/* =========================================================================
   お泊り処 なかむら — 隠岐・海士町のライブが鳴る旅館
   藍(夜)＝写真の額縁／琥珀(電球色)＝温度・CTA／朱＝"音が鳴る"サイン。
   昼=和紙／夜=藍 の章コントラストで「二つの顔を持つ宿」を体感させる。
   ========================================================================= */

:root {
  /* 夜（藍・墨）= 写真の額縁 */
  --indigo-deep: #0c1726;
  --indigo:      #16263f;
  --indigo-soft: #24385a;
  /* 昼（和紙） */
  --washi:   #f3ede1;
  --washi-2: #ece2d0;
  --washi-line: #ddd0b8;
  /* 墨（文字） */
  --ink: #221f1a;
  --ink-soft: #544d40;
  --paper: #f6f2ea;          /* 夜背景上の文字（純白を避け眩しさ抑制） */
  --paper-soft: rgba(246,242,234,.82);
  /* 琥珀（電球色）= 温度・CTA */
  --amber: #d9a441;
  --amber-deep: #a87d35;
  --amber-soft: #e8cf95;
  /* 朱 = 音サイン（ライブ/イベント限定） */
  --shu: #b34a32;
  --shu-bright: #c85a40;

  --maxw: 1120px;
  --gut: clamp(20px, 5vw, 64px);
  --serif-ja: "Zen Old Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --sans-ja: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", system-ui, sans-serif;
  --serif-lat: "Cormorant Garamond", "Times New Roman", serif;
  --mono: "Space Mono", ui-monospace, monospace;
  --radius: 5px;
  --shadow: 0 22px 50px rgba(8,16,30,.16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 72px; }
body {
  margin: 0;
  font-family: var(--sans-ja);
  color: var(--ink);
  background: var(--indigo-deep);
  line-height: 1.9;
  font-size: 16px;
  letter-spacing: .02em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; }

/* ===== a11y ===== */
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.a11y-skip { position: fixed; top: 8px; left: 8px; z-index: 1000; transform: translateY(-160%); background: var(--indigo); color: var(--paper); border: 1px solid var(--amber); padding: 10px 16px; border-radius: var(--radius); font: 500 14px/1 var(--sans-ja); cursor: pointer; transition: transform .2s ease; }
.a11y-skip:focus { transform: translateY(0); outline: 2px solid var(--amber-soft); outline-offset: 2px; }
#a11y-voice-start { left: 220px; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; border-radius: 2px; }
#a11y-voice-toggle { position: fixed; right: 14px; bottom: calc(86px + env(safe-area-inset-bottom)); z-index: 60; background: var(--indigo); color: var(--paper); border: 1px solid var(--amber); border-radius: 999px; padding: 9px 15px; font: 500 13px/1 var(--sans-ja); cursor: pointer; box-shadow: var(--shadow); }
#a11y-voice-toggle.is-on { background: var(--amber-deep); border-color: var(--amber-soft); }

