/* ==========================================================================
   3D Human Skeletal Atlas - Ultra-Modern Dark Theme Design System
   ========================================================================== */

:root {
  --bg-main: #0a0d14;
  --bg-gradient-from: #121824;
  --bg-gradient-to: #07090f;

  --panel-bg: rgba(15, 23, 42, 0.65);
  --panel-bg-hover: rgba(30, 41, 59, 0.78);
  --panel-border: rgba(255, 255, 255, 0.12);
  --panel-shadow: 0 16px 36px -10px rgba(0, 0, 0, 0.5), 0 2px 8px 0 rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  --panel-shadow-hover: 0 22px 45px -10px rgba(0, 0, 0, 0.6), 0 4px 12px 0 rgba(0, 0, 0, 0.35);
  --glass-blur: blur(20px) saturate(190%);

  --glass-bg: rgba(15, 23, 42, 0.58);
  --glass-border: rgba(255, 255, 255, 0.12);
  --bg-card: rgba(22, 30, 46, 0.75);
  --bg-hover: rgba(34, 46, 70, 0.85);
  --border-light: rgba(255, 255, 255, 0.08);
  --border-color: rgba(255, 255, 255, 0.14);

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-tertiary: #64748b;
  --text-muted: #64748b;
  --text-dim: #475569;

  --accent-color: #f97316;
  /* Modern clinical amber/coral */
  --accent-light: rgba(249, 115, 22, 0.18);
  --accent-border: rgba(249, 115, 22, 0.4);

  --side-left-bg: rgba(14, 165, 233, 0.18);
  --side-left-text: #38bdf8;
  --side-right-bg: rgba(168, 85, 247, 0.18);
  --side-right-text: #c084fc;
  --side-mid-bg: rgba(148, 163, 184, 0.14);
  --side-mid-text: #cbd5e1;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --transition-fast: 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   Gallery Ivory Light Theme Design System
   ========================================================================== */

[data-theme="light"] {
  --bg-main: #f5f2eb;
  --bg-gradient-from: #faf8f5;
  --bg-gradient-to: #eae5db;

  --panel-bg: rgba(255, 255, 255, 0.72);
  --panel-bg-hover: rgba(255, 255, 255, 0.88);
  --panel-border: rgba(68, 64, 60, 0.12);
  --panel-shadow: 0 14px 32px -10px rgba(68, 64, 60, 0.10), 0 2px 6px 0 rgba(68, 64, 60, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.95);
  --panel-shadow-hover: 0 20px 40px -10px rgba(68, 64, 60, 0.14), 0 4px 10px 0 rgba(68, 64, 60, 0.06);
  --glass-blur: blur(20px) saturate(180%);

  --glass-bg: rgba(255, 255, 255, 0.68);
  --glass-border: rgba(68, 64, 60, 0.12);
  --bg-card: #ffffff;
  --bg-hover: rgba(245, 242, 235, 0.95);
  --border-light: rgba(68, 64, 60, 0.08);
  --border-color: rgba(68, 64, 60, 0.14);

  --text-primary: #1c1917;
  --text-secondary: #57534e;
  --text-tertiary: #78716c;
  --text-muted: #78716c;
  --text-dim: #a8a29e;

  --side-left-bg: rgba(2, 132, 199, 0.12);
  --side-left-text: #0284c7;
  --side-right-bg: rgba(147, 51, 234, 0.12);
  --side-right-text: #7e22ce;
  --side-mid-bg: rgba(100, 116, 139, 0.12);
  --side-mid-text: #475569;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", "Segoe UI", Roboto, sans-serif;
  background: radial-gradient(circle at 50% 35%, var(--bg-gradient-from) 0%, var(--bg-main) 60%, var(--bg-gradient-to) 100%);
  color: var(--text-primary);
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  user-select: none;
}

/* ==========================================================================
   3D Canvas Viewport
   ========================================================================== */

#canvasContainer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  touch-action: none;
  -webkit-touch-callout: none;
  user-select: none;
  -webkit-user-select: none;
}

#canvasContainer canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
  touch-action: none;
  -webkit-touch-callout: none;
  user-select: none;
  -webkit-user-select: none;
}

/* ==========================================================================
   MyoMotion Unified Top Navigation Bar (Consistent Everywhere)
   ========================================================================== */

.app-header,
.catalog-top-nav {
  width: 100%;
  border-bottom: 1.5px solid rgba(255, 255, 255, 0.08);
  background: rgba(10, 14, 24, 0.38);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  box-sizing: border-box;
  pointer-events: auto;
  transition: background 0.25s, border-color 0.25s;
}

.app-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1200;
}

.catalog-top-nav {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
}

.app-header-inner {
  max-width: 1440px;
  margin: 0 auto;
  padding: 14px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-sizing: border-box;
  position: relative;
  min-height: 68px;
}

.header-left,
.header-right,
.catalog-top-left,
.catalog-top-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  pointer-events: auto;
}

.header-left,
.catalog-top-left {
  max-width: calc(50% - 190px);
  min-width: 0;
}

.header-right,
.catalog-top-actions {
  justify-content: flex-end;
}

/* Nav Action Buttons: Reset & Snapshot in 3D views; Return in Exercise & Settings Lab */
.btn-nav-action,
.btn-return-3d {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.14);
  cursor: pointer;
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  font-family: var(--font-ui);
  text-decoration: none;
  white-space: nowrap;
}

.btn-nav-action:hover,
.btn-return-3d:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-1px);
}

.btn-nav-action:active,
.btn-return-3d:active {
  transform: translateY(0);
}

/* Header Auth Slot & Controls */
.header-auth-slot {
  display: inline-flex;
  align-items: center;
}

.btn-nav-auth {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 15px;
  border-radius: 9999px;
  background: var(--accent-color, #f97316);
  color: #ffffff;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--accent-color, #f97316);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 2px 10px var(--accent-glow, rgba(249, 115, 22, 0.32));
  font-family: var(--font-ui);
  text-decoration: none;
  white-space: nowrap;
}

.btn-nav-auth:hover {
  background: var(--accent-color, #f97316);
  border-color: var(--accent-color, #f97316);
  color: #ffffff;
  filter: brightness(1.08);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px var(--accent-glow, rgba(249, 115, 22, 0.45));
}

.btn-nav-auth:active {
  transform: translateY(0);
}

/* User Profile & Explicit Sign Out in Header */
.auth-logged-in-container {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.user-info-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 3px 10px 3px 4px;
  border-radius: 9999px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.user-pill-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
  color: #ffffff;
  font-size: 10px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.user-pill-name {
  font-size: 12px;
  font-weight: 600;
  color: #f1f5f9;
  max-width: 95px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-nav-signout {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 15px;
  border-radius: 9999px;
  background: var(--accent-color, #f97316);
  color: #ffffff;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--accent-color, #f97316);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: var(--font-ui);
  white-space: nowrap;
  box-shadow: 0 2px 10px var(--accent-glow, rgba(249, 115, 22, 0.32));
}

.btn-nav-signout:hover {
  background: var(--accent-color, #f97316);
  border-color: var(--accent-color, #f97316);
  color: #ffffff;
  filter: brightness(1.08);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px var(--accent-glow, rgba(249, 115, 22, 0.45));
}

.btn-nav-signout:active {
  transform: translateY(0);
}

.user-profile-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px 4px 5px;
  border-radius: 9999px;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.user-badge-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
  color: #ffffff;
  font-size: 10.5px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(249, 115, 22, 0.4);
}

.user-badge-name {
  font-size: 12.5px;
  font-weight: 600;
  color: #f1f5f9;
  max-width: 110px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-badge-signout {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #94a3b8;
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 0;
}

.btn-badge-signout:hover {
  background: rgba(239, 68, 68, 0.25);
  border-color: rgba(239, 68, 68, 0.5);
  color: #ef4444;
}

.logo-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--panel-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--panel-border);
  padding: 5px 20px 5px 7px;
  border-radius: var(--radius-full);
  box-shadow: var(--panel-shadow);
  height: 54px;
  min-width: 0;
  box-sizing: border-box;
}

.logo-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
  border: 1.5px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 2px 14px rgba(0, 0, 0, 0.35);
}

.app-logo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 50%;
}

.logo-text-group {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1px;
  min-width: 0;
}

.logo-title,
.catalog-logo-title {
  font-size: 15px;
  font-weight: 750;
  letter-spacing: -0.015em;
  background: linear-gradient(135deg, #ffffff 20%, var(--accent-color, #f97316) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.18;
  white-space: nowrap;
}

.logo-subtitle,
.catalog-logo-subtitle {
  font-size: 11.5px;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.01em;
  line-height: 1.25;
  white-space: nowrap;
}

.badge-pill {
  font-size: 11px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
  color: #cbd5e1;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.12);
  letter-spacing: 0.01em;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ==========================================================================
   Header Action Buttons
   ========================================================================== */

.action-bar {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--panel-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--panel-border);
  padding: 4px 6px;
  border-radius: var(--radius-full);
  box-shadow: var(--panel-shadow);
}

.action-bar .btn-pill {
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.action-bar .btn-pill svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

.btn-pill {
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
}

.btn-pill:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.btn-pill.primary {
  background: rgba(255, 255, 255, 0.14);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.btn-pill.primary:hover {
  background: rgba(255, 255, 255, 0.24);
}

.btn-icon-round {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--panel-border);
  background: var(--panel-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  box-shadow: var(--panel-shadow);
  transition: all var(--transition-fast);
}

.btn-icon-round:hover {
  background: rgba(255, 255, 255, 0.14);
  color: var(--text-primary);
  transform: translateY(-1px);
  box-shadow: var(--panel-shadow-hover);
}

.btn-icon-round.active {
  background: var(--accent-color, #f97316);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 0 12px var(--accent-glow, rgba(249, 115, 22, 0.4));
}

.color-palette-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 4px;
}

.color-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.4);
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.color-dot:hover {
  transform: scale(1.2);
}

.color-dot.active {
  box-shadow: 0 0 0 2px #ffffff;
}

/* Coloured layer indicator dot in the sidebar title */
.drawer-layer-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: none;
  /* shown via JS after layer activates */
  flex-shrink: 0;
  transition: background 0.3s;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.15);
}

/* ── Anatomy Layer Switcher ──────────────────────────────────────────── */
.layer-switcher {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  gap: 2px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 4px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  pointer-events: auto;
  z-index: 25;
}

.layer-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 7px 12px 6px;
  border: none;
  border-radius: 10px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 10px;
  font-weight: 500;
  font-family: var(--font-ui);
  letter-spacing: 0.01em;
  transition: background 0.18s, color 0.18s, transform 0.15s, box-shadow 0.18s;
  white-space: nowrap;
  position: relative;
  min-width: 56px;
}

.layer-tab:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  transform: translateY(-1px);
}

/* Toggle ON — filled with accent colour, can coexist with other active tabs */
.layer-tab.active {
  background: var(--accent-color);
  color: #fff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
  font-weight: 600;
}

.layer-tab.active:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.layer-tab-icon {
  width: 17px;
  height: 17px;
  display: block;
  flex-shrink: 0;
}

/* Spinner while GLB loads */
.layer-tab.loading .layer-tab-icon {
  animation: layer-spin 0.7s linear infinite;
  opacity: 0.7;
}

@keyframes layer-spin {
  to {
    transform: rotate(360deg);
  }
}

/* ── Anatomy Unified Section Container ───────────────────────────────── */
.anatomy-section-container {
  position: relative;
  display: flex;
  align-items: stretch;
  border-radius: 10px;
  background: transparent;
  transition: background 0.18s, box-shadow 0.18s;
}

.anatomy-section-container.active {
  background: var(--accent-color);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
}

.anatomy-section-container.active .layer-tab.anatomy-tab {
  background: transparent;
  box-shadow: none;
  color: #fff;
}

.anatomy-section-container:not(.active) .layer-tab.anatomy-tab {
  background: transparent;
  color: var(--text-secondary);
}

.anatomy-section-container:not(.active):hover {
  background: rgba(255, 255, 255, 0.08);
}

.anatomy-section-container:not(.active):hover .layer-tab.anatomy-tab {
  color: var(--text-primary);
}

.layer-tab.anatomy-tab {
  min-width: 50px;
  padding: 7px 7px 6px 10px;
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

/* ── Anatomy Switcher Button Inside Section ──────────────────────────── */
.anatomy-switch-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 9px 0 7px;
  border: none;
  border-left: 1px solid rgba(255, 255, 255, 0.22);
  border-top-right-radius: 10px;
  border-bottom-right-radius: 10px;
  background: transparent;
  color: #fff;
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}

.anatomy-section-container:not(.active) .anatomy-switch-btn {
  border-left-color: rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
}

.anatomy-switch-btn:hover {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
}

.anatomy-section-container:not(.active) .anatomy-switch-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
}

.anatomy-current-badge {
  display: inline-block;
  padding: 2px 6px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.2);
  font-size: 9.5px;
  line-height: 1.2;
  font-weight: 600;
  text-transform: capitalize;
}

.anatomy-section-container:not(.active) .anatomy-current-badge {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
}

.anatomy-switch-icon {
  width: 12px;
  height: 12px;
  opacity: 0.9;
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.anatomy-switch-btn:hover .anatomy-switch-icon {
  transform: rotate(180deg);
}

.anatomy-chevron-icon {
  width: 10px;
  height: 10px;
  opacity: 0.85;
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.anatomy-section-container.menu-open .anatomy-chevron-icon {
  transform: rotate(180deg);
}

/* ── Anatomy Dropdown Menu ───────────────────────────────────────────── */
.anatomy-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 236px;
  background: #18181b;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 6px;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.55), 0 4px 12px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: none;
  flex-direction: column;
  gap: 3px;
  z-index: 150;
  transform-origin: top left;
  animation: anatomyDropdownOpen 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes anatomyDropdownOpen {
  from {
    opacity: 0;
    transform: translateY(-6px) scale(0.97);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.anatomy-dropdown-menu.open {
  display: flex;
}

.anatomy-dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 10px;
  border: none;
  border-radius: 9px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  text-align: left;
  font-family: var(--font-ui);
  transition: background 0.15s, color 0.15s, transform 0.12s;
  box-sizing: border-box;
}

.anatomy-dropdown-item:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  transform: translateX(2px);
}

.anatomy-dropdown-item.active {
  background: rgba(249, 115, 22, 0.16);
  color: #fff;
  font-weight: 500;
}

.anatomy-dropdown-item-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.15s, color 0.15s;
}

.anatomy-dropdown-item-icon svg {
  width: 16px;
  height: 16px;
}

.anatomy-dropdown-item.active .anatomy-dropdown-item-icon {
  background: var(--accent-color);
  color: #fff;
}

.anatomy-dropdown-item-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  flex: 1;
}

.anatomy-dropdown-item-title {
  font-size: 12px;
  font-weight: 600;
  color: inherit;
}

.anatomy-dropdown-item-desc {
  font-size: 10px;
  color: var(--text-secondary);
  opacity: 0.8;
}

.anatomy-item-check {
  width: 14px;
  height: 14px;
  color: var(--accent-color);
  opacity: 0;
  flex-shrink: 0;
  transition: opacity 0.15s;
}

.anatomy-dropdown-item.active .anatomy-item-check {
  opacity: 1;
}


.tone-selector-bar {
  display: flex;
  align-items: center;
  gap: 3px;
  background: var(--panel-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-full);
  padding: 3px 5px;
  box-shadow: var(--panel-shadow);
}

.bar-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  padding: 0 4px;
}

.tone-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-full);
  padding: 4px 9px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tone-chip:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
}

.tone-chip.active {
  background: rgba(255, 255, 255, 0.15);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.25);
}

.tone-preview-circle {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
  display: inline-block;
  flex-shrink: 0;
}

/* ==========================================================================
   Left Drawer: Dynamic Anatomical Hierarchy Explorer & Search
   ========================================================================== */

.explorer-drawer {
  position: absolute;
  top: 84px;
  left: 24px;
  bottom: 96px;
  width: 330px;
  background: var(--panel-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--panel-shadow);
  display: flex;
  flex-direction: column;
  z-index: 15;
  transition: transform var(--transition-smooth), opacity var(--transition-smooth);
}

.explorer-drawer.closed {
  transform: translateX(-370px);
  opacity: 0;
  pointer-events: none;
}

.drawer-header {
  padding: 16px 18px 12px;
  border-bottom: 1px solid var(--panel-border);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.drawer-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.drawer-title {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.search-box-wrapper {
  position: relative;
  width: 100%;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-input {
  width: 100%;
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 8px 34px 8px 34px;
  border-radius: var(--radius-full);
  font-size: 12.5px;
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.search-clear-btn {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
}

.filter-chips-row {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.filter-chips-row::-webkit-scrollbar {
  display: none;
}

.filter-chip {
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.filter-chip:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.filter-chip.active {
  background: var(--accent-color);
  border-color: var(--accent-color);
  color: #ffffff;
}

.drawer-content {
  flex: 1;
  overflow-y: auto;
  padding: 10px 12px;
}

.drawer-content::-webkit-scrollbar {
  width: 5px;
}

.drawer-content::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-full);
}

.drawer-footer {
  padding: 10px 16px;
  border-top: 1px solid var(--panel-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--text-muted);
}

/* ==========================================================================
   Tree Hierarchy Items
   ========================================================================== */

.tree-group {
  margin-bottom: 8px;
}

.tree-group-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: background var(--transition-fast);
}

.tree-group-header:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
}

.tree-group-title {
  display: flex;
  align-items: center;
  gap: 8px;
}

.chevron-icon {
  transition: transform var(--transition-fast);
}

.tree-group.collapsed .chevron-icon {
  transform: rotate(-90deg);
}

.tree-group.collapsed .tree-group-content {
  display: none;
}

.tree-badge {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: var(--radius-full);
}

.tree-group-content {
  padding-left: 6px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 2px;
}

.tree-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 10px;
  border-radius: var(--radius-md);
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tree-item:hover {
  background: rgba(255, 255, 255, 0.07);
  color: var(--text-primary);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.tree-item.selected {
  background: rgba(249, 115, 22, 0.16);
  color: var(--accent-color);
  font-weight: 600;
  border-left: 3px solid var(--accent-color);
  box-shadow: 0 4px 12px rgba(249, 115, 22, 0.2);
}

.tree-item.hidden-bone {
  opacity: 0.45;
}

.tree-item-left {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow: hidden;
}

.tree-item-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 195px;
}

.side-pill {
  font-size: 9.5px;
  font-weight: 700;
  padding: 2px 5px;
  border-radius: 4px;
  line-height: 1;
}

.side-left {
  background: var(--side-left-bg);
  color: var(--side-left-text);
}

.side-right {
  background: var(--side-right-bg);
  color: var(--side-right-text);
}

.side-mid {
  background: var(--side-mid-bg);
  color: var(--side-mid-text);
}

.tree-item-actions {
  display: flex;
  align-items: center;
  gap: 4px;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.tree-item:hover .tree-item-actions {
  opacity: 1;
}

.icon-btn-micro {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.icon-btn-micro:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.12);
}

/* ==========================================================================
   Left Inspector Card: Selected Body Part Details & Controls
   ========================================================================== */

.inspector-card {
  position: absolute;
  top: 86px;
  left: 24px;
  right: auto;
  width: 335px;
  max-height: calc(100vh - 175px);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
  background: var(--panel-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--panel-shadow);
  padding: 20px 20px 24px 20px;
  z-index: 30;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transform: translateX(calc(-100% - 30px));
  opacity: 0;
  pointer-events: none;
  transition: transform var(--transition-smooth), opacity var(--transition-smooth);
}

.inspector-card::-webkit-scrollbar {
  width: 5px;
}

.inspector-card::-webkit-scrollbar-track {
  background: transparent;
}

.inspector-card::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.18);
  border-radius: 9999px;
}

.inspector-card.open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
  z-index: 30;
}

.inspector-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}

.inspector-title-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.inspector-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
}

.inspector-raw {
  font-size: 11px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  color: var(--text-muted);
  word-break: break-all;
}

.inspector-close-btn {
  background: var(--accent-color);
  border: none;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.inspector-tags-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.tag-pill {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.tag-region {
  background: rgba(255, 255, 255, 0.08);
  color: #cbd5e1;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.tag-side {
  background: var(--accent-light);
  color: var(--accent-color);
  border: 1px solid var(--accent-border);
}

.height-meter-box {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: rgba(15, 23, 42, 0.6);
  padding: 10px 12px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.height-meter-labels {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-muted);
}

.height-meter-bar-outer {
  height: 6px;
  width: 100%;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.height-meter-bar-inner {
  height: 100%;
  width: 50%;
  background: linear-gradient(90deg, #38bdf8, var(--accent-color));
  border-radius: var(--radius-full);
  transition: width var(--transition-smooth);
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.stat-item {
  background: rgba(15, 23, 42, 0.6);
  padding: 10px 12px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 700;
  color: var(--text-muted);
}

.stat-value {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

/* ==========================================================================
   Muscle Function & Biomechanics Panel
   ========================================================================== */

.muscle-function-panel,
.bone-function-panel,
.organ-function-panel {
  display: flex;
  flex-direction: column;
  width: 100%;
  box-sizing: border-box;
  gap: 12px;
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius-md);
  padding: 14px;
  box-shadow: 0 4px 14px -4px rgba(0, 0, 0, 0.4);
  transition: all var(--transition-normal);
}

.muscle-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  width: 100%;
  box-sizing: border-box;
}

.muscle-panel-title {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.muscle-panel-title svg {
  color: var(--accent-color);
}

.muscle-badge-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.fiber-badge {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  background: rgba(59, 130, 246, 0.18);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.35);
}

.fiber-badge.slow {
  background: rgba(16, 185, 129, 0.18);
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.35);
}

.fiber-badge.fast {
  background: rgba(239, 68, 68, 0.18);
  color: #f87171;
  border-color: rgba(239, 68, 68, 0.35);
}

.fiber-badge.mixed {
  background: rgba(168, 85, 247, 0.18);
  color: #c084fc;
  border-color: rgba(168, 85, 247, 0.35);
}

.exercise-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.exercise-tag {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 7px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.07);
  color: #94a3b8;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.exercise-tag.push {
  background: rgba(249, 115, 22, 0.16);
  color: #fb923c;
  border-color: rgba(249, 115, 22, 0.35);
}

.exercise-tag.pull {
  background: rgba(34, 197, 94, 0.16);
  color: #4ade80;
  border-color: rgba(34, 197, 94, 0.35);
}

.exercise-tag.legs {
  background: rgba(236, 72, 153, 0.16);
  color: #f472b6;
  border-color: rgba(236, 72, 153, 0.35);
}

.exercise-tag.core {
  background: rgba(168, 85, 247, 0.16);
  color: #c084fc;
  border-color: rgba(168, 85, 247, 0.35);
}

.biomech-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 100%;
  box-sizing: border-box;
}

.biomech-subtitle {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 10.5px;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.biomech-subtitle svg {
  color: var(--accent-color);
}

.muscle-actions-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 0;
  margin: 0;
}

.muscle-action-item {
  position: relative;
  padding-left: 14px;
  font-size: 12px;
  line-height: 1.4;
  color: var(--text-primary);
  font-weight: 500;
}

.muscle-action-item::before {
  content: '';
  position: absolute;
  left: 3px;
  top: 6px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent-color);
}

.biomech-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.biomech-block {
  background: rgba(15, 23, 42, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.biomech-block.origin-block {
  border-left: 3px solid #38bdf8;
}

.biomech-block.insertion-block {
  border-left: 3px solid #f97316;
}

.biomech-block-header {
  display: flex;
  align-items: center;
  gap: 6px;
}

.oi-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.origin-dot {
  background: #0284c7;
}

.insertion-dot {
  background: #ea580c;
}

.biomech-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
}

.biomech-text {
  font-size: 11.5px;
  line-height: 1.4;
  color: var(--text-primary);
  font-weight: 500;
}

.exercise-lab-callout {
  display: flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.12), rgba(249, 115, 22, 0.04));
  border: 1px dashed rgba(249, 115, 22, 0.4);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
}

