:root {
  --bg: #08090b;
  --panel: #111318;
  --panel-soft: #171a20;
  --text: #f5f5f2;
  --muted: #a9adb7;
  --line: rgba(255,255,255,0.12);
  --accent: #d7d2c7;
  --accent-dark: #7d776c;
  --danger: #b82025;
  --success: #97b98c;
  --radius: 22px;
  --shadow: 0 24px 80px rgba(0,0,0,0.45);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255,255,255,0.10), transparent 30%),
    radial-gradient(circle at 90% 10%, rgba(184,32,37,0.18), transparent 28%),
    var(--bg);
  color: var(--text);
  line-height: 1.5;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(8,9,11,0.78);
  border-bottom: 1px solid var(--line);
}
.nav {
  width: min(1180px, calc(100% - 72px));
  margin: 0 auto;
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -0.04em;
  font-size: 1.35rem;
}
.brand span { font-family: "Orbitron", sans-serif; font-weight: 700; letter-spacing: -0.02em; }
.brand-mark-image { width: 38px; height: 38px; object-fit: contain; display: block; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-size: 0.95rem;
}
.nav-links a:hover, .social-links a:hover { color: var(--text); }
.social-links { display: flex; align-items: center; gap: 14px; margin-left: 8px; }
.social-links a { color: var(--muted); transition: color 160ms ease; }
.social-links svg { width: 20px; height: 20px; fill: currentColor; }
.footer-social { display: none; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 800;
  cursor: pointer;
  font-size: 1.1rem;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}
.button:hover { transform: translateY(-2px); }
.button.primary { background: var(--accent); color: #0a0b0d; }
.button.secondary { border-color: var(--line); color: var(--text); background: rgba(255,255,255,0.04); }
.button.small { min-height: 44px; font-size: 1rem; padding: 0 18px; }
.button.full { width: 100%; }
main { overflow: hidden; }
.section { width: min(1180px, calc(100% - 72px)); margin: 0 auto; padding: 28px 0; }
.section.compact-bottom { padding-bottom: 18px; }
.section.compact-top { padding-top: 18px; }

.hero {
  min-height: auto;
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  align-items: center;
  gap: 58px;
  padding-top: 54px;
  padding-bottom: 54px;
}
.eyebrow, .kicker {
  color: var(--accent);
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-transform: none;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(255,255,255,0.04);
  margin-bottom: 22px;
}
.kicker { margin-bottom: 8px; }
.eyebrow-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 18px var(--success); }
h1 { font-size: clamp(3rem, 8vw, 6.6rem); line-height: 0.92; letter-spacing: 0; max-width: 780px; margin-bottom: 24px; }
h2 { font-size: 1.5em; line-height: 1.2; letter-spacing: 0; }
h3 { letter-spacing: -0.035em; letter-spacing: 0;}
.lead { color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.3rem); max-width: 650px; margin-bottom: 34px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 14px; margin-bottom: 34px; }
.micro-proof { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; max-width: 680px; }
.proof-pill { border: 1px solid var(--line); border-radius: 16px; padding: 14px; background: rgba(255,255,255,0.04); color: var(--muted); font-size: 0.92rem; }
.proof-pill strong { display: block; color: var(--text); margin-bottom: 2px; }
.hero-card {
  position: relative;
  min-height: 600px;
  border-radius: 34px;
  background: linear-gradient(150deg, rgba(255,255,255,0.12), transparent 35%), linear-gradient(180deg, var(--panel), #07080a);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
  padding: 28px;
  display: grid;
  align-items: end;
}
.hero-photo-card { padding: 14px; align-items: stretch; }
.hero-photo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; height: 100%; min-height: 570px; }
.hero-photo-panel { position: relative; overflow: hidden; border-radius: 24px; border: 1px solid var(--line); background: #050506; }
.hero-photo-panel img { width: 100%; height: 100%; object-fit: cover; object-position: center; filter: saturate(0.95) contrast(1.04); }
