*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg: #0f1115;
  --panel: #171a20;
  --panel-soft: #20242b;
  --ink: #f8f2ea;
  --muted: rgba(248, 242, 234, 0.68);
  --line: rgba(248, 242, 234, 0.14);
  --gold: #dca64a;
  --orange: #d47b38;
}
html { scroll-behavior: smooth; }
body {
  min-height: 100vh;
  background:
    radial-gradient(circle at 14% 8%, rgba(220, 166, 74, 0.16), transparent 28%),
    linear-gradient(180deg, #090a0d 0%, var(--bg) 52%, #181b20 100%);
  color: var(--ink);
  font-family: "Noto Sans JP", "Inter", sans-serif;
  line-height: 1.82;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(9, 10, 13, 0.78);
  backdrop-filter: blur(18px);
}
.nav {
  width: min(100%, 1180px);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.logo img { width: 148px; height: auto; }
.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 16px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.10em;
}
.nav-links a:hover { color: var(--gold); }
.wrap {
  width: min(100%, 1180px);
  margin: 0 auto;
  padding: 72px 24px 96px;
}
.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(320px, 0.74fr);
  gap: 46px;
  align-items: end;
}
.eyebrow {
  color: var(--gold);
  font-family: "Bebas Neue", sans-serif;
  font-size: 20px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
h1 {
  margin-top: 18px;
  font-family: "Noto Serif JP", serif;
  font-size: clamp(38px, 6vw, 76px);
  line-height: 1.14;
  letter-spacing: 0.02em;
}
.lead {
  margin-top: 26px;
  color: var(--muted);
  font-size: clamp(15px, 2vw, 18px);
  max-width: 44em;
}
.hero-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background:
    linear-gradient(145deg, rgba(248, 242, 234, 0.08), rgba(248, 242, 234, 0.03)),
    var(--panel);
}
.hero-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 20px;
  border: 1px solid var(--line);
}
.hero-card p {
  margin-top: 18px;
  color: var(--muted);
  font-size: 14px;
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 22px;
  border: 1px solid rgba(220, 166, 74, 0.52);
  background: rgba(220, 166, 74, 0.12);
  color: var(--ink);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
}
.button.primary {
  background: linear-gradient(135deg, var(--gold), var(--orange));
  color: #15110d;
}
.section {
  margin-top: 72px;
  padding: clamp(28px, 5vw, 48px);
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(248, 242, 234, 0.035);
}
.section h2 {
  font-family: "Noto Serif JP", serif;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.28;
}
.section p {
  margin-top: 16px;
  color: var(--muted);
}
.grid {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.card {
  min-height: 142px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
}
.card .label {
  color: var(--gold);
  font-family: "Bebas Neue", sans-serif;
  font-size: 18px;
  letter-spacing: 0.12em;
}
.card h3 {
  margin-top: 8px;
  font-size: 18px;
}
.card p {
  margin-top: 8px;
  font-size: 13px;
}
.page-nav {
  margin-top: 72px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}
.page-nav a {
  padding: 18px;
  border: 1px solid var(--line);
  background: rgba(248, 242, 234, 0.04);
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.06em;
}
.page-nav a:hover { color: var(--gold); border-color: rgba(220, 166, 74, 0.44); }
.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
}
.footer-inner {
  width: min(100%, 1180px);
  margin: 0 auto;
  padding: 28px 24px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 12px;
  letter-spacing: 0.08em;
}
@media (max-width: 860px) {
  .nav { align-items: flex-start; flex-direction: column; }
  .nav-links { justify-content: flex-start; }
  .hero { grid-template-columns: 1fr; }
  .grid { grid-template-columns: 1fr; }
  .page-nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .wrap { padding: 48px 18px 72px; }
  .nav { padding: 14px 18px; }
  .logo img { width: 126px; }
  .nav-links { gap: 10px; font-size: 11px; }
  .hero-card, .section { border-radius: 20px; }
  .button { width: 100%; }
  .page-nav { grid-template-columns: 1fr; }
}