/* ============================================================
   GURUKUL CLASSES – 2026-27 Premium Redesign
   ============================================================ */

/* ---- Root Variables ---- */
:root {
  --primary: #1a237e;
  --primary-light: #3949ab;
  --primary-dark: #0d1547;
  --secondary: #e53935;
  --accent: #ff6f00;
  --accent-light: #ffcc02;
  --gold: #ffd700;
  --light: #e8eaf6;
  --bg: #fafafa;
  --bg-alt: #f0f2f8;
  --text: #212121;
  --text-muted: #616161;
  --white: #ffffff;
  --shadow-sm: 0 2px 12px rgba(26,35,126,0.06);
  --shadow: 0 8px 32px rgba(26,35,126,0.10);
  --shadow-lg: 0 16px 48px rgba(26,35,126,0.16);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --radius-full: 50px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --font-mr: 'Noto Sans Devanagari', sans-serif;
  --font-en: 'Inter', 'Poppins', sans-serif;
}

/* ---- 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-mr);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; padding: 0; margin: 0; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ---- Scroll Progress ---- */
#scrollProgress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0;
  background: linear-gradient(90deg, var(--secondary), var(--accent), var(--gold));
  z-index: 10000; border-radius: 0 2px 2px 0;
  transition: width 0.08s linear;
}

/* ---- Section Utilities ---- */
.section { padding: 100px 0; position: relative; }
.section-label {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--light); color: var(--primary);
  font-weight: 700; font-size: 0.85rem;
  padding: 6px 18px; border-radius: var(--radius-full);
  border: 1.5px solid var(--primary); margin-bottom: 14px;
  letter-spacing: 0.03em;
}
.section-label.center { margin-left: auto; margin-right: auto; display: flex; width: fit-content; }
.section-label.light { background: rgba(255,255,255,0.12); color: var(--white); border-color: rgba(255,255,255,0.35); }
.section-heading {
  font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 900;
  color: var(--primary); line-height: 1.25; margin-bottom: 12px;
}
.section-heading.center, .section-desc.center { text-align: center; }
.section-heading.light { color: var(--white); }
.section-desc { font-size: 1rem; color: var(--text-muted); max-width: 620px; }
.section-desc.center { margin: 0 auto; }
.section-desc.light-sub { color: rgba(255,255,255,0.70); }
.section-header { margin-bottom: 50px; }
.accent { color: var(--accent); }
.accent-gold { color: var(--gold); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mr); font-weight: 700; font-size: 1rem;
  padding: 14px 32px; border-radius: var(--radius-full);
  border: none; cursor: pointer; transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white);
  box-shadow: 0 6px 24px rgba(26,35,126,0.28);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--secondary), #b71c1c);
  transform: translateY(-3px);
  box-shadow: 0 10px 32px rgba(229,57,53,0.35);
  color: var(--white);
}
.btn-outline {
  background: rgba(255,255,255,0.5); color: var(--primary);
  border: 2px solid var(--primary);
  backdrop-filter: blur(8px);
}
.btn-outline:hover {
  background: var(--primary); color: var(--white);
  transform: translateY(-3px);
}
.btn-full { width: 100%; justify-content: center; }

/* ---- Reveal Animation ---- */
[data-reveal] { opacity: 0; transform: translateY(40px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
[data-reveal="left"] { transform: translateX(-40px); }
[data-reveal="right"] { transform: translateX(40px); }
[data-reveal="up"] { transform: translateY(40px); }
[data-reveal].revealed { opacity: 1; transform: translate(0); }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.82);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.4);
  padding: 14px 0; transition: var(--transition);
  box-shadow: 0 2px 20px rgba(26,35,126,0.05);
}
.navbar.scrolled {
  background: rgba(255,255,255,0.97);
  box-shadow: 0 4px 24px rgba(26,35,126,0.10);
  padding: 8px 0;
}
.nav-container { display: flex; align-items: center; justify-content: space-between; }
.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-logo-img { width: 44px; height: 44px; border-radius: 50%; object-fit: contain; box-shadow: 0 2px 10px rgba(26,35,126,0.12); }
.nav-brand-text { font-size: 1.3rem; font-weight: 900; color: var(--primary); }
.nav-brand-accent {
  background: linear-gradient(135deg, var(--secondary), var(--accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-link {
  font-weight: 600; font-size: 0.93rem; color: var(--primary);
  padding: 8px 14px; border-radius: var(--radius-full);
  transition: var(--transition); position: relative;
}
.nav-link:hover, .nav-link.active { background: var(--light); color: var(--secondary); }
.nav-cta {
  background: linear-gradient(135deg, var(--secondary), var(--accent)) !important;
  color: var(--white) !important; padding: 10px 22px;
  box-shadow: 0 4px 16px rgba(229,57,53,0.25);
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(229,57,53,0.35);
}
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; z-index: 1001; }
.nav-toggle span { display: block; width: 24px; height: 2.5px; background: var(--primary); border-radius: 2px; transition: var(--transition); }
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  background: radial-gradient(ellipse at 60% 40%, #e8eaf6 0%, #c5cae9 35%, #9fa8da 70%, #7986cb 100%);
  padding-top: 90px; position: relative; overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-shape {
  position: absolute; border-radius: 50%; opacity: 0.12;
  animation: floatShape 8s ease-in-out infinite;
}
.hero-shape-1 { width: 500px; height: 500px; background: var(--primary); top: -150px; right: -100px; }
.hero-shape-2 { width: 300px; height: 300px; background: var(--secondary); bottom: 100px; left: -80px; animation-delay: 3s; }
.hero-shape-3 { width: 200px; height: 200px; background: var(--accent); top: 40%; right: 15%; animation-delay: 5s; }
@keyframes floatShape { 0%,100% { transform: translateY(0) scale(1); } 50% { transform: translateY(-20px) scale(1.04); } }

