:root {
  --indigo: #172c45;
  --indigo-soft: #2f4963;
  --rice: #f4ecdc;
  --paper: #fbf8f0;
  --verm: #bf4b37;
  --ink: #26333b;
  --muted: #6a716e;
  --line: #c9baa0;
  --serif: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --sans: "Yu Gothic", "Hiragino Kaku Gothic ProN", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--sans); line-height: 1.8; overflow-x: hidden; }
body::before { content: ""; position: fixed; inset: 0; pointer-events: none; opacity: .2; background-image: radial-gradient(#8e806d 0.5px, transparent .5px); background-size: 5px 5px; mix-blend-mode: multiply; }
a { color: inherit; }
img { display: block; width: 100%; height: auto; }
.site-shell { display: grid; grid-template-columns: 108px minmax(0, 1fr); min-height: 100vh; }
.brand-rail { position: sticky; top: 0; height: 100vh; background: var(--indigo); color: var(--rice); display: flex; flex-direction: column; align-items: center; justify-content: space-between; padding: 30px 18px; }
.brand-mark { font-family: var(--serif); font-size: 1.05rem; letter-spacing: .18em; writing-mode: vertical-rl; border-left: 1px solid rgba(244,236,220,.55); padding-left: 14px; }
.brand-seal { border: 1px solid var(--verm); color: #f1b9a8; border-radius: 50%; width: 38px; height: 38px; display: grid; place-items: center; font-family: var(--serif); font-size: .72rem; }
.rail-note { writing-mode: vertical-rl; color: #d3c6b0; font-size: .7rem; letter-spacing: .16em; }
.content { min-width: 0; }
.topbar { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 22px clamp(24px, 5vw, 78px); border-bottom: 1px solid var(--line); }
.topbar small { color: var(--muted); letter-spacing: .12em; }
.nav { display: flex; gap: 22px; font-size: .88rem; }
.nav a { text-decoration: none; border-bottom: 1px solid transparent; }
.nav a:hover, .nav a:focus { border-color: var(--verm); }
.hero { max-width: 1320px; margin: 0 auto; padding: clamp(46px, 8vw, 104px) clamp(24px, 5vw, 78px) 80px; display: grid; grid-template-columns: minmax(280px, .78fr) minmax(380px, 1.22fr); gap: clamp(38px, 7vw, 110px); align-items: center; }
.eyebrow, .section-kicker { color: var(--verm); font-size: .78rem; font-weight: 700; letter-spacing: .2em; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.35; margin: 0; }
h1 { color: var(--indigo); font-size: clamp(2.35rem, 5vw, 5.3rem); letter-spacing: .08em; }
.hero-copy { position: relative; }
.hero-copy::before { content: "麹"; position: absolute; color: rgba(191,75,55,.1); font-family: var(--serif); font-size: 12rem; right: -15px; top: -100px; z-index: -1; }
.lead { margin: 28px 0 34px; font-family: var(--serif); font-size: clamp(1.05rem, 1.7vw, 1.35rem); }
.stamp-line { display: flex; flex-wrap: wrap; gap: 9px; }
.stamp { border: 1px solid var(--indigo-soft); color: var(--indigo); padding: 4px 12px; font-size: .78rem; letter-spacing: .08em; }
.hero-frame { position: relative; padding: 15px; background: var(--rice); border: 1px solid var(--line); box-shadow: 18px 18px 0 var(--indigo); }
.hero-frame img { aspect-ratio: 3 / 2; object-fit: cover; }
.frame-caption { color: var(--muted); font-family: var(--serif); font-size: .77rem; padding: 9px 2px 0; }
.section { max-width: 1320px; margin: 0 auto; padding: 86px clamp(24px, 5vw, 78px); }
.section-band { background: var(--rice); max-width: none; padding-left: max(24px, calc((100vw - 1164px) / 2)); padding-right: max(24px, calc((100vw - 1164px) / 2)); }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 36px; }
.section-heading h2 { color: var(--indigo); font-size: clamp(1.8rem, 3vw, 3rem); }
.vertical-title { writing-mode: vertical-rl; color: var(--verm); font-size: .75rem; letter-spacing: .18em; }
.dish-grid { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(260px, .88fr); gap: 50px; align-items: center; }
.photo-card img { aspect-ratio: 3 / 2; object-fit: cover; border: 10px solid var(--paper); outline: 1px solid var(--line); }
.photo-card figcaption { font-size: .8rem; color: var(--muted); margin-top: 12px; }
.dish-text h3 { font-size: clamp(1.5rem, 3vw, 2.2rem); color: var(--indigo); margin-bottom: 20px; }
.dish-text p { margin: 0 0 24px; }
