/* ==============================================================================
 * SAADI HIGH SCHOOL PLATFORM — APPLE LIQUID GLASS MASTER DESIGN SYSTEM (v5.0)
 * ==============================================================================
 * Master unified design language imported from apple-liquid-glass-design-system:
 * - Snell's Law Single-Surface Optical Refraction (η = 1.52)
 * - Continuous G² Squircle Geometry & Double-Bezel Containment
 * - 90/10 Color Discipline (90% Optical Monochrome, 10% Purposeful Semantic Color)
 * - Biomechanical Thumb Ergonomics & 140px Floating Dock Clearance
 * - Zero-Overflow RTL Physics (min-width: 0 !important; box-sizing: border-box !important;)
 * - Synthesized Web Audio Taptic Feedback
 * ============================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@500;700&display=swap');
@import url('squircle.css');
@import url('liquid-glass.css');

:root {
  --lg-font: 'Vazirmatn', -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif;
  --lg-font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;

  /* Persian Typography Measures */
  --lg-lh-tight: 1.25;
  --lg-lh-normal: 1.6;

  /* Ambient Canvas Lighting Mesh (Light Mode - White Porcelain) */
  --lg-canvas-bg: #F8F9FA;
  --lg-canvas-text: #111114;
  --lg-canvas-muted: #64748B;
  --lg-canvas-ambient-blue: rgba(0, 113, 227, 0.05);
  --lg-canvas-ambient-teal: rgba(20, 184, 166, 0.04);
  --lg-canvas-ambient-purple: rgba(168, 85, 247, 0.03);

  /* Optical Glass Refraction Surfaces */
  --lg-glass-primary: rgba(255, 255, 255, 0.72);
  --lg-glass-secondary: rgba(255, 255, 255, 0.52);
  --lg-glass-elevated: rgba(255, 255, 255, 0.88);
  --lg-glass-border: rgba(255, 255, 255, 0.85);
  --lg-glass-border-subtle: rgba(0, 0, 0, 0.07);

  /* Shadows (Diffuse Ambient + Specular Rim) */
  --lg-shadow-ambient: 0 16px 40px -12px rgba(15, 23, 42, 0.06);
  --lg-shadow-card: 0 10px 30px -5px rgba(15, 23, 42, 0.04), 0 2px 6px -1px rgba(15, 23, 42, 0.02);
  --lg-shadow-elevated: 0 20px 48px -10px rgba(15, 23, 42, 0.08), 0 4px 12px -2px rgba(15, 23, 42, 0.03);
  --lg-shadow-rim: inset 0 1px 1.5px 0 rgba(255, 255, 255, 0.95), inset 0 -1px 1px 0 rgba(0, 0, 0, 0.03);

  /* Apple 90/10 Semantic Chroma Accents */
  --lg-blue: #0071E3;
  --lg-blue-hover: #0077ED;
  --lg-blue-soft: rgba(0, 113, 227, 0.08);
  --lg-blue-border: rgba(0, 113, 227, 0.25);

  --lg-emerald: #10B981;
  --lg-emerald-soft: rgba(16, 185, 129, 0.09);
  --lg-emerald-border: rgba(16, 185, 129, 0.28);

  --lg-amber: #F59E0B;
  --lg-amber-soft: rgba(245, 158, 11, 0.09);
  --lg-amber-border: rgba(245, 158, 11, 0.28);

  --lg-rose: #EF4444;
  --lg-rose-soft: rgba(239, 68, 68, 0.09);
  --lg-rose-border: rgba(239, 68, 68, 0.28);

  --lg-purple: #8B5CF6;
  --lg-purple-soft: rgba(139, 92, 246, 0.09);

  /* Concentric Radii Standards */
  --lg-radius-shell: 28px;
  --lg-radius-core: 22px;
  --lg-radius-pill: 9999px;
  --lg-radius-input: 14px;
}

/* Nocturne Obsidian Glass (Dark Mode) */
.dark, .dark :root {
  --lg-canvas-bg: #090B10;
  --lg-canvas-text: #F8FAFC;
  --lg-canvas-muted: #94A3B8;
  --lg-canvas-ambient-blue: rgba(0, 113, 227, 0.12);
  --lg-canvas-ambient-teal: rgba(20, 184, 166, 0.08);
  --lg-canvas-ambient-purple: rgba(168, 85, 247, 0.08);

