/* ========================================================
   JKPYQ.com — Design System & Styles
   Premium Dark Theme with Glassmorphism
   ======================================================== */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800;900&display=swap');

/* ---------- CSS Custom Properties (Design Tokens) ---------- */
:root {
  /* Background & Surface */
  --bg-primary: #0a0e1a;
  --bg-secondary: #0f1525;
  --bg-surface: #131830;
  --bg-surface-hover: #1a2040;
  --bg-elevated: #1e2548;

  /* Primary Palette — Purple */
  --primary-400: #8b7dff;
  --primary-500: #6c63ff;
  --primary-600: #5a4fe6;
  --primary-700: #4840cc;
  --primary-gradient: linear-gradient(135deg, #6c63ff 0%, #8b5cf6 50%, #a78bfa 100%);

  /* Secondary — Teal/Mint */
  --secondary-400: #34e8b5;
  --secondary-500: #06d6a0;
  --secondary-600: #05b888;

  /* Accent — Warm Amber */
  --accent-400: #fcd34d;
  --accent-500: #fbbf24;
  --accent-600: #f59e0b;

  /* Danger / Alert */
  --danger-500: #ef4444;

  /* Text Colors */
  --text-primary: #e8eaf6;
  --text-secondary: #b0b8d1;
  --text-muted: #8892b0;
  --text-on-primary: #ffffff;
  --text-accent: var(--accent-500);

  /* Borders */
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-default: rgba(255, 255, 255, 0.1);
  --border-hover: rgba(255, 255, 255, 0.18);
  --border-primary: rgba(108, 99, 255, 0.4);

  /* Glass Effect */
  --glass-bg: rgba(255, 255, 255, 0.04);
  --glass-bg-hover: rgba(255, 255, 255, 0.07);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-blur: 20px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.4);
  --shadow-glow-primary: 0 0 20px rgba(108, 99, 255, 0.25);
  --shadow-glow-secondary: 0 0 20px rgba(6, 214, 160, 0.2);
  --shadow-glow-accent: 0 0 20px rgba(251, 191, 36, 0.2);

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3.25rem;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-2xl: 28px;
  --radius-full: 999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Container */
  --container-max: 1200px;
  --container-padding: 20px;

  /* Header */
  --header-height: 72px;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--bg-primary);
  line-height: 1.6;
  font-size: var(--font-size-base);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--primary-400);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--secondary-400);
}

a:focus-visible, button:focus-visible {
  outline: 2px solid var(--primary-500);
  outline-offset: 3px;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

/* ---------- Utilities ---------- */
.container {
  width: min(var(--container-max), 100%);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.text-gradient {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-accent {
  color: var(--accent-500);
}

.text-secondary-clr {
  color: var(--secondary-500);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(108, 99, 255, 0.12);
  border: 1px solid rgba(108, 99, 255, 0.25);
  color: var(--primary-400);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: clamp(var(--font-size-2xl), 3.5vw, var(--font-size-4xl));
  margin-bottom: var(--space-md);
  font-weight: 800;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: var(--font-size-lg);
  max-width: 60ch;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-header .section-subtitle {
  margin: 0 auto;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--font-size-base);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary-gradient);
  color: var(--text-on-primary);
  box-shadow: var(--shadow-md), var(--shadow-glow-primary);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(108, 99, 255, 0.4);
  color: #fff;
}

.btn-secondary {
  background: rgba(6, 214, 160, 0.12);
  color: var(--secondary-400);
  border: 1px solid rgba(6, 214, 160, 0.3);
}

.btn-secondary:hover {
  background: rgba(6, 214, 160, 0.2);
  transform: translateY(-2px);
  color: var(--secondary-400);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-default);
}

.btn-outline:hover {
  background: var(--glass-bg);
  border-color: var(--border-hover);
  transform: translateY(-2px);
  color: var(--text-primary);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
  color: #1a1a2e;
  font-weight: 700;
  box-shadow: var(--shadow-md), var(--shadow-glow-accent);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(251, 191, 36, 0.4);
  color: #1a1a2e;
}

