:root {
  --color-base: #1C1F26;
  --color-soft-night: #2B2F3A;
  --color-accent: #6D7BA6;
  --color-violet: #8C7AAE;
  --color-warm: #C9A27C;
  --color-text: #D4D8E3;
  --color-text-dim: #8A90A0;
  --color-glass: rgba(43, 47, 58, 0.45);
  --color-glass-border: rgba(109, 123, 166, 0.15);
  --font-primary: "Inter", system-ui, sans-serif;
  --font-display: "Cormorant Garamond", Georgia, serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-md: 1.125rem;
  --font-size-lg: 1.375rem;
  --font-size-xl: 1.75rem;
  --font-size-2xl: 2.25rem;
  --font-size-3xl: 3rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --line-height-tight: 1.25;
  --line-height-base: 1.6;
  --line-height-loose: 1.8;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 60px rgba(140, 122, 174, 0.08);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;
  --transition-fast: 0.2s ease;
  --transition-base: 0.4s ease;
  --transition-slow: 0.8s ease;
  --transition-drift: 1.2s cubic-bezier(0.25, 0.1, 0.25, 1);
  --header-height: 72px;
  --max-width: 1200px;
  --detox-progress: 0;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background-color: var(--color-base);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background-color var(--transition-slow), color var(--transition-slow);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: linear-gradient(
    180deg,
    var(--color-base) 0%,
    var(--color-soft-night) 40%,
    #14161c calc(60% + var(--detox-progress) * 20%),
    #0e1014
  );
  z-index: -2;
  transition: opacity var(--transition-slow);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='256' height='256' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: calc(0.06 - var(--detox-progress) * 0.04);
  pointer-events: none;
  z-index: -1;
}

img {
  max-width: var(--max-width);
  width: auto;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast), opacity var(--transition-fast);
}

a:hover {
  color: var(--color-warm);
}

ul {
  list-style: none;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-tight);
  transition: opacity var(--transition-slow), color var(--transition-slow);
}

h1 {
  font-size: clamp(var(--font-size-2xl), 5vw, var(--font-size-3xl));
  opacity: calc(1 - var(--detox-progress) * 0.15);
}

h2 {
  font-size: clamp(var(--font-size-xl), 3.5vw, var(--font-size-2xl));
  opacity: calc(1 - var(--detox-progress) * 0.2);
}

h3 {
  font-size: var(--font-size-lg);
  opacity: calc(1 - var(--detox-progress) * 0.25);
}

p {
  color: var(--color-text-dim);
  transition: opacity var(--transition-slow);
  opacity: calc(1 - var(--detox-progress) * 0.1);
}

.container {
  width: auto;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 100;
  background: rgba(28, 31, 38, calc(0.85 - var(--detox-progress) * 0.2));
  backdrop-filter: blur(calc(16px - var(--detox-progress) * 8px));
  border-bottom: 1px solid var(--color-glass-border);
  transition: background var(--transition-slow), backdrop-filter var(--transition-slow);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.brand-logo {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  color: var(--color-text);
  letter-spacing: 0.02em;
  transition: color var(--transition-fast), opacity var(--transition-slow);
  opacity: calc(1 - var(--detox-progress) * 0.1);
}

.brand-logo:hover {
  color: var(--color-warm);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-text);
  font-size: var(--font-size-lg);
  cursor: pointer;
  padding: var(--space-xs);
}

.main-nav ul {
  display: flex;
  gap: var(--space-lg);
  align-items: center;
}

.main-nav a {
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-text);
}

main {
  padding-top: var(--header-height);
}

.section {
  padding: var(--space-3xl) 0;
  opacity: calc(1 - var(--detox-progress) * 0.05);
  transition: opacity var(--transition-drift), transform var(--transition-drift);
}

.section-dim {
  opacity: calc(0.95 - var(--detox-progress) * 0.15);
}

.glass-panel {
  background: var(--color-glass);
  backdrop-filter: blur(calc(20px - var(--detox-progress) * 10px));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-md);
  transition: background var(--transition-slow), backdrop-filter var(--transition-slow), box-shadow var(--transition-slow);
}

.hero {
  min-height: calc(100vh - var(--header-height));
  display: flex;
  align-items: center;
  padding: var(--space-3xl) 0;
}

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

.hero-content {
  max-width: 540px;
}

.hero-tag {
  display: inline-block;
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-violet);
  margin-bottom: var(--space-md);
}

