/* ============ HEADER (トップと共通) ============ */
.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(26, 22, 17, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(196,160,82,0.28);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 0 40px; height: 88px; }
.brand { display: flex; align-items: center; gap: 16px; text-decoration: none; }
.brand .logo-mark {
  width: 54px; height: 54px; border-radius: 12px;
  border: 1.5px solid var(--gold); flex-shrink: 0;
  object-fit: cover; display: block;
  box-shadow: 0 3px 12px rgba(0,0,0,0.4);
}
.brand .logo-text .jp { font-family: var(--mincho); font-weight: 700; font-size: 21px; color: var(--washi); letter-spacing: 0.08em; line-height: 1.2; }
.brand .logo-text .en { font-family: var(--roman); font-style: italic; font-size: 12px; color: var(--gold); letter-spacing: 0.15em; }
.gnav { display: flex; gap: 30px; }
.gnav a { font-family: var(--mincho); font-weight: 600; font-size: 15px; color: var(--washi); text-decoration: none; letter-spacing: 0.06em; position: relative; padding: 8px 0; transition: color 0.2s; }
.gnav a .ro { display: block; font-family: var(--roman); font-style: italic; font-size: 9px; color: var(--gold); letter-spacing: 0.1em; text-align: center; opacity: 0.75; }
.gnav a:hover, .gnav a.current { color: var(--yellow); }
.gnav a::after { content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 1px; background: var(--yellow); transition: width 0.25s; }
.gnav a:hover::after, .gnav a.current::after { width: 100%; }
.header-right { display: flex; align-items: center; gap: 18px; }
.lang-pick { display: flex; align-items: center; gap: 7px; font-family: var(--gothic); font-size: 12px; font-weight: 500; color: var(--washi); border: 1px solid rgba(255,255,255,0.28); padding: 8px 12px; cursor: pointer; }
.lang-pick:hover { border-color: var(--gold); }
.header-tel { text-align: right; }
.header-tel .lbl { font-family: var(--roman); font-style: italic; font-size: 10px; color: var(--gold); letter-spacing: 0.1em; }
.header-tel .num { font-family: var(--mincho); font-weight: 700; font-size: 22px; color: var(--washi); letter-spacing: 0.02em; line-height: 1; }

/* ============ PAGE HERO ============ */
.page-hero { position: relative; height: 420px; background: var(--kuro); overflow: hidden; }
.page-hero > .slot-img { position: absolute; inset: 0; width: 100%; height: 100%; }
.page-hero .veil { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(17,14,11,0.55) 0%, rgba(17,14,11,0.35) 45%, rgba(17,14,11,0.72) 100%); z-index: 2; }
.page-hero .grain { position: absolute; inset: 0; z-index: 2; opacity: 0.5; mix-blend-mode: overlay; background-image: radial-gradient(rgba(255,255,255,0.18) 0.5px, transparent 0.5px); background-size: 4px 4px; }
.page-hero .ph-inner { position: relative; z-index: 3; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.page-hero .ph-en { font-family: var(--roman); font-style: italic; font-size: 17px; letter-spacing: 0.42em; color: var(--gold-bright); text-transform: uppercase; }
.page-hero .ph-jp { font-family: var(--mincho); font-weight: 800; font-size: 56px; color: var(--washi); letter-spacing: 0.12em; margin-top: 14px; text-shadow: 0 4px 30px rgba(0,0,0,0.5); }
.page-hero .ph-deco { width: 1px; height: 40px; background: linear-gradient(var(--gold-bright), transparent); margin-top: 24px; }

/* ============ BREADCRUMB ============ */
.crumb { background: var(--sumi); border-bottom: 1px solid rgba(196,160,82,0.2); }
.crumb-inner { padding: 16px 100px; font-family: var(--gothic); font-size: 12px; letter-spacing: 0.06em; color: rgba(247,241,228,0.55); }
.crumb-inner a { color: rgba(247,241,228,0.55); text-decoration: none; }
.crumb-inner a:hover { color: var(--gold-bright); }
.crumb-inner .sep { margin: 0 10px; color: var(--gold-deep); }
.crumb-inner .here { color: var(--gold-bright); }