.btn-lg {
  padding: 14px 32px;
  font-size: var(--font-size-lg);
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: 8px 16px;
  font-size: var(--font-size-sm);
}

.btn-icon {
  width: 20px;
  height: 20px;
}

/* ---------- Top Bar ---------- */
.top-bar {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
  padding: 8px 0;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.top-bar-left a {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

.top-bar-left a:hover {
  color: var(--primary-400);
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.social-links {
  display: flex;
  gap: var(--space-sm);
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.social-links a:hover {
  color: var(--primary-400);
  background: rgba(108, 99, 255, 0.12);
}

/* ---------- Header / Navigation ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-lg);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: var(--font-size-lg);
  color: #fff;
  box-shadow: var(--shadow-glow-primary);
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--font-size-xl);
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.logo-text span {
  color: var(--primary-400);
}

.logo:hover {
  text-decoration: none;
}

.logo:hover .logo-text {
  color: var(--text-primary);
}

/* Main Navigation */
.nav-main {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
  background: var(--glass-bg);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--primary-gradient);
}

.nav-link svg {
  width: 18px;
  height: 18px;
  opacity: 0.7;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Hamburger Menu */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 110;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Navigation */
.mobile-nav {
  display: none;
}

@media (max-width: 1024px) {
  .nav-main, .nav-actions {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 14, 26, 0.98);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    z-index: 105;
    padding: 100px var(--container-padding) var(--space-2xl);
    overflow-y: auto;
  }

  .mobile-nav.open {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    animation: fadeSlideDown 0.3s ease;
  }

  .mobile-nav .nav-link {
    font-size: var(--font-size-lg);
    padding: 14px var(--space-md);
    border-radius: var(--radius-lg);
  }

  .mobile-nav .nav-link:hover {
    background: var(--glass-bg-hover);
  }

  .mobile-nav .btn {
    margin-top: var(--space-md);
    width: 100%;
  }
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  padding: var(--space-4xl) 0 var(--space-3xl);
  overflow: hidden;
  min-height: 80vh;
  display: flex;
  align-items: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

#hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(800px circle at 20% 30%, rgba(108, 99, 255, 0.15), transparent 60%),
    radial-gradient(600px circle at 80% 60%, rgba(6, 214, 160, 0.08), transparent 50%),
    radial-gradient(500px circle at 60% 10%, rgba(139, 92, 246, 0.1), transparent 50%);
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-3xl);
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 6px 16px 6px 8px;
  border-radius: var(--radius-full);
  background: rgba(6, 214, 160, 0.1);
  border: 1px solid rgba(6, 214, 160, 0.25);
  color: var(--secondary-400);
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--space-lg);
  animation: fadeSlideUp 0.6s ease;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--secondary-500);
  animation: pulse-dot 2s infinite;
}

.hero-title {
  font-size: clamp(var(--font-size-3xl), 4.5vw, var(--font-size-5xl));
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
  animation: fadeSlideUp 0.6s ease 0.1s both;
}

.hero-description {
  font-size: var(--font-size-lg);
  color: var(--text-muted);
  max-width: 50ch;
  margin-bottom: var(--space-xl);
  line-height: 1.7;
  animation: fadeSlideUp 0.6s ease 0.2s both;
}

.hero-cta {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
  animation: fadeSlideUp 0.6s ease 0.3s both;
}

/* Stats Bar */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  animation: fadeSlideUp 0.6s ease 0.4s both;
}

.stat-item {
  text-align: center;
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--text-primary);
}

.stat-number.primary { color: var(--primary-400); }
.stat-number.secondary { color: var(--secondary-400); }
.stat-number.accent { color: var(--accent-500); }

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: 4px;
}

/* Hero Visual */
.hero-visual {
  position: relative;
  animation: fadeSlideUp 0.6s ease 0.3s both;
}

.hero-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--primary-gradient);
}

.hero-card-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.hero-card-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.hero-card-list-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
}

.hero-card-list-item:hover {
  background: var(--glass-bg-hover);
  border-color: var(--border-hover);
}

.hero-card-list-item-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: var(--font-size-lg);
}

.hero-card-list-item-text {
  font-weight: 500;
  font-size: var(--font-size-sm);
}

