/* ═══════════════════════════════════════════════════════════════
   WONDERFUL SOLUTIONS — LUXURY ENTERPRISE STYLESHEET
   Premium, Clean, Corporate | $50K Agency-Grade Design
   ═══════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,300;1,400;1,500&family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400;1,500&family=Instrument+Serif:ital@0;1&display=swap');

/* ═══════════════════════════════════════════════════════════════
   CSS CUSTOM PROPERTIES — LIGHT MODE
   ═══════════════════════════════════════════════════════════════ */
:root {
  /* ── Brand Blues (preserved) ── */
  --primary:           #2d9cdb;
  --primary-dark:      #1d70b8;
  --primary-deeper:    #155fa0;
  --primary-light:     #4ab3eb;
  --primary-xlight:    #e8f5fd;
  --primary-glass:     rgba(45, 156, 219, 0.12);
  --primary-glass-md:  rgba(45, 156, 219, 0.18);
  --primary-glass-lg:  rgba(45, 156, 219, 0.28);

  --accent:            #1d70b8;
  --accent-hover:      #155fa0;

  --brand-gradient:    linear-gradient(135deg, #155fa0 0%, #1d70b8 35%, #2d9cdb 70%, #4ab3eb 100%);
  --brand-gradient-45: linear-gradient(45deg,  #155fa0 0%, #2d9cdb 100%);
  --brand-gradient-r:  linear-gradient(135deg, #4ab3eb 0%, #2d9cdb 50%, #1d70b8 100%);

  /* ── Neutrals ── */
  --navy-deep:    #060f1c;
  --navy:         #0c1d2e;
  --navy-mid:     #0f2d4a;
  --text-dark:    #0c1d2e;
  --text-medium:  #2e4a62;
  --text-muted:   #5a7898;
  --text-light:   #8aafc8;

  /* ── Surfaces ── */
  --bg-primary:   #ffffff;
  --bg-secondary: #f6fafd;
  --bg-tertiary:  #edf4fb;
  --bg-card:      #ffffff;
  --bg-nav:       rgba(255,255,255,0.82);
  --bg-footer:    #07111d;

  /* ── Borders ── */
  --border:       rgba(45, 156, 219, 0.15);
  --border-light: rgba(45, 156, 219, 0.08);
  --border-mid:   rgba(45, 156, 219, 0.25);

  /* ── Glassmorphism (Light) — Premium Tier ── */
  --glass-bg:         rgba(255, 255, 255, 0.78);
  --glass-bg-md:      rgba(255, 255, 255, 0.62);
  --glass-bg-sm:      rgba(255, 255, 255, 0.42);
  --glass-border:     rgba(255, 255, 255, 0.95);
  --glass-border-sm:  rgba(255, 255, 255, 0.60);
  --glass-highlight:  rgba(255, 255, 255, 0.90);
  --glass-shadow:     0 4px 24px rgba(29, 112, 184, 0.10), 0 1px 6px rgba(29, 112, 184, 0.07), inset 0 1px 0 rgba(255,255,255,0.95);
  --glass-shadow-lg:  0 16px 56px rgba(29, 112, 184, 0.16), 0 4px 16px rgba(29, 112, 184, 0.09), inset 0 1px 0 rgba(255,255,255,0.95);
  --glass-shadow-card: 0 2px 16px rgba(29, 112, 184, 0.08), 0 8px 40px rgba(29, 112, 184, 0.06), inset 0 1px 0 rgba(255,255,255,1);
  --glass-blur:       blur(28px) saturate(200%) brightness(1.02);
  --glass-blur-sm:    blur(16px) saturate(180%) brightness(1.01);
  --glass-blur-xs:    blur(10px) saturate(160%);

  /* ── Shadows ── */
  --shadow-xs:  0 1px 3px rgba(12, 29, 46, 0.04);
  --shadow-sm:  0 2px 8px rgba(12, 29, 46, 0.06);
  --shadow-md:  0 4px 20px rgba(12, 29, 46, 0.08), 0 1px 4px rgba(29, 112, 184, 0.06);
  --shadow-lg:  0 12px 40px rgba(12, 29, 46, 0.10), 0 2px 8px rgba(29, 112, 184, 0.08);
  --shadow-xl:  0 24px 64px rgba(12, 29, 46, 0.12), 0 4px 16px rgba(29, 112, 184, 0.10);
  --shadow-2xl: 0 40px 96px rgba(12, 29, 46, 0.16), 0 8px 32px rgba(29, 112, 184, 0.12);
  --shadow-primary: 0 8px 32px rgba(29, 112, 184, 0.35);
  --shadow-primary-lg: 0 16px 48px rgba(29, 112, 184, 0.45);

  /* ── Radius ── */
  --r-xs:   6px;
  --r-sm:   10px;
  --r-md:   14px;
  --r-lg:   20px;
  --r-xl:   28px;
  --r-2xl:  36px;
  --r-full: 9999px;

  /* ── Motion ── */
  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:    cubic-bezier(0.4, 0, 1, 1);
  --ease-inout: cubic-bezier(0.4, 0, 0.2, 1);
  --transition:      all 0.3s var(--ease-out);
  --transition-fast: all 0.15s var(--ease-out);
  --transition-slow: all 0.5s var(--ease-out);

  /* ── Typography ── */
  --font-body:    'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Cormorant Garamond', 'Instrument Serif', Georgia, serif;

  /* ── Spacing ── */
  --section-pad: clamp(80px, 8vw, 120px);
  --container:   1320px;
}

/* ═══════════════════════════════════════════════════════════════
   DARK MODE
   ═══════════════════════════════════════════════════════════════ */
[data-theme="dark"] {
  --primary:           #5bbdee;
  --primary-dark:      #3daee8;
  --primary-deeper:    #2d9cdb;
  --primary-light:     #7dcdf2;
  --primary-xlight:    #071525;
  --primary-glass:     rgba(93, 187, 238, 0.10);
  --primary-glass-md:  rgba(93, 187, 238, 0.16);
  --primary-glass-lg:  rgba(93, 187, 238, 0.24);

  --accent:            #5bbdee;
  --accent-hover:      #3daee8;

  --brand-gradient:    linear-gradient(135deg, #1d70b8 0%, #2d9cdb 50%, #5bbdee 100%);

  --navy-deep:    #ffffff;
  --navy:         #e2edf5;
  --navy-mid:     #c0d8ea;
  --text-dark:    #e8f2fa;
  --text-medium:  #94b8d4;
  --text-muted:   #6a90b0;
  --text-light:   #4a6e8a;

  --bg-primary:   #060f1c;
  --bg-secondary: #0a1826;
  --bg-tertiary:  #0f2236;
  --bg-card:      #0f2236;
  --bg-nav:       rgba(6, 15, 28, 0.88);
  --bg-footer:    #030a12;

  --border:       rgba(93, 187, 238, 0.12);
  --border-light: rgba(93, 187, 238, 0.06);
  --border-mid:   rgba(93, 187, 238, 0.22);

  /* ── Glassmorphism (Dark) — Premium Tier ── */
  --glass-bg:         rgba(10, 24, 42, 0.80);
  --glass-bg-md:      rgba(10, 24, 42, 0.65);
  --glass-bg-sm:      rgba(10, 24, 42, 0.45);
  --glass-border:     rgba(93, 187, 238, 0.22);
  --glass-border-sm:  rgba(93, 187, 238, 0.12);
  --glass-highlight:  rgba(93, 187, 238, 0.10);
  --glass-shadow:     0 4px 24px rgba(0, 0, 0, 0.45), 0 1px 6px rgba(93, 187, 238, 0.08), inset 0 1px 0 rgba(93,187,238,0.14);
  --glass-shadow-lg:  0 16px 56px rgba(0, 0, 0, 0.60), 0 4px 16px rgba(93, 187, 238, 0.10), inset 0 1px 0 rgba(93,187,238,0.14);
  --glass-shadow-card: 0 2px 16px rgba(0, 0, 0, 0.40), 0 8px 40px rgba(0, 0, 0, 0.30), inset 0 1px 0 rgba(93,187,238,0.15);