.hero-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 40px; position: relative; z-index: 2; }
.hero-content { padding: 40px 0; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.72); color: var(--secondary);
  font-weight: 700; font-size: 0.9rem;
  padding: 8px 18px; border-radius: var(--radius-full);
  backdrop-filter: blur(10px); border: 1.5px solid rgba(229,57,53,0.25);
  box-shadow: 0 4px 16px rgba(229,57,53,0.08); margin-bottom: 16px;
}
.badge-pulse {
  width: 8px; height: 8px; background: var(--secondary); border-radius: 50%;
  animation: pulse 1.5s infinite;
}
@keyframes pulse { 0%,100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.5); opacity: 0.6; } }

.hero-title { font-size: clamp(3rem, 7vw, 5rem); line-height: 1.05; margin-bottom: 16px; font-weight: 900; }
.hero-title-line1 { display: block; color: var(--primary); }
.hero-title-line2 {
  display: block;
  background: linear-gradient(135deg, var(--secondary), var(--accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-subtitle { font-size: clamp(1rem, 2vw, 1.2rem); color: var(--primary); opacity: 0.88; margin-bottom: 8px; }
.hero-desc { font-size: 0.95rem; color: var(--primary-dark); opacity: 0.7; margin-bottom: 28px; max-width: 500px; line-height: 1.8; }
.hero-btns { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 40px; }

.hero-stats { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-stat {
  background: rgba(255,255,255,0.68); backdrop-filter: blur(12px);
  border: 1.5px solid rgba(255,255,255,0.55); border-radius: var(--radius);
  padding: 14px 20px; min-width: 100px; text-align: center;
  box-shadow: 0 4px 16px rgba(26,35,126,0.06); transition: var(--transition);
}
.hero-stat:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); background: rgba(255,255,255,0.90); }
.hero-stat h3 { font-size: 2rem; font-weight: 900; color: var(--primary); line-height: 1; }
.hero-stat p { font-size: 0.75rem; color: var(--text-muted); font-weight: 600; margin-top: 4px; }
.hero-stat-icon { font-size: 1.8rem; color: var(--accent); display: block; margin-bottom: 4px; }

.hero-visual { position: relative; display: flex; justify-content: center; align-items: center; }
.hero-img-wrapper { position: relative; }
.hero-blob {
  position: absolute; width: 90%; height: 90%; top: 5%; left: 5%;
  background: linear-gradient(135deg, rgba(26,35,126,0.10), rgba(229,57,53,0.08));
  border-radius: 60% 40% 55% 45% / 45% 55% 40% 60%;
  animation: blobMorph 8s ease-in-out infinite;
}
@keyframes blobMorph {
  0%,100% { border-radius: 60% 40% 55% 45% / 45% 55% 40% 60%; }
  33% { border-radius: 40% 60% 45% 55% / 55% 40% 60% 45%; }
  66% { border-radius: 55% 45% 40% 60% / 40% 60% 55% 45%; }
}
.hero-img {
  position: relative; z-index: 1; max-height: 480px; width: auto;
  filter: drop-shadow(0 16px 40px rgba(26,35,126,0.18));
  animation: heroFloat 4s ease-in-out infinite;
}
@keyframes heroFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

.hero-float-badge {
  position: absolute; top: 8%; right: 3%; z-index: 3;
  background: linear-gradient(135deg, var(--secondary), var(--accent));
  color: var(--white); font-weight: 800;
  padding: 12px 18px; border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(229,57,53,0.28);
  display: flex; align-items: center; gap: 8px;
  animation: floatBadge 3s ease-in-out infinite; white-space: nowrap;
}
@keyframes floatBadge { 0%,100% { transform: translateY(0) rotate(-2deg); } 50% { transform: translateY(-8px) rotate(2deg); } }