.hero-text {
  font-size: var(--font-size-md);
  margin: var(--space-md) 0 var(--space-lg);
  line-height: var(--line-height-loose);
}

.hero-figure {
  position: relative;
}

.hero-figure img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  opacity: calc(1 - var(--detox-progress) * 0.2);
  transition: opacity var(--transition-slow), box-shadow var(--transition-slow);
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.motif-figure {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
}

.motif-figure img {
  width: 100%;
  height: 100%;
  max-width: none;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md), var(--shadow-glow);
  opacity: calc(1 - var(--detox-progress) * 0.15);
  transition: opacity var(--transition-slow), transform var(--transition-drift);
}

.motif-figure img:hover {
  transform: scale(1.03);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--font-size-sm);
  font-family: var(--font-primary);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  background: rgba(109, 123, 166, 0.15);
  color: var(--color-text);
  cursor: pointer;
  transition: background var(--transition-base), border-color var(--transition-base), transform var(--transition-drift), box-shadow var(--transition-base);
}

.btn:hover {
  background: rgba(109, 123, 166, 0.3);
  border-color: var(--color-accent);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.btn-primary {
  background: rgba(140, 122, 174, 0.2);
  border-color: rgba(140, 122, 174, 0.3);
}

.btn-primary:hover {
  background: rgba(140, 122, 174, 0.35);
  border-color: var(--color-violet);
}

.btn-ghost {
  background: transparent;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.section-header {
  max-width: 640px;
  margin-bottom: var(--space-xl);
}

.section-header p {
  margin-top: var(--space-sm);
  font-size: var(--font-size-md);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.card {
  background: var(--color-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: background var(--transition-base), transform var(--transition-drift), border-color var(--transition-base);
}

.card:hover {
  background: rgba(43, 47, 58, 0.65);
  border-color: rgba(109, 123, 166, 0.25);
  transform: translateY(-3px);
}

.card-icon {
  font-size: var(--font-size-xl);
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  opacity: calc(1 - var(--detox-progress) * 0.15);
}

.card h3 {
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.asymmetric-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-xl);
  align-items: start;
}

.asymmetric-layout.reverse {
  grid-template-columns: 0.8fr 1.2fr;
}

.feature-list li {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-glass-border);
  color: var(--color-text-dim);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

.feature-list li:hover {
  color: var(--color-text);
}

.feature-list i {
  color: var(--color-violet);
  margin-top: 3px;
  flex-shrink: 0;
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.timeline-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--space-md);
  align-items: start;
}

.timeline-marker {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  color: var(--color-warm);
  opacity: calc(1 - var(--detox-progress) * 0.2);
}

.cta-section {
  text-align: center;
  padding: var(--space-3xl) 0;
}

.cta-section .glass-panel {
  max-width: 700px;
  margin: 0 auto;
}

.cta-section p {
  margin: var(--space-md) 0 var(--space-lg);
}

.disclaimer {
  font-size: var(--font-size-xs);
  color: var(--color-text-dim);
  line-height: var(--line-height-loose);
  padding: var(--space-md);
  border-left: 2px solid var(--color-violet);
  background: rgba(140, 122, 174, 0.05);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-top: var(--space-xl);
}

.site-footer {
  border-top: 1px solid var(--color-glass-border);
  padding: var(--space-xl) 0 var(--space-lg);
  background: rgba(20, 22, 28, calc(0.5 + var(--detox-progress) * 0.3));
  transition: background var(--transition-slow);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-lg);
}

.footer-brand {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.footer-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
  line-height: var(--line-height-loose);
}

.footer-nav h4 {
  font-family: var(--font-primary);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer-nav a {
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
}

.footer-nav a:hover {
  color: var(--color-warm);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-glass-border);
  font-size: var(--font-size-xs);
  color: var(--color-text-dim);
  text-align: center;
}

.footer-disclaimer {
  width: 100%;
  text-align: center;
  margin: var(--space-sm) 0;
  line-height: var(--line-height-loose);
}

.footer-disclaimer a {
  color: var(--color-violet-light);
}

.contact-form {
  max-width: 600px;
}

.form-group {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  margin-bottom: var(--space-xs);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea {
  width: auto;
  display: block;
  box-sizing: border-box;
  min-width: 0;
  align-self: stretch;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: rgba(28, 31, 38, 0.6);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(109, 123, 166, 0.15);
}

