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

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

:root {
  --color-canvas: #181818;
  --color-canvas-elevated: #303030;
  --color-canvas-light: #ffffff;
  --color-primary: #da291c;
  --color-primary-active: #b01e0a;
  --color-ink: #ffffff;
  --color-body: #969696;
  --color-body-on-light: #181818;
  --color-muted: #666666;
  --color-hairline: #303030;
  --color-hairline-on-light: #d2d2d2;
  --color-surface-soft-light: #f7f7f7;
  --color-semantic-success: #03904a;
  --color-semantic-warning: #f13a2c;
  --spacing-xxxs: 4px;
  --spacing-xxs: 8px;
  --spacing-xs: 16px;
  --spacing-sm: 24px;
  --spacing-md: 32px;
  --spacing-lg: 48px;
  --spacing-xl: 64px;
  --spacing-xxl: 96px;
  --spacing-super: 128px;
  --font-family: 'Inter', -apple-system, system-ui, sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-canvas);
  color: var(--color-ink);
  font-family: var(--font-family);
  font-size: 14px;
  font-weight: 400;
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

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

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

ul, ol {
  list-style: none;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-xs);
}

.top-nav {
  background: var(--color-canvas);
  border-bottom: 1px solid var(--color-hairline);
  height: 64px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.top-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-xs);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xxs);
  text-decoration: none;
}

.nav-logo-mark {
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 1.1px;
  text-transform: uppercase;
}

.nav-logo-name {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-ink);
  letter-spacing: 0.08px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav-menu a {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-body);
  text-transform: uppercase;
  letter-spacing: 0.65px;
  transition: color 0.2s;
}

.nav-menu a:hover, .nav-menu a.active {
  color: var(--color-ink);
}

.nav-hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xxs);
  flex-direction: column;
  gap: 5px;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-ink);
}

.mobile-menu {
  display: none;
  background: var(--color-canvas-elevated);
  border-bottom: 1px solid var(--color-hairline);
  padding: var(--spacing-sm) var(--spacing-xs);
}

.mobile-menu.open {
  display: block;
}

.mobile-menu a {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-body);
  text-transform: uppercase;
  letter-spacing: 0.65px;
  padding: var(--spacing-xxs) 0;
  border-bottom: 1px solid var(--color-hairline);
}

.mobile-menu a:last-child {
  border-bottom: none;
}

.hero-band {
  background: var(--color-canvas);
  position: relative;
  overflow: hidden;
  min-height: 480px;
  display: flex;
  align-items: flex-end;
}

.hero-band-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.hero-band-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(24,24,24,0.2) 0%, rgba(24,24,24,0.85) 100%);
}

.hero-band-content {
  position: relative;
  z-index: 2;
  padding: var(--spacing-xxl) var(--spacing-xs);
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
}

.hero-badge {
  display: inline-block;
  background: var(--color-canvas-elevated);
  color: var(--color-ink);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 9999px;
  margin-bottom: var(--spacing-sm);
}

.hero-title {
  font-size: 80px;
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -1.6px;
  color: var(--color-ink);
  margin-bottom: var(--spacing-sm);
  max-width: 800px;
}

.hero-desc {
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-body);
  max-width: 560px;
  margin-bottom: var(--spacing-lg);
}

.btn-primary {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  padding: 14px 32px;
  height: 48px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  border-radius: 0;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s;
}

.btn-primary:hover, .btn-primary:focus {
  background: var(--color-primary-active);
  color: #fff;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  background: transparent;
  color: var(--color-ink);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  padding: 14px 32px;
  height: 48px;
  line-height: 1;
  border-radius: 0;
  border: 1px solid var(--color-ink);
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s;
}

.btn-outline:hover {
  background: rgba(255,255,255,0.06);
  color: var(--color-ink);
}

.btn-group {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  align-items: center;
}

.section {
  padding: var(--spacing-xxl) 0;
}

.section-light {
  background: var(--color-surface-soft-light);
  color: var(--color-body-on-light);
}

.section-elevated {
  background: var(--color-canvas-elevated);
}

.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.section-title {
  font-size: 36px;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.36px;
  color: var(--color-ink);
  margin-bottom: var(--spacing-sm);
}

.section-light .section-title {
  color: var(--color-body-on-light);
}

.section-desc {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-body);
  max-width: 640px;
}

.section-light .section-desc {
  color: #555;
}

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

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

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}

.card {
  background: var(--color-canvas-elevated);
  padding: var(--spacing-md);
  border-radius: 0;
  border: 1px solid var(--color-hairline);
}

.card-light {
  background: var(--color-canvas-light);
  color: var(--color-body-on-light);
  padding: var(--spacing-md);
  border-radius: 0;
  border: 1px solid var(--color-hairline-on-light);
}

