/* ==========================================================================
   Base Institute — Design System
   Editorial lavender / aurora theme
   1. Tokens          6. Buttons        11. Teachers
   2. Base            7. Hero           12. Testimonials
   3. Layout          8. Page header    13. Contact
   4. Decoration      9. Cards          14. CTA & footer
   5. Header/Nav     10. Courses        15. Motion & responsive
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700;800&display=swap');

/* ===== 1. Tokens ===== */
:root {
  /* Core lavender ramp */
  --violet-50:  #F7F3FF;
  --violet-100: #EDE7F6;
  --violet-200: #DCD1F3;
  --violet-300: #B8A6E0;
  --violet-400: #9575CD;
  --violet-500: #7A5FBF;
  --violet-600: #5E4B8B;
  --violet-700: #4A3A72;
  --violet-800: #33265A;
  --violet-900: #1F1938;

  --bg-main: #F4F0FC;
  --bg-alt:  #FAF7FF;
  --surface: #FFFFFF;
  --surface-veil: rgba(255, 255, 255, 0.72);

  --primary: var(--violet-600);
  --primary-dark: var(--violet-800);
  --primary-light: var(--violet-300);
  --accent: #9575CD;
  --accent-magenta: #C86DD7;
  --accent-cyan: #63C7E8;
  --accent-gold: #E3A93C;

  --text: #1D1830;
  --text-muted: #5D5878;
  --text-faint: #8C87A6;
  --border: #E1D9F4;
  --border-strong: #CFC2EC;

  /* Gradients */
  --grad-brand: linear-gradient(135deg, #6C4FB0 0%, #9C6BD6 50%, #C86DD7 100%);
  --grad-brand-soft: linear-gradient(135deg, #EFE7FF 0%, #F6EEFF 60%, #FCEFFA 100%);
  --grad-deep: linear-gradient(140deg, #2A2054 0%, #453276 45%, #6A4A9E 100%);
  --grad-ink: linear-gradient(115deg, var(--violet-800), var(--violet-500) 60%, var(--accent-magenta));
  --grad-line: linear-gradient(90deg, transparent, var(--violet-300), transparent);

  /* Elevation */
  --shadow-xs: 0 1px 2px rgba(45, 30, 90, 0.06);
  --shadow: 0 6px 18px -6px rgba(45, 30, 90, 0.14), 0 2px 6px rgba(45, 30, 90, 0.05);
  --shadow-lg: 0 22px 48px -18px rgba(45, 30, 90, 0.28), 0 6px 16px -8px rgba(45, 30, 90, 0.12);
  --shadow-glow: 0 18px 40px -16px rgba(140, 90, 220, 0.55);

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-xl: 30px;
  --radius-pill: 999px;

  --max-width: 1200px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-soft: cubic-bezier(0.4, 0, 0.2, 1);

  --font-display: 'Fraunces', 'Georgia', 'Times New Roman', serif;
  --font-sans: 'Inter', 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;

  /* Repeating textures */
  --pattern-dots: radial-gradient(rgba(255,255,255,0.16) 1px, transparent 1px);
  --pattern-grid:
    linear-gradient(rgba(94, 75, 139, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(94, 75, 139, 0.07) 1px, transparent 1px);
}

* { box-sizing: border-box; }

/* ===== 2. Base ===== */
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background-color: var(--bg-main);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16.5px;
  line-height: 1.65;
  letter-spacing: -0.006em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Ambient aurora wash behind the whole page */
body::before {
  content: '';
  position: fixed;
  inset: -20vh -10vw;
  z-index: -2;
  background:
    radial-gradient(38vw 38vw at 12% 8%, rgba(160, 116, 226, 0.28), transparent 62%),
    radial-gradient(34vw 34vw at 88% 4%, rgba(200, 109, 215, 0.20), transparent 60%),
    radial-gradient(42vw 42vw at 78% 82%, rgba(99, 199, 232, 0.16), transparent 62%);
  filter: blur(20px);
  pointer-events: none;
}
/* Fine grain so flat colour never looks plasticky */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.35'/%3E%3C/svg%3E");
}

a { color: var(--primary); text-decoration: none; transition: color 0.2s var(--ease-soft); }
a:hover { color: var(--accent-magenta); }
img { max-width: 100%; height: auto; display: block; }