.callout-icon {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent-light);
  color: var(--accent-color);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.callout-content {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.callout-title {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--text-primary);
}

.callout-desc {
  font-size: 10px;
  color: var(--text-muted);
  line-height: 1.25;
}

.inspector-actions-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.action-btn-full {
  width: 100%;
  border: none;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-primary);
  font-size: 12.5px;
  font-weight: 600;
  padding: 9px 14px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.action-btn-full:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-1px);
}

.action-btn-full.primary-accent {
  background: var(--accent-color);
  color: #ffffff;
  border: none;
}

.action-btn-full.primary-accent:hover {
  background: #ea580c;
}

.action-btn-full.active {
  background: var(--accent-color);
  color: #ffffff;
  border-color: var(--accent-color);
}

/* ==========================================================================
   Bottom Floating Control Dock: Presets, X-Ray, Explode, Turntable
   ========================================================================== */

.bottom-control-dock {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 20;
  pointer-events: none;
}

.dock-pill {
  background: var(--panel-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--panel-border);
  padding: 6px 10px;
  border-radius: var(--radius-full);
  box-shadow: var(--panel-shadow);
  display: flex;
  align-items: center;
  gap: 6px;
  pointer-events: auto;
}

/* ==========================================================================
   3D Camera Orientation Compass Dial (Floating Viewport Gizmo)
   ========================================================================== */

.view-compass-dock {
  position: fixed;
  top: 96px;
  right: 24px;
  width: 112px;
  height: 112px;
  background: transparent;
  border: none;
  border-radius: 50%;
  box-shadow: none;
  filter: drop-shadow(0 10px 26px rgba(0, 0, 0, 0.55));
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 25;
  pointer-events: auto;
  user-select: none;
  flex-shrink: 0;
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1), filter 0.2s ease;
}

.view-compass-dock:hover {
  transform: scale(1.04);
  filter: drop-shadow(0 14px 32px rgba(0, 0, 0, 0.72));
}

.view-compass-svg {
  width: 100%;
  height: 100%;
  display: block;
  overflow: visible;
}

.compass-bezel {
  fill: rgba(15, 23, 42, 0.88);
  stroke: rgba(255, 255, 255, 0.16);
  stroke-width: 1.4px;
  pointer-events: none;
  transition: fill 0.2s ease, stroke 0.2s ease;
}

.compass-groove {
  fill: none;
  stroke: rgba(0, 0, 0, 0.4);
  stroke-width: 1px;
  pointer-events: none;
}

.dial-sector {
  cursor: pointer;
  outline: none;
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}

.dial-sector path {
  fill: rgba(30, 41, 59, 0.82);
  stroke: rgba(255, 255, 255, 0.12);
  stroke-width: 0.85px;
  transition: fill 0.15s ease, stroke 0.15s ease, filter 0.15s ease;
}

.dial-sector text {
  fill: #94a3b8;
  font-family: inherit;
  font-size: 8px;
  font-weight: 700;
  text-anchor: middle;
  dominant-baseline: central;
  letter-spacing: 0.02em;
  pointer-events: none;
  user-select: none;
  transition: fill 0.15s ease, font-weight 0.15s ease;
}

.dial-sector[data-preset="anterior"] text,
.dial-sector[data-preset="posterior"] text {
  font-size: 9.5px;
}

/* Sector hover state */
.dial-sector:hover path {
  fill: rgba(249, 115, 22, 0.28);
  stroke: var(--accent-color, #f97316);
}

.dial-sector:hover text {
  fill: #ffffff;
  font-weight: 800;
}

/* Active camera preset sector */
.dial-sector.active path {
  fill: var(--accent-color, #ea580c);
  stroke: rgba(255, 255, 255, 0.45);
  stroke-width: 1px;
  filter: drop-shadow(0 0 7px rgba(234, 88, 12, 0.65));
}

.dial-sector.active text {
  fill: #ffffff;
  font-weight: 800;
}

/* Keyboard accessibility */
.dial-sector:focus-visible path {
  stroke: var(--accent-color, #ea580c);
  stroke-width: 1.5px;
}

.dock-divider {
  width: 1px;
  height: 20px;
  background: rgba(255, 255, 255, 0.12);
  margin: 0 4px;
}

.slider-group {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 6px;
}

.slider-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.modern-range {
  -webkit-appearance: none;
  appearance: none;
  width: 75px;
  height: 5px;
  background: rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-full);
  outline: none;
}

.modern-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  background: #ffffff;
  border: 2px solid var(--accent-color);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
  border-radius: 50%;
  cursor: pointer;
}

.slider-val-badge {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  width: 28px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* ==========================================================================
   Hover Tooltip
   ========================================================================== */

.hover-tooltip {
  position: absolute;
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: #ffffff;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
  pointer-events: none;
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 2px;
  opacity: 0;
  transition: opacity 0.12s ease-out;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.tooltip-title {
  font-size: 12px;
  font-weight: 700;
  color: #ffffff;
}

.tooltip-meta {
  font-size: 10px;
  color: #94a3b8;
  display: flex;
  gap: 6px;
}

/* ==========================================================================
   Loading Screen Overlay
   ========================================================================== */

.loading-overlay {
  position: fixed;
  inset: 0;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: radial-gradient(circle at 50% 45%, rgba(15, 23, 42, 0.82) 0%, rgba(8, 12, 20, 0.94) 100%);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 1150;
  transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.35s ease-out;
}

.loading-overlay.fade-out {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
  transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.35s ease-out !important;
}


.loading-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  text-align: center;
  background: rgba(18, 24, 38, 0.78);
  backdrop-filter: blur(36px);
  -webkit-backdrop-filter: blur(36px);
  padding: 40px 52px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 30px 80px -15px rgba(0, 0, 0, 0.75), 0 0 35px rgba(56, 189, 248, 0.15);
  min-width: 320px;
  max-width: 440px;
  box-sizing: border-box;
}

.loading-spinner-ring {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 3.5px solid rgba(255, 255, 255, 0.08);
  border-top-color: #38bdf8;
  border-right-color: #f97316;
  animation: spin 0.85s cubic-bezier(0.5, 0.1, 0.4, 0.9) infinite;
  box-shadow: 0 0 24px rgba(56, 189, 248, 0.35);
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.loading-title {
  font-size: 17px;
  font-weight: 700;
  color: #f8fafc;
  letter-spacing: -0.01em;
}

.loading-text {
  font-size: 13px;
  font-weight: 500;
  color: #94a3b8;
  max-width: 320px;
  line-height: 1.45;
}

.progress-track {
  width: 240px;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #38bdf8, var(--accent-color, #f97316));
  border-radius: var(--radius-full);
  transition: width 0.22s ease-out;
}

/* Responsive adaptations are unified in the Master Responsive section at the bottom of this stylesheet */

/* ==========================================================================
   Camera Shutter Flash & Snapshot Modal
   ========================================================================== */

.shutter-flash {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: #ffffff;
  opacity: 0;
  pointer-events: none;
  z-index: 999;
  transition: opacity 0.35s ease-out;
}

.shutter-flash.flashing {
  opacity: 0.85;
  transition: none;
}

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 150;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease-out;
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: var(--panel-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-xl);
  box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.7);
  width: 92%;
  max-width: 780px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.95) translateY(12px);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-backdrop.open .modal-card {
  transform: scale(1) translateY(0);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--panel-border);
}

.modal-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.modal-icon-badge {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent-light);
  color: var(--accent-color);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-subtitle {
  font-size: 11px;
  color: var(--text-muted);
}

.modal-close-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background 0.15s;
}

.modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.16);
  color: var(--text-primary);
}

.modal-preview-container {
  padding: 16px 20px;
  overflow: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 13, 20, 0.75);
}

.modal-preview-container img {
  max-width: 100%;
  max-height: 52vh;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: block;
}

.modal-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  border-top: 1px solid var(--panel-border);
  background: rgba(15, 23, 42, 0.9);
}

.modal-hint {
  font-size: 11px;
  color: var(--text-muted);
}

.modal-path-info {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--text-muted);
  min-width: 0;
  flex: 1 1 auto;
}

.path-label {
  flex-shrink: 0;
}

.path-badge {
  background: rgba(255, 255, 255, 0.07);
  color: var(--text-primary);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.12);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 380px;
}

.btn-micro-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  padding: 3px 8px;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.btn-micro-pill:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

.modal-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}





/* ==========================================================================
   Option 1: Muscle Layering & Depth Filtering UI
   ========================================================================== */

@keyframes fadeInDock {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.97);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.muscle-depth-pill {
  animation: fadeInDock 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  border-color: var(--accent-border, rgba(249, 115, 22, 0.4)) !important;
  background: var(--panel-bg) !important;
  box-shadow: 0 10px 25px -4px rgba(0, 0, 0, 0.5), var(--panel-shadow) !important;
}

.depth-val-badge {
  width: auto !important;
  min-width: 68px;
  text-align: center;
  padding: 2.5px 8px;
  background: var(--accent-light, rgba(249, 115, 22, 0.18));
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 700;
  color: var(--accent-color, #f97316);
  letter-spacing: 0.02em;
  border: 1px solid var(--accent-border, rgba(249, 115, 22, 0.4));
}

.depth-buttons-group {
  display: flex;
  align-items: center;
  gap: 3px;
}

.depth-dock-btn {
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 600;
  padding: 5px 9px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.depth-dock-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
}

.depth-dock-btn.active {
  background: var(--accent-color, #f97316) !important;
  color: #ffffff !important;
  box-shadow: 0 2px 8px var(--accent-glow, rgba(249, 115, 22, 0.35));
}

.depth-filter-row {
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px dashed rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  gap: 5px;
}

.depth-filter-label {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-right: 2px;
}

.depth-chip {
  font-size: 10.5px;
  padding: 3px 8px;
  border-radius: var(--radius-full);
}

.depth-chip.active {
  background: var(--accent-color, #f97316) !important;
  color: #ffffff !important;
  border-color: var(--accent-color, #f97316) !important;
}

/* Tree Item Depth Pill */
.depth-pill {
  font-size: 9px;
  font-weight: 700;
  padding: 2px 5px;
  border-radius: 4px;
  line-height: 1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  flex-shrink: 0;
}

.depth-sup {
  background: rgba(217, 119, 6, 0.16);
  color: #fbbf24;
  border: 1px solid rgba(217, 119, 6, 0.35);
}

.depth-mid {
  background: rgba(168, 85, 247, 0.16);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.35);
}

.depth-deep {
  background: rgba(15, 118, 110, 0.2);
  color: #2dd4bf;
  border: 1px solid rgba(15, 118, 110, 0.4);
}

/* Inspector Card Depth Pill */
.tag-depth {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ==========================================================================
   Exercise Lab: Dedicated Sidebar Panel & Muscle Info Cards
   ========================================================================== */

.atlas-explorer-panel {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

.exercise-drawer-panel {
  display: flex;
  flex-direction: column;
  padding: 16px;
  gap: 12px;
  overflow-y: auto;
  flex: 1;
}

.exercise-panel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.btn-back-catalog {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex: 1;
  padding: 10px 16px;
  border-radius: var(--radius-lg);
  background: var(--accent-color, #f97316);
  color: #ffffff;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  border: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  box-shadow: 0 4px 14px var(--accent-glow, rgba(249, 115, 22, 0.35)), 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-drawer-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--panel-border);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  flex-shrink: 0;
}

.btn-drawer-close:hover {
  background: rgba(255, 255, 255, 0.16);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.btn-drawer-close:active {
  transform: translateY(0);
}

.btn-back-catalog:hover {
  background: var(--accent-color, #f97316);
  filter: brightness(1.1);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px var(--accent-glow, rgba(249, 115, 22, 0.45));
}

.btn-back-catalog:active {
  transform: translateY(0);
  box-shadow: 0 2px 6px var(--accent-glow, rgba(249, 115, 22, 0.25));
}

.btn-back-catalog svg {
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-back-catalog:hover svg {
  transform: translateX(-3px);
}

.current-exercise-banner {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.current-exercise-badge {
  align-self: flex-start;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  background: rgba(249, 115, 22, 0.16);
  color: #fb923c;
}

.current-exercise-name {
  margin: 0;
  font-size: 15px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

.current-exercise-sub {
  margin: 0;
  font-size: 11px;
  color: var(--text-tertiary);
}

.section-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 4px;
}

.section-heading {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
}

.target-muscle-cards {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.muscle-card {
  padding: 10px 14px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.muscle-card:hover {
  background: var(--bg-hover);
  border-color: var(--border-color);
  transform: translateY(-1px);
}

.muscle-card-title-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.muscle-color-indicator {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}

.muscle-card-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
}

.muscle-role-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.role-agonist {
  background: rgba(220, 38, 38, 0.16);
  color: #f87171;
}

.role-synergist {
  background: rgba(234, 88, 12, 0.16);
  color: #fb923c;
}

.role-stabilizer {
  background: rgba(2, 132, 199, 0.18);
  color: #38bdf8;
}

.muscle-card.active {
  border-color: rgba(220, 38, 38, 0.55);
  background: rgba(220, 38, 38, 0.1);
  box-shadow: 0 2px 10px rgba(220, 38, 38, 0.2);
}

/* Active card styles with colored glows */
.muscle-card.active[data-muscle="quads"],
.muscle-card.active[data-muscle="glutes"],
.muscle-card.active[data-muscle="pecs"],
.muscle-card.active[data-muscle="core"],
.muscle-card.active[data-muscle="triceps"],
.muscle-card.active[data-muscle="calves"] {
  border-color: rgba(220, 38, 38, 0.65);
  background: rgba(220, 38, 38, 0.12);
  box-shadow: 0 2px 12px rgba(220, 38, 38, 0.25);
}

.muscle-card.active[data-muscle="hamstrings"],
.muscle-card.active[data-muscle="delts"] {
  border-color: rgba(234, 88, 12, 0.65);
  background: rgba(234, 88, 12, 0.12);
  box-shadow: 0 2px 12px rgba(234, 88, 12, 0.25);
}

/* Dimmed card style when inactive */
.muscle-card:not(.active) {
  opacity: 0.5;
  filter: grayscale(0.4);
}

.exercise-player-pill {
  animation: dockSlideUp 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.btn-exercise-play {
  background: var(--accent-light, rgba(249, 115, 22, 0.14));
  color: var(--accent-color, #fb923c);
  border: 1px solid var(--accent-border, rgba(249, 115, 22, 0.3));
  font-weight: 600;
  gap: 6px;
  min-width: 82px;
  justify-content: center;
}

.btn-exercise-play:hover {
  background: var(--accent-color, #f97316);
  color: #ffffff;
  border-color: var(--accent-color, #f97316);
  box-shadow: 0 4px 14px var(--accent-glow, rgba(249, 115, 22, 0.35));
}

.exercise-scrub-group {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1 1 auto;
  min-width: 320px;
  max-width: 480px;
}

.exercise-range {
  -webkit-appearance: none;
  appearance: none;
  flex: 1 1 auto;
  width: 100% !important;
  min-width: 140px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(to right,
      var(--accent-color, #f97316) 0%,
      var(--accent-color, #f97316) var(--slider-fill, 0%),
      rgba(255, 255, 255, 0.16) var(--slider-fill, 0%),
      rgba(255, 255, 255, 0.16) 100%) !important;
  outline: none;
  cursor: pointer;
  transition: height 0.15s ease;
}

.exercise-range:hover {
  height: 10px;
}

.exercise-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-color, #f97316);
  border: 2.5px solid #ffffff;
  box-shadow: 0 2px 8px var(--accent-glow, rgba(249, 115, 22, 0.4)), 0 1px 3px rgba(0, 0, 0, 0.3);
  cursor: grab;
  transition: transform 0.15s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.15s ease;
}

.exercise-range::-webkit-slider-thumb:hover {
  transform: scale(1.22);
  box-shadow: 0 4px 14px var(--accent-glow, rgba(249, 115, 22, 0.6));
}

.exercise-range:active::-webkit-slider-thumb {
  cursor: grabbing;
  transform: scale(1.3);
}

.exercise-range::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-color, #f97316);
  border: 2.5px solid #ffffff;
  box-shadow: 0 2px 8px var(--accent-glow, rgba(249, 115, 22, 0.4));
  cursor: grab;
}

.exercise-val-badge {
  background: var(--accent-light, rgba(249, 115, 22, 0.14));
  color: var(--accent-color, #fb923c);
  font-weight: 700;
  min-width: 135px;
  text-align: center;
  border: 1px solid var(--accent-border, rgba(249, 115, 22, 0.3));
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 6px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.speed-buttons-group {
  display: flex;
  align-items: center;
  gap: 4px;
}

.speed-dock-btn {
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 700;
}

.speed-dock-btn.active {
  background: var(--accent-color, #f97316) !important;
  color: #ffffff !important;
  border-color: var(--accent-color, #f97316) !important;
}

/* Biomechanics Coaching Card HUD (Floating glassmorphic card) */
.exercise-hud-card {
  position: absolute;
  top: 86px;
  left: 370px;
  width: 310px;
  background: var(--panel-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--panel-shadow);
  padding: 16px;
  z-index: 14;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: left var(--transition-smooth);
  animation: hudFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.explorer-drawer.closed~.exercise-hud-card {
  left: 24px;
}

@keyframes hudFadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hud-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 10px;
}

.hud-badge {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #ea580c;
  text-transform: uppercase;
}

.hud-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 2px 0 0;
}

.hud-phase-tag {
  font-size: 10px;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  background: rgba(56, 189, 248, 0.15);
  color: #0284c7;
  border: 1px solid rgba(56, 189, 248, 0.3);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: all 0.25s ease;
}

.hud-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.hud-subhead {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.hud-cues-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.hud-cues-list li {
  font-size: 11.5px;
  color: var(--text-secondary);
  line-height: 1.4;
  position: relative;
  padding-left: 14px;
}

.hud-cues-list li::before {
  content: "•";
  position: absolute;
  left: 2px;
  color: #ea580c;
  font-weight: 800;
  font-size: 14px;
  line-height: 1;
}

.hud-muscle-chips {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.hud-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
}

.hud-chip-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.chip-agonist {
  background: rgba(239, 68, 68, 0.1);
  color: #b91c1c;
  border-color: rgba(239, 68, 68, 0.25);
}

.chip-agonist .hud-chip-dot {
  background: #ef4444;
  box-shadow: 0 0 6px rgba(239, 68, 68, 0.6);
}

.chip-synergist {
  background: rgba(234, 179, 8, 0.1);
  color: #a16207;
  border-color: rgba(234, 179, 8, 0.25);
}

.chip-synergist .hud-chip-dot {
  background: #eab308;
}

.chip-stabilizer {
  background: rgba(6, 182, 212, 0.1);
  color: #0e7490;
  border-color: rgba(6, 182, 212, 0.25);
}

.chip-stabilizer .hud-chip-dot {
  background: #06b6d4;
}

/* ==========================================================================
   Exercise Lab Selection Catalog Modal & Cards
   ========================================================================== */

.exercise-catalog-page {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background: #0a0d14;
  z-index: 1400;
  /* Higher than fixed .app-header (1200) to avoid double nav bar overlap */
  opacity: 0;
  pointer-events: none;
  overflow-y: auto;
  overflow-x: hidden;
  transform: translateY(20px);
  transition: opacity 0.24s cubic-bezier(0.16, 1, 0.3, 1), transform 0.24s cubic-bezier(0.16, 1, 0.3, 1);
}

.exercise-catalog-page.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

/* Hide background app-header when exercise catalog / settings hub is open */
body:has(.exercise-catalog-page.open) .app-header {
  display: none !important;
}

.catalog-page-container {
  max-width: 1440px;
  margin: 0 auto;
  min-height: calc(100vh - 68px);
  display: flex;
  flex-direction: column;
  padding: 16px 40px 60px;
  box-sizing: border-box;
}

.catalog-logo-title {
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  line-height: 1.25;
  white-space: nowrap;
}

.catalog-logo-subtitle {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  line-height: 1.3;
  white-space: nowrap;
}

/* Hero Section with Search & Filter */
.catalog-hero-section {
  padding: 36px 0 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.catalog-hero-content {
  max-width: 820px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.catalog-hero-heading {
  font-size: 32px;
  font-weight: 900;
  color: #f8fafc;
  margin: 0;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.catalog-hero-subtitle {
  font-size: 15px;
  color: #94a3b8;
  margin: 0 0 10px;
  line-height: 1.55;
  max-width: 640px;
}

.catalog-search-wrapper {
  position: relative;
  width: 100%;
  max-width: 680px;
  display: flex;
  align-items: center;
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.5);
  border-radius: 9999px;
}

.catalog-search-icon {
  position: absolute;
  left: 18px;
  color: #94a3b8;
  pointer-events: none;
}

.catalog-search-input {
  width: 100%;
  padding: 13px 44px 13px 48px;
  border-radius: 9999px;
  border: 2px solid rgba(255, 255, 255, 0.12);
  background: rgba(18, 24, 38, 0.85);
  color: #f8fafc;
  font-size: 14.5px;
  font-weight: 500;
  outline: none;
  transition: all 0.2s ease;
}

.catalog-search-input:focus {
  border-color: #ea580c;
  box-shadow: 0 0 0 4px rgba(234, 88, 12, 0.2);
}

.catalog-search-clear {
  position: absolute;
  right: 14px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  border: none;
  color: #cbd5e1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.catalog-search-clear:hover {
  background: rgba(255, 255, 255, 0.22);
  color: #ffffff;
}

.catalog-filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 6px;
}

.catalog-filter-divider {
  width: 1px;
  height: 22px;
  background: rgba(255, 255, 255, 0.12);
  margin: 0 4px;
  flex-shrink: 0;
}

.catalog-filter-chip {
  padding: 8px 18px;
  border-radius: 9999px;
  font-size: 13px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.05);
  border: 1.5px solid rgba(255, 255, 255, 0.12);
  color: #94a3b8;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.18s ease;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.catalog-filter-chip:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.25);
}

.catalog-filter-chip.active {
  background: var(--accent-color, #f97316);
  color: #ffffff;
  border-color: var(--accent-color, #f97316);
  box-shadow: 0 4px 14px var(--accent-glow, rgba(249, 115, 22, 0.4));
}

.catalog-filter-chip.chip-equip {
  font-weight: 700;
}

.catalog-filter-chip.chip-equip:not(.active) {
  border-color: rgba(255, 255, 255, 0.14);
  color: #cbd5e1;
}

/* Exercise Cards Grid Section */
.catalog-grid-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
}

.exercise-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 22px;
  padding: 12px 0 40px;
  background: transparent;
}

.exercise-card {
  background: rgba(18, 24, 38, 0.75);
  border: 1.5px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  cursor: pointer;
  position: relative;
  transition: all 0.24s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 6px 20px -2px rgba(0, 0, 0, 0.4);
  overflow: hidden;
  user-select: none;
}

.exercise-card:hover {
  background: rgba(24, 32, 50, 0.95);
  border-color: var(--accent-color, #f97316);
  transform: translateY(-4px);
  box-shadow: 0 18px 36px -8px rgba(0, 0, 0, 0.6), 0 4px 14px -2px var(--accent-glow, rgba(249, 115, 22, 0.35));
}

.exercise-card:focus-visible {
  outline: 2px solid var(--accent-color, #f97316);
  outline-offset: 2px;
}

.exercise-card.active-selected {
  border: 2px solid var(--accent-color, #f97316);
  background: rgba(24, 32, 50, 0.95);
  box-shadow: 0 12px 28px -6px var(--accent-glow, rgba(249, 115, 22, 0.35)), 0 0 0 1px var(--accent-color, #f97316);
}

.exercise-card-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
}

.btn-card-share {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  flex-shrink: 0;
  opacity: 0.75;
}

.btn-card-share:hover {
  opacity: 1;
  color: #fff;
  background: var(--accent-color, #f97316);
  border-color: var(--accent-color, #f97316);
  transform: translateY(-1px) scale(1.06);
  box-shadow: 0 4px 12px rgba(249, 115, 22, 0.35);
}

.btn-action-share {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--text-secondary);
}

.btn-action-share:hover {
  color: #fff;
  background: rgba(249, 115, 22, 0.2);
  border-color: rgba(249, 115, 22, 0.4);
}