  --lg-glass-primary: rgba(18, 24, 38, 0.72);
  --lg-glass-secondary: rgba(15, 20, 32, 0.55);
  --lg-glass-elevated: rgba(24, 32, 50, 0.88);
  --lg-glass-border: rgba(255, 255, 255, 0.12);
  --lg-glass-border-subtle: rgba(255, 255, 255, 0.06);

  --lg-shadow-ambient: 0 20px 48px -12px rgba(0, 0, 0, 0.55);
  --lg-shadow-card: 0 10px 30px -5px rgba(0, 0, 0, 0.45);
  --lg-shadow-elevated: 0 24px 56px -10px rgba(0, 0, 0, 0.65);
  --lg-shadow-rim: inset 0 1px 1px 0 rgba(255, 255, 255, 0.18), inset 0 -1px 1px 0 rgba(0, 0, 0, 0.3);

  --lg-blue-soft: rgba(0, 113, 227, 0.16);
  --lg-emerald-soft: rgba(16, 185, 129, 0.16);
  --lg-amber-soft: rgba(245, 158, 11, 0.16);
  --lg-rose-soft: rgba(239, 68, 68, 0.16);
}

/* ==============================================================================
 * 1. UNIVERSAL RESET & RTL NEGATIVE COORDINATE SHIFT DEFENSE
 * ============================================================================== */

*, *::before, *::after {
  box-sizing: border-box !important;
}

body.liquid-glass-theme {
  font-family: var(--lg-font);
  background-color: var(--lg-canvas-bg);
  color: var(--lg-canvas-text);
  direction: rtl;
  text-align: right;
  min-height: 100dvh;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
}

/* Ambient Canvas Stage & Blobs under Glass (Zero-Overflow Protected) */
#canvas-stage, .stage-mesh {
  position: fixed;
  inset: 0;
  width: 100%;
  max-width: 100vw;
  height: 100dvh;
  z-index: -1;
  overflow: hidden !important;
  contain: paint layout size;
  clip-path: inset(0);
  pointer-events: none;
}

.aurora-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.65;
  animation: aurora-float 22s infinite ease-in-out alternate;
  pointer-events: none;
  contain: paint layout size;
  overflow: hidden;
}

.aurora-1 {
  width: min(400px, 80vw);
  height: min(400px, 80vw);
  top: 0%;
  right: 5%;
  background: radial-gradient(circle, var(--lg-canvas-ambient-blue) 0%, transparent 70%);
}

.aurora-2 {
  width: min(450px, 85vw);
  height: min(450px, 85vw);
  bottom: 5%;
  left: 5%;
  background: radial-gradient(circle, var(--lg-canvas-ambient-teal) 0%, transparent 70%);
  animation-duration: 28s;
  animation-delay: -5s;
}

.aurora-3 {
  width: min(320px, 70vw);
  height: min(320px, 70vw);
  top: 40%;
  left: 15%;
  background: radial-gradient(circle, var(--lg-canvas-ambient-purple) 0%, transparent 70%);
  animation-duration: 25s;
  animation-delay: -10s;
}

@keyframes aurora-float {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, 40px) scale(1.08); }
  100% { transform: translate(-25px, -30px) scale(0.95); }
}

/* ==============================================================================
 * 2. DOUBLE-BEZEL CONCENTRIC SQUIRCLE SHELL (Golden Apple Primitive)
 * ============================================================================== */

.lg-shell {
  position: relative;
  background: var(--lg-glass-primary);
  backdrop-filter: blur(var(--lg-blur-md, 24px)) saturate(var(--lg-saturate, 160%));
  -webkit-backdrop-filter: blur(var(--lg-blur-md, 24px)) saturate(var(--lg-saturate, 160%));
  border: 1px solid var(--lg-glass-border);
  border-radius: var(--lg-radius-shell);
  box-shadow: var(--lg-shadow-ambient), var(--lg-shadow-rim);
  padding: 6px;
  transition: transform 220ms cubic-bezier(0.18, 0.89, 0.32, 1.28), box-shadow 220ms ease, border-color 220ms ease;
  overflow: hidden;
  min-width: 0 !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
}