/* ===== ナビ ===== */
.site-nav { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; gap: clamp(12px,3vw,28px); padding: 10px var(--gut); padding-top: calc(10px + env(safe-area-inset-top)); padding-left: max(var(--gut), env(safe-area-inset-left)); padding-right: max(var(--gut), env(safe-area-inset-right)); background: rgba(12,23,38,.82); backdrop-filter: saturate(140%) blur(10px); border-bottom: 1px solid rgba(217,164,65,.22); }
.nav-brand { display: flex; align-items: center; gap: 10px; text-decoration: none; margin-right: auto; }
.nav-logo { width: 34px; height: 34px; border-radius: 50%; background: var(--paper); padding: 2px; }
.nav-brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.nav-brand-ja { font-family: var(--serif-ja); font-weight: 700; font-size: 17px; letter-spacing: .12em; color: var(--paper); }
.nav-brand-lat { font-family: var(--serif-lat); font-size: 10.5px; letter-spacing: .3em; text-transform: uppercase; color: var(--amber-soft); }
.nav-links { display: flex; gap: clamp(12px,2.2vw,26px); list-style: none; margin: 0; padding: 0; }
.nav-links a { text-decoration: none; font-size: 14px; letter-spacing: .07em; color: var(--paper-soft); padding-bottom: 3px; border-bottom: 1px solid transparent; transition: color .2s, border-color .2s; }
.nav-links a:hover, .nav-links a[aria-current="true"] { color: var(--paper); border-color: var(--amber); }
.nav-cta { text-decoration: none; font-size: 13.5px; letter-spacing: .05em; color: var(--indigo-deep); background: var(--amber); border: 1px solid var(--amber); padding: 9px 18px; border-radius: 999px; white-space: nowrap; font-weight: 700; transition: background .2s, transform .15s; }
.nav-cta:hover { background: var(--amber-soft); transform: translateY(-1px); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; width: 44px; height: 40px; align-items: center; justify-content: center; background: transparent; border: 1px solid rgba(217,164,65,.4); border-radius: 8px; cursor: pointer; }
.nav-toggle-bar { width: 20px; height: 2px; background: var(--paper); transition: transform .2s, opacity .2s; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-menu { position: fixed; inset: 0; z-index: 49; background: rgba(8,16,30,.97); display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity .28s ease; }
/* hidden 時は完全に無効化（display:flex が [hidden] の display:none を上書きして
   透明オーバーレイがクリックを奪う事故を防ぐ） */
.nav-menu[hidden] { display: none; }
.nav-menu.is-open { opacity: 1; }
.nav-menu ul { list-style: none; margin: 0; padding: 0; text-align: center; }
.nav-menu li { margin: 18px 0; }
.nav-menu a { text-decoration: none; font-family: var(--serif-ja); font-size: 26px; letter-spacing: .1em; color: var(--paper); }
.nav-menu-cta { display: inline-block; margin-top: 8px; color: var(--indigo-deep) !important; background: var(--amber); padding: 12px 34px; border-radius: 999px; font-family: var(--sans-ja) !important; font-size: 18px !important; font-weight: 700; }

/* ===== ボタン ===== */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; text-decoration: none; font-family: var(--sans-ja); font-size: 15px; font-weight: 700; letter-spacing: .05em; padding: 14px 30px; border-radius: 999px; border: 1px solid transparent; cursor: pointer; transition: transform .15s, background .2s, color .2s, border-color .2s; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--amber); color: var(--indigo-deep); border-color: var(--amber); box-shadow: 0 10px 26px rgba(217,164,65,.28); }
.btn-primary:hover { background: var(--amber-soft); }
.btn-ghost { background: transparent; color: var(--paper); border-color: rgba(246,242,234,.5); }
.btn-ghost:hover { border-color: var(--amber-soft); color: var(--amber-soft); }
.btn-lg { font-size: 17px; padding: 18px 44px; }
.cta-row { margin-top: 38px; text-align: center; }

/* ===== 章の背景 ===== */
.sec--night, .sec--deepnight, .sec--faq, .sec--words, .sec--reserve { color: var(--paper); }
.sec--night { background: var(--indigo); }
.sec--deepnight { background: var(--indigo-deep); }
.sec--faq { background: #14233b; }
.sec--words { background: var(--indigo-deep); }
.sec--reserve { background: linear-gradient(180deg, #1d3252, var(--indigo) 55%, var(--indigo-deep)); }
.sec--dawn { background: linear-gradient(165deg, var(--indigo) 0%, #6a5f53 60%, var(--washi) 100%); color: var(--paper); }
.sec--day { background: var(--washi); color: var(--ink); }
.sec--day2 { background: var(--washi-2); color: var(--ink); }
.sec--island { background: linear-gradient(180deg, var(--washi) 0%, var(--washi-2) 55%, #2c3f60 100%); color: var(--ink); }

