/* ============================================================
 * FILE: style.css
 * PATH: .../theme-rhein-elegance/css/style.css
 * PROJECT: Studio 85 — Rhein Elegance Theme
 * PURPOSE: Complete design system, 3D animations, responsive layout
 * ============================================================ */

/* ─────────────────────────────────────────────
   0. GOOGLE FONTS
   ───────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400;1,500&family=Inter:wght@300;400;500;600;700&display=swap');

/* ─────────────────────────────────────────────
   1. CSS RESET & BASE
   ───────────────────────────────────────────── */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.7;
  overflow-x: hidden;
  transition: background-color 0.5s ease, color 0.5s ease;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

ul, ol {
  list-style: none;
}

button {
  border: none;
  cursor: pointer;
  font-family: inherit;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
}

/* ─────────────────────────────────────────────
   2. DESIGN TOKENS (CSS Custom Properties)
   ───────────────────────────────────────────── */
:root {
  /* — Colors — */
  --c-primary: #1B4965;
  --c-primary-light: #2D6A8F;
  --c-primary-dark: #143A52;
  --c-secondary: #D4A853;
  --c-secondary-light: #E0BC72;
  --c-secondary-dark: #B8903D;
  --c-accent: #7C9A6E;
  --c-accent-light: #96B388;
  --c-dark: #0D1B2A;
  --c-dark-surface: #132438;
  --c-light: #F0EDE8;
  --c-light-warm: #F7F5F1;
  --c-white: #FFFFFF;
  --c-text: #1A1A1A;
  --c-text-muted: #6B7280;
  --c-text-light: #9CA3AF;
  --c-border: rgba(27, 73, 101, 0.12);

  /* — Gradients — */
  --g-hero: linear-gradient(135deg, #0D1B2A 0%, #1B4965 40%, #2D6A8F 100%);
  --g-gold: linear-gradient(135deg, #D4A853 0%, #E0BC72 50%, #D4A853 100%);
  --g-dark: linear-gradient(180deg, #0D1B2A 0%, #132438 100%);
  --g-card: linear-gradient(145deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0) 100%);
  --g-glow: radial-gradient(circle, rgba(212,168,83,0.15) 0%, transparent 70%);

  /* — Typography — */
  --f-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --f-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --fs-display: clamp(3rem, 6vw, 5.5rem);
  --fs-h1: clamp(2.25rem, 4.5vw, 4rem);
  --fs-h2: clamp(1.875rem, 3.5vw, 3rem);
  --fs-h3: clamp(1.5rem, 2.5vw, 2rem);
  --fs-h4: clamp(1.25rem, 2vw, 1.5rem);
  --fs-body-lg: 1.125rem;
  --fs-body: 1rem;
  --fs-body-sm: 0.875rem;
  --fs-caption: 0.75rem;

  --fw-light: 300;
  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;
  --fw-extrabold: 800;

  --lh-tight: 1.15;
  --lh-heading: 1.25;
  --lh-body: 1.7;

  --ls-wide: 0.08em;
  --ls-wider: 0.15em;
  --ls-widest: 0.25em;

  /* — Spacing — */
  --s-xs: 0.25rem;
  --s-sm: 0.5rem;
  --s-md: 1rem;
  --s-lg: 1.5rem;
  --s-xl: 2rem;
  --s-2xl: 3rem;
  --s-3xl: 4rem;
  --s-4xl: 6rem;
  --s-5xl: 8rem;
  --s-section: clamp(5rem, 10vw, 9rem);

  /* — Layout — */
  --max-width: 1280px;
  --max-width-narrow: 900px;
  --max-width-wide: 1440px;
  --header-height: 80px;
  --border-radius: 12px;
  --border-radius-sm: 8px;
  --border-radius-lg: 20px;
  --border-radius-xl: 32px;
  --border-radius-full: 9999px;

  /* — Shadows — */
  --shadow-sm: 0 1px 3px rgba(13,27,42,0.06);
  --shadow-md: 0 4px 16px rgba(13,27,42,0.08);
  --shadow-lg: 0 8px 32px rgba(13,27,42,0.12);
  --shadow-xl: 0 16px 48px rgba(13,27,42,0.16);
  --shadow-glow: 0 0 40px rgba(212,168,83,0.2);
  --shadow-glow-strong: 0 0 60px rgba(212,168,83,0.35);
  --shadow-card: 0 2px 8px rgba(13,27,42,0.04), 0 8px 24px rgba(13,27,42,0.06);
  --shadow-card-hover: 0 8px 24px rgba(13,27,42,0.1), 0 16px 48px rgba(13,27,42,0.08);

  /* — Transitions — */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --t-fast: 0.2s;
  --t-normal: 0.35s;
  --t-slow: 0.6s;
  --t-glacial: 1.2s;

  /* — 3D — */
  --perspective: 1200px;
  --perspective-close: 800px;
  --perspective-far: 2000px;

  /* — Theme (Light default) — */
  --bg-primary: var(--c-light);
  --bg-secondary: var(--c-white);
  --bg-surface: var(--c-white);
  --text-primary: var(--c-text);
  --text-secondary: var(--c-text-muted);
  --text-heading: var(--c-dark);
  --card-bg: var(--c-white);
  --card-border: var(--c-border);
  --header-bg: rgba(240, 237, 232, 0.85);
  --header-border: rgba(27, 73, 101, 0.08);
}

