/* ═══════════════════════════════════════════════════════════
   EDUVERSE — MAIN STYLESHEET
   Palette: Indigo Ink + Gold Accents
   Fonts: Bricolage Grotesque + Plus Jakarta Sans
═══════════════════════════════════════════════════════════ */

/* ── CSS Variables ── */
:root {
  --indigo-950: #0D0620;
  --indigo-900: #1B0A3C;
  --indigo-800: #2D1469;
  --indigo-700: #3D1E7C;
  --indigo-600: #5B3FA6;
  --indigo-500: #7B68EE;
  --indigo-400: #9B8FFF;
  --indigo-300: #B8A9FF;
  --indigo-200: #D4CCFF;
  --indigo-100: #E8E0F0;
  --indigo-50:  #F4F0FF;

  --gold-500: #C9A84C;
  --gold-400: #E2C06A;
  --gold-300: #F0D98A;

  --white: #FFFFFF;
  --gray-50: #F9F8FF;
  --gray-100: #F0EEF8;
  --gray-200: #E0DCF0;
  --gray-400: #9B96B8;
  --gray-600: #5C5880;
  --gray-800: #2C2840;
  --gray-900: #1A1630;

  --font-display: 'Bricolage Grotesque', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --shadow-sm: 0 2px 8px rgba(27,10,60,0.08);
  --shadow-md: 0 8px 32px rgba(27,10,60,0.14);
  --shadow-lg: 0 20px 60px rgba(27,10,60,0.20);
  --shadow-xl: 0 32px 80px rgba(27,10,60,0.28);
  --shadow-glow: 0 0 40px rgba(123,104,238,0.35);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

  --nav-height: 72px;
  --container-max: 1200px;
  --section-pad: clamp(60px, 8vw, 100px);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background: var(--white);
  color: var(--gray-800);
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--indigo-50); }
::-webkit-scrollbar-thumb { background: var(--indigo-500); border-radius: 3px; }

/* ── Selection ── */
::selection { background: var(--indigo-500); color: var(--white); }

/* ══════════════════════════════════════════
   TYPOGRAPHY
══════════════════════════════════════════ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  line-height: 1.15;
  font-weight: 700;
  color: var(--indigo-900);
}

em { font-style: normal; color: var(--indigo-500); }

/* ══════════════════════════════════════════
   LAYOUT UTILITIES
══════════════════════════════════════════ */
.section-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--section-pad) clamp(16px, 4vw, 40px);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--indigo-500);
  background: rgba(123,104,238,0.1);
  border: 1px solid rgba(123,104,238,0.25);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--indigo-900);
  margin-bottom: 16px;
  line-height: 1.15;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--gray-600);
  line-height: 1.7;
}

/* ══════════════════════════════════════════
   BUTTONS
══════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 22px;
  border-radius: var(--radius-full);
  transition: var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: var(--transition);
}
.btn:hover::before { opacity: 1; }

.btn-primary {
  background: linear-gradient(135deg, var(--indigo-600), var(--indigo-500));
  color: var(--white);
  box-shadow: 0 4px 20px rgba(123,104,238,0.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(123,104,238,0.55);
}

.btn-outline {
  background: transparent;
  color: var(--indigo-700);
  border: 2px solid var(--indigo-300);
}
.btn-outline:hover {
  background: var(--indigo-50);
  border-color: var(--indigo-500);
  transform: translateY(-2px);
}

.btn-ghost {
  background: rgba(255,255,255,0.1);
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.25);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.2);
  transform: translateY(-2px);
}

.btn-lg { padding: 14px 32px; font-size: 1rem; }
.btn-sm { padding: 7px 16px; font-size: 0.8rem; }
.btn-full { width: 100%; justify-content: center; }

/* ══════════════════════════════════════════
   SCROLL ANIMATIONS
══════════════════════════════════════════ */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ══════════════════════════════════════════
   NAVIGATION
══════════════════════════════════════════ */
.nav-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: var(--transition);
}