  --shadow-xs:  0 1px 3px rgba(0,0,0,0.25);
  --shadow-sm:  0 2px 8px rgba(0,0,0,0.35);
  --shadow-md:  0 4px 20px rgba(0,0,0,0.45);
  --shadow-lg:  0 12px 40px rgba(0,0,0,0.55);
  --shadow-xl:  0 24px 64px rgba(0,0,0,0.60);
  --shadow-2xl: 0 40px 96px rgba(0,0,0,0.65);
}

/* ═══════════════════════════════════════════════════════════════
   RESET & BASE
   ═══════════════════════════════════════════════════════════════ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-dark);
  line-height: 1.65;
  transition: background-color 0.35s var(--ease-inout), color 0.35s var(--ease-inout);
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: var(--transition-fast); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; outline: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ═══════════════════════════════════════════════════════════════
   LAYOUT
   ═══════════════════════════════════════════════════════════════ */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}
section { padding: var(--section-pad) 0; }
.text-center { text-align: center; }

/* ═══════════════════════════════════════════════════════════════
   TYPOGRAPHY SYSTEM
   ═══════════════════════════════════════════════════════════════ */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--primary);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: '';
  display: block;
  width: 28px;
  height: 1.5px;
  background: var(--primary);
  border-radius: 2px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-glass);
  color: var(--primary);
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  padding: 7px 18px;
  border-radius: var(--r-full);
  margin-bottom: 20px;
  border: 1px solid var(--border-mid);
  backdrop-filter: var(--glass-blur-xs);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 400;
  color: var(--text-dark);
  line-height: 1.15;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
}
.section-title em {
  font-style: italic;
  color: var(--primary);
}
.section-title span { color: var(--primary); }

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-medium);
  max-width: 580px;
  line-height: 1.75;
  font-weight: 300;
}

.section-header { text-align: center; margin-bottom: 64px; }
.section-header .section-subtitle { margin: 0 auto; }

/* ═══════════════════════════════════════════════════════════════
   GLASSMORPHISM UTILITY CLASSES — PREMIUM TIER
   ═══════════════════════════════════════════════════════════════ */
.glass {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-shadow);
  position: relative;
  overflow: hidden;
}
.glass::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(255,255,255,0.20) 0%,
    rgba(255,255,255,0.04) 40%,
    rgba(255,255,255,0.00) 60%,
    rgba(255,255,255,0.06) 100%
  );
  pointer-events: none;
  z-index: 0;
  border-radius: inherit;
}
[data-theme="dark"] .glass::before {
  background: linear-gradient(
    135deg,
    rgba(93,187,238,0.10) 0%,
    rgba(93,187,238,0.02) 40%,
    rgba(0,0,0,0.00) 60%,
    rgba(93,187,238,0.04) 100%
  );
}
.glass > * { position: relative; z-index: 1; }

.glass-sm {
  background: var(--glass-bg-sm);
  border: 1px solid var(--glass-border-sm);
  backdrop-filter: var(--glass-blur-sm);
  -webkit-backdrop-filter: var(--glass-blur-sm);
  position: relative;
  overflow: hidden;
}
.glass-sm::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--glass-highlight);
  pointer-events: none;
  z-index: 0;
  border-radius: inherit;
}

.glass-md {
  background: var(--glass-bg-md);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur-sm);
  -webkit-backdrop-filter: var(--glass-blur-sm);
  box-shadow: var(--glass-shadow);
  position: relative;
  overflow: hidden;
}
.glass-md::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(255,255,255,0.14) 0%,
    rgba(255,255,255,0.02) 50%,
    rgba(255,255,255,0.00) 100%
  );
  pointer-events: none;
  z-index: 0;
  border-radius: inherit;
}
[data-theme="dark"] .glass-md::before {
  background: linear-gradient(
    135deg,
    rgba(93,187,238,0.08) 0%,
    rgba(93,187,238,0.01) 50%,
    rgba(0,0,0,0.00) 100%
  );
}
.glass-md > * { position: relative; z-index: 1; }

/* Premium glass card variant */
.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-shadow-card);
  position: relative;
  overflow: hidden;
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1), box-shadow 0.4s cubic-bezier(0.16,1,0.3,1);
}
.glass-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--glass-border) 30%, var(--glass-highlight) 50%, var(--glass-border) 70%, transparent 100%);
  pointer-events: none;
  z-index: 1;
}
.glass-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(255,255,255,0.18) 0%,
    rgba(255,255,255,0.03) 35%,
    rgba(255,255,255,0.00) 65%,
    rgba(255,255,255,0.05) 100%
  );
  pointer-events: none;
  z-index: 0;
  border-radius: inherit;
  transition: opacity 0.3s ease;
}
[data-theme="dark"] .glass-card::after {
  background: linear-gradient(
    135deg,
    rgba(93,187,238,0.10) 0%,
    rgba(93,187,238,0.02) 35%,
    rgba(0,0,0,0.00) 65%,
    rgba(93,187,238,0.04) 100%
  );
}
.glass-card > * { position: relative; z-index: 2; }
.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--glass-shadow-lg);
}
.glass-card:hover::after { opacity: 1.3; }

/* ═══════════════════════════════════════════════════════════════
   BUTTONS — LUXURY SYSTEM
   ═══════════════════════════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 15px 32px;
  border-radius: var(--r-full);
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  transition: var(--transition);
  cursor: pointer;
  border: 1.5px solid transparent;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: var(--transition-fast);
  border-radius: inherit;
}
.btn:hover::after { background: rgba(255,255,255,0.07); }

.btn-primary {
  background: var(--brand-gradient);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-primary);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-primary-lg);
  color: #fff;
}
.btn-primary:active { transform: translateY(0); }

.btn-glass {
  background: var(--glass-bg);
  color: var(--primary-dark);
  border-color: var(--glass-border);
  backdrop-filter: var(--glass-blur-sm);
  -webkit-backdrop-filter: var(--glass-blur-sm);
  box-shadow: var(--glass-shadow);
}
[data-theme="dark"] .btn-glass { color: var(--primary); }
.btn-glass:hover {
  background: var(--glass-bg-md);
  transform: translateY(-2px);
  box-shadow: var(--glass-shadow-lg);
  border-color: var(--border-mid);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--border-mid);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-primary);
}

.btn-ghost {
  background: transparent;
  color: var(--text-medium);
  border-color: var(--border);
}
.btn-ghost:hover {
  background: var(--bg-tertiary);
  color: var(--text-dark);
  border-color: var(--border-mid);
}

/* On dark/gradient backgrounds */
.btn-secondary {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border-color: rgba(255,255,255,0.35);
  backdrop-filter: var(--glass-blur-xs);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.22);
  border-color: rgba(255,255,255,0.6);
  transform: translateY(-2px);
}

.btn-white {
  background: #fff;
  color: var(--primary-dark);
  border-color: #fff;
}
.btn-white:hover {
  background: var(--primary-xlight);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-sm  { padding: 10px 22px; font-size: 12px; letter-spacing: 0.6px; }
.btn-lg  { padding: 18px 40px; font-size: 14.5px; }
.btn-xl  { padding: 20px 48px; font-size: 15px; }
.btn-icon { padding: 12px; aspect-ratio: 1; }