/* — Dark Theme — */
[data-theme="dark"] {
  --bg-primary: var(--c-dark);
  --bg-secondary: var(--c-dark-surface);
  --bg-surface: var(--c-dark-surface);
  --text-primary: rgba(255, 255, 255, 0.92);
  --text-secondary: rgba(255, 255, 255, 0.6);
  --text-heading: var(--c-white);
  --card-bg: rgba(255, 255, 255, 0.04);
  --card-border: rgba(255, 255, 255, 0.08);
  --header-bg: rgba(13, 27, 42, 0.88);
  --header-border: rgba(255, 255, 255, 0.06);
  --shadow-card: 0 2px 8px rgba(0,0,0,0.2), 0 8px 24px rgba(0,0,0,0.15);
  --shadow-card-hover: 0 8px 24px rgba(0,0,0,0.3), 0 16px 48px rgba(0,0,0,0.2);
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
}

/* ─────────────────────────────────────────────
   3. TYPOGRAPHY
   ───────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--f-heading);
  color: var(--text-heading);
  line-height: var(--lh-heading);
  font-weight: var(--fw-bold);
}

.display {
  font-size: var(--fs-display);
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
}

h1, .h1 { font-size: var(--fs-h1); }
h2, .h2 { font-size: var(--fs-h2); }
h3, .h3 { font-size: var(--fs-h3); }
h4, .h4 { font-size: var(--fs-h4); }

.text-lg { font-size: var(--fs-body-lg); }
.text-sm { font-size: var(--fs-body-sm); }
.text-caption { font-size: var(--fs-caption); }

.text-muted { color: var(--text-secondary); }
.text-gold { color: var(--c-secondary); }
.text-primary-color { color: var(--c-primary); }
.text-accent { color: var(--c-accent); }

.font-heading { font-family: var(--f-heading); }
.font-body { font-family: var(--f-body); }

.uppercase {
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
}

.label {
  font-family: var(--f-body);
  font-size: var(--fs-caption);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: var(--ls-widest);
  color: var(--c-secondary);
}

.lead {
  font-size: var(--fs-body-lg);
  line-height: var(--lh-body);
  color: var(--text-secondary);
  max-width: 640px;
}

/* ─────────────────────────────────────────────
   4. LAYOUT & CONTAINERS
   ───────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--s-xl);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

.container--wide {
  max-width: var(--max-width-wide);
}

.section {
  padding: var(--s-section) 0;
  position: relative;
}

.section--dark {
  background: var(--g-dark);
  color: rgba(255, 255, 255, 0.92);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--c-white);
}

.section--dark .text-muted,
.section--dark .lead {
  color: rgba(255, 255, 255, 0.6);
}

.section--light {
  background: var(--c-light-warm);
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--s-sm); }
.gap-md { gap: var(--s-md); }
.gap-lg { gap: var(--s-lg); }
.gap-xl { gap: var(--s-xl); }
.gap-2xl { gap: var(--s-2xl); }

.grid {
  display: grid;
  gap: var(--s-xl);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ─────────────────────────────────────────────
   5. HEADER & NAVIGATION
   ───────────────────────────────────────────── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  transition: all var(--t-normal) var(--ease-out);
  background: transparent;
}

.header.scrolled {
  background: var(--header-bg);
  backdrop-filter: blur(20px) saturate(1.8);
  -webkit-backdrop-filter: blur(20px) saturate(1.8);
  border-bottom: 1px solid var(--header-border);
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--s-xl);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  z-index: 1001;
}

.header__logo-text {
  font-family: var(--f-heading);
  font-size: 1.5rem;
  font-weight: var(--fw-bold);
  color: var(--c-white);
  transition: color var(--t-normal) ease;
  letter-spacing: 0.02em;
}

.header.scrolled .header__logo-text {
  color: var(--text-heading);
}

[data-theme="dark"] .header.scrolled .header__logo-text {
  color: var(--c-white);
}

.header__logo-accent {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--c-secondary);
  border-radius: 50%;
  margin-left: 2px;
  vertical-align: super;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--s-2xl);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--s-xl);
}

.nav__link {
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-medium);
  color: rgba(255, 255, 255, 0.8);
  letter-spacing: var(--ls-wide);
  position: relative;
  padding: var(--s-xs) 0;
  transition: color var(--t-fast) ease;
}

.header.scrolled .nav__link {
  color: var(--text-secondary);
}

[data-theme="dark"] .header.scrolled .nav__link {
  color: rgba(255, 255, 255, 0.7);
}

.nav__link:hover,
.nav__link.active {
  color: var(--c-white);
}

.header.scrolled .nav__link:hover,
.header.scrolled .nav__link.active {
  color: var(--c-primary);
}

[data-theme="dark"] .header.scrolled .nav__link:hover,
[data-theme="dark"] .header.scrolled .nav__link.active {
  color: var(--c-secondary);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--c-secondary);
  transition: width var(--t-normal) var(--ease-out);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

/* Theme Toggle */
.theme-toggle {
  width: 44px;
  height: 44px;
  border-radius: var(--border-radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.8);
  transition: all var(--t-fast) ease;
  position: relative;
  overflow: hidden;
}

.header.scrolled .theme-toggle {
  color: var(--text-secondary);
}

[data-theme="dark"] .header.scrolled .theme-toggle {
  color: rgba(255, 255, 255, 0.7);
}

.theme-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--c-secondary);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
  transition: transform var(--t-normal) var(--ease-bounce);
}