.nav-header.scrolled {
  background: rgba(13, 6, 32, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(123,104,238,0.2);
  box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 40px);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--white);
  flex-shrink: 0;
}
.logo-icon { font-size: 1.6rem; }
.logo-accent { color: var(--indigo-400); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  padding: 8px 14px;
  border-radius: var(--radius-full);
  transition: var(--transition);
}
.nav-link:hover {
  color: var(--white);
  background: rgba(255,255,255,0.1);
}

.nav-admin {
  color: var(--gold-400) !important;
  border: 1px solid rgba(201,168,76,0.3);
}
.nav-admin:hover {
  background: rgba(201,168,76,0.1) !important;
  border-color: var(--gold-400);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-actions .btn-outline {
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
  font-size: 0.85rem;
  padding: 8px 20px;
}
.nav-actions .btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ══════════════════════════════════════════
   HERO SECTION
══════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--indigo-950);
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: orbFloat 8s ease-in-out infinite;
}
.hero-orb-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(91,63,166,0.5), transparent 70%);
  top: -200px; right: -100px;
  animation-delay: 0s;
}
.hero-orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(123,104,238,0.35), transparent 70%);
  bottom: -100px; left: -100px;
  animation-delay: -3s;
}
.hero-orb-3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(201,168,76,0.2), transparent 70%);
  top: 40%; left: 40%;
  animation-delay: -5s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 30px) scale(0.95); }
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(123,104,238,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(123,104,238,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

.hero-container {
  position: relative;
  z-index: 2;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 80px clamp(16px, 4vw, 40px) 100px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(123,104,238,0.15);
  border: 1px solid rgba(123,104,238,0.35);
  color: var(--indigo-300);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  margin-bottom: 28px;
  backdrop-filter: blur(8px);
}

.badge-dot {
  width: 8px; height: 8px;
  background: var(--gold-400);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.3); }
}

.hero-title {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero-title-accent {
  background: linear-gradient(135deg, var(--indigo-400), var(--gold-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.7);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  padding: 24px 40px;
  backdrop-filter: blur(12px);
  max-width: 700px;
  margin: 0 auto;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 32px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}

.stat-suffix {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 800;
  color: var(--indigo-400);
}

.stat-label {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.55);
  margin-top: 4px;
  letter-spacing: 0.03em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.15);
  flex-shrink: 0;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.4);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-mouse {
  width: 22px; height: 36px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 11px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-wheel {
  width: 3px; height: 8px;
  background: rgba(255,255,255,0.5);
  border-radius: 2px;
  animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(10px); opacity: 0; }
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ══════════════════════════════════════════
   TRUSTED BY
══════════════════════════════════════════ */
.trusted {
  background: var(--gray-50);
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
  padding: 28px 0;
  overflow: hidden;
}

.trusted-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 40px);
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}

.trusted-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gray-400);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
}

.trusted-logos {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}

.trusted-logo {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-400);
  letter-spacing: -0.02em;
  transition: var(--transition);
  cursor: default;
}
.trusted-logo:hover { color: var(--indigo-600); }

/* ══════════════════════════════════════════
   FEATURES SECTION
══════════════════════════════════════════ */
.features {
  background: var(--white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--indigo-500), var(--indigo-400));
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

.feature-card:hover {
  border-color: var(--indigo-200);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}
.feature-card:hover::before { transform: scaleX(1); }

.feature-icon-wrap {
  margin-bottom: 20px;
}

.feature-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--indigo-50), var(--indigo-100));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  transition: var(--transition);
}
.feature-card:hover .feature-icon {
  background: linear-gradient(135deg, var(--indigo-500), var(--indigo-600));
  transform: scale(1.1) rotate(-5deg);
}

.feature-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--indigo-900);
  margin-bottom: 10px;
}

.feature-desc {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 20px;
}

.feature-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--indigo-500);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition);
}
.feature-link span { transition: var(--transition); }
.feature-link:hover { color: var(--indigo-700); }
.feature-link:hover span { transform: translateX(4px); }

/* ══════════════════════════════════════════
   COURSES SECTION
══════════════════════════════════════════ */
.courses {
  background: var(--indigo-950);
  position: relative;
  overflow: hidden;
}

.courses-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.courses-orb {
  position: absolute;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(91,63,166,0.3), transparent 70%);
  top: -200px; right: -200px;
  border-radius: 50%;
  filter: blur(60px);
}

