/* ========================================
   Souvenirheureux — Design system
   Premium Nordic Boutique Hotel
   ======================================== */

:root {
  /* Palette */
  --brume: #c9d1c8;
  --pin: #5b7065;
  --evergreen: #304040;
  --foret: #04202c;

  /* Functional tints */
  --bg-primary: var(--foret);
  --bg-secondary: var(--evergreen);
  --surface: rgba(91, 112, 101, 0.12);
  --surface-light: rgba(201, 209, 200, 0.06);
  --text-primary: var(--brume);
  --text-muted: rgba(201, 209, 200, 0.7);
  --text-dim: rgba(201, 209, 200, 0.55);
  --accent: var(--brume);
  --accent-hover: #d8dfd6;
  --border: rgba(201, 209, 200, 0.18);
  --error: #e8a2a2;
  --success: #a8c9a8;

  /* Typography */
  --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 9rem;

  /* Container */
  --container: 1200px;
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
}

/* Reset & base */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
svg,
video,
iframe {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover,
a:focus {
  color: var(--brume);
  text-decoration: underline;
  text-underline-offset: 0.2em;
  text-decoration-thickness: 1px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--brume);
  outline-offset: 3px;
}

h1, h2, h3, h4, h5, h6,
p, ul, ol, figure {
  margin: 0;
}

ul, ol {
  padding-left: 1.25rem;
}

li {
  margin-bottom: 0.5rem;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 500;
}

h2 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  margin-bottom: var(--space-md);
}

h3 {
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  margin-bottom: var(--space-sm);
}

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: var(--space-sm);
  display: inline-block;
}

.eyebrow-accent {
  color: var(--brume);
  background: rgba(201, 209, 200, 0.1);
  border: 1px solid var(--border);
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
}

/* Utilities */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.container {
  width: min(92%, var(--container));
  margin-inline: auto;
}

.section {
  padding-block: var(--space-3xl);
}

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

.text-center {
  text-align: center;
}

.text-balance {
  text-wrap: balance;
}

/* Reveal animation base */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms ease, transform 600ms ease;
}

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

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1001;
  padding-block: var(--space-md);
  background: linear-gradient(to bottom, rgba(4, 32, 44, 0.85), transparent);
  transition: background var(--transition-base), padding var(--transition-base), backdrop-filter var(--transition-base);
}

.site-header.scrolled {
  background: rgba(4, 32, 44, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding-block: var(--space-sm);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.logo img {
  height: 2rem;
  width: auto;
}

.header-contact {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.header-info {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.header-info a {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: color var(--transition-fast);
}

.header-info a:hover {
  color: var(--brume);
}

.header-info svg {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

/* Main navigation */
.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.main-nav a {
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.25rem 0;
  position: relative;
  color: var(--text-primary);
}

.main-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width var(--transition-base);
}

.main-nav a:hover::after,
.main-nav a.active::after,
.main-nav a[aria-current="page"]::after {
  width: 100%;
}

.main-nav a[aria-current="page"] {
  color: var(--brume);
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: none;
  border: 0;
  color: var(--text-primary);
  padding: 0.5rem;
  cursor: pointer;
  z-index: 1003;
}

.menu-toggle svg {
  width: 1.75rem;
  height: 1.75rem;
}

.menu-toggle .menu-close {
  display: none;
}

.menu-toggle[aria-expanded="true"] .menu-open {
  display: none;
}

.menu-toggle[aria-expanded="true"] .menu-close {
  display: block;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--foret);
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media img,
.hero-media picture {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(135deg, rgba(4, 32, 44, 0.82), rgba(4, 32, 44, 0.5), rgba(48, 64, 64, 0.35));
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(92%, var(--container));
  margin-inline: auto;
  padding-top: 8rem;
  padding-bottom: 4rem;
}

.hero h1 {
  max-width: 16ch;
  margin-bottom: var(--space-md);
}

.hero p {
  max-width: 55ch;
  font-size: 1.125rem;
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.hero-notice {
  margin-bottom: var(--space-lg);
  padding: var(--space-md);
  background: rgba(201, 209, 200, 0.08);
  border: 1px solid var(--border);
  border-left: 3px solid var(--brume);
  border-radius: var(--radius-md);
  max-width: 640px;
}

.hero-notice p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--text-muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: none;
  padding: 0.95rem 1.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.btn-primary {
  background: var(--brume);
  color: var(--foret);
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: var(--foret);
  text-decoration: none;
}

.btn-secondary {
  background: transparent;
  color: var(--brume);
  border-color: var(--border);
}

.btn-secondary:hover {
  background: rgba(201, 209, 200, 0.08);
  color: var(--brume);
  text-decoration: none;
}

.btn-large {
  padding: 1.15rem 2.5rem;
  font-size: 1rem;
}

/* Split section (about, etc.) */
.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.split-section.reverse {
  direction: rtl;
}

.split-section.reverse > * {
  direction: ltr;
}

.split-media {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  aspect-ratio: 4 / 3;
}