.theme-toggle:hover svg {
  transform: rotate(30deg);
}

.theme-toggle__sun,
.theme-toggle__moon {
  position: absolute;
  transition: opacity var(--t-fast) ease, transform var(--t-normal) var(--ease-out);
}

[data-theme="dark"] .theme-toggle__sun {
  opacity: 1;
  transform: rotate(0deg);
}

[data-theme="dark"] .theme-toggle__moon {
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}

.theme-toggle__sun {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}

.theme-toggle__moon {
  opacity: 1;
  transform: rotate(0deg);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--c-white);
  border-radius: 2px;
  transition: all var(--t-normal) var(--ease-out);
}

.header.scrolled .menu-toggle span {
  background: var(--text-heading);
}

[data-theme="dark"] .header.scrolled .menu-toggle span {
  background: var(--c-white);
}

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

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

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

/* Mobile Nav Overlay */
.nav-overlay {
  display: none;
}

/* ─────────────────────────────────────────────
   6. BUTTONS
   ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-sm);
  padding: 14px 32px;
  font-family: var(--f-body);
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  border-radius: var(--border-radius-full);
  transition: all var(--t-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--t-fast) ease;
}

.btn:hover::before {
  opacity: 1;
}

.btn--primary {
  background: var(--g-gold);
  color: var(--c-dark);
  box-shadow: var(--shadow-glow);
}

.btn--primary::before {
  background: linear-gradient(135deg, #E0BC72 0%, #D4A853 50%, #B8903D 100%);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-strong);
}

.btn--primary:active {
  transform: translateY(0);
}

.btn--outline {
  background: transparent;
  color: var(--c-white);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
}

.btn--outline:hover {
  border-color: var(--c-secondary);
  color: var(--c-secondary);
  background: rgba(212, 168, 83, 0.08);
  transform: translateY(-2px);
}

.btn--outline-dark {
  color: var(--c-primary);
  border: 1.5px solid var(--c-border);
}

.btn--outline-dark:hover {
  border-color: var(--c-primary);
  background: rgba(27, 73, 101, 0.05);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: var(--c-secondary);
  padding: 10px 20px;
}

.btn--ghost:hover {
  background: rgba(212, 168, 83, 0.08);
}

.btn--lg {
  padding: 18px 40px;
  font-size: var(--fs-body);
}

.btn--sm {
  padding: 10px 20px;
  font-size: var(--fs-caption);
}

.btn--icon {
  width: 48px;
  height: 48px;
  padding: 0;
  border-radius: 50%;
}

/* ─────────────────────────────────────────────
   7. HERO SECTION
   ───────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--g-hero);
  overflow: hidden;
}

.hero__canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero__canvas canvas {
  width: 100%;
  height: 100%;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(27,73,101,0.3) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 80%, rgba(212,168,83,0.08) 0%, transparent 50%);
  z-index: 2;
}

.hero__content {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 0 var(--s-xl);
  max-width: 900px;
}

.hero__label {
  display: inline-flex;
  align-items: center;
  gap: var(--s-sm);
  margin-bottom: var(--s-xl);
  padding: 8px 20px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-full);
  backdrop-filter: blur(10px);
}

.hero__label span {
  font-size: var(--fs-caption);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: var(--ls-widest);
  color: var(--c-secondary);
}

.hero__label-dot {
  width: 6px;
  height: 6px;
  background: var(--c-secondary);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

.hero__title {
  font-family: var(--f-heading);
  font-size: var(--fs-display);
  font-weight: var(--fw-extrabold);
  color: var(--c-white);
  line-height: var(--lh-tight);
  margin-bottom: var(--s-lg);
  text-shadow:
    0 2px 4px rgba(0,0,0,0.1),
    0 4px 20px rgba(0,0,0,0.08);
}

.hero__title-accent {
  display: block;
  background: var(--g-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: var(--fs-body-lg);
  color: rgba(255, 255, 255, 0.7);
  max-width: 520px;
  margin: 0 auto var(--s-2xl);
  line-height: var(--lh-body);
}

.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-lg);
  flex-wrap: wrap;
}

.hero__scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s-sm);
  animation: float-subtle 3s ease-in-out infinite;
}

.hero__scroll-indicator span {
  font-size: var(--fs-caption);
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(212,168,83,0.6), transparent);
  animation: scroll-line 2s ease-in-out infinite;
}

/* Floating Lotus */
.lotus {
  position: absolute;
  z-index: 5;
  pointer-events: none;
}

.lotus--hero {
  bottom: 15%;
  right: 10%;
  width: 120px;
  height: 120px;
  animation: float-lotus 8s ease-in-out infinite;
}

.lotus__petal {
  position: absolute;
  width: 40px;
  height: 60px;
  background: radial-gradient(ellipse, rgba(212,168,83,0.15), rgba(212,168,83,0.05));
  border: 1px solid rgba(212,168,83,0.1);
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  left: 50%;
  bottom: 30%;
  transform-origin: bottom center;
  backdrop-filter: blur(2px);
}

.lotus__petal:nth-child(1) { transform: translateX(-50%) rotate(-60deg); }
.lotus__petal:nth-child(2) { transform: translateX(-50%) rotate(-30deg); }
.lotus__petal:nth-child(3) { transform: translateX(-50%) rotate(0deg); }
.lotus__petal:nth-child(4) { transform: translateX(-50%) rotate(30deg); }
.lotus__petal:nth-child(5) { transform: translateX(-50%) rotate(60deg); }

