:root{--bg:#0b0e11;--fg:#edf0ef;--muted:#8a969a;--accent:#aff1db;--line:#ffffff1c;--blue:#4359ff;color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--fg);font-family:Arial,"Microsoft YaHei",sans-serif}button,input{font:inherit}button{cursor:pointer;color:inherit;background:none;border:0}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:5px}::selection{background:#4056ef;color:white}
.header{height:91px;margin:0 5%;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.wordmark{font-size:28px;font-weight:700;letter-spacing:-1.6px;display:flex;align-items:center;gap:10px}.wordmark>span:first-child{font-size:38px;color:var(--accent)}.brand-dot{margin-left:-9px;color:var(--accent)}.header-note{font-size:10px;line-height:1.9;letter-spacing:1.8px}.header-note span{display:block;color:#657279;font:8px/1.8 Consolas,monospace;letter-spacing:1.1px}.header-links{display:flex;gap:32px;align-items:center}.about-button{font-size:12px}.about-button span{margin-left:14px;font-size:20px}
.exhibition{max-width:1800px;margin:auto;padding:38px 5% 0}.exhibition-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px}.overline{font:9px Consolas,monospace;letter-spacing:2px;color:var(--accent);margin:0 0 12px}h1{font-size:clamp(27px,3vw,46px);font-weight:500;letter-spacing:-1.8px;margin:0}h1 span{font-size:14px;letter-spacing:.8px;color:#9ca8ac;margin-left:25px;display:inline-block}.heading-side{font:9px/2 Consolas,monospace;letter-spacing:1.3px;text-align:right;color:#acb5b7}.heading-side small{font:10px/2 Arial,"Microsoft YaHei",sans-serif;color:#68777d;letter-spacing:.5px}.live-dot{display:inline-block;width:5px;height:5px;background:var(--accent);border-radius:50%;margin-right:7px}
.cinema{position:relative;background:#080c10;border:1px solid #ffffff18;overflow:hidden}.stage-top{position:absolute;z-index:1;left:24px;right:24px;top:20px;display:flex;justify-content:space-between;color:#7a929a;font:9px Consolas,"Microsoft YaHei",monospace;letter-spacing:1.1px;pointer-events:none}canvas{width:100%;aspect-ratio:1440/690;display:block}.scene-caption{position:absolute;left:25px;right:25px;bottom:25px;display:flex;align-items:center;gap:20px;pointer-events:none}.scene-caption>span{font:9px Consolas,monospace;color:var(--accent);border-top:1px solid var(--accent);padding-top:9px;align-self:flex-start;margin-top:1px}.scene-caption strong{display:block;font-size:19px;letter-spacing:.4px;font-weight:500}.scene-caption div>span{display:block;margin-top:8px;font-size:10px;color:#829599}.scene-caption button{pointer-events:auto;margin-left:auto;display:flex;align-items:center;gap:12px;background:#101c20ed;border:1px solid #a0d7d442;padding:13px 17px;font-size:10px}.sound-icon{color:var(--accent);font-size:20px}.scene-caption button:hover{background:#223b3d}button[hidden]{display:none}
.transport{display:flex;align-items:center;gap:15px;border-bottom:1px solid var(--line);height:57px;color:#7e8d91;font:9px Consolas,monospace}.transport>button{min-width:26px;min-height:32px;font-size:20px;color:#c6d1d2}.transport #autoNext{font:10px Arial,"Microsoft YaHei",sans-serif;white-space:nowrap;padding-left:15px;border-left:1px solid var(--line)}#autoNext span{margin-left:9px;color:var(--accent)}.timeline-label{display:flex;align-items:center;flex:1;min-width:30px}input[type=range]{accent-color:var(--accent);width:100%;height:22px;margin:0;cursor:pointer;background:transparent}
.feature-line{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:16px 0 22px}.feature-line p{font-size:12px;color:#8a999e;line-height:1.8;margin:0}.feature-line button{font-size:11px;white-space:nowrap}.feature-line button span{font-size:20px;margin-left:20px;color:var(--accent)}
.project-nav{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.project-tab{padding:24px 20px;text-align:left;border-right:1px solid var(--line);position:relative;display:flex;gap:16px;align-items:flex-start;min-width:0}.project-tab:last-child{border-right:0}.project-tab.selected{background:#ffffff04}.project-tab:after{content:"";position:absolute;bottom:-1px;left:0;width:0;height:2px;background:var(--accent);transition:width .3s}.project-tab.selected:after{width:100%}.project-tab:hover{background:#ffffff07}.project-number{font:10px Consolas,monospace;color:#64757c;padding-top:4px}.project-category{font:8px Consolas,monospace;letter-spacing:1px;color:#6d7f88;display:block;margin-bottom:9px}.project-tab strong{font-size:16px;font-weight:500;letter-spacing:-.3px}.tab-arrow{margin-left:auto;color:#65767d}.selected .tab-arrow{color:var(--accent)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}footer{display:flex;justify-content:space-between;padding:34px 5%;color:#697a82;font:9px Consolas,"Microsoft YaHei",monospace;letter-spacing:1px}