/* ============ LEAD (縦組み + 横組み) ============ */
.lead-sec { background: var(--kuro); color: var(--washi); padding: 110px 100px; position: relative; overflow: hidden; }
.lead-sec .asanoha { position: absolute; inset: 0; opacity: 0.05; background-image: radial-gradient(var(--gold) 1px, transparent 1.4px); background-size: 26px 26px; }
.lead-inner { position: relative; display: flex; justify-content: space-between; align-items: center; gap: 64px; }
.lead-vert { display: flex; gap: 36px; align-items: flex-start; }
.lead-vert .big { writing-mode: vertical-rl; font-family: var(--mincho); font-weight: 800; font-size: 48px; line-height: 1.55; letter-spacing: 0.16em; color: var(--washi); }
.lead-vert .big .gold { color: var(--gold-bright); }
.lead-vert .small { writing-mode: vertical-rl; font-family: var(--mincho); font-size: 16px; line-height: 2.3; letter-spacing: 0.12em; color: rgba(247,241,228,0.78); height: 420px; }
.lead-body { max-width: 460px; }
.lead-body .eyebrow { color: var(--gold); display: block; margin-bottom: 18px; }
.lead-body h2 { font-family: var(--mincho); font-weight: 700; font-size: 32px; color: var(--washi); margin: 0 0 24px; letter-spacing: 0.06em; line-height: 1.5; }
.lead-body p { font-size: 15px; line-height: 2.1; color: rgba(247,241,228,0.82); letter-spacing: 0.03em; margin: 0 0 18px; }
.lead-photo { width: 360px; height: 480px; flex-shrink: 0; position: relative; }
.lead-photo > .slot-img { position: absolute; inset: 0; width: 100%; height: 100%; }
.lead-photo .frame { position: absolute; inset: -1px; border: 1px solid rgba(196,160,82,0.4); z-index: 3; pointer-events: none; margin: 14px; }
.lead-stats { display: flex; gap: 34px; margin-top: 34px; }
.lead-stats .st .nu { font-family: var(--mincho); font-weight: 800; font-size: 42px; color: var(--gold-bright); line-height: 1; }
.lead-stats .st .nu small { font-size: 18px; }
.lead-stats .st .la { font-size: 12px; color: rgba(247,241,228,0.6); margin-top: 8px; letter-spacing: 0.08em; }

/* ============ BEEF (2種の和牛) ============ */
.beef { padding: 110px 100px; background: var(--washi); position: relative; }
.beef-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.beef-card { background: #fff; box-shadow: var(--shadow-card); position: relative; }
.beef-card .pic { height: 320px; position: relative; }
.beef-card .pic > .slot-img { position: absolute; inset: 0; width: 100%; height: 100%; }
.beef-card .body { padding: 38px 40px 42px; position: relative; }
.beef-card .num { position: absolute; top: -46px; right: 32px; font-family: var(--roman); font-style: italic; font-size: 92px; color: rgba(196,160,82,0.45); line-height: 1; }
.beef-card .tag { margin-bottom: 14px; }
.beef-card .en { font-family: var(--roman); font-style: italic; font-size: 14px; color: var(--gold-deep); letter-spacing: 0.12em; }
.beef-card h3 { font-family: var(--mincho); font-weight: 800; font-size: 34px; color: var(--sumi); margin: 4px 0 18px; letter-spacing: 0.06em; }
.beef-card p { font-size: 14.5px; line-height: 2; color: var(--ink-soft); margin: 0 0 22px; }
.beef-card .chips { display: flex; gap: 8px; }

/* ============ SIDE MENU ============ */
.side { padding: 100px 100px; background: var(--washi-2); }
.side-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 8px; }
.side-item { background: #fff; box-shadow: var(--shadow-card); }
.side-item .pic { height: 180px; position: relative; }
.side-item .pic > .slot-img { position: absolute; inset: 0; width: 100%; height: 100%; }
.side-item .body { padding: 20px 22px 24px; }
.side-item .en { font-family: var(--roman); font-style: italic; font-size: 12px; color: var(--gold-deep); letter-spacing: 0.1em; }
.side-item h4 { font-family: var(--mincho); font-weight: 700; font-size: 20px; color: var(--sumi); margin: 2px 0 8px; letter-spacing: 0.04em; }
.side-item p { font-size: 12.5px; line-height: 1.85; color: var(--ink-soft); margin: 0; }
.side-foot { text-align: center; margin-top: 46px; }