/* ===== セクション共通 ===== */
.section { max-width: var(--maxw); margin: 0 auto; padding: clamp(60px,10vw,124px) var(--gut); }
.sec--dawn, .sec--island { max-width: none; }
.section-eyebrow { font-family: var(--serif-lat); font-size: 14px; letter-spacing: .42em; text-transform: uppercase; color: var(--amber-deep); margin: 0 0 14px; display: flex; align-items: center; gap: 14px; }
.section-eyebrow::before { content: ""; width: 30px; height: 1px; background: currentColor; display: inline-block; }
.sec--night .section-eyebrow, .sec--deepnight .section-eyebrow, .sec--faq .section-eyebrow, .sec--reserve .section-eyebrow, .sec--dawn .section-eyebrow { color: var(--amber-soft); }
.section-eyebrow.is-shu { color: var(--shu-bright); }
.section-eyebrow.is-center { justify-content: center; }
.section-eyebrow.is-center::after { content: ""; width: 30px; height: 1px; background: currentColor; display: inline-block; }
.section-title { font-family: var(--serif-ja); font-weight: 600; font-size: clamp(27px,4.8vw,46px); letter-spacing: .05em; line-height: 1.45; margin: 0 0 22px; color: inherit; }
.sec--day .section-title, .sec--day2 .section-title, .sec--island .section-title { color: var(--indigo); }
.lead { font-size: clamp(15px,1.7vw,17.5px); line-height: 2.05; margin: 0 0 1.2em; max-width: 40em; }
.sec--night .lead, .sec--deepnight .lead, .sec--reserve .lead { color: var(--paper-soft); }
.lead-center { margin-left: auto; margin-right: auto; text-align: center; }
.lead-small { font-size: 14px; opacity: .9; margin-top: 24px; }
.lead-small a, .muted a { color: var(--amber-deep); }
.sec--night .lead-small a { color: var(--amber-soft); }
.subhead { font-family: var(--serif-ja); font-weight: 600; font-size: clamp(19px,2.4vw,24px); letter-spacing: .08em; margin: 48px 0 20px; }
.muted { opacity: .72; font-size: .92em; }

/* ===== ① ヒーロー ===== */
.hero { position: relative; min-height: clamp(580px,94vh,900px); display: flex; align-items: center; overflow: hidden; }
.hero-media, .hero-img { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-img { object-fit: cover; }
@media (prefers-reduced-motion: no-preference) { .hero-img { animation: kenburns 26s ease-out forwards; transform-origin: 60% 55%; } }
@keyframes kenburns { from { transform: scale(1.0); } to { transform: scale(1.06); } }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(120deg, rgba(8,16,30,.86) 0%, rgba(8,16,30,.5) 45%, rgba(8,16,30,.12) 80%), linear-gradient(0deg, rgba(8,16,30,.7), transparent 38%); }
.hero-inner { position: relative; z-index: 2; max-width: var(--maxw); width: 100%; margin: 0 auto; padding: 0 var(--gut); color: var(--paper); }
.hero-eyebrow { font-family: var(--serif-lat); font-size: clamp(13px,1.4vw,16px); letter-spacing: .42em; text-transform: uppercase; color: var(--amber-soft); margin: 0 0 18px; }
.hero-title { font-family: var(--serif-ja); font-weight: 900; font-size: clamp(38px,8.4vw,92px); line-height: 1.18; letter-spacing: .04em; margin: 0; text-shadow: 0 6px 40px rgba(0,0,0,.45); }
.hero-catch { font-family: var(--serif-ja); font-size: clamp(17px,2.6vw,26px); letter-spacing: .08em; color: var(--amber-soft); margin: 24px 0 6px; }
.hero-brand { font-size: 15px; letter-spacing: .2em; color: var(--paper-soft); margin: 0 0 34px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 0; }
.hero-award { position: absolute; right: var(--gut); bottom: 18px; z-index: 2; margin: 0; font-size: 11.5px; letter-spacing: .12em; color: var(--amber-soft); opacity: .85; }
/* NEXT LIVE バッジ */
.next-live { position: absolute; left: 50%; transform: translateX(-50%); bottom: 22px; z-index: 3; }
.next-live-link { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; background: rgba(12,23,38,.72); border: 1px solid var(--shu); border-radius: 18px; padding: 8px 16px 8px 8px; backdrop-filter: blur(6px); }
.next-live-label { flex: none; font-family: var(--mono); font-size: 11px; font-weight: 700; letter-spacing: .18em; color: #fff; background: var(--shu); padding: 6px 12px; border-radius: 999px; }
.next-live-body { font-size: 13px; line-height: 1.4; color: var(--paper); }
.next-live-body .nl-title { display: block; }
.next-live-body .nl-date { display: block; font-family: var(--mono); font-size: 12px; color: var(--amber-soft); margin-top: 2px; }