.courses .section-tag { color: var(--indigo-300); background: rgba(123,104,238,0.15); border-color: rgba(123,104,238,0.3); }
.courses .section-title { color: var(--white); }
.courses .section-subtitle { color: rgba(255,255,255,0.6); }

.courses-filter {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.filter-btn {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  color: rgba(255,255,255,0.6);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255,255,255,0.15);
  transition: var(--transition);
}
.filter-btn:hover {
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.08);
}
.filter-btn.active {
  background: var(--indigo-500);
  color: var(--white);
  border-color: var(--indigo-500);
  box-shadow: 0 4px 16px rgba(123,104,238,0.4);
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.course-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}
.course-card:hover {
  border-color: rgba(123,104,238,0.5);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), var(--shadow-glow);
  transform: translateY(-8px);
}

.course-card.hidden { display: none; }

.course-img {
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.course-emoji {
  font-size: 3.5rem;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
  transition: var(--transition);
}
.course-card:hover .course-emoji { transform: scale(1.15) rotate(-5deg); }

.course-badge {
  position: absolute;
  top: 12px; right: 12px;
  background: var(--gold-500);
  color: var(--indigo-950);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}
.course-badge-new { background: #22C55E; color: var(--white); }

.course-body { padding: 24px; }

.course-tag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--indigo-400);
  margin-bottom: 8px;
  display: block;
}

.course-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
  line-height: 1.3;
}

.course-desc {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.6;
  margin-bottom: 16px;
}

.course-meta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.course-meta span {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.06);
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.course-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.course-price {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--gold-400);
}
.course-price small {
  font-size: 0.7rem;
  font-weight: 500;
  color: rgba(255,255,255,0.4);
}

/* ══════════════════════════════════════════
   FEES SECTION
══════════════════════════════════════════ */
.fees {
  background: linear-gradient(180deg, var(--indigo-50) 0%, var(--white) 100%);
}

.fees-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  align-items: start;
  margin-bottom: 40px;
}

.fee-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  position: relative;
  transition: var(--transition);
  overflow: hidden;
}

.fee-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(123,104,238,0.03), transparent);
  pointer-events: none;
}

.fee-card:hover {
  border-color: var(--indigo-300);
  box-shadow: var(--shadow-xl);
  transform: translateY(-8px);
}

.fee-card-featured {
  background: linear-gradient(160deg, var(--indigo-900), var(--indigo-800));
  border-color: var(--indigo-600);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
  transform: scale(1.04);
}
.fee-card-featured:hover { transform: scale(1.04) translateY(-8px); }

.fee-popular-badge {
  position: absolute;
  top: -1px; left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(90deg, var(--gold-500), var(--gold-400));
  color: var(--indigo-950);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 20px;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.fee-card-header { margin-bottom: 24px; }

.fee-icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 12px;
}

.fee-plan {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--indigo-900);
  margin-bottom: 4px;
}
.fee-card-featured .fee-plan { color: var(--white); }

.fee-tagline {
  font-size: 0.85rem;
  color: var(--gray-400);
}
.fee-card-featured .fee-tagline { color: rgba(255,255,255,0.6); }

.fee-price-wrap {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--gray-200);
}
.fee-card-featured .fee-price-wrap { border-bottom-color: rgba(255,255,255,0.15); }

.fee-currency {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--indigo-500);
}
.fee-card-featured .fee-currency { color: var(--gold-400); }

.fee-amount {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--indigo-900);
  line-height: 1;
}
.fee-card-featured .fee-amount { color: var(--white); }

.fee-period {
  font-size: 0.85rem;
  color: var(--gray-400);
}
.fee-card-featured .fee-period { color: rgba(255,255,255,0.5); }

.fee-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.fee-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--gray-700);
}
.fee-card-featured .fee-features li { color: rgba(255,255,255,0.85); }
.fee-features li.muted { opacity: 0.45; }

.check {
  width: 20px; height: 20px;
  background: rgba(123,104,238,0.12);
  color: var(--indigo-500);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  flex-shrink: 0;
}
.fee-card-featured .check { background: rgba(201,168,76,0.2); color: var(--gold-400); }

