:root {
  --bg: #0b0b0d;
  --bg-soft: #121217;
  --bg-card: #17171d;
  --gold: #c9a45c;
  --gold-soft: #e5c77b;
  --text: #f4f1ea;
  --muted: #b9b3a8;
  --line: rgba(201, 164, 92, 0.25);
  --white-line: rgba(255, 255, 255, 0.08);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", "Noto Sans JP", "Segoe UI", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top right, rgba(201,164,92,0.12), transparent 34%), var(--bg);
  line-height: 1.8;
  letter-spacing: 0.03em;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.section { padding: 92px 0; }
.section.tight { padding: 62px 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 11, 13, 0.82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--white-line);
}
.header-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--gold-soft);
  background: linear-gradient(145deg, rgba(201,164,92,0.16), rgba(255,255,255,0.03));
  font-weight: 700;
  font-family: Georgia, serif;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-name { font-size: 16px; font-weight: 700; letter-spacing: 0.08em; }
.brand-sub { font-size: 11px; color: var(--muted); letter-spacing: 0.14em; text-transform: uppercase; }
.nav { display: flex; gap: 28px; align-items: center; font-size: 14px; color: var(--muted); }
.nav a { transition: color .2s ease; }
.nav a:hover, .nav a.active { color: var(--gold-soft); }
.menu-button { display: none; border: 1px solid var(--line); background: transparent; color: var(--text); padding: 8px 11px; border-radius: 8px; }

.hero { padding: 112px 0 96px; position: relative; overflow: hidden; }
.hero::after {
  content: "";
  position: absolute;
  width: 520px; height: 520px;
  right: -160px; top: 80px;
  border: 1px solid rgba(201,164,92,0.18);
  border-radius: 50%;
  pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: 1.16fr 0.84fr; gap: 54px; align-items: center; }
.eyebrow { color: var(--gold-soft); font-size: 13px; letter-spacing: 0.22em; text-transform: uppercase; margin-bottom: 18px; }
h1 { font-size: clamp(38px, 6vw, 72px); line-height: 1.12; margin: 0 0 26px; letter-spacing: 0.05em; }
.lead { color: #d5cec0; font-size: 18px; max-width: 720px; margin: 0 0 34px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid var(--line);
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.button.primary { background: linear-gradient(135deg, #b88a3b, #e5c77b); color: #111; font-weight: 700; border-color: transparent; }
.button:hover { transform: translateY(-2px); border-color: var(--gold); }
.hero-card {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(255,255,255,0.065), rgba(255,255,255,0.025));
  box-shadow: var(--shadow);
}
.hero-card-title { color: var(--gold-soft); font-size: 15px; margin-bottom: 18px; }
.hero-stat { padding: 16px 0; border-top: 1px solid var(--white-line); }
.hero-stat strong { display: block; font-size: 28px; color: var(--text); line-height: 1.2; }
.hero-stat span { color: var(--muted); font-size: 13px; }

.section-title { margin: 0 0 16px; font-size: clamp(28px, 3vw, 42px); line-height: 1.25; }
.section-desc { margin: 0 0 42px; color: var(--muted); max-width: 760px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.card {
  padding: 30px;
  border: 1px solid var(--white-line);
  border-radius: 24px;
  background: rgba(23, 23, 29, 0.72);
  transition: transform .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-4px); border-color: var(--line); }
.card-number { color: var(--gold-soft); font-family: Georgia, serif; font-size: 30px; margin-bottom: 10px; }
.card h3 { margin: 0 0 10px; font-size: 20px; }
.card p { margin: 0; color: var(--muted); }

.band {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(201,164,92,0.09), rgba(255,255,255,0.02), rgba(201,164,92,0.08));
}
.about-block { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 42px; align-items: start; }
.info-list { border: 1px solid var(--white-line); border-radius: 24px; overflow: hidden; }
.info-row { display: grid; grid-template-columns: 180px 1fr; gap: 20px; padding: 18px 22px; border-bottom: 1px solid var(--white-line); }
.info-row:last-child { border-bottom: 0; }
.info-row dt { color: var(--gold-soft); }
.info-row dd { margin: 0; color: #ddd6c9; }

.case-list { display: grid; gap: 18px; }
.case-item { padding: 24px; border-left: 3px solid var(--gold); background: rgba(255,255,255,0.035); border-radius: 0 18px 18px 0; }
.case-item h3 { margin: 0 0 8px; }
.case-item p { margin: 0; color: var(--muted); }

.contact-box { padding: 34px; border-radius: 28px; border: 1px solid var(--line); background: rgba(23,23,29,.86); }
.contact-line { margin: 0 0 12px; color: #ddd6c9; }
.contact-line strong { color: var(--gold-soft); min-width: 92px; display: inline-block; }
.form-note { margin-top: 22px; color: var(--muted); font-size: 14px; }

.privacy-content { color: #ddd6c9; }
.privacy-content h2 { color: var(--gold-soft); margin-top: 34px; }
.privacy-content p, .privacy-content li { color: var(--muted); }

.site-footer { padding: 42px 0; border-top: 1px solid var(--white-line); color: var(--muted); }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-links { display: flex; gap: 18px; flex-wrap: wrap; }

.page-hero { padding: 74px 0 56px; border-bottom: 1px solid var(--white-line); background: radial-gradient(circle at top left, rgba(201,164,92,0.13), transparent 36%); }
.page-hero h1 { font-size: clamp(36px, 5vw, 58px); }
.breadcrumb { color: var(--muted); font-size: 13px; margin-bottom: 18px; }

@media (max-width: 860px) {
  .menu-button { display: inline-flex; }
  .nav { display: none; position: absolute; left: 20px; right: 20px; top: 74px; padding: 18px; background: #101014; border: 1px solid var(--line); border-radius: 18px; flex-direction: column; align-items: flex-start; }
  .nav.open { display: flex; }
  .hero-grid, .about-block, .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .hero { padding-top: 76px; }
  .info-row { grid-template-columns: 1fr; gap: 4px; }
}

@media (max-width: 520px) {
  .container { width: min(100% - 28px, 1120px); }
  .section { padding: 68px 0; }
  .brand-sub { display: none; }
  .card, .hero-card, .contact-box { padding: 24px; }
}