.btn-action-share.copied,
.btn-action-share.frozen,
.btn-card-share.copied,
.btn-card-share.frozen,
.btn-hud-icon.copied,
.btn-hud-icon.frozen {
  color: #10b981 !important;
  border-color: rgba(16, 185, 129, 0.5) !important;
  background: rgba(16, 185, 129, 0.16) !important;
  pointer-events: none !important;
  cursor: default !important;
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.25) !important;
  transition: all 0.2s ease !important;
}

.exercise-card-tags {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 6px;
  flex-wrap: wrap;
}

.card-tag {
  font-size: 10.5px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  line-height: 1.25;
}

.card-tag-body {
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(249, 115, 22, 0.16);
  color: #fb923c;
  border: 1px solid rgba(249, 115, 22, 0.3);
}

.card-tag-equip {
  background: rgba(16, 185, 129, 0.16);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
  white-space: nowrap;
}

.card-tag-equip.has-equip {
  background: rgba(99, 102, 241, 0.16);
  color: #818cf8;
  border: 1px solid rgba(99, 102, 241, 0.3);
}

.card-tag-level {
  background: rgba(255, 255, 255, 0.06);
  color: #94a3b8;
  border: 1px solid rgba(255, 255, 255, 0.12);
  text-transform: capitalize;
}

.card-tag-level.intermediate {
  background: rgba(245, 158, 11, 0.16);
  color: #fbbf24;
  border-color: rgba(245, 158, 11, 0.35);
}

.card-tag-level.advanced {
  background: rgba(239, 68, 68, 0.16);
  color: #f87171;
  border-color: rgba(239, 68, 68, 0.35);
}

.exercise-card-title {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.exercise-card-media {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 14px;
  background: rgba(10, 13, 20, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.exercise-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  display: block;
}

.exercise-card:hover .exercise-card-img {
  transform: scale(1.04);
}

.exercise-card-img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%);
  color: #64748b;
}

.placeholder-caption {
  font-size: 11px;
  font-weight: 600;
  color: #94a3b8;
}

/* Empty search state */
.catalog-empty-state {
  grid-column: 1 / -1;
  padding: 48px 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: #94a3b8;
}

.catalog-empty-title {
  font-size: 16px;
  font-weight: 700;
  color: #f8fafc;
  margin: 0;
}

.catalog-empty-desc {
  font-size: 13px;
  margin: 0;
  max-width: 360px;
  line-height: 1.45;
}

.btn-reset-catalog-search {
  margin-top: 6px;
  padding: 8px 16px;
  background: var(--accent-color, #f97316);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-reset-catalog-search:hover {
  background: var(--accent-color, #f97316);
  filter: brightness(1.1);
}

@media (max-width: 900px) {
  .catalog-top-left {
    max-width: calc(50% - 165px);
  }

  .catalog-logo-subtitle {
    display: none;
  }
}

@media (max-width: 640px) {
  .catalog-top-left .logo-badge {
    padding: 6px 10px;
  }

  .catalog-top-left .badge-pill {
    display: none;
  }
}

/* ==========================================================================
   Exercise Lab Hub Sub-Navigation & AI Coach Studio
   ========================================================================== */

.catalog-subnav-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 18px 0 24px;
  padding: 6px;
  background: rgba(18, 24, 38, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  width: fit-content;
}

.subnav-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.subnav-tab-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.subnav-tab-btn.active {
  color: #ffffff;
  background: rgba(234, 88, 12, 0.16);
  border-color: rgba(234, 88, 12, 0.4);
  box-shadow: 0 2px 10px rgba(234, 88, 12, 0.15);
}

.subnav-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
}

.subnav-tab-btn.active .subnav-badge {
  background: rgba(234, 88, 12, 0.3);
  color: #ffedd5;
}

.subnav-badge.ai-badge {
  background: rgba(168, 85, 247, 0.18);
  color: #d8b4fe;
  border: 1px solid rgba(168, 85, 247, 0.35);
}

.subnav-badge.ai-badge.configured {
  background: rgba(34, 197, 94, 0.18);
  color: #86efac;
  border-color: rgba(34, 197, 94, 0.35);
}

/* ── AI Coach Studio Styles ───────────────────────────────── */
.ai-studio-hero {
  background: linear-gradient(145deg, rgba(24, 30, 48, 0.6) 0%, rgba(15, 20, 32, 0.8) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  padding: 28px 32px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
  margin-bottom: 30px;
}

.ai-studio-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.ai-studio-heading {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin: 0 0 6px;
  background: linear-gradient(135deg, #ffffff 40%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.ai-studio-subtitle {
  font-size: 13.5px;
  color: var(--text-secondary);
  margin: 0;
  max-width: 680px;
  line-height: 1.5;
}

.ai-engine-settings-dock {
  display: flex;
  align-items: center;
  gap: 10px;
}

.engine-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 11.5px;
  font-weight: 600;
  background: rgba(168, 85, 247, 0.12);
  color: #e9d5ff;
  border: 1px solid rgba(168, 85, 247, 0.28);
}

.engine-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #a855f7;
  box-shadow: 0 0 8px #a855f7;
}

.btn-engine-settings {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-engine-settings:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

/* Prompt Console */
.ai-input-console {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.ai-input-textarea-wrapper {
  position: relative;
  width: 100%;
}

.ai-prompt-textarea {
  width: 100%;
  box-sizing: border-box;
  background: rgba(10, 14, 22, 0.85);
  border: 1.5px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 14px 18px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 14px;
  line-height: 1.55;
  resize: vertical;
  transition: all var(--transition-fast);
}

.ai-prompt-textarea:focus {
  outline: none;
  border-color: #ea580c;
  box-shadow: 0 0 0 3px rgba(234, 88, 12, 0.2);
  background: rgba(12, 16, 26, 0.95);
}

/* Multimodal Image Dropzone */
.ai-multimodal-bar {
  display: flex;
  align-items: center;
}

.ai-image-dropzone {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1.5px dashed rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 12.5px;
  transition: all var(--transition-fast);
}

.ai-image-dropzone.drag-active {
  border-color: #ea580c;
  background: rgba(234, 88, 12, 0.08);
  color: var(--text-primary);
}

.btn-attach-photo {
  margin-left: auto;
  padding: 5px 12px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-attach-photo:hover {
  background: rgba(255, 255, 255, 0.15);
}

.ai-image-preview-card {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 8px 14px;
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: var(--radius-md);
}

.ai-image-preview-card img {
  width: 44px;
  height: 44px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.preview-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.preview-filename {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-primary);
}

.preview-status {
  font-size: 11px;
  color: #38bdf8;
}

.btn-remove-photo {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
  border-radius: 50%;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 11px;
}

.btn-remove-photo:hover {
  background: rgba(239, 68, 68, 0.3);
}

/* Console Footer */
.ai-console-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.ai-prompt-chips-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  flex: 1;
}

.chips-label {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ai-prompt-chip {
  padding: 5px 11px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  color: var(--text-secondary);
  font-size: 11.5px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.ai-prompt-chip:hover {
  background: rgba(255, 255, 255, 0.09);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.18);
  transform: translateY(-1px);
}

.ai-console-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-clear-prompt {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-clear-prompt:hover {
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.35);
  color: #fca5a5;
  transform: translateY(-1px);
}

.btn-generate-routine {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: var(--accent-color, #f97316);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 16px var(--accent-glow, rgba(249, 115, 22, 0.35));
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-generate-routine:hover:not(:disabled) {
  background: var(--accent-color, #f97316);
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--accent-glow, rgba(249, 115, 22, 0.45));
}

.btn-generate-routine:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.spinner-small {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ── Generated Routine Card Output ───────────────────────── */
.generated-routine-box {
  background: #111624;
  border: 1.5px solid rgba(234, 88, 12, 0.35);
  border-radius: var(--radius-xl);
  padding: 28px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
  animation: fadeInSlideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeInSlideUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.gen-routine-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  flex-wrap: wrap;
}

.gen-badge-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.pill-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.pill-goal {
  background: rgba(234, 88, 12, 0.18);
  color: #fb923c;
  border: 1px solid rgba(234, 88, 12, 0.3);
}

.pill-split {
  background: rgba(59, 130, 246, 0.18);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.pill-diff {
  background: rgba(168, 85, 247, 0.18);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.3);
}

.pill-provider {
  background: rgba(34, 197, 94, 0.15);
  color: #86efac;
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.gen-routine-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 6px;
  letter-spacing: -0.01em;
}

.gen-routine-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
  margin: 0;
  max-width: 650px;
  line-height: 1.45;
}

.gen-actions-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.btn-clear-gen-routine {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 13px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-clear-gen-routine:hover {
  background: rgba(239, 68, 68, 0.14);
  border-color: rgba(239, 68, 68, 0.38);
  color: #fca5a5;
  transform: translateY(-1px);
}

.btn-save-routine {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 15px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-save-routine:hover {
  background: rgba(255, 255, 255, 0.12);
}

.btn-export-pdf-routine {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 15px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  color: #cbd5e1;
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-export-pdf-routine:hover {
  background: rgba(234, 88, 12, 0.15);
  border-color: rgba(234, 88, 12, 0.35);
  color: #ea580c;
  transform: translateY(-1px);
}

.btn-launch-routine-3d {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 18px;
  background: var(--accent-color, #f97316);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 14px var(--accent-glow, rgba(249, 115, 22, 0.35));
  transition: all var(--transition-fast);
}

.btn-launch-routine-3d:hover {
  background: var(--accent-color, #f97316);
  filter: brightness(1.1);
  transform: translateY(-1px);
}

/* Biomechanical Deliberation & Thinking Box */
.gen-thinking-box {
  margin: 18px 0 14px;
  padding: 14px 18px;
  background: rgba(168, 85, 247, 0.06);
  border: 1px solid rgba(168, 85, 247, 0.22);
  border-radius: var(--radius-lg);
}

.gen-thinking-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #c084fc;
  margin-bottom: 12px;
}

.gen-thinking-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 10px;
}

.gen-thinking-card {
  padding: 11px 13px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.gen-thinking-label {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #e9d5ff;
}

.gen-thinking-text {
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.45;
  margin: 0;
}

/* Rationale box */
.gen-rationale-box {
  margin: 0 0 24px;
  padding: 14px 18px;
  background: rgba(234, 88, 12, 0.07);
  border: 1px solid rgba(234, 88, 12, 0.22);
  border-radius: var(--radius-lg);
}

.rationale-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #fb923c;
  margin-bottom: 6px;
}

.rationale-text {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

/* Progression list */
.gen-exercises-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.gen-section-heading {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin: 0 0 4px;
}

.routine-exercise-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.routine-exercise-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
}

.routine-ex-index {
  font-size: 15px;
  font-weight: 800;
  color: var(--text-muted);
  min-width: 22px;
  text-align: center;
}

.routine-ex-thumb img {
  width: 58px;
  height: 58px;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.routine-ex-details {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.routine-ex-header {
  display: flex;
  align-items: center;
  gap: 10px;
}

.routine-ex-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
}

.routine-ex-category {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
  border-radius: 4px;
}

.routine-ex-metrics-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.metric-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  font-size: 11.5px;
}

.metric-chip-label {
  color: var(--text-muted);
  font-weight: 500;
}

.metric-chip-value {
  color: var(--text-primary);
  font-weight: 700;
}

.metric-chip.highlight {
  background: rgba(234, 88, 12, 0.14);
  border-color: rgba(234, 88, 12, 0.3);
}

.metric-chip.highlight .metric-chip-label {
  color: #fdba74;
}

.metric-chip.highlight .metric-chip-value {
  color: #ffedd5;
}

.routine-ex-cue {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: #94a3b8;
  margin: 0;
}

/* ── Routines Library View ────────────────────────────────── */
.routines-library-hero {
  margin-bottom: 24px;
}

.routines-lib-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.routines-lib-heading {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin: 0 0 6px;
}

.routines-lib-subtitle {
  font-size: 13.5px;
  color: var(--text-secondary);
  margin: 0;
  max-width: 680px;
  line-height: 1.5;
}

.btn-open-manual-builder {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 16px;
  background: rgba(234, 88, 12, 0.14);
  border: 1.5px solid rgba(234, 88, 12, 0.4);
  border-radius: var(--radius-md);
  color: #ffedd5;
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-open-manual-builder:hover {
  background: rgba(234, 88, 12, 0.25);
  border-color: #ea580c;
  transform: translateY(-1px);
}

.routines-filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.routine-filter-chip {
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.routine-filter-chip:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
}

.routine-filter-chip.active {
  background: var(--accent-color, #f97316);
  color: #ffffff;
  border-color: var(--accent-color, #f97316);
  box-shadow: 0 4px 14px var(--accent-glow, rgba(249, 115, 22, 0.4));
}

.routines-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 20px;
}

.routine-catalog-card {
  background: rgba(18, 24, 38, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  padding: 20px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
}

.routine-catalog-card:hover {
  border-color: rgba(234, 88, 12, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
}

.routine-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.routine-pills {
  display: flex;
  gap: 6px;
}

.pill-custom {
  background: rgba(34, 197, 94, 0.15);
  color: #86efac;
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.pill-ai {
  background: rgba(168, 85, 247, 0.15);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.3);
}

.btn-delete-routine {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
}

.btn-delete-routine:hover {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.1);
}

.routine-card-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 6px;
}

.routine-card-desc {
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.45;
  margin: 0 0 16px;
  flex: 1;
}

.routine-card-preview-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
}

.preview-thumbs-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.routine-strip-thumb {
  width: 32px;
  height: 32px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.preview-count {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-secondary);
}

.routine-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.routine-split-tag {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-muted);
}

.routine-card-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-card-export-pdf {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 7px 11px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #cbd5e1;
  border-radius: var(--radius-md);
  font-size: 11.5px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-card-export-pdf:hover {
  background: rgba(234, 88, 12, 0.15);
  border-color: rgba(234, 88, 12, 0.4);
  color: #ea580c;
  transform: translateY(-1px);
}

.btn-card-launch-3d {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  background: var(--accent-color, #f97316);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-card-launch-3d:hover {
  background: var(--accent-color, #f97316);
  filter: brightness(1.1);
}

/* Empty state */
.empty-routines-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.btn-create-routine-sm {
  padding: 8px 16px;
  background: var(--accent-color, #f97316);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

/* ── Modal Dialog Styles ──────────────────────────────────── */
.modal-dialog-backdrop {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2500;
  /* Higher than .app-header (1000) */
  animation: fadeIn 0.2s ease-out;
  box-sizing: border-box;
}

#aiProviderSettingsModal.modal-dialog-backdrop {
  z-index: 2500;
  padding: 88px 20px 40px;
  overflow-y: auto;
  align-items: flex-start;
}

[data-theme="light"] .modal-dialog-backdrop {
  background: rgba(15, 23, 42, 0.45);
}

.modal-dialog-card {
  background: #101522;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
  width: 90%;
  max-width: 520px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-dialog-card.modal-large {
  max-width: 700px;
}

/* ── Modern Minimalist Auth Modal ─────────────────────────── */
.modal-dialog-card.modal-auth-minimal {
  position: relative;
  max-width: 420px;
  width: 90%;
  border-radius: 24px;
  background: rgba(15, 23, 42, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.65), 0 4px 16px rgba(0, 0, 0, 0.3);
  padding: 32px 28px 26px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  overflow: visible;
}

.auth-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 10;
}

.auth-minimal-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
}

.auth-modal-logo {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--accent-light, rgba(249, 115, 22, 0.14));
  border: 1.5px solid var(--accent-border, rgba(249, 115, 22, 0.35));
  box-shadow: 0 4px 18px var(--accent-glow, rgba(249, 115, 22, 0.3));
  margin-bottom: 4px;
}

.auth-logo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.auth-minimal-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 9999px;
  background: var(--accent-light, rgba(249, 115, 22, 0.14));
  border: 1px solid var(--accent-border, rgba(249, 115, 22, 0.32));
  color: var(--accent-color, #fb923c);
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.auth-pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-color, #f97316);
  box-shadow: 0 0 8px var(--accent-color, #f97316);
  animation: pulseDot 2s infinite ease-in-out;
}

@keyframes pulseDot {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.4;
    transform: scale(0.75);
  }
}

.auth-minimal-title {
  font-size: 22px;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin: 2px 0 0;
}

.auth-minimal-subtitle {
  font-size: 13px;
  color: #94a3b8;
  margin: 0;
  line-height: 1.4;
}

.auth-minimal-body {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.auth-input-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.auth-input-group label {
  font-size: 11.5px;
  font-weight: 600;
  color: #cbd5e1;
  letter-spacing: 0.02em;
}

.auth-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.auth-input-icon {
  position: absolute;
  left: 14px;
  color: #64748b;
  pointer-events: none;
  transition: color 0.18s;
}

.auth-text-input {
  width: 100%;
  padding: 11px 14px 11px 40px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  color: #ffffff;
  font-size: 13.5px;
  font-family: var(--font-ui);
  outline: none;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-sizing: border-box;
}

.auth-text-input:focus {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--accent-color, #f97316);
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.2);
}

.auth-text-input:focus+.auth-input-icon,
.auth-input-wrapper:focus-within .auth-input-icon {
  color: var(--accent-color, #f97316);
}

.auth-text-input.has-toggle {
  padding-right: 44px;
}

.auth-toggle-pwd-btn {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  padding: 6px;
  margin: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #94a3b8;
  cursor: pointer;
  border-radius: 8px;
  transition: color 0.18s, background-color 0.18s, transform 0.12s;
  z-index: 2;
}

.auth-toggle-pwd-btn:hover {
  color: #ffffff;
  background-color: rgba(255, 255, 255, 0.08);
}

.auth-toggle-pwd-btn:active {
  transform: translateY(-50%) scale(0.94);
}

.auth-toggle-pwd-btn:focus-visible {
  outline: 2px solid var(--accent-color, #f97316);
  outline-offset: 1px;
}

[data-theme="light"] .auth-toggle-pwd-btn {
  color: #64748b;
}

[data-theme="light"] .auth-toggle-pwd-btn:hover {
  color: #0f172a;
  background-color: rgba(0, 0, 0, 0.06);
}


.btn-auth-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px 20px;
  border-radius: 12px;
  background: var(--accent-color, #f97316);
  color: #ffffff;
  font-size: 13.5px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 16px var(--accent-glow, rgba(249, 115, 22, 0.38));
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: var(--font-ui);
  margin-top: 6px;
}

.btn-auth-submit:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
  box-shadow: 0 6px 22px var(--accent-glow, rgba(249, 115, 22, 0.5));
}

.btn-auth-submit:active {
  transform: translateY(0);
}

.auth-status-toast {
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 12.5px;
  font-weight: 500;
}

.auth-minimal-footer-hint {
  font-size: 11px;
  color: #64748b;
  text-align: center;
  margin: 2px 0 0;
  line-height: 1.4;
}

.auth-mode-pills {
  display: flex;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 3px;
  gap: 4px;
  width: 100%;
  margin-top: 6px;
}

.auth-pill-tab {
  flex: 1;
  padding: 8px 12px;
  border-radius: 9px;
  background: transparent;
  border: 1px solid transparent;
  color: #94a3b8;
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: var(--font-ui);
}

.auth-pill-tab:hover {
  color: #e2e8f0;
}

.auth-pill-tab.active {
  background: var(--accent-light, rgba(249, 115, 22, 0.16));
  color: var(--accent-color, #fb923c);
  border-color: var(--accent-border, rgba(249, 115, 22, 0.32));
  font-weight: 700;
  box-shadow: 0 2px 8px var(--accent-glow, rgba(0, 0, 0, 0.25));
}

.auth-field-req {
  color: #f87171;
  font-size: 12px;
  margin-left: 2px;
}

.auth-field-opt {
  color: #64748b;
  font-size: 11px;
  font-weight: normal;
  margin-left: 4px;
}

.auth-select-input {
  appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2.5'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.auth-select-input option {
  background: #0f172a;
  color: #ffffff;
}

.auth-mode-toggle-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 12px;
  color: #94a3b8;
  margin-top: 4px;
}

.btn-auth-switch-mode {
  background: none;
  border: none;
  color: var(--accent-color, #f97316);
  font-weight: 700;
  font-size: 12px;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.18s;
  font-family: var(--font-ui);
}

.btn-auth-switch-mode:hover {
  color: #ea580c;
}

/* ── Google Authentication & OAuth Styling ──────────────────── */
.auth-oauth-container {
  display: flex;
  flex-direction: column;
  width: 100%;
  gap: 8px;
}

.google-btn-wrapper {
  width: 100%;
  display: flex;
  justify-content: center;
  overflow: hidden;
  border-radius: 12px;
}

.google-btn-wrapper iframe {
  margin: 0 auto;
}

.btn-auth-google {
  display: flex !important;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100% !important;
  box-sizing: border-box !important;
  padding: 12px 18px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  border: 1.5px solid rgba(255, 255, 255, 0.16);
  color: #ffffff;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  outline: none;
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: var(--font-ui);
  letter-spacing: 0.01em;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
  user-select: none;
  -webkit-user-select: none;
  position: relative;
}

.btn-auth-google:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-1.5px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.35);
}

.btn-auth-google:active {
  transform: translateY(1px) scale(0.99);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

.btn-auth-google.loading {
  opacity: 0.8;
  pointer-events: none;
}

.google-icon-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.google-icon {
  width: 100%;
  height: 100%;
  display: block;
}

.btn-google-text {
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.auth-divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 10px 0 12px;
  width: 100%;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.auth-divider span {
  padding: 0 12px;
  font-size: 11px;
  font-weight: 600;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Google Setup Guidance Modal */
.modal-auth-minimal.google-setup-card {
  max-width: 480px;
}

.google-logo-wrapper {
  background: rgba(66, 133, 244, 0.12);
  border-color: rgba(66, 133, 244, 0.35);
  box-shadow: 0 4px 16px rgba(66, 133, 244, 0.25);
}

.google-setup-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 4px;
}

.google-setup-steps {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 14px 16px;
}

.setup-step-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.setup-step-item .step-num {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-color, #f97316);
  color: #ffffff;
  font-size: 11px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.setup-step-item .step-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 12px;
  color: #94a3b8;
  line-height: 1.4;
}

.setup-step-item .step-text strong {
  color: #e2e8f0;
  font-size: 12.5px;
}

.setup-step-item .step-text code {
  background: rgba(0, 0, 0, 0.35);
  padding: 2px 6px;
  border-radius: 5px;
  color: #fb923c;
  font-family: monospace;
  font-size: 11px;
}

.setup-step-item .step-text a {
  color: #38bdf8;
  text-decoration: none;
  font-weight: 600;
}

.setup-step-item .step-text a:hover {
  text-decoration: underline;
}

.google-client-input-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.google-setup-label {
  font-size: 11.5px;
  font-weight: 600;
  color: #cbd5e1;
}

.btn-save-client-id {
  padding: 9px 14px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: #ffffff;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: var(--font-ui);
}

.btn-save-client-id:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.28);
}

.google-demo-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.btn-auth-demo-google {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 11px 16px;
  border-radius: 12px;
  background: rgba(16, 185, 129, 0.14);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #6ee7b7;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: var(--font-ui);
}

.btn-auth-demo-google:hover {
  background: rgba(16, 185, 129, 0.22);
  border-color: rgba(16, 185, 129, 0.5);
  transform: translateY(-1px);
}

/* User Avatar Img support */
.profile-avatar-circle .profile-avatar-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

.auth-logged-in-container {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.header-user-avatar-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px 4px 4px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 9999px;
  color: #ffffff;
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.18s ease;
}

.header-user-avatar-btn:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.25);
}

.header-user-avatar-img {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

.modal-dialog-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 28px 18px;
  border-bottom: 1px solid var(--panel-border, rgba(255, 255, 255, 0.08));
}

.modal-header-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-color, #f97316);
  margin-bottom: 6px;
}

.modal-header-badge .badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-color, #f97316);
  box-shadow: 0 0 8px var(--accent-color, #f97316);
}

.modal-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0;
  letter-spacing: -0.02em;
}

