/* 田中黒個展「Auritus」専用スタイル(共通styles.cssは読み込まない) */
:root {
  --paper: #E9E9E5;
  --paper-deep: #DEDED9;
  --ink: #292826;
  --ink-soft: #4A4540;
  --ink-muted: #7B746A;
  --rule: rgba(41, 40, 38, 0.22);
  --dark: #292826;
  --dark-text: #E9E2D3;
  --serif-ja: 'Shippori Mincho', 'Hiragino Mincho ProN', 'Yu Mincho', serif;
  --serif-en: 'Cormorant Garamond', 'Times New Roman', serif;
  --sans: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  --gutter: clamp(20px, 5vw, 72px);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif-ja);
  font-size: 16px;
  line-height: 1.9;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 8px; top: 8px; background: var(--paper); padding: 6px 10px; z-index: 10; }

/* 1. 導線 */
.topnav {
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  padding: 1.2rem var(--gutter);
  font-family: var(--sans); font-size: 0.78rem; letter-spacing: 0.08em; color: var(--ink-soft);
}
.topnav a { border-bottom: 1px solid transparent; padding: 0.3rem 0; display: inline-block; }
.topnav a:hover { border-bottom-color: currentColor; }
.topnav-sub { display: flex; gap: 1.6rem; }

/* 2. 冒頭(作品・展示名・開催情報を最初の画面に) */
.hero { padding: 1rem var(--gutter) clamp(3rem, 6vw, 5rem); display: grid; gap: 1.6rem; }
.title-artist { font-size: clamp(0.9rem, 1.4vw, 1.05rem); letter-spacing: 0.3em; color: var(--ink-soft); }
.title-main { font-family: var(--serif-en); font-weight: 400; font-size: clamp(3rem, 14vw, 4.6rem); line-height: 1.05; letter-spacing: 0.02em; margin-left: -0.03em; }
.hero-fig img { width: 100%; }
.info { display: grid; gap: 0.9rem; }
.info > div { display: grid; grid-template-columns: 5.5em 1fr; align-items: baseline; border-top: 1px solid var(--rule); padding-top: 0.8rem; }
.info dt { font-family: var(--sans); font-size: 0.75rem; letter-spacing: 0.14em; color: var(--ink-muted); }
.info dd { font-size: 1rem; }
.en-num { font-family: var(--serif-en); font-size: 1.35rem !important; letter-spacing: 0.04em; }
.en-num small { font-size: 0.85em; font-style: italic; }
.ja-note { display: block; font-family: var(--sans); font-size: 0.75rem !important; letter-spacing: 0.06em; color: var(--ink-soft); font-style: normal !important; }
.shop { margin-top: 1.6rem; }
.shop-note { margin-top: 0.8rem; font-size: 0.82rem; line-height: 1.8; color: var(--ink-soft); letter-spacing: 0.03em; }

@media (min-width: 900px) {
  .hero {
    grid-template-columns: minmax(250px, 3fr) 7fr; column-gap: clamp(2rem, 4vw, 4rem); row-gap: 1.5rem;
    grid-template-areas: "head fig" "info fig"; grid-template-rows: auto 1fr; padding-top: 0.5rem; padding-bottom: clamp(4rem, 7vw, 6rem);
  }
  .hero-head { grid-area: head; padding-top: 1.5rem; }
  .hero-fig { grid-area: fig; justify-self: end; align-self: start; }
  .hero-fig img { width: auto; max-width: 100%; max-height: calc(100vh - 6.5rem); }
  .hero-info { grid-area: info; align-self: end; }
  .title-main { font-size: clamp(3.4rem, 5.6vw, 5.4rem); }
}

/* 4. 紹介文(小さな作品を脇に) */
.intro { padding: clamp(3.5rem, 7vw, 6rem) var(--gutter) clamp(3rem, 6vw, 5rem); display: grid; gap: 3rem; }
.intro h2 { font-weight: 500; font-size: clamp(1.3rem, 3vw, 1.9rem); letter-spacing: 0.1em; line-height: 1.6; margin-bottom: 2rem; }
.prose { max-width: 36em; }
.prose p { line-height: 2.1; letter-spacing: 0.04em; margin-bottom: 1.3em; color: var(--ink-soft); }
.sign { max-width: 36em; margin-top: 2.4rem; font-size: 0.9rem; letter-spacing: 0.1em; color: var(--ink-soft); }
.sign span { font-size: 1.1rem; color: var(--ink); letter-spacing: 0.2em; }
.intro-fig { width: 84%; }
.intro-fig img { width: 100%; }
@media (min-width: 900px) {
  .intro { grid-template-columns: 6fr 5fr; column-gap: clamp(3rem, 6vw, 7rem); align-items: end; padding-left: calc(var(--gutter) + 6vw); }
  .intro-fig { width: 100%; }
}