.hero-card-list-item-meta {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* Floating elements */
.hero-floating {
  position: absolute;
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  padding: var(--space-sm) var(--space-md);
  font-size: var(--font-size-sm);
  font-weight: 600;
  animation: float 3s ease-in-out infinite;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  box-shadow: var(--shadow-lg);
}

.hero-floating-1 {
  top: 10%;
  right: -20px;
  animation-delay: 0s;
}

.hero-floating-2 {
  bottom: 15%;
  left: -30px;
  animation-delay: 1.5s;
}

/* ---------- Category Cards (Quick Access) ---------- */
.categories-section {
  padding: var(--space-3xl) 0;
  position: relative;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.category-card {
  position: relative;
  padding: var(--space-xl) var(--space-lg);
  border-radius: var(--radius-xl);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all var(--transition-base);
  text-decoration: none;
  color: var(--text-primary);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  cursor: pointer;
}

.category-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  padding: 1px;
  background: linear-gradient(135deg, transparent 30%, var(--card-accent, var(--primary-500)) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.category-card:hover::before {
  opacity: 1;
}

.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  background: var(--glass-bg-hover);
  color: var(--text-primary);
}

.category-card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  box-shadow: var(--shadow-md);
}

.category-card h3 {
  font-size: var(--font-size-xl);
  font-weight: 700;
}

.category-card p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.5;
}

.category-card-arrow {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--primary-400);
  margin-top: auto;
  transition: gap var(--transition-fast);
}

.category-card:hover .category-card-arrow {
  gap: var(--space-md);
}

/* Card accent colors */
.category-card.card-cbse { --card-accent: #6c63ff; }
.category-card.card-cbse .category-card-icon { background: linear-gradient(135deg, #6c63ff, #8b5cf6); }

.category-card.card-jkbose { --card-accent: #06d6a0; }
.category-card.card-jkbose .category-card-icon { background: linear-gradient(135deg, #06d6a0, #34e8b5); }

.category-card.card-college { --card-accent: #f59e0b; }
.category-card.card-college .category-card-icon { background: linear-gradient(135deg, #f59e0b, #fbbf24); }

.category-card.card-university { --card-accent: #ec4899; }
.category-card.card-university .category-card-icon { background: linear-gradient(135deg, #ec4899, #f472b6); }

.category-card.card-competitive { --card-accent: #3b82f6; }
.category-card.card-competitive .category-card-icon { background: linear-gradient(135deg, #3b82f6, #60a5fa); }

.category-card.card-material { --card-accent: #8b5cf6; }
.category-card.card-material .category-card-icon { background: linear-gradient(135deg, #8b5cf6, #a78bfa); }

/* ---------- Browse Section (Years / Classes) ---------- */
.browse-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-secondary);
  position: relative;
}

.browse-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-default), transparent);
}

.browse-tabs {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.browse-tab {
  padding: 10px 20px;
  border-radius: var(--radius-full);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-body);
}

.browse-tab:hover, .browse-tab.active {
  background: rgba(108, 99, 255, 0.15);
  border-color: rgba(108, 99, 255, 0.35);
  color: var(--primary-400);
}

.browse-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-md);
}

.browse-card {
  padding: var(--space-lg) var(--space-md);
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  text-align: center;
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-base);
  cursor: pointer;
}

.browse-card:hover {
  transform: translateY(-4px);
  background: var(--glass-bg-hover);
  border-color: var(--border-primary);
  box-shadow: var(--shadow-glow-primary);
  color: var(--text-primary);
}

.browse-card h3 {
  font-size: var(--font-size-xl);
  font-weight: 800;
  margin-bottom: 4px;
}

.browse-card p {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* ---------- Popular Subjects ---------- */
.subjects-section {
  padding: var(--space-3xl) 0;
}

.subjects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-md);
}

.subject-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-base);
}

.subject-card:hover {
  transform: translateY(-3px);
  background: var(--glass-bg-hover);
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.subject-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  background: var(--glass-bg);
  flex-shrink: 0;
}

.subject-card h3 {
  font-size: var(--font-size-sm);
  font-weight: 600;
}

/* ---------- Study Material / Promo Section ---------- */
.promo-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-secondary);
  position: relative;
}