::selection { background: rgba(200, 109, 215, 0.28); color: var(--violet-900); }

:focus-visible {
  outline: 2px solid var(--accent-magenta);
  outline-offset: 3px;
  border-radius: 4px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--violet-800);
  letter-spacing: -0.025em;
  line-height: 1.14;
  margin: 0 0 0.55em;
  font-optical-sizing: auto;
}
h1 { font-size: clamp(2.4rem, 4.6vw, 3.65rem); }
h2 { font-size: clamp(1.9rem, 3.1vw, 2.6rem); }
h3 { font-size: 1.25rem; letter-spacing: -0.015em; }
h4 { font-size: 1rem; }
p { margin: 0 0 1em; }

.lead { font-size: 1.15rem; color: var(--text-muted); }
.text-center { text-align: center; }
.mt-2 { margin-top: 2rem; }
.muted { color: var(--text-muted); }

/* ===== 3. Layout ===== */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
}

section { padding: 92px 0; position: relative; }

.section-alt {
  background: linear-gradient(180deg,
    rgba(255,255,255,0) 0%,
    rgba(255,255,255,0.75) 12%,
    rgba(255,255,255,0.75) 88%,
    rgba(255,255,255,0) 100%);
}
.section-alt::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: var(--pattern-grid);
  background-size: 46px 46px;
  mask-image: radial-gradient(70% 60% at 50% 50%, #000 35%, transparent 100%);
  -webkit-mask-image: radial-gradient(70% 60% at 50% 50%, #000 35%, transparent 100%);
  pointer-events: none;
  opacity: 0.55;
}
.section-alt > .container { position: relative; z-index: 1; }

/* ===== 4. Decoration ===== */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--violet-600);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--border);
  padding: 7px 16px 7px 12px;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-xs);
  backdrop-filter: blur(8px);
  margin-bottom: 20px;
}
.eyebrow::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--grad-brand);
  box-shadow: 0 0 0 3px rgba(200, 109, 215, 0.18);
}
.eyebrow-light {
  color: #F1E9FF;
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.24);
}

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

.section-title {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 62px;
}
.section-title h2 { margin-bottom: 14px; }
.section-title .subtitle {
  color: var(--text-muted);
  font-size: 1.08rem;
  margin: 0;
}
.section-title .rule {
  display: block;
  width: 108px;
  height: 4px;
  margin: 24px auto 0;
  border-radius: var(--radius-pill);
  background: var(--grad-brand);
  position: relative;
}
.section-title .rule::before,
.section-title .rule::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 46px;
  height: 1px;
  background: var(--grad-line);
}
.section-title .rule::before { right: calc(100% + 14px); }
.section-title .rule::after  { left: calc(100% + 14px); }

/* ===== 5. Header / Nav ===== */
.topbar {
  background: var(--grad-deep);
  color: #E4D9FA;
  font-size: 0.82rem;
  padding: 9px 0;
  position: relative;
  overflow: hidden;
}
.topbar::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: var(--pattern-dots);
  background-size: 16px 16px;
  opacity: 0.5;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  z-index: 1;
}
.topbar-info { display: flex; gap: 22px; flex-wrap: wrap; }
.topbar-links { display: flex; gap: 22px; align-items: center; }
.topbar span, .topbar a { display: inline-flex; align-items: center; gap: 7px; }
.topbar a { color: #E4D9FA; font-weight: 500; }
.topbar a:hover { color: #fff; }
.topbar svg { width: 14px; height: 14px; opacity: 0.75; flex: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid rgba(225, 217, 244, 0.9);
  transition: box-shadow 0.3s var(--ease-soft), background 0.3s var(--ease-soft);
}
.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 10px 30px -18px rgba(45, 30, 90, 0.45);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 15px;
  padding-bottom: 15px;
  transition: padding 0.3s var(--ease-soft);
}
.site-header.is-scrolled .container { padding-top: 9px; padding-bottom: 9px; }