.hero-photo-panel::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0.02), rgba(0,0,0,0.18) 55%, rgba(0,0,0,0.72)); pointer-events: none; }
.hero-photo-badge { position: absolute; left: 50%; bottom: 24px; transform: translateX(-50%); z-index: 3; border: 1px solid rgba(255,255,255,0.28); border-radius: 999px; padding: 8px 18px; background: rgba(8,9,11,0.72); color: var(--text); font-weight: 900; letter-spacing: 0.06em; text-transform: uppercase; backdrop-filter: blur(10px); }
.section-heading { margin-bottom: 22px; }
.section-heading.center { text-align: left; }
.section-heading h2 { margin-bottom: 10px; max-width: 820px; }
.section-heading p, .large-copy { color: var(--muted); font-size: 1.08rem; max-width: 720px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.feature-card, .fit-card, .faq-item, .product-panel, .article-card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.025));
  border-radius: var(--radius);
  padding: 24px;
}
.feature-icon { width: 48px; height: 48px; border-radius: 15px; background: rgba(255,255,255,0.08); display: grid; place-items: center; margin-bottom: 18px; color: var(--accent); font-weight: 900; font-size: 1.4rem; }
.feature-card h3, .fit-card h3, .faq-item h3, .article-card h3 { font-size: 1.16rem; margin-bottom: 8px; }
.feature-card p, .fit-card p, .faq-item p, .article-card p { color: var(--muted); }
.comparison { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: stretch; }
.before-after-card { min-height: 520px; border-radius: 30px; border: 1px solid var(--line); background: var(--panel); overflow: hidden; position: relative; box-shadow: var(--shadow); }
.before-after-card img { width: 100%; height: 100%; min-height: 520px; object-fit: cover; object-position: center; filter: saturate(0.95) contrast(1.04); }
.before-after-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0.05), rgba(0,0,0,0.12) 48%, rgba(0,0,0,0.72)); pointer-events: none; }
.comparison-label { position: absolute; left: 22px; top: 22px; z-index: 4; border: 1px solid var(--line); border-radius: 999px; padding: 8px 12px; font-size: 0.82rem; font-weight: 900; color: var(--accent); background: rgba(8,9,11,0.72); }
.comparison-copy { position: absolute; left: 22px; right: 22px; bottom: 22px; z-index: 4; color: var(--muted); background: rgba(8,9,11,0.72); border: 1px solid var(--line); border-radius: 18px; padding: 16px; backdrop-filter: blur(10px); }
.video-showcase { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 24px; align-items: center; }
.video-card { border-radius: 34px; border: 1px solid var(--line); background: linear-gradient(150deg, rgba(255,255,255,0.10), transparent 38%), linear-gradient(180deg, var(--panel), #07080a); box-shadow: var(--shadow); overflow: hidden; padding: 14px; }
.video-card video { width: 100%; aspect-ratio: 9 / 16; max-height: 680px; object-fit: cover; border-radius: 24px; border: 1px solid var(--line); background: #050506; }
.video-copy { border: 1px solid var(--line); background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.025)); border-radius: var(--radius); padding: clamp(24px, 4vw, 42px); }
.video-copy h2 { margin-bottom: 16px; }
.video-copy p { color: var(--muted); font-size: 1.08rem; max-width: 620px; }
.fit-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.section-divider { width: min(1180px, calc(100% - 72px)); height: 1px; background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent); margin: 18px auto; }
.popular-fitments { padding-top: 18px; padding-bottom: 18px; }
.popular-fitments .product-panel { padding: 20px 24px; }
.popular-fitments h3 { margin-bottom: 6px; }
.popular-fitments .large-copy { margin-bottom: 0; }
.popular-fitments .hero-actions { margin-top: 14px; margin-bottom: 0; }
.product-section { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; padding-top: 18px; padding-bottom: 18px; }
.product-panel.sticky { position: sticky; top: 100px; }
.price { display: flex; align-items: baseline; gap: 10px; margin: 12px 0; }