.hero-float-card {
  position: absolute; bottom: 8%; left: 3%; z-index: 3;
  background: rgba(255,255,255,0.90); backdrop-filter: blur(12px);
  padding: 12px 18px; border-radius: var(--radius);
  box-shadow: 0 8px 28px rgba(26,35,126,0.12);
  display: flex; align-items: center; gap: 10px;
  animation: floatCard 3.5s ease-in-out infinite;
}
.hero-float-card i { font-size: 1.6rem; color: var(--primary); }
.hero-float-card strong { font-size: 1.3rem; font-weight: 900; color: var(--primary); display: block; line-height: 1; }
.hero-float-card small { color: var(--text-muted); font-size: 0.78rem; }
@keyframes floatCard { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

.hero-wave { position: absolute; bottom: 0; left: 0; width: 100%; line-height: 0; }
.hero-wave svg { display: block; width: 100%; }

/* ===== ABOUT ===== */
.about { background: var(--bg); }
.about-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 50px; align-items: center; }
.about-img-wrap { position: relative; padding: 20px; }
.about-shape {
  position: absolute; top: 0; left: 0; width: 88%; height: 88%;
  background: linear-gradient(135deg, var(--light), #c5cae9);
  border-radius: 60% 40% 50% 50% / 40% 50% 60% 50%;
}
.about-img { position: relative; z-index: 1; width: 100%; border-radius: var(--radius-lg); box-shadow: var(--shadow); object-fit: cover; }
.about-exp {
  position: absolute; bottom: 10px; right: 10px; z-index: 2;
  background: linear-gradient(135deg, var(--secondary), var(--accent));
  color: var(--white); border-radius: var(--radius); padding: 14px 20px; text-align: center;
  box-shadow: 0 8px 24px rgba(229,57,53,0.28);
}
.about-exp-num { display: block; font-size: 2rem; font-weight: 900; line-height: 1; }
.about-exp-text { font-size: 0.8rem; font-weight: 600; opacity: 0.9; }

.about-quote {
  border-left: 4px solid var(--secondary); padding: 14px 20px;
  background: var(--light); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 20px 0; font-size: 1rem; color: var(--primary); font-weight: 600;
  position: relative;
}
.about-quote i { position: absolute; top: -10px; left: -18px; font-size: 3rem; color: var(--secondary); opacity: 0.2; }
.about-quote p { margin: 0; }
.about-text { color: var(--text-muted); font-size: 1rem; line-height: 1.8; margin-bottom: 20px; }

.about-checks { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 24px 0; }
.about-check { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 0.95rem; }
.check-icon {
  width: 30px; height: 30px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--secondary), var(--accent));
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 0.85rem;
}

/* ===== EXAMINATIONS ===== */
.exams-section { background: var(--bg-alt); }
.exams-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.exam-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 28px 24px;
  box-shadow: var(--shadow-sm); transition: var(--transition);
  border: 2px solid transparent; position: relative; overflow: hidden;
}
.exam-card::before {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.exam-card:hover {
  transform: translateY(-6px); box-shadow: var(--shadow-lg);
  border-color: rgba(26,35,126,0.08);
}
.exam-icon {
  width: 56px; height: 56px; border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 16px; transition: var(--transition);
}
.exam-card:hover .exam-icon { transform: scale(1.1) rotate(5deg); }
.exam-icon-1 { background: linear-gradient(135deg, #e8eaf6, #c5cae9); color: var(--primary); }
.exam-icon-2 { background: linear-gradient(135deg, #fff3e0, #ffe0b2); color: var(--accent); }
.exam-icon-3 { background: linear-gradient(135deg, #e8f5e9, #c8e6c9); color: #2e7d32; }
.exam-icon-4 { background: linear-gradient(135deg, #fce4ec, #f8bbd0); color: #c2185b; }
.exam-icon-5 { background: linear-gradient(135deg, #e0f2f1, #b2dfdb); color: #00695c; }
.exam-icon-6 { background: linear-gradient(135deg, #f3e5f5, #e1bee7); color: #7b1fa2; }
.exam-icon-7 { background: linear-gradient(135deg, #fff8e1, #ffecb3); color: #f57f17; }
.exam-icon-8 { background: linear-gradient(135deg, #ffebee, #ffcdd2); color: #c62828; }

.exam-badge {
  position: absolute; top: 16px; right: 16px;
  background: linear-gradient(135deg, var(--secondary), var(--accent));
  color: var(--white); font-size: 0.72rem; font-weight: 800;
  padding: 3px 10px; border-radius: var(--radius-full);
  letter-spacing: 0.05em;
}
.exam-card h4 { font-size: 1.1rem; font-weight: 800; color: var(--primary); margin-bottom: 6px; }
.exam-body { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 16px; line-height: 1.5; }
.exam-details { padding: 0; }
.exam-details li {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 6px 0; border-bottom: 1px dashed #e8e8e8;
  font-size: 0.88rem; color: var(--text); line-height: 1.5;
}
.exam-details li:last-child { border-bottom: none; }
.exam-details li > i { color: var(--primary-light); font-size: 0.8rem; flex-shrink: 0; margin-top: 4px; }