.lotus__center {
  position: absolute;
  width: 20px;
  height: 20px;
  background: radial-gradient(circle, var(--c-secondary), var(--c-secondary-dark));
  border-radius: 50%;
  left: 50%;
  bottom: 35%;
  transform: translateX(-50%);
  box-shadow: 0 0 20px rgba(212,168,83,0.3);
}

/* ─────────────────────────────────────────────
   8. SECTION HEADERS
   ───────────────────────────────────────────── */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto var(--s-3xl);
}

.section-header .label {
  margin-bottom: var(--s-md);
  display: block;
}

.section-header h2 {
  margin-bottom: var(--s-lg);
}

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

.section-divider {
  width: 60px;
  height: 2px;
  background: var(--g-gold);
  margin: var(--s-lg) auto;
  border-radius: 1px;
}

/* ─────────────────────────────────────────────
   9. 3D CARD TILT
   ───────────────────────────────────────────── */
.card-3d {
  perspective: var(--perspective);
}

.card-3d__inner {
  position: relative;
  transform-style: preserve-3d;
  transition: transform var(--t-slow) var(--ease-out);
  will-change: transform;
}

.card-3d__inner:hover {
  /* JS handles the actual transform */
}

.card-3d__glare {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(
    135deg,
    rgba(255,255,255,0.15) 0%,
    rgba(255,255,255,0) 60%
  );
  opacity: 0;
  transition: opacity var(--t-normal) ease;
  pointer-events: none;
  z-index: 5;
}

.card-3d__inner:hover .card-3d__glare {
  opacity: 1;
}

/* ─────────────────────────────────────────────
   10. COURSE CARDS
   ───────────────────────────────────────────── */
.course-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: all var(--t-normal) var(--ease-out);
  box-shadow: var(--shadow-card);
}

.course-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.course-card__image {
  position: relative;
  height: 220px;
  background: var(--g-hero);
  overflow: hidden;
}

.course-card__image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,27,42,0.6) 0%, transparent 50%);
}

.course-card__tag {
  position: absolute;
  top: var(--s-md);
  left: var(--s-md);
  padding: 6px 14px;
  background: rgba(13, 27, 42, 0.6);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius-full);
  font-size: var(--fs-caption);
  font-weight: var(--fw-semibold);
  color: var(--c-secondary);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

.course-card__body {
  padding: var(--s-xl);
}

.course-card__title {
  font-family: var(--f-heading);
  font-size: var(--fs-h4);
  margin-bottom: var(--s-sm);
}

.course-card__desc {
  color: var(--text-secondary);
  font-size: var(--fs-body-sm);
  line-height: var(--lh-body);
  margin-bottom: var(--s-lg);
}

.course-card__meta {
  display: flex;
  align-items: center;
  gap: var(--s-lg);
  padding-top: var(--s-md);
  border-top: 1px solid var(--card-border);
}

.course-card__meta-item {
  display: flex;
  align-items: center;
  gap: var(--s-xs);
  font-size: var(--fs-body-sm);
  color: var(--text-secondary);
}

.course-card__meta-item svg {
  width: 16px;
  height: 16px;
  color: var(--c-primary);
}

/* ─────────────────────────────────────────────
   11. TEAM CARDS (3D Flip)
   ───────────────────────────────────────────── */
.team-card {
  perspective: var(--perspective);
  height: 420px;
  cursor: pointer;
}

.team-card__inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.8s var(--ease-out);
}

.team-card:hover .team-card__inner,
.team-card.flipped .team-card__inner {
  transform: rotateY(180deg);
}

.team-card__front,
.team-card__back {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}

.team-card__front {
  background: var(--g-hero);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--s-xl);
}

.team-card__front::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,27,42,0.8) 0%, rgba(13,27,42,0.2) 50%, transparent 100%);
}

.team-card__name {
  position: relative;
  font-family: var(--f-heading);
  font-size: var(--fs-h4);
  color: var(--c-white);
  margin-bottom: var(--s-xs);
}

.team-card__role {
  position: relative;
  font-size: var(--fs-body-sm);
  color: var(--c-secondary);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
}

.team-card__back {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  transform: rotateY(180deg);
  padding: var(--s-2xl) var(--s-xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.team-card__back-name {
  font-family: var(--f-heading);
  font-size: var(--fs-h4);
  margin-bottom: var(--s-xs);
}

.team-card__back-role {
  color: var(--c-secondary);
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  margin-bottom: var(--s-lg);
}

.team-card__bio {
  color: var(--text-secondary);
  font-size: var(--fs-body-sm);
  line-height: var(--lh-body);
  margin-bottom: var(--s-lg);
}

.team-card__specialties {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-sm);
  justify-content: center;
}

.team-card__specialty {
  padding: 4px 12px;
  background: rgba(27, 73, 101, 0.08);
  border-radius: var(--border-radius-full);
  font-size: var(--fs-caption);
  color: var(--c-primary);
  font-weight: var(--fw-medium);
}

[data-theme="dark"] .team-card__specialty {
  background: rgba(255, 255, 255, 0.06);
  color: var(--c-secondary);
}

/* ─────────────────────────────────────────────
   12. TESTIMONIALS
   ───────────────────────────────────────────── */
.testimonial-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-lg);
  padding: var(--s-2xl);
  box-shadow: var(--shadow-card);
  position: relative;
}

.testimonial-card__quote-mark {
  font-family: var(--f-heading);
  font-size: 4rem;
  color: var(--c-secondary);
  opacity: 0.3;
  line-height: 1;
  position: absolute;
  top: var(--s-lg);
  left: var(--s-xl);
}