.modal-subtitle {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 4px 0 0;
  line-height: 1.45;
}

.modal-dialog-body {
  padding: 20px 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.modal-form-group.flex-1 {
  flex: 1;
}

.modal-form-group label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.optional-pill {
  font-size: 10px;
  font-weight: 500;
  text-transform: none;
  color: #38bdf8;
  margin-left: 4px;
  letter-spacing: normal;
}

.modal-form-group input,
.modal-form-group select {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 9px 12px;
  color: var(--text-primary);
  font-size: 13.5px;
  font-family: inherit;
  outline: none;
}

.modal-form-group input:focus,
.modal-form-group select:focus {
  border-color: #ea580c;
  box-shadow: 0 0 0 2px rgba(234, 88, 12, 0.25);
}

.modal-form-group select option {
  background: #101522;
  color: #ffffff;
}

.form-hint {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.4;
}

.manual-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.manual-add-exercise-bar {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
}

.btn-add-exercise-to-list {
  padding: 9px 14px;
  background: var(--accent-color, #f97316);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 4px 14px var(--accent-glow, rgba(249, 115, 22, 0.35));
  transition: all var(--transition-fast);
}

.btn-add-exercise-to-list:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
}

.manual-exercises-list-wrapper {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.manual-exercises-list-wrapper .subhead {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0;
}

.manual-exercises-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 240px;
  overflow-y: auto;
}

.manual-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
}

.manual-item-left {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 140px;
}

.manual-item-num {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
}

.manual-item-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
}

.manual-item-cat {
  font-size: 11px;
  color: var(--text-muted);
}

.manual-item-inputs {
  display: flex;
  align-items: center;
  gap: 8px;
}

.manual-item-inputs label {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 10px;
  color: var(--text-muted);
}

.manual-item-inputs input {
  width: 54px;
  padding: 4px 6px;
  font-size: 11.5px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  color: var(--text-primary);
  text-align: center;
}

.manual-item-remove-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
}

.manual-item-remove-btn:hover {
  color: #ef4444;
}

.modal-dialog-footer {
  padding: 16px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.modal-footer-split {
  justify-content: space-between;
  align-items: center;
}

.footer-actions-right {
  display: flex;
  gap: 10px;
  align-items: center;
}

.btn-modal-test {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.35);
  border-radius: var(--radius-md);
  color: #38bdf8;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s ease;
}

.btn-modal-test:hover:not(:disabled) {
  background: rgba(56, 189, 248, 0.2);
  border-color: rgba(56, 189, 248, 0.6);
  color: #e0f2fe;
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.25);
}

.btn-modal-test:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  filter: grayscale(40%);
}

.btn-modal-test svg {
  flex-shrink: 0;
}

/* Connection Test Status Box */
.connection-test-status {
  margin-top: 14px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-size: 12px;
  line-height: 1.45;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: all 0.2s ease;
  animation: fadeIn 0.2s ease;
}

.connection-test-status .status-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: bold;
  flex-shrink: 0;
}

.connection-test-status.status-testing {
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: #bae6fd;
}

.connection-test-status.status-testing .status-icon {
  background: transparent;
}

.connection-test-status.status-success {
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.4);
  color: #86efac;
}

.connection-test-status.status-success .status-icon {
  background: rgba(34, 197, 94, 0.25);
  color: #4ade80;
}

.connection-test-status.status-error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #fca5a5;
  word-break: break-word;
}

.connection-test-status.status-error .status-icon {
  background: rgba(239, 68, 68, 0.25);
  color: #f87171;
}

.connection-test-status.status-warning {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.4);
  color: #fcd34d;
}

.connection-test-status.status-warning .status-icon {
  background: rgba(245, 158, 11, 0.25);
  color: #fbbf24;
}

.spinner-mini {
  width: 12px;
  height: 12px;
  border: 2px solid rgba(56, 189, 248, 0.3);
  border-top-color: #38bdf8;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}

/* ── Multi-Provider AI Settings Manager ──────────────────────── */
.modal-dialog-card.ai-providers-modal-card {
  max-width: 620px;
  width: 94%;
  margin: 0 auto;
  border-radius: 20px;
  background: #0f172a;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.75), 0 0 0 1px rgba(255, 255, 255, 0.06);
  max-height: calc(100vh - 128px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-close-icon-btn {
  background: var(--accent-color);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #fff;
  cursor: pointer;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  flex-shrink: 0;
}

.modal-close-icon-btn:hover {
  transform: translateY(-1.25px) scale(1.25);
}

.ai-modal-header .modal-title-group {
  display: flex !important;
  flex-direction: column !important;
  align-items: flex-start !important;
  gap: 3px !important;
}

/* ── Smart Segmented Provider Control ───────────────────────── */
.ai-provider-segmented-control {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}

.ai-segment-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1.5px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  font-family: var(--font-ui);
}

.ai-segment-btn:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.ai-segment-btn.active {
  background: rgba(249, 115, 22, 0.08);
  border-color: var(--accent-color, #f97316);
  box-shadow: 0 0 16px var(--accent-glow, rgba(249, 115, 22, 0.25));
}

.ai-segment-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #e2e8f0;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.ai-segment-btn.active .ai-segment-icon {
  background: var(--accent-color, #f97316);
  color: #ffffff;
  box-shadow: 0 4px 12px var(--accent-glow, rgba(249, 115, 22, 0.35));
}

.ai-segment-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  flex: 1;
}

.ai-segment-name {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-primary, #ffffff);
}

.ai-segment-desc {
  font-size: 11px;
  color: var(--text-secondary, #94a3b8);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ai-segment-check {
  font-size: 13px;
  font-weight: 800;
  color: var(--accent-color, #f97316);
  opacity: 0;
  transform: scale(0.6);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.ai-segment-btn.active .ai-segment-check {
  opacity: 1;
  transform: scale(1);
}

/* ── Label Row & Portal Link ─────────────────────────────────── */
.modal-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.ai-portal-link {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--accent-color, #f97316);
  text-decoration: none;
  transition: opacity 0.15s ease;
}

.ai-portal-link:hover {
  text-decoration: underline;
  opacity: 0.85;
}

/* ── API Key Input with Show/Hide Action ─────────────────────── */
.ai-input-with-action {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.ai-input-with-action input {
  width: 100%;
  padding-right: 42px !important;
}

.btn-toggle-key-visibility {
  position: absolute;
  right: 8px;
  background: transparent;
  border: none;
  color: var(--text-muted, #94a3b8);
  cursor: pointer;
  padding: 6px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s, background-color 0.15s;
}

.btn-toggle-key-visibility:hover {
  color: var(--text-primary, #ffffff);
  background: rgba(255, 255, 255, 0.08);
}

.btn-toggle-key-visibility.active {
  color: var(--accent-color, #f97316);
}

/* ── Model Preset Chips ──────────────────────────────────────── */
.ai-model-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 6px;
}

.ai-model-chip {
  padding: 5px 12px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-secondary, #94a3b8);
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.16s ease;
  font-family: var(--font-ui);
}

.ai-model-chip:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.22);
}

.ai-model-chip.active {
  background: var(--accent-light, rgba(249, 115, 22, 0.15));
  border-color: var(--accent-border, rgba(249, 115, 22, 0.45));
  color: var(--accent-color, #fb923c);
  font-weight: 700;
}

/* ── Advanced Options Disclosure ─────────────────────────────── */
.ai-advanced-disclosure {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  margin-top: 14px;
  margin-bottom: 14px;
  overflow: hidden;
  transition: all 0.2s ease;
}

.ai-advanced-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted, #94a3b8);
  list-style: none;
  user-select: none;
}

.ai-advanced-summary::-webkit-details-marker {
  display: none;
}

.ai-advanced-summary:hover {
  color: var(--text-primary, #ffffff);
  background: rgba(255, 255, 255, 0.03);
}

.ai-advanced-summary svg {
  transition: transform 0.2s ease;
}

.ai-advanced-disclosure[open] .ai-advanced-summary svg {
  transform: rotate(180deg);
}

.ai-advanced-content {
  padding: 12px 14px 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ── Light Theme for Smart AI Modal ──────────────────────────── */
[data-theme="light"] .ai-segment-btn {
  background: #f8fafc;
  border-color: #e2e8f0;
}

[data-theme="light"] .ai-segment-btn:hover {
  background: #f1f5f9;
  border-color: #cbd5e1;
}

[data-theme="light"] .ai-segment-btn.active {
  background: #fff7ed;
  border-color: var(--accent-color, #ea580c);
  box-shadow: 0 0 14px var(--accent-glow, rgba(234, 88, 12, 0.15));
}

[data-theme="light"] .ai-segment-name {
  color: #0f172a;
}

[data-theme="light"] .ai-segment-desc {
  color: #64748b;
}

[data-theme="light"] .ai-segment-icon {
  background: #e2e8f0;
  color: #334155;
}

[data-theme="light"] .ai-model-chip {
  background: #f1f5f9;
  border-color: #e2e8f0;
  color: #475569;
}

[data-theme="light"] .ai-model-chip:hover {
  background: #e2e8f0;
  color: #0f172a;
}

[data-theme="light"] .ai-model-chip.active {
  background: #ffedd5;
  border-color: #fdba74;
  color: #c2410c;
}

[data-theme="light"] .ai-advanced-disclosure {
  border-color: #e2e8f0;
  background: #f8fafc;
}

[data-theme="light"] .ai-advanced-content {
  border-top-color: #e2e8f0;
}

.ai-providers-section {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 14px;
  padding: 16px;
}

.ai-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ai-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.btn-ai-add-provider {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent-light, rgba(234, 88, 12, 0.14));
  border: 1px solid var(--accent-border, rgba(234, 88, 12, 0.35));
  color: var(--accent-color, #fb923c);
  font-size: 11.5px;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-ai-add-provider:hover {
  background: var(--accent-color, #f97316);
  border-color: var(--accent-color, #f97316);
  color: #ffffff;
  box-shadow: 0 4px 12px var(--accent-glow, rgba(249, 115, 22, 0.35));
  transform: translateY(-1px);
}

.ai-providers-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 190px;
  overflow-y: auto;
  padding-right: 2px;
}

.ai-provider-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 12px;
  padding: 10px 14px;
  transition: all 0.18s ease;
}

.ai-provider-card:hover {
  background: rgba(15, 23, 42, 0.85);
  border-color: rgba(255, 255, 255, 0.18);
}

.ai-provider-card.active {
  background: rgba(234, 88, 12, 0.08);
  border-color: var(--accent-color, rgba(234, 88, 12, 0.5));
  box-shadow: 0 0 16px var(--accent-glow, rgba(234, 88, 12, 0.15));
}

.ai-provider-card-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
  flex: 1;
}

.ai-provider-card-name-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.ai-provider-card-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ai-provider-badge-active {
  font-size: 9.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: rgba(34, 197, 94, 0.18);
  color: #4ade80;
  border: 1px solid rgba(34, 197, 94, 0.4);
  padding: 2px 7px;
  border-radius: 12px;
}

.ai-provider-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--text-muted);
}

.ai-provider-card-meta code {
  background: rgba(0, 0, 0, 0.25);
  padding: 1px 5px;
  border-radius: 4px;
  font-family: var(--font-mono, monospace);
  font-size: 10.5px;
}

.ai-provider-card-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.btn-ai-card-action {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
}

.btn-ai-card-action:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--text-primary);
}

.btn-ai-card-action.btn-use-active {
  background: rgba(34, 197, 94, 0.14);
  border-color: rgba(34, 197, 94, 0.35);
  color: #86efac;
}

.btn-ai-card-action.btn-use-active:hover {
  background: rgba(34, 197, 94, 0.25);
  color: #bbf7d0;
}

.btn-ai-card-action.btn-delete {
  background: rgba(239, 68, 68, 0.08);
  border-color: rgba(239, 68, 68, 0.25);
  color: #fca5a5;
}

.btn-ai-card-action.btn-delete:hover {
  background: rgba(239, 68, 68, 0.2);
  color: #fecaca;
}

.ai-empty-providers-box {
  padding: 18px;
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  line-height: 1.5;
}

.ai-provider-form-panel {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.ai-form-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ai-form-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  margin: 0;
}

.btn-cancel-edit-mode {
  font-size: 11px;
  color: #94a3b8;
  background: transparent;
  border: none;
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
}

.btn-cancel-edit-mode:hover {
  color: #e2e8f0;
}

.ai-active-checkbox-row {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 10px 14px;
}

.ai-checkbox-label {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 12.5px;
  color: var(--text-secondary);
  cursor: pointer;
}

.ai-checkbox-label input[type="checkbox"] {
  accent-color: var(--accent-color, #f97316);
  cursor: pointer;
  width: 16px;
  height: 16px;
}

.modal-dialog-footer.modal-footer-split {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 28px 20px;
  border-top: 1px solid var(--panel-border, rgba(255, 255, 255, 0.08));
  background: rgba(0, 0, 0, 0.2);
}

.btn-modal-test {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 16px;
  border-radius: 10px;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: #38bdf8;
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-modal-test:hover {
  background: rgba(56, 189, 248, 0.2);
  border-color: rgba(56, 189, 248, 0.5);
  color: #7dd3fc;
}

.footer-actions-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-modal-secondary {
  padding: 9px 18px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  color: var(--text-secondary);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s ease;
}

.btn-modal-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
}

.btn-modal-primary {
  padding: 9px 20px;
  background: var(--accent-color, #f97316);
  color: #ffffff;
  border: none;
  border-radius: 10px;
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 14px var(--accent-glow, rgba(249, 115, 22, 0.35));
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-modal-primary:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px var(--accent-glow, rgba(249, 115, 22, 0.45));
}

/* AI Engine Card in Settings Page */
.ai-settings-card .settings-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.btn-settings-ai-engine {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: 10px;
  background: var(--accent-light, rgba(249, 115, 22, 0.12));
  border: 1px solid var(--accent-border, rgba(249, 115, 22, 0.32));
  color: var(--accent-color, #f97316);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: var(--font-ui);
  white-space: nowrap;
}

.btn-settings-ai-engine:hover {
  background: var(--accent-color, #f97316);
  border-color: var(--accent-color, #f97316);
  color: #ffffff;
  box-shadow: 0 4px 14px var(--accent-glow, rgba(249, 115, 22, 0.35));
  transform: translateY(-1px);
}

/* ── Light Theme Adaptations for AI Providers Modal ─────────── */
[data-theme="light"] .modal-dialog-card.ai-providers-modal-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.18), 0 0 0 1px rgba(15, 23, 42, 0.05);
}

[data-theme="light"] .modal-dialog-card.ai-providers-modal-card .modal-dialog-header {
  border-bottom: 1px solid #f1f5f9;
}

[data-theme="light"] .ai-providers-section {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
}

[data-theme="light"] .ai-provider-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
}

[data-theme="light"] .ai-provider-card:hover {
  background: #ffffff;
  border-color: #cbd5e1;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .ai-provider-card.active {
  background: #fff7ed;
  border-color: var(--accent-color, #ea580c);
  box-shadow: 0 0 12px var(--accent-glow, rgba(234, 88, 12, 0.15));
}

[data-theme="light"] .ai-provider-card-name {
  color: #0f172a;
}

[data-theme="light"] .ai-provider-card-meta {
  color: #64748b;
}

[data-theme="light"] .ai-provider-card-meta code {
  background: #f1f5f9;
  color: #334155;
}

[data-theme="light"] .btn-ai-card-action {
  background: #f1f5f9;
  border-color: #e2e8f0;
  color: #475569;
}

[data-theme="light"] .btn-ai-card-action:hover {
  background: #e2e8f0;
  color: #0f172a;
}

[data-theme="light"] .ai-provider-form-panel {
  border-top-color: #f1f5f9;
}

[data-theme="light"] .ai-provider-form-panel input[type="text"],
[data-theme="light"] .ai-provider-form-panel input[type="password"],
[data-theme="light"] .ai-provider-form-panel select {
  background: #ffffff;
  border: 1px solid #cbd5e1;
  color: #0f172a;
}

[data-theme="light"] .ai-provider-form-panel input:focus,
[data-theme="light"] .ai-provider-form-panel select:focus {
  border-color: var(--accent-color, #f97316);
  box-shadow: 0 0 0 3px var(--accent-light, rgba(249, 115, 22, 0.15));
}

[data-theme="light"] .ai-active-checkbox-row {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
}

[data-theme="light"] .ai-checkbox-label {
  color: #334155;
}

[data-theme="light"] .modal-dialog-footer.modal-footer-split {
  background: #f8fafc;
  border-top: 1px solid #e2e8f0;
}

[data-theme="light"] .btn-modal-secondary {
  background: #ffffff;
  border-color: #cbd5e1;
  color: #475569;
}

[data-theme="light"] .btn-modal-secondary:hover {
  background: #f1f5f9;
  color: #0f172a;
}

[data-theme="light"] .btn-settings-ai-engine {
  background: #fff7ed;
  border-color: #fed7aa;
  color: var(--accent-color, #c2410c);
}

/* ── 3D Routine Player HUD (Sequential Progression in Scene) ─ */
/* ── 3D Routine Player HUD (Vertical Long Minimalist Layout) ── */
.routine-player-hud {
  position: absolute;
  bottom: 24px;
  right: 24px;
  z-index: 120;
  width: 295px;
  max-width: calc(100vw - 32px);
  background: rgba(12, 16, 26, 0.90);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  padding: 0;
  box-shadow: 0 24px 50px -12px rgba(0, 0, 0, 0.75), inset 0 1px 0 rgba(255, 255, 255, 0.12);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: fadeInSlideUp 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1), transform 0.25s ease, box-shadow 0.25s ease;
}

@keyframes fadeInSlideUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hud-progress-track {
  width: 100%;
  height: 3px;
  background: rgba(255, 255, 255, 0.06);
  position: relative;
  overflow: hidden;
}

.hud-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #ea580c, #f97316);
  border-radius: 0 2px 2px 0;
  transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 0 10px rgba(234, 88, 12, 0.6);
}

.routine-hud-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px 8px;
  gap: 10px;
}

.hud-step-badge-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1;
}

.hud-step-pill {
  font-family: var(--font-mono, monospace), system-ui;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 2.5px 7.5px;
  border-radius: 999px;
  background: rgba(234, 88, 12, 0.16);
  border: 1px solid rgba(234, 88, 12, 0.35);
  color: #fb923c;
  flex-shrink: 0;
}

.hud-routine-name {
  font-size: 11px;
  font-weight: 600;
  color: #94a3b8;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: -0.01em;
}

.routine-hud-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.btn-hud-icon {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 50%;
  color: #94a3b8;
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  transition: all var(--transition-fast);
}

.btn-hud-icon:hover {
  background: rgba(255, 255, 255, 0.14);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-hud-icon.btn-hud-close:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.4);
  color: #fca5a5;
}

.btn-hud-icon.btn-hud-heatmap.active {
  color: #f97316;
  background: rgba(234, 88, 12, 0.18);
  border-color: rgba(234, 88, 12, 0.45);
  box-shadow: 0 0 10px rgba(234, 88, 12, 0.35);
}

.btn-hud-icon.btn-hud-heatmap:hover {
  background: rgba(234, 88, 12, 0.28);
  color: #ffedd5;
  border-color: rgba(234, 88, 12, 0.6);
}

.routine-hud-title-wrap {
  padding: 2px 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.hud-kicker-label {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #ea580c;
}

.hud-exercise-name {
  font-size: 17px;
  font-weight: 800;
  color: #ffffff;
  margin: 0;
  line-height: 1.25;
  letter-spacing: -0.015em;
  word-break: break-word;
}

.routine-hud-body {
  padding: 0 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* 2x2 Minimalist Metric Specs Grid */
.hud-specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 7px;
}

.hud-spec-tile {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 12px;
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  transition: all var(--transition-fast);
}

.hud-spec-tile:hover {
  background: rgba(255, 255, 255, 0.055);
  border-color: rgba(255, 255, 255, 0.12);
}

.hud-spec-val {
  font-size: 15px;
  font-weight: 800;
  color: #f8fafc;
  font-family: var(--font-mono, monospace), system-ui;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.hud-spec-label {
  font-size: 8.5px;
  font-weight: 700;
  color: #64748b;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Coaching Cue / Focus Card */
.routine-hud-cue-card {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 12px;
  padding: 10px 11px;
  display: flex;
  gap: 9px;
  align-items: stretch;
}

.cue-accent-bar {
  width: 2.5px;
  border-radius: 2px;
  background: linear-gradient(180deg, #ea580c 0%, rgba(234, 88, 12, 0.2) 100%);
  flex-shrink: 0;
}

.cue-content {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
  flex: 1;
}

.cue-title {
  font-size: 8.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #ea580c;
  text-transform: uppercase;
}

.cue-text {
  font-size: 11px;
  line-height: 1.4;
  color: #cbd5e1;
  margin: 0;
  font-weight: 400;
}

/* Bottom Nav Row */
.routine-hud-nav-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.015);
}

.btn-hud-nav.btn-hud-prev {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.09);
  color: #cbd5e1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.btn-hud-nav.btn-hud-prev:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-hud-nav.btn-hud-prev:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.btn-hud-nav.primary-hud-btn {
  flex: 1;
  height: 36px;
  border-radius: 10px;
  background: var(--accent-color, #f97316);
  border: none;
  color: #ffffff;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  box-shadow: 0 4px 14px var(--accent-glow, rgba(249, 115, 22, 0.35));
  transition: all var(--transition-fast);
  padding: 0 12px;
}

.btn-hud-nav.primary-hud-btn:hover:not(:disabled) {
  background: var(--accent-color, #f97316);
  filter: brightness(1.1);
  box-shadow: 0 6px 20px var(--accent-glow, rgba(249, 115, 22, 0.45));
  transform: translateY(-1px);
}

/* Routine HUD Playback & Animation Control Bar */
.routine-hud-playback-bar {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
}

.hud-playback-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.hud-playback-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-hud-play-toggle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast, 0.2s ease);
  flex-shrink: 0;
}

.btn-hud-play-toggle:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.28);
  transform: scale(1.05);
}

.btn-hud-play-toggle:active {
  transform: scale(0.96);
}

.hud-speed-toggle-group {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  padding: 2px;
}

.hud-speed-pill {
  font-family: var(--font-sans, system-ui);
  font-size: 10px;
  font-weight: 700;
  line-height: 1;
  padding: 3px 7px;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: rgba(255, 255, 255, 0.65);
  cursor: pointer;
  transition: all 0.15s ease;
}

.hud-speed-pill:hover {
  color: #ffffff;
}

.hud-speed-pill.active {
  background: #ea580c;
  color: #ffffff;
  box-shadow: 0 1px 4px rgba(234, 88, 12, 0.4);
}

.hud-timeline-time-badge {
  font-family: var(--font-mono, monospace), system-ui;
  font-size: 10px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: -0.01em;
  white-space: nowrap;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 2.5px 7px;
  border-radius: 6px;
}

.hud-scrubber-track-wrap {
  width: 100%;
  display: flex;
  align-items: center;
}

.hud-timeline-slider {
  width: 100%;
  height: 5px;
  -webkit-appearance: none;
  appearance: none;
  border-radius: 999px;
  outline: none;
  background: linear-gradient(to right,
      #ea580c 0%,
      #ea580c var(--slider-fill, 0%),
      rgba(255, 255, 255, 0.15) var(--slider-fill, 0%),
      rgba(255, 255, 255, 0.15) 100%);
  cursor: pointer;
  transition: background 0.1s linear;
}

.hud-timeline-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: #ffffff;
  border: 2px solid #ea580c;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
  cursor: pointer;
  transition: transform 0.15s ease;
}

.hud-timeline-slider::-moz-range-thumb {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: #ffffff;
  border: 2px solid #ea580c;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
  cursor: pointer;
  border: none;
}

.hud-timeline-slider::-webkit-slider-thumb:hover,
.hud-timeline-slider:active::-webkit-slider-thumb {
  transform: scale(1.25);
  box-shadow: 0 2px 6px rgba(234, 88, 12, 0.5);
}

/* Nav row layout & collapsed speed toggle */
.hud-nav-left-group {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hud-speed-collapsed-group {
  display: none;
}

/* Collapsed mini-view state (as minimized as possible) */
.routine-player-hud.collapsed {
  width: 275px;
  max-width: calc(100vw - 24px);
  border-radius: 16px;
}

.routine-player-hud.collapsed .routine-hud-header {
  padding: 8px 12px 2px;
}

.routine-player-hud.collapsed #hudShareBtn {
  display: none !important;
}

.routine-player-hud.collapsed .hud-kicker-label {
  display: none !important;
}

.routine-player-hud.collapsed .routine-hud-title-wrap {
  padding: 0 12px 4px;
}

.routine-player-hud.collapsed .hud-exercise-name {
  font-size: 13.5px;
  line-height: 1.2;
  margin: 0;
}

.routine-player-hud.collapsed .routine-hud-body {
  display: none !important;
}

/* Remove timeline & playback bar completely in collapsed mode */
.routine-player-hud.collapsed .routine-hud-playback-bar {
  display: none !important;
}

/* Single compact bottom row: speed on the left, next movement on the right */
.routine-player-hud.collapsed .routine-hud-nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 4px 12px 8px;
}

.routine-player-hud.collapsed .hud-nav-left-group {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
}

.routine-player-hud.collapsed .hud-speed-collapsed-group {
  display: inline-flex !important;
  align-items: center;
  gap: 2px;
  padding: 2px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
}

.routine-player-hud.collapsed .btn-hud-prev {
  width: 28px;
  height: 28px;
  min-width: 28px;
  padding: 0;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.routine-player-hud.collapsed .btn-hud-prev:disabled {
  display: none !important;
}

.routine-player-hud.collapsed .btn-hud-next {
  flex: 1;
  height: 32px;
  padding: 0 12px;
  font-size: 12px;
  gap: 5px;
  border-radius: 10px;
}

.routine-player-hud.collapsed .btn-hud-next svg {
  width: 13px;
  height: 13px;
}

@media (max-width: 640px) {
  .routine-player-hud {
    bottom: 12px;
    right: 12px;
    left: 12px;
    width: auto;
    max-width: none;
    border-radius: 16px;
  }
}

/* ==========================================================================
   Gallery Ivory Light Theme - Complete UI System Overrides
   ========================================================================== */

/* Theme Controls Bar */
.theme-controls-bar {
  display: flex;
  align-items: center;
  gap: 4px;
}

.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
}

.theme-icon-sun,
.theme-icon-moon {
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

/* Light Theme Global Base */
[data-theme="light"] body {
  background: radial-gradient(circle at 50% 35%, var(--bg-gradient-from) 0%, var(--bg-main) 60%, var(--bg-gradient-to) 100%);
  color: var(--text-primary);
}

/* Header & Nav */
[data-theme="light"] .logo-badge {
  background: var(--panel-bg);
  border-color: var(--panel-border);
  box-shadow: var(--panel-shadow);
}

[data-theme="light"] .logo-title {
  background: linear-gradient(135deg, #0f172a 20%, var(--accent-color, #ea580c) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-theme="light"] .logo-subtitle {
  color: var(--text-muted);
}

[data-theme="light"] .badge-pill {
  background: rgba(68, 64, 60, 0.08);
  color: var(--text-secondary);
  border-color: rgba(68, 64, 60, 0.14);
}

[data-theme="light"] .action-bar {
  background: var(--panel-bg);
  border-color: var(--panel-border);
  box-shadow: var(--panel-shadow);
}

[data-theme="light"] .btn-pill {
  color: var(--text-secondary);
}

[data-theme="light"] .btn-pill:hover {
  background: rgba(68, 64, 60, 0.08);
  color: var(--text-primary);
}

[data-theme="light"] .btn-pill.primary {
  background: var(--accent-color);
  color: #ffffff;
  border-color: transparent;
}

[data-theme="light"] .btn-pill.primary:hover {
  filter: brightness(1.08);
}

[data-theme="light"] .dock-divider {
  background: rgba(0, 0, 0, 0.12);
}

[data-theme="light"] .user-info-pill {
  background: rgba(241, 245, 249, 0.9);
  border-color: rgba(15, 23, 42, 0.12);
}

[data-theme="light"] .user-pill-name {
  color: #0f172a;
}

[data-theme="light"] .btn-nav-signout {
  background: var(--accent-color, #f97316);
  color: #ffffff;
  border-color: var(--accent-color, #f97316);
  box-shadow: 0 2px 10px var(--accent-glow, rgba(234, 88, 12, 0.25));
}

[data-theme="light"] .btn-nav-signout:hover {
  background: var(--accent-color, #f97316);
  color: #ffffff;
  border-color: var(--accent-color, #f97316);
  filter: brightness(1.08);
  box-shadow: 0 4px 14px var(--accent-glow, rgba(234, 88, 12, 0.35));
}

[data-theme="light"] .btn-icon-round {
  background: var(--panel-bg);
  border-color: var(--panel-border);
  color: var(--text-secondary);
  box-shadow: var(--panel-shadow);
}

[data-theme="light"] .btn-icon-round:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  box-shadow: var(--panel-shadow-hover);
}

[data-theme="light"] .btn-icon-round.active {
  background: var(--accent-color, #f97316);
  color: #ffffff;
}

[data-theme="light"] .btn-drawer-close {
  background: rgba(0, 0, 0, 0.05);
  border-color: var(--panel-border);
  color: var(--text-secondary);
}

[data-theme="light"] .btn-drawer-close:hover {
  background: rgba(0, 0, 0, 0.09);
  color: var(--text-primary);
}

[data-theme="light"] .color-dot {
  border-color: #ffffff;
  box-shadow: 0 0 0 1px rgba(68, 64, 60, 0.25);
}

[data-theme="light"] .color-dot.active {
  box-shadow: 0 0 0 2px var(--accent-color), 0 0 0 4px #ffffff;
}

[data-theme="light"] .layer-switcher {
  background: var(--glass-bg);
  border-color: var(--glass-border);
  box-shadow: 0 4px 20px rgba(68, 64, 60, 0.08);
}

[data-theme="light"] .layer-tab {
  color: var(--text-secondary);
}

[data-theme="light"] .layer-tab:hover {
  background: rgba(68, 64, 60, 0.08);
  color: var(--text-primary);
}

[data-theme="light"] .layer-tab.active {
  background: var(--accent-color);
  color: #ffffff;
  box-shadow: 0 2px 10px rgba(234, 88, 12, 0.25);
}

[data-theme="light"] .anatomy-section-container.active {
  background: var(--accent-color);
  box-shadow: 0 2px 10px rgba(234, 88, 12, 0.25);
}

[data-theme="light"] .anatomy-section-container:not(.active):hover {
  background: rgba(68, 64, 60, 0.08);
}

[data-theme="light"] .anatomy-switch-btn {
  border-left-color: rgba(255, 255, 255, 0.35);
  color: #ffffff;
}

[data-theme="light"] .anatomy-section-container:not(.active) .anatomy-switch-btn {
  border-left-color: rgba(68, 64, 60, 0.12);
  color: var(--text-secondary);
}

[data-theme="light"] .anatomy-current-badge {
  background: rgba(255, 255, 255, 0.25);
  color: #ffffff;
}

[data-theme="light"] .anatomy-section-container:not(.active) .anatomy-current-badge {
  background: rgba(68, 64, 60, 0.06);
  color: var(--text-secondary);
}

[data-theme="light"] .anatomy-dropdown-menu {
  background: rgba(255, 255, 255, 0.98);
  border-color: rgba(68, 64, 60, 0.12);
  box-shadow: 0 16px 36px rgba(68, 64, 60, 0.16), 0 4px 12px rgba(68, 64, 60, 0.08);
}

[data-theme="light"] .anatomy-dropdown-item {
  color: var(--text-secondary);
}

[data-theme="light"] .anatomy-dropdown-item:hover {
  background: rgba(68, 64, 60, 0.06);
  color: var(--text-primary);
}

[data-theme="light"] .anatomy-dropdown-item.active {
  background: rgba(234, 88, 12, 0.1);
  color: var(--text-primary);
}

[data-theme="light"] .anatomy-dropdown-item-icon {
  background: rgba(68, 64, 60, 0.06);
}

[data-theme="light"] .anatomy-dropdown-item.active .anatomy-dropdown-item-icon {
  background: var(--accent-color);
  color: #ffffff;
}

/* ==========================================================================
   SCREENSHOT 1: Workout Routines Library Page & Cards
   ========================================================================== */

[data-theme="light"] .exercise-catalog-page {
  background: #f5f2eb !important;
  color: #1c1917 !important;
}

[data-theme="light"] .app-header,
[data-theme="light"] .catalog-top-nav {
  background: rgba(245, 242, 235, 0.55) !important;
  backdrop-filter: blur(24px) saturate(180%) !important;
  -webkit-backdrop-filter: blur(24px) saturate(180%) !important;
  border-bottom: 1.5px solid rgba(68, 64, 60, 0.12) !important;
}

[data-theme="light"] .btn-nav-action,
[data-theme="light"] .btn-return-3d {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(68, 64, 60, 0.18);
  color: #1c1917;
  box-shadow: 0 4px 14px rgba(68, 64, 60, 0.08);
}

[data-theme="light"] .btn-nav-action:hover,
[data-theme="light"] .btn-return-3d:hover {
  background: #ffffff;
  border-color: rgba(68, 64, 60, 0.32);
  color: #0c0a09;
  transform: translateY(-1px);
}

[data-theme="light"] .btn-nav-action:active,
[data-theme="light"] .btn-return-3d:active {
  transform: translateY(0);
}

[data-theme="light"] .catalog-subnav-bar {
  background: rgba(255, 255, 255, 0.92) !important;
  border: 1px solid rgba(68, 64, 60, 0.12) !important;
  box-shadow: 0 4px 18px rgba(68, 64, 60, 0.06);
}

[data-theme="light"] .subnav-tab-btn {
  color: #57534e !important;
}

[data-theme="light"] .subnav-tab-btn:hover {
  color: #1c1917 !important;
  background: rgba(68, 64, 60, 0.06) !important;
}

[data-theme="light"] .subnav-tab-btn.active {
  color: #ffffff !important;
  background: var(--accent-color, #f97316) !important;
  border-color: var(--accent-color, #f97316) !important;
  box-shadow: 0 2px 10px var(--accent-glow, rgba(249, 115, 22, 0.25));
}

[data-theme="light"] .subnav-badge {
  background: rgba(68, 64, 60, 0.08) !important;
  color: #57534e !important;
}

[data-theme="light"] .subnav-tab-btn.active .subnav-badge {
  background: rgba(255, 255, 255, 0.25) !important;
  color: #ffffff !important;
}

[data-theme="light"] .routines-lib-heading {
  color: #1c1917 !important;
}

[data-theme="light"] .routines-lib-subtitle {
  color: #57534e !important;
}

[data-theme="light"] .btn-open-manual-builder {
  background: var(--accent-light, rgba(249, 115, 22, 0.12)) !important;
  border-color: var(--accent-border, rgba(249, 115, 22, 0.4)) !important;
  color: var(--accent-color, #f97316) !important;
}

[data-theme="light"] .btn-open-manual-builder:hover {
  background: var(--accent-color, #f97316) !important;
  color: #ffffff !important;
}

[data-theme="light"] .routine-filter-chip {
  background: #ffffff !important;
  border: 1px solid rgba(68, 64, 60, 0.12) !important;
  color: #57534e !important;
  box-shadow: 0 2px 6px rgba(68, 64, 60, 0.05);
}

[data-theme="light"] .routine-filter-chip:hover {
  background: #f5f2eb !important;
  color: #1c1917 !important;
  border-color: rgba(68, 64, 60, 0.22) !important;
}

[data-theme="light"] .routine-filter-chip.active {
  background: var(--accent-color, #f97316) !important;
  color: #ffffff !important;
  border-color: var(--accent-color, #f97316) !important;
  box-shadow: 0 4px 12px var(--accent-glow, rgba(249, 115, 22, 0.25));
}

[data-theme="light"] .routine-catalog-card {
  background: #ffffff !important;
  border: 1px solid rgba(68, 64, 60, 0.12) !important;
  box-shadow: 0 6px 20px rgba(68, 64, 60, 0.06);
}

[data-theme="light"] .routine-catalog-card:hover {
  border-color: var(--accent-color, #f97316) !important;
  box-shadow: 0 14px 36px rgba(68, 64, 60, 0.12);
}

[data-theme="light"] .routine-card-title {
  color: #1c1917 !important;
}

[data-theme="light"] .routine-card-desc {
  color: #57534e !important;
}

[data-theme="light"] .routine-card-preview-strip {
  background: #f5f2eb !important;
  border: 1px solid rgba(68, 64, 60, 0.1) !important;
}

[data-theme="light"] .routine-strip-thumb {
  border-color: rgba(68, 64, 60, 0.15) !important;
}

[data-theme="light"] .preview-count {
  color: #57534e !important;
}

[data-theme="light"] .routine-card-footer {
  border-top-color: rgba(68, 64, 60, 0.1) !important;
}

[data-theme="light"] .routine-split-tag {
  color: #78716c !important;
}

[data-theme="light"] .btn-delete-routine {
  color: #a8a29e;
}

[data-theme="light"] .btn-delete-routine:hover {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.1);
}

/* ==========================================================================
   SCREENSHOT 2: Exercise Library Catalog Hub & Exercise Cards
   ========================================================================== */

[data-theme="light"] .catalog-hero-heading {
  color: #1c1917 !important;
}

[data-theme="light"] .catalog-hero-subtitle {
  color: #57534e !important;
}

[data-theme="light"] .catalog-search-wrapper {
  box-shadow: 0 4px 20px rgba(68, 64, 60, 0.08);
}

[data-theme="light"] .catalog-search-input {
  background: #ffffff !important;
  border-color: rgba(68, 64, 60, 0.15) !important;
  color: #1c1917 !important;
}

[data-theme="light"] .catalog-search-input::placeholder {
  color: #a8a29e !important;
}

[data-theme="light"] .catalog-search-icon {
  color: #78716c !important;
}

[data-theme="light"] .catalog-search-clear {
  background: rgba(68, 64, 60, 0.1) !important;
  color: #57534e !important;
}

[data-theme="light"] .catalog-search-clear:hover {
  background: rgba(68, 64, 60, 0.2) !important;
  color: #1c1917 !important;
}

[data-theme="light"] .catalog-filter-divider {
  background: rgba(68, 64, 60, 0.15);
}

[data-theme="light"] .catalog-filter-chip {
  background: #ffffff !important;
  border-color: rgba(68, 64, 60, 0.14) !important;
  color: #57534e !important;
  box-shadow: 0 2px 4px rgba(68, 64, 60, 0.04);
}

[data-theme="light"] .catalog-filter-chip:hover {
  background: #f5f2eb !important;
  color: #1c1917 !important;
  border-color: rgba(68, 64, 60, 0.24) !important;
}

[data-theme="light"] .catalog-filter-chip.active {
  background: var(--accent-color, #f97316) !important;
  color: #ffffff !important;
  border-color: var(--accent-color, #f97316) !important;
  box-shadow: 0 4px 14px var(--accent-glow, rgba(249, 115, 22, 0.3)) !important;
}

[data-theme="light"] .catalog-filter-chip.chip-equip:not(.active) {
  border-color: rgba(68, 64, 60, 0.16) !important;
  color: #44403c !important;
}

[data-theme="light"] .exercise-card {
  background: #ffffff !important;
  border: 1.5px solid rgba(68, 64, 60, 0.12) !important;
  box-shadow: 0 6px 20px -2px rgba(68, 64, 60, 0.07) !important;
}

[data-theme="light"] .exercise-card:hover {
  background: #ffffff !important;
  border-color: var(--accent-color, #f97316) !important;
  box-shadow: 0 16px 36px -8px rgba(68, 64, 60, 0.14), 0 4px 14px -2px var(--accent-glow, rgba(249, 115, 22, 0.25)) !important;
}

[data-theme="light"] .exercise-card.active-selected {
  background: #ffffff !important;
  border: 2px solid var(--accent-color, #f97316) !important;
  box-shadow: 0 12px 28px -6px var(--accent-glow, rgba(249, 115, 22, 0.25)) !important;
}

[data-theme="light"] .exercise-card-title {
  color: #1c1917 !important;
}

[data-theme="light"] .exercise-card-media {
  background: #f5f2eb !important;
  border-color: rgba(68, 64, 60, 0.1) !important;
}

[data-theme="light"] .card-tag-level {
  background: rgba(68, 64, 60, 0.08) !important;
  color: #57534e !important;
  border-color: rgba(68, 64, 60, 0.14) !important;
}

/* AI Studio in Light Mode */
[data-theme="light"] .ai-studio-hero {
  background: #ffffff !important;
  border-color: rgba(68, 64, 60, 0.12) !important;
  box-shadow: 0 8px 24px rgba(68, 64, 60, 0.06);
}

[data-theme="light"] .ai-studio-heading {
  background: none !important;
  -webkit-background-clip: initial !important;
  -webkit-text-fill-color: #1c1917 !important;
  color: #1c1917 !important;
}

[data-theme="light"] .ai-studio-subtitle {
  color: #57534e !important;
}

[data-theme="light"] .ai-prompt-textarea {
  background: #ffffff !important;
  border: 1.5px solid rgba(68, 64, 60, 0.18) !important;
  color: #1c1917 !important;
  box-shadow: inset 0 2px 4px rgba(68, 64, 60, 0.04);
}

[data-theme="light"] .ai-prompt-textarea:focus {
  background: #ffffff !important;
  border-color: #ea580c !important;
  box-shadow: 0 0 0 3px rgba(234, 88, 12, 0.18), inset 0 2px 4px rgba(68, 64, 60, 0.04) !important;
  outline: none !important;
}

[data-theme="light"] .ai-prompt-textarea::placeholder {
  color: #a8a29e !important;
}

[data-theme="light"] .ai-image-dropzone {
  background: #fdfbf7 !important;
  border: 1.5px dashed rgba(68, 64, 60, 0.22) !important;
  color: #57534e !important;
}

[data-theme="light"] .ai-image-dropzone.drag-active {
  background: rgba(234, 88, 12, 0.08) !important;
  border-color: #ea580c !important;
  color: #1c1917 !important;
}

[data-theme="light"] .btn-attach-photo {
  background: #ffffff !important;
  border: 1px solid rgba(68, 64, 60, 0.18) !important;
  color: #1c1917 !important;
  box-shadow: 0 1px 2px rgba(68, 64, 60, 0.05);
}

[data-theme="light"] .btn-attach-photo:hover {
  background: #f5f2eb !important;
  border-color: rgba(68, 64, 60, 0.28) !important;
}

[data-theme="light"] .chips-label {
  color: #78716c !important;
}

[data-theme="light"] .ai-prompt-chip {
  background: #ffffff !important;
  border: 1px solid rgba(68, 64, 60, 0.16) !important;
  color: #44403c !important;
  box-shadow: 0 1px 2px rgba(68, 64, 60, 0.04);
}

[data-theme="light"] .ai-prompt-chip:hover {
  background: #f5f2eb !important;
  border-color: rgba(68, 64, 60, 0.28) !important;
  color: #1c1917 !important;
}

[data-theme="light"] .btn-clear-prompt {
  background: rgba(68, 64, 60, 0.06) !important;
  border: 1px solid rgba(68, 64, 60, 0.14) !important;
  color: #57534e !important;
}

[data-theme="light"] .btn-clear-prompt:hover {
  background: rgba(239, 68, 68, 0.12) !important;
  border-color: rgba(239, 68, 68, 0.35) !important;
  color: #dc2626 !important;
}

[data-theme="light"] .btn-engine-settings {
  background: rgba(68, 64, 60, 0.06) !important;
  border: 1px solid rgba(68, 64, 60, 0.14) !important;
  color: #44403c !important;
}

[data-theme="light"] .btn-engine-settings:hover {
  background: rgba(68, 64, 60, 0.12) !important;
  color: #1c1917 !important;
}

[data-theme="light"] .engine-badge-pill {
  background: rgba(168, 85, 247, 0.1) !important;
  border: 1px solid rgba(168, 85, 247, 0.25) !important;
  color: #7e22ce !important;
}

[data-theme="light"] .ai-image-preview-card {
  background: #f5f2eb !important;
  border: 1px solid rgba(68, 64, 60, 0.16) !important;
}

[data-theme="light"] .preview-filename {
  color: #1c1917 !important;
}

[data-theme="light"] .generated-routine-box {
  background: #ffffff !important;
  border: 1.5px solid rgba(234, 88, 12, 0.35) !important;
  box-shadow: 0 16px 40px rgba(68, 64, 60, 0.08) !important;
}

[data-theme="light"] .gen-routine-header {
  border-bottom: 1px solid rgba(68, 64, 60, 0.1) !important;
}

[data-theme="light"] .gen-routine-title {
  color: #1c1917 !important;
}

[data-theme="light"] .gen-routine-desc {
  color: #57534e !important;
}

[data-theme="light"] .btn-clear-gen-routine {
  background: rgba(68, 64, 60, 0.06) !important;
  border: 1px solid rgba(68, 64, 60, 0.14) !important;
  color: #57534e !important;
}

[data-theme="light"] .btn-clear-gen-routine:hover {
  background: rgba(239, 68, 68, 0.12) !important;
  border-color: rgba(239, 68, 68, 0.35) !important;
  color: #dc2626 !important;
}

[data-theme="light"] .btn-save-routine {
  background: #f5f2eb !important;
  border: 1px solid rgba(68, 64, 60, 0.16) !important;
  color: #1c1917 !important;
}

[data-theme="light"] .btn-save-routine:hover {
  background: #eae5db !important;
}

[data-theme="light"] .btn-export-pdf-routine {
  background: #f5f2eb !important;
  border: 1px solid rgba(68, 64, 60, 0.16) !important;
  color: #44403c !important;
}

[data-theme="light"] .btn-export-pdf-routine:hover {
  background: rgba(234, 88, 12, 0.12) !important;
  border-color: rgba(234, 88, 12, 0.35) !important;
  color: #ea580c !important;
}

[data-theme="light"] .gen-thinking-box {
  background: rgba(168, 85, 247, 0.05) !important;
  border-color: rgba(168, 85, 247, 0.25) !important;
}

[data-theme="light"] .gen-thinking-header {
  color: #7e22ce !important;
}

[data-theme="light"] .gen-thinking-card {
  background: rgba(255, 255, 255, 0.85) !important;
  border-color: rgba(168, 85, 247, 0.18) !important;
}

[data-theme="light"] .gen-thinking-label {
  color: #6b21a8 !important;
}

[data-theme="light"] .gen-rationale-box {
  background: rgba(234, 88, 12, 0.06) !important;
  border: 1px solid rgba(234, 88, 12, 0.2) !important;
}

[data-theme="light"] .rationale-header {
  color: #c2410c !important;
}

[data-theme="light"] .rationale-text {
  color: #44403c !important;
}

[data-theme="light"] .gen-section-heading {
  color: #78716c !important;
}

[data-theme="light"] .routine-exercise-card {
  background: #fcfbf9 !important;
  border: 1px solid rgba(68, 64, 60, 0.1) !important;
  box-shadow: 0 1px 3px rgba(68, 64, 60, 0.03);
}

[data-theme="light"] .routine-exercise-card:hover {
  background: #ffffff !important;
  border-color: rgba(68, 64, 60, 0.2) !important;
  box-shadow: 0 4px 12px rgba(68, 64, 60, 0.06);
}

[data-theme="light"] .routine-ex-index {
  color: #a8a29e !important;
}

[data-theme="light"] .routine-ex-name {
  color: #1c1917 !important;
}

[data-theme="light"] .routine-ex-category {
  background: rgba(68, 64, 60, 0.07) !important;
  color: #57534e !important;
}

[data-theme="light"] .metric-chip {
  background: rgba(68, 64, 60, 0.05) !important;
  border: 1px solid rgba(68, 64, 60, 0.1) !important;
}