/* 5. 作品(大小・位置に変化) */
.works { padding: 0 var(--gutter) clamp(3.5rem, 7vw, 6rem); display: grid; }
.zoom { display: block; width: 100%; border: 0; background: none; padding: 0; cursor: zoom-in; }
.w img { width: 100%; }
.w-a { width: 100%; }
.w-b { width: 58%; justify-self: end; margin-top: 1.2rem; }
.w-c { width: 100%; margin-top: clamp(5rem, 16vw, 11rem); }
@media (min-width: 900px) {
  .works { grid-template-columns: repeat(12, 1fr); column-gap: 1.5rem; }
  .w-a { grid-column: 1 / 9; }
  .w-b { grid-column: 9 / 12; width: auto; margin-top: 5rem; align-self: start; }
  .w-c { grid-column: 5 / 13; margin-top: 11rem; }
}

/* 6. 作家 */
.artist { background: var(--dark); color: var(--dark-text); padding: clamp(3.5rem, 7vw, 6rem) var(--gutter); }
.artist-inner { max-width: 44rem; }
.artist-name { font-weight: 500; font-size: clamp(1.8rem, 4vw, 2.6rem); letter-spacing: 0.3em; }
.artist-from { font-family: var(--sans); font-size: 0.8rem; letter-spacing: 0.14em; opacity: 0.7; margin: 0.6rem 0 2.4rem; }
.artist-text { line-height: 2.2; letter-spacing: 0.04em; max-width: 36em; }
.history-h { margin: 4rem 0 1.2rem; font-weight: 500; font-size: 0.95rem; letter-spacing: 0.3em; }
.history { list-style: none; border-top: 1px solid rgba(233, 226, 211, 0.25); }
.history li { display: grid; grid-template-columns: 8.5em 1fr; gap: 1rem; padding: 0.75rem 0; border-bottom: 1px solid rgba(233, 226, 211, 0.25); font-size: 0.92rem; line-height: 1.7; }
.history time { font-family: var(--sans); font-size: 0.8rem; letter-spacing: 0.06em; opacity: 0.75; }

/* 7. 開催概要 */
.overview { padding: clamp(3.5rem, 7vw, 6rem) var(--gutter); display: grid; gap: 3rem; }
.ov-dm { width: min(60%, 280px); }
.ov-body h2 { font-weight: 500; font-size: 1.1rem; letter-spacing: 0.3em; margin-bottom: 1.6rem; }
.ov-list > div { display: grid; grid-template-columns: 6.5em 1fr; gap: 0.5rem; padding: 0.85rem 0; border-top: 1px solid var(--rule); }
.ov-list > div:last-child { border-bottom: 1px solid var(--rule); }
.ov-list dt { font-family: var(--sans); font-size: 0.75rem; letter-spacing: 0.12em; color: var(--ink-muted); padding-top: 0.25rem; }
.ov-links { margin-top: 2.2rem; display: flex; flex-wrap: wrap; gap: 0.8rem; }
.btn { font-family: var(--sans); font-size: 0.85rem; letter-spacing: 0.1em; padding: 0.85rem 1.6rem; border: 1px solid var(--ink); background: var(--ink); color: var(--paper); display: inline-block; }
.btn:hover { background: transparent; color: var(--ink); }
.btn-shop { display: flex; align-items: center; justify-content: center; min-height: 52px; width: 100%; max-width: 22rem; font-size: 0.95rem; letter-spacing: 0.08em; }
.shop-ov { margin-top: 2.4rem; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.btn-quiet { background: transparent; color: var(--ink); }
.btn-quiet:hover { background: var(--ink); color: var(--paper); }
@media (min-width: 900px) {
  .overview { grid-template-columns: 4fr 6fr; gap: 6rem; align-items: start; padding-left: calc(var(--gutter) + 6vw); }
  .ov-dm { width: 100%; }
}

/* 8. フッター */
.foot { padding: 3rem var(--gutter) 3.5rem; border-top: 1px solid var(--rule); font-family: var(--sans); font-size: 0.78rem; letter-spacing: 0.08em; color: var(--ink-soft); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.foot a { border-bottom: 1px solid currentColor; padding-bottom: 2px; }

/* 拡大表示 */
.lb { border: 0; padding: 0; background: transparent; max-width: 100vw; max-height: 100vh; width: 100%; height: 100%; }
.lb::backdrop { background: rgba(30, 28, 25, 0.94); }
.lb[open] { display: flex; align-items: center; justify-content: center; }
.lb-img { max-width: 92vw; max-height: 88vh; width: auto; height: auto; object-fit: contain; }
.lb button { position: absolute; background: rgba(30, 28, 25, 0.45); border-radius: 2px; border: 0; color: #E9E9E5; cursor: pointer; font-family: var(--serif-en); line-height: 1; padding: 0.5rem 1rem; }
.lb-close { top: 0.6rem; right: 0.6rem; font-size: 2.6rem; }
.lb-nav { top: 50%; transform: translateY(-50%); font-size: 3.4rem; }
.lb-prev { left: 0.2rem; }
.lb-next { right: 0.2rem; }
.lb button:focus-visible { outline-color: #E9E9E5; }
.lb-single .lb-nav { display: none; }

@media (max-width: 600px) {
  .history li { grid-template-columns: 1fr; gap: 0; }
  .lb-nav { font-size: 2.4rem; padding: 0.5rem 0.4rem; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; } }