.lg-core {
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--lg-radius-core);
  padding: 1.25rem 1.5rem;
  min-width: 0 !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
  position: relative;
  z-index: 2;
}

.dark .lg-core {
  background: rgba(0, 0, 0, 0.18);
}

/* Specular Gleam Dynamic Reflection */
.lg-specular-gleam {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 55%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.28) 0%, rgba(255, 255, 255, 0.0) 100%);
  pointer-events: none;
  border-top-left-radius: inherit;
  border-top-right-radius: inherit;
  z-index: 1;
}

.dark .lg-specular-gleam {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.0) 100%);
}

/* Compatibility Layer for existing .lg-card */
.lg-card, .glass-card, .liquid-card {
  position: relative;
  background: var(--lg-glass-primary);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border: 1px solid var(--lg-glass-border);
  border-radius: var(--lg-radius-shell);
  box-shadow: var(--lg-shadow-card), var(--lg-shadow-rim);
  transition: transform 200ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 200ms ease, border-color 200ms ease;
  overflow: hidden;
  min-width: 0 !important;
  max-width: 100% !important;
}

.lg-card:hover {
  border-color: var(--lg-blue-border);
  box-shadow: var(--lg-shadow-elevated), var(--lg-shadow-rim);
}

.lg-card-elevated {
  background: var(--lg-glass-elevated);
  box-shadow: var(--lg-shadow-elevated), var(--lg-shadow-rim);
}

/* ==============================================================================
 * 3. TOP FLOATING DYNAMIC ISLAND NAVIGATION CAPSULE
 * ============================================================================== */

.top-island-header {
  position: sticky;
  top: calc(12px + env(safe-area-inset-top, 0px));
  z-index: 90;
  padding: 0 1rem;
  max-width: 1280px;
  margin: 0 auto;
  pointer-events: none;
  width: 100%;
  box-sizing: border-box;
}

.top-island-header > * {
  pointer-events: auto;
}

.lg-floating-island {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.45rem 0.85rem;
  border-radius: var(--lg-radius-pill);
  background: var(--lg-glass-elevated);
  backdrop-filter: blur(32px) saturate(180%);
  -webkit-backdrop-filter: blur(32px) saturate(180%);
  border: 1px solid var(--lg-glass-border);
  box-shadow: var(--lg-shadow-ambient), var(--lg-shadow-rim);
  width: 100%;
  box-sizing: border-box;
  min-width: 0 !important;
}

#main-nav-tabs {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

@media (min-width: 768px) {
  .island-brand { order: 1; flex-shrink: 0; }
  #main-nav-tabs { order: 2; flex: 1 1 auto; justify-content: center; margin: 0 0.5rem; display: flex !important; }
  .island-controls { order: 3; flex-shrink: 0; }
  #mobile-nav-toggle-btn { display: none !important; }
  #mobile-nav-drawer { display: none !important; }
}

@media (max-width: 767px) {
  .lg-floating-island {
    border-radius: 9999px !important;
    padding: 0.35rem 0.75rem !important;
    gap: 0.5rem !important;
    height: 48px !important;
    min-height: 48px !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
  }
  .island-brand {
    order: 1 !important;
    flex-shrink: 0 !important;
    gap: 0.4rem !important;
  }
  .island-logo-mark {
    width: 28px !important;
    height: 28px !important;
    border-radius: 8px !important;
    font-size: 0.85rem !important;
  }
  .island-title {
    font-size: 0.88rem !important;
    font-weight: 900 !important;
    white-space: nowrap !important;
  }
  #mobile-nav-toggle-btn {
    order: 2 !important;
    flex: 1 1 auto !important;
    justify-content: center !important;
    max-width: 170px !important;
    margin: 0 auto !important;
  }
  .island-controls {
    order: 3 !important;
    flex-shrink: 0 !important;
    gap: 0.35rem !important;
  }
  #main-nav-tabs {
    display: none !important;
  }
}

#mobile-nav-drawer {
  position: relative;
  z-index: 95;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.12);
}