dialog{background:#121b21;color:#ecf3f1;border:1px solid #ffffff25;width:min(590px,90vw);padding:50px;max-height:85dvh}dialog::backdrop{background:#03080cbd;backdrop-filter:blur(9px)}.dialog-close{position:absolute;right:16px;top:10px;font-size:28px;color:#8a9ba3}.dialog-eyebrow{font:9px Consolas,monospace;color:var(--accent);letter-spacing:1px}dialog h2{font-size:31px;letter-spacing:-1px;font-weight:500}dialog p{font-size:13px;color:#a7b5ba;line-height:2}.detail-points{display:flex;flex-wrap:wrap;gap:8px;margin:25px 0}.detail-points span{font-size:10px;padding:7px 10px;border:1px solid #ffffff25}.dialog-note{font-size:10px;border-top:1px solid #ffffff20;padding-top:15px}.dialog-return{background:#e3efea;color:#102022;padding:12px 20px;font-size:12px;margin-top:12px}
body[data-scene="1"]{--accent:#b9ed88}body[data-scene="2"]{--accent:#9caeff}body[data-scene="3"]{--accent:#e2c0ff}
@media(max-width:1050px){.project-tab{padding:20px 12px;gap:10px}.project-tab strong{font-size:13px}.project-category{font-size:7px}h1 span{display:block;margin:10px 0 0;font-size:12px}.heading-side{max-width:200px}.scene-caption strong{font-size:16px}}
@media(max-width:650px){.header{height:72px;margin:0 5%}.wordmark{font-size:23px}.wordmark>span:first-child{font-size:30px}.header-note,.heading-side{display:none}.header-links{gap:20px}.exhibition{padding:26px 4% 0}.exhibition-heading{margin:0 2% 20px}.overline{font-size:8px}h1{font-size:29px;letter-spacing:-1px}h1 span{font-size:12px;letter-spacing:.4px}.stage-top{left:12px;right:12px;top:14px;font-size:7px;letter-spacing:.2px}.stage-top span:last-child{display:none}canvas{aspect-ratio:1.16}.scene-caption{left:14px;right:14px;bottom:17px;gap:10px;flex-wrap:wrap}.scene-caption>span{font-size:7px}.scene-caption strong{font-size:14px}.scene-caption div>span{font-size:9px;max-width:235px;line-height:1.7;margin-top:6px}.scene-caption button{padding:8px 11px;margin:5px 0 0 41px;font-size:9px;gap:8px}.sound-icon{font-size:15px}.transport{gap:8px;height:54px;font-size:8px}.transport #autoNext{font-size:9px;padding-left:7px}.transport #autoNext span{margin-left:4px}.feature-line{margin:15px 2% 20px;gap:10px;align-items:flex-start}.feature-line p{font-size:10px;max-width:235px}.feature-line button{font-size:10px}.feature-line button span{margin-left:5px;font-size:16px}.project-nav{grid-template-columns:1fr 1fr}.project-tab{padding:20px 10px;gap:8px}.project-tab:nth-child(2){border-right:0}.project-tab:nth-child(-n+2){border-bottom:1px solid var(--line)}.project-tab strong{font-size:12px}.project-number{font-size:8px}.project-category{font-size:6px;letter-spacing:.4px}.tab-arrow{font-size:12px}.archive{margin-top:45px!important}footer{font-size:7px;gap:20px;padding:30px 6%}footer>span:nth-child(2){display:none}dialog{padding:36px 24px}dialog h2{font-size:27px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
/* Captured films keep their full landscape frame on every screen. */
#sceneVideo{display:block;width:100%;aspect-ratio:16/9;object-fit:contain;background:#080c10}
.cinema .stage-top{position:static;padding:15px 24px;min-height:42px}
.cinema .scene-caption{position:static;padding:20px 24px;min-height:102px;border-top:1px solid var(--line)}
.scene-caption div{min-width:0;flex:1}.scene-caption div>span{line-height:1.7}
#mediaStatus{margin:0;padding:16px 24px;color:#e2c0a5;font-size:12px}
.feature-actions{display:flex;gap:22px;align-items:center;flex-shrink:0}.feature-actions>a{font-size:11px;color:var(--accent);white-space:nowrap}
@media(max-width:650px){.cinema .stage-top{padding:12px;min-height:34px}.cinema .scene-caption{padding:16px 14px;min-height:122px}.cinema .scene-caption button{margin:0 0 0 35px}.feature-line{flex-wrap:wrap}.feature-actions{width:100%;justify-content:space-between}.scene-caption div>span{max-width:none}}
/* Film handoff keeps one stable frame and uses only transform/opacity tracks. */
.project-nav{grid-template-columns:repeat(6,minmax(0,1fr))}.project-tab{grid-column:span 2}.project-tab:nth-child(-n+2){grid-column:span 3}
body[data-scene="5"]{--accent:#b5a8ff}
.films-heading{display:flex;align-items:center;justify-content:space-between;margin:44px 0 20px;gap:16px}.films-heading h2{font-size:24px;font-weight:500;margin:8px 0}.films-heading button{font-size:12px;padding:12px 16px;border:1px solid var(--line);white-space:nowrap}.films-heading button[aria-pressed=true]{color:var(--accent);border-color:var(--accent)}
.project-nav{gap:18px;border:0}.project-tab{display:grid;grid-template-columns:auto 1fr auto;padding:0 0 18px;gap:10px;border:1px solid var(--line);overflow:hidden;align-items:center}.film-cover{grid-column:1/-1;width:100%;height:auto;aspect-ratio:16/9;display:block;transition:transform .4s cubic-bezier(.22,1,.36,1)}.cover-play{grid-column:1/-1;padding:3px 14px 8px;font-size:10px;color:var(--accent);border-bottom:1px solid var(--line)}.project-tab .project-number{margