:root {
  --bg: #0d1117;
  --panel: #151b23;
  --panel-2: #1f2937;
  --text: #f8fafc;
  --muted: #cbd5e1;
  --brand: #facc15;
  --brand-dark: #ca8a04;
  --line: rgba(255,255,255,.12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: inherit; text-decoration: none; }
.container { width: min(1120px, 92%); margin: 0 auto; }
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 10;
  background: rgba(13,17,23,.88); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav { height: 74px; display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 12px; font-weight: 800; font-size: 1.2rem; }
.logo picture { display: flex; align-items: center; }
.logo-mark, .logo-round { width: 150px; height: 150px; border-radius: 50%; object-fit: contain; flex: 0 0 auto; }
.logo-long { height: 38px; width: auto; max-width: 230px; object-fit: contain; display: block; }
.nav-links { display: flex; align-items: center; gap: 24px; color: var(--muted); }
.nav-links a:hover { color: var(--brand); }
.nav-cta { padding: 10px 16px; border: 1px solid var(--brand); border-radius: 999px; color: var(--brand) !important; }
.menu-toggle { display: none; background: none; color: white; border: 0; font-size: 1.8rem; }
.section { min-height: 100vh; display: flex; align-items: center; padding: 110px 0 70px; }
.hero { background: radial-gradient(circle at top right, rgba(250,204,21,.22), transparent 36%), linear-gradient(135deg, #0d1117, #111827); }
.hero-grid, .about-grid, .contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.eyebrow { color: var(--brand); text-transform: uppercase; letter-spacing: .14em; font-weight: 800; font-size: .8rem; }
h1 { font-size: clamp(2.6rem, 6vw, 5.2rem); line-height: .95; margin: 12px 0 22px; }
.hero-text, .section-subtitle, .about-section p { color: var(--muted); font-size: 1.1rem; line-height: 1.7; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }
.btn { display: inline-flex; justify-content: center; align-items: center; min-height: 48px; padding: 0 22px; border-radius: 999px; font-weight: 800; border: 0; cursor: pointer; }
.primary { background: var(--brand); color: #111827; }
.primary:hover { background: var(--brand-dark); }
.secondary { border: 1px solid var(--line); color: var(--text); }
.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 36px; }
.hero-stats div, .hero-card, .service-card, .contact-form, .about-list div, .contact-cards a { background: rgba(255,255,255,.055); border: 1px solid var(--line); border-radius: 22px; }
.hero-stats div { padding: 18px; }
.hero-stats strong { display: block; color: var(--brand); }
.hero-stats span { color: var(--muted); }
.hero-card { padding: 42px; box-shadow: 0 24px 80px rgba(0,0,0,.3); }
.tire-icon { width: 200px; height: 200px; object-fit: contain; animation: spin 12s linear infinite; display: block; margin-bottom: 18px; margin-left: auto; margin-right: auto;}
@keyframes spin { to { transform: rotate(360deg); } }
.hero-card h2 { font-size: 2rem; }
.hero-card p { color: var(--muted); line-height: 1.7; }
.hero-card a { color: var(--brand); font-weight: 800; }
.services-section { background: #111827; }
.section-title { font-size: clamp(2rem, 4vw, 3.4rem); margin: 10px 0 16px; }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 36px; }
.service-card { padding: 26px; transition: transform .25s, border-color .25s; }
.service-card:hover { transform: translateY(-6px); border-color: rgba(250,204,21,.5); }
.service-card span { color: var(--brand); font-weight: 800; }
.service-card p { color: var(--muted); line-height: 1.65; }
.about-section { background: linear-gradient(135deg, #111827, #0d1117); }
.about-list { display: grid; gap: 16px; }
.about-list div { padding: 22px; display: grid; gap: 8px; }
.about-list span { color: var(--muted); }
.contact-section { background: #111827; }
.contact-cards { display: grid; gap: 14px; margin-top: 26px; }
.contact-cards a { padding: 18px; color: var(--brand); font-weight: 700; }
.contact-form { padding: 28px; display: grid; gap: 16px; }
label { display: grid; gap: 8px; color: var(--muted); font-weight: 600; }
input, select, textarea { width: 100%; border: 1px solid var(--line); border-radius: 14px; background: #0d1117; color: var(--text); padding: 14px 16px; font: inherit; }
textarea { resize: vertical; }
.form-note { color: var(--brand); margin: 0; }
.footer { border-top: 1px solid var(--line); padding: 24px 0; color: var(--muted); }
.footer-inner { display: flex; justify-content: space-between; gap: 16px; }
.footer a { color: var(--brand); }
@media (max-width: 860px) {
  .menu-toggle { display: block; }
  .nav-links { position: absolute; top: 74px; left: 0; right: 0; background: #0d1117; padding: 22px; display: none; flex-direction: column; border-bottom: 1px solid var(--line); }
  .nav-links.active { display: flex; }
  .hero-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr; }
  .section { min-height: auto; }
}
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }


@media (max-width: 860px) {
  .logo-long { height: 30px; max-width: 180px; }
  .logo-mark, .logo-round { width: 38px; height: 38px; }
  .tire-icon { width: 130px; height: 130px; }
}

.form-note[data-status="success"] { color: #86efac; font-weight: 800; }
.form-note[data-status="error"] { color: #fca5a5; font-weight: 800; }
.form-note[data-status="info"] { color: var(--muted); font-weight: 700; }
button:disabled { opacity: .65; cursor: not-allowed; }