/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0a0a0a;
  --bg-alt: #111111;
  --fg: #f0f0f0;
  --fg-muted: #888888;
  --accent: #ff2d2d;
  --accent-dim: rgba(255, 45, 45, 0.12);
  --border: rgba(255,255,255,0.07);
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* === TYPOGRAPHY === */
.font-display { font-family: 'Bebas Neue', 'Arial Narrow', sans-serif; }

/* === LAYOUT UTILITIES === */
.section-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-label {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-headline {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: 0.02em;
  line-height: 1;
  color: var(--fg);
  margin-bottom: 2.5rem;
}

/* === HEADER === */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  background: rgba(10,10,10,0.9);
  backdrop-filter: blur(12px);
}

.header-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.5rem;
  letter-spacing: 0.15em;
  color: var(--fg);
  text-decoration: none;
  transition: color 0.2s;
}

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

.header-nav {
  display: flex;
  gap: 2rem;
}

.header-nav a {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.header-nav a:hover { color: var(--fg); }

/* === HERO === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 8rem 2rem 4rem;
  overflow: hidden;
}

.hero-bg-shape {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 50%, rgba(255,45,45,0.06) 0%, transparent 70%),
    radial-gradient(ellipse 50% 80% at 0% 100%, rgba(255,45,45,0.04) 0%, transparent 60%);
  pointer-events: none;
}

.hero-inner {
  max-width: 1120px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-eyebrow {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.hero-headline {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(3.5rem, 7vw, 6rem);
  letter-spacing: 0.02em;
  line-height: 0.95;
  color: var(--fg);
  margin-bottom: 1.5rem;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 42ch;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.pill {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 2px;
}

/* === HERO VISUAL === */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.car-silhouette {
  position: relative;
  width: 100%;
  max-width: 440px;
  aspect-ratio: 2 / 1;
}

.car-body {
  position: absolute;
  bottom: 28%;
  left: 5%;
  right: 5%;
  height: 35%;
  background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 50%, #1a1a1a 100%);
  border-radius: 4px 4px 2px 2px;
  box-shadow: 0 0 40px rgba(255,45,45,0.15), inset 0 1px 0 rgba(255,255,255,0.05);
}

.car-wheel {
  position: absolute;
  bottom: 15%;
  width: 18%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: #111;
  border: 3px solid #333;
  box-shadow: inset 0 0 0 4px #222, 0 0 0 2px #111, 0 4px 12px rgba(0,0,0,0.8);
}

.car-wheel--rear { left: 8%; }
.car-wheel--front { right: 8%; }

.car-spoiler {
  position: absolute;
  bottom: 62%;
  right: 12%;
  width: 22%;
  height: 8%;
  background: #222;
  border-radius: 2px 2px 0 0;
  box-shadow: 0 -2px 8px rgba(255,45,45,0.2);
}

.car-splitter {
  position: absolute;
  bottom: 18%;
  left: 15%;
  right: 15%;
  height: 5%;
  background: linear-gradient(90deg, transparent, #ff2d2d33, transparent);
  border-top: 1px solid rgba(255,45,45,0.3);
}

.hero-tagline-overlay {
  position: absolute;
  bottom: -2rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: 'Bebas Neue', sans-serif;
  font-size: 5rem;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.03);
  white-space: nowrap;
  user-select: none;
}

/* === PLATFORMS === */
.platforms {
  padding: 5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.platforms-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.platform-card {
  background: var(--bg);
  padding: 2rem 1.5rem;
  transition: background 0.2s;
}

.platform-card:hover { background: var(--bg-alt); }

.platform-name {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.75rem;
  letter-spacing: 0.05em;
  color: var(--fg);
  margin-bottom: 0.5rem;
}

.platform-models {
  font-size: 0.8rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

/* === CATEGORIES === */
.categories {
  padding: 6rem 0;
}

.cat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.cat-card {
  background: var(--bg);
  padding: 2.5rem;
  transition: background 0.2s;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.cat-card:hover { background: var(--bg-alt); }

.cat-icon {
  color: var(--accent);
  width: 40px;
  height: 40px;
}

.cat-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.5rem;
  letter-spacing: 0.05em;
  color: var(--fg);
}

.cat-items {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* === FITMENT === */
.fitment {
  padding: 6rem 0;
  border-top: 1px solid var(--border);
}

.fitment .section-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.fitment-headline {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: 0.02em;
  line-height: 1;
  color: var(--fg);
  margin-bottom: 1.25rem;
}

.fitment-body {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.fitment-specs {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.spec { display: flex; gap: 1.5rem; align-items: flex-start; }

.spec-label {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
  width: 100px;
  flex-shrink: 0;
  padding-top: 0.15rem;
}

.spec-value {
  font-size: 0.9rem;
  color: var(--fg);
  line-height: 1.6;
}

/* Compat display */
.fitment-visual { display: flex; align-items: center; justify-content: center; }

.compat-display {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  padding: 2rem;
  width: 100%;
  max-width: 380px;
}

.compat-header {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--fg-muted);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.compat-list { display: flex; flex-direction: column; gap: 0.5rem; }

.compat-item {
  font-size: 0.85rem;
  padding: 0.6rem 0.9rem;
  border-radius: 2px;
  border: 1px solid transparent;
  color: var(--fg-muted);
}

.compat-item--active {
  color: var(--fg);
  background: var(--accent-dim);
  border-color: rgba(255,45,45,0.2);
}

/* === CLOSING === */
.closing {
  padding: 8rem 0;
  border-top: 1px solid var(--border);
}

.closing-inner {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.closing-badge {
  display: inline-block;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.3rem 1rem;
  border-radius: 2px;
  margin-bottom: 2rem;
  text-transform: uppercase;
}

.closing-headline {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: 0.02em;
  line-height: 1;
  color: var(--fg);
  margin-bottom: 1.5rem;
}

.closing-body {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* === FOOTER === */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 3rem 0;
}

.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 2rem;
  text-align: center;
}

.footer-brand {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2rem;
  letter-spacing: 0.2em;
  color: var(--fg);
  margin-bottom: 0.75rem;
}

.footer-tagline {
  font-size: 0.9rem;
  color: var(--fg-muted);
  margin-bottom: 0.5rem;
}

.footer-note {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.25);
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 3rem; }
  .hero-visual { order: -1; }
  .car-silhouette { max-width: 320px; margin: 0 auto; }
  .hero-tagline-overlay { font-size: 3rem; }
  .platforms-grid { grid-template-columns: repeat(2, 1fr); }
  .cat-grid { grid-template-columns: 1fr; }
  .fitment .section-inner { grid-template-columns: 1fr; }
  .fitment-visual { display: none; }
  .header-nav { display: none; }
}

@media (max-width: 600px) {
  .hero { padding: 7rem 1.5rem 3rem; }
  .hero-headline { font-size: 3.5rem; }
  .platforms-grid { grid-template-columns: 1fr; }
  .section-inner { padding: 0 1.5rem; }
}