/* ブリッジ */
.bridge { margin: 0; padding: 38px var(--gut); text-align: center; font-family: var(--serif-ja); font-size: clamp(16px,2.4vw,22px); letter-spacing: .08em; color: var(--amber-soft); border-bottom: 1px solid rgba(217,164,65,.16); }

/* ===== ② 宿の心（split） ===== */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px,4vw,56px); align-items: center; max-width: var(--maxw); margin: 0 auto; }
.split-media img { width: 100%; aspect-ratio: 16/10; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow); filter: contrast(1.05) saturate(1.05) brightness(.99); }
.split-body .lead { color: var(--paper-soft); }

/* ===== ③ 音楽の夜 ===== */
.stats { list-style: none; margin: 44px auto 0; padding: 0; display: grid; grid-template-columns: repeat(3,1fr); gap: clamp(14px,3vw,32px); max-width: 760px; text-align: center; }
.stat { padding: 26px 12px; border: 1px solid var(--indigo-soft); border-radius: var(--radius); background: rgba(255,255,255,.03); }
.stat-num { display: block; font-family: var(--serif-ja); font-weight: 700; font-size: clamp(38px,7vw,60px); line-height: 1; color: var(--paper); }
.stat-unit { font-size: .4em; margin-left: .12em; color: var(--amber-soft); }
.stat-label { display: block; margin-top: 12px; font-size: 13px; letter-spacing: .06em; color: var(--paper-soft); }

.events { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(20px, 3vw, 36px); align-items: stretch; }
.event { display: flex; flex-direction: column; height: 100%; border: 1px solid var(--indigo-soft); border-radius: var(--radius); background: rgba(255,255,255,.03); overflow: hidden; }
.event.is-festival { border-color: rgba(217,164,65,.4); }
.event.is-past { opacity: .5; }
/* ポスターはできるだけ大きく全体表示（情報が読める） */
.event-poster { display: block; width: 100%; padding: 0; border: 0; background: none; cursor: zoom-in; }
.event-poster img { width: 100%; height: auto; display: block; transition: transform .4s ease; }
.event-poster:hover img { transform: scale(1.02); }
.event-body { flex: 1 1 auto; padding: 20px 22px 24px; }
.event-tag { display: inline-block; font-family: var(--mono); font-size: 11px; font-weight: 700; letter-spacing: .12em; color: #fff; background: var(--shu); padding: 3px 11px; border-radius: 999px; }
.event.is-festival .event-tag { background: var(--amber-deep); }
.event.is-past .event-tag { background: #555; }
.event-date { font-family: var(--mono); font-size: 13px; color: var(--amber-soft); margin: 10px 0 4px; }
.event-title { font-family: var(--serif-ja); font-size: 19px; font-weight: 600; margin: 0 0 6px; color: var(--paper); }
.event-note { font-size: 13.5px; color: var(--paper-soft); margin: 0; line-height: 1.7; }
.events-note { font-size: 12.5px; color: var(--paper-soft); margin-top: 20px; opacity: .8; }

/* ===== ④ 食（duo） ===== */
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(14px,2.5vw,24px); margin-top: 36px; }
.duo-item { margin: 0; }
.photo { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); }
.photo--day { aspect-ratio: 4/3; object-fit: cover; filter: contrast(1.02) brightness(1.04) saturate(1.02); }
.photo--rescue { aspect-ratio: 4/3; object-fit: cover; filter: brightness(1.08) contrast(.97) saturate(1.12); background: #1a2240; }