.exams-cta { margin-top: 40px; }
.exams-cta-card {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-lg); padding: 40px;
  text-align: center; box-shadow: var(--shadow-lg);
}
.exams-cta-content { margin-bottom: 24px; }
.exams-cta-content h3 {
  color: var(--white); font-size: 1.1rem; font-weight: 700;
  margin-bottom: 8px; text-align: left; display: flex; align-items: center; gap: 4px;
}
.exams-cta .btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--secondary));
  box-shadow: 0 6px 24px rgba(255,111,0,0.35);
}
.exams-cta .btn-primary:hover {
  background: linear-gradient(135deg, var(--gold), var(--accent));
  color: var(--primary-dark);
}

/* ===== STUDENTS ===== */
.students-section {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  padding: 100px 0; overflow: hidden;
}
.students-swiper { padding-bottom: 50px; }
.student-card {
  background: rgba(255,255,255,0.97); border-radius: var(--radius-lg);
  overflow: hidden; transition: var(--transition);
  box-shadow: 0 8px 32px rgba(0,0,0,0.10); margin: 10px 4px;
  border: 2px solid transparent; position: relative;
}
.student-card::after {
  content: ''; position: absolute; inset: -2px;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary), var(--accent));
  border-radius: calc(var(--radius-lg) + 2px); z-index: -1; opacity: 0;
  transition: opacity 0.35s ease;
}
.student-card:hover { transform: translateY(-8px); }
.student-card:hover::after { opacity: 1; }

.student-header {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  padding: 24px 20px 16px; text-align: center; position: relative;
}
.student-rank {
  position: absolute; top: 12px; right: 16px;
  background: linear-gradient(135deg, var(--accent), var(--gold));
  color: var(--primary-dark); font-weight: 800; font-size: 0.85rem;
  width: 36px; height: 36px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 12px rgba(255,111,0,0.35);
}
.student-avatar { position: relative; display: inline-block; }
.student-avatar img {
  width: 88px; height: 88px; border-radius: 50%; object-fit: cover;
  border: 3px solid rgba(255,255,255,0.8);
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
.avatar-ring {
  position: absolute; inset: -4px; border-radius: 50%;
  background: conic-gradient(var(--secondary), var(--accent), var(--gold), var(--secondary));
  z-index: -1; animation: rotateRing 3s linear infinite;
}
@keyframes rotateRing { to { transform: rotate(360deg); } }

.student-body { padding: 16px 18px 20px; }
.student-name { font-size: 1.1rem; font-weight: 800; color: var(--primary); text-align: center; margin-bottom: 2px; }
.student-class { font-size: 0.9rem; color: var(--secondary); text-align: center; margin-bottom: 6px; font-style: italic; }
.student-school {
  font-size: 0.82rem; color: var(--text-muted); font-weight: 600;
  text-align: center; margin-bottom: 14px; padding-bottom: 12px;
  border-bottom: 1px dashed var(--light);
}
.student-achievements { padding: 0; }
.student-achievements li {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 6px 0; border-bottom: 1px dashed #e0e0e0;
  font-size: 0.85rem; color: var(--text); line-height: 1.5;
}
.student-achievements li:last-child { border-bottom: none; }
.student-achievements li > i { color: var(--accent); font-size: 0.7rem; flex-shrink: 0; margin-top: 5px; }

/* Swiper pagination */
.students-swiper .swiper-pagination-bullet {
  width: 10px; height: 10px; background: rgba(255,255,255,0.35); opacity: 1;
}
.students-swiper .swiper-pagination-bullet-active {
  background: var(--accent); width: 28px; border-radius: 5px;
}

/* ===== SUBJECTS ===== */
.subjects { background: var(--bg); }
.subjects-grid {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px;
}
.subject-card {
  background: var(--white); border-radius: var(--radius-lg);
  padding: 28px 16px; text-align: center;
  box-shadow: var(--shadow-sm); transition: var(--transition);
  border: 2px solid transparent; cursor: default;
}
.subject-card:hover { transform: translateY(-8px) scale(1.03); box-shadow: var(--shadow-lg); }
.subject-icon {
  width: 60px; height: 60px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; margin: 0 auto 12px; transition: var(--transition);
}
.subject-card:hover .subject-icon { transform: rotate(10deg) scale(1.1); }
.subject-card h5 { font-weight: 800; font-size: 1.05rem; margin-bottom: 4px; }
.subject-card p { font-size: 0.78rem; color: var(--text-muted); }