/* ═══════════════════════════════════════════════════════════════
   PAGE LOADER
   ═══════════════════════════════════════════════════════════════ */
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.6s cubic-bezier(0.16,1,0.3,1), visibility 0.6s;
}
.page-loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-logo {
  text-align: center;
  animation: loader-emerge 0.8s cubic-bezier(0.16,1,0.3,1) both;
}
@keyframes loader-emerge {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.loader-logo img { width: 220px; margin: 0 auto 36px; }
.loader-spinner {
  width: 36px; height: 36px;
  border: 1.5px solid rgba(255,255,255,0.08);
  border-top-color: var(--primary-light);
  border-right-color: rgba(74,179,235,0.4);
  border-radius: 50%;
  animation: spin 0.9s cubic-bezier(0.68,-0.55,0.27,1.55) infinite;
  margin: 0 auto;
}
.loader-line {
  width: 120px; height: 1px;
  background: rgba(255,255,255,0.08);
  margin: 28px auto 0;
  border-radius: var(--r-full);
  overflow: hidden;
  position: relative;
}
.loader-line::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--primary-light), transparent);
  animation: loader-scan 1.6s ease-in-out infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes loader-scan {
  0%   { left: -60%; }
  100% { left: 160%; }
}

/* ═══════════════════════════════════════════════════════════════
   NAVIGATION — LUXURY GLASSMORPHISM
   ═══════════════════════════════════════════════════════════════ */
#main-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: var(--transition);
}

.nav-top {
  background: var(--primary-dark);
  padding: 9px 0;
  transition: var(--transition);
}
.nav-top-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.nav-contact-items { display: flex; align-items: center; gap: 28px; }
.nav-contact-item {
  display: flex; align-items: center; gap: 8px;
  color: rgba(255,255,255,0.78);
  font-size: 12.5px;
  font-weight: 400;
  letter-spacing: 0.2px;
}
.nav-contact-item i { font-size: 11px; opacity: 0.7; }
.nav-top-actions { display: flex; align-items: center; gap: 14px; }
.nav-top-link {
  color: rgba(255,255,255,0.78);
  font-size: 12.5px;
  font-weight: 500;
  transition: var(--transition-fast);
}
.nav-top-link:hover { color: #fff; }
.nav-apply-btn {
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  color: #fff;
  padding: 6px 18px;
  border-radius: var(--r-full);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: var(--transition);
  display: flex; align-items: center; gap: 7px;
  backdrop-filter: var(--glass-blur-xs);
}
.nav-apply-btn:hover {
  background: rgba(255,255,255,0.25);
  border-color: rgba(255,255,255,0.5);
  transform: translateY(-1px);
}

/* Main Nav Bar */
.nav-main {
  background: var(--bg-nav);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(24px) saturate(200%);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  box-shadow: 0 1px 0 var(--border-light), 0 4px 20px rgba(12,29,46,0.04);
  transition: var(--transition);
}
.nav-main-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

/* Logo */
.nav-logo { display: flex; align-items: center; gap: 0; text-decoration: none; flex-shrink: 0; }
.nav-logo-img { height: 52px; width: auto; display: block; transition: opacity 0.3s ease; }
.nav-logo-icon {
  width: 40px; height: 40px;
  background: var(--brand-gradient);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 18px; flex-shrink: 0;
}
.nav-logo-text { display: flex; flex-direction: column; margin-left: 12px; }
.nav-logo-name { font-family: var(--font-display); font-size: 18px; font-weight: 400; color: var(--primary-dark); line-height: 1.15; letter-spacing: -0.01em; }
[data-theme="dark"] .nav-logo-name { color: var(--text-dark); }
.nav-logo-tagline { font-size: 10px; color: var(--text-muted); font-weight: 500; letter-spacing: 2px; text-transform: uppercase; }

/* Nav Menu */
.nav-menu { display: flex; align-items: center; gap: 2px; }
.nav-item { position: relative; }
.nav-link {
  display: flex; align-items: center; gap: 5px;
  padding: 8px 14px;
  color: var(--text-medium);
  font-size: 13.5px;
  font-weight: 500;
  border-radius: var(--r-sm);
  transition: var(--transition-fast);
  letter-spacing: 0.1px;
}
.nav-link:hover, .nav-link.active { color: var(--primary); }
.nav-link.active { background: var(--primary-glass); }
.nav-link i.fa-chevron-down { font-size: 9px; opacity: 0.6; transition: transform 0.25s var(--ease-out); }
.nav-item:hover .nav-link i.fa-chevron-down { transform: rotate(180deg); opacity: 1; }

/* Dropdown */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-sm);
  border-radius: var(--r-lg);
  box-shadow: var(--glass-shadow-lg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  min-width: 220px;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.2s var(--ease-out), transform 0.2s var(--ease-out), visibility 0.2s;
  z-index: 100;
}
.nav-item:hover .nav-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-dropdown a {
  display: block;
  padding: 9px 14px;
  color: var(--text-medium);
  font-size: 13px;
  font-weight: 400;
  border-radius: var(--r-sm);
  transition: var(--transition-fast);
}
.nav-dropdown a:hover {
  background: var(--primary-glass);
  color: var(--primary);
  padding-left: 18px;
}

/* Nav Actions */
.nav-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

.theme-toggle {
  width: 38px; height: 38px;
  border-radius: var(--r-full);
  background: var(--glass-bg-sm);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-medium);
  font-size: 15px;
  transition: var(--transition-fast);
  cursor: pointer;
  backdrop-filter: var(--glass-blur-xs);
}
.theme-toggle:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

.nav-user-menu {
  position: relative;
  display: flex; align-items: center; gap: 8px;
  cursor: pointer; padding: 6px 12px 6px 6px;
  border-radius: var(--r-full);
  border: 1px solid var(--border);
  transition: var(--transition-fast);
  background: var(--glass-bg-sm);
  backdrop-filter: var(--glass-blur-xs);
}
.nav-user-menu:hover { border-color: var(--border-mid); background: var(--glass-bg); }
.nav-user-avatar {
  width: 30px; height: 30px;
  border-radius: var(--r-full);
  background: var(--brand-gradient);
  color: #fff; font-size: 12px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.nav-user-name { font-size: 13px; font-weight: 500; color: var(--text-dark); }
.nav-user-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-sm);
  border-radius: var(--r-lg);
  box-shadow: var(--glass-shadow-lg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  min-width: 200px;
  padding: 8px;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity 0.2s var(--ease-out), transform 0.2s var(--ease-out), visibility 0.2s;
  z-index: 100;
}
.nav-user-menu:hover .nav-user-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-user-dropdown a,
.nav-user-dropdown button {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 14px;
  color: var(--text-medium);
  font-size: 13px;
  border-radius: var(--r-sm);
  transition: var(--transition-fast);
  width: 100%;
  background: none;
  text-align: left;
}
.nav-user-dropdown a:hover,
.nav-user-dropdown button:hover { background: var(--primary-glass); color: var(--primary); }
.nav-user-divider { height: 1px; background: var(--border-light); margin: 6px 0; }

