@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 {
  --canvas: #181818;
  --canvas-elevated: #303030;
  --canvas-light: #ffffff;
  --surface-soft-light: #f7f7f7;
  --surface-strong-light: #ebebeb;
  --primary: #da291c;
  --primary-active: #b01e0a;
  --ink: #ffffff;
  --body: #969696;
  --body-on-light: #181818;
  --muted: #666666;
  --hairline: #303030;
  --hairline-on-light: #d2d2d2;
  --on-primary: #ffffff;
  --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;
  --max-width: 1280px;
}

html { font-size: 14px; scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, system-ui, sans-serif;
  background: var(--canvas);
  color: var(--body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
ul { list-style: none; }

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

/* NAV */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
  height: 64px;
  display: flex;
  align-items: center;
}

.top-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-brand {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.36px;
  display: flex;
  align-items: center;
  gap: var(--spacing-xxs);
}

.nav-brand span {
  color: var(--primary);
}

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

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

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

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

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

/* HERO */
.hero-band {
  position: relative;
  width: 100%;
  min-height: 90vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--canvas);
}

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

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(24,24,24,0.15) 0%, rgba(24,24,24,0.85) 100%);
}

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

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

.hero-h1 {
  font-size: 80px;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.05;
  letter-spacing: -1.6px;
  max-width: 760px;
  margin-bottom: var(--spacing-md);
}

.hero-sub {
  font-size: 16px;
  font-weight: 400;
  color: var(--body);
  max-width: 520px;
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

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

.btn-primary:hover { background: var(--primary-active); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  background: transparent;
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  padding: 0 var(--spacing-md);
  height: 48px;
  border: 1px solid var(--ink);
  cursor: pointer;
  border-radius: 0;
  margin-left: var(--spacing-xs);
}

.hero-ctas { display: flex; align-items: center; flex-wrap: wrap; gap: var(--spacing-xxs); }

/* SECTIONS */
.section-dark { background: var(--canvas); padding: var(--spacing-xxl) 0; }
.section-elevated { background: var(--canvas-elevated); padding: var(--spacing-xxl) 0; }
.section-light { background: var(--canvas-light); padding: var(--spacing-xxl) 0; }
.section-soft { background: var(--surface-soft-light); padding: var(--spacing-xxl) 0; }

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

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

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

.section-body {
  font-size: 14px;
  color: var(--body);
  line-height: 1.7;
  max-width: 640px;
}

.section-body-dark {
  font-size: 14px;
  color: var(--body-on-light);
  line-height: 1.7;
  max-width: 640px;
}

/* CARDS GRID */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.feature-card {
  background: var(--canvas-elevated);
  border-radius: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.feature-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.feature-card-body {
  padding: var(--spacing-sm);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.1px;
  color: var(--ink);
  background: var(--canvas-elevated);
  border: 1px solid var(--hairline);
  padding: 4px 12px;
  border-radius: 9999px;
  margin-bottom: var(--spacing-xxs);
}

.card-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
  margin-bottom: var(--spacing-xxs);
}

.card-title-dark {
  font-size: 18px;
  font-weight: 700;
  color: var(--body-on-light);
  line-height: 1.3;
  margin-bottom: var(--spacing-xxs);
}

.card-text {
  font-size: 13px;
  color: var(--body);
  line-height: 1.6;
  flex: 1;
  margin-bottom: var(--spacing-sm);
}

.card-text-dark {
  font-size: 13px;
  color: #555;
  line-height: 1.6;
  flex: 1;
  margin-bottom: var(--spacing-sm);
}

.card-link {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.1px;
  color: var(--primary);
  margin-top: auto;
}

/* LIGHT CARDS */
.cards-grid-light .feature-card-light {
  background: var(--canvas-light);
  border: 1px solid var(--hairline-on-light);
  border-radius: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.feature-card-light img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.feature-card-light .feature-card-body { background: var(--canvas-light); }

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

.livery-band .section-title {
  color: var(--ink);
  font-size: 36px;
}

.livery-band p {
  color: rgba(255,255,255,0.82);
  font-size: 16px;
  margin: var(--spacing-sm) auto var(--spacing-lg);
  max-width: 560px;
}

/* SPECS BAND */
.specs-band { padding: var(--spacing-xxl) 0; background: var(--canvas); }

.specs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--hairline);
  margin-top: var(--spacing-lg);
}

.spec-cell {
  background: var(--canvas);
  padding: var(--spacing-lg) var(--spacing-sm);
  text-align: center;
}

.spec-value {
  font-size: 64px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.0;
  letter-spacing: -1.6px;
}

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

/* ARTICLE PAGE */
.article-hero {
  position: relative;
  width: 100%;
  height: 520px;
  overflow: hidden;
  background: var(--canvas);
}

.article-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(24,24,24,0.1) 0%, rgba(24,24,24,0.7) 100%);
}