[data-theme="light"] .metric-chip-label {
  color: #78716c !important;
}

[data-theme="light"] .metric-chip-value {
  color: #1c1917 !important;
}

[data-theme="light"] .metric-chip.highlight {
  background: rgba(234, 88, 12, 0.1) !important;
  border-color: rgba(234, 88, 12, 0.28) !important;
}

[data-theme="light"] .metric-chip.highlight .metric-chip-label {
  color: #c2410c !important;
}

[data-theme="light"] .metric-chip.highlight .metric-chip-value {
  color: #9a3412 !important;
}

[data-theme="light"] .routine-ex-cue {
  color: #64748b !important;
}


/* ==========================================================================
   SCREENSHOT 3: Routine Player HUD (Card & All Text Fixes)
   ========================================================================== */

[data-theme="light"] .routine-player-hud {
  background: rgba(255, 255, 255, 0.96) !important;
  border: 1px solid rgba(68, 64, 60, 0.14) !important;
  box-shadow: 0 24px 50px -12px rgba(68, 64, 60, 0.18), 0 2px 8px rgba(68, 64, 60, 0.06) !important;
  color: #1c1917 !important;
}

[data-theme="light"] .hud-progress-track {
  background: rgba(68, 64, 60, 0.08) !important;
}

[data-theme="light"] .hud-routine-name {
  color: #57534e !important;
}

[data-theme="light"] .btn-hud-icon {
  background: rgba(68, 64, 60, 0.06) !important;
  border: 1px solid rgba(68, 64, 60, 0.12) !important;
  color: #57534e !important;
}

[data-theme="light"] .btn-hud-icon:hover {
  background: rgba(68, 64, 60, 0.12) !important;
  color: #1c1917 !important;
}

[data-theme="light"] .hud-kicker-label {
  color: #ea580c !important;
}

[data-theme="light"] .hud-exercise-name {
  color: #1c1917 !important;
}

[data-theme="light"] .hud-spec-tile {
  background: #f5f2eb !important;
  border: 1px solid rgba(68, 64, 60, 0.1) !important;
}

[data-theme="light"] .hud-spec-tile:hover {
  background: #ebe6dc !important;
  border-color: rgba(68, 64, 60, 0.18) !important;
}

[data-theme="light"] .hud-spec-val {
  color: #1c1917 !important;
}

[data-theme="light"] .hud-spec-label {
  color: #78716c !important;
}

[data-theme="light"] .routine-hud-cue-card {
  background: rgba(234, 88, 12, 0.07) !important;
  border: 1px solid rgba(234, 88, 12, 0.22) !important;
}

[data-theme="light"] .cue-title {
  color: #ea580c !important;
}

[data-theme="light"] .cue-text {
  color: #292524 !important;
}

[data-theme="light"] .routine-hud-playback-bar {
  border-top-color: rgba(68, 64, 60, 0.1) !important;
  background: rgba(68, 64, 60, 0.02) !important;
}

[data-theme="light"] .btn-hud-play-toggle {
  background: rgba(68, 64, 60, 0.07) !important;
  border-color: rgba(68, 64, 60, 0.16) !important;
  color: #1c1917 !important;
}

[data-theme="light"] .btn-hud-play-toggle:hover {
  background: rgba(68, 64, 60, 0.14) !important;
  border-color: rgba(68, 64, 60, 0.25) !important;
}

[data-theme="light"] .hud-speed-toggle-group {
  background: rgba(68, 64, 60, 0.06) !important;
  border-color: rgba(68, 64, 60, 0.12) !important;
}

[data-theme="light"] .hud-speed-pill {
  color: #78716c !important;
}

[data-theme="light"] .hud-speed-pill:hover {
  color: #1c1917 !important;
}

[data-theme="light"] .hud-speed-pill.active {
  background: #ea580c !important;
  color: #ffffff !important;
}

[data-theme="light"] .hud-timeline-time-badge {
  color: #57534e !important;
  background: rgba(68, 64, 60, 0.06) !important;
  border-color: rgba(68, 64, 60, 0.1) !important;
}

[data-theme="light"] .hud-timeline-slider {
  background: linear-gradient(to right,
      #ea580c 0%,
      #ea580c var(--slider-fill, 0%),
      rgba(68, 64, 60, 0.15) var(--slider-fill, 0%),
      rgba(68, 64, 60, 0.15) 100%) !important;
}

[data-theme="light"] .hud-timeline-slider::-webkit-slider-thumb {
  background: #ffffff !important;
  border-color: #ea580c !important;
  box-shadow: 0 1px 4px rgba(68, 64, 60, 0.25) !important;
}

[data-theme="light"] .routine-player-hud.collapsed .hud-speed-collapsed-group {
  background: rgba(68, 64, 60, 0.06) !important;
  border-color: rgba(68, 64, 60, 0.12) !important;
}

/* ==========================================================================
   SCREENSHOT 4: Structure Inspector / Anatomy Details Panel Fixes
   ========================================================================== */

[data-theme="light"] .explorer-drawer {
  background: var(--panel-bg);
  border-color: var(--panel-border);
  box-shadow: var(--panel-shadow);
}

[data-theme="light"] .inspector-header {
  border-bottom-color: rgba(68, 64, 60, 0.12);
}

[data-theme="light"] .inspector-title {
  color: #1c1917 !important;
}

[data-theme="light"] .inspector-raw {
  color: #78716c !important;
}

[data-theme="light"] .inspector-close-btn {
  background: var(--accent-color);
  color: #fff;
}

[data-theme="light"] .inspector-close-btn:hover {
  background: var(--accent-color);
  color: #fff;
}

[data-theme="light"] .height-meter-box {
  background: #ffffff !important;
  border: 1px solid rgba(68, 64, 60, 0.12) !important;
  box-shadow: 0 2px 8px rgba(68, 64, 60, 0.04) !important;
}

[data-theme="light"] .height-meter-labels {
  color: #57534e !important;
}

[data-theme="light"] .height-meter-bar-outer {
  background: rgba(68, 64, 60, 0.1) !important;
}

[data-theme="light"] .stat-item {
  background: #ffffff !important;
  border: 1px solid rgba(68, 64, 60, 0.12) !important;
  box-shadow: 0 2px 8px rgba(68, 64, 60, 0.04) !important;
}

[data-theme="light"] .stat-label {
  color: #78716c !important;
}

[data-theme="light"] .stat-value {
  color: #1c1917 !important;
}

[data-theme="light"] .muscle-function-panel,
[data-theme="light"] .bone-function-panel,
[data-theme="light"] .organ-function-panel {
  background: #ffffff !important;
  border: 1px solid rgba(68, 64, 60, 0.12) !important;
  box-shadow: 0 4px 16px rgba(68, 64, 60, 0.06) !important;
}

[data-theme="light"] .muscle-panel-title {
  color: #1c1917 !important;
}

[data-theme="light"] .biomech-subtitle {
  color: #44403c !important;
}

[data-theme="light"] .muscle-action-item {
  color: #1c1917 !important;
}

[data-theme="light"] .biomech-block {
  background: #f5f2eb !important;
  border: 1px solid rgba(68, 64, 60, 0.12) !important;
}

[data-theme="light"] .biomech-label {
  color: #78716c !important;
}

[data-theme="light"] .biomech-text {
  color: #1c1917 !important;
}

[data-theme="light"] .search-input {
  background: #ffffff;
  border-color: rgba(68, 64, 60, 0.14);
  color: var(--text-primary);
}

[data-theme="light"] .search-input::placeholder {
  color: var(--text-muted);
}

[data-theme="light"] .structure-item,
[data-theme="light"] .bone-item,
[data-theme="light"] .muscle-tree-item {
  background: var(--bg-card);
  border-color: var(--border-light);
  color: var(--text-primary);
}

[data-theme="light"] .structure-item:hover {
  background: var(--bg-hover);
  border-color: var(--border-color);
}

[data-theme="light"] .floating-dock,
[data-theme="light"] .depth-peel-dock,
[data-theme="light"] .exercise-player-dock,
[data-theme="light"] .biomech-hud-card {
  background: var(--panel-bg);
  border-color: var(--panel-border);
  box-shadow: var(--panel-shadow);
  color: var(--text-primary);
}

[data-theme="light"] .view-compass-dock {
  background: transparent;
  border: none;
  box-shadow: none;
  filter: drop-shadow(0 10px 24px rgba(68, 64, 60, 0.22));
}

[data-theme="light"] .view-compass-dock:hover {
  filter: drop-shadow(0 14px 30px rgba(68, 64, 60, 0.3));
}

[data-theme="light"] .compass-bezel {
  fill: rgba(255, 255, 255, 0.92);
  stroke: rgba(68, 64, 60, 0.22);
}

[data-theme="light"] .compass-groove {
  stroke: rgba(68, 64, 60, 0.14);
}

[data-theme="light"] .dial-sector path {
  fill: rgba(241, 245, 249, 0.95);
  stroke: rgba(203, 213, 225, 0.85);
}

[data-theme="light"] .dial-sector text {
  fill: #475569;
}

[data-theme="light"] .dial-sector:hover path {
  fill: rgba(249, 115, 22, 0.2);
  stroke: var(--accent-color, #f97316);
}

[data-theme="light"] .dial-sector:hover text {
  fill: #0f172a;
}

[data-theme="light"] .hover-tooltip {
  background: rgba(255, 255, 255, 0.96);
  border-color: rgba(68, 64, 60, 0.14);
  box-shadow: 0 12px 28px rgba(68, 64, 60, 0.14);
  color: var(--text-primary);
}

[data-theme="light"] .hover-tooltip .tooltip-title {
  color: var(--text-primary);
}

[data-theme="light"] .hover-tooltip .tooltip-meta {
  color: var(--text-secondary);
}

[data-theme="light"] .modern-range {
  background: rgba(68, 64, 60, 0.14);
}

[data-theme="light"] .modal-backdrop,
[data-theme="light"] .modal-dialog-backdrop {
  background: rgba(28, 25, 23, 0.4);
  backdrop-filter: blur(8px);
}

[data-theme="light"] .modal-card,
[data-theme="light"] .modal-dialog-card {
  background: rgba(255, 255, 255, 0.98);
  border-color: rgba(68, 64, 60, 0.14);
  box-shadow: 0 25px 60px rgba(68, 64, 60, 0.2);
  color: var(--text-primary);
}

[data-theme="light"] .modal-footer,
[data-theme="light"] .modal-dialog-footer {
  background: #f5f2eb;
  border-color: rgba(68, 64, 60, 0.1);
}

[data-theme="light"] .modal-form-group input,
[data-theme="light"] .modal-form-group select {
  background: #ffffff;
  border-color: rgba(68, 64, 60, 0.16);
  color: var(--text-primary);
}

[data-theme="light"] .preset-btn,
[data-theme="light"] .depth-dock-btn,
[data-theme="light"] .speed-dock-btn {
  background: rgba(68, 64, 60, 0.06);
  border-color: rgba(68, 64, 60, 0.12);
  color: var(--text-secondary);
}

[data-theme="light"] .preset-btn:hover,
[data-theme="light"] .depth-dock-btn:hover,
[data-theme="light"] .speed-dock-btn:hover {
  background: rgba(68, 64, 60, 0.12);
  color: var(--text-primary);
}

[data-theme="light"] .preset-btn.active,
[data-theme="light"] .depth-dock-btn.active,
[data-theme="light"] .speed-dock-btn.active {
  background: var(--accent-color);
  color: #ffffff;
  border-color: transparent;
}

/* ==========================================================================
   Loading Screen Overlay in Light Mode
   ========================================================================== */

[data-theme="light"] .loading-overlay {
  background: radial-gradient(circle at 50% 40%, #faf8f5 0%, #f5f2eb 60%, #eae5db 100%) !important;
}

[data-theme="light"] .loading-card {
  background: rgba(255, 255, 255, 0.95) !important;
  border: 1px solid rgba(68, 64, 60, 0.14) !important;
  box-shadow: 0 25px 60px -15px rgba(68, 64, 60, 0.16) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
}

[data-theme="light"] .loading-spinner-ring {
  border: 3px solid rgba(68, 64, 60, 0.14) !important;
  border-top-color: var(--accent-color) !important;
}

[data-theme="light"] .loading-title {
  color: #1c1917 !important;
}

[data-theme="light"] .loading-text {
  color: #57534e !important;
}

[data-theme="light"] .progress-track {
  background: rgba(68, 64, 60, 0.12) !important;
}

/* ==========================================================================
   Exercise Lab Settings, Athlete Profile & Consistency Tracker
   ========================================================================== */

.btn-lab-settings {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.07);
  color: #e2e8f0;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.14);
  cursor: pointer;
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
}

.btn-lab-settings:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.32);
  transform: translateY(-1px);
}

.btn-lab-settings.active {
  background: rgba(234, 88, 12, 0.2);
  color: #ffedd5;
  border-color: rgba(234, 88, 12, 0.5);
  box-shadow: 0 4px 14px rgba(234, 88, 12, 0.25);
}

.settings-page-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 10px 16px 60px 16px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.settings-hero-header {
  padding: 10px 4px 8px 4px;
}

.settings-hero-kicker {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-color, #f97316);
  margin-bottom: 6px;
}

.settings-hero-title {
  font-size: 26px;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin: 0 0 8px 0;
}

.settings-hero-subtitle {
  font-size: 14px;
  color: #94a3b8;
  max-width: 760px;
  margin: 0;
  line-height: 1.5;
}

/* Guest Gate Notice Banner */
.guest-gate-banner {
  display: flex;
  align-items: center;
  gap: 16px;
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.12) 0%, rgba(15, 23, 42, 0.88) 100%);
  border: 1px solid rgba(249, 115, 22, 0.35);
  border-radius: var(--radius-xl, 16px);
  padding: 16px 22px;
  margin-bottom: 22px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.guest-gate-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(249, 115, 22, 0.2);
  color: #fb923c;
  border: 1px solid rgba(249, 115, 22, 0.4);
  flex-shrink: 0;
}

.guest-gate-content {
  flex: 1;
  min-width: 0;
}

.guest-gate-title {
  font-size: 14.5px;
  font-weight: 700;
  color: #f8fafc;
  margin: 0 0 3px 0;
}

.guest-gate-desc {
  font-size: 12.5px;
  color: #94a3b8;
  margin: 0;
  line-height: 1.45;
}

.btn-gate-signin {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: 9999px;
  background: var(--accent-color, #f97316);
  color: #ffffff;
  font-size: 13px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 4px 14px var(--accent-glow, rgba(249, 115, 22, 0.35));
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: var(--font-ui);
}

.btn-gate-signin:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--accent-glow, rgba(249, 115, 22, 0.45));
}

.btn-signout-profile {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  background: var(--accent-color, #f97316);
  color: #ffffff;
  font-size: 12.5px;
  font-weight: 600;
  border: 1px solid var(--accent-color, #f97316);
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--font-ui);
  box-shadow: 0 2px 8px var(--accent-glow, rgba(249, 115, 22, 0.25));
}

.btn-signout-profile:hover {
  background: var(--accent-color, #f97316);
  border-color: var(--accent-color, #f97316);
  color: #ffffff;
  filter: brightness(1.08);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--accent-glow, rgba(249, 115, 22, 0.4));
}

/* Guest Locked state for profile & heatmap cards */
.settings-card.guest-locked {
  position: relative;
  opacity: 0.72;
}

.settings-card.guest-locked input,
.settings-card.guest-locked select,
.settings-card.guest-locked button:not(.btn-gate-signin) {
  opacity: 0.7;
  cursor: not-allowed;
}

/* Settings Cards */
.settings-card {
  background: rgba(15, 23, 42, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl, 16px);
  padding: 24px 28px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.35);
}

.settings-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  flex-wrap: wrap;
  gap: 12px;
}

.settings-card-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--accent-color, #f97316);
}

.settings-card-title {
  font-size: 18px;
  font-weight: 800;
  color: #f8fafc;
  margin: 0;
  letter-spacing: -0.01em;
}

.settings-card-desc {
  font-size: 12.5px;
  color: #64748b;
  display: block;
  margin-top: 2px;
}

.settings-badge-pill {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 9999px;
  background: rgba(234, 88, 12, 0.15);
  color: #fb923c;
  border: 1px solid rgba(234, 88, 12, 0.3);
}

.btn-settings-ai-engine {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: 12px;
  background: rgba(168, 85, 247, 0.12);
  border: 1px solid rgba(168, 85, 247, 0.32);
  color: #c084fc;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: var(--font-ui);
}

.btn-settings-ai-engine:hover {
  background: rgba(168, 85, 247, 0.24);
  border-color: rgba(168, 85, 247, 0.6);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(168, 85, 247, 0.3);
}

.btn-settings-ai-engine:active {
  transform: translateY(0);
}

[data-theme="light"] .btn-settings-ai-engine {
  background: rgba(168, 85, 247, 0.08);
  border-color: rgba(168, 85, 247, 0.28);
  color: #7c3aed;
}

[data-theme="light"] .btn-settings-ai-engine:hover {
  background: #7c3aed;
  color: #ffffff;
  border-color: #7c3aed;
}

/* Section 1: Athlete Profile Grid */
.profile-layout-grid {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 32px;
  align-items: start;
}

.profile-avatar-column {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 16px 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg, 12px);
}

.profile-avatar-wrapper {
  position: relative;
  margin-bottom: 14px;
}

.profile-avatar-circle {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ea580c 0%, #7c2d12 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 800;
  color: #ffffff;
  border: 3px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 8px 24px rgba(234, 88, 12, 0.3);
  letter-spacing: -0.02em;
}

.profile-avatar-status-dot {
  position: absolute;
  bottom: 4px;
  right: 4px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #22c55e;
  border: 3px solid #0f172a;
  box-shadow: 0 0 10px rgba(34, 197, 94, 0.6);
}

.profile-avatar-name {
  font-size: 16px;
  font-weight: 800;
  color: #f8fafc;
  margin-bottom: 4px;
}

.profile-avatar-role {
  font-size: 12px;
  color: #94a3b8;
  line-height: 1.4;
  margin-bottom: 12px;
}

.profile-tier-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 9999px;
  background: rgba(34, 197, 94, 0.12);
  color: #4ade80;
  border: 1px solid rgba(34, 197, 94, 0.25);
}

.profile-form-column {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.profile-inputs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.setting-input-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.setting-input-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #94a3b8;
}

.setting-text-input,
.setting-select-input {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-md, 8px);
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #f8fafc;
  font-size: 13.5px;
  font-family: inherit;
  transition: all var(--transition-fast);
}

.setting-text-input:focus,
.setting-select-input:focus {
  outline: none;
  border-color: var(--accent-color, #f97316);
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.2);
  background: rgba(15, 23, 42, 0.98);
}

.profile-action-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 4px;
}

.btn-save-settings {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-md, 8px);
  background: var(--accent-color, #f97316);
  color: #ffffff;
  font-size: 13.5px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 14px var(--accent-glow, rgba(249, 115, 22, 0.35));
}

.btn-save-settings:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--accent-glow, rgba(249, 115, 22, 0.45));
}

.save-status-indicator {
  font-size: 13px;
  font-weight: 600;
  transition: all var(--transition-fast);
}

/* Section 2: Exercise Consistency & Activity Tracker */
.heatmap-stats-strip {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.heatmap-stat-item {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.stat-num {
  font-size: 17px;
  font-weight: 800;
  color: #f8fafc;
  font-family: monospace;
}

.stat-num.stat-highlight {
  color: #ea580c;
}

.stat-label {
  font-size: 11px;
  font-weight: 600;
  color: #64748b;
  text-transform: uppercase;
}

.heatmap-outer-wrapper {
  background: rgba(10, 15, 30, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg, 12px);
  padding: 18px 20px;
  overflow-x: auto;
}

.heatmap-scroll-viewport {
  min-width: 820px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.heatmap-months-row {
  display: grid;
  grid-template-columns: repeat(52, 1fr);
  padding-left: 38px;
  font-size: 11px;
  font-weight: 700;
  color: #94a3b8;
  height: 18px;
  margin-bottom: 2px;
}

.heatmap-month-label {
  display: block;
}

.heatmap-grid-container {
  display: flex;
  gap: 8px;
}

.heatmap-days-col {
  display: grid;
  grid-template-rows: repeat(7, 13px);
  gap: 3.5px;
  width: 30px;
  font-size: 10px;
  font-weight: 600;
  color: #64748b;
  align-items: center;
}

.heatmap-cells-matrix {
  display: grid;
  grid-template-columns: repeat(52, 1fr);
  gap: 3.5px;
  flex: 1;
}

.heat-week-col {
  display: grid;
  grid-template-rows: repeat(7, 13px);
  gap: 3.5px;
}

.heat-cell {
  width: 13px;
  height: 13px;
  border-radius: 2.5px;
  background: #1e293b;
  border: 1px solid rgba(255, 255, 255, 0.04);
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.heat-cell:hover {
  transform: scale(1.4);
  z-index: 10;
  box-shadow: 0 0 10px rgba(34, 197, 94, 0.7);
}

/* Training Intensity Activity Scale */
.heat-cell.level-0 {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.03);
}

.heat-cell.level-1 {
  background: rgba(16, 185, 129, 0.35);
  border-color: rgba(16, 185, 129, 0.45);
}

.heat-cell.level-2 {
  background: rgba(16, 185, 129, 0.6);
  border-color: rgba(16, 185, 129, 0.7);
}

.heat-cell.level-3 {
  background: rgba(16, 185, 129, 0.85);
  border-color: #10b981;
  box-shadow: 0 0 5px rgba(16, 185, 129, 0.35);
}

.heat-cell.level-4 {
  background: #10b981;
  border-color: #34d399;
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.55);
}

.heatmap-footer-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 12px;
  color: #94a3b8;
  flex-wrap: wrap;
  gap: 12px;
}

.heatmap-readout {
  font-size: 12.5px;
  color: #cbd5e1;
}

.heatmap-readout strong {
  color: #f8fafc;
}

.heatmap-readout em {
  color: #38bdf8;
  font-style: normal;
}

.heatmap-legend {
  display: flex;
  align-items: center;
  gap: 5px;
}

.legend-text {
  font-size: 11px;
  font-weight: 600;
  color: #64748b;
}

.legend-box {
  width: 12px;
  height: 12px;
  border-radius: 2px;
  display: inline-block;
}

.legend-box.level-0 {
  background: rgba(255, 255, 255, 0.06);
}

.legend-box.level-1 {
  background: rgba(16, 185, 129, 0.35);
}

.legend-box.level-2 {
  background: rgba(16, 185, 129, 0.6);
}

.legend-box.level-3 {
  background: rgba(16, 185, 129, 0.85);
}

.legend-box.level-4 {
  background: #10b981;
}

/* Section 3: Theme & Visual Appearance */
.appearance-content-grid {
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.setting-block {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.setting-block-title {
  font-size: 13.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #94a3b8;
  margin: 0;
}

/* Theme Mode Cards */
.theme-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.theme-mode-card {
  background: rgba(15, 23, 42, 0.8);
  border: 2px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg, 12px);
  padding: 18px;
  cursor: pointer;
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
}

.theme-mode-card:hover {
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.theme-mode-card.active {
  border-color: var(--accent-color, #ea580c);
  background: rgba(234, 88, 12, 0.08);
  box-shadow: 0 8px 24px rgba(234, 88, 12, 0.2);
}

.theme-card-preview {
  height: 64px;
  border-radius: 8px;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.theme-card-preview.dark-preview {
  background: #090d16;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.theme-card-preview.light-preview {
  background: #f5f2eb;
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.preview-mini-header {
  height: 10px;
  width: 40%;
  border-radius: 3px;
  background: var(--accent-color, #ea580c);
}

.preview-mini-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.preview-mini-bar {
  height: 6px;
  border-radius: 2px;
}

.dark-preview .preview-mini-bar.bar-1 {
  background: rgba(255, 255, 255, 0.2);
  width: 85%;
}

.dark-preview .preview-mini-bar.bar-2 {
  background: rgba(255, 255, 255, 0.1);
  width: 60%;
}

.light-preview .preview-mini-bar.bar-1 {
  background: rgba(0, 0, 0, 0.2);
  width: 85%;
}

.light-preview .preview-mini-bar.bar-2 {
  background: rgba(0, 0, 0, 0.1);
  width: 60%;
}