/* Mobile Toggle */
.nav-mobile-toggle {
  display: none;
  width: 38px; height: 38px;
  border-radius: var(--r-sm);
  background: var(--glass-bg-sm);
  border: 1px solid var(--border);
  flex-direction: column;
  align-items: center; justify-content: center;
  gap: 5px;
  cursor: pointer;
  backdrop-filter: var(--glass-blur-xs);
}
.nav-mobile-toggle span { width: 20px; height: 1.5px; background: var(--text-dark); border-radius: 2px; transition: var(--transition); }

/* Mobile Menu */
.nav-mobile-menu {
  display: none;
  position: fixed; inset: 0;
  background: var(--bg-primary);
  z-index: 999;
  padding: 84px 28px 28px;
  overflow-y: auto;
  flex-direction: column;
  gap: 6px;
}
.nav-mobile-menu.active { display: flex; }
.nav-mobile-close {
  position: absolute; top: 18px; right: 18px;
  width: 40px; height: 40px;
  background: var(--glass-bg-sm);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; color: var(--text-dark); cursor: pointer;
  transition: var(--transition-fast);
}
.nav-mobile-close:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.nav-mobile-link {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px;
  color: var(--text-dark); font-size: 15px; font-weight: 500;
  border-radius: var(--r-md);
  border-bottom: 1px solid var(--border-light);
  transition: var(--transition-fast);
}
.nav-mobile-link:hover { color: var(--primary); background: var(--primary-glass); }

/* Scrolled nav */
#main-nav.scrolled .nav-main {
  box-shadow: var(--shadow-md);
}
#main-nav.scrolled .nav-top { padding: 6px 0; }

/* Back to top */
#back-to-top {
  position: fixed;
  bottom: 32px; right: 32px;
  width: 46px; height: 46px;
  background: var(--brand-gradient);
  color: #fff; font-size: 16px;
  border-radius: var(--r-full);
  box-shadow: var(--shadow-primary);
  display: none; align-items: center; justify-content: center;
  cursor: pointer; transition: var(--transition); z-index: 500;
  border: none;
}
#back-to-top.visible { display: flex; }
#back-to-top:hover { transform: translateY(-3px); box-shadow: var(--shadow-primary-lg); }

/* ═══════════════════════════════════════════════════════════════
   HERO — IMMERSIVE LUXURY
   ═══════════════════════════════════════════════════════════════ */
.hero {
  background: var(--brand-gradient);
  min-height: 100vh;
  display: flex; align-items: center;
  position: relative; overflow: hidden;
  padding-top: 140px; padding-bottom: 80px;
}

/* Cinematic background layers */
.hero-orb-1 {
  position: absolute;
  width: 800px; height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 40%, rgba(74,179,235,0.28) 0%, rgba(45,156,219,0.12) 40%, transparent 70%);
  top: -250px; right: -120px;
  pointer-events: none;
  animation: orb-drift-a 12s ease-in-out infinite;
  filter: blur(2px);
}
.hero-orb-2 {
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle at 60% 60%, rgba(21,95,160,0.32) 0%, rgba(29,112,184,0.14) 40%, transparent 70%);
  bottom: -120px; left: -120px;
  pointer-events: none;
  animation: orb-drift-b 14s ease-in-out infinite;
  filter: blur(2px);
}
.hero-orb-3 {
  position: absolute;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
  top: 40%; left: 35%;
  pointer-events: none;
  animation: orb-drift-a 18s ease-in-out infinite reverse;
}
.hero-mesh {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

.hero-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative; z-index: 1;
}

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.95);
  font-size: 11px; font-weight: 600; letter-spacing: 3px; text-transform: uppercase;
  padding: 8px 20px; border-radius: var(--r-full); margin-bottom: 28px;
  backdrop-filter: var(--glass-blur-xs);
  width: fit-content;
}
.hero-eyebrow i { font-size: 10px; opacity: 0.8; }

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5.5vw, 4.8rem);
  font-weight: 400;
  color: #fff;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.025em;
}
.hero-title em {
  font-style: italic;
  color: rgba(255,255,255,0.9);
  text-shadow: 0 2px 30px rgba(255,255,255,0.2);
}

.hero-subtitle {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.80);
  line-height: 1.8;
  margin-bottom: 44px;
  max-width: 500px;
  font-weight: 300;
}

.hero-cta-group { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 54px; }

.hero-play-btn {
  display: flex; align-items: center; gap: 14px;
  color: rgba(255,255,255,0.88); font-size: 13.5px; font-weight: 500;
  background: none; border: none; cursor: pointer; transition: var(--transition);
  letter-spacing: 0.2px;
}
.hero-play-btn:hover { color: #fff; }
.play-ring {
  width: 52px; height: 52px;
  background: rgba(255,255,255,0.14);
  border: 1.5px solid rgba(255,255,255,0.4);
  border-radius: var(--r-full);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; padding-left: 3px;
  transition: var(--transition);
  backdrop-filter: var(--glass-blur-xs);
}
.hero-play-btn:hover .play-ring {
  background: rgba(255,255,255,0.22);
  border-color: rgba(255,255,255,0.7);
  transform: scale(1.08);
  box-shadow: 0 0 0 8px rgba(255,255,255,0.06);
}
.play-ring i { color: #fff; font-size: 15px; }

.hero-divider { width: 100%; height: 1px; background: rgba(255,255,255,0.15); margin-bottom: 40px; }

.hero-stats { display: flex; gap: 40px; }
.hero-stat-item {}
.hero-stat-number {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 400;
  color: #fff;
  line-height: 1;
  margin-bottom: 4px;
}
.hero-stat-label { font-size: 11.5px; color: rgba(255,255,255,0.60); text-transform: uppercase; letter-spacing: 1.5px; font-weight: 500; }

/* Hero Visual */
.hero-visual { position: relative; display: flex; align-items: center; justify-content: center; }
.hero-image-wrapper { position: relative; width: 100%; max-width: 560px; }
.hero-main-image {
  width: 100%; border-radius: var(--r-2xl);
  object-fit: cover; height: 520px;
  box-shadow: 0 32px 80px rgba(0,0,0,0.35);
}
.hero-img-overlay {
  position: absolute; inset: 0;
  border-radius: var(--r-2xl);
  background: linear-gradient(180deg, transparent 50%, rgba(12,29,46,0.3) 100%);
}

/* Hero floating glass cards */
.hero-glass-card {
  position: absolute;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-radius: var(--r-xl);
  box-shadow: var(--glass-shadow-lg);
  padding: 16px 20px;
  animation: float-gentle 4s ease-in-out infinite;
}
.hero-glass-card.card-students {
  bottom: 50px; left: -40px;
  display: flex; align-items: center; gap: 14px;
  min-width: 200px;
}
.hero-glass-card.card-rating {
  top: 50px; right: -30px;
  text-align: center; min-width: 150px;
  animation-delay: 1.8s;
  animation-direction: alternate-reverse;
}
@keyframes float-gentle { 0%, 100% { transform: translateY(0) rotate(0deg); } 30% { transform: translateY(-8px) rotate(0.3deg); } 70% { transform: translateY(4px) rotate(-0.3deg); } }

.card-avatars { display: flex; }
.card-avatars > * { width: 30px; height: 30px; border-radius: 50%; border: 2px solid var(--glass-border); margin-left: -8px; flex-shrink: 0; }
.card-avatars > *:first-child { margin-left: 0; }
.card-info-label { font-size: 10.5px; color: var(--text-muted); margin-bottom: 2px; letter-spacing: 0.3px; }
.card-info-value { font-size: 14px; font-weight: 700; color: var(--text-dark); }
.card-rating-stars { color: #f59e0b; font-size: 12px; margin-bottom: 4px; letter-spacing: 2px; }
.card-rating-value { font-family: var(--font-display); font-size: 2rem; font-weight: 400; color: var(--text-dark); line-height: 1; }
.card-rating-label { font-size: 10.5px; color: var(--text-muted); margin-top: 4px; }