.split-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.split-media:hover img {
  transform: scale(1.03);
}

.split-content p {
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

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

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

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(201, 209, 200, 0.3);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.card-image {
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: var(--space-md);
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

.card p {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

/* Asymmetric grid (advantages) */
.asymmetric-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-md);
}

.asymmetric-grid .feature {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.asymmetric-grid .feature-1 { grid-column: span 7; }
.asymmetric-grid .feature-2 { grid-column: span 5; }
.asymmetric-grid .feature-3 { grid-column: span 4; }
.asymmetric-grid .feature-4 { grid-column: span 4; }
.asymmetric-grid .feature-5 { grid-column: span 4; }

.feature-icon {
  width: 2.75rem;
  height: 2.75rem;
  margin-bottom: var(--space-sm);
  color: var(--brume);
}

.feature h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.feature p {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

/* Statistics */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  padding: var(--space-xl);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.stat-item {
  text-align: center;
  padding: var(--space-md);
  border-right: 1px solid var(--border);
}

.stat-item:last-child {
  border-right: 0;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--brume);
  display: block;
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Quote block */
.quote-section {
  position: relative;
  padding: var(--space-3xl) var(--space-xl);
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.quote-mark {
  font-family: var(--font-display);
  font-size: 4rem;
  line-height: 1;
  color: var(--pin);
  opacity: 0.4;
}

blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-style: italic;
  line-height: 1.5;
  max-width: 36ch;
  margin-inline: auto;
  color: var(--text-primary);
}

.quote-author {
  margin-top: var(--space-md);
  color: var(--text-muted);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* CTA */
.cta-section {
  position: relative;
  padding: var(--space-3xl) var(--space-lg);
  text-align: center;
  background: linear-gradient(135deg, var(--evergreen), var(--foret));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(91, 112, 101, 0.25), transparent 50%);
  pointer-events: none;
}

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin-inline: auto;
}

.cta-section h2 {
  margin-bottom: var(--space-sm);
}

.cta-section p {
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
}

/* Footer */
.site-footer {
  background: var(--foret);
  border-top: 1px solid var(--border);
  padding-block: var(--space-2xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-brand img {
  height: 1.75rem;
  width: auto;
  margin-bottom: var(--space-sm);
}

.footer-brand p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  max-width: 28ch;
}

.footer-title {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--brume);
  margin-bottom: var(--space-md);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.footer-links a:hover {
  color: var(--brume);
}

.footer-contact a,
.footer-contact p {
  color: var(--text-muted);
  font-size: 0.9375rem;
  margin-bottom: 0.25rem;
}

.footer-contact a {
  display: block;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border);
}

.copyright {
  font-size: 0.8125rem;
  color: var(--text-dim);
}

.social-links {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--text-muted);
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.social-links a:hover,
.social-links a:focus {
  background: var(--surface);
  color: var(--brume);
  border-color: var(--brume);
  text-decoration: none;
}

.social-links svg {
  width: 1.1rem;
  height: 1.1rem;
}

.legal-notice {
  grid-column: 1 / -1;
  padding: var(--space-md);
  background: var(--surface-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.legal-notice strong {
  color: var(--brume);
  display: block;
  margin-bottom: 0.5rem;
}

/* Page hero (smaller) */
.page-hero {
  position: relative;
  min-height: 40vh;
  display: flex;
  align-items: center;
  padding-top: 7rem;
  padding-bottom: var(--space-xl);
  background: linear-gradient(135deg, var(--foret), var(--evergreen));
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
  z-index: 0;
}

.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(4, 32, 44, 0.82), rgba(48, 64, 64, 0.72));
  z-index: 0;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(91, 112, 101, 0.18), transparent 45%);
  pointer-events: none;
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

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

.page-hero p {
  color: var(--text-muted);
  max-width: 52ch;
  font-size: 1.125rem;
}

/* Section intro */
.section-intro {
  max-width: 65ch;
  margin-bottom: var(--space-xl);
}

.section-intro p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* Services page */
.service-detail {
  margin-bottom: var(--space-2xl);
}

.service-detail h2 {
  margin-bottom: var(--space-md);
}

.service-detail p,
.service-detail li {
  color: var(--text-muted);
}

.service-list {
  list-style: none;
  padding: 0;
  margin-top: var(--space-md);
}

.service-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
}

.service-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--brume);
}

/* Forms */
.form-group {
  margin-bottom: var(--space-md);
}

label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="subject"],
select,
textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-primary);
  background: var(--surface-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

input::placeholder,
textarea::placeholder {
  color: var(--text-dim);
}

input:focus,
select:focus,
textarea:focus {
  background: rgba(201, 209, 200, 0.08);
  border-color: rgba(201, 209, 200, 0.4);
  outline: none;
}

input[aria-invalid="true"],
textarea[aria-invalid="true"] {
  border-color: var(--error);
}