.logo {
  display: flex;
  align-items: center;
  gap: 13px;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--violet-800);
  letter-spacing: -0.02em;
}
.logo:hover { color: var(--violet-800); }
.logo-mark {
  position: relative;
  width: 46px;
  height: 46px;
  border-radius: 15px;
  background: var(--grad-brand);
  color: #fff;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  box-shadow: var(--shadow-glow);
  transition: transform 0.45s var(--ease);
  flex: none;
}
.logo-mark::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid rgba(255, 255, 255, 0.4);
  mask: linear-gradient(#fff, transparent);
  -webkit-mask: linear-gradient(#fff, transparent);
}
.logo:hover .logo-mark { transform: rotate(-6deg) scale(1.05); }
.logo-text small {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.62rem;
  color: var(--text-faint);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-top: 3px;
}

.nav-wrap { display: flex; align-items: center; gap: 14px; }
.nav ul {
  list-style: none;
  display: flex;
  gap: 2px;
  margin: 0;
  padding: 0;
}
.nav a {
  position: relative;
  display: block;
  padding: 9px 15px;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.93rem;
  border-radius: var(--radius-pill);
  transition: color 0.2s var(--ease-soft), background 0.2s var(--ease-soft);
}
.nav a::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 3px;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--grad-brand);
  transform: translateX(-50%);
  transition: width 0.3s var(--ease);
}
.nav a:hover { color: var(--violet-800); background: rgba(237, 231, 246, 0.7); }
.nav a:hover::after { width: 22px; }
.nav a.active {
  color: var(--violet-800);
  background: linear-gradient(135deg, rgba(154, 107, 214, 0.16), rgba(200, 109, 215, 0.12));
  box-shadow: inset 0 0 0 1px rgba(154, 107, 214, 0.22);
}
.nav a.active::after { width: 22px; }

.nav-toggle {
  display: none;
  width: 44px;
  height: 40px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 0;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--violet-700);
  border-radius: 2px;
  margin: 0 auto;
  transition: transform 0.3s var(--ease), opacity 0.2s linear;
}
.nav-toggle span { position: relative; }
.nav-toggle span::before { content: ''; position: absolute; top: -6px; }
.nav-toggle span::after  { content: ''; position: absolute; top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after  { transform: translateY(-6px) rotate(-45deg); }

/* ===== 6. Buttons ===== */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 14px 28px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  background: var(--grad-brand);
  color: #fff;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  overflow: hidden;
  box-shadow: var(--shadow-glow);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: -120%;
  width: 60%;
  height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,0.42), transparent);
  transform: skewX(-18deg);
  transition: left 0.6s var(--ease);
}
.btn:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 24px 46px -18px rgba(140, 90, 220, 0.7);
}
.btn:hover::after { left: 130%; }
.btn:active { transform: translateY(0); }
.btn svg { width: 17px; height: 17px; flex: none; }

.btn-outline {
  background: rgba(255, 255, 255, 0.6);
  color: var(--violet-700);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-xs);
  backdrop-filter: blur(6px);
}
.btn-outline:hover {
  color: var(--violet-800);
  border-color: var(--violet-400);
  box-shadow: var(--shadow);
}
.btn-light {
  background: #fff;
  color: var(--violet-700);
  box-shadow: 0 18px 40px -18px rgba(0, 0, 0, 0.5);
}
.btn-light:hover { color: var(--violet-800); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--violet-600);
}
.link-arrow svg { width: 16px; height: 16px; transition: transform 0.3s var(--ease); }
.link-arrow:hover svg { transform: translateX(5px); }

/* ===== 7. Hero ===== */
.hero {
  position: relative;
  padding: 104px 0 96px;
  overflow: hidden;
  background: var(--grad-brand-soft);
  border-bottom: 1px solid var(--border);
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: var(--pattern-grid);
  background-size: 54px 54px;
  mask-image: radial-gradient(100% 70% at 30% 0%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(100% 70% at 30% 0%, #000, transparent 75%);
  opacity: 0.7;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(48px);
  pointer-events: none;
  animation: drift 18s ease-in-out infinite alternate;
}
.hero-orb.one   { width: 420px; height: 420px; top: -120px; right: -60px; background: rgba(200, 109, 215, 0.35); }
.hero-orb.two   { width: 360px; height: 360px; bottom: -140px; left: -80px; background: rgba(117, 92, 214, 0.32); animation-delay: -6s; }
.hero-orb.three { width: 280px; height: 280px; top: 40%; left: 46%; background: rgba(99, 199, 232, 0.28); animation-delay: -12s; }

