/* Content layout only. Hero size comes from board-hero.css and responsive.css. */
.page-intro,.page-hero { max-width:1240px; margin:0 auto; padding:12px 6vw 40px; }
.page-intro > p,.page-hero > p { max-width:70ch; line-height:1.8; }
.page-intro > h2 { margin:30px 0 10px; font-size:clamp(24px,3vw,32px); }
.page-hero > h1 { font-size:clamp(28px,4vw,42px); }
.eyebrow:empty { display:none; }
body[data-page="web"] .ink-canvas,body[data-page="music"] .ink-canvas { opacity:.26; }
.section-links,.experiment-nav { display:flex; gap:12px 28px; flex-wrap:wrap; }
.section-links { margin-top:22px; }
.section-links a,.text-link { min-height:44px; display:inline-flex; align-items:center; color:#20242f; font-size:15px; text-decoration:underline; text-underline-offset:6px; }
.experiment-nav { border-bottom:1px solid #c4c2be; margin-bottom:24px; }
.experiment-nav a { display:inline-flex; align-items:center; min-height:52px; color:#4c5160; font-size:18px; text-decoration:none; padding:6px 0 10px; border-bottom:2px solid transparent; }
.experiment-nav a[aria-current] { color:#20242f; border-bottom-color:currentColor; font-weight:600; }
.web-case,.music-library { max-width:1240px; width:auto; margin:0 auto; padding:36px 6vw 64px; }
.web-case + .web-case { border-top:1px solid #d6d2c8; }
.web-case-head { display:flex; justify-content:space-between; align-items:baseline; gap:16px 28px; flex-wrap:wrap; }
.web-case h2 { font-size:clamp(28px,3vw,42px); margin:0; line-height:1.2; }
.web-case > p { max-width:70ch; line-height:1.85; }
.web-roles { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:18px 30px; padding:24px 0; margin:20px 0 28px; border-block:1px solid #d6d2c8; }
.web-roles dt { font-weight:600; margin-bottom:10px; }
.web-roles dd { margin:0; color:#4c5160; font-size:14px; line-height:1.75; }
.web-keyvisual { margin:28px 0 20px; }
.web-keyvisual img { display:block; width:100%; height:auto; border-radius:4px; }
.web-keyvisual figcaption { margin-top:10px; color:#4c5160; font-size:13px; }
.web-assets summary { display:list-item; padding:16px 0; cursor:pointer; text-decoration:underline; text-underline-offset:5px; }
.web-assets[open] summary { margin-bottom:16px; }
.web-display-note { font-size:12px; color:#555663; margin-top:32px; }
.web-preview { position:relative; aspect-ratio:16/9; overflow:hidden; margin:28px 0; border:1px solid #d6d2c8; border-radius:6px; }
.web-preview iframe { width:100%; height:100%; border:0; pointer-events:none; }
.web-preview > a { position:absolute; inset:0; display:flex; align-items:flex-end; justify-content:flex-end; padding:16px; color:white; text-decoration:none; }
.web-preview a span { background:#20242f; padding:12px 16px; border-radius:4px; font-size:13px; }
.web-preview a:focus-visible { outline-offset:-5px; }
.case-film--portrait { width:min(100%,420px,40.5svh); margin:0 auto; }
.experiment-posters { margin-top:48px; }
.experiment-posters > h2 { font-size:clamp(28px,4vw,42px); margin:0 0 36px; }
.experiment-posters .poster-copy h3 { font-size:clamp(26px,4vw,42px); line-height:1.25; margin:0 0 10px; }
.music-track { display:grid; grid-template-columns:minmax(160px,1fr) auto minmax(280px,1.35fr); align-items:center; gap:24px; padding:32px 0; border-top:1px solid #c4c2be; }
.music-track:last-child { border-bottom:1px solid #c4c2be; }
.music-track-title { min-width:0; }
.music-track h3 { font-size:clamp(24px,3vw,34px); margin:0 0 8px; }
.music-track p { color:#4c5160; margin:0; font-size:13px; }
.music-duration { color:#4c5160; font-size:14px; font-variant-numeric:tabular-nums; }
.music-track audio { width:100%; min-width:0; }
.music-track.is-playing h3 { text-decoration:underline; text-underline-offset:6px; }
.music-error { grid-column:1/-1; }
@media(max-width:760px) {
 .page-intro,.page-hero { padding-top:8px; padding-bottom:28px; }
 .web-roles { grid-template-columns:1fr; gap:22px; }
 .web-roles dt { margin-bottom:4px; }
 .music-track { grid-template-columns:minmax(0,1fr) auto; gap:18px; padding-block:26px; }
 .music-track audio { grid-column:1/-1; }
 .web-preview { aspect-ratio:4/3; }
 .web-case,.music-library { padding-top:24px; padding-bottom:44px; }
}

main h2 { font-family:"Songti SC","Noto Serif SC","Shippori Mincho","Hiragino Mincho ProN",serif; letter-spacing:.01em; }