@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@400;500;600&display=swap');

:root {
  --primary: #4F46E5; /* Indigo 600 */
  --primary-hover: #4338CA;
  --secondary: #10B981; /* Emerald 500 */
  --accent: #F59E0B; /* Amber 500 */
  --background-light: #F8FAFC; /* Slate 50 */
  --background-dark: #0F172A; /* Slate 900 */
  --card-light: rgba(255, 255, 255, 0.7);
  --card-dark: rgba(30, 41, 59, 0.7);
  --text-dark: #1E293B;
  --text-light: #F1F5F9;
}

body {
  font-family: 'Outfit', sans-serif;
  background-color: var(--background-light);
  color: var(--text-dark);
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}

.dark body {
  background-color: var(--background-dark);
  color: var(--text-light);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
}

p {
  font-family: 'Inter', sans-serif;
}

span, div {
  font-family: inherit;
}

/* Glassmorphism Utilities */
.glass {
  background: var(--card-light);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
}

.dark .glass {
  background: var(--card-dark);
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.2), 0 2px 4px -1px rgba(0, 0, 0, 0.1);
}

/* Enhanced Hover Effects */
.hover-lift {
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}
.dark .hover-lift:hover {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
  animation: fadeIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.stagger-1 { animation-delay: 100ms; }
.stagger-2 { animation-delay: 200ms; }
.stagger-3 { animation-delay: 300ms; }
.stagger-4 { animation-delay: 400ms; }

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0px); }
}

.animate-float {
  animation: float 4s ease-in-out infinite;
}

/* Gradient Backgrounds for premium feel */
.bg-gradient-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: #CBD5E1;
  border-radius: 4px;
}
.dark ::-webkit-scrollbar-thumb {
  background: #475569;
}
::-webkit-scrollbar-thumb:hover {
  background: #94A3B8;
}

/* Progress bar transitions */
.progress-bar-fill {
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ══════════════════════════════ STAFF PORTAL REDESIGN CLASSES ══════════════════════════════ */

/* Shell & Container layout */
.staff-shell {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Premium Card-only System */
.card-strong {
  background: white;
  border: 1px solid #f1f5f9;
  border-radius: 20px;
  padding: 1.5rem;
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.05), 0 2px 8px -1px rgba(0, 0, 0, 0.03);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
.card-strong:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px -4px rgba(0, 0, 0, 0.08), 0 4px 12px -2px rgba(0, 0, 0, 0.04);
}
.dark .card-strong {
  background: #1e293b;
  border-color: #334155;
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.25);
}

/* Icon Badges */
.icon-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  font-size: 1.25rem;
  flex-shrink: 0;
}
.icon-badge-primary { background: #e0e7ff; color: #4f46e5; }
.icon-badge-emerald { background: #d1fae5; color: #059669; }
.icon-badge-accent { background: #fef3c7; color: #d97706; }
.dark .icon-badge-primary { background: rgba(79, 70, 229, 0.2); color: #818cf8; }
.dark .icon-badge-emerald { background: rgba(16, 185, 129, 0.2); color: #34d399; }
.dark .icon-badge-accent { background: rgba(245, 158, 11, 0.2); color: #fbbf24; }

/* Pills and Badges */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.pill-primary { background: #e0e7ff; color: #4f46e5; }
.pill-emerald { background: #d1fae5; color: #059669; }
.pill-accent { background: #fef3c7; color: #d97706; }
.pill-soft { background: #f1f5f9; color: #64748b; }
.dark .pill-soft { background: #334155; color: #94a3b8; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 0.875rem;
  border-radius: 12px;
  font-size: 0.875rem;
  font-weight: 600;
}
.chip-soft {
  background: #f8fafc;
  color: #475569;
  border: 1px solid #e2e8f0;
}
.dark .chip-soft {
  background: #1e293b;
  color: #cbd5e1;
  border-color: #334155;
}

.chips-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* Activity Chip on dashboard */
.activity-chip {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  font-weight: 600;
  color: #334155;
  transition: all 0.2s;
}
.activity-chip i {
  color: #10b981;
}
.dark .activity-chip {
  background: #1e293b;
  border-color: #334155;
  color: #e2e8f0;
}

