:root {
  --ink: #14171c;
  --ink-soft: #2a2f37;
  --gold: #b08d57;
  --gold-dark: #8f7043;
  --paper: #ffffff;
  --mist: #f6f4ef;
  --line: #e7e2d8;
  --muted: #6d7178;
  --serif: "Noto Serif JP", "Cormorant Garamond", "Songti SC", serif;
  --sans: "Noto Sans JP", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --maxw: 1120px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.container.narrow { max-width: 760px; }

/* ---------- HEADER ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.9);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; min-height: 68px;
}
.brand { display: flex; flex-direction: column; line-height: 1.15; }
.brand-mark { font-family: var(--serif); font-weight: 700; font-size: 18px; letter-spacing: 0.14em; }
.brand-sub { font-size: 11px; color: var(--muted); letter-spacing: 0.28em; }

.nav { display: flex; gap: 28px; }
.nav a { font-size: 14px; font-weight: 500; color: var(--ink-soft); position: relative; padding: 4px 0; }
.nav a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; width: 0; height: 2px;
  background: var(--gold); transition: width .25s ease;
}
.nav a:hover { color: var(--ink); }
.nav a:hover::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 16px; }
.phone-link { font-family: var(--serif); font-weight: 600; font-size: 15px; color: var(--gold-dark); letter-spacing: 0.04em; }

.lang-switch { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.lang-switch button {
  font-family: var(--sans); font-size: 12px; font-weight: 700; letter-spacing: .04em;
  padding: 6px 11px; border: 0; background: transparent; color: var(--muted); cursor: pointer;
  transition: background .2s, color .2s;
}
.lang-switch button:hover { color: var(--ink); }
.lang-switch button.active { background: var(--ink); color: #fff; }

/* ---------- HERO ---------- */
.hero { position: relative; min-height: min(78vh, 680px); display: flex; align-items: flex-end; background: var(--ink); overflow: hidden; }
.hero .hero-media { position: absolute; inset: 0; width: 100%; height: 100%; aspect-ratio: auto; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay {
  position: relative; z-index: 2; width: 100%;
  padding: 72px 0 64px;
  background: linear-gradient(to top, rgba(10,12,15,0.78) 0%, rgba(10,12,15,0.25) 55%, rgba(10,12,15,0) 100%);
  color: #fff;
}
.hero-tagline { font-family: var(--serif); font-weight: 700; font-size: clamp(38px, 7vw, 76px); letter-spacing: 0.02em; line-height: 1.05; }
.hero-sub { margin-top: 14px; font-size: clamp(15px, 2.4vw, 20px); color: #eae6dd; max-width: 32ch; }
.hero .btn { margin-top: 30px; }

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 15px; letter-spacing: .02em;
  padding: 14px 28px; border-radius: 2px; transition: transform .15s, background .2s, box-shadow .2s;
}
.btn-gold { background: var(--gold); color: #fff; box-shadow: 0 8px 24px rgba(176,141,87,.28); }
.btn-gold:hover { background: var(--gold-dark); transform: translateY(-1px); }
.btn-lg { font-size: 17px; padding: 16px 34px; }

/* ---------- SECTIONS ---------- */
.section { padding: 88px 0; }
.section-alt { background: var(--mist); }
.eyebrow { font-size: 12px; font-weight: 700; letter-spacing: 0.32em; color: var(--gold-dark); text-transform: uppercase; }
.eyebrow-light { color: var(--gold); }
.section-title { font-family: var(--serif); font-weight: 700; font-size: clamp(28px, 4vw, 40px); margin-top: 8px; letter-spacing: 0.02em; }
.section-title.light { color: #fff; }
.section-lead, .section-title + .section-lead { color: var(--muted); margin-top: 12px; max-width: 60ch; }

/* ---------- SHARED MEDIA PLACEHOLDER ---------- */
.media { position: relative; background: #e9e5dc; overflow: hidden; aspect-ratio: 16 / 10; }
.media img { width: 100%; height: 100%; object-fit: cover; }
.media-hint {
  display: none; position: absolute; inset: 0; align-items: center; justify-content: center;
  font-family: var(--sans); font-size: 12px; color: #9a948a; letter-spacing: .04em;
  background: repeating-linear-gradient(45deg, #efece3, #efece3 12px, #e9e5dc 12px, #e9e5dc 24px);
  text-align: center; padding: 12px;
}
.media--empty .media-hint { display: flex; }