.dark #mobile-nav-drawer {
  background: rgba(26, 26, 28, 0.94);
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
}

.island-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.island-logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: linear-gradient(135deg, #0071E3 0%, #1D4ED8 100%);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.05rem;
  box-shadow: 0 4px 12px rgba(0, 113, 227, 0.3), inset 0 1px 1px rgba(255, 255, 255, 0.4);
  flex-shrink: 0;
}

.island-title {
  font-weight: 800;
  font-size: 0.88rem;
  color: var(--lg-canvas-text);
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.island-badge-pill {
  font-family: var(--lg-font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: var(--lg-radius-pill);
  background: var(--lg-blue-soft);
  color: var(--lg-blue);
  border: 1px solid var(--lg-blue-border);
  white-space: nowrap;
}

/* Secondary Floating Workspace & Action Strip (Deprecated / Merged into unified island) */
.workspace-island-strip {
  display: none !important;
}

@media (max-width: 640px) {
  .top-island-header {
    padding: 0 0.5rem !important;
    top: calc(6px + env(safe-area-inset-top, 0px)) !important;
  }
  .lg-floating-island {
    padding: 0.35rem 0.5rem !important;
    gap: 0.35rem !important;
    overflow: hidden !important;
  }
  .island-brand {
    min-width: 0 !important;
    flex: 1 1 auto !important;
  }
  #school-name-display {
    max-width: 140px !important;
    font-size: 0.8rem !important;
  }
  #school-year-display {
    display: none !important;
  }
  #product-tour-btn {
    display: none !important;
  }
  #auth-logout-btn {
    padding: 0 !important;
    width: 32px !important;
    height: 32px !important;
    border-radius: 9999px !important;
    justify-content: center !important;
    font-size: 0.85rem !important;
  }
  #auth-logout-btn span:first-child {
    display: none !important;
  }
  button[onclick="App.hardRefresh();"] {
    padding: 0 !important;
    width: 32px !important;
    height: 32px !important;
    border-radius: 9999px !important;
    justify-content: center !important;
  }
  .workspace-island-strip {
    flex-direction: column !important;
    align-items: stretch !important;
    padding: 0.3rem 0.45rem !important;
    gap: 0.35rem !important;
  }
  #role-workspace-selector, #main-nav-tabs {
    width: 100% !important;
    overflow-x: auto !important;
    flex-wrap: nowrap !important;
    -webkit-overflow-scrolling: touch !important;
    scrollbar-width: none !important;
    contain: paint !important;
    clip-path: inset(0) !important;
  }
  #main-nav-tabs .nav-tab-btn {
    padding: 0.35rem 0.65rem !important;
    font-size: 0.72rem !important;
  }
}

/* Workspace & Nav Pill Buttons */
.lg-workspace-pill, .role-workspace-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--lg-radius-pill);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--lg-canvas-muted);
  background: rgba(0, 0, 0, 0.04);
  border: 1px solid transparent;
  transition: all 180ms cubic-bezier(0.18, 0.89, 0.32, 1.28);
  cursor: pointer;
  white-space: nowrap;
  font-family: var(--lg-font);
  min-height: 36px;
}

.dark .lg-workspace-pill, .dark .role-workspace-btn {
  background: rgba(255, 255, 255, 0.06);
}

.lg-workspace-pill:hover, .role-workspace-btn:hover {
  color: var(--lg-canvas-text);
  background: rgba(0, 0, 0, 0.07);
  transform: translateY(-1px);
}

.dark .lg-workspace-pill:hover, .dark .role-workspace-btn:hover {
  background: rgba(255, 255, 255, 0.12);
}

.lg-workspace-pill.active, .role-workspace-btn.active {
  background: #0071E3 !important;
  color: #FFFFFF !important;
  border-color: rgba(255, 255, 255, 0.25) !important;
  box-shadow: 0 4px 14px rgba(0, 113, 227, 0.35), inset 0 1px 1px rgba(255, 255, 255, 0.3);
}

.nav-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.38rem 0.75rem;
  border-radius: 12px;
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--lg-canvas-muted);
  background: transparent;
  border: 1px solid transparent;
  transition: all 160ms ease;
  cursor: pointer;
  white-space: nowrap;
  min-height: 34px;
}