.promo-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-default), transparent);
}

.promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.promo-card {
  border-radius: var(--radius-xl);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  overflow: hidden;
  transition: all var(--transition-base);
  text-decoration: none;
  color: var(--text-primary);
}

.promo-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  color: var(--text-primary);
}

.promo-card-image {
  height: 180px;
  background: var(--bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  position: relative;
  overflow: hidden;
}

.promo-card-badge {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.promo-card-badge.popular {
  background: rgba(251, 191, 36, 0.2);
  color: var(--accent-500);
  border: 1px solid rgba(251, 191, 36, 0.3);
}

.promo-card-badge.new {
  background: rgba(6, 214, 160, 0.2);
  color: var(--secondary-400);
  border: 1px solid rgba(6, 214, 160, 0.3);
}

.promo-card-body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.promo-card-body h3 {
  font-size: var(--font-size-lg);
  font-weight: 700;
}

.promo-card-body p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.5;
}

.promo-card-price {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.promo-card-price .current {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--secondary-400);
}

.promo-card-price .original {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  text-decoration: line-through;
}

/* ---------- University Section ---------- */
.university-section {
  padding: var(--space-3xl) 0;
}

.university-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-lg);
}

.university-card {
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  text-align: center;
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-base);
}

.university-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.university-card-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  margin: 0 auto var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  background: var(--glass-bg);
  border: 1px solid var(--border-subtle);
}

.university-card h3 {
  font-size: var(--font-size-base);
  font-weight: 700;
  margin-bottom: 4px;
}

.university-card p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

/* ---------- Competitive Exams ---------- */
.exams-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-secondary);
}

.exams-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-md);
}

.exam-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-base);
}

.exam-card:hover {
  background: var(--glass-bg-hover);
  border-color: var(--border-hover);
  transform: translateY(-3px);
  color: var(--text-primary);
}

.exam-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.exam-card h3 {
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.exam-card p {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* ---------- Testimonials ---------- */
.testimonials-section {
  padding: var(--space-3xl) 0;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-lg);
}

.testimonial-card {
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  color: var(--accent-500);
  font-size: var(--font-size-lg);
}

.testimonial-text {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: 1.7;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-top: auto;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--font-size-lg);
  color: #fff;
}

.testimonial-author-info h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.testimonial-author-info p {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* ---------- Newsletter ---------- */
.newsletter-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-secondary);
}

.newsletter-box {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.newsletter-form {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.newsletter-form input {
  flex: 1;
  padding: 14px 18px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-default);
  background: var(--glass-bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast);
}

.newsletter-form input::placeholder {
  color: var(--text-muted);
}

.newsletter-form input:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: var(--shadow-glow-primary);
}

/* ---------- Footer ---------- */
.footer {
  padding: var(--space-3xl) 0 0;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-subtle);
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary-500), transparent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.footer-brand p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 30ch;
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-col a {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--primary-400);
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-lg) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-bottom p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-bottom-links a {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

.footer-bottom-links a:hover {
  color: var(--primary-400);
}

/* ---------- Search Overlay ---------- */
.search-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 14, 26, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 200;
  align-items: flex-start;
  justify-content: center;
  padding-top: 20vh;
}

.search-overlay.open {
  display: flex;
  animation: fadeIn 0.2s ease;
}

.search-container {
  width: min(600px, 90%);
}

.search-input-wrapper {
  position: relative;
}

.search-input-wrapper input {
  width: 100%;
  padding: 18px 24px 18px 56px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-default);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--font-size-lg);
}

.search-input-wrapper input:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: var(--shadow-glow-primary);
}

.search-input-wrapper svg {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  width: 24px;
  height: 24px;
}

.search-close {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: var(--font-size-sm);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
}

.search-close:hover {
  color: var(--text-primary);
  background: var(--glass-bg);
}

.search-results {
  margin-top: var(--space-md);
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  max-height: 400px;
  overflow-y: auto;
  display: none;
}