/* ============ SPACE & PARTY ============ */
.space { padding: 110px 100px; background: var(--sumi); color: var(--washi); position: relative; }
.space .sec-head h2 { color: var(--washi); }
.space-gallery { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 14px; }
.space-gallery > div { display: grid; gap: 14px; }
.space-cell { position: relative; }
.space-cell > .slot-img { position: absolute; inset: 0; width: 100%; height: 100%; }
.space-cell.big { height: 442px; }
.space-cell.sm { height: 214px; }
.space-feats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 28px; }
.space-feat { border: 1px solid rgba(196,160,82,0.28); padding: 28px 24px; text-align: center; background: rgba(196,160,82,0.04); }
.space-feat .mk { width: 48px; height: 48px; border-radius: 50%; border: 1px solid var(--gold-deep); display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; font-family: var(--mincho); font-weight: 800; font-size: 20px; color: var(--gold-bright); }
.space-feat .ttl { font-family: var(--mincho); font-weight: 700; font-size: 16px; color: var(--washi); letter-spacing: 0.04em; line-height: 1.5; }
.space-feat .sub { font-size: 11.5px; color: rgba(247,241,228,0.6); margin-top: 8px; line-height: 1.7; }

/* ============ RESERVE CTA ============ */
.reserve { background: var(--kuro); color: var(--washi); padding: 100px 100px; position: relative; overflow: hidden; text-align: center; }
.reserve .asanoha { position: absolute; inset: 0; opacity: 0.06; background-image: radial-gradient(var(--gold) 1px, transparent 1.4px); background-size: 26px 26px; }
.reserve-inner { position: relative; }
.reserve .eyebrow { color: var(--gold); display: block; margin-bottom: 14px; }
.reserve h2 { font-family: var(--mincho); font-weight: 800; font-size: 46px; margin: 0 0 12px; letter-spacing: 0.08em; }
.reserve .lead { font-size: 15px; color: rgba(247,241,228,0.75); margin-bottom: 44px; }
.reserve-cols { display: flex; justify-content: center; gap: 0; max-width: 880px; margin: 0 auto; }
.reserve-col { flex: 1; padding: 0 44px; }
.reserve-col + .reserve-col { border-left: 1px solid rgba(196,160,82,0.3); }
.reserve-col .ttl { font-family: var(--roman); font-style: italic; font-size: 14px; color: var(--gold); letter-spacing: 0.1em; margin-bottom: 16px; }
.reserve-col .tel { font-family: var(--mincho); font-weight: 800; font-size: 42px; color: var(--washi); letter-spacing: 0.02em; line-height: 1; }
.reserve-col .hours { font-size: 12px; color: rgba(247,241,228,0.6); margin-top: 12px; }
.reserve-col .external { font-size: 11px; color: rgba(247,241,228,0.5); margin-top: 14px; line-height: 1.7; }

/* ============ FOOTER (トップと共通) ============ */
.footer { background: var(--kuro); color: var(--washi); padding: 70px 100px 0; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.12); }
.footer .f-brand .logo-text .jp { font-family: var(--mincho); font-weight: 700; font-size: 24px; color: var(--washi); letter-spacing: 0.08em; }
.footer .f-brand .logo-text .en { font-family: var(--roman); font-style: italic; font-size: 13px; color: var(--gold); letter-spacing: 0.15em; }
.footer .f-brand p { font-size: 13px; line-height: 2; color: rgba(247,241,228,0.7); margin: 20px 0 0; }
.footer .f-col h4 { font-family: var(--mincho); font-weight: 700; font-size: 15px; color: var(--gold-bright); margin: 0 0 16px; letter-spacing: 0.08em; }
.footer .f-col a { display: block; font-size: 13px; color: rgba(247,241,228,0.72); text-decoration: none; padding: 7px 0; letter-spacing: 0.04em; }
.footer .f-col a:hover { color: var(--gold-bright); }
.footer .sns { display: flex; gap: 10px; margin-top: 8px; }
.footer .sns a { width: 42px; height: 42px; border: 1px solid rgba(255,255,255,0.3); display: flex; align-items: center; justify-content: center; font-size: 15px; padding: 0; text-decoration: none; color: var(--washi); }
.footer .sns a:hover { border-color: var(--gold); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding: 24px 0; font-size: 11.5px; color: rgba(247,241,228,0.5); letter-spacing: 0.04em; }
.footer-bottom .links { display: flex; gap: 20px; }
.footer-bottom a { color: rgba(247,241,228,0.5); text-decoration: none; }