.testimonial-card__text {
  font-size: var(--fs-body-lg);
  font-style: italic;
  line-height: var(--lh-body);
  margin-bottom: var(--s-xl);
  color: var(--text-primary);
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--s-md);
}

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--g-hero);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-white);
  font-family: var(--f-heading);
  font-weight: var(--fw-bold);
  font-size: var(--fs-body-lg);
}

.testimonial-card__author-name {
  font-weight: var(--fw-semibold);
  font-size: var(--fs-body-sm);
}

.testimonial-card__author-detail {
  font-size: var(--fs-caption);
  color: var(--text-secondary);
}

.testimonial-card__stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--s-md);
}

.testimonial-card__stars svg {
  width: 16px;
  height: 16px;
  color: var(--c-secondary);
  fill: var(--c-secondary);
}

/* ─────────────────────────────────────────────
   13. PRICING CARDS
   ───────────────────────────────────────────── */
.pricing-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-lg);
  padding: var(--s-2xl);
  text-align: center;
  transition: all var(--t-normal) var(--ease-out);
  box-shadow: var(--shadow-card);
  position: relative;
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.pricing-card--featured {
  border-color: var(--c-secondary);
  background: var(--card-bg);
  box-shadow: var(--shadow-glow);
}

.pricing-card--featured::before {
  content: 'Beliebteste Wahl';
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 20px;
  background: var(--g-gold);
  color: var(--c-dark);
  font-size: var(--fs-caption);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  border-radius: var(--border-radius-full);
  white-space: nowrap;
}

.pricing-card__name {
  font-family: var(--f-heading);
  font-size: var(--fs-h4);
  margin-bottom: var(--s-sm);
}

.pricing-card__desc {
  color: var(--text-secondary);
  font-size: var(--fs-body-sm);
  margin-bottom: var(--s-xl);
}

.pricing-card__price {
  margin-bottom: var(--s-xl);
}

.pricing-card__amount {
  font-family: var(--f-heading);
  font-size: var(--fs-h1);
  font-weight: var(--fw-extrabold);
  color: var(--text-heading);
}

.pricing-card__currency {
  font-size: var(--fs-h4);
  vertical-align: super;
  margin-right: 2px;
}

.pricing-card__period {
  font-size: var(--fs-body-sm);
  color: var(--text-secondary);
  display: block;
  margin-top: var(--s-xs);
}

.pricing-card__features {
  text-align: left;
  margin-bottom: var(--s-xl);
}

.pricing-card__feature {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  padding: var(--s-sm) 0;
  font-size: var(--fs-body-sm);
  color: var(--text-secondary);
}

.pricing-card__feature svg {
  width: 18px;
  height: 18px;
  color: var(--c-accent);
  flex-shrink: 0;
}

.pricing-card .btn {
  width: 100%;
}

/* ─────────────────────────────────────────────
   14. PARTNER LOGOS
   ───────────────────────────────────────────── */
.partners {
  padding: var(--s-3xl) 0;
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
}

.partners__label {
  text-align: center;
  margin-bottom: var(--s-xl);
}

.partners__grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-3xl);
  flex-wrap: wrap;
}

.partners__logo {
  font-family: var(--f-heading);
  font-size: var(--fs-body-lg);
  font-weight: var(--fw-bold);
  color: var(--text-secondary);
  opacity: 0.5;
  transition: opacity var(--t-normal) ease;
  white-space: nowrap;
}

.partners__logo:hover {
  opacity: 1;
}

/* ─────────────────────────────────────────────
   15. FORMS
   ───────────────────────────────────────────── */
.form-group {
  position: relative;
  margin-bottom: var(--s-xl);
}

.form-group__input,
.form-group__textarea {
  width: 100%;
  padding: 18px 20px 8px;
  background: var(--card-bg);
  border: 1.5px solid var(--card-border);
  border-radius: var(--border-radius);
  font-size: var(--fs-body);
  color: var(--text-primary);
  transition: all var(--t-fast) ease;
}

.form-group__input:focus,
.form-group__textarea:focus {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(27, 73, 101, 0.1);
}

[data-theme="dark"] .form-group__input:focus,
[data-theme="dark"] .form-group__textarea:focus {
  border-color: var(--c-secondary);
  box-shadow: 0 0 0 3px rgba(212, 168, 83, 0.1);
}

.form-group__textarea {
  min-height: 140px;
  resize: vertical;
}

.form-group__label {
  position: absolute;
  top: 50%;
  left: 20px;
  transform: translateY(-50%);
  font-size: var(--fs-body);
  color: var(--text-secondary);
  pointer-events: none;
  transition: all var(--t-fast) var(--ease-out);
}

.form-group__textarea ~ .form-group__label {
  top: 20px;
  transform: none;
}

.form-group__input:focus ~ .form-group__label,
.form-group__input:not(:placeholder-shown) ~ .form-group__label {
  top: 8px;
  transform: none;
  font-size: var(--fs-caption);
  color: var(--c-primary);
  font-weight: var(--fw-medium);
}

[data-theme="dark"] .form-group__input:focus ~ .form-group__label,
[data-theme="dark"] .form-group__input:not(:placeholder-shown) ~ .form-group__label {
  color: var(--c-secondary);
}

.form-group__textarea:focus ~ .form-group__label,
.form-group__textarea:not(:placeholder-shown) ~ .form-group__label {
  top: -10px;
  background: var(--bg-primary);
  padding: 0 6px;
  font-size: var(--fs-caption);
  color: var(--c-primary);
  font-weight: var(--fw-medium);
}