.article-hero-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-xxl) var(--spacing-xs) var(--spacing-lg);
  max-width: var(--max-width);
  margin: 0 auto;
}

.article-body {
  max-width: 760px;
  margin: 0 auto;
  padding: var(--spacing-xxl) var(--spacing-xs);
}

.article-body h2 {
  font-size: 26px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.195px;
  line-height: 1.5;
  margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.article-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
  margin: var(--spacing-md) 0 var(--spacing-xxs);
}

.article-body p {
  font-size: 15px;
  color: var(--body);
  line-height: 1.8;
  margin-bottom: var(--spacing-sm);
}

.article-body ul, .article-body ol {
  margin: var(--spacing-sm) 0 var(--spacing-sm) var(--spacing-sm);
  list-style: disc;
}

.article-body li {
  font-size: 15px;
  color: var(--body);
  line-height: 1.8;
  margin-bottom: var(--spacing-xxs);
}

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

.article-meta {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--hairline);
}

.article-meta span {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.65px;
}

.article-date { color: var(--muted); }

/* FORM */
.form-section {
  background: var(--canvas-elevated);
  padding: var(--spacing-xxl) 0;
}

.contact-form {
  max-width: 560px;
  margin: var(--spacing-lg) auto 0;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm);
}

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

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

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

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

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

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

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

.footer-brand-col .nav-brand { margin-bottom: var(--spacing-sm); }

.footer-brand-col p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
  max-width: 260px;
}

.footer-col h4 {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.1px;
  color: var(--ink);
  margin-bottom: var(--spacing-sm);
}

.footer-col ul { display: flex; flex-direction: column; gap: var(--spacing-xxs); }

.footer-col a {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  transition: color 0.2s;
}

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

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

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

/* PAGE SECTIONS */
.page-header {
  background: var(--canvas);
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
  border-bottom: 1px solid var(--hairline);
}

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

.page-header p {
  font-size: 16px;
  color: var(--body);
  max-width: 560px;
  line-height: 1.6;
}

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

.content-section h2 {
  font-size: 26px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.195px;
  margin-bottom: var(--spacing-sm);
}

.content-section h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: var(--spacing-xxs);
}

.content-section p {
  font-size: 14px;
  color: var(--body);
  line-height: 1.8;
  margin-bottom: var(--spacing-sm);
}

.content-section ul {
  list-style: disc;
  padding-left: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.content-section li {
  font-size: 14px;
  color: var(--body);
  line-height: 1.8;
  margin-bottom: 4px;
}

/* COOKIE BANNER */
#cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--canvas-elevated);
  border-top: 1px solid var(--hairline);
  z-index: 999;
  padding: var(--spacing-sm) var(--spacing-xs);
}

.cookie-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.cookie-inner p {
  font-size: 13px;
  color: var(--body);
  flex: 1;
  min-width: 260px;
}

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

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

.btn-cookie-accept {
  background: var(--primary);
  color: var(--on-primary);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.1px;
  padding: 0 var(--spacing-sm);
  height: 40px;
  border: none;
  cursor: pointer;
  border-radius: 0;
}

.btn-cookie-reject {
  background: transparent;
  color: var(--body);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.1px;
  padding: 0 var(--spacing-sm);
  height: 40px;
  border: 1px solid var(--hairline);
  cursor: pointer;
  border-radius: 0;
}

/* DIVIDER */
.divider { height: 1px; background: var(--hairline); }

/* RELATED ARTICLES */
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

/* BREADCRUMB */
.breadcrumb {
  display: flex;
  gap: var(--spacing-xxs);
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.breadcrumb a {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.65px;
}

.breadcrumb span {
  font-size: 12px;
  color: var(--hairline);
}

.breadcrumb .current {
  font-size: 12px;
  color: var(--body);
  text-transform: uppercase;
  letter-spacing: 0.65px;
}

/* DISCLAIMER */
.disclaimer-box {
  background: var(--canvas-elevated);
  border-left: 3px solid var(--primary);
  padding: var(--spacing-sm);
  margin: var(--spacing-lg) 0;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
}

/* MOBILE */
@media (max-width: 1024px) {
  .specs-grid { grid-template-columns: repeat(2, 1fr); }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-links.open { display: flex; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: var(--canvas); border-bottom: 1px solid var(--hairline); padding: var(--spacing-sm); gap: var(--spacing-sm); }
  .hero-h1 { font-size: 40px; letter-spacing: -0.8px; }
  .hero-band { min-height: 70vh; }
  .hero-content { padding: var(--spacing-super) var(--spacing-xs) var(--spacing-lg); }
  .section-title { font-size: 28px; }
  .page-header h1 { font-size: 36px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--spacing-md); }
  .form-row { grid-template-columns: 1fr; }
  .specs-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .cards-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-h1 { font-size: 32px; }
  .spec-value { font-size: 48px; }
  .btn-outline { margin-left: 0; }
  .hero-ctas { flex-direction: column; align-items: flex-start; }
}