.error-message {
  color: var(--error);
  font-size: 0.8125rem;
  margin-top: 0.35rem;
}

.success-message {
  color: var(--success);
  background: rgba(168, 201, 168, 0.08);
  border: 1px solid rgba(168, 201, 168, 0.25);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  margin-bottom: var(--space-md);
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: var(--space-md);
}

.checkbox-group input {
  width: auto;
  margin-top: 0.25rem;
}

.checkbox-group label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
}

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

.form-grid .full {
  grid-column: 1 / -1;
}

/* Contact grid */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-xl);
  align-items: start;
}

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

.contact-info-item {
  padding: var(--space-md);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.contact-info-item a {
  color: var(--brume);
  word-break: break-word;
}

.contact-info-item .label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-bottom: 0.25rem;
}

.map-container {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 4 / 3;
}

.map-container iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Legal pages */
.legal-content {
  max-width: 780px;
  margin-inline: auto;
}

.legal-content h2 {
  font-size: 1.75rem;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.legal-content h3 {
  font-size: 1.25rem;
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.legal-content p,
.legal-content li {
  color: var(--text-muted);
}

.legal-content ol,
.legal-content ul {
  margin-bottom: var(--space-md);
}

/* Messenger links */
.messenger-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--brume);
  font-weight: 500;
}

.messenger-link svg {
  width: 1.1rem;
  height: 1.1rem;
}

/* Decorative line */
.decorative-line {
  width: 60px;
  height: 1px;
  background: var(--pin);
  margin: var(--space-md) 0;
}

/* Icon list */
.icon-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
}

.icon-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: var(--text-muted);
}

.icon-list svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--brume);
  flex-shrink: 0;
}

/* Image + text section */
.image-text-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.image-frame {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 3 / 2;
}

.image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Responsive */
@media (max-width: 1024px) {
  .header-info {
    display: none;
  }
  .cards-grid,
  .cards-grid.four,
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-strip {
    grid-template-columns: repeat(2, 1fr);
  }
  .stat-item:nth-child(2) {
    border-right: 0;
  }
  .stat-item:nth-child(1),
  .stat-item:nth-child(2) {
    border-bottom: 1px solid var(--border);
    margin-bottom: 0.5rem;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(80vw, 320px);
    height: 100vh;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 5rem var(--space-lg) var(--space-lg);
    background: var(--foret);
    border-left: 1px solid var(--border);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: 1002;
    overflow-y: auto;
  }

  .main-nav.open {
    transform: translateX(0);
  }

  .main-nav a {
    font-size: 1.125rem;
    padding: var(--space-sm) 0;
    width: 100%;
    border-bottom: 1px solid var(--border);
  }

  .nav-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(4, 32, 44, 0.7);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
    z-index: 999;
  }

  .nav-backdrop.open {
    opacity: 1;
    visibility: visible;
  }

  body.menu-open {
    overflow: hidden;
  }

  .split-section,
  .image-text-section,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .split-media,
  .image-frame,
  .map-container {
    aspect-ratio: 16 / 9;
  }

  .cards-grid,
  .cards-grid.four,
  .footer-grid,
  .stats-strip,
  .form-grid,
  .contact-info-block,
  .icon-list {
    grid-template-columns: 1fr;
  }

  .asymmetric-grid .feature,
  .asymmetric-grid .feature-1,
  .asymmetric-grid .feature-2,
  .asymmetric-grid .feature-3,
  .asymmetric-grid .feature-4,
  .asymmetric-grid .feature-5 {
    grid-column: span 12;
  }

  .hero h1 {
    max-width: 100%;
  }

  .btn {
    width: 100%;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .stat-item {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .stat-item:last-child {
    border-bottom: 0;
  }

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

@media (max-width: 480px) {
  h1 {
    font-size: 2.25rem;
  }
  h2 {
    font-size: 1.75rem;
  }
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2000;
  background: rgba(4, 32, 44, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--border);
  padding: var(--space-md) 0;
  transform: translateY(0);
  opacity: 1;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.cookie-banner[hidden] {
  display: none;
}

.cookie-banner.is-hidden {
  transform: translateY(100%);
  opacity: 0;
  pointer-events: none;
}

.cookie-banner-content {
  width: min(92%, var(--container));
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: var(--space-md);
  justify-content: space-between;
}

.cookie-banner-text {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--text-muted);
  max-width: 70ch;
}

.cookie-banner-text a {
  color: var(--brume);
  text-decoration: underline;
}

.cookie-banner-actions {
  display: flex;
  gap: var(--space-sm);
  flex-shrink: 0;
}

.cookie-banner-actions .btn {
  width: auto;
  flex: 0 0 auto;
  padding-inline: 1.25rem;
}

@media (max-width: 768px) {
  .cookie-banner-content {
    flex-direction: column;
    align-items: stretch;
  }

  .cookie-banner-actions {
    width: 100%;
  }

  .cookie-banner-actions .btn {
    flex: 1;
  }
}