/* ─────────────────────────────────────────────
   16. SCHEDULE TABLE
   ───────────────────────────────────────────── */
.schedule-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.schedule-table thead {
  background: var(--c-primary);
}

.schedule-table th {
  padding: var(--s-md) var(--s-lg);
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
  color: var(--c-white);
  text-align: left;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

.schedule-table td {
  padding: var(--s-md) var(--s-lg);
  font-size: var(--fs-body-sm);
  border-bottom: 1px solid var(--card-border);
  color: var(--text-primary);
}

.schedule-table tbody tr:last-child td {
  border-bottom: none;
}

.schedule-table tbody tr {
  transition: background var(--t-fast) ease;
}

.schedule-table tbody tr:hover {
  background: rgba(27, 73, 101, 0.03);
}

[data-theme="dark"] .schedule-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

.schedule-table .badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--border-radius-full);
  font-size: var(--fs-caption);
  font-weight: var(--fw-semibold);
}

.badge--yoga {
  background: rgba(27, 73, 101, 0.1);
  color: var(--c-primary);
}

.badge--pilates {
  background: rgba(124, 154, 110, 0.1);
  color: var(--c-accent);
}

.badge--special {
  background: rgba(212, 168, 83, 0.1);
  color: var(--c-secondary-dark);
}

/* ─────────────────────────────────────────────
   17. FILTER TABS
   ───────────────────────────────────────────── */
.filter-tabs {
  display: flex;
  gap: var(--s-sm);
  justify-content: center;
  margin-bottom: var(--s-2xl);
  flex-wrap: wrap;
}

.filter-tab {
  padding: 10px 24px;
  border-radius: var(--border-radius-full);
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-medium);
  color: var(--text-secondary);
  border: 1.5px solid var(--card-border);
  transition: all var(--t-fast) ease;
  cursor: pointer;
}

.filter-tab:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
}

.filter-tab.active {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: var(--c-white);
}

[data-theme="dark"] .filter-tab.active {
  background: var(--c-secondary);
  border-color: var(--c-secondary);
  color: var(--c-dark);
}

/* ─────────────────────────────────────────────
   18. WIESBADEN SECTION
   ───────────────────────────────────────────── */
.wiesbaden-section {
  position: relative;
  overflow: hidden;
}

.wiesbaden-section__bg {
  position: absolute;
  inset: 0;
  background: var(--g-hero);
  opacity: 0.03;
}

.wiesbaden-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-3xl);
  align-items: center;
}

.wiesbaden-text {
  max-width: 520px;
}

.wiesbaden-features {
  display: flex;
  flex-direction: column;
  gap: var(--s-lg);
  margin-top: var(--s-xl);
}

.wiesbaden-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--s-md);
}

.wiesbaden-feature__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius);
  background: rgba(27, 73, 101, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--c-primary);
}

[data-theme="dark"] .wiesbaden-feature__icon {
  background: rgba(212, 168, 83, 0.1);
  color: var(--c-secondary);
}

.wiesbaden-feature__icon svg {
  width: 22px;
  height: 22px;
}

.wiesbaden-feature__title {
  font-weight: var(--fw-semibold);
  font-size: var(--fs-body);
  margin-bottom: var(--s-xs);
}

.wiesbaden-feature__desc {
  font-size: var(--fs-body-sm);
  color: var(--text-secondary);
}

.wiesbaden-visual {
  position: relative;
  height: 460px;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  background: var(--g-hero);
}

.wiesbaden-visual__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--s-2xl);
  background: linear-gradient(to top, rgba(13,27,42,0.7) 0%, transparent 60%);
}

.wiesbaden-visual__text {
  font-family: var(--f-heading);
  font-size: var(--fs-h3);
  color: var(--c-white);
}

.wiesbaden-visual__sub {
  color: rgba(255,255,255,0.6);
  font-size: var(--fs-body-sm);
  margin-top: var(--s-sm);
}

/* ─────────────────────────────────────────────
   19. FOOTER
   ───────────────────────────────────────────── */
.footer {
  background: var(--c-dark);
  color: rgba(255, 255, 255, 0.7);
  position: relative;
  overflow: hidden;
}

.footer__waves {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  overflow: hidden;
}

.footer__wave {
  position: absolute;
  bottom: 0;
  left: -10%;
  width: 120%;
  height: 60px;
  opacity: 0.06;
}

.footer__wave path {
  fill: var(--c-secondary);
}

.footer__wave:nth-child(2) {
  animation: wave-move 12s linear infinite;
  opacity: 0.04;
}

.footer__wave:nth-child(3) {
  animation: wave-move 16s linear infinite reverse;
  opacity: 0.02;
}

.footer__top {
  padding: var(--s-4xl) 0 var(--s-2xl);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--s-2xl);
}

.footer__brand {
  max-width: 280px;
}

.footer__brand-name {
  font-family: var(--f-heading);
  font-size: var(--fs-h3);
  color: var(--c-white);
  margin-bottom: var(--s-md);
}

.footer__brand-desc {
  font-size: var(--fs-body-sm);
  line-height: var(--lh-body);
  margin-bottom: var(--s-lg);
}

.footer__social {
  display: flex;
  gap: var(--s-sm);
}

.footer__social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  transition: all var(--t-fast) ease;
}

.footer__social-link:hover {
  border-color: var(--c-secondary);
  color: var(--c-secondary);
  background: rgba(212,168,83,0.08);
}