/* ============ FLOATING UI ============ */
.floating { position: fixed; right: 24px; bottom: 28px; z-index: 60; display: flex; flex-direction: column; gap: 12px; }
.float-btn { width: 70px; height: 70px; border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; cursor: pointer; text-decoration: none; box-shadow: var(--shadow-soft); transition: transform 0.2s; border: none; }
.float-btn:hover { transform: scale(1.08); }
.float-btn .ic { font-size: 22px; }
.float-btn .tx { font-family: var(--gothic); font-weight: 700; font-size: 10px; }
.float-insta { background: #fff; color: var(--sumi); border: 1px solid var(--line); }
.float-tel { background: var(--sumi); color: var(--gold-bright); }
.float-reserve { background: var(--shu); color: #fff; }
@media (max-width: 1480px) { .floating { right: 24px; } }

/* ============ 三つのこだわり（Commitment） ============ */
.commit { background: var(--sumi); color: var(--washi); padding: 110px 100px; position: relative; overflow: hidden; }
.commit .asanoha { position: absolute; inset: 0; opacity: 0.05; background-image: radial-gradient(var(--gold) 1px, transparent 1.4px); background-size: 26px 26px; }
.commit .sec-head { position: relative; }
.commit .sec-head h2 { color: var(--washi); }
.commit .sec-head .lead { color: rgba(247,241,228,0.72); }
.commit-grid { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-top: 12px; }
.commit-card { border: 1px solid rgba(196,160,82,0.3); background: rgba(196,160,82,0.045); padding: 44px 36px 40px; position: relative; }
.commit-card .no { font-family: var(--roman); font-style: italic; font-size: 15px; letter-spacing: 0.14em; color: var(--gold); }
.commit-card .mk { width: 60px; height: 60px; border-radius: 50%; border: 1px solid var(--gold-deep); display: flex; align-items: center; justify-content: center; margin: 18px 0 22px; font-family: var(--mincho); font-weight: 800; font-size: 26px; color: var(--gold-bright); }
.commit-card h3 { font-family: var(--mincho); font-weight: 800; font-size: 22px; color: var(--washi); margin: 0 0 16px; letter-spacing: 0.04em; line-height: 1.5; }
.commit-card p { font-size: 14px; line-height: 2.05; color: rgba(247,241,228,0.82); margin: 0; letter-spacing: 0.02em; }
.commit-card .q { color: var(--gold-bright); font-weight: 700; }

/* ============ MOBILE NAV ============ */
.nav-toggle { display: none; width: 46px; height: 46px; flex-direction: column; justify-content: center; align-items: center; gap: 5px; background: transparent; border: 1px solid rgba(196,160,82,0.45); cursor: pointer; padding: 0; }
.nav-toggle span { width: 22px; height: 2px; background: var(--gold-bright); transition: transform 0.25s ease, opacity 0.2s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.m-drawer { position: fixed; inset: 0; z-index: 100; background: rgba(20,16,11,0.98); display: flex; flex-direction: column; justify-content: center; padding: 80px 30px 40px; opacity: 0; pointer-events: none; transition: opacity 0.28s ease; }
.m-drawer.open { opacity: 1; pointer-events: auto; }
.m-drawer .m-close { position: absolute; top: 16px; right: 16px; width: 46px; height: 46px; background: transparent; border: none; color: var(--washi); font-size: 30px; line-height: 1; cursor: pointer; }
.m-drawer .m-brand { position: absolute; top: 22px; left: 24px; font-family: var(--mincho); font-weight: 700; font-size: 19px; color: var(--washi); letter-spacing: 0.08em; }
.m-nav { display: flex; flex-direction: column; }
.m-nav a { font-family: var(--mincho); font-weight: 600; font-size: 21px; color: var(--washi); text-decoration: none; padding: 17px 2px; border-bottom: 1px solid rgba(196,160,82,0.18); letter-spacing: 0.06em; display: flex; align-items: baseline; gap: 12px; }
.m-nav a .ro { font-family: var(--roman); font-style: italic; font-size: 11px; color: var(--gold); letter-spacing: 0.1em; }
.m-drawer-foot { margin-top: 30px; display: flex; flex-direction: column; gap: 14px; }
.m-drawer-foot .tel { font-family: var(--mincho); font-weight: 800; font-size: 27px; color: var(--gold-bright); text-decoration: none; text-align: center; letter-spacing: 0.02em; }
.m-drawer-foot .btn { justify-content: center; }