.cross {
  width: 20px; height: 20px;
  background: rgba(0,0,0,0.05);
  color: var(--gray-400);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  flex-shrink: 0;
}

.fee-card-featured .btn-primary {
  background: linear-gradient(135deg, var(--gold-500), var(--gold-400));
  color: var(--indigo-950);
  box-shadow: 0 4px 20px rgba(201,168,76,0.4);
}

.fees-note {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: rgba(123,104,238,0.06);
  border: 1px solid rgba(123,104,238,0.15);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  max-width: 700px;
  margin: 0 auto;
}

.fees-note-icon { font-size: 1.4rem; flex-shrink: 0; }

.fees-note p {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.6;
}
.fees-note strong { color: var(--indigo-700); }

/* ══════════════════════════════════════════
   TESTIMONIALS SECTION
══════════════════════════════════════════ */
.testimonials {
  background: var(--indigo-950);
  position: relative;
  overflow: hidden;
}

.testimonials-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.testimonials-orb {
  position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(61,30,124,0.4), transparent 70%);
  bottom: -200px; left: -100px;
  border-radius: 50%;
  filter: blur(60px);
}

.testimonials .section-tag { color: var(--indigo-300); background: rgba(123,104,238,0.15); border-color: rgba(123,104,238,0.3); }
.testimonials .section-title { color: var(--white); }
.testimonials .section-subtitle { color: rgba(255,255,255,0.6); }

.carousel-wrapper { position: relative; }

.carousel {
  overflow: hidden;
  border-radius: var(--radius-xl);
}

.carousel-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card {
  min-width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  padding: clamp(28px, 5vw, 52px);
  position: relative;
}

.testimonial-quote {
  font-family: var(--font-display);
  font-size: 6rem;
  line-height: 0.8;
  color: var(--indigo-600);
  margin-bottom: 16px;
  opacity: 0.6;
}

.testimonial-text {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.85);
  line-height: 1.75;
  margin-bottom: 32px;
  max-width: 800px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.author-avatar {
  width: 52px; height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--white);
  flex-shrink: 0;
}

.author-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}
.author-info strong {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
}
.author-info span {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
}

.testimonial-stars {
  font-size: 1rem;
  color: var(--gold-400);
  letter-spacing: 2px;
  margin-left: auto;
}

.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-top: 32px;
}

.carousel-btn {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.carousel-btn:hover {
  background: var(--indigo-500);
  border-color: var(--indigo-500);
  transform: scale(1.1);
}

.carousel-dots {
  display: flex;
  gap: 8px;
}

.carousel-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.25);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}
.carousel-dot.active {
  background: var(--indigo-400);
  width: 24px;
  border-radius: 4px;
}

/* ══════════════════════════════════════════
   CTA SECTION
══════════════════════════════════════════ */
.cta-section {
  background: linear-gradient(135deg, var(--indigo-800), var(--indigo-700));
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
}

.cta-container {
  position: relative;
  z-index: 1;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--section-pad) clamp(16px, 4vw, 40px);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: center;
}

.cta-section .section-tag { color: var(--gold-300); background: rgba(201,168,76,0.15); border-color: rgba(201,168,76,0.3); }

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  line-height: 1.15;
}
.cta-section em { color: var(--gold-400); }

.cta-subtitle {
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 32px;
  line-height: 1.6;
}

.cta-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.cta-section .btn-primary {
  background: linear-gradient(135deg, var(--gold-500), var(--gold-400));
  color: var(--indigo-950);
  box-shadow: 0 4px 20px rgba(201,168,76,0.4);
}

.cta-visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 260px;
}

.cta-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  backdrop-filter: blur(8px);
  transition: var(--transition);
}
.cta-card:hover {
  background: rgba(255,255,255,0.12);
  transform: translateX(4px);
}

.cta-card-icon { font-size: 1.6rem; }

.cta-card-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.cta-card-text strong {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white);
}
.cta-card-text span {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
}

/* ══════════════════════════════════════════
   CONTACT SECTION
══════════════════════════════════════════ */
.contact {
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.contact-desc {
  font-size: 1rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 36px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-icon {
  font-size: 1.3rem;
  width: 44px; height: 44px;
  background: var(--indigo-50);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.contact-item strong {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--indigo-900);
}
.contact-item span {
  font-size: 0.875rem;
  color: var(--gray-600);
}