.footer__social-link svg {
  width: 18px;
  height: 18px;
}

.footer__heading {
  font-family: var(--f-body);
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
  color: var(--c-white);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  margin-bottom: var(--s-lg);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--s-sm);
}

.footer__link {
  font-size: var(--fs-body-sm);
  color: rgba(255,255,255,0.5);
  transition: color var(--t-fast) ease;
}

.footer__link:hover {
  color: var(--c-secondary);
}

.footer__bottom {
  padding: var(--s-xl) 0;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-caption);
  color: rgba(255,255,255,0.3);
}

.footer__legal {
  display: flex;
  gap: var(--s-lg);
}

.footer__legal a {
  color: rgba(255,255,255,0.3);
  transition: color var(--t-fast) ease;
}

.footer__legal a:hover {
  color: rgba(255,255,255,0.6);
}

/* ─────────────────────────────────────────────
   20. STUDIO / LOCATION SECTION
   ───────────────────────────────────────────── */
.studio-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.studio-card__visual {
  height: 320px;
  background: var(--g-hero);
  position: relative;
  overflow: hidden;
}

.studio-card__visual-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,27,42,0.5) 0%, transparent 40%);
}

.studio-card__badge {
  position: absolute;
  top: var(--s-lg);
  left: var(--s-lg);
  padding: 8px 16px;
  background: rgba(13,27,42,0.6);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius-full);
  color: var(--c-secondary);
  font-size: var(--fs-caption);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

.studio-card__content {
  padding: var(--s-2xl);
}

.studio-card__name {
  font-family: var(--f-heading);
  font-size: var(--fs-h3);
  margin-bottom: var(--s-md);
}

.studio-card__address {
  color: var(--text-secondary);
  font-size: var(--fs-body-sm);
  margin-bottom: var(--s-lg);
}

.studio-card__features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-md);
  margin-bottom: var(--s-xl);
}

.studio-card__feature {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  font-size: var(--fs-body-sm);
  color: var(--text-secondary);
}

.studio-card__feature svg {
  width: 16px;
  height: 16px;
  color: var(--c-accent);
}

/* Coming Soon Card */
.studio-card--coming-soon {
  position: relative;
  overflow: hidden;
}

.studio-card--coming-soon .studio-card__visual {
  opacity: 0.6;
}

.studio-card--coming-soon::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 2px solid var(--c-secondary);
  border-radius: var(--border-radius-lg);
  opacity: 0;
  animation: pulse-border 3s ease-in-out infinite;
  pointer-events: none;
}

/* ─────────────────────────────────────────────
   21. CONTACT INFO
   ───────────────────────────────────────────── */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--s-xl);
}

.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: var(--s-md);
}

.contact-info__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius);
  background: rgba(27, 73, 101, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--c-primary);
}

[data-theme="dark"] .contact-info__icon {
  background: rgba(212, 168, 83, 0.1);
  color: var(--c-secondary);
}

.contact-info__icon svg {
  width: 20px;
  height: 20px;
}

.contact-info__label {
  font-size: var(--fs-caption);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--s-xs);
}

.contact-info__value {
  font-size: var(--fs-body);
  font-weight: var(--fw-medium);
}

.contact-info__value a {
  color: var(--c-primary);
}

[data-theme="dark"] .contact-info__value a {
  color: var(--c-secondary);
}

.contact-info__value a:hover {
  text-decoration: underline;
}

/* ─────────────────────────────────────────────
   22. SCROLL ANIMATIONS
   ───────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--t-slow) var(--ease-out), transform var(--t-slow) var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--left {
  transform: translateX(-40px);
}

.reveal--left.visible {
  transform: translateX(0);
}

.reveal--right {
  transform: translateX(40px);
}

.reveal--right.visible {
  transform: translateX(0);
}

.reveal--scale {
  transform: scale(0.95);
}

.reveal--scale.visible {
  transform: scale(1);
}

/* Staggered children */
.stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--t-slow) var(--ease-out), transform var(--t-slow) var(--ease-out);
}

.stagger.visible > *:nth-child(1) { transition-delay: 0ms; }
.stagger.visible > *:nth-child(2) { transition-delay: 100ms; }
.stagger.visible > *:nth-child(3) { transition-delay: 200ms; }
.stagger.visible > *:nth-child(4) { transition-delay: 300ms; }
.stagger.visible > *:nth-child(5) { transition-delay: 400ms; }
.stagger.visible > *:nth-child(6) { transition-delay: 500ms; }
.stagger.visible > *:nth-child(7) { transition-delay: 600ms; }
.stagger.visible > *:nth-child(8) { transition-delay: 700ms; }

.stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* ─────────────────────────────────────────────
   23. KEYFRAME ANIMATIONS
   ───────────────────────────────────────────── */
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

@keyframes float-subtle {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-8px); }
}

@keyframes float-lotus {
  0%, 100% {
    transform: translateY(0) rotateY(0deg) rotateX(5deg);
  }
  25% {
    transform: translateY(-10px) rotateY(5deg) rotateX(2deg);
  }
  50% {
    transform: translateY(-5px) rotateY(0deg) rotateX(-3deg);
  }
  75% {
    transform: translateY(-12px) rotateY(-5deg) rotateX(2deg);
  }
}

@keyframes scroll-line {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

@keyframes wave-move {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes pulse-border {
  0%, 100% { opacity: 0; }
  50% { opacity: 0.5; }
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 20px rgba(212,168,83,0.2); }
  50% { box-shadow: 0 0 40px rgba(212,168,83,0.4); }
}