/* ===== ⑤ 客室・プラン ===== */
.room-shots { display: grid; grid-template-columns: 1.6fr 1fr; gap: 16px; margin: 34px 0 8px; }
.room-shots > img { width: 100%; height: 100%; aspect-ratio: 3/2; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow); filter: contrast(1.02) brightness(1.03) saturate(1.0); }
.room-shots-sub { display: grid; gap: 16px; }
.room-shots-sub img { width: 100%; aspect-ratio: 3/2; object-fit: cover; border-radius: var(--radius); }
.plans { list-style: none; margin: 40px 0 0; padding: 0; display: grid; gap: 14px; }
.plan { position: relative; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 12px 24px; padding: 22px 26px; background: #fff; border: 1px solid var(--washi-line); border-radius: var(--radius); }
.plan-rec { border-color: var(--amber); box-shadow: 0 12px 30px rgba(217,164,65,.16); }
.plan-badge { position: absolute; top: -11px; left: 22px; font-size: 12px; font-weight: 700; letter-spacing: .08em; color: var(--indigo-deep); background: var(--amber); padding: 4px 14px; border-radius: 999px; }
.plan-name { font-family: var(--serif-ja); font-size: 18px; font-weight: 600; margin: 0; color: var(--indigo); }
.plan-for { grid-column: 1 / -1; font-size: 13.5px; color: var(--ink-soft); margin: 0; }
.plan-price { font-family: var(--mono); font-size: 26px; font-weight: 700; color: var(--indigo); margin: 0; white-space: nowrap; }
.plan-price .yen { font-size: .6em; margin-right: 2px; }
.plan-from { font-size: .5em; margin-left: 2px; color: var(--ink-soft); }
.plan-price-tba { font-family: var(--sans-ja); font-size: 13px; font-weight: 500; color: var(--ink-soft); }
.plans-note { font-size: 12.5px; color: var(--ink-soft); margin-top: 16px; }

/* ===== ⑥ 島のこと ===== */
.island-wrap { max-width: var(--maxw); margin: 0 auto; }
.island-grid { list-style: none; margin: 36px 0 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit,minmax(230px,1fr)); gap: 22px; }
.island-grid h3 { font-family: var(--serif-ja); font-size: 18px; font-weight: 600; margin: 0 0 8px; padding-top: 16px; border-top: 2px solid var(--amber); color: var(--indigo); }
.island-grid p { font-size: 14px; color: var(--ink-soft); margin: 0; line-height: 1.85; }
.model { margin-top: 52px; }
.model-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; max-width: 600px; }
.model-list li { display: flex; gap: 16px; align-items: baseline; font-size: 15.5px; color: var(--ink); }
.model-when { flex: none; width: 2.4em; font-family: var(--serif-ja); font-weight: 700; color: var(--amber-deep); }
.sec--island .lead, .sec--island .model-list li { color: var(--ink); }
.sec--island .lead-small { color: var(--paper); }

/* ===== ⑦ アクセス ===== */
.steps { list-style: none; margin: 34px 0 44px; padding: 0; display: grid; gap: 18px; max-width: 760px; }
.step { display: flex; gap: 20px; align-items: flex-start; padding: 22px 24px; background: rgba(255,255,255,.04); border: 1px solid var(--indigo-soft); border-radius: var(--radius); }
.step-no { flex: none; width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; font-family: var(--mono); font-weight: 700; color: var(--indigo-deep); background: var(--amber); }
.step h3 { font-family: var(--serif-ja); font-size: 18px; font-weight: 600; margin: 0 0 6px; color: var(--paper); }
.step p { margin: 0; font-size: 14.5px; color: var(--paper-soft); line-height: 1.8; }
.access-photo { margin: 0; }
.access-photo img { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow); }
.access-photo figcaption { text-align: center; font-size: 13px; color: var(--paper-soft); margin-top: 12px; letter-spacing: .06em; }