/* ═══════════════════════════════════════════════════════════════
   PARTNERS STRIP — REFINED
   ═══════════════════════════════════════════════════════════════ */
.partners-strip {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  padding: 32px 0;
}
.partners-inner {
  max-width: var(--container); margin: 0 auto; padding: 0 32px;
  display: flex; align-items: center; gap: 48px; justify-content: center; flex-wrap: wrap;
}
.partners-label {
  font-size: 10.5px; font-weight: 600; color: var(--text-light);
  text-transform: uppercase; letter-spacing: 3px; white-space: nowrap;
}
.partners-list { display: flex; align-items: center; gap: 40px; flex-wrap: wrap; justify-content: center; }
.partner-item {
  display: flex; align-items: center; gap: 9px;
  color: var(--text-muted); font-size: 13px; font-weight: 600;
  transition: var(--transition-fast);
  padding: 8px 16px; border-radius: var(--r-full);
}
.partner-item:hover { color: var(--primary); background: var(--primary-glass); }
.partner-item i { color: var(--primary); font-size: 16px; }

/* ═══════════════════════════════════════════════════════════════
   FEATURES SECTION — GLASSMORPHISM CARDS
   ═══════════════════════════════════════════════════════════════ */
.features-section { background: var(--bg-primary); }
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur-sm);
  -webkit-backdrop-filter: var(--glass-blur-sm);
  border-radius: var(--r-xl);
  padding: 36px 28px;
  text-align: center;
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1), box-shadow 0.4s cubic-bezier(0.16,1,0.3,1), border-color 0.3s ease;
  position: relative; overflow: hidden;
  box-shadow: var(--glass-shadow-card);
}
.feature-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--glass-border) 30%, var(--glass-highlight) 50%, var(--glass-border) 70%, transparent 100%);
  pointer-events: none; z-index: 1;
}
.feature-card::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.10) 0%, rgba(255,255,255,0.02) 40%, transparent 70%);
  pointer-events: none; z-index: 0; border-radius: inherit;
  transition: opacity 0.3s ease;
}
[data-theme="dark"] .feature-card::after {
  background: linear-gradient(135deg, rgba(93,187,238,0.08) 0%, rgba(93,187,238,0.01) 40%, transparent 70%);
}
.feature-card > * { position: relative; z-index: 2; }
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--glass-shadow-lg);
  border-color: var(--glass-border);
}
.feature-card:hover::after { opacity: 1.5; }
.feature-icon {
  width: 68px; height: 68px;
  background: var(--primary-glass);
  border: 1px solid var(--border-mid);
  border-radius: var(--r-xl);
  display: flex; align-items: center; justify-content: center;
  color: var(--primary); font-size: 26px;
  margin: 0 auto 24px;
  transition: var(--transition);
}
.feature-card:hover .feature-icon {
  background: var(--brand-gradient);
  border-color: transparent;
  color: #fff;
  transform: rotate(-5deg) scale(1.05);
  box-shadow: var(--shadow-primary);
}
.feature-title { font-size: 16px; font-weight: 600; color: var(--text-dark); margin-bottom: 12px; letter-spacing: -0.01em; }
.feature-desc { font-size: 14px; color: var(--text-medium); line-height: 1.7; font-weight: 300; }

/* ═══════════════════════════════════════════════════════════════
   ABOUT SECTION
   ═══════════════════════════════════════════════════════════════ */
.about-section { background: var(--bg-secondary); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-image-stack { position: relative; }
.about-img-main {
  width: 100%; border-radius: var(--r-2xl);
  height: 540px; object-fit: cover;
  box-shadow: var(--shadow-xl);
}
.about-img-secondary {
  position: absolute; bottom: -28px; right: -28px;
  width: 210px; height: 210px;
  border-radius: var(--r-xl);
  object-fit: cover;
  border: 6px solid var(--bg-secondary);
  box-shadow: var(--shadow-lg);
}
.about-experience-badge {
  position: absolute; top: 36px; left: -24px;
  background: var(--brand-gradient);
  color: #fff;
  padding: 22px 26px;
  border-radius: var(--r-lg);
  text-align: center;
  box-shadow: var(--shadow-primary-lg);
}
.about-exp-number { font-family: var(--font-display); font-size: 2.8rem; font-weight: 400; color: #fff; line-height: 1; }
.about-exp-text { font-size: 11px; font-weight: 600; opacity: 0.8; margin-top: 6px; text-transform: uppercase; letter-spacing: 1.5px; }

.about-content .section-subtitle { max-width: 100%; margin-bottom: 36px; }
.about-list { display: flex; flex-direction: column; gap: 18px; margin-bottom: 40px; }
.about-list-item { display: flex; align-items: flex-start; gap: 16px; }
.about-list-icon {
  width: 30px; height: 30px; flex-shrink: 0;
  background: var(--primary-glass);
  border: 1px solid var(--border-mid);
  color: var(--primary);
  border-radius: var(--r-full);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; margin-top: 2px;
}
.about-list-item p { font-size: 14.5px; color: var(--text-medium); line-height: 1.7; font-weight: 300; }
.about-list-item p strong { color: var(--text-dark); font-weight: 600; }

/* ═══════════════════════════════════════════════════════════════
   STATS SECTION — GLASS PANELS
   ═══════════════════════════════════════════════════════════════ */
.stats-section {
  background: var(--brand-gradient);
  position: relative; overflow: hidden;
  padding: 80px 0;
}
.stats-section::before {
  content: '';
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 2px; position: relative; z-index: 1;
}
.stat-item {
  text-align: center;
  padding: 48px 36px;
  position: relative;
}
.stat-item::after {
  content: '';
  position: absolute; top: 20%; right: 0;
  width: 1px; height: 60%;
  background: rgba(255,255,255,0.15);
}
.stat-item:last-child::after { display: none; }
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4rem);
  font-weight: 400;
  color: #fff;
  line-height: 1;
  margin-bottom: 10px;
}
.stat-label {
  font-size: 11.5px;
  color: rgba(255,255,255,0.65);
  text-transform: uppercase;
  letter-spacing: 2.5px;
  font-weight: 500;
}

/* ═══════════════════════════════════════════════════════════════
   COURSES — PREMIUM CARDS
   ═══════════════════════════════════════════════════════════════ */
.courses-section { background: var(--bg-secondary); }
.courses-filter {
  display: flex; align-items: center; justify-content: center;
  gap: 8px; flex-wrap: wrap; margin-bottom: 48px;
}
.filter-btn {
  padding: 9px 22px; border-radius: var(--r-full);
  font-size: 12.5px; font-weight: 500;
  cursor: pointer; transition: var(--transition-fast);
  background: var(--glass-bg-sm);
  color: var(--text-medium);
  border: 1px solid var(--border);
  backdrop-filter: var(--glass-blur-xs);
  letter-spacing: 0.2px;
}
.filter-btn:hover, .filter-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: var(--shadow-primary);
}