.card-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--spacing-xxs);
}

.card-title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-ink);
  margin-bottom: var(--spacing-xxs);
}

.card-light .card-title {
  color: var(--color-body-on-light);
}

.card-body {
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-body);
}

.card-light .card-body {
  color: #555;
}

.breadcrumb {
  padding: var(--spacing-sm) 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-xxs);
  font-size: 13px;
  color: var(--color-muted);
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--color-muted);
}

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

.breadcrumb-sep {
  color: var(--color-muted);
}

.page-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--spacing-xl);
  padding: var(--spacing-xl) 0;
  max-width: 1280px;
  margin: 0 auto;
  align-items: start;
}

.sidebar {
  position: sticky;
  top: 80px;
}

.sidebar-section {
  margin-bottom: var(--spacing-lg);
}

.sidebar-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-xxs);
  border-bottom: 1px solid var(--color-hairline);
}

.sidebar-menu a {
  display: block;
  font-size: 14px;
  color: var(--color-body);
  padding: var(--spacing-xxs) 0;
  border-bottom: 1px solid var(--color-hairline);
  transition: color 0.2s;
}

.sidebar-menu a:hover, .sidebar-menu a.active {
  color: var(--color-ink);
}

.toc {
  background: var(--color-canvas-elevated);
  padding: var(--spacing-sm);
  border-left: 2px solid var(--color-primary);
  margin-bottom: var(--spacing-lg);
}

.toc-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-ink);
  text-transform: uppercase;
  letter-spacing: 0.65px;
  margin-bottom: var(--spacing-sm);
}

.toc-list {
  list-style: none;
}

.toc-list li {
  margin-bottom: var(--spacing-xxs);
}

.toc-list a {
  font-size: 13px;
  color: var(--color-body);
  transition: color 0.2s;
}

.toc-list a:hover {
  color: var(--color-ink);
}

.article-body {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-body);
}

.article-body h1 {
  font-size: 56px;
  font-weight: 500;
  letter-spacing: -1.12px;
  color: var(--color-ink);
  margin-bottom: var(--spacing-sm);
  line-height: 1.1;
}

.article-body h2 {
  font-size: 36px;
  font-weight: 500;
  letter-spacing: -0.36px;
  color: var(--color-ink);
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-sm);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-hairline);
  line-height: 1.2;
}

.article-body h3 {
  font-size: 26px;
  font-weight: 500;
  letter-spacing: 0.195px;
  color: var(--color-ink);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-xs);
  line-height: 1.5;
}

.article-body p {
  margin-bottom: var(--spacing-sm);
}

.article-body ul, .article-body ol {
  list-style: disc;
  padding-left: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.article-body ol {
  list-style: decimal;
}

.article-body li {
  margin-bottom: var(--spacing-xxs);
}

.article-body strong {
  color: var(--color-ink);
  font-weight: 700;
}

.article-body a {
  color: var(--color-primary);
  text-decoration: underline;
}

.faq-list {
  margin-top: var(--spacing-md);
}

.faq-item {
  border-bottom: 1px solid var(--color-hairline);
}

.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  cursor: pointer;
  font-size: 16px;
  font-weight: 500;
  color: var(--color-ink);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  font-size: 22px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-left: var(--spacing-sm);
  transition: transform 0.2s;
}

.faq-item[open] summary::after {
  content: '−';
}

.faq-body {
  padding: 0 0 var(--spacing-sm) 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-body);
}

.related-block {
  background: var(--color-canvas-elevated);
  padding: var(--spacing-lg);
  margin-top: var(--spacing-xl);
  border-top: 2px solid var(--color-primary);
}

.related-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-sm);
}

.related-card {
  padding: var(--spacing-sm);
  border: 1px solid var(--color-hairline);
  background: var(--color-canvas);
}

.related-card-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--spacing-xxs);
}

.related-card a {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-ink);
}

.related-card a:hover {
  color: var(--color-primary);
}

.disclaimer-block {
  background: var(--color-canvas-elevated);
  border-left: 2px solid var(--color-primary);
  padding: var(--spacing-sm);
  margin: var(--spacing-md) 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-body);
  font-style: italic;
}

.footer {
  background: var(--color-canvas);
  border-top: 1px solid var(--color-hairline);
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-col-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  color: var(--color-ink);
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-xxs);
  border-bottom: 1px solid var(--color-hairline);
}

.footer-col a {
  display: block;
  font-size: 13px;
  color: var(--color-body);
  margin-bottom: var(--spacing-xxs);
  transition: color 0.2s;
}