/* Contact Form */
.contact-form-wrap {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: 40px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--indigo-900);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--white);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 0.9rem;
  color: var(--gray-800);
  transition: var(--transition);
  outline: none;
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--indigo-500);
  box-shadow: 0 0 0 3px rgba(123,104,238,0.12);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-400);
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239B96B8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-group textarea { resize: vertical; min-height: 90px; }

.form-success {
  display: none;
  align-items: center;
  gap: 10px;
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.3);
  color: #16A34A;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 14px 18px;
  border-radius: var(--radius-md);
}
.form-success.show { display: flex; }

/* ══════════════════════════════════════════
   FOOTER
══════════════════════════════════════════ */
.footer {
  background: var(--indigo-950);
}

.footer-top {
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 40px);
}

.footer-top .footer-container {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-top: 60px;
  padding-bottom: 60px;
}

.footer-logo { margin-bottom: 16px; }

.footer-tagline {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
  margin-bottom: 24px;
  max-width: 280px;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.social-link {
  width: 38px; height: 38px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
}
.social-link:hover {
  background: var(--indigo-600);
  border-color: var(--indigo-500);
  color: var(--white);
  transform: translateY(-3px);
}

.footer-heading {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer-links a:hover {
  color: var(--indigo-300);
  transform: translateX(4px);
}

.footer-bottom {
  padding: 20px 0;
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 20px;
  padding-bottom: 20px;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}

.footer-legal {
  display: flex;
  gap: 20px;
}

.footer-legal a {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
  transition: var(--transition);
}
.footer-legal a:hover { color: var(--indigo-300); }

/* ══════════════════════════════════════════
   BACK TO TOP
══════════════════════════════════════════ */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px; height: 48px;
  background: var(--indigo-600);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: var(--transition);
  z-index: 999;
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--indigo-500);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

/* ══════════════════════════════════════════
   RESPONSIVE — TABLET
══════════════════════════════════════════ */
@media (max-width: 1024px) {
  .cta-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .cta-visual {
    flex-direction: row;
    flex-wrap: wrap;
    min-width: unset;
  }
  .cta-card { flex: 1; min-width: 200px; }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .footer-top .footer-container {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

/* ══════════════════════════════════════════
   RESPONSIVE — MOBILE
══════════════════════════════════════════ */
@media (max-width: 768px) {
  :root { --nav-height: 64px; }

  /* Nav */
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: rgba(13,6,32,0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: stretch;
    padding: 20px 24px 32px;
    gap: 4px;
    transform: translateY(-110%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-bottom: 1px solid rgba(123,104,238,0.2);
    z-index: 999;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-link { padding: 12px 16px; border-radius: var(--radius-md); font-size: 1rem; }
  .hamburger { display: flex; }
  .nav-actions .btn-outline { display: none; }

  /* Hero */
  .hero-stats {
    flex-direction: column;
    gap: 20px;
    padding: 24px;
  }
  .stat-divider { width: 60px; height: 1px; }
  .stat-item { padding: 0; }

  /* Features */
  .features-grid { grid-template-columns: 1fr; }

  /* Courses */
  .courses-grid { grid-template-columns: 1fr; }

  /* Fees */
  .fees-grid { grid-template-columns: 1fr; }
  .fee-card-featured { transform: none; }
  .fee-card-featured:hover { transform: translateY(-8px); }

  /* Form */
  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 24px; }

  /* Footer */
  .footer-top .footer-container {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-top: 40px;
    padding-bottom: 40px;
  }
  .footer-bottom-inner { flex-direction: column; text-align: center; }

  /* CTA */
  .cta-visual { flex-direction: column; }

  /* Back to top */
  .back-to-top { bottom: 20px; right: 20px; }
}

@media (max-width: 480px) {
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { justify-content: center; }
  .cta-actions { flex-direction: column; }
  .trusted-logos { gap: 20px; }
  .courses-filter { gap: 6px; }
  .filter-btn { padding: 6px 14px; font-size: 0.8rem; }
}