.subject-1 { border-color: rgba(229,57,53,0.15); }
.subject-1 .subject-icon { background: linear-gradient(135deg, #ffebee, #ffcdd2); color: #e53935; }
.subject-1 h5 { color: #c62828; }
.subject-2 { border-color: rgba(26,35,126,0.15); }
.subject-2 .subject-icon { background: linear-gradient(135deg, #e8eaf6, #c5cae9); color: #1a237e; }
.subject-2 h5 { color: #1a237e; }
.subject-3 { border-color: rgba(255,111,0,0.15); }
.subject-3 .subject-icon { background: linear-gradient(135deg, #fff3e0, #ffe0b2); color: #e65100; }
.subject-3 h5 { color: #e65100; }
.subject-4 { border-color: rgba(46,125,50,0.15); }
.subject-4 .subject-icon { background: linear-gradient(135deg, #e8f5e9, #c8e6c9); color: #2e7d32; }
.subject-4 h5 { color: #2e7d32; }
.subject-5 { border-color: rgba(121,85,72,0.15); }
.subject-5 .subject-icon { background: linear-gradient(135deg, #efebe9, #d7ccc8); color: #5d4037; }
.subject-5 h5 { color: #5d4037; }
.subject-6 { border-color: rgba(123,31,162,0.15); }
.subject-6 .subject-icon { background: linear-gradient(135deg, #f3e5f5, #e1bee7); color: #7b1fa2; }
.subject-6 h5 { color: #7b1fa2; }

/* ===== FEATURES ===== */
.features-section {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary), var(--primary-light));
}
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card {
  background: rgba(255,255,255,0.95); border-radius: var(--radius-lg);
  padding: 32px 24px; text-align: center; transition: var(--transition);
  box-shadow: var(--shadow-sm); display: flex; flex-direction: column;
}
.feature-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.feature-icon {
  width: 64px; height: 64px; border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; margin: 0 auto 18px; transition: var(--transition);
}
.feature-card:hover .feature-icon { transform: scale(1.1) rotate(5deg); }
.fi-1 { background: linear-gradient(135deg, #fff3e0, #ffe0b2); color: var(--accent); }
.fi-2 { background: linear-gradient(135deg, #e8f5e9, #c8e6c9); color: #2e7d32; }
.fi-3 { background: linear-gradient(135deg, #e3f2fd, #bbdefb); color: #1565c0; }
.fi-4 { background: linear-gradient(135deg, #fce4ec, #f8bbd0); color: #c2185b; }
.feature-card h4 { font-size: 1.1rem; font-weight: 800; color: var(--primary); margin-bottom: 10px; }
.feature-card p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; flex-grow: 1; }
.feature-link {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--primary); font-weight: 700; font-size: 0.9rem;
  margin-top: 16px;
}
.feature-link:hover { color: var(--secondary); gap: 10px; }

/* ===== GALLERY ===== */
.gallery { background: var(--bg); }
.gallery-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 200px; gap: 16px;
}
.gallery-item {
  position: relative; border-radius: var(--radius); overflow: hidden;
  cursor: pointer;
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s var(--ease); }
.gallery-item:hover img { transform: scale(1.08); }
.gallery-hover {
  position: absolute; inset: 0;
  background: rgba(26,35,126,0.45); display: flex;
  align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.35s ease;
}
.gallery-hover i { font-size: 2rem; color: var(--white); }
.gallery-item:hover .gallery-hover { opacity: 1; }
.gallery-tall { grid-row: span 2; }
.gallery-wide { grid-column: span 2; }

/* ===== TESTIMONIALS ===== */
.testimonials-section {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial-card {
  background: rgba(255,255,255,0.07); backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg); padding: 32px 24px;
  transition: var(--transition);
}
.testimonial-card:hover { transform: translateY(-6px); background: rgba(255,255,255,0.12); }
.testimonial-featured {
  background: rgba(255,255,255,0.14); border-color: rgba(255,204,2,0.3);
  transform: scale(1.03);
}
.testimonial-featured:hover { transform: scale(1.03) translateY(-6px); }
.testimonial-quote { color: var(--accent); font-size: 2.5rem; margin-bottom: 8px; opacity: 0.5; }
.testimonial-stars { color: var(--gold); font-size: 0.9rem; margin-bottom: 16px; display: flex; gap: 2px; }
.testimonial-card p { color: rgba(255,255,255,0.88); font-size: 0.95rem; line-height: 1.7; margin-bottom: 20px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--secondary));
  color: var(--white); font-weight: 800; font-size: 0.85rem;
  display: flex; align-items: center; justify-content: center;
}
.testimonial-author h6 { color: var(--white); font-weight: 700; font-size: 0.95rem; margin: 0; }
.testimonial-author small { color: rgba(255,255,255,0.55); font-size: 0.8rem; }