.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  align-items: center;
  z-index: 1;
}
.hero h1 { margin-bottom: 22px; }
.hero h1 em {
  font-style: normal;
  background: var(--grad-ink);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero .lead { font-size: 1.13rem; margin-bottom: 32px; max-width: 46ch; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

.hero-proof {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 38px;
  padding-top: 26px;
  border-top: 1px solid var(--border-strong);
}
.avatar-stack { display: flex; flex: none; }
.avatar-stack span {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 0.76rem;
  font-weight: 700;
  color: #fff;
  background: var(--grad-brand);
  border: 2.5px solid #fff;
  margin-left: -12px;
  box-shadow: var(--shadow-xs);
}
.avatar-stack span:first-child { margin-left: 0; }
.hero-proof p { margin: 0; font-size: 0.9rem; color: var(--text-muted); }
.hero-proof strong { color: var(--violet-800); }

/* Glass stat panel */
.hero-visual {
  position: relative;
  background: var(--surface-veil);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: var(--radius-xl);
  padding: 34px;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
}
.hero-visual::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(140deg, rgba(255,255,255,0.9), rgba(200,109,215,0.35), rgba(255,255,255,0.2));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 16px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--border);
}
.panel-head h3 { margin: 0; font-size: 1.15rem; }
.badge-live {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #2E7D5B;
  background: rgba(46, 125, 91, 0.1);
  padding: 5px 11px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}
.badge-live::before {
  content: '';
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #34A374;
  animation: pulse 2.2s infinite;
}

.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.stat {
  position: relative;
  background: rgba(255, 255, 255, 0.72);
  padding: 20px 18px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.stat::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--grad-brand);
}
.stat:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.stat .num {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--violet-800);
  letter-spacing: -0.03em;
}
.stat .label { font-size: 0.82rem; color: var(--text-muted); }

/* Sparkline / progress bars inside panel */
.skill-bars { margin-top: 22px; }
.skill-bar { margin-bottom: 14px; }
.skill-bar:last-child { margin-bottom: 0; }
.skill-bar .row {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.skill-bar .row strong { color: var(--violet-700); font-weight: 600; }
.skill-bar .track {
  height: 7px;
  border-radius: var(--radius-pill);
  background: rgba(154, 107, 214, 0.14);
  overflow: hidden;
}
.skill-bar .fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: var(--grad-brand);
  transition: width 1.4s var(--ease);
}

/* Trust marquee */
.marquee {
  position: relative;
  overflow: hidden;
  padding: 22px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.55);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track {
  display: flex;
  gap: 56px;
  width: max-content;
  animation: slide 34s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--text-faint);
  white-space: nowrap;
}
.marquee-item svg { width: 20px; height: 20px; color: var(--violet-400); flex: none; }

/* ===== 8. Page header (interior pages) ===== */
.page-header {
  position: relative;
  background: var(--grad-deep);
  color: #fff;
  padding: 92px 0 84px;
  text-align: center;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: var(--pattern-dots);
  background-size: 22px 22px;
  opacity: 0.55;
}
.page-header::after {
  content: '';
  position: absolute;
  width: 720px;
  height: 720px;
  right: -180px;
  top: -420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200, 109, 215, 0.45), transparent 62%);
  filter: blur(30px);
}
.page-header .container { z-index: 1; }
.page-header h1 { color: #fff; margin-bottom: 16px; }
.page-header h1 em {
  font-style: normal;
  background: linear-gradient(100deg, #F3D9FF, #C7B2FF 60%, #9BE4FF);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.page-header p {
  color: #D9CEF5;
  font-size: 1.08rem;
  max-width: 700px;
  margin: 0 auto;
}
.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: #C9B9EE;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 22px;
}
.breadcrumb a { color: #E0D4FA; }
.breadcrumb a:hover { color: #fff; }

/* Wave divider under dark panels */
.wave-divider {
  display: block;
  width: 100%;
  height: 58px;
  margin-top: -1px;
  color: var(--bg-main);
}