.nav-tab-btn:hover {
  color: var(--lg-canvas-text);
  background: rgba(0, 0, 0, 0.04);
}

.dark .nav-tab-btn:hover {
  background: rgba(255, 255, 255, 0.08);
}

.nav-tab-btn.active {
  color: var(--lg-canvas-text);
  background: rgba(255, 255, 255, 0.85);
  border-color: rgba(0, 0, 0, 0.08);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.dark .nav-tab-btn.active {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* ==============================================================================
 * 4. SINGLE-SHELL BORDERLESS KPI METRIC STRIP (Golden Primitive 136)
 * ============================================================================== */

.metric-row, .lg-metric-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  background: var(--lg-glass-secondary);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--lg-glass-border);
  border-radius: var(--lg-radius-shell);
  overflow: hidden;
  box-shadow: var(--lg-shadow-card), var(--lg-shadow-rim);
  box-sizing: border-box !important;
  min-width: 0 !important;
}

.metric-cell, .lg-metric-item {
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  border-left: 1px solid var(--lg-glass-border-subtle);
  min-width: 0 !important;
  box-sizing: border-box !important;
}

.metric-cell:last-child, .lg-metric-item:last-child {
  border-left: none;
}

.metric-label, .lg-metric-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--lg-canvas-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.metric-val, .lg-metric-val {
  font-size: 1.85rem;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
  color: var(--lg-canvas-text);
  line-height: 1.15;
}

.metric-sub {
  font-size: 0.72rem;
  color: var(--lg-canvas-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ==============================================================================
 * 5. MINIMAL FROSTED DATA TABLE (Golden Primitive 135)
 * ============================================================================== */

.lg-minimal-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  background: var(--lg-glass-secondary);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--lg-glass-border);
  border-radius: var(--lg-radius-shell);
  padding: 0.25rem;
  box-shadow: var(--lg-shadow-card), var(--lg-shadow-rim);
  box-sizing: border-box !important;
  min-width: 0 !important;
}

.lg-minimal-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
  font-variant-numeric: tabular-nums;
  text-align: right;
  min-width: 600px;
}

.lg-minimal-table th {
  padding: 0.85rem 1rem;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--lg-canvas-muted);
  border-bottom: 1px solid var(--lg-glass-border-subtle);
  white-space: nowrap;
  background: rgba(0, 0, 0, 0.015);
}

.dark .lg-minimal-table th {
  background: rgba(255, 255, 255, 0.03);
}

.lg-minimal-table td {
  padding: 0.85rem 1rem;
  color: var(--lg-canvas-text);
  border-bottom: 1px solid var(--lg-glass-border-subtle);
  white-space: nowrap;
  transition: background 120ms ease;
}

.lg-minimal-table tr:hover td {
  background: rgba(0, 113, 227, 0.04);
}

.dark .lg-minimal-table tr:hover td {
  background: rgba(255, 255, 255, 0.05);
}

.lg-minimal-table tr:last-child td {
  border-bottom: none;
}

/* ==============================================================================
 * 6. TACTILE INPUT WELLS & RECESSED FORM CONTROLS (Golden Primitive 137)
 * ============================================================================== */

.tactile-field-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0 !important;
}

.tactile-label {
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--lg-canvas-muted);
}

.tactile-input-well, .tactile-input, .tactile-select {
  width: 100%;
  box-sizing: border-box;
  padding: 0.65rem 0.95rem;
  font-size: 0.85rem;
  border-radius: var(--lg-radius-input);
  border: 1px solid var(--lg-glass-border-subtle);
  background: rgba(0, 0, 0, 0.025);
  color: var(--lg-canvas-text);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.06);
  outline: none;
  font-family: var(--lg-font);
  transition: all 160ms ease;
  min-height: 42px;
}

.dark .tactile-input-well, .dark .tactile-input, .dark .tactile-select {
  background: rgba(255, 255, 255, 0.05);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.35);
}

.tactile-input-well:focus, .tactile-input:focus, .tactile-select:focus {
  border-color: var(--lg-blue);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 0 0 3px var(--lg-blue-soft), inset 0 1px 2px rgba(0, 0, 0, 0.04);
}