.price strong { font-size: 2.65rem; letter-spacing: -0.06em; }
.price span { color: var(--muted); }
.product-list { list-style: none; display: grid; gap: 12px; margin: 20px 0 26px; }
.product-list li { display: flex; gap: 10px; color: var(--muted); }
.check { color: var(--success); font-weight: 900; }
.cross { color: var(--danger); font-weight: 900;
}
.color-row { display: flex; gap: 10px; margin: 14px 0 24px; }
.swatch { width: 36px; height: 36px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.26); background: #050506; position: relative; pointer-events: none; cursor: default; }
.swatch.red { background: #8f1d24; }
.notice { margin-top: 16px; color: var(--muted); font-size: 0.88rem; }
.promo { margin-top: 18px; margin-bottom: 22px; padding: 14px 18px; border-radius: 16px; border: 1px solid rgba(255,255,255,0.12); background: rgba(184,32,37,0.12); color: var(--text); font-weight: 700; font-size: 0.98rem; line-height: 1.4; }
.promo strong { color: #fff; font-weight: 900; }
.spec-table { width: 100%; border-collapse: collapse; overflow: hidden; border-radius: 18px; border: 1px solid var(--line); margin-top: 18px; }
.spec-table tr { border-bottom: 1px solid var(--line); }
.spec-table tr:last-child { border-bottom: 0; }
.spec-table td { padding: 16px; color: var(--muted); }
.spec-table td:first-child { color: var(--text); font-weight: 800; width: 42%; background: rgba(255,255,255,0.035); }
.faq-grid, .article-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.article-grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.article-body { max-width: 860px; }
.article-body p { color: var(--muted); font-size: 1.08rem; margin: 0 0 18px; }
.article-body h2 { margin: 32px 0 12px; font-size: 1.5em; }
.cta-band { border-radius: 34px; border: 1px solid var(--line); background: linear-gradient(135deg, rgba(215,210,199,0.16), transparent 34%), linear-gradient(180deg, #171a20, #090a0d); padding: clamp(18px, 4vw, 42px); display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; box-shadow: var(--shadow); margin-bottom: 21px; }
.cta-band h2 { margin-bottom: 10px; }
.cta-band p { color: var(--muted); max-width: 620px; }
.bottom-actions { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 24px; align-items: stretch; padding-bottom: 55px; }
.bottom-actions .cta-band { margin-bottom: 0; height: 100%; }
.order-card { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; }
.contact-card { text-align: left; display: grid; align-content: center; height: 100%; }
.contact-card h2 { margin-bottom: 14px; }
.contact-card .large-copy { margin: 0 0 18px; }
footer { border-top: 1px solid var(--line); color: var(--muted); padding: 28px 0; }
.footer-inner { width: min(1180px, calc(100% - 32px)); margin: 0 auto; display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; font-size: 0.9rem; }
.footer-copy { display: flex; justify-content: space-between; width: 100%; }

@media (max-width: 940px) {
  .hero, .product-section, .video-showcase, .cta-band { grid-template-columns: 1fr; }
  .hero-card { min-height: 520px; }
  .product-panel.sticky { position: static; }
  .bottom-actions, .order-card { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .nav { width: min(1180px, calc(100% - 32px)); }
  .nav-links { display: none; }
  .section, .section-divider { width: min(1180px, calc(100% - 32px)); }
  .section { padding: 34px 0; }
  .grid-3, .comparison, .fit-grid, .faq-grid, .article-grid, .article-grid.three, .micro-proof { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .hero-card { min-height: 460px; padding: 18px; }
  .hero-photo-card { padding: 10px; }
  .hero-photo-grid { grid-template-columns: 1fr; min-height: 720px; }
  .before-after-card { min-height: 340px; }
  .cta-band .button { width: 100%; }
  .footer-inner { flex-direction: column; text-align: center; gap: 16px; }
  .footer-copy { flex-direction: column; gap: 6px; }
  .footer-social { display: flex; justify-content: center; width: 100%; }
  .footer-social .social-links { justify-content: center; gap: 16px; margin-left: 0; }
}