/* ===== 9. Cards ===== */
.grid { display: grid; gap: 26px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  position: relative;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 30px 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
  overflow: hidden;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s var(--ease);
}
/* gradient halo revealed on hover */
.card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: var(--grad-brand);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.35s var(--ease);
  pointer-events: none;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.card:hover::before { opacity: 1; }
.card h3 { margin-top: 0; }
.card p { color: var(--text-muted); }
.card p:last-of-type { margin-bottom: 0; }

.icon-tile {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  color: #fff;
  background: var(--grad-brand);
  box-shadow: 0 12px 24px -12px rgba(140, 90, 220, 0.8);
  transition: transform 0.4s var(--ease);
}
.icon-tile svg { width: 26px; height: 26px; }
.card:hover .icon-tile { transform: translateY(-3px) rotate(-5deg); }
.icon-tile.alt   { background: linear-gradient(135deg, #4E7FD1, #63C7E8); box-shadow: 0 12px 24px -12px rgba(70, 140, 210, 0.8); }
.icon-tile.warm  { background: linear-gradient(135deg, #C86DD7, #E3A93C); box-shadow: 0 12px 24px -12px rgba(215, 130, 160, 0.8); }
.icon-tile.ghost {
  background: linear-gradient(135deg, rgba(154, 107, 214, 0.14), rgba(200, 109, 215, 0.14));
  color: var(--violet-600);
  box-shadow: none;
  border: 1px solid var(--border);
}

.card .card-link { margin-top: 18px; display: inline-flex; }

/* Numbered step cards */
.step .step-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  background: var(--grad-ink);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 14px;
}
.step .step-num::after {
  content: '';
  display: block;
  width: 30px;
  height: 3px;
  border-radius: 3px;
  margin-top: 12px;
  background: var(--grad-brand);
  opacity: 0.55;
}

/* ===== 10. Course cards ===== */
.course-card { padding-top: 34px; }
.course-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 5px;
  background: var(--grad-brand);
}
.course-card .level {
  display: inline-block;
  background: linear-gradient(135deg, rgba(154, 107, 214, 0.14), rgba(200, 109, 215, 0.12));
  color: var(--violet-700);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  margin-bottom: 14px;
  border: 1px solid rgba(154, 107, 214, 0.2);
}
.course-card .meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px dashed var(--border-strong);
  margin-top: 22px;
  padding-top: 16px;
  font-size: 0.85rem;
}
.course-card .meta span { display: flex; flex-direction: column; gap: 2px; }
.course-card .meta .k {
  font-style: normal;
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.course-card .meta strong {
  font-family: var(--font-display);
  font-size: 0.98rem;
  color: var(--violet-800);
  font-weight: 600;
}

/* ===== 11. Teachers ===== */
.teacher-card { text-align: center; }
.teacher-photo {
  position: relative;
  width: 116px;
  height: 116px;
  border-radius: 50%;
  margin: 0 auto 20px;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 2.3rem;
  font-weight: 700;
  color: #fff;
  background: var(--grad-brand);
  box-shadow: 0 16px 32px -16px rgba(140, 90, 220, 0.9);
}
.teacher-photo::before {
  content: '';
  position: absolute;
  inset: -7px;
  border-radius: 50%;
  background: conic-gradient(from 140deg, var(--accent-magenta), var(--violet-400), var(--accent-cyan), var(--accent-magenta));
  z-index: -1;
  opacity: 0.5;
  transition: opacity 0.4s var(--ease), transform 0.7s var(--ease);
}
.card:hover .teacher-photo::before { opacity: 1; transform: rotate(120deg); }
.teacher-card h3 { margin-bottom: 4px; }
.teacher-card .title {
  color: var(--violet-500);
  font-weight: 700;
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.teacher-card .creds { font-size: 0.9rem; color: var(--text-muted); }
.tags {
  margin-top: 16px;
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
  justify-content: center;
}
.tag {
  font-size: 0.73rem;
  font-weight: 600;
  color: var(--violet-700);
  background: rgba(237, 231, 246, 0.85);
  border: 1px solid var(--border);
  padding: 5px 11px;
  border-radius: var(--radius-pill);
  transition: background 0.25s var(--ease-soft), color 0.25s var(--ease-soft), border-color 0.25s var(--ease-soft);
}
.tag:hover { background: var(--grad-brand); color: #fff; border-color: transparent; }