.dark .tactile-input-well:focus, .dark .tactile-input:focus, .dark .tactile-select:focus {
  background: rgba(25, 33, 50, 0.95);
}

/* ==============================================================================
 * 7. ACTION CARDS & BUTTON HIERARCHY (The 2-Row Thumb Grid)
 * ============================================================================== */

.btn-primary-pill {
  width: 100%;
  padding: 0.75rem 1.25rem;
  border-radius: var(--lg-radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: linear-gradient(180deg, #0077ED 0%, #0071E3 100%);
  color: #FFFFFF;
  font-size: 0.88rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 6px 20px -3px rgba(0, 113, 227, 0.38), inset 0 1px 1px rgba(255, 255, 255, 0.4);
  transition: transform 140ms cubic-bezier(0.18, 1.45, 0.32, 1), box-shadow 140ms ease;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--lg-font);
}

.btn-primary-pill:hover {
  transform: translateY(-1.5px);
  box-shadow: 0 10px 24px -3px rgba(0, 113, 227, 0.45);
}

.btn-primary-pill:active {
  transform: scale(0.97);
}

.btn-secondary-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 1rem;
  border-radius: var(--lg-radius-pill);
  border: 1px solid var(--lg-glass-border-subtle);
  background: rgba(0, 0, 0, 0.04);
  color: var(--lg-canvas-text);
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 140ms ease;
  min-height: 40px;
  font-family: var(--lg-font);
}

.dark .btn-secondary-pill {
  background: rgba(255, 255, 255, 0.08);
}

.btn-secondary-pill:hover {
  background: rgba(0, 0, 0, 0.08);
  transform: translateY(-1px);
}

.dark .btn-secondary-pill:hover {
  background: rgba(255, 255, 255, 0.14);
}

/* ==============================================================================
 * 8. CLASS REGISTER & ATTENDANCE QUICK MATRIX (Items 114 & 118)
 * ============================================================================== */

.student-roll-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: var(--lg-glass-primary);
  border: 1px solid var(--lg-glass-border);
  border-radius: 18px;
  box-shadow: var(--lg-shadow-card);
  transition: all 180ms ease;
  min-width: 0 !important;
}

.student-roll-card:hover {
  border-color: var(--lg-blue-border);
  transform: translateY(-1px);
}

/* Attendance Cycling Chips */
.attendance-chip-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.38rem 0.75rem;
  border-radius: var(--lg-radius-pill);
  font-size: 0.75rem;
  font-weight: 800;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 140ms ease;
  min-height: 36px;
}

.attendance-chip-btn::after {
  content: '';
  position: absolute;
  inset: -4px;
}

.chip-present {
  background: var(--lg-emerald-soft);
  color: #065F46;
  border-color: var(--lg-emerald-border);
}

.dark .chip-present {
  color: #34D399;
}

.chip-absent {
  background: var(--lg-rose-soft);
  color: #991B1B;
  border-color: var(--lg-rose-border);
}

.dark .chip-absent {
  color: #F87171;
}

.chip-tardy {
  background: var(--lg-amber-soft);
  color: #92400E;
  border-color: var(--lg-amber-border);
}

.dark .chip-tardy {
  color: #FBBF24;
}

.chip-excused {
  background: var(--lg-purple-soft);
  color: #5B21B6;
  border-color: rgba(139, 92, 246, 0.28);
}

.dark .chip-excused {
  color: #C084FC;
}

/* Grade Numeric Stepper Wells */
.grade-stepper-box {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  background: rgba(0, 0, 0, 0.035);
  padding: 0.2rem;
  border-radius: 12px;
  border: 1px solid var(--lg-glass-border-subtle);
}

.dark .grade-stepper-box {
  background: rgba(255, 255, 255, 0.06);
}

.grade-stepper-btn {
  position: relative;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(0, 0, 0, 0.06);
  color: var(--lg-canvas-text);
  font-weight: 900;
  font-size: 0.85rem;
  cursor: pointer;
  transition: transform 100ms ease;
}