/* Buttons System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: 14px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
}
.btn:active {
  transform: scale(0.97);
}
.btn-primary {
  background: #4f46e5;
  color: white;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
}
.btn-primary:hover {
  background: #4338ca;
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.35);
}
.btn-ghost {
  background: #f1f5f9;
  color: #475569;
}
.btn-ghost:hover {
  background: #e2e8f0;
  color: #1e293b;
}
.dark .btn-ghost {
  background: #334155;
  color: #cbd5e1;
}
.dark .btn-ghost:hover {
  background: #475569;
  color: white;
}
.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.1rem;
  border-radius: 18px;
}

/* Custom Progress Bar */
.progress {
  width: 100%;
  height: 8px;
  background: #f1f5f9;
  border-radius: 9999px;
  overflow: hidden;
}
.dark .progress {
  background: #334155;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #4f46e5, #10b981);
  border-radius: 9999px;
  transition: width 0.5s ease-out;
}

/* Teaching Cards Preview Flow */
.teach-card {
  background: white;
  border-radius: 20px;
  border: 1px solid #e2e8f0;
  border-left-width: 6px;
  padding: 1.5rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}
.dark .teach-card {
  background: #1e293b;
  border-color: #334155;
}
.card-border-primary { border-left-color: #4f46e5; }
.card-border-emerald { border-left-color: #10b981; }
.card-border-accent { border-left-color: #f59e0b; }

/* Text styles */
.one-line {
  font-size: 1.1rem;
  font-weight: 600;
  color: #1e293b;
  line-height: 1.5;
}
.dark .one-line {
  color: #f1f5f9;
}
.subtle {
  font-size: 0.875rem;
  color: #64748b;
  margin-top: 0.25rem;
}
.dark .subtle {
  color: #94a3b8;
}

/* Concept Cards inside Teach slide */
.concept-card {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 0.875rem;
}
.dark .concept-card {
  background: #151d30;
  border-color: #1e293b;
}
.concept-card-green {
  background: #f0fdf4;
  border-color: #bbf7d0;
}
.dark .concept-card-green {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.3);
}
.concept-title {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  color: #64748b;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.concept-card-green .concept-title {
  color: #15803d;
}
.concept-value {
  font-size: 1rem;
  font-weight: 700;
  color: #1e293b;
  margin-top: 0.25rem;
}
.dark .concept-value {
  color: #e2e8f0;
}
.concept-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.example-line {
  padding: 0.625rem 0.875rem;
  background: #f1f5f9;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  color: #334155;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.dark .example-line {
  background: #1e293b;
  color: #cbd5e1;
}

.checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.checklist li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  color: #334155;
}
.dark .checklist li {
  color: #cbd5e1;
}
.checklist li i {
  color: #10b981;
}

/* Mini Game Selector */
.mini-game-tile {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #475569;
}
.dark .mini-game-tile {
  background: #1e293b;
  border-color: #334155;
  color: #94a3b8;
}

/* Quiz Preview */
.quiz-preview {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.quiz-q {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: #f8fafc;
  padding: 0.625rem 0.875rem;
  border-radius: 10px;
}
.dark .quiz-q {
  background: #1e293b;
}
.qno {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: #4f46e5;
  color: white;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 800;
  flex-shrink: 0;
}
.qtext {
  font-size: 0.9rem;
  font-weight: 600;
}

/* Homework Tiles */
.hw-tile {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 1rem;
  text-align: center;
}
.dark .hw-tile {
  background: #1e293b;
  border-color: #334155;
}
.hw-tile i {
  font-size: 1.25rem;
  color: #4f46e5;
  margin-bottom: 0.5rem;
}
.hw-title {
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
}
.hw-body {
  font-size: 0.75rem;
  color: #64748b;
}
.dark .hw-body {
  color: #94a3b8;
}

/* Stars Rating widgets */
.stars-row {
  display: flex;
  gap: 0.25rem;
  font-size: 1.2rem;
  color: #d1d5db;
}
.stars-row-lg {
  font-size: 2rem;
  justify-content: center;
  gap: 0.5rem;
}