/* ===== 12. Testimonials & stat tiles ===== */
.testimonial { padding: 34px 30px 28px; }
.testimonial .quote-mark {
  position: absolute;
  top: 4px;
  right: 26px;
  font-family: var(--font-display);
  font-size: 6rem;
  line-height: 1;
  color: rgba(154, 107, 214, 0.13);
  pointer-events: none;
}
.testimonial blockquote {
  margin: 16px 0 22px;
  padding: 0;
  font-size: 1.02rem;
  color: var(--text);
  position: relative;
  z-index: 1;
}
.testimonial .author {
  display: flex;
  align-items: center;
  gap: 14px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}
.testimonial .avatar {
  width: 48px;
  height: 48px;
  border-radius: 15px;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: #fff;
  background: var(--grad-brand);
  box-shadow: 0 10px 20px -10px rgba(140, 90, 220, 0.9);
  flex: none;
}
.testimonial .author .name {
  display: block;
  font-weight: 700;
  color: var(--violet-800);
}
.testimonial .author .achievement { font-size: 0.84rem; color: var(--text-muted); }
.stars { color: var(--accent-gold); font-size: 0.95rem; letter-spacing: 3px; }

.stat-tile { text-align: center; padding: 34px 22px; }
.stat-tile .figure {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  background: var(--grad-ink);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 10px;
}
.stat-tile p { margin: 0; font-size: 0.9rem; color: var(--text-muted); }

/* ===== 13. Contact ===== */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 44px; }
.info-block {
  display: flex;
  gap: 16px;
  background: rgba(255, 255, 255, 0.85);
  padding: 20px 22px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  margin-bottom: 14px;
  box-shadow: var(--shadow-xs);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.info-block:hover { transform: translateX(4px); box-shadow: var(--shadow); }
.info-block .icon-tile { width: 42px; height: 42px; border-radius: 12px; margin: 0; flex: none; }
.info-block .icon-tile svg { width: 20px; height: 20px; }
.info-block h4 {
  margin: 0 0 4px;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-faint);
}
.info-block p { margin: 0; color: var(--text); font-size: 0.95rem; }

.form-panel {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 34px;
  box-shadow: var(--shadow-lg);
}
form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
form label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--violet-700);
  margin: 16px 0 7px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
form input,
form select,
form textarea {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: rgba(250, 247, 255, 0.9);
  font-family: var(--font-sans);
  font-size: 0.98rem;
  color: var(--text);
  transition: border-color 0.2s var(--ease-soft), box-shadow 0.2s var(--ease-soft), background 0.2s var(--ease-soft);
}
form input::placeholder, form textarea::placeholder { color: var(--text-faint); }
form input:focus,
form select:focus,
form textarea:focus {
  outline: none;
  background: #fff;
  border-color: var(--violet-400);
  box-shadow: 0 0 0 4px rgba(154, 107, 214, 0.16);
}
form textarea { min-height: 140px; resize: vertical; }
form .btn { margin-top: 24px; width: 100%; }

.form-success {
  display: none;
  margin-top: 18px;
  padding: 16px 20px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(52, 163, 116, 0.12), rgba(99, 199, 232, 0.12));
  border: 1px solid rgba(52, 163, 116, 0.3);
  color: #256B4C;
  font-size: 0.93rem;
}

.map-panel {
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: 68px 30px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--shadow-lg);
}
.map-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: var(--pattern-grid);
  background-size: 34px 34px;
  opacity: 0.8;
}
.map-panel::after {
  content: '';
  position: absolute;
  width: 460px; height: 460px;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200, 109, 215, 0.16), transparent 65%);
}
.map-panel > * { position: relative; z-index: 1; }
.map-pin {
  width: 68px; height: 68px;
  margin: 0 auto 18px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--grad-brand);
  box-shadow: 0 16px 34px -14px rgba(140, 90, 220, 0.9);
  animation: bob 3.4s ease-in-out infinite;
}
.map-pin svg { width: 30px; height: 30px; }