/* ============ RESPONSIVE (≤860px) ============ */
@media (max-width: 860px) {
  .site { width: 100%; }
  .header-inner { padding: 0 18px; height: 64px; }
  .brand { gap: 12px; }
  .brand .logo-mark { width: 42px; height: 42px; border-radius: 9px; }
  .brand .logo-text .jp { font-size: 17px; }
  .brand .logo-text .en { font-size: 8.5px; letter-spacing: 0.1em; }
  .gnav, .header-right { display: none; }
  .nav-toggle { display: flex; }
  .page-hero { height: 280px; }
  .page-hero .ph-jp { font-size: 34px; }
  .page-hero .ph-en { font-size: 13px; }
  .crumb-inner { padding: 13px 22px; }
  .lead-sec, .beef, .side, .space, .reserve { padding: 62px 22px; }
  .lead-inner { flex-direction: column; align-items: stretch; gap: 38px; }
  .lead-vert { gap: 18px; }
  .lead-vert .big { writing-mode: horizontal-tb; font-size: 28px; line-height: 1.4; }
  .lead-vert .big br { display: none; }
  .lead-vert .small { writing-mode: horizontal-tb; height: auto; font-size: 13.5px; line-height: 1.95; }
  .lead-body { max-width: none; }
  .lead-body h2 { font-size: 24px; }
  .lead-body h2 br { display: none; }
  .lead-photo { width: 100%; height: 360px; }
  .lead-stats { gap: 22px; flex-wrap: wrap; }
  .lead-stats .st .nu { font-size: 32px; }
  .sec-head h2 { font-size: 27px; }
  .beef-grid { grid-template-columns: 1fr; gap: 50px; }
  .beef-card .pic { height: 230px; }
  .beef-card .body { padding: 30px 26px 32px; }
  .beef-card h3 { font-size: 28px; }
  .beef-card .num { font-size: 62px; top: -32px; right: 22px; }
  .side-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .side-item .pic { height: 140px; }
  .space-gallery { grid-template-columns: 1fr 1fr; }
  .space-cell.big { grid-column: 1 / -1; height: 260px; }
  .space-cell.sm { height: 160px; }
  .space-feats { grid-template-columns: 1fr 1fr; gap: 14px; }
  .commit { padding: 62px 22px; }
  .commit-grid { grid-template-columns: 1fr; gap: 18px; }
  .commit-card { padding: 34px 28px 32px; }
  .commit-card h3 { font-size: 20px; }
  .reserve h2 { font-size: 30px; }
  .reserve-cols { flex-direction: column; }
  .reserve-col { padding: 26px 0; }
  .reserve-col + .reserve-col { border-left: none; border-top: 1px solid rgba(196,160,82,0.3); }
  .reserve-col .tel { font-size: 31px; }
  .footer { padding: 52px 22px 0; }
  .footer-top { grid-template-columns: 1fr; gap: 34px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .floating { right: 13px; bottom: 14px; gap: 10px; }
  .float-btn { width: 54px; height: 54px; }
  .float-btn .ic { font-size: 18px; }
  .float-btn .tx { font-size: 9px; }
}
@media (max-width: 420px) {
  .side-grid { grid-template-columns: 1fr; }
  .page-hero .ph-jp { font-size: 28px; }
}