.footer-col a:hover {
  color: var(--color-ink);
}

.footer-col p {
  font-size: 13px;
  color: var(--color-body);
  line-height: 1.6;
  margin-bottom: var(--spacing-xxs);
}

.footer-disclaimer {
  border-top: 1px solid var(--color-hairline);
  padding-top: var(--spacing-md);
  font-size: 12px;
  color: var(--color-muted);
  line-height: 1.6;
  margin-bottom: var(--spacing-sm);
}

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

.footer-copy {
  font-size: 12px;
  color: var(--color-muted);
}

.footer-links {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 12px;
  color: var(--color-muted);
}

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

.contact-form {
  max-width: 640px;
}

.form-group {
  margin-bottom: var(--spacing-sm);
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-ink);
  text-transform: uppercase;
  letter-spacing: 0.65px;
  margin-bottom: var(--spacing-xxs);
}

.form-input, .form-textarea {
  width: 100%;
  background: var(--color-canvas);
  color: var(--color-ink);
  border: 1px solid var(--color-hairline);
  border-radius: 4px;
  padding: 14px 16px;
  font-size: 14px;
  font-family: var(--font-family);
  height: 48px;
  outline: none;
  transition: border-color 0.2s;
}

.form-textarea {
  height: auto;
  min-height: 120px;
  resize: vertical;
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--color-primary);
}

.form-input.error, .form-textarea.error {
  border-color: var(--color-semantic-warning);
}

.form-error {
  font-size: 12px;
  color: var(--color-semantic-warning);
  margin-top: var(--spacing-xxs);
  display: none;
}

.form-success {
  background: var(--color-canvas-elevated);
  border-left: 2px solid var(--color-semantic-success);
  padding: var(--spacing-sm);
  font-size: 14px;
  color: var(--color-ink);
  display: none;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-canvas-elevated);
  border-top: 1px solid var(--color-hairline);
  padding: var(--spacing-sm) var(--spacing-xs);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.cookie-text {
  font-size: 13px;
  color: var(--color-body);
  line-height: 1.5;
  flex: 1;
  min-width: 200px;
}

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

.cookie-actions {
  display: flex;
  gap: var(--spacing-xxs);
}

.btn-cookie-accept {
  background: var(--color-primary);
  color: #fff;
  border: none;
  padding: 10px 20px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 0;
}

.btn-cookie-reject {
  background: transparent;
  color: var(--color-body);
  border: 1px solid var(--color-hairline);
  padding: 10px 20px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 0;
}

.livery-band {
  background: var(--color-primary);
  padding: var(--spacing-xxl) 0;
  text-align: center;
}

.livery-band-title {
  font-size: 36px;
  font-weight: 500;
  line-height: 1.2;
  color: #fff;
  letter-spacing: -0.36px;
  margin-bottom: var(--spacing-sm);
}

.livery-band-desc {
  font-size: 14px;
  color: rgba(255,255,255,0.8);
  max-width: 480px;
  margin: 0 auto var(--spacing-md);
}

.page-hero {
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
  background: linear-gradient(180deg, #3c3c3c 0%, #030303 100%);
}

.page-hero-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.page-hero-title {
  font-size: 56px;
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -1.12px;
  color: var(--color-ink);
  margin-bottom: var(--spacing-sm);
}

.page-hero-desc {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-body);
  max-width: 580px;
}

.badge-pill {
  display: inline-block;
  background: var(--color-canvas-elevated);
  color: var(--color-ink);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 9999px;
}

.hairline {
  border: none;
  border-top: 1px solid var(--color-hairline);
  margin: var(--spacing-lg) 0;
}

.text-muted {
  color: var(--color-muted);
}

.text-primary {
  color: var(--color-primary);
}

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

@media (max-width: 1024px) {
  .hero-title { font-size: 56px; }
  .page-hero-title { font-size: 42px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .page-layout {
    grid-template-columns: 1fr;
    padding: var(--spacing-sm) var(--spacing-xs);
  }
  .sidebar {
    position: static;
    order: -1;
  }
  .nav-menu { display: none; }
  .nav-hamburger { display: flex; }
  .hero-title { font-size: 36px; letter-spacing: -0.6px; }
  .section-title { font-size: 28px; }
  .article-body h1 { font-size: 32px; }
  .article-body h2 { font-size: 24px; }
  .article-body h3 { font-size: 20px; }
  .page-hero-title { font-size: 32px; }
  .livery-band-title { font-size: 26px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cookie-banner { flex-direction: column; align-items: flex-start; }
  .btn-group { flex-direction: column; }
}

@media (max-width: 640px) {
  .hero-band { min-height: 320px; }
  .hero-title { font-size: 28px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}