/* ===== ⑧ FAQ ===== */
.faq-list { max-width: 760px; }
.faq-item { border-bottom: 1px solid rgba(217,164,65,.2); }
.faq-item summary { cursor: pointer; list-style: none; padding: 20px 36px 20px 0; position: relative; font-family: var(--serif-ja); font-size: 17px; color: var(--paper); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "＋"; position: absolute; right: 4px; top: 18px; color: var(--amber-soft); transition: transform .2s; }
.faq-item[open] summary::after { content: "−"; }
.faq-a { padding: 0 0 22px; font-size: 14.5px; color: var(--paper-soft); line-height: 1.9; }

/* ===== ⑨ 主人の言葉 ===== */
.sec--words { text-align: center; }
.words-mark { width: 72px; height: 72px; margin: 0 auto 24px; border-radius: 50%; background: var(--paper); padding: 6px; opacity: .9; }
.words-letter { max-width: 40em; margin: 28px auto 0; }
.words-letter p { font-family: var(--serif-ja); font-size: clamp(16px,2vw,19px); line-height: 2.2; color: var(--paper-soft); margin: 0 0 1.6em; }
.words-poem { color: var(--amber-soft) !important; letter-spacing: .1em; }

/* ===== ⑩ 予約 ===== */
.sec--reserve { text-align: center; }
.reserve-actions { margin: 36px 0 14px; }
.reserve-tel { margin: 0 0 22px; }
.btn-tel { display: inline-flex; align-items: baseline; gap: 12px; text-decoration: none; border: 1px solid rgba(246,242,234,.45); border-radius: 999px; padding: 12px 28px; transition: border-color .2s, color .2s; }
.btn-tel:hover { border-color: var(--amber-soft); }
.btn-tel-label { font-size: 13px; letter-spacing: .08em; color: var(--paper-soft); }
.btn-tel-num { font-family: var(--mono); font-weight: 700; font-size: 20px; letter-spacing: .04em; color: var(--amber-soft); }
.tel-inline { color: var(--amber-soft); white-space: nowrap; font-family: var(--mono); font-size: .92em; }
.reserve-sub { font-size: 13px; color: var(--paper-soft); max-width: 36em; margin: 0 auto 28px; line-height: 1.8; }
.social { list-style: none; display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; padding: 0; margin: 0 0 30px; }
.social a { display: inline-flex; align-items: center; gap: 9px; text-decoration: none; font-size: 14px; letter-spacing: .04em; color: var(--paper); border: 1px solid rgba(246,242,234,.4); padding: 10px 22px; border-radius: 999px; transition: border-color .2s, color .2s; }
.social-ico { flex: none; }
.social a:hover { border-color: var(--amber-soft); color: var(--amber-soft); }
#social-fb:hover { color: #1877F2; border-color: #1877F2; }
#social-yt:hover { color: #FF0000; border-color: #FF0000; }
.reserve-foot { font-family: var(--serif-ja); font-size: 14px; letter-spacing: .08em; color: var(--amber-soft); margin: 0; }

/* ===== スティッキーCTA ===== */
.sticky-cta { position: fixed; left: 50%; bottom: calc(16px + env(safe-area-inset-bottom)); transform: translate(-50%, 160%); z-index: 55; display: none; text-decoration: none; background: var(--amber); color: var(--indigo-deep); font-weight: 700; font-size: 15px; letter-spacing: .04em; padding: 14px 32px; border-radius: 999px; box-shadow: 0 12px 30px rgba(8,16,30,.4); transition: transform .3s ease; }
.sticky-cta.is-shown { transform: translate(-50%, 0); }