.search-results.has-results {
  display: block;
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  text-decoration: none;
  color: var(--text-primary);
  transition: background var(--transition-fast);
  border-bottom: 1px solid var(--border-subtle);
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover {
  background: var(--glass-bg-hover);
  color: var(--text-primary);
}

/* ---------- Breadcrumbs ---------- */
.breadcrumbs {
  padding: var(--space-md) 0;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.breadcrumbs a {
  color: var(--text-muted);
}

.breadcrumbs a:hover {
  color: var(--primary-400);
}

.breadcrumbs span {
  margin: 0 var(--space-sm);
  color: var(--text-muted);
  opacity: 0.5;
}

/* ---------- Page Header ---------- */
.page-header {
  padding: var(--space-2xl) 0;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(600px circle at 30% 50%, rgba(108, 99, 255, 0.08), transparent 60%),
    radial-gradient(400px circle at 70% 50%, rgba(6, 214, 160, 0.05), transparent 50%);
}

.page-header .container {
  position: relative;
  z-index: 1;
}

.page-header h1 {
  font-size: clamp(var(--font-size-2xl), 3vw, var(--font-size-4xl));
  font-weight: 800;
  margin-bottom: var(--space-sm);
}

.page-header p {
  color: var(--text-muted);
  font-size: var(--font-size-lg);
  max-width: 60ch;
}

/* ---------- Content Page Styles ---------- */
.content-page {
  padding: var(--space-2xl) 0 var(--space-3xl);
}

.content-page h2 {
  font-size: var(--font-size-2xl);
  margin: var(--space-xl) 0 var(--space-md);
}

.content-page h3 {
  font-size: var(--font-size-xl);
  margin: var(--space-lg) 0 var(--space-md);
}

.content-page p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.content-page ul, .content-page ol {
  padding-left: var(--space-lg);
  margin-bottom: var(--space-md);
}

.content-page li {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-sm);
  list-style: disc;
}

/* Contact Form */
.contact-form {
  max-width: 600px;
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-sm);
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  background: var(--glass-bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: var(--shadow-glow-primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 150px;
}

/* ---------- Class Grid (for CBSE / JKBOSE pages) ---------- */
.class-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: var(--space-md);
}

.class-card {
  padding: var(--space-xl) var(--space-md);
  border-radius: var(--radius-xl);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  text-align: center;
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-base);
}

.class-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg), var(--shadow-glow-primary);
  border-color: var(--border-primary);
  color: var(--text-primary);
}

.class-card-number {
  font-family: var(--font-heading);
  font-size: var(--font-size-3xl);
  font-weight: 900;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-sm);
}

.class-card h3 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-muted);
}

/* ---------- Scroll Animations ---------- */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animate-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Keyframe Animations ---------- */
@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeSlideDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ---------- Back to Top ---------- */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary-gradient);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg), var(--shadow-glow-primary);
  z-index: 50;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-3px);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .hero-visual {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: var(--space-3xl) 0 var(--space-2xl);
  }

  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
  }

  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }
}

@media (max-width: 640px) {
  :root {
    --container-padding: 16px;
  }

  .top-bar {
    display: none;
  }

  .category-grid {
    grid-template-columns: 1fr;
  }

  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
  }

  .stat-item {
    padding: var(--space-sm) var(--space-md);
  }

  .stat-number {
    font-size: var(--font-size-xl);
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .browse-grid {
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  }

  .promo-grid {
    grid-template-columns: 1fr;
  }

  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn {
    width: 100%;
  }
}

/* ---------- Table of Contents (TOC) ---------- */
.toc-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  margin: var(--space-xl) 0;
  box-shadow: var(--shadow-md);
}

.toc-box summary {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--primary-400);
  cursor: pointer;
  outline: none;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.toc-box summary::-webkit-details-marker {
  display: none;
}

.toc-box summary::after {
  content: '▼';
  font-size: var(--font-size-xs);
  transition: transform var(--transition-fast);
}

.toc-box[open] summary::after {
  transform: rotate(180deg);
}

.toc-list {
  margin-top: var(--space-md);
  padding-left: var(--space-lg);
}

.toc-list li {
  margin-bottom: var(--space-xs);
  list-style-type: decimal;
}

.toc-list a {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.toc-list a:hover {
  color: var(--secondary-400);
  text-decoration: underline;
}