.theme-card-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.theme-card-name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 800;
  color: #f8fafc;
}

.theme-card-sub {
  font-size: 12px;
  color: #64748b;
  line-height: 1.4;
}

.theme-card-check {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--accent-color, #ea580c);
  display: none;
}

.theme-mode-card.active .theme-card-check {
  display: block;
}

/* Accent Palette Swatches — Minimal Rectangular Color Chips */
.setting-accent-palette {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.accent-swatch-item {
  width: 58px;
  height: 38px;
  padding: 3px;
  border-radius: 9px;
  background: rgba(15, 23, 42, 0.6);
  border: 2px solid rgba(255, 255, 255, 0.12);
  cursor: pointer;
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.accent-swatch-item:hover {
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.accent-swatch-item.active {
  border-color: #ffffff;
  background: rgba(255, 255, 255, 0.14);
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.25), 0 8px 22px rgba(0, 0, 0, 0.35);
}

.swatch-bubble {
  width: 100%;
  height: 100%;
  border-radius: 6px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 1px 2px rgba(255, 255, 255, 0.25), 0 2px 6px rgba(0, 0, 0, 0.2);
  transition: transform 0.2s ease;
}

.accent-swatch-item.active .swatch-bubble::after {
  content: '';
  width: 11px;
  height: 6px;
  border-left: 2.2px solid #ffffff;
  border-bottom: 2.2px solid #ffffff;
  transform: rotate(-45deg) translate(1px, -1px);
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.6));
}

/* Apple-style Toggle Rows */
.setting-toggles-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: rgba(15, 23, 42, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg, 12px);
  padding: 8px;
}

.setting-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  cursor: pointer;
  border-radius: 9px;
  transition: background 0.16s ease;
  gap: 16px;
  border-bottom: none;
}

.setting-toggle-row:hover {
  background: rgba(255, 255, 255, 0.04);
}

.setting-toggle-left {
  display: flex;
  align-items: center;
  gap: 13px;
  min-width: 0;
  flex: 1;
}

.setting-toggle-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent-color, #f97316);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.setting-toggle-row:hover .setting-toggle-icon {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.18);
  transform: scale(1.04);
}

.toggle-text-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.toggle-title {
  font-size: 13.5px;
  font-weight: 700;
  color: #f8fafc;
  line-height: 1.25;
}

.toggle-desc {
  font-size: 11.5px;
  color: #64748b;
  line-height: 1.3;
}

.apple-switch {
  appearance: none;
  -webkit-appearance: none;
  width: 44px;
  height: 24px;
  border-radius: 12px;
  background: #334155;
  outline: none;
  cursor: pointer;
  position: relative;
  transition: background 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s ease;
  flex-shrink: 0;
}

.apple-switch::before {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.apple-switch:checked {
  background: var(--accent-color, #f97316);
  box-shadow: 0 2px 10px var(--accent-glow, rgba(249, 115, 22, 0.35));
}

.apple-switch:checked::before {
  transform: translateX(20px);
}

/* ==========================================================================
   Light Mode Adaptations for Settings & Heatmap
   ========================================================================== */

[data-theme="light"] .btn-lab-settings {
  background: #ffffff;
  color: #1e293b;
  border-color: #cbd5e1;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .btn-lab-settings:hover {
  background: #f8fafc;
  border-color: #94a3b8;
  color: #0f172a;
}

[data-theme="light"] .btn-lab-settings.active {
  background: #fff7ed;
  color: #c2410c;
  border-color: #fdba74;
}

[data-theme="light"] .settings-hero-title {
  color: #0f172a;
}

[data-theme="light"] .settings-hero-subtitle {
  color: #475569;
}

[data-theme="light"] .settings-card {
  background: rgba(255, 255, 255, 0.95);
  border-color: rgba(68, 64, 60, 0.14);
  box-shadow: 0 10px 30px rgba(68, 64, 60, 0.08);
}

[data-theme="light"] .settings-card-header {
  border-bottom-color: rgba(0, 0, 0, 0.07);
}

[data-theme="light"] .settings-card-title {
  color: #0f172a;
}

[data-theme="light"] .settings-card-desc {
  color: #64748b;
}

[data-theme="light"] .profile-avatar-column {
  background: #f8fafc;
  border-color: #e2e8f0;
}

[data-theme="light"] .profile-avatar-name {
  color: #0f172a;
}

[data-theme="light"] .profile-avatar-role {
  color: #64748b;
}

[data-theme="light"] .profile-avatar-status-dot {
  border-color: #ffffff;
}

[data-theme="light"] .setting-input-label {
  color: #475569;
}

[data-theme="light"] .setting-text-input,
[data-theme="light"] .setting-select-input {
  background: #ffffff;
  border-color: #cbd5e1;
  color: #0f172a;
}

[data-theme="light"] .setting-text-input:focus,
[data-theme="light"] .setting-select-input:focus {
  background: #ffffff;
  border-color: var(--accent-color, #ea580c);
}

[data-theme="light"] .heatmap-outer-wrapper {
  background: #f8fafc;
  border-color: #e2e8f0;
}

[data-theme="light"] .heatmap-months-row {
  color: #475569;
}

[data-theme="light"] .heatmap-days-col {
  color: #64748b;
}

[data-theme="light"] .heat-cell {
  background: rgba(68, 64, 60, 0.08);
  border-color: rgba(68, 64, 60, 0.08);
}

[data-theme="light"] .heat-cell.level-0 {
  background: rgba(68, 64, 60, 0.08);
  border-color: rgba(68, 64, 60, 0.08);
}

[data-theme="light"] .heat-cell.level-1 {
  background: #a7f3d0;
  border-color: #6ee7b7;
}

[data-theme="light"] .heat-cell.level-2 {
  background: #34d399;
  border-color: #10b981;
}

[data-theme="light"] .heat-cell.level-3 {
  background: #10b981;
  border-color: #059669;
}

[data-theme="light"] .heat-cell.level-4 {
  background: #059669;
  border-color: #047857;
}

[data-theme="light"] .legend-box.level-0 {
  background: rgba(68, 64, 60, 0.12);
}

[data-theme="light"] .legend-box.level-1 {
  background: #a7f3d0;
}

[data-theme="light"] .legend-box.level-2 {
  background: #34d399;
}

[data-theme="light"] .legend-box.level-3 {
  background: #10b981;
}

[data-theme="light"] .legend-box.level-4 {
  background: #059669;
}

[data-theme="light"] .heatmap-footer-bar {
  border-top-color: #e2e8f0;
  color: #475569;
}

[data-theme="light"] .heatmap-readout {
  color: #334155;
}

[data-theme="light"] .heatmap-readout strong {
  color: #0f172a;
}

[data-theme="light"] .heatmap-readout em {
  color: #0284c7;
}

[data-theme="light"] .legend-box.level-0 {
  background: #ebedf0;
}

[data-theme="light"] .legend-box.level-1 {
  background: #9be9a8;
}

[data-theme="light"] .legend-box.level-2 {
  background: #40c463;
}

[data-theme="light"] .legend-box.level-3 {
  background: #30a14e;
}

[data-theme="light"] .legend-box.level-4 {
  background: #216e39;
}

[data-theme="light"] .stat-num {
  color: #0f172a;
}

[data-theme="light"] .stat-label {
  color: #64748b;
}

[data-theme="light"] .setting-block-title {
  color: #475569;
}

[data-theme="light"] .theme-mode-card {
  background: #f8fafc;
  border-color: #e2e8f0;
}

[data-theme="light"] .theme-mode-card.active {
  background: #fff7ed;
  border-color: var(--accent-color, #ea580c);
}

[data-theme="light"] .theme-card-name {
  color: #0f172a;
}

[data-theme="light"] .theme-card-sub {
  color: #64748b;
}

[data-theme="light"] .accent-swatch-item {
  background: #ffffff;
  border-color: rgba(0, 0, 0, 0.12);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .accent-swatch-item:hover {
  border-color: rgba(0, 0, 0, 0.28);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .accent-swatch-item.active {
  border-color: #0f172a;
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(15, 23, 42, 0.2), 0 6px 16px rgba(0, 0, 0, 0.12);
}

[data-theme="light"] .setting-toggles-list {
  background: #ffffff;
  border-color: rgba(68, 64, 60, 0.12);
  box-shadow: 0 4px 16px rgba(68, 64, 60, 0.05);
}

[data-theme="light"] .setting-toggle-row:hover {
  background: rgba(68, 64, 60, 0.04);
}

[data-theme="light"] .setting-toggle-icon {
  background: rgba(68, 64, 60, 0.06);
  border-color: rgba(68, 64, 60, 0.12);
  color: var(--accent-color, #ea580c);
}

[data-theme="light"] .setting-toggle-row:hover .setting-toggle-icon {
  background: rgba(68, 64, 60, 0.09);
  border-color: rgba(68, 64, 60, 0.2);
}

[data-theme="light"] .toggle-title {
  color: #0f172a;
}

[data-theme="light"] .toggle-desc {
  color: #64748b;
}

[data-theme="light"] .apple-switch {
  background: #cbd5e1;
}

[data-theme="light"] .apple-switch:checked {
  background: var(--accent-color, #ea580c) !important;
  box-shadow: 0 2px 10px var(--accent-glow, rgba(249, 115, 22, 0.35)) !important;
}

.speed-chips-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.speed-chip {
  padding: 5px 12px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.16s ease;
  font-family: var(--font-ui);
}

.speed-chip:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--text-primary);
}

.speed-chip.active {
  background: var(--accent-color);
  border-color: var(--accent-color);
  color: #ffffff;
  box-shadow: 0 2px 8px var(--accent-glow, rgba(249, 115, 22, 0.35));
}

[data-theme="light"] .speed-chip {
  background: rgba(68, 64, 60, 0.06);
  border-color: rgba(68, 64, 60, 0.12);
  color: var(--text-secondary);
}

[data-theme="light"] .speed-chip:hover {
  background: rgba(68, 64, 60, 0.12);
  color: var(--text-primary);
}

[data-theme="light"] .speed-chip.active {
  background: var(--accent-color);
  border-color: var(--accent-color);
  color: #ffffff;
}

/* Light Theme Auth Controls, Badges & Guest Gate Banner */
[data-theme="light"] .btn-nav-auth {
  background: var(--accent-color, #f97316);
  color: #ffffff;
  border-color: var(--accent-color, #f97316);
  box-shadow: 0 2px 10px var(--accent-glow, rgba(234, 88, 12, 0.25));
}

[data-theme="light"] .btn-nav-auth:hover {
  background: var(--accent-color, #f97316);
  border-color: var(--accent-color, #f97316);
  color: #ffffff;
  filter: brightness(1.08);
  box-shadow: 0 4px 14px var(--accent-glow, rgba(234, 88, 12, 0.35));
}

[data-theme="light"] .user-profile-badge {
  background: #ffffff;
  border-color: #e2e8f0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .user-badge-name {
  color: #0f172a;
}

[data-theme="light"] .btn-badge-signout {
  background: #f1f5f9;
  border-color: #e2e8f0;
  color: #64748b;
}

[data-theme="light"] .btn-badge-signout:hover {
  background: #fee2e2;
  border-color: #fca5a5;
  color: #ef4444;
}

[data-theme="light"] .guest-gate-banner {
  background: linear-gradient(135deg, #fff7ed 0%, #ffffff 100%);
  border-color: #fdba74;
  box-shadow: 0 6px 20px rgba(234, 88, 12, 0.08);
}

[data-theme="light"] .guest-gate-title {
  color: #0f172a;
}

[data-theme="light"] .guest-gate-desc {
  color: #475569;
}

[data-theme="light"] .guest-gate-badge {
  background: #ffedd5;
  border-color: #fdba74;
  color: #ea580c;
}

[data-theme="light"] .btn-signout-profile {
  background: var(--accent-color, #f97316);
  border-color: var(--accent-color, #f97316);
  color: #ffffff;
  box-shadow: 0 2px 8px var(--accent-glow, rgba(234, 88, 12, 0.25));
}

[data-theme="light"] .btn-signout-profile:hover {
  background: var(--accent-color, #f97316);
  border-color: var(--accent-color, #f97316);
  color: #ffffff;
  filter: brightness(1.08);
}

/* Light Theme Modern Minimalist Auth Modal */
[data-theme="light"] .modal-dialog-card.modal-auth-minimal {
  background: #ffffff;
  border-color: #e2e8f0;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.16), 0 4px 16px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .auth-minimal-title {
  color: #0f172a;
}

[data-theme="light"] .auth-minimal-subtitle {
  color: #475569;
}

[data-theme="light"] .auth-input-group label {
  color: #334155;
}

[data-theme="light"] .auth-text-input {
  background: #f8fafc;
  border-color: #cbd5e1;
  color: #0f172a;
}

[data-theme="light"] .auth-text-input:focus {
  background: #ffffff;
  border-color: #f97316;
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.15);
}

[data-theme="light"] .auth-input-icon {
  color: #94a3b8;
}

[data-theme="light"] .auth-minimal-badge {
  background: var(--accent-light, #ffedd5);
  border-color: var(--accent-border, #fed7aa);
  color: var(--accent-color, #c2410c);
}

[data-theme="light"] .modal-close-btn.auth-modal-close {
  background: #f1f5f9;
  color: #64748b;
}

[data-theme="light"] .modal-close-btn.auth-modal-close:hover {
  background: #e2e8f0;
  color: #0f172a;
}

[data-theme="light"] .btn-auth-google {
  background: #ffffff !important;
  border: 1.5px solid #d1d5db !important;
  color: #1f2937 !important;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04) !important;
}

[data-theme="light"] .btn-auth-google:hover {
  background: #f9fafb !important;
  border-color: #9ca3af !important;
  color: #111827 !important;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1) !important;
  transform: translateY(-1.5px) !important;
}

[data-theme="light"] .btn-auth-google:active {
  background: #f3f4f6 !important;
  border-color: #6b7280 !important;
  transform: translateY(1px) scale(0.99) !important;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08) !important;
}

[data-theme="light"] .auth-divider::before,
[data-theme="light"] .auth-divider::after {
  border-bottom: 1px solid #e5e7eb;
}

[data-theme="light"] .auth-divider span {
  color: #6b7280;
}

[data-theme="light"] .google-setup-steps {
  background: #f8fafc;
  border-color: #e2e8f0;
}

[data-theme="light"] .setup-step-item .step-text {
  color: #475569;
}

[data-theme="light"] .setup-step-item .step-text strong {
  color: #0f172a;
}

[data-theme="light"] .setup-step-item .step-text code {
  background: #f1f5f9;
  color: #ea580c;
}

[data-theme="light"] .google-setup-label {
  color: #334155;
}

[data-theme="light"] .btn-save-client-id {
  background: #f1f5f9;
  border-color: #cbd5e1;
  color: #0f172a;
}

[data-theme="light"] .btn-save-client-id:hover {
  background: #e2e8f0;
}

[data-theme="light"] .btn-auth-demo-google {
  background: #ecfdf5;
  border-color: #a7f3d0;
  color: #047857;
}

[data-theme="light"] .header-user-avatar-btn {
  background: #f8fafc;
  border-color: #e2e8f0;
  color: #0f172a;
}

[data-theme="light"] .auth-minimal-footer-hint {
  color: #94a3b8;
}

[data-theme="light"] .auth-mode-pills {
  background: rgba(0, 0, 0, 0.05);
  border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .auth-pill-tab {
  color: #64748b;
}

[data-theme="light"] .auth-pill-tab.active {
  background: #ffffff;
  color: var(--accent-color, #ea580c);
  border-color: var(--accent-border, rgba(234, 88, 12, 0.3));
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .auth-select-input option {
  background: #ffffff;
  color: #0f172a;
}

[data-theme="light"] .auth-mode-toggle-footer {
  color: #64748b;
}

@media (max-width: 860px) {
  .profile-layout-grid {
    grid-template-columns: 1fr;
  }

  .profile-inputs-grid {
    grid-template-columns: 1fr;
  }

  .theme-cards-grid {
    grid-template-columns: 1fr;
  }
}


/* ═════════════════════════════════════════════════════════════════════════
   MYOMOTION 3D PLATFORM HOME PAGE — Modern, Graphic, Aesthetic
   ═════════════════════════════════════════════════════════════════════════ */

/* Strict prohibition of 3D canvas and docks while on Home Page */
body:has(.home-page-overlay.visible:not(.fade-out)) #canvasContainer,
body:has(.home-page-overlay.visible:not(.fade-out)) #floatingControlsDock,
body:has(.home-page-overlay.visible:not(.fade-out)) .floating-controls-dock,
body:has(.home-page-overlay.visible:not(.fade-out)) .canvas-instruction,
body:has(.home-page-overlay.visible:not(.fade-out)) .anatomy-view-toggles {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

@keyframes homeFadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Home Page Overlay Shell (100% OPAQUE SOLID BACKGROUND) ───────────── */
.home-page-overlay {
  position: fixed;
  inset: 0;
  top: 0;
  z-index: 100;
  padding-top: 76px;
  background: #080c14;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease-out;
  box-sizing: border-box;
  overflow: hidden;
}

.home-page-overlay.visible {
  opacity: 1;
  pointer-events: auto;
  display: flex !important;
}

.home-page-overlay.fade-out {
  opacity: 0 !important;
  pointer-events: none !important;
  transition: opacity 0.22s ease-out !important;
}

.home-page-overlay:not(.visible) {
  display: none !important;
  pointer-events: none;
}

/* ── Scroll Container & Layout Inner ──────────────────────────────────── */
.home-page-scroll {
  width: 100%;
  height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}

.home-page-scroll::-webkit-scrollbar {
  width: 6px;
}

.home-page-scroll::-webkit-scrollbar-track {
  background: transparent;
}

.home-page-scroll::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.14);
  border-radius: 9999px;
}

.home-page-inner {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 40px 32px 80px;
  box-sizing: border-box;
}

.home-anim-fade-up {
  opacity: 0;
  animation: homeFadeUp 0.65s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  animation-delay: var(--anim-delay, 0s);
}

/* ── HERO SECTION ─────────────────────────────────────────────────────── */
.home-hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 16px 0 6px;
}

.home-brand-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 16px;
  border-radius: 9999px;
  background: rgba(249, 115, 22, 0.08);
  border: 1px solid rgba(249, 115, 22, 0.26);
  margin-bottom: 20px;
}

.home-brand-logo-img {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  object-fit: contain;
}

.home-brand-name {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: #fb923c;
  text-transform: uppercase;
}

.home-brand-sep {
  color: rgba(249, 115, 22, 0.4);
  font-weight: 700;
}

.home-brand-tag {
  font-size: 12px;
  font-weight: 600;
  color: #cbd5e1;
  letter-spacing: 0.02em;
}

.home-hero-headline {
  font-size: 58px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.04em;
  color: #ffffff;
  margin: 0 0 16px;
}

.home-gradient-text {
  background: linear-gradient(135deg, #ffffff 15%, var(--accent-color, #f97316) 90%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.home-hero-lead {
  font-size: 17px;
  line-height: 1.6;
  color: #94a3b8;
  max-width: 660px;
  margin: 0 0 24px;
}

.home-cta-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 0;
}

.btn-home-cta-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;
  border-radius: 12px;
  background: var(--accent-color, #f97316);
  color: #ffffff;
  font-size: 15px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  font-family: inherit;
  box-shadow: 0 4px 20px var(--accent-glow, rgba(249, 115, 22, 0.45));
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-home-cta-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px var(--accent-glow, rgba(249, 115, 22, 0.6));
  filter: brightness(1.08);
}

.btn-home-cta-primary .cta-arrow {
  transition: transform 0.2s;
}

.btn-home-cta-primary:hover .cta-arrow {
  transform: translateX(4px);
}

.btn-home-cta-secondary {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 13px 22px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: #f1f5f9;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  backdrop-filter: blur(12px);
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-home-cta-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.32);
  transform: translateY(-2px);
  color: #ffffff;
}

.btn-home-cta-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 20px;
  border-radius: 12px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #cbd5e1;
  font-size: 14.5px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
}

.btn-home-cta-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-1px);
}

/* ── MAIN SECTIONS & HEADERS ─────────────────────────────────────────── */
.home-grid-section {
  margin-top: 36px;
}

.home-hero-section+.home-grid-section {
  margin-top: 14px;
}

.home-section-header {
  margin-bottom: 28px;
}

.home-section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.home-eyebrow-num {
  font-size: 11px;
  font-weight: 800;
  color: var(--accent-color, #f97316);
  padding: 2px 7px;
  border-radius: 6px;
  background: var(--accent-light, rgba(249, 115, 22, 0.12));
  border: 1px solid var(--accent-border, rgba(249, 115, 22, 0.26));
}

.home-eyebrow-text {
  font-size: 11.5px;
  font-weight: 700;
  color: #94a3b8;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.home-section-title {
  font-size: 28px;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}

.home-section-desc {
  font-size: 14.5px;
  color: #94a3b8;
  line-height: 1.5;
  margin: 0;
  max-width: 680px;
}

/* ── 3-COLUMN GRAPHIC CARDS GRID ──────────────────────────────────────── */
.home-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.home-graphic-card {
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  position: relative;
}

.home-graphic-card:hover {
  transform: translateY(-6px);
  border-color: rgba(249, 115, 22, 0.4);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.55), 0 0 25px rgba(249, 115, 22, 0.12);
  background: rgba(15, 23, 42, 0.9);
}

.hgc-media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #0f172a;
}

.hgc-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

.home-graphic-card:hover .hgc-image {
  transform: scale(1.05);
}

.hgc-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.8) 0%, transparent 60%);
  pointer-events: none;
}

.hgc-pill-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 9999px;
  backdrop-filter: blur(12px);
  letter-spacing: 0.02em;
}

.hgc-pill-badge.accent-orange {
  background: var(--accent-light, rgba(249, 115, 22, 0.22));
  border: 1px solid var(--accent-border, rgba(249, 115, 22, 0.45));
  color: var(--accent-color, #fb923c);
}

.hgc-pill-badge.accent-warm {
  background: rgba(214, 204, 194, 0.22);
  border: 1px solid rgba(214, 204, 194, 0.45);
  color: #f5ebe0;
}

.hgc-pill-badge.accent-rose {
  background: rgba(244, 63, 94, 0.22);
  border: 1px solid rgba(244, 63, 94, 0.45);
  color: #fb7185;
}

.hgc-pill-badge.accent-cyan {
  background: rgba(56, 189, 248, 0.22);
  border: 1px solid rgba(56, 189, 248, 0.45);
  color: #38bdf8;
}

.hgc-pill-badge.accent-amber {
  background: rgba(245, 158, 11, 0.22);
  border: 1px solid rgba(245, 158, 11, 0.45);
  color: #fbbf24;
}

.hgc-pill-badge.accent-purple {
  background: rgba(168, 85, 247, 0.22);
  border: 1px solid rgba(168, 85, 247, 0.45);
  color: #c084fc;
}

.hgc-content {
  padding: 20px 22px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.hgc-title {
  font-size: 18px;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
}

.hgc-desc {
  font-size: 13.5px;
  line-height: 1.55;
  color: #94a3b8;
  margin: 0 0 18px;
  flex: 1;
}

.hgc-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.hgc-action-text {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-color, #fb923c);
  transition: color 0.2s;
}

.hgc-action-arrow {
  color: var(--accent-color, #fb923c);
  transition: transform 0.2s;
}

.home-graphic-card:hover .hgc-action-arrow {
  transform: translateX(5px);
}

/* ── SECTION 3: FEATURES TRIO ─────────────────────────────────────────── */
.home-features-trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.home-feature-box {
  background: rgba(15, 23, 42, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  backdrop-filter: blur(12px);
}

.hfb-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--accent-light, rgba(249, 115, 22, 0.12));
  border: 1px solid var(--accent-border, rgba(249, 115, 22, 0.25));
  color: var(--accent-color, #fb923c);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hfb-icon-wrap svg {
  width: 22px;
  height: 22px;
}

.hfb-title {
  font-size: 16px;
  font-weight: 700;
  color: #f1f5f9;
  margin: 0;
}

