:root {
  color-scheme: dark;
  --bg: #0f1318;
  --panel: rgba(22, 27, 35, 0.92);
  --panel-2: rgba(27, 33, 41, 0.92);
  --text: #f3f4f6;
  --muted: #b2bac6;
  --line: rgba(255, 255, 255, 0.09);
  --accent: #ff8a00;
  --accent-2: #ffca5c;
  --good: #58d39c;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Noto Sans JP", system-ui, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255, 138, 0, 0.18), transparent 35%),
    radial-gradient(circle at top right, rgba(88, 211, 156, 0.14), transparent 30%),
    linear-gradient(180deg, #12161d 0%, #0d1014 100%);
  color: var(--text);
}

a { color: inherit; text-decoration: none; }
.page-shell { width: min(1120px, calc(100% - 32px)); margin: 0 auto; padding: 24px 0 40px; }

.hero, .section, .footer, .card, .contact {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--panel), rgba(16, 20, 26, 0.94));
  backdrop-filter: blur(10px);
  border-radius: 24px;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.28);
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
  padding: 28px;
}
.hero__copy h1, .section__heading h2, .contact h2 { margin: 0; line-height: 1.1; }
.hero__copy h1 { font-size: clamp(2rem, 5vw, 4.2rem); letter-spacing: -0.03em; }
.lead { color: var(--muted); line-height: 1.8; font-size: 1rem; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  margin: 0 0 12px; color: var(--accent-2); font-size: 0.82rem; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase;
}
.hero__actions, .contact__actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 18px; border-radius: 999px; font-weight: 700;
  border: 1px solid var(--line);
}
.btn--primary { background: linear-gradient(135deg, var(--accent), #ff5f2e); color: #111; }
.btn--ghost { background: rgba(255, 255, 255, 0.03); }
.hero__meta {
  list-style: none; padding: 0; margin: 20px 0 0;
  display: grid; gap: 10px;
}
.hero__meta li, .info-box {
  display: flex; justify-content: space-between; gap: 16px; padding: 14px 16px;
  border: 1px solid var(--line); background: rgba(255, 255, 255, 0.03); border-radius: 16px;
}
.hero__meta span, .info-box span { color: var(--muted); }

.hero__visual { min-height: 360px; }
.scene, .panel {
  position: relative; overflow: hidden;
  border-radius: 24px;
}
.scene--wide {
  min-height: 100%; border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.05), transparent),
    radial-gradient(circle at 20% 20%, rgba(255, 138, 0, 0.24), transparent 28%),
    radial-gradient(circle at 70% 30%, rgba(88, 211, 156, 0.18), transparent 30%),
    linear-gradient(180deg, #151a21, #0f1318);
}
.scene__label {
  position: absolute; top: 18px; left: 18px; z-index: 2;
  padding: 8px 12px; background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255,255,255,0.12); border-radius: 999px; font-size: 0.85rem;
}
.car-silhouette {
  position: absolute; inset: auto 10% 18% 10%; height: 130px;
  background:
    radial-gradient(circle at 24% 78%, #0a0d12 0 14px, transparent 15px),
    radial-gradient(circle at 74% 78%, #0a0d12 0 14px, transparent 15px),
    linear-gradient(180deg, #3b414a, #1a2027);
  clip-path: polygon(10% 65%, 18% 40%, 38% 35%, 58% 36%, 75% 43%, 85% 54%, 92% 60%, 92% 76%, 10% 76%);
  box-shadow: inset 0 12px 18px rgba(255,255,255,0.08);
}
.spray {
  position: absolute; width: 260px; height: 120px; filter: blur(6px);
  background: radial-gradient(circle, rgba(255,202,92,0.9), rgba(255,138,0,0.12) 45%, transparent 70%);
}
.spray--one { right: -20px; top: 120px; transform: rotate(-20deg); }
.spray--two { left: 20px; top: 60px; transform: rotate(12deg); }
.shine {
  position: absolute; inset: 0;
  background: linear-gradient(115deg, transparent 20%, rgba(255,255,255,0.14) 32%, transparent 44%);
  animation: glide 6s ease-in-out infinite;
}

.section { margin-top: 24px; padding: 24px; }
.section--alt { background: linear-gradient(180deg, var(--panel-2), rgba(14, 18, 24, 0.96)); }
.section__heading { margin-bottom: 18px; }
.section__heading h2 { font-size: clamp(1.5rem, 3vw, 2.4rem); }
.cards { display: grid; gap: 16px; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.cards--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card { padding: 18px; border-radius: 20px; }
.card h3 { margin: 0 0 10px; font-size: 1.05rem; }
.list { margin: 0; padding-left: 18px; color: var(--muted); line-height: 1.8; }

.gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.scene--tall { min-height: 250px; border: 1px solid var(--line); background: rgba(255,255,255,0.03); }
.panel { height: 100%; min-height: 250px; }
.panel::before, .panel::after {
  content: ""; position: absolute; inset: 0;
}
.panel--metal {
  background:
    linear-gradient(145deg, rgba(255,255,255,0.18), transparent 45%),
    repeating-linear-gradient(90deg, #7c838d 0 12px, #606774 12px 24px);
}
.panel--paint {
  background:
    radial-gradient(circle at 30% 30%, rgba(255,255,255,0.18), transparent 25%),
    linear-gradient(135deg, #2b3139, #11161b 45%, #5b2012 100%);
}
.panel--custom {
  background:
    linear-gradient(135deg, #12161d, #242a34),
    radial-gradient(circle at 65% 35%, rgba(255,138,0,0.55), transparent 18%);
}
.panel--custom::after {
  background: linear-gradient(110deg, transparent 20%, rgba(255,255,255,0.12) 34%, transparent 50%);
}

.note { color: var(--muted); font-size: 0.92rem; margin: 12px 2px 0; }
.info-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.info-box { align-items: center; }
.contact { display: grid; grid-template-columns: 1fr auto; gap: 20px; padding: 24px; align-items: center; }
.footer { margin-top: 24px; padding: 16px 20px; text-align: center; color: var(--muted); }

@keyframes glide {
  0%, 100% { transform: translateX(-10%); opacity: 0.5; }
  50% { transform: translateX(10%); opacity: 0.9; }
}

@media (max-width: 900px) {
  .hero, .contact { grid-template-columns: 1fr; }
  .cards, .gallery, .info-grid { grid-template-columns: 1fr; }
  .hero__visual { min-height: 280px; }
}

@media (max-width: 640px) {
  .page-shell { width: min(100% - 18px, 1120px); padding-top: 10px; }
  .hero, .section, .contact { padding: 18px; border-radius: 20px; }
  .hero__copy h1 { font-size: 2.1rem; }
  .hero__meta li, .info-box { flex-direction: column; }
  .btn { width: 100%; }
}