/* ---------- Download Table Styles ---------- */
.pyq-table-container {
  width: 100%;
  overflow-x: auto;
  margin: var(--space-lg) 0 var(--space-xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-default);
  background: var(--bg-surface);
  box-shadow: var(--shadow-md);
}

.pyq-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 600px;
}

.pyq-table th {
  background: var(--bg-surface-hover);
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--font-size-sm);
  padding: 14px 18px;
  border-bottom: 2px solid var(--border-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pyq-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  vertical-align: middle;
}

.pyq-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

.badge-available {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(6, 214, 160, 0.15);
  color: var(--secondary-500);
  font-size: var(--font-size-xs);
  font-weight: 600;
  border: 1px solid rgba(6, 214, 160, 0.3);
}

.btn-download-sm {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-md);
  background: var(--primary-gradient);
  color: #ffffff;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.btn-download-sm:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-primary);
  color: #ffffff;
}

/* ---------- Subject Cards Detail ---------- */
.subject-detail-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
  transition: border-color var(--transition-base);
}

.subject-detail-card:hover {
  border-color: var(--border-primary);
}

.subject-detail-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.subject-detail-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(108, 99, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

/* ---------- FAQ Accordion ---------- */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin: var(--space-xl) 0;
}

.faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item[open] {
  border-color: var(--primary-400);
}

.faq-item summary {
  padding: var(--space-md) var(--space-lg);
  font-family: var(--font-heading);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--primary-400);
  transition: transform var(--transition-fast);
}

.faq-item[open] summary::after {
  content: '−';
  color: var(--secondary-400);
}

.faq-answer {
  padding: 0 var(--space-lg) var(--space-md);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.7;
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-md);
}

/* ---------- SEO Hero Image ---------- */
.seo-hero-img-box {
  margin: var(--space-xl) 0;
  text-align: center;
}

.seo-hero-img {
  width: 100%;
  max-width: 900px;
  height: auto;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-default);
  box-shadow: var(--shadow-lg);
  margin: 0 auto;
}

.seo-img-caption {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: var(--space-sm);
}

/* ========================================================
   Division Class Selection Section & Cards
   ======================================================== */
.category-card.active-division-card {
  border-color: var(--primary-400) !important;
  box-shadow: 0 0 25px rgba(108, 99, 255, 0.35) !important;
  transform: translateY(-6px);
  background: var(--glass-bg-hover) !important;
}

.division-classes-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-secondary);
  position: relative;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.division-class-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  min-height: 120px;
}

.division-class-card {
  position: relative;
  padding: var(--space-xl) var(--space-lg);
  border-radius: var(--radius-xl);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  text-decoration: none;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1), 
              border-color 0.35s ease, 
              box-shadow 0.35s ease,
              background 0.35s ease;
  cursor: pointer;
  overflow: hidden;
}

.division-class-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  padding: 1px;
  background: linear-gradient(135deg, rgba(108, 99, 255, 0.5), transparent);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.division-class-card:hover {
  transform: translateY(-6px);
  border-color: rgba(108, 99, 255, 0.6);
  box-shadow: 0 12px 30px rgba(108, 99, 255, 0.25), 0 0 15px rgba(108, 99, 255, 0.15);
  background: var(--glass-bg-hover);
  color: var(--text-primary);
}

.division-class-card:hover::before {
  opacity: 1;
}

.division-class-icon {
  font-size: 32px;
  margin-bottom: var(--space-sm);
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: rgba(108, 99, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(108, 99, 255, 0.25);
  transition: transform 0.3s ease;
}

.division-class-card:hover .division-class-icon {
  transform: scale(1.1) rotate(-4deg);
}

.division-class-title {
  font-size: var(--font-size-xl);
  font-weight: 800;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.division-class-subtitle {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

.division-class-action {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--primary-400);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: auto;
  transition: gap 0.2s ease, color 0.2s ease;
}

.division-class-card:hover .division-class-action {
  gap: 10px;
  color: var(--primary-300);
}

