/* 入口ページ（/）— docs/mockup/index.html より */

/* ---- Split hero ---- */
.gate { position: relative; display: flex; height: 100vh; min-height: 620px; background: var(--sumi); overflow: hidden; }
.gate a { position: relative; flex: 1; overflow: hidden; text-decoration: none; color: #F5F1E9; transition: flex .8s ease; }
.gate img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transform: scale(1.04); filter: brightness(.62); transition: transform 1.2s ease, filter .8s ease; }
.gate a::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 45%, rgba(0,0,0,.55) 100%); pointer-events: none; }
.gate .door { position: absolute; z-index: 1; left: clamp(24px, 5vw, 72px); right: 24px; bottom: clamp(80px, 12vh, 120px); }
.gate .door .eyebrow { color: rgba(245,241,233,.65); margin-bottom: 12px; }
.gate .door h2 { font-family: var(--serif-jp); font-weight: 300; font-size: clamp(22px, 2.3vw, 32px); line-height: 1.7; letter-spacing: .12em; }
.gate .door p { font-size: 13px; line-height: 2; margin-top: 10px; opacity: .8; max-width: 360px; }
.gate .door .go { display: inline-block; margin-top: 22px; font-family: var(--serif-en); font-style: italic; font-size: 16px; letter-spacing: .08em; border-bottom: 1px solid rgba(245,241,233,.5); padding-bottom: 2px; }
.gate .divider { position: absolute; top: 0; bottom: 0; left: 50%; width: 1px; background: rgba(245,241,233,.18); pointer-events: none; }
.gate .title { position: absolute; top: 34%; left: 50%; transform: translate(-50%, -50%); text-align: center; color: #F5F1E9; pointer-events: none; z-index: 2; width: 90%; }
.gate .title .en-sub { color: rgba(245,241,233,.75); margin-bottom: 14px; }
.gate .title h1 { font-family: var(--serif-jp); font-weight: 300; font-size: clamp(34px, 5vw, 68px); letter-spacing: .16em; text-shadow: 0 2px 24px rgba(0,0,0,.4); }
.gate .title p { font-size: 13px; letter-spacing: .3em; margin-top: 18px; opacity: .8; }
/* PC：マウスを乗せた側が広がる */
@media (hover: hover) and (min-width: 861px) {
  .gate a:hover, .gate a:focus-visible { flex: 1.25; }
  .gate a:hover img, .gate a:focus-visible img { transform: scale(1); filter: brightness(.72); }
  .gate:has(a:hover) .divider { opacity: 0; }
}

/* ---- Land story ---- */
.land { display: grid; grid-template-columns: minmax(0,1.1fr) minmax(0,1fr); gap: clamp(40px, 7vw, 120px); align-items: center; }
.nums { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 48px; }
.nums div { background: var(--paper); padding: 26px 18px; text-align: center; }
.nums b { display: block; font-family: var(--serif-en); font-weight: 300; font-size: clamp(40px, 4.4vw, 60px); line-height: 1; color: var(--umber); }
.nums b small { font-family: var(--serif-jp); font-size: 15px; margin-left: 2px; }
.nums span { display: block; font-size: 12px; letter-spacing: .12em; color: var(--mist); margin-top: 10px; }
.land-img { position: relative; }
.land-img .frame.b { position: absolute; width: 46%; right: -6%; bottom: -12%; border: 8px solid var(--paper); }

/* ---- Two doors (detail cards) ---- */
.doors { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: clamp(24px, 3vw, 48px); }
.card { background: var(--paper); color: var(--ink); display: flex; flex-direction: column; }
.card .frame { aspect-ratio: 4/3; }
.card .in { padding: clamp(28px, 3vw, 44px); display: flex; flex-direction: column; gap: 18px; flex: 1; }
.card .tag { font-family: var(--serif-en); font-size: 12px; letter-spacing: .34em; color: var(--mist); }
.card ul { list-style: none; display: grid; gap: 6px; font-size: 13px; border-top: 1px solid var(--line); padding-top: 16px; }
.card li::before { content: "—"; color: var(--umber); margin-right: 10px; }
.card .btn-row { margin-top: auto; padding-top: 8px; }
.card .btn { padding: 14px 24px; }

/* ---- Combine ---- */
.combine { display: grid; grid-template-columns: repeat(5, 1fr); align-items: stretch; margin-top: 56px; }
.combine .step { padding: 24px 18px; border-top: 1px solid rgba(245,241,233,.2); position: relative; }
.combine .step::before { content: ""; position: absolute; top: -5px; left: 18px; width: 9px; height: 9px; border-radius: 50%; background: var(--ember); }
.combine .t { font-family: var(--serif-en); font-size: 13px; letter-spacing: .2em; color: rgba(245,241,233,.5); }
.combine .s { font-family: var(--serif-jp); font-size: 16px; margin-top: 8px; }
.combine .d { font-size: 12px; opacity: .6; margin-top: 6px; line-height: 1.8; }
.combine .step.stay::before { background: #E9B68E; }
.combine-note { font-size: 12px; opacity: .55; margin-top: 24px; }

/* ---- Gallery ---- */
.gallery { display: grid; grid-template-columns: repeat(6, 1fr); gap: 4px; margin-top: 40px; }
.gallery .frame { aspect-ratio: 1; }

@media (max-width: 860px) {
  .gate { flex-direction: column; height: auto; }
  .gate a { min-height: 56vh; }
  .gate .divider { display: none; }
  .gate .title { position: relative; top: auto; left: auto; transform: none; padding: 120px 20px 48px; width: 100%; background: var(--sumi); order: -1; }
  .land, .doors { grid-template-columns: minmax(0,1fr); }
  .land-img .frame.b { display: none; }
  .combine { grid-template-columns: minmax(0,1fr); }
  .gallery { grid-template-columns: repeat(3, 1fr); }
}

/* ---- Japanese（英字ラベル用の書体を和文向けに）---- */
html[lang="ja"] .gate .door .go,
html[lang="ja"] .card .tag,
html[lang="ja"] .combine .t { font-family: var(--serif-jp); font-style: normal; letter-spacing: .16em; }

/* ---- English（/en/）---- */
html[lang="en"] .gate .door h2 { font-size: clamp(26px, 2.6vw, 38px); line-height: 1.25; letter-spacing: .01em; }
html[lang="en"] .gate .title h1 { line-height: 1.15; letter-spacing: .02em; }
html[lang="en"] .gate .title p { letter-spacing: .2em; }
html[lang="en"] .combine .s { font-size: 19px; font-weight: 500; line-height: 1.35; }