/* ===== CONTACT ===== */
.contact { background: var(--bg); }
.contact-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 40px; align-items: start; }
.contact-info {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-lg); padding: 36px; color: var(--white);
}
.contact-info-head { display: flex; align-items: center; gap: 14px; margin-bottom: 28px; padding-bottom: 20px; border-bottom: 1px solid rgba(255,255,255,0.15); }
.contact-info-head img { border-radius: 50%; }
.contact-info-head h4 { font-weight: 800; font-size: 1.2rem; margin: 0; }
.contact-info-head p { font-size: 0.85rem; opacity: 0.8; margin: 0; }
.contact-items { display: flex; flex-direction: column; gap: 20px; }
.contact-item { display: flex; gap: 14px; }
.contact-item-icon {
  width: 42px; height: 42px; flex-shrink: 0;
  background: rgba(255,255,255,0.12); border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.contact-item h6 { font-weight: 700; font-size: 0.9rem; margin: 0 0 2px; }
.contact-item p { font-size: 0.88rem; opacity: 0.85; margin: 0; line-height: 1.5; }
.contact-item a { color: var(--white); text-decoration: underline; text-underline-offset: 3px; }
.contact-item a:hover { color: var(--accent-light); }

.contact-form-wrap {
  background: var(--white); border-radius: var(--radius-lg);
  padding: 36px; box-shadow: var(--shadow);
}
.form-title { font-size: 1.3rem; font-weight: 800; color: var(--primary); margin-bottom: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-weight: 600; font-size: 0.88rem; color: var(--text); margin-bottom: 6px; }
.form-group label i { color: var(--primary-light); }
.form-group input, .form-group textarea {
  width: 100%; padding: 12px 16px; border: 2px solid #e0e0e0;
  border-radius: var(--radius-sm); font-family: var(--font-mr);
  font-size: 0.95rem; color: var(--text); transition: var(--transition);
  background: var(--bg);
}
.form-group input:focus, .form-group textarea:focus {
  outline: none; border-color: var(--primary-light);
  box-shadow: 0 0 0 4px rgba(57,73,171,0.1);
}
.form-group textarea { resize: vertical; min-height: 100px; }

/* ===== FOOTER ===== */
.footer {
  background: linear-gradient(135deg, #0a0f3c, var(--primary-dark));
  color: rgba(255,255,255,0.8); padding: 60px 0 0;
}
.footer-grid { display: grid; grid-template-columns: 3fr 2fr 2fr 3fr; gap: 40px; padding-bottom: 40px; }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.footer-brand img { border-radius: 50%; }
.footer-brand span { font-size: 1.2rem; font-weight: 900; color: var(--white); }
.footer-brand span span {
  background: linear-gradient(135deg, var(--secondary), var(--accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.footer-brand-col p { font-size: 0.9rem; line-height: 1.7; margin-bottom: 18px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 38px; height: 38px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; color: var(--white); transition: var(--transition);
}
.social-wa { background: #25d366; }
.social-fb { background: #1877f2; }
.social-ig { background: linear-gradient(135deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }
.social-yt { background: #ff0000; }
.footer-social a:hover { transform: translateY(-3px) scale(1.1); }

.footer-links-col h6, .footer-contact-col h6 {
  color: var(--white); font-weight: 800; font-size: 1rem; margin-bottom: 18px;
  position: relative; padding-bottom: 10px;
}
.footer-links-col h6::after, .footer-contact-col h6::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 30px; height: 3px; background: var(--accent); border-radius: 2px;
}
.footer-links-col li { margin-bottom: 8px; }
.footer-links-col a { display: flex; align-items: center; gap: 6px; font-size: 0.9rem; color: rgba(255,255,255,0.7); }
.footer-links-col a i { font-size: 0.7rem; color: var(--accent); }
.footer-links-col a:hover { color: var(--white); padding-left: 4px; }

.footer-contact-col li { display: flex; gap: 10px; margin-bottom: 12px; font-size: 0.9rem; }
.footer-contact-col li i { color: var(--accent); font-size: 0.9rem; margin-top: 3px; flex-shrink: 0; }
.footer-contact-col a { color: rgba(255,255,255,0.7); }
.footer-contact-col a:hover { color: var(--accent-light); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0; display: flex; justify-content: space-between;
  align-items: center; font-size: 0.85rem;
}