.courses-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.course-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--r-xl);
  overflow: hidden;
  transition: var(--transition);
  display: flex; flex-direction: column;
  box-shadow: var(--shadow-xs);
}
.course-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--border-mid);
}
.course-img-wrap { position: relative; overflow: hidden; }
.course-img { width: 100%; height: 220px; object-fit: cover; transition: transform 0.6s var(--ease-out); }
.course-card:hover .course-img { transform: scale(1.06); }
.course-img-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(12,29,46,0.45) 100%);
}
.course-badge {
  position: absolute; top: 14px; left: 14px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-sm);
  backdrop-filter: var(--glass-blur-xs);
  color: var(--primary-dark);
  font-size: 10.5px; font-weight: 700;
  padding: 4px 12px; border-radius: var(--r-full);
  text-transform: uppercase; letter-spacing: 1px;
}
.course-badge.popular { background: rgba(239,68,68,0.85); color: #fff; border-color: transparent; }
.course-badge.new     { background: rgba(124,58,237,0.85); color: #fff; border-color: transparent; }
.course-badge.sophia  { background: rgba(29,112,184,0.85); color: #fff; border-color: transparent; }
.course-badge.line    { background: rgba(20,160,120,0.85); color: #fff; border-color: transparent; }

.course-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.course-category {
  font-size: 11px; font-weight: 700; color: var(--primary);
  text-transform: uppercase; letter-spacing: 2px; margin-bottom: 10px;
}
.course-title {
  font-size: 16px; font-weight: 600; color: var(--text-dark);
  margin-bottom: 14px; line-height: 1.4;
  transition: var(--transition-fast); letter-spacing: -0.01em;
}
.course-title a:hover { color: var(--primary); }
.course-meta { display: flex; align-items: center; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.course-meta-item {
  display: flex; align-items: center; gap: 5px;
  font-size: 12px; color: var(--text-light); font-weight: 400;
}
.course-meta-item i { color: var(--primary); font-size: 10.5px; }
.course-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 18px; border-top: 1px solid var(--border-light); margin-top: auto;
}
.course-instructor { display: flex; align-items: center; gap: 9px; }
.course-instructor-avatar {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--brand-gradient);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 10px; font-weight: 700; flex-shrink: 0;
}
.course-instructor-name { font-size: 12.5px; color: var(--text-medium); font-weight: 500; }
.course-price { font-family: var(--font-display); font-size: 1.5rem; font-weight: 400; color: var(--primary-dark); line-height: 1; }
.course-price .original { font-family: var(--font-body); font-size: 12px; color: var(--text-light); text-decoration: line-through; font-weight: 400; margin-right: 4px; vertical-align: middle; }
[data-theme="dark"] .course-price { color: var(--primary); }

/* ═══════════════════════════════════════════════════════════════
   HOW IT WORKS — MINIMAL STEPS
   ═══════════════════════════════════════════════════════════════ */
.how-section { background: var(--bg-primary); }
.how-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; position: relative; }
.how-connector {
  position: absolute; top: 40px; left: 20%; right: 20%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-mid) 20%, var(--border-mid) 80%, transparent);
}
.how-step { text-align: center; }
.how-step-num {
  width: 80px; height: 80px; margin: 0 auto 28px;
  background: var(--glass-bg);
  border: 1px solid var(--border-mid);
  border-radius: var(--r-2xl);
  display: flex; align-items: center; justify-content: center;
  position: relative;
  backdrop-filter: var(--glass-blur-xs);
  transition: var(--transition);
}
.how-step:hover .how-step-num {
  background: var(--brand-gradient);
  border-color: transparent;
  box-shadow: var(--shadow-primary);
  transform: translateY(-4px);
}
.how-step-num i { font-size: 28px; color: var(--primary); transition: var(--transition); }
.how-step:hover .how-step-num i { color: #fff; }
.how-step-index {
  position: absolute; top: -10px; right: -10px;
  width: 26px; height: 26px;
  background: var(--brand-gradient);
  color: #fff; font-size: 11px; font-weight: 700;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.how-step-title { font-size: 18px; font-weight: 600; color: var(--text-dark); margin-bottom: 12px; }
.how-step-desc { font-size: 14px; color: var(--text-medium); line-height: 1.75; font-weight: 300; }

/* ═══════════════════════════════════════════════════════════════
   TESTIMONIALS — GLASS CARDS
   ═══════════════════════════════════════════════════════════════ */
.testimonials-section { background: var(--bg-secondary); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--r-xl);
  padding: 36px 32px;
  transition: var(--transition);
  position: relative; overflow: hidden;
}
.testimonial-card::before {
  content: '\201C';
  position: absolute; top: 20px; right: 28px;
  font-family: var(--font-display);
  font-size: 80px; color: var(--primary-glass-lg);
  line-height: 1;
}
.testimonial-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--border-mid); }
.testimonial-stars { color: #f59e0b; font-size: 13px; letter-spacing: 2px; margin-bottom: 16px; }
.testimonial-text {
  font-size: 14.5px; color: var(--text-medium); line-height: 1.8;
  margin-bottom: 24px; font-style: italic; font-weight: 300;
  font-family: var(--font-display);
}
.testimonial-author { display: flex; align-items: center; gap: 14px; }
.testimonial-avatar {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--brand-gradient);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 14px; font-weight: 700; flex-shrink: 0;
}
.testimonial-name { font-size: 14.5px; font-weight: 600; color: var(--text-dark); margin-bottom: 2px; }
.testimonial-role { font-size: 12px; color: var(--primary); font-weight: 500; }

/* ═══════════════════════════════════════════════════════════════
   CTA SECTION — GLASS BANNER
   ═══════════════════════════════════════════════════════════════ */
.cta-section {
  background: var(--brand-gradient);
  position: relative; overflow: hidden;
  padding: 100px 0;
}
.cta-section::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 80% 50%, rgba(255,255,255,0.06) 0%, transparent 50%),
    radial-gradient(circle at 20% 50%, rgba(0,0,0,0.1) 0%, transparent 50%);
}
.cta-glass-panel {
  background: var(--glass-bg-sm);
  border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--r-2xl);
  padding: 64px;
  text-align: center;
  position: relative; z-index: 1;
}
.cta-glass-panel h2 { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3rem); color: #fff; margin-bottom: 20px; }
.cta-glass-panel p { font-size: 1.1rem; color: rgba(255,255,255,0.80); max-width: 520px; margin: 0 auto 40px; font-weight: 300; line-height: 1.8; }
.cta-btn-group { display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ═══════════════════════════════════════════════════════════════
   PAGE HERO (inner pages)
   ═══════════════════════════════════════════════════════════════ */
.page-hero {
  background: var(--brand-gradient);
  padding: 140px 0 72px;
  position: relative; overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero-content { max-width: 680px; }
.page-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 400;
  color: #fff; line-height: 1.1; margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.page-hero-subtitle { font-size: 1.1rem; color: rgba(255,255,255,0.78); line-height: 1.7; margin-bottom: 24px; font-weight: 300; }
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 12.5px; color: rgba(255,255,255,0.6); font-weight: 400;
}
.breadcrumb a { color: rgba(255,255,255,0.7); transition: var(--transition-fast); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb .sep { opacity: 0.4; }