/* ===== 14. CTA band & footer ===== */
.cta-band {
  position: relative;
  overflow: hidden;
  padding: 66px 40px;
  text-align: center;
  border-radius: var(--radius-xl);
  background: var(--grad-deep);
  color: #fff;
  box-shadow: var(--shadow-lg);
}
.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: var(--pattern-dots);
  background-size: 20px 20px;
  opacity: 0.5;
}
.cta-band::after {
  content: '';
  position: absolute;
  width: 620px; height: 620px;
  right: -180px; bottom: -380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200, 109, 215, 0.5), transparent 62%);
  filter: blur(24px);
}
.cta-band > * { position: relative; z-index: 1; }
.cta-band h2 { color: #fff; margin-bottom: 12px; }
.cta-band p { color: #DCD0F7; margin: 0 auto 26px; max-width: 560px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-band .btn-outline {
  background: rgba(255, 255, 255, 0.1);
  color: #F3EBFF;
  border-color: rgba(255, 255, 255, 0.34);
  box-shadow: none;
}
.cta-band .btn-outline:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.55);
}

.site-footer {
  position: relative;
  margin-top: 80px;
  padding: 70px 0 0;
  color: #C6BAE4;
  background: var(--grad-deep);
  overflow: hidden;
}
.site-footer::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: var(--pattern-dots);
  background-size: 24px 24px;
  opacity: 0.4;
}
.site-footer .container { z-index: 1; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.1fr;
  gap: 40px;
}
.site-footer .logo { color: #fff; margin-bottom: 16px; }
.site-footer .logo-text small { color: rgba(255, 255, 255, 0.55); }
.site-footer h4 {
  color: #fff;
  font-family: var(--font-sans);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  margin: 0 0 18px;
  position: relative;
  padding-bottom: 10px;
}
.site-footer h4::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 26px; height: 2px;
  border-radius: 2px;
  background: var(--grad-brand);
}
.site-footer p { color: #B7A9DA; font-size: 0.92rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 10px; font-size: 0.92rem; }
.site-footer a { color: #C6BAE4; font-size: 0.92rem; }
.site-footer a:hover { color: #fff; }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer-contact svg { width: 15px; height: 15px; margin-top: 4px; opacity: 0.7; flex: none; }
.social-row { display: flex; gap: 10px; margin-top: 20px; }
.social-row a {
  width: 38px; height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  color: #E2D8F8;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  transition: transform 0.25s var(--ease), background 0.25s var(--ease);
}
.social-row a:hover { transform: translateY(-3px); background: rgba(255, 255, 255, 0.18); }
.social-row svg { width: 17px; height: 17px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  margin-top: 48px;
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 0.84rem;
  color: #A294CB;
}

/* ===== 15. Motion ===== */
@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(30px, -34px, 0) scale(1.12); }
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(52, 163, 116, 0.55); }
  70%  { box-shadow: 0 0 0 9px rgba(52, 163, 116, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 163, 116, 0); }
}
@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-9px); }
}
@keyframes slide {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@keyframes dropIn {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: none; }
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }
.reveal[data-delay="4"] { transition-delay: 0.32s; }
.reveal[data-delay="5"] { transition-delay: 0.40s; }

/* Scroll progress bar */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0;
  z-index: 100;
  background: var(--grad-brand);
  box-shadow: 0 0 12px rgba(200, 109, 215, 0.7);
}

/* ===== Responsive ===== */
@media (max-width: 980px) {
  section { padding: 68px 0; }
  .hero { padding: 72px 0 64px; }
  .hero .container { grid-template-columns: 1fr; gap: 44px; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }

  .nav-toggle { display: block; }
  .site-header .container { position: relative; }
  .nav {
    position: absolute;
    top: calc(100% + 10px);
    left: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(14px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 12px;
    display: none;
  }
  .nav.is-open { display: block; animation: dropIn 0.28s var(--ease); }
  .nav ul { flex-direction: column; gap: 2px; }
  .nav a { padding: 12px 16px; border-radius: var(--radius-sm); }
  .nav a::after { display: none; }
}

@media (max-width: 680px) {
  body { font-size: 16px; }
  .container { padding: 0 20px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .topbar .container { justify-content: center; text-align: center; }
  .topbar-info, .topbar-links { gap: 14px; justify-content: center; }
  .cta-band { padding: 46px 24px; }
  .form-panel { padding: 24px 20px; }
  .hero-visual { padding: 24px; }
  form .form-row { grid-template-columns: 1fr; }
  .footer-bottom { justify-content: center; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}