/* Animations */
.fade-in-up {
  animation: fadeInUp 0.45s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}



/* ---------- CBSE Custom Filter & Badge Styles ---------- */
.cbse-filter-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  margin-bottom: var(--space-2xl);
  box-shadow: var(--shadow-md);
}

.cbse-search-box {
  position: relative;
  margin-bottom: var(--space-md);
}

.cbse-search-box input {
  width: 100%;
  padding: 14px 20px 14px 48px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}

.cbse-search-box input:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.2);
}

.cbse-search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.2rem;
  color: var(--text-muted);
}

.cbse-filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.filter-btn {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--primary-gradient);
  color: #ffffff;
  border-color: transparent;
  box-shadow: var(--shadow-sm);
}

.keyword-badge-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: var(--space-md) 0 var(--space-xl);
}

.keyword-badge {
  background: rgba(108, 99, 255, 0.12);
  border: 1px solid rgba(108, 99, 255, 0.3);
  color: var(--primary-400);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all var(--transition-fast);
}

.keyword-badge:hover {
  background: var(--primary-500);
  color: #ffffff;
  transform: translateY(-1px);
}

/* ========================================================
   JKPYQ — Latest Updates & Job Notifications Section
   (Matching JKSTUDENTS.CO.IN style with dark glass aesthetics)
   ======================================================== */
.updates-section {
  padding: var(--space-2xl) 0;
  position: relative;
  z-index: 10;
}

/* Breaking Ticker Bar */
.breaking-ticker-wrapper {
  display: flex;
  align-items: center;
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-2xl);
  box-shadow: var(--shadow-md);
}

.breaking-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: #ffffff;
  padding: 12px 20px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 1px;
  white-space: nowrap;
  box-shadow: 0 0 15px rgba(239, 68, 68, 0.4);
}

.breaking-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ffffff;
  animation: pulse-red 1.2s infinite;
}

@keyframes pulse-red {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.7); }
  70% { transform: scale(1.25); box-shadow: 0 0 0 8px rgba(255, 255, 255, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 255, 255, 0); }
}

.ticker-content-box {
  flex: 1;
  overflow: hidden;
  padding: 10px 16px;
  position: relative;
}

.ticker-text {
  display: flex;
  align-items: center;
  gap: 40px;
  white-space: nowrap;
  animation: marquee-scroll 28s linear infinite;
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  font-weight: 600;
}

.ticker-content-box:hover .ticker-text {
  animation-play-state: paused;
}

@keyframes marquee-scroll {
  0% { transform: translateX(100%); }
  100% { transform: translateX(-100%); }
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.ticker-item:hover {
  color: var(--primary-400);
}

.ticker-separator {
  color: var(--accent-500);
  font-weight: bold;
}

/* 2-Column Grid Layout */
.updates-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: var(--space-xl);
}

.updates-column {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
}

.column-header {
  background: var(--bg-secondary);
  border-bottom: 2px solid var(--border-primary);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.column-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.column-badge-btn {
  background: var(--primary-gradient);
  color: #ffffff;
  font-size: var(--font-size-xs);
  font-weight: 700;
  padding: 5px 14px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-transform: uppercase;
}

/* Post Row Items */
.post-list {
  display: flex;
  flex-direction: column;
}

.post-row {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  transition: background var(--transition-fast);
}

.post-row:last-child {
  border-bottom: none;
}

.post-row:hover {
  background: var(--bg-surface-hover);
}

.post-main-info {
  flex: 1;
  min-width: 0;
}

.post-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
  line-height: 1.4;
  transition: color var(--transition-fast);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-decoration: none;
}

.post-row:hover .post-title {
  color: var(--primary-400);
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

.meta-author {
  color: var(--secondary-500);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.meta-date {
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.btn-view-details {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  background: #000000;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.725rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
  text-decoration: none;
}

.btn-view-details:hover {
  background: var(--primary-gradient);
  border-color: transparent;
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-primary);
}

@media (max-width: 900px) {
  .updates-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .post-row {
    flex-direction: column;
    align-items: flex-start;
  }
  .btn-view-details {
    width: 100%;
    margin-top: 6px;
  }
}