.price { color: var(--verm); font-family: var(--serif); font-size: 1.35rem; }
.button { display: inline-flex; align-items: center; gap: 12px; background: var(--indigo); color: var(--rice); padding: 12px 20px; text-decoration: none; font-size: .88rem; letter-spacing: .08em; }
.button::after { content: "↗"; color: #f1b9a8; }
.info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.info-card { background: var(--paper); border-top: 3px solid var(--verm); padding: 24px; }
.info-card h3 { font-size: 1.25rem; color: var(--indigo); margin-bottom: 13px; }
.info-card dl { margin: 0; }
.info-card dt { color: var(--verm); font-size: .75rem; letter-spacing: .1em; margin-top: 13px; }
.info-card dd { margin: 2px 0 0; }
.seats-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 52px; align-items: center; }
.seats-grid figure { order: 2; margin: 0; }
.seats-grid .seat-copy { order: 1; }
.seat-copy h2 { color: var(--indigo); font-size: clamp(1.8rem, 3vw, 3rem); margin: 10px 0 20px; }
.seat-count { color: var(--verm); font-family: var(--serif); font-size: 2.5rem; }
.seat-count span { color: var(--ink); font-family: var(--sans); font-size: .9rem; }
.seat-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 24px; padding: 18px 0 25px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.seat-list strong { color: var(--indigo); }
.footer { background: var(--indigo); color: var(--rice); padding: 44px max(24px, calc((100vw - 1164px) / 2)); display: flex; justify-content: space-between; gap: 30px; align-items: end; }
.footer h2 { font-size: 1.5rem; }
.footer p { color: #d3c6b0; margin: 5px 0 0; font-size: .86rem; }
.footer a { color: #f1b9a8; }
.menu-page { max-width: 1050px; margin: 0 auto; padding: 70px clamp(24px, 5vw, 64px) 100px; }
.menu-hero { display: flex; justify-content: space-between; gap: 24px; align-items: end; padding-bottom: 28px; border-bottom: 1px solid var(--line); }
.menu-hero h1 { font-size: clamp(2.2rem, 5vw, 4.2rem); }
.menu-intro { max-width: 650px; margin: 28px 0 54px; font-family: var(--serif); }
.menu-section { margin-top: 48px; }
.menu-section h2 { color: var(--indigo); font-size: 1.8rem; padding-bottom: 11px; border-bottom: 3px solid var(--verm); }
.menu-list { list-style: none; margin: 0; padding: 0; }
.menu-item { display: grid; grid-template-columns: 80px 1fr auto; gap: 18px; padding: 20px 0; border-bottom: 1px solid var(--line); align-items: start; }
.menu-code { color: var(--verm); font-size: .78rem; letter-spacing: .1em; }
.menu-item h3 { font-size: 1.14rem; color: var(--indigo); }
.menu-item p { margin: 4px 0 0; color: var(--muted); font-size: .88rem; }
.menu-price { font-family: var(--serif); color: var(--verm); white-space: nowrap; }
.menu-back { margin-top: 58px; }
@media (max-width: 820px) {
  .site-shell { display: block; }
  .brand-rail { position: static; height: auto; min-height: 68px; flex-direction: row; padding: 14px 20px; }
  .brand-mark, .rail-note { writing-mode: horizontal-tb; border: 0; padding: 0; }
  .topbar { padding: 16px 20px; }
  .hero { grid-template-columns: 1fr; padding-top: 58px; }
  .hero-frame { max-width: 680px; margin: 0 auto; box-shadow: 10px 10px 0 var(--indigo); }
  .dish-grid, .seats-grid { grid-template-columns: 1fr; gap: 30px; }
  .seats-grid figure, .seats-grid .seat-copy { order: initial; }
  .info-grid { grid-template-columns: 1fr; }
  .section { padding-top: 64px; padding-bottom: 64px; }
  .footer { flex-direction: column; align-items: start; }
}
@media (max-width: 520px) {
  .topbar { align-items: start; flex-direction: column; gap: 10px; }
  .nav { gap: 14px; font-size: .8rem; }
  .hero { padding-left: 20px; padding-right: 20px; }
  h1 { font-size: 2.35rem; }
  .section, .section-band { padding-left: 20px; padding-right: 20px; }
  .section-heading { align-items: start; }
  .vertical-title { display: none; }
  .photo-card img { border-width: 7px; }
  .seat-list { grid-template-columns: 1fr; }
  .menu-page { padding-top: 42px; padding-left: 20px; padding-right: 20px; }
  .menu-hero { align-items: start; flex-direction: column; }
  .menu-item { grid-template-columns: 54px 1fr; gap: 10px; }
  .menu-price { grid-column: 2; }
}