/* ══════════════════════════════ LIVE CLASSROOM LAYOUT ══════════════════════════════ */
.live-header {
  font-size: 1.25rem;
  font-weight: 800;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
}
.live-main {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}
.live-big-icon {
  font-size: 4rem;
  color: #818cf8;
  margin-bottom: 1.5rem;
  animation: float 4s ease-in-out infinite;
}
.one-line-instruction {
  font-size: 1.75rem;
  font-weight: 800;
  color: white;
  text-align: center;
  max-width: 750px;
  line-height: 1.4;
}

/* Live Classroom Timer Widgets */
.timer-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}
.timer-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.05em;
}
.timer-presets {
  display: flex;
  gap: 0.5rem;
}
.timer-preset {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.375rem 0.75rem;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
}
.timer-preset:hover {
  background: rgba(255, 255, 255, 0.2);
}
.timer-big {
  font-size: 6rem;
  font-weight: 900;
  color: white;
  letter-spacing: -3px;
  line-height: 1;
}

/* Live Class Teach Slides Stack */
.big-card-stack {
  width: 100%;
  max-width: 600px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1rem;
}
.big-concept {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 1.25rem;
  text-align: left;
}
.big-concept-green {
  border-color: rgba(16, 185, 129, 0.3);
  background: rgba(16, 185, 129, 0.05);
}
.big-concept-label {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.big-concept-value {
  font-size: 1.35rem;
  font-weight: 800;
  color: white;
  margin-top: 0.375rem;
}
.big-examples {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  text-align: left;
}
.example-bullet {
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.example-bullet i {
  font-size: 0.5rem;
  color: #6366f1;
}

/* Spotlight student card */
.spotlight-card {
  width: 100%;
  max-width: 500px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 1.5rem;
  margin: 1.5rem 0;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.spotline {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.25rem;
  color: white;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding-bottom: 0.75rem;
}
.spotline:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.spotlabel {
  font-size: 0.85rem;
  text-transform: uppercase;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Live Mode Games Launcher */
.game-tile {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 1.25rem 1rem;
  color: white;
  font-weight: 700;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  transition: all 0.2s;
}
.game-tile:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}
.game-tile i {
  font-size: 1.75rem;
  color: #818cf8;
}

/* AI Live Questions display */
.ai-questions {
  width: 100%;
  max-width: 600px;
}
.ai-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  text-align: left;
}
.ai-q {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1rem;
  border-radius: 12px;
  color: white;
  font-weight: 600;
}

/* Quiz live cards projection */
.quiz-stack {
  width: 100%;
  max-width: 600px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.quiz-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 1.5rem;
  text-align: left;
}
.quiz-top {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.quiz-top .qno {
  background: #6366f1;
}
.quiz-top .qtext {
  font-size: 1.2rem;
  font-weight: 700;
  color: white;
  line-height: 1.4;
}
.quiz-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}
@media (min-width: 640px) {
  .quiz-options {
    grid-template-columns: repeat(3, 1fr);
  }
}
.opt-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.8);
  padding: 0.875rem 1rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.15s;
  text-align: center;
}
.opt-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: white;
  border-color: rgba(255, 255, 255, 0.2);
}
.opt-btn:focus {
  background: #6366f1;
  color: white;
  border-color: #6366f1;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.35);
}

.result-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 20px;
  padding: 1.5rem;
  width: 100%;
  max-width: 400px;
  text-align: center;
  color: white;
  animation: bounceIn 0.4s ease-out;
}
.result-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}
.result-row b {
  color: #818cf8;
}
.result-row i {
  color: #10b981;
}

/* Homework live view cards */
.hw-big {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 1.75rem 1.25rem;
  text-align: center;
  color: white;
}
.hw-big i {
  font-size: 2.25rem;
  color: #818cf8;
  margin-bottom: 0.75rem;
}
.hw-big .hw-title {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}
.hw-big .hw-body {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.6);
}

/* End class projection grids */
.end-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  width: 100%;
  max-width: 600px;
}
@media (min-width: 640px) {
  .end-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
.end-tile {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 1.5rem;
  text-align: left;
  color: white;
}
.end-tile i {
  font-size: 1.75rem;
  color: #10b981;
  margin-bottom: 0.75rem;
}
.end-title {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 0.375rem;
}
.end-body {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.4;
}