/* ═══════════════════════════════════════════════════════════════
   INSTRUCTOR CARD
   ═══════════════════════════════════════════════════════════════ */
.instructor-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--r-xl); overflow: hidden; text-align: center;
  transition: var(--transition);
}
.instructor-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: var(--border-mid); }
.instructor-avatar {
  width: 84px; height: 84px; border-radius: 50%;
  background: var(--brand-gradient);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 30px; font-weight: 700;
  margin: 36px auto 16px;
  box-shadow: var(--shadow-primary);
}
.instructor-info { padding: 0 24px 28px; }
.instructor-name { font-size: 17px; font-weight: 600; color: var(--text-dark); margin-bottom: 4px; }
.instructor-role { font-size: 13px; color: var(--primary); font-weight: 500; margin-bottom: 6px; }
.instructor-credentials { font-size: 12.5px; color: var(--text-light); margin-bottom: 14px; font-style: italic; }
.instructor-meta { display: flex; align-items: center; justify-content: center; gap: 16px; }
.instructor-meta-item { font-size: 12px; color: var(--text-light); display: flex; align-items: center; gap: 4px; }
.instructor-social { display: flex; justify-content: center; gap: 8px; margin-top: 16px; }
.instructor-social-btn {
  width: 34px; height: 34px;
  background: var(--glass-bg-sm);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-light); font-size: 13px; transition: var(--transition-fast);
}
.instructor-social-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ═══════════════════════════════════════════════════════════════
   FORMS — LUXURY INPUTS
   ═══════════════════════════════════════════════════════════════ */
.form-group { margin-bottom: 22px; }
.form-label {
  display: block; font-size: 12.5px; font-weight: 600;
  color: var(--text-dark); margin-bottom: 8px;
  text-transform: uppercase; letter-spacing: 0.8px;
}
.form-control {
  width: 100%; padding: 14px 18px;
  background: var(--glass-bg-sm);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-size: 14.5px; font-weight: 400;
  color: var(--text-dark);
  transition: var(--transition-fast);
  backdrop-filter: var(--glass-blur-xs);
  outline: none;
}
.form-control::placeholder { color: var(--text-light); }
.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glass);
  background: var(--bg-card);
}
textarea.form-control { resize: vertical; min-height: 130px; }
select.form-control { cursor: pointer; }

/* ═══════════════════════════════════════════════════════════════
   TOAST / NOTIFICATION
   ═══════════════════════════════════════════════════════════════ */
.toast-container {
  position: fixed; top: 100px; right: 24px;
  z-index: 9999; display: flex; flex-direction: column; gap: 12px;
  pointer-events: none;
}
.toast {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-sm);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-radius: var(--r-lg);
  box-shadow: var(--glass-shadow-lg);
  padding: 16px 20px;
  display: flex; align-items: center; gap: 12px;
  min-width: 300px; max-width: 400px;
  pointer-events: all;
  animation: toast-in 0.35s var(--ease-out);
}
.toast.success { border-left: 3px solid #22c55e; }
.toast.error   { border-left: 3px solid #ef4444; }
.toast.warning { border-left: 3px solid #f59e0b; }
.toast.info    { border-left: 3px solid var(--primary); }
.toast-icon { font-size: 18px; flex-shrink: 0; }
.toast.success .toast-icon { color: #22c55e; }
.toast.error   .toast-icon { color: #ef4444; }
.toast.warning .toast-icon { color: #f59e0b; }
.toast.info    .toast-icon { color: var(--primary); }
.toast-text { font-size: 14px; color: var(--text-dark); font-weight: 500; }
.toast-close { margin-left: auto; color: var(--text-light); cursor: pointer; font-size: 14px; }
@keyframes toast-in { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }

/* ═══════════════════════════════════════════════════════════════
   MODAL — GLASS OVERLAY
   ═══════════════════════════════════════════════════════════════ */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(6,15,28,0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  display: none; align-items: center; justify-content: center;
  padding: 24px;
}
.modal-overlay.active { display: flex; }
.modal {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-sm);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-radius: var(--r-2xl);
  box-shadow: var(--shadow-2xl);
  padding: 44px;
  width: 100%; max-width: 560px;
  position: relative;
  animation: modal-in 0.3s var(--ease-out);
}
@keyframes modal-in { from { opacity: 0; transform: scale(0.95) translateY(10px); } to { opacity: 1; transform: scale(1) translateY(0); } }
.modal-close {
  position: absolute; top: 18px; right: 18px;
  width: 38px; height: 38px;
  background: var(--glass-bg-sm); border: 1px solid var(--border);
  border-radius: var(--r-full);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-light); cursor: pointer; font-size: 14px;
  transition: var(--transition-fast);
}
.modal-close:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.modal-title { font-family: var(--font-display); font-size: 1.8rem; color: var(--text-dark); margin-bottom: 8px; }
.modal-subtitle { font-size: 14px; color: var(--text-medium); margin-bottom: 32px; font-weight: 300; }

/* ═══════════════════════════════════════════════════════════════
   FOOTER — LUXURY DARK
   ═══════════════════════════════════════════════════════════════ */
.site-footer {
  background: var(--bg-footer);
  padding: 80px 0 0;
  position: relative; overflow: hidden;
}
.site-footer::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(29,112,184,0.06) 0%, transparent 60%);
  pointer-events: none;
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 60px; padding-bottom: 64px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  position: relative; z-index: 1;
}
.footer-col {}
.footer-logo { display: flex; align-items: center; gap: 0; margin-bottom: 10px; }
.footer-logo img { height: 60px; width: auto; display: block; }
/* Footer is always dark bg — white logo, no filter needed */
.footer-logo-text { margin-left: 12px; }
.footer-logo-name { font-family: var(--font-display); font-size: 19px; color: #fff; line-height: 1.1; }
.footer-logo-tagline { font-size: 10px; color: rgba(255,255,255,0.35); letter-spacing: 2.5px; text-transform: uppercase; }
.footer-brand-desc { font-size: 13.5px; color: rgba(255,255,255,0.45); line-height: 1.8; margin: 20px 0 28px; max-width: 300px; font-weight: 300; }
.footer-social { display: flex; gap: 10px; }
.footer-social-btn {
  width: 38px; height: 38px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.50); font-size: 14px;
  transition: var(--transition-fast);
}
.footer-social-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

.footer-col-title {
  font-size: 11px; font-weight: 700; color: rgba(255,255,255,0.45);
  text-transform: uppercase; letter-spacing: 2.5px;
  margin-bottom: 24px;
}
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links a {
  font-size: 13.5px; color: rgba(255,255,255,0.50);
  transition: var(--transition-fast); font-weight: 300;
  display: flex; align-items: center; gap: 8px;
}
.footer-links a:hover { color: var(--primary-light); padding-left: 4px; }
.footer-links a i { font-size: 10px; opacity: 0.5; }

.footer-contact-item {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: 13px; color: rgba(255,255,255,0.50);
  margin-bottom: 14px; font-weight: 300;
}
.footer-contact-item i { color: var(--primary); font-size: 13px; margin-top: 2px; flex-shrink: 0; }

.newsletter-form { display: flex; gap: 0; border-radius: var(--r-full); overflow: hidden; border: 1px solid rgba(255,255,255,0.12); }
.newsletter-form input {
  flex: 1; padding: 12px 20px;
  background: rgba(255,255,255,0.06); border: none; outline: none;
  font-size: 13px; color: #fff; font-family: inherit;
}
.newsletter-form input::placeholder { color: rgba(255,255,255,0.30); }
.newsletter-form button {
  padding: 12px 20px;
  background: var(--brand-gradient);
  color: #fff; border: none; cursor: pointer;
  font-size: 14px; transition: var(--transition-fast); flex-shrink: 0;
}
.newsletter-form button:hover { filter: brightness(1.1); }

.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  padding: 24px 0; position: relative; z-index: 1;
}
.footer-copyright { font-size: 13px; color: rgba(255,255,255,0.28); font-weight: 300; }
.footer-bottom-links { display: flex; align-items: center; gap: 28px; }
.footer-bottom-links a { font-size: 13px; color: rgba(255,255,255,0.28); transition: var(--transition-fast); font-weight: 300; }
.footer-bottom-links a:hover { color: rgba(255,255,255,0.65); }