.grade-stepper-btn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  min-width: 44px;
  min-height: 44px;
}

.dark .grade-stepper-btn {
  background: rgba(255, 255, 255, 0.14);
}

.grade-stepper-btn:active {
  transform: scale(0.92);
}

.grade-stepper-val {
  min-width: 32px;
  text-align: center;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  font-size: 0.85rem;
}

/* ==============================================================================
 * 9. GENTLE TRIAGE STATUS PILLS (Apple 90/10 Rule)
 * ============================================================================== */

.lg-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: var(--lg-radius-pill);
  font-size: 0.74rem;
  font-weight: 700;
  line-height: 1;
}

.lg-pill-green {
  background: var(--lg-emerald-soft);
  color: #065F46;
  border: 1px solid var(--lg-emerald-border);
}

.dark .lg-pill-green {
  color: #34D399;
}

.lg-pill-yellow {
  background: var(--lg-amber-soft);
  color: #92400E;
  border: 1px solid var(--lg-amber-border);
}

.dark .lg-pill-yellow {
  color: #FBBF24;
}

.lg-pill-red {
  background: var(--lg-rose-soft);
  color: #991B1B;
  border: 1px solid var(--lg-rose-border);
}

.dark .lg-pill-red {
  color: #F87171;
}

.lg-pill-blue {
  background: var(--lg-blue-soft);
  color: #1D4ED8;
  border: 1px solid var(--lg-blue-border);
}

.dark .lg-pill-blue {
  color: #60A5FA;
}

/* 3-Color Tri-Segment Progress Bar */
.lg-triage-progress-bar {
  display: flex;
  height: 10px;
  width: 100%;
  border-radius: var(--lg-radius-pill);
  overflow: hidden;
  background: rgba(0, 0, 0, 0.05);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.08);
}

.dark .lg-triage-progress-bar {
  background: rgba(255, 255, 255, 0.08);
}

.lg-triage-seg-green {
  background: #10B981;
  height: 100%;
  transition: width 400ms ease;
}

.lg-triage-seg-yellow {
  background: #F59E0B;
  height: 100%;
  transition: width 400ms ease;
}

.lg-triage-seg-red {
  background: #EF4444;
  height: 100%;
  transition: width 400ms ease;
}

/* ==============================================================================
 * 10. MAIN CONTENT PADDING (Bottom Dock Decommissioned)
 * ============================================================================== */

main {
  padding-bottom: 2.5rem !important;
}

.lg-thumb-dock {
  display: none !important;
}

/* Modals & Dialogs Absolute Supremacy Over Floating Island */
#lmsModalRoot > div,
#modal-new-eval,
#modal-new-eval > div,
#exam-ai-modal,
#tr-activities-modal,
#tr-snapshot-modal,
#tr-comparison-modal,
#tr-lightbox-modal,
.modal-root,
.lg-modal-backdrop {
  z-index: 200 !important;
}

/* Hide Floating Dynamic Island When ANY Modal Is Active */
body:has(#lmsModalRoot > div) .top-island-header,
body:has(#modal-new-eval > div) .top-island-header,
body:has(#exam-ai-modal:not(.hidden)) .top-island-header,
body:has(#tr-activities-modal:not(.hidden)) .top-island-header {
  opacity: 0 !important;
  pointer-events: none !important;
  transition: opacity 160ms ease;
}

/* Tour Welcome Pill Strictly Hidden on Mobile Viewports */
@media (max-width: 768px) {
  #tour-welcome-pill {
    display: none !important;
  }
}

.mobile-dock-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--lg-canvas-muted);
  font-family: var(--lg-font);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.35rem 0.5rem;
  border-radius: 14px;
  transition: all 160ms ease;
  min-width: 52px;
  min-height: 44px;
}

.mobile-dock-btn:active {
  transform: scale(0.92);
}

.mobile-dock-btn.active, .mobile-dock-btn.text-blue-600 {
  color: var(--lg-blue) !important;
  background: var(--lg-blue-soft);
}

/* Print Overrides */
@media print {
  .stage-mesh, .top-island-header, .lg-thumb-dock, .no-print {
    display: none !important;
  }
  main {
    padding-bottom: 0 !important;
  }
}