/* ---------- SERVICES ---------- */
.service-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; margin-top: 40px; }
.service-card { background: #fff; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; display: flex; flex-direction: column; transition: box-shadow .25s, transform .25s; }
.service-card:hover { box-shadow: 0 18px 40px rgba(20,23,28,.09); transform: translateY(-2px); }
.service-card .media { aspect-ratio: 16 / 9; }
.service-body { padding: 24px 26px 28px; display: flex; flex-direction: column; flex: 1; }
.service-body h3 { font-family: var(--serif); font-size: 21px; font-weight: 600; }
.service-body p { color: var(--muted); font-size: 14.5px; margin-top: 12px; flex: 1; }
.link-more { margin-top: 18px; font-weight: 700; font-size: 14px; color: var(--gold-dark); letter-spacing: .02em; }
.link-more:hover { color: var(--ink); }

/* ---------- PRICING ---------- */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.price-card { background: #fff; border: 1px solid var(--line); border-radius: 6px; padding: 24px 24px 20px; }
.price-card--charter { border-color: var(--gold); box-shadow: 0 10px 30px rgba(176,141,87,.14); }
.price-route { font-family: var(--serif); font-size: 18px; font-weight: 600; padding-bottom: 12px; border-bottom: 1px solid var(--line); margin-bottom: 6px; }
.price-row { display: flex; align-items: baseline; justify-content: space-between; padding: 10px 0; border-bottom: 1px dashed var(--line); }
.price-row:last-child { border-bottom: 0; }
.price-row > span { color: var(--muted); font-size: 14px; }
.price-row > b { font-family: var(--serif); font-size: 22px; font-weight: 700; color: var(--ink); }
.price-row em { font-style: normal; font-size: 12px; color: var(--muted); font-family: var(--sans); font-weight: 500; margin-left: 3px; }

/* ---------- VEHICLES ---------- */
.vehicle-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
.vehicle-card { background: #fff; }
.vehicle-card .media { border-radius: 6px; aspect-ratio: 4 / 3; }
.vehicle-card h3 { font-family: var(--serif); font-size: 20px; font-weight: 600; margin-top: 18px; }
.vehicle-card p { color: var(--muted); font-size: 14px; margin-top: 8px; }

/* ---------- COMPANY ---------- */
.company-table { margin-top: 36px; border-top: 1px solid var(--line); }
.company-table > div { display: grid; grid-template-columns: 160px 1fr; gap: 16px; padding: 18px 4px; border-bottom: 1px solid var(--line); }
.company-table dt { font-weight: 700; font-size: 14px; color: var(--ink); }
.company-table dd { font-size: 14.5px; color: var(--ink-soft); }
.company-table dd a { color: var(--gold-dark); font-weight: 600; }

/* ---------- RESERVATION ---------- */
.reservation { background: var(--ink); color: #fff; padding: 84px 0; text-align: center; }
.reservation .eyebrow { }
.resv-body { max-width: 60ch; margin: 16px auto 0; color: #cfd2d6; font-size: 15.5px; }
.reservation .btn { margin-top: 30px; }

/* ---------- FOOTER ---------- */
.site-footer { background: #0e1114; color: #b7bbc1; padding: 40px 0; }
.footer-inner { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-brand { font-family: var(--serif); font-weight: 700; letter-spacing: .12em; color: #fff; }
.footer-line { font-size: 13px; margin-top: 6px; }
.footer-line a { color: var(--gold); }
.footer-copy { font-size: 12px; color: #7c8088; }
.footer-right { text-align: right; }
.techneko-credit { display: inline-flex; align-items: center; gap: 6px; margin-top: 8px; font-size: 12px; color: #7c8088; text-decoration: none; }
.techneko-credit img { width: 16px; height: 16px; border-radius: 4px; }
.techneko-credit:hover { color: #b7bbc1; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  .price-grid { grid-template-columns: repeat(2, 1fr); }
  .vehicle-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; }
}
@media (max-width: 720px) {
  .nav { display: none; }
  .section { padding: 60px 0; }
  .service-grid { grid-template-columns: 1fr; gap: 22px; }
  .price-grid { grid-template-columns: 1fr; }
  .company-table > div { grid-template-columns: 110px 1fr; gap: 10px; }
  .brand-mark { font-size: 15px; letter-spacing: .1em; }
  .phone-link { display: none; }
}