/* ═══════════════════════════════════════════════════════════════
   SCROLL ANIMATIONS — PREMIUM EXCLUSIVE TIER
   ═══════════════════════════════════════════════════════════════ */

/* Base: fade up — standard entrance */
.fade-up {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* Fade from side */
.fade-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.fade-left.visible { opacity: 1; transform: translateX(0); }

.fade-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.fade-right.visible { opacity: 1; transform: translateX(0); }

/* Scale entrance — for cards */
.fade-scale {
  opacity: 0;
  transform: scale(0.94) translateY(20px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.fade-scale.visible { opacity: 1; transform: scale(1) translateY(0); }

/* Plain fade */
.fade-in {
  opacity: 0;
  transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity;
}
.fade-in.visible { opacity: 1; }

/* Stagger delays — up to 8 children */
.fade-up-delay-1,  .fade-left-delay-1,  .fade-right-delay-1,  .fade-scale-delay-1  { transition-delay: 0.08s; }
.fade-up-delay-2,  .fade-left-delay-2,  .fade-right-delay-2,  .fade-scale-delay-2  { transition-delay: 0.16s; }
.fade-up-delay-3,  .fade-left-delay-3,  .fade-right-delay-3,  .fade-scale-delay-3  { transition-delay: 0.24s; }
.fade-up-delay-4,  .fade-left-delay-4,  .fade-right-delay-4,  .fade-scale-delay-4  { transition-delay: 0.32s; }
.fade-up-delay-5,  .fade-left-delay-5,  .fade-right-delay-5,  .fade-scale-delay-5  { transition-delay: 0.40s; }
.fade-up-delay-6,  .fade-left-delay-6,  .fade-right-delay-6,  .fade-scale-delay-6  { transition-delay: 0.48s; }
.fade-up-delay-7,  .fade-left-delay-7,  .fade-right-delay-7,  .fade-scale-delay-7  { transition-delay: 0.56s; }
.fade-up-delay-8,  .fade-left-delay-8,  .fade-right-delay-8,  .fade-scale-delay-8  { transition-delay: 0.64s; }

/* Line reveal — premium text underline animation */
.line-reveal {
  position: relative;
  overflow: hidden;
  display: inline-block;
}
.line-reveal::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 100%; height: 1.5px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.line-reveal.visible::after { transform: scaleX(1); }

/* Shimmer on load — applied to headings */
@keyframes shimmer-once {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}
.text-shimmer {
  background: linear-gradient(90deg,
    var(--text-dark) 20%,
    var(--primary-light) 40%,
    var(--primary) 50%,
    var(--primary-light) 60%,
    var(--text-dark) 80%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer-once 2.4s cubic-bezier(0.16,1,0.3,1) 0.4s both;
}

/* Premium card hover lift — extra polish */
@keyframes card-enter {
  from { opacity: 0; transform: translateY(24px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0)    scale(1);    }
}
.card-animate {
  animation: card-enter 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* Loader bar at top of page */
.page-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  background: var(--brand-gradient);
  z-index: 10000;
  transition: width 0.3s var(--ease-out);
  width: 0%;
  pointer-events: none;
}
.page-progress.done { width: 100%; opacity: 0; transition: width 0.3s, opacity 0.5s 0.3s; }

/* Smooth counter number animation */
@keyframes count-up {
  from { transform: translateY(8px); opacity: 0; }
  to   { transform: translateY(0);   opacity: 1; }
}
.counter-anim { animation: count-up 0.5s var(--ease-out) both; }

/* Pulse glow on CTA buttons */
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(45,156,219,0.4); }
  50%       { box-shadow: 0 0 0 10px rgba(45,156,219,0); }
}
.btn-pulse { animation: pulse-glow 2.5s ease-in-out infinite; }

/* Orb animations — upgraded */
@keyframes orb-drift-a {
  0%   { transform: translate(0, 0)    scale(1);    }
  33%  { transform: translate(20px, -18px) scale(1.04); }
  66%  { transform: translate(-12px, 12px) scale(0.97); }
  100% { transform: translate(0, 0)    scale(1);    }
}
@keyframes orb-drift-b {
  0%   { transform: translate(0, 0)     scale(1);    }
  33%  { transform: translate(-18px, 20px) scale(1.05); }
  66%  { transform: translate(10px, -10px) scale(0.98); }
  100% { transform: translate(0, 0)     scale(1);    }
}
@keyframes float-premium {
  0%, 100% { transform: translateY(0)    rotate(0deg); }
  25%       { transform: translateY(-8px)  rotate(0.5deg); }
  75%       { transform: translateY(4px)   rotate(-0.5deg); }
}
@keyframes float-premium-b {
  0%, 100% { transform: translateY(0)   rotate(0deg); }
  35%       { transform: translateY(7px)  rotate(-0.4deg); }
  70%       { transform: translateY(-5px) rotate(0.4deg); }
}

/* Subtle gradient text pulse */
@keyframes gradient-shift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
.gradient-text-animated {
  background: linear-gradient(135deg, var(--primary-deeper), var(--primary), var(--primary-light), var(--primary));
  background-size: 300% 300%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradient-shift 6s ease infinite;
}

/* ═══════════════════════════════════════════════════════════════
   VIDEO MODAL
   ═══════════════════════════════════════════════════════════════ */
#video-modal {
  position: fixed; inset: 0;
  background: rgba(6,15,28,0.90);
  backdrop-filter: blur(12px);
  z-index: 9999;
  display: none; align-items: center; justify-content: center;
  padding: 24px;
}
#video-modal.active { display: flex; }
.video-modal-inner {
  width: 100%; max-width: 900px;
  background: #000; border-radius: var(--r-xl);
  overflow: hidden; position: relative;
  box-shadow: 0 40px 120px rgba(0,0,0,0.7);
}
.video-modal-inner iframe { width: 100%; aspect-ratio: 16/9; display: block; }
.video-modal-close {
  position: absolute; top: 14px; right: 14px;
  width: 40px; height: 40px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--r-full);
  display: flex; align-items: center; justify-content: center;
  color: #fff; cursor: pointer; font-size: 16px;
  transition: var(--transition-fast);
}
.video-modal-close:hover { background: rgba(255,255,255,0.25); }

/* ═══════════════════════════════════════════════════════════════
   UTILITIES
   ═══════════════════════════════════════════════════════════════ */
.hidden-mobile { display: block; }
@media (max-width: 768px) { .hidden-mobile { display: none; } }

.text-primary    { color: var(--primary); }
.text-muted      { color: var(--text-muted); }
.fw-300          { font-weight: 300; }
.fw-600          { font-weight: 600; }
.mt-0            { margin-top: 0; }
.mb-0            { margin-bottom: 0; }

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════ */
@media (max-width: 1100px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 900px) {
  .hero-container { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { display: none; }
  .hero-title { font-size: clamp(2.4rem, 8vw, 3.5rem); }
  .hero-stats { gap: 24px; }
  .hero-stat-number { font-size: 2rem; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .courses-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .how-steps { grid-template-columns: 1fr; }
  .how-connector { display: none; }
  .nav-menu { display: none; }
  .nav-mobile-toggle { display: flex; }
  .nav-contact-items .nav-contact-item:nth-child(3) { display: none; }
}

@media (max-width: 640px) {
  :root { --section-pad: 64px; }
  .container { padding: 0 20px; }
  .courses-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
  .nav-top { display: none; }
  .hero-stats { gap: 16px; flex-wrap: wrap; }
  .cta-glass-panel { padding: 36px 24px; }
  .section-title { font-size: 2rem; }
}