/* ===== ライトボックス ===== */
.zoom-btn { display: block; padding: 0; border: 0; background: none; cursor: zoom-in; width: 100%; border-radius: var(--radius); overflow: hidden; }
.zoom-btn img { transition: transform .4s ease; }
.zoom-btn:hover img { transform: scale(1.03); }
.lightbox { width: min(94vw, 1100px); max-width: 1100px; border: 0; background: transparent; padding: 0; overflow: visible; }
.lightbox::backdrop { background: rgba(8,16,30,.92); }
.lightbox-figure { margin: 0; }
.lightbox-img { width: 100%; max-height: 82vh; object-fit: contain; border-radius: 4px; }
.lightbox-cap { display: block; text-align: center; color: var(--paper-soft); font-size: 13px; margin-top: 12px; }
.lightbox-close { position: absolute; top: -44px; right: 0; width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(246,242,234,.4); background: rgba(12,23,38,.6); color: var(--paper); font-size: 22px; cursor: pointer; }
.lightbox-nav { position: absolute; top: 50%; transform: translateY(-50%); width: 48px; height: 48px; border-radius: 50%; border: 1px solid rgba(246,242,234,.3); background: rgba(12,23,38,.6); color: var(--paper); font-size: 26px; cursor: pointer; }
.lightbox-prev { left: -8px; } .lightbox-next { right: -8px; }

/* ===== フッター ===== */
.site-footer { text-align: center; color: var(--paper-soft); background: var(--indigo-deep); padding: clamp(48px,8vw,80px) var(--gut) calc(clamp(48px,8vw,80px) + 64px + env(safe-area-inset-bottom)); border-top: 1px solid rgba(217,164,65,.16); }
.footer-mark { width: 56px; height: 56px; margin: 0 auto 18px; border-radius: 50%; background: var(--paper); padding: 5px; }
.footer-brand { font-family: var(--serif-ja); font-weight: 700; font-size: 22px; letter-spacing: .16em; color: var(--paper); margin: 0; }
.footer-catch { font-family: var(--serif-ja); color: var(--amber-soft); letter-spacing: .08em; margin: 10px 0 22px; }
.footer-note { font-size: 13.5px; line-height: 1.9; margin: 0 0 16px; }
.footer-award { font-size: 12px; letter-spacing: .1em; color: var(--amber-soft); margin: 0 0 18px; }
.footer-copy { font-size: 12px; color: rgba(246,242,234,.5); margin: 0; letter-spacing: .06em; }

/* ===== reveal ===== */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-in { opacity: 1; transform: none; }
.stat.reveal:nth-child(2), .plan.reveal:nth-child(2), .step.reveal:nth-child(2) { transition-delay: .07s; }
.stat.reveal:nth-child(3), .plan.reveal:nth-child(3), .step.reveal:nth-child(3) { transition-delay: .14s; }
.plan.reveal:nth-child(4) { transition-delay: .2s; }

/* ===== レスポンシブ ===== */
@media (max-width: 880px) {
  .split { grid-template-columns: 1fr; }
  .duo { grid-template-columns: 1fr; }
  .room-shots { grid-template-columns: 1fr; }
  .room-shots-sub { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 820px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .sticky-cta { display: inline-block; }
  /* モバイルのヒーローは縦積み（flex の横並びで hero-inner が潰れるのを防ぐ）。
     NEXT LIVE / 受賞は絶対配置をやめ、コンテンツの下に自然に流す。 */
  .hero { flex-direction: column; justify-content: flex-start; }
  .hero-inner { padding-top: 52px; padding-bottom: 8px; }
  .hero-title { font-size: clamp(31px, 8.4vw, 48px); }
  .hero-eyebrow { letter-spacing: .26em; font-size: 12px; }
  .next-live { position: static; transform: none; align-self: center; margin: 24px auto 0; }
  .hero-award { position: static; align-self: flex-start; margin: 14px var(--gut) 28px; text-align: left; }
}
@media (max-width: 680px) {
  /* スマホはポスター1列＝全幅で最大化 */
  .events { grid-template-columns: 1fr; gap: 28px; }
  .event { max-width: 520px; margin: 0 auto; }
}
@media (max-width: 560px) {
  .stats { grid-template-columns: 1fr; max-width: 320px; }
  .plan { grid-template-columns: 1fr; }
  .plan-price { font-size: 23px; }
  .next-live-body { font-size: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn:hover, .zoom-btn:hover img { transform: none; }
  .hero-img { animation: none; }
}