.form-group input.error,
.form-group textarea.error {
  border-color: #A67B7B;
}

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

.form-error {
  font-size: var(--font-size-xs);
  color: #A67B7B;
  margin-top: var(--space-xs);
  min-height: 1.2em;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.checkbox-group input {
  width: auto;
  margin-top: 4px;
  accent-color: var(--color-accent);
}

.checkbox-group label {
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
  margin-bottom: 0;
}

.checkbox-group a {
  color: var(--color-accent);
}

.policy-content {
  max-width: 800px;
}

.policy-content h2 {
  font-size: var(--font-size-xl);
  margin: var(--space-xl) 0 var(--space-md);
  color: var(--color-text);
}

.policy-content h3 {
  font-size: var(--font-size-md);
  margin: var(--space-lg) 0 var(--space-sm);
  color: var(--color-text);
}

.policy-content p,
.policy-content li {
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
  line-height: var(--line-height-loose);
  margin-bottom: var(--space-sm);
}

.policy-content ul {
  list-style: disc;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-md);
}

.policy-updated {
  font-size: var(--font-size-sm);
  color: var(--color-violet);
  margin-bottom: var(--space-lg);
}

.page-hero {
  padding: var(--space-2xl) 0 var(--space-xl);
}

.page-hero h1 {
  margin-bottom: var(--space-sm);
}

.page-hero p {
  font-size: var(--font-size-md);
  max-width: 600px;
}

.program-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.program-card + .program-card {
  margin-top: var(--space-lg);
}

.library-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.library-item {
  padding: var(--space-lg);
  background: var(--color-glass);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  transition: background var(--transition-base), transform var(--transition-drift);
}

.library-item:hover {
  background: rgba(43, 47, 58, 0.6);
  transform: translateY(-2px);
}

.library-item h3 {
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.library-item .tag {
  display: inline-block;
  font-size: var(--font-size-xs);
  color: var(--color-warm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}

.thank-you-content {
  min-height: calc(100vh - var(--header-height) - 200px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.thank-you-content .glass-panel {
  max-width: 500px;
}

.thank-you-content i {
  font-size: 3rem;
  color: var(--color-violet);
  margin-bottom: var(--space-md);
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: rgba(28, 31, 38, 0.95);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--color-glass-border);
  padding: var(--space-md);
  transform: translateY(120%);
  transition: transform var(--transition-base);
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--space-md);
}

.cookie-text {
  flex: 1;
  min-width: 280px;
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
}

.cookie-text a {
  color: var(--color-accent);
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.cookie-settings {
  display: none;
  grid-column: 1 / -1;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-glass-border);
  margin-top: var(--space-sm);
}

.cookie-settings.visible {
  display: block;
}

.cookie-category {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-glass-border);
}

.cookie-category label {
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.cookie-category p {
  font-size: var(--font-size-xs);
  margin-top: 2px;
}

.toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--color-soft-night);
  border-radius: 24px;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.toggle-slider::before {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  left: 3px;
  bottom: 3px;
  background: var(--color-text-dim);
  border-radius: 50%;
  transition: transform var(--transition-fast), background var(--transition-fast);
}

.toggle-switch input:checked + .toggle-slider {
  background: rgba(109, 123, 166, 0.4);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(20px);
  background: var(--color-accent);
}

.toggle-switch input:disabled + .toggle-slider {
  opacity: 0.6;
  cursor: not-allowed;
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-drift), transform var(--transition-drift);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 968px) {
  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: rgba(28, 31, 38, 0.97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-glass-border);
    padding: var(--space-md);
    transform: translateY(-120%);
    opacity: 0;
    transition: transform var(--transition-base), opacity var(--transition-base);
  }

  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
  }

  .main-nav ul {
    flex-direction: column;
    gap: var(--space-md);
    align-items: flex-start;
  }

  .hero-grid,
  .asymmetric-layout,
  .asymmetric-layout.reverse {
    grid-template-columns: 1fr;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .library-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .cookie-inner {
    grid-template-columns: 1fr;
  }

  .cookie-actions {
    justify-content: flex-start;
  }

  .section {
    padding: var(--space-2xl) 0;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-xs);
    text-align: center;
  }
}


@media (max-width: 480px) {
  .glass-panel {
    padding: 0.7rem;
  }

  .page-hero h1 {
    font-size: var(--font-size-xl);
  }

  .timeline-item {
    grid-template-columns: 1fr;
  }
}