/* ===== WHATSAPP FAB ===== */
.whatsapp-fab {
  position: fixed; bottom: 24px; right: 24px; z-index: 999;
  width: 56px; height: 56px; border-radius: 50%;
  background: #25d366; color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; box-shadow: 0 6px 24px rgba(37,211,102,0.4);
  transition: var(--transition); animation: waFloat 2s ease-in-out infinite;
}
.whatsapp-fab:hover { transform: scale(1.1); box-shadow: 0 8px 32px rgba(37,211,102,0.5); color: var(--white); }
@keyframes waFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-4px); } }
.wa-tooltip {
  position: absolute; right: 66px; top: 50%; transform: translateY(-50%);
  background: var(--white); color: var(--text); font-size: 0.85rem;
  font-weight: 600; padding: 8px 14px; border-radius: var(--radius-sm);
  box-shadow: var(--shadow); white-space: nowrap;
  opacity: 0; pointer-events: none; transition: opacity 0.3s ease;
}
.whatsapp-fab:hover .wa-tooltip { opacity: 1; }

/* ===== SCROLL TOP ===== */
#scrollTop {
  position: fixed; bottom: 90px; right: 24px; z-index: 999;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--primary); color: var(--white);
  font-size: 1.1rem; display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow); opacity: 0; visibility: hidden;
  transform: translateY(10px); transition: var(--transition);
}
#scrollTop.visible { opacity: 1; visibility: visible; transform: translateY(0); }
#scrollTop:hover { background: var(--secondary); transform: translateY(-3px); }

/* ===== GLOBAL OVERFLOW FIX ===== */
html, body {
  max-width: 100vw;
  overflow-x: hidden;
}
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Nav overlay for mobile */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 999;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.nav-overlay.show {
  display: block;
  opacity: 1;
}

/* ===== RESPONSIVE ===== */

/* ----- Desktop Large (< 1200px) ----- */
@media (max-width: 1200px) {
  .exams-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ----- Tablet / Small Desktop (< 992px) ----- */
@media (max-width: 992px) {
  /* Navigation */
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100vh;
    height: 100dvh;
    background: var(--white);
    flex-direction: column;
    padding: 80px 24px 30px;
    box-shadow: -8px 0 30px rgba(0,0,0,0.15);
    transition: right 0.35s var(--ease);
    gap: 4px;
    align-items: stretch;
    z-index: 1001;
    overflow-y: auto;
  }
  .nav-menu.open { right: 0; }
  .nav-link {
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    display: block;
    width: 100%;
  }
  .nav-link:hover, .nav-link.active {
    background: var(--light);
  }
  .nav-cta {
    text-align: center;
    justify-content: center;
    display: flex;
    margin-top: 12px;
    padding: 14px 20px;
  }

  /* Hero */
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-content { order: 2; }
  .hero-visual { order: 1; }
  .hero-btns { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-desc { margin: 0 auto 28px; text-align: center; }
  .hero-badge { margin: 0 auto 16px; }
  .hero-subtitle { text-align: center; }
  .hero-img { max-height: 300px; }

  /* About */
  .about-grid { grid-template-columns: 1fr; }
  .about-img-col { max-width: 380px; margin: 0 auto; }

  /* Subjects */
  .subjects-grid { grid-template-columns: repeat(3, 1fr); }

  /* Testimonials */
  .testimonials-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }
  .testimonial-featured { transform: none; }
  .testimonial-featured:hover { transform: translateY(-6px); }

  /* Contact */
  .contact-grid { grid-template-columns: 1fr; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ----- Tablet Small / Phablet (< 768px) ----- */
@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .section-header { margin-bottom: 36px; }
  .section-heading { font-size: clamp(1.5rem, 5vw, 2rem); }
  .section-desc { font-size: 0.92rem; }

  /* Exams */
  .exams-grid { grid-template-columns: 1fr; }
  .exam-card { padding: 24px 20px; }

  /* Features */
  .features-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }

  /* Gallery */
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 150px;
    gap: 10px;
  }
  .gallery-wide { grid-column: span 1; }

  /* Subjects */
  .subjects-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }

  /* Hero */
  .hero { min-height: auto; padding: 80px 0 40px; }
  .hero-title { font-size: clamp(2rem, 9vw, 3rem); }
  .hero-subtitle { font-size: 0.95rem; }
  .hero-desc { font-size: 0.88rem; }
  .hero-stats { gap: 8px; }
  .hero-stat { padding: 10px 14px; min-width: 70px; }
  .hero-stat h3 { font-size: 1.4rem; }
  .hero-stat p { font-size: 0.68rem; }
  .hero-btns { gap: 10px; }
  .btn { padding: 12px 24px; font-size: 0.9rem; }

  /* About */
  .about-checks { grid-template-columns: 1fr; }
  .about-quote { padding: 12px 16px; font-size: 0.92rem; }

  /* Contact form */
  .form-row { grid-template-columns: 1fr; }
  .contact-info { padding: 28px 20px; }
  .contact-form-wrap { padding: 28px 20px; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .footer { padding: 40px 0 0; }

  /* CTA */
  .exams-cta-card { padding: 24px 18px; }
  .exams-cta-content h3 { font-size: 0.9rem; }
  .exams-cta { margin-top: 28px; }
}

