/* Apex Tuition Academy - Style System (Modern 2026 Bento Glassmorphism) */

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

:root {
  --bg-primary: #080c16;
  --bg-secondary: #0f172a;
  --card-bg: rgba(15, 23, 42, 0.75);
  --card-border: rgba(255, 255, 255, 0.1);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --accent-indigo: #6366f1;
  --accent-purple: #a855f7;
  --accent-pink: #ec4899;
  --accent-amber: #f59e0b;
  --accent-emerald: #10b981;
}

body.light-theme {
  --bg-primary: #f1f5f9;
  --bg-secondary: #ffffff;
  --card-bg: rgba(255, 255, 255, 0.88);
  --card-border: rgba(148, 163, 184, 0.25);
  --text-main: #0f172a;
  --text-muted: #475569;
  --accent-indigo: #4f46e5;
}

body.light-theme .glass-panel {
  box-shadow: 0 16px 40px -15px rgba(0, 0, 0, 0.08);
}

body.light-theme footer {
  background-color: #f8fafc;
  border-top-color: #cbd5e1;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Plus Jakarta Sans', 'Outfit', sans-serif;
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Glassmorphism card */
.glass-panel {
  background: var(--card-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--card-border);
  box-shadow: 0 16px 40px -15px rgba(0, 0, 0, 0.5);
}

.glass-panel-hover {
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-panel-hover:hover {
  transform: translateY(-6px);
  border-color: rgba(99, 102, 241, 0.5);
  box-shadow: 0 25px 50px -12px rgba(99, 102, 241, 0.3);
}

/* Custom scrollbars */
.no-scrollbar::-webkit-scrollbar {
  display: none;
}
.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: rgba(99, 102, 241, 0.3);
  border-radius: 9999px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(99, 102, 241, 0.7);
}

/* Live indicator pulse */
.pulse-live {
  animation: pulseGlow 1.8s infinite;
}

@keyframes pulseGlow {
  0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.8); }
  70% { box-shadow: 0 0 0 12px rgba(239, 68, 68, 0); }
  100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

/* Animated gradient text */
.gradient-text {
  background: linear-gradient(135deg, #60a5fa 0%, #c084fc 40%, #f472b6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-gold {
  background: linear-gradient(135deg, #fef08a 0%, #f59e0b 50%, #d97706 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Animation utilities */
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.animate-scaleIn {
  animation: scaleIn 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fadeIn {
  animation: fadeIn 0.25s ease-out forwards;
}

/* Live Classroom Modal Studio & Interactive Whiteboard */
.live-studio-backdrop {
  background: rgba(3, 7, 18, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.whiteboard-canvas {
  background-color: #0d1322;
  background-image: radial-gradient(#1e293b 1.5px, transparent 1.5px);
  background-size: 24px 24px;
  cursor: crosshair;
}

.active-tab-btn {
  background-color: rgba(99, 102, 241, 0.2);
  color: #a5b4fc;
  border-color: rgba(99, 102, 241, 0.4);
}

.chat-bubble-teacher {
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.25) 0%, rgba(147, 51, 234, 0.25) 100%);
  border: 1px solid rgba(129, 140, 248, 0.3);
}

.chat-bubble-doubt {
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.35);
}

.control-btn-active {
  background-color: #ef4444 !important;
  color: white !important;
  border-color: #f87171 !important;
}

@keyframes recordPulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.25); opacity: 0.5; }
  100% { transform: scale(1); opacity: 1; }
}

.animate-record-dot {
  animation: recordPulse 1.5s infinite;
}