.hfb-desc {
  font-size: 13.5px;
  line-height: 1.55;
  color: #94a3b8;
  margin: 0;
}

/* ── FOOTER ───────────────────────────────────────────────────────────── */
.home-page-footer {
  margin-top: 80px;
  padding-top: 48px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.hpf-main-grid {
  display: grid;
  grid-template-columns: 2fr 1.2fr 1.2fr 1.6fr;
  gap: 36px;
  margin-bottom: 40px;
}

.hpf-logo-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.hpf-logo-img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  object-fit: contain;
}

.hpf-brand-title {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.hpf-brand-tagline {
  font-size: 13.5px;
  line-height: 1.6;
  color: #94a3b8;
  margin: 0 0 16px;
  max-width: 320px;
}

.hpf-engine-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  color: #64748b;
  font-weight: 600;
}

.hpf-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px rgba(34, 197, 94, 0.6);
}

.hpf-col-title {
  font-size: 13px;
  font-weight: 700;
  color: #e2e8f0;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 16px;
}

.hpf-links-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hpf-link-btn {
  background: none;
  border: none;
  padding: 0;
  color: #94a3b8;
  font-size: 13.5px;
  cursor: pointer;
  text-align: left;
  transition: color 0.18s;
  font-family: inherit;
}

.hpf-link-btn:hover {
  color: var(--accent-color, #fb923c);
}

.hpf-col-subtext {
  font-size: 13px;
  color: #94a3b8;
  line-height: 1.5;
  margin: 0 0 14px;
}

.hpf-contact-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.btn-hpf-suggestion {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 10px;
  background: var(--accent-light, rgba(249, 115, 22, 0.12));
  border: 1px solid var(--accent-border, rgba(249, 115, 22, 0.28));
  color: var(--accent-color, #fb923c);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.btn-hpf-suggestion:hover {
  background: var(--accent-glow, rgba(249, 115, 22, 0.2));
  border-color: var(--accent-color, rgba(249, 115, 22, 0.45));
  transform: translateY(-1px);
}

.btn-hpf-email {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #cbd5e1;
  font-size: 12.5px;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-hpf-email:hover {
  background: rgba(255, 255, 255, 0.09);
  color: #ffffff;
}

.hpf-bottom-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 12px;
  color: #64748b;
  flex-wrap: wrap;
  gap: 12px;
}

.hpf-legal-links {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

/* ── LIGHT THEME (100% SOLID CLEAN OPAQUE) ───────────────────────────── */
[data-theme=light] .home-page-overlay {
  background: #f8fafc;
}

[data-theme=light] .home-hero-headline {
  color: #0f172a;
}

[data-theme=light] .home-gradient-text {
  background: linear-gradient(135deg, #0f172a 20%, var(--accent-color, #f97316) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-theme=light] .home-hero-lead {
  color: #475569;
}

[data-theme=light] .btn-home-cta-secondary {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(0, 0, 0, 0.14);
  color: #0f172a;
}

[data-theme=light] .btn-home-cta-secondary:hover {
  background: #ffffff;
  border-color: rgba(0, 0, 0, 0.28);
}

[data-theme=light] .btn-home-cta-ghost {
  border-color: rgba(0, 0, 0, 0.12);
  color: #334155;
}

[data-theme=light] .btn-home-cta-ghost:hover {
  background: rgba(0, 0, 0, 0.04);
  color: #0f172a;
}

[data-theme=light] .home-section-title {
  color: #0f172a;
}

[data-theme=light] .home-section-desc {
  color: #64748b;
}

[data-theme=light] .home-graphic-card {
  background: rgba(255, 255, 255, 0.95);
  border-color: rgba(0, 0, 0, 0.08);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

[data-theme=light] .home-graphic-card:hover {
  background: #ffffff;
  border-color: rgba(249, 115, 22, 0.4);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.12);
}

[data-theme=light] .hgc-title {
  color: #0f172a;
}

[data-theme=light] .hgc-desc {
  color: #475569;
}

[data-theme=light] .hgc-footer {
  border-top-color: rgba(0, 0, 0, 0.07);
}

[data-theme=light] .home-feature-box {
  background: rgba(255, 255, 255, 0.85);
  border-color: rgba(0, 0, 0, 0.08);
}

[data-theme=light] .hfb-title {
  color: #0f172a;
}

[data-theme=light] .hfb-desc {
  color: #64748b;
}

[data-theme=light] .home-page-footer {
  border-top-color: rgba(0, 0, 0, 0.08);
}

[data-theme=light] .hpf-brand-title {
  color: #0f172a;
}

[data-theme=light] .hpf-brand-tagline {
  color: #64748b;
}

[data-theme=light] .hpf-col-title {
  color: #1e293b;
}

[data-theme=light] .hpf-link-btn {
  color: #64748b;
}

[data-theme=light] .hpf-link-btn:hover {
  color: var(--accent-color, #ea580c);
}

[data-theme=light] .btn-hpf-email {
  background: rgba(0, 0, 0, 0.04);
  border-color: rgba(0, 0, 0, 0.1);
  color: #334155;
}

[data-theme=light] .hpf-bottom-row {
  border-top-color: rgba(0, 0, 0, 0.08);
  color: #94a3b8;
}



.global-app-toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(24px) scale(0.96);
  background: rgba(15, 23, 42, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  color: #f8fafc;
  border: 1px solid rgba(255, 255, 255, 0.16);
  padding: 10px 20px;
  border-radius: 9999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(249, 115, 22, 0.18);
  opacity: 0;
  pointer-events: none;
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 999999;
}

.global-app-toast.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0) scale(1);
}

[data-theme="light"] .global-app-toast {
  background: rgba(255, 255, 255, 0.95);
  color: #0f172a;
  border-color: rgba(0, 0, 0, 0.12);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.16);
}

/* ── Minimal 3D Interactive Controls Pill Bar in Hero ───────────────── */
.home-hero-controls-minimal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 16px;
  padding: 8px 18px;
  border-radius: 9999px;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.home-hero-controls-minimal:hover {
  border-color: rgba(249, 115, 22, 0.3);
  background: rgba(15, 23, 42, 0.72);
}

.hhc-min-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  line-height: 1;
}

.hhc-min-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-color, #f97316);
  opacity: 0.95;
}

.hhc-min-label {
  font-weight: 700;
  color: #f1f5f9;
  letter-spacing: -0.01em;
}

.hhc-min-desc {
  font-weight: 500;
  color: #94a3b8;
  font-size: 11.5px;
}

.hhc-min-divider {
  width: 1px;
  height: 14px;
  background: rgba(255, 255, 255, 0.12);
}

/* ── Light Theme Adaptations ── */
[data-theme="light"] .home-hero-controls-minimal {
  background: rgba(255, 255, 255, 0.85);
  border-color: rgba(68, 64, 60, 0.12);
  box-shadow: 0 6px 20px rgba(68, 64, 60, 0.06);
}

[data-theme="light"] .home-hero-controls-minimal:hover {
  border-color: var(--accent-border, rgba(249, 115, 22, 0.35));
  background: #ffffff;
}

[data-theme="light"] .hhc-min-label {
  color: #0f172a;
}

[data-theme="light"] .hhc-min-desc {
  color: #64748b;
}

[data-theme="light"] .hhc-min-divider {
  background: rgba(0, 0, 0, 0.1);
}

/* ==========================================================================
   MASTER RESPONSIVE SYSTEM — MOBILE & TABLET COMPATIBILITY
   Supports Smartphones (320px - 480px), Phablets & Small Tablets (481px - 768px),
   and Tablets / iPads (769px - 1024px) in Portrait & Landscape.
   ========================================================================== */

/* ── Base Touch & Viewport Utilities ─────────────────────────────────────── */
*,
*::before,
*::after {
  -webkit-tap-highlight-color: transparent;
}

button,
[role="button"],
.layer-tab,
.btn-pill,
.preset-btn,
.catalog-filter-chip,
.subnav-tab-btn,
.accent-swatch-item,
.theme-mode-card,
.exercise-card,
.home-graphic-card {
  touch-action: manipulation;
}

/* ── TABLET BREAKPOINT (max-width: 1024px) ───────────────────────────────── */
@media (max-width: 1024px) {
  .app-header-inner {
    padding: 10px 20px;
  }

  .header-left,
  .catalog-top-left {
    max-width: calc(50% - 170px);
    gap: 8px;
  }

  .logo-badge {
    padding: 4px 12px 4px 6px;
    height: 46px;
  }

  .logo-icon {
    width: 36px;
    height: 36px;
  }

  .logo-title,
  .catalog-logo-title {
    font-size: 14px;
  }

  .logo-subtitle,
  .catalog-logo-subtitle,
  .badge-pill {
    display: none !important;
  }

  .layer-switcher {
    padding: 3px;
    gap: 2px;
  }

  .layer-tab {
    padding: 6px 9px 5px;
    min-width: 48px;
    font-size: 9.5px;
  }

  .layer-tab-icon {
    width: 15px;
    height: 15px;
  }

  .anatomy-switch-btn {
    padding: 0 6px 0 5px;
  }

  .anatomy-current-badge {
    font-size: 9.5px;
    max-width: 60px;
  }

  .header-right,
  .catalog-top-actions {
    gap: 8px;
  }

  .user-pill-name {
    max-width: 70px;
  }

  .btn-nav-auth,
  .btn-nav-signout {
    padding: 6px 12px;
    font-size: 11.5px;
  }

  .view-compass-dock {
    top: 86px;
    right: 16px;
    width: 86px;
    height: 86px;
  }

  .inspector-card {
    width: 300px;
    left: 16px;
    top: 86px;
    max-height: calc(100vh - 175px);
  }

  .explorer-drawer {
    width: 290px;
    left: 16px;
    top: 86px;
  }

  .bottom-control-dock {
    flex-wrap: wrap;
    justify-content: center;
    bottom: 14px;
    width: 92%;
    max-width: 760px;
  }

  /* Completely hide the bottom bar and explorer drawer in workout simulations on mobile and tablet */
  body.routine-active .bottom-control-dock,
  body.routine-active #exercisePlayerDock,
  body.routine-active #standardControlsPill,
  body.routine-active #muscleDepthDock,
  body.routine-active .explorer-drawer,
  body:has(#routinePlayerHud:not([style*="display: none"]):not([style*="display:none"])) .bottom-control-dock,
  body:has(#routinePlayerHud:not([style*="display: none"]):not([style*="display:none"])) #exercisePlayerDock,
  body:has(#routinePlayerHud:not([style*="display: none"]):not([style*="display:none"])) #standardControlsPill,
  body:has(#routinePlayerHud:not([style*="display: none"]):not([style*="display:none"])) #muscleDepthDock,
  body:has(#routinePlayerHud:not([style*="display: none"]):not([style*="display:none"])) .explorer-drawer,
  body:has(.routine-player-hud:not([style*="display: none"]):not([style*="display:none"])) .bottom-control-dock,
  body:has(.routine-player-hud:not([style*="display: none"]):not([style*="display:none"])) #exercisePlayerDock,
  body:has(.routine-player-hud:not([style*="display: none"]):not([style*="display:none"])) #standardControlsPill,
  body:has(.routine-player-hud:not([style*="display: none"]):not([style*="display:none"])) #muscleDepthDock,
  body:has(.routine-player-hud:not([style*="display: none"]):not([style*="display:none"])) .explorer-drawer {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
  }

  .routine-player-hud {
    bottom: calc(16px + env(safe-area-inset-bottom, 0px));
    right: 16px;
    z-index: 120;
    max-width: calc(100vw - 32px);
  }

  .catalog-page-container {
    padding: 16px 24px 60px;
  }

  .exercise-cards-grid {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
  }

  .routines-cards-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .home-page-inner {
    padding: 32px 24px 70px;
  }

  .home-cards-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .home-features-trio {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }

  .hpf-main-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }

  .profile-layout-grid {
    grid-template-columns: 1fr;
  }
}

/* ── SMARTPHONE & PORTRAIT TABLET BREAKPOINT (max-width: 768px) ──────────── */
@media (max-width: 768px) {

  /* Safe-Area Aware Header Bar with Clean 2-Tier Mobile Grid */
  .app-header,
  .catalog-top-nav {
    padding-top: env(safe-area-inset-top, 0px);
    background: rgba(10, 14, 24, 0.75);
    backdrop-filter: blur(28px) saturate(190%);
    -webkit-backdrop-filter: blur(28px) saturate(190%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  [data-theme="light"] .app-header,
  [data-theme="light"] .catalog-top-nav {
    background: rgba(245, 242, 235, 0.88);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  }

  .app-header-inner {
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto;
    grid-template-areas:
      "left right"
      "nav  nav";
    row-gap: 8px;
    column-gap: 8px;
    padding: 8px 12px 9px;
    min-height: auto;
    max-width: 100%;
  }

  .header-left,
  .catalog-top-left {
    grid-area: left;
    max-width: none;
    min-height: 38px;
    gap: 6px;
  }

  .logo-badge {
    height: 40px;
    padding: 3px 10px 3px 4px;
    gap: 8px;
  }

  .logo-icon {
    width: 32px;
    height: 32px;
  }

  .logo-title,
  .catalog-logo-title {
    font-size: 13.5px;
  }

  .header-right,
  .catalog-top-actions {
    grid-area: right;
    min-height: 38px;
    gap: 6px;
  }

  /* Compact action bar & buttons on mobile */
  .action-bar {
    padding: 3px 5px;
    gap: 3px;
  }

  .action-bar .btn-pill {
    width: 30px;
    height: 30px;
    padding: 0;
  }

  .user-pill-name {
    display: none;
  }

  .user-info-pill {
    padding: 2px 4px;
  }

  .btn-nav-signout {
    padding: 5px 10px;
    font-size: 11px;
  }

  .btn-nav-auth {
    padding: 5px 11px;
    font-size: 11.5px;
  }

  /* Full-width Thumb-friendly Layer Switcher Bar — Icon-Only on Phones */
  .layer-switcher {
    grid-area: nav;
    position: static;
    transform: none;
    width: 100%;
    max-width: 440px;
    margin: 0 auto;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 3px 4px;
    border-radius: 12px;
    gap: 3px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
  }

  .layer-tab {
    flex: 1 1 0px;
    min-width: 0;
    height: 38px;
    padding: 0;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    border-radius: 9px;
  }

  .layer-tab>span {
    display: none !important;
  }

  .layer-tab-icon {
    width: 18px;
    height: 18px;
  }

  .anatomy-section-container {
    flex: 1.25 1 0px;
    min-width: 0;
    height: 38px;
    display: flex;
    align-items: stretch;
    border-radius: 9px;
  }

  .layer-tab.anatomy-tab {
    flex: 1 1 0px;
    min-width: 0;
    height: 100%;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
  }

  .anatomy-switch-btn {
    flex: 0 0 auto;
    height: 100%;
    padding: 0 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
    border-top-right-radius: 9px;
    border-bottom-right-radius: 9px;
  }

  .anatomy-current-badge {
    display: none !important;
  }

  .anatomy-switch-icon {
    width: 14px;
    height: 14px;
  }

  .anatomy-chevron-icon {
    width: 12px;
    height: 12px;
  }

  .anatomy-dropdown-menu {
    left: auto;
    right: 0;
    min-width: 210px;
    max-width: calc(100vw - 24px);
    z-index: 1300;
  }

  /* Viewport Height & Top Spacing for 2-Tier Header */
  .home-page-overlay {
    padding-top: calc(108px + env(safe-area-inset-top, 0px));
  }

  .home-page-inner {
    padding: 20px 14px calc(60px + env(safe-area-inset-bottom, 0px));
  }

  .catalog-page-container {
    padding: 12px 12px calc(40px + env(safe-area-inset-bottom, 0px));
    min-height: calc(100vh - 108px);
  }

  /* 3D Viewport Controls & Gizmos */
  .view-compass-dock {
    top: calc(116px + env(safe-area-inset-top, 0px));
    right: 10px;
    width: 66px;
    height: 66px;
  }

  .view-compass-svg .dial-sector text {
    font-size: 8px;
  }

  .bottom-control-dock {
    bottom: calc(10px + env(safe-area-inset-bottom, 0px));
    width: calc(100% - 20px);
    max-width: 460px;
    left: 50%;
    transform: translateX(-50%);
    flex-direction: column;
    align-items: center;
    gap: 6px;
  }

  .dock-pill {
    max-width: 100%;
    padding: 5px 8px;
    gap: 4px;
    justify-content: center;
  }

  .slider-group {
    padding: 0 4px;
    gap: 5px;
  }

  .slider-label {
    font-size: 10.5px;
    gap: 3px;
  }

  .modern-range {
    width: 65px;
  }

  .slider-val-badge {
    font-size: 9.5px;
    width: 24px;
  }

  .depth-dock-btn {
    padding: 5px 9px;
    font-size: 10.5px;
  }

  .exercise-player-pill {
    flex-wrap: wrap;
    justify-content: center;
    gap: 5px;
  }

  .exercise-scrub-group .modern-range {
    width: 80px;
  }

  /* Routine Player HUD */
  .routine-player-hud {
    bottom: calc(12px + env(safe-area-inset-bottom, 0px));
    left: 12px;
    right: 12px;
    width: auto;
    max-width: calc(100vw - 24px);
    margin: 0 auto;
    border-radius: 18px;
    z-index: 120;
  }

  .routine-player-hud.collapsed {
    width: auto;
    max-width: 340px;
    left: 12px;
    right: 12px;
    margin: 0 auto;
  }

  .hud-specs-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
  }

  .hud-spec-tile {
    padding: 6px 3px;
  }

  .hud-spec-val {
    font-size: 14px;
  }

  .hud-spec-label {
    font-size: 9px;
  }

  /* Home Page Elements */
  .home-hero-headline {
    font-size: clamp(26px, 7vw, 42px);
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin: 0 0 12px;
  }

  .home-hero-lead {
    font-size: 14.5px;
    line-height: 1.5;
    margin: 0 0 18px;
  }

  .home-cta-row {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    max-width: 360px;
    margin: 0 auto 12px;
    gap: 10px;
  }

  .btn-home-cta-primary,
  .btn-home-cta-secondary,
  .btn-home-cta-ghost {
    width: 100%;
    justify-content: center;
    padding: 12px 18px;
    font-size: 14px;
    box-sizing: border-box;
  }

  .home-cards-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .home-features-trio {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .hpf-main-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .hpf-bottom-row {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }

  /* Catalog Page Subtabs */
  .catalog-subnav-bar {
    width: 100%;
    box-sizing: border-box;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding: 4px;
    gap: 6px;
    margin: 12px 0 18px;
  }

  .catalog-subnav-bar::-webkit-scrollbar {
    display: none;
  }

  .subnav-tab-btn {
    padding: 7px 11px;
    font-size: 11.5px;
    white-space: nowrap;
    flex-shrink: 0;
  }

  .catalog-hero-section {
    padding: 18px 0 14px;
  }

  .catalog-hero-heading {
    font-size: 24px;
  }

  .catalog-hero-subtitle {
    font-size: 13.5px;
    margin-bottom: 8px;
  }

  .catalog-search-wrapper {
    max-width: 100%;
  }

  .catalog-filter-bar {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    width: 100%;
    padding-bottom: 6px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 6px;
  }

  .catalog-filter-bar::-webkit-scrollbar {
    display: none;
  }

  .catalog-filter-chip {
    padding: 6px 13px;
    font-size: 12px;
    flex-shrink: 0;
  }

  /* AI Coach Studio */
  .ai-studio-header-row {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .ai-studio-heading {
    font-size: 20px;
  }

  .ai-studio-subtitle {
    font-size: 12.5px;
  }

  .ai-engine-settings-dock {
    justify-content: space-between;
    width: 100%;
  }

  .ai-image-dropzone {
    flex-direction: column;
    text-align: center;
    gap: 8px;
    padding: 16px 12px;
    font-size: 12px;
  }

  .ai-console-footer {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .ai-prompt-chips-wrapper {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 4px;
  }

  .ai-prompt-chips-wrapper::-webkit-scrollbar {
    display: none;
  }

  .ai-prompt-chip {
    flex-shrink: 0;
  }

  .ai-console-actions {
    width: 100%;
    justify-content: space-between;
  }

  .btn-generate-routine {
    flex: 1;
    justify-content: center;
    padding: 11px 16px;
    font-size: 13.5px;
  }

  /* Routines Library View */
  .routines-lib-header {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .routines-lib-heading {
    font-size: 20px;
  }

  .btn-open-manual-builder {
    width: 100%;
    justify-content: center;
    padding: 11px;
    box-sizing: border-box;
  }

  .routines-cards-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  /* Settings & Athlete Profile */
  .settings-hero-title {
    font-size: 22px;
  }

  .settings-hero-subtitle {
    font-size: 13px;
  }

  .settings-card {
    padding: 16px;
    border-radius: 16px;
    margin-bottom: 16px;
  }

  .settings-card-header {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .heatmap-stats-strip {
    justify-content: space-between;
    width: 100%;
  }

  .heatmap-outer-wrapper {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .theme-cards-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .setting-accent-palette {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .profile-inputs-grid {
    grid-template-columns: 1fr;
  }

  /* iOS Auto-Zoom Prevention: Ensure inputs have minimum 16px font-size */
  input[type="text"],
  input[type="email"],
  input[type="password"],
  select,
  textarea,
  .catalog-search-input,
  .ai-prompt-textarea,
  .auth-text-input,
  .setting-text-input,
  .setting-select-input {
    font-size: 16px !important;
  }

  /* Modals on Mobile */
  .modal-card,
  .modal-dialog-card {
    width: 94%;
    max-width: 94%;
    max-height: 88vh;
    max-height: 88dvh;
    margin: 0 auto;
    border-radius: 20px;
  }

  .modal-dialog-card.modal-auth-minimal {
    width: 92%;
    max-width: 92%;
    padding: 24px 18px 20px;
    border-radius: 20px;
  }

  .btn-auth-submit,
  .btn-auth-google {
    padding: 12px;
    font-size: 14px;
  }

  .modal-footer,
  .modal-actions {
    flex-wrap: wrap;
    gap: 8px;
  }

  .modal-actions button {
    flex: 1 1 auto;
  }
}

/* ── NATIVE-LIKE MOBILE BOTTOM SHEET (max-width: 640px) ─────────────────── */
@media (max-width: 640px) {

  /* Inspector Card Transforms to Seamless Slide-Up Bottom Sheet */
  .inspector-card {
    position: fixed;
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    max-width: 100%;
    max-height: 60vh;
    max-height: 60dvh;
    border-radius: 24px 24px 0 0;
    border-bottom: none;
    transform: translateY(105%);
    padding: 16px 18px calc(20px + env(safe-area-inset-bottom, 0px));
    box-shadow: 0 -12px 40px rgba(0, 0, 0, 0.75);
    z-index: 1050;
    box-sizing: border-box;
  }

  .inspector-card::before {
    content: '';
    display: block;
    width: 38px;
    height: 4px;
    border-radius: 9999px;
    background: rgba(255, 255, 255, 0.28);
    margin: -4px auto 12px;
  }

  [data-theme="light"] .inspector-card::before {
    background: rgba(0, 0, 0, 0.22);
  }

  .inspector-card.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .inspector-actions-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 6px;
  }

  .inspector-actions-row .action-btn-full {
    padding: 9px 5px;
    font-size: 11px;
    gap: 4px;
    text-align: center;
    justify-content: center;
  }

  /* Exercise Side Drawer Becomes a Full Mobile Drawer */
  .explorer-drawer {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 88vw;
    max-width: 320px;
    border-radius: 0 20px 20px 0;
    z-index: 1250;
    padding-top: calc(10px + env(safe-area-inset-top, 0px));
    padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px));
    transform: translateX(-105%);
  }

  .explorer-drawer:not(.closed) {
    transform: translateX(0);
    opacity: 1;
    pointer-events: auto;
  }

  /* 1-column Exercise Cards Grid on Compact Phones */
  .exercise-cards-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  /* Minimal hero pills wrap nicely */
  .home-hero-controls-minimal {
    border-radius: 16px;
    padding: 8px 12px;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .hhc-min-divider {
    display: none;
  }
}