/* ----- Mobile (< 576px) ----- */
@media (max-width: 576px) {
  .container { padding: 0 16px; }
  .section { padding: 50px 0; }

  /* Nav */
  .nav-brand-text { font-size: 1.1rem; }
  .nav-logo-img { width: 36px; height: 36px; }
  .navbar { padding: 10px 0; }

  /* Hero */
  .hero { padding: 70px 0 30px; }
  .hero-title { font-size: clamp(1.8rem, 10vw, 2.6rem); }
  .hero-float-badge, .hero-float-card { display: none; }
  .hero-img { max-height: 240px; }
  .hero-blob { display: none; }
  .hero-btns { flex-direction: column; align-items: center; gap: 10px; }
  .btn { width: 100%; justify-content: center; padding: 14px 20px; }
  .hero-stats { gap: 6px; flex-wrap: wrap; }
  .hero-stat { flex: 1; min-width: calc(50% - 6px); padding: 10px 8px; }
  .hero-stat h3 { font-size: 1.3rem; }
  .hero-badge { font-size: 0.8rem; padding: 6px 14px; }

  /* Sections */
  .section-label { font-size: 0.78rem; padding: 5px 14px; }
  .section-heading { font-size: 1.4rem; margin-bottom: 8px; }
  .section-desc { font-size: 0.85rem; }
  .section-header { margin-bottom: 28px; }

  /* About */
  .about-img-col { max-width: 100%; }
  .about-exp { padding: 10px 14px; }
  .about-exp-num { font-size: 1.5rem; }
  .about-text { font-size: 0.9rem; }
  .about-check { font-size: 0.88rem; }

  /* Exams */
  .exam-card { padding: 20px 16px; }
  .exam-card h4 { font-size: 1rem; }
  .exam-body { font-size: 0.82rem; }
  .exam-details li { font-size: 0.82rem; }
  .exam-icon { width: 48px; height: 48px; font-size: 1.3rem; }

  /* Subjects */
  .subjects-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .subject-card { padding: 18px 10px; }
  .subject-icon { width: 50px; height: 50px; font-size: 1.3rem; }
  .subject-card h5 { font-size: 0.92rem; }
  .subject-card p { font-size: 0.72rem; }

  /* Features */
  .features-grid { max-width: 100%; }
  .feature-card { padding: 24px 18px; }
  .feature-card h4 { font-size: 1rem; }
  .feature-card p { font-size: 0.85rem; }

  /* Gallery */
  .gallery-grid {
    grid-template-columns: 1fr 1fr;
    grid-auto-rows: 130px;
    gap: 8px;
  }
  .gallery-tall { grid-row: span 1; }

  /* Testimonials */
  .testimonial-card { padding: 24px 18px; }
  .testimonial-card p { font-size: 0.88rem; }
  .testimonials-grid { max-width: 100%; }

  /* Contact */
  .contact-info { padding: 24px 16px; border-radius: var(--radius); }
  .contact-form-wrap { padding: 24px 16px; border-radius: var(--radius); }
  .form-title { font-size: 1.1rem; margin-bottom: 18px; }
  .form-group input, .form-group textarea { padding: 10px 14px; font-size: 0.9rem; }
  .contact-item { gap: 10px; }
  .contact-item-icon { width: 36px; height: 36px; font-size: 0.95rem; }
  .contact-item h6 { font-size: 0.82rem; }
  .contact-item p { font-size: 0.82rem; }

  /* Footer */
  .footer-brand span { font-size: 1.05rem; }
  .footer-brand-col p { font-size: 0.85rem; }
  .footer-social a { width: 34px; height: 34px; font-size: 0.9rem; }
  .footer-links-col h6, .footer-contact-col h6 { font-size: 0.92rem; margin-bottom: 12px; }
  .footer-links-col a { font-size: 0.85rem; }
  .footer-contact-col li { font-size: 0.85rem; }
  .footer-bottom { font-size: 0.78rem; padding: 16px 0; }

  /* FABs */
  .whatsapp-fab { width: 50px; height: 50px; font-size: 1.4rem; bottom: 18px; right: 18px; }
  #scrollTop { width: 40px; height: 40px; font-size: 1rem; bottom: 76px; right: 18px; }
  .wa-tooltip { display: none; }
}

/* ----- Very Small Mobile (< 380px) ----- */
@media (max-width: 380px) {
  .container { padding: 0 12px; }
  .hero-title { font-size: 1.6rem; }
  .hero-stat { min-width: calc(50% - 4px); }
  .hero-stat h3 { font-size: 1.1rem; }
  .hero-stat p { font-size: 0.62rem; }
  .exam-card { padding: 16px 14px; }
  .subjects-grid { gap: 8px; }
  .gallery-grid { grid-auto-rows: 110px; }
  .nav-brand-text { font-size: 1rem; }
}