@keyframes ripple {
  0% { transform: scale(1) rotateX(60deg); opacity: 0.6; }
  100% { transform: scale(2.5) rotateX(60deg); opacity: 0; }
}

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

/* ─────────────────────────────────────────────
   24. PARALLAX LAYERS
   ───────────────────────────────────────────── */
.parallax-container {
  position: relative;
  overflow: hidden;
}

.parallax-layer {
  position: absolute;
  inset: 0;
  will-change: transform;
}

.parallax-layer--back {
  z-index: 1;
}

.parallax-layer--mid {
  z-index: 2;
}

.parallax-layer--front {
  z-index: 3;
}

/* ─────────────────────────────────────────────
   25. PARTICLE CANVAS
   ───────────────────────────────────────────── */
.particles-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* ─────────────────────────────────────────────
   26. MISC COMPONENTS
   ───────────────────────────────────────────── */

/* Divider Wave */
.wave-divider {
  width: 100%;
  height: 80px;
  position: relative;
  overflow: hidden;
}

.wave-divider svg {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 100%;
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--c-primary);
  color: var(--c-white);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--t-normal) var(--ease-out);
  box-shadow: var(--shadow-lg);
}

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

.back-to-top:hover {
  background: var(--c-secondary);
  color: var(--c-dark);
  transform: translateY(-4px);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
}

/* Page Header (inner pages) */
.page-header {
  padding-top: calc(var(--header-height) + var(--s-4xl));
  padding-bottom: var(--s-3xl);
  background: var(--g-hero);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to top, var(--bg-primary) 0%, transparent 100%);
}

.page-header h1 {
  color: var(--c-white);
  margin-bottom: var(--s-md);
  position: relative;
  z-index: 2;
}

.page-header .lead {
  color: rgba(255,255,255,0.7);
  position: relative;
  z-index: 2;
  margin: 0 auto;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  justify-content: center;
  margin-bottom: var(--s-xl);
  position: relative;
  z-index: 2;
}

.breadcrumb a {
  font-size: var(--fs-body-sm);
  color: rgba(255,255,255,0.5);
}

.breadcrumb a:hover {
  color: var(--c-secondary);
}

.breadcrumb__separator {
  color: rgba(255,255,255,0.3);
  font-size: var(--fs-caption);
}

.breadcrumb__current {
  font-size: var(--fs-body-sm);
  color: var(--c-secondary);
  font-weight: var(--fw-medium);
}

/* ─────────────────────────────────────────────
   27. RESPONSIVE
   ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer__top { grid-template-columns: 1fr 1fr; gap: var(--s-2xl); }
  .wiesbaden-grid { grid-template-columns: 1fr; gap: var(--s-2xl); }
  .wiesbaden-visual { height: 340px; }
}

@media (max-width: 768px) {
  :root {
    --header-height: 64px;
    --s-section: clamp(3.5rem, 8vw, 6rem);
  }

  .container {
    padding: 0 var(--s-md);
  }

  .grid-4,
  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  /* Mobile Nav */
  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: var(--c-dark);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--s-2xl);
    transition: right var(--t-slow) var(--ease-out);
    z-index: 1000;
  }

  .nav.open {
    right: 0;
  }

  .nav__list {
    flex-direction: column;
    align-items: center;
    gap: var(--s-xl);
  }

  .nav__link {
    font-size: var(--fs-h4);
    color: rgba(255, 255, 255, 0.8);
  }

  .header.scrolled .nav__link {
    color: rgba(255, 255, 255, 0.8);
  }

  .menu-toggle {
    display: flex;
  }

  .menu-toggle.active span {
    background: var(--c-white) !important;
  }

  .theme-toggle {
    color: rgba(255, 255, 255, 0.8) !important;
  }

  /* Hero Mobile */
  .hero {
    min-height: 100svh;
  }

  .hero__actions {
    flex-direction: column;
    gap: var(--s-md);
  }

  .hero__actions .btn {
    width: 100%;
    max-width: 300px;
  }

  .hero__scroll-indicator {
    display: none;
  }

  .lotus--hero {
    display: none;
  }

  /* Footer Mobile */
  .footer__top {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer__brand {
    max-width: 100%;
    margin: 0 auto;
  }

  .footer__social {
    justify-content: center;
  }

  .footer__links {
    align-items: center;
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--s-md);
    text-align: center;
  }

  /* Team cards smaller on mobile */
  .team-card {
    height: 360px;
  }

  /* Schedule table scroll */
  .schedule-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .schedule-table {
    min-width: 600px;
  }

  /* Pricing stack */
  .pricing-card--featured {
    order: -1;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: clamp(2.25rem, 8vw, 3.5rem);
  }

  .section-header h2 {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
  }

  .btn--lg {
    padding: 14px 28px;
    font-size: var(--fs-body-sm);
  }
}

/* ─────────────────────────────────────────────
   28. REDUCED MOTION
   ───────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .stagger > * {
    opacity: 1;
    transform: none;
  }

  .parallax-layer {
    transform: none !important;
  }

  .particles-canvas {
    display: none;
  }
}

/* ─────────────────────────────────────────────
   29. PRINT
   ───────────────────────────────────────────── */
@media print {
  .header,
  .hero__canvas,
  .particles-canvas,
  .back-to-top,
  .theme-toggle,
  .lotus {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  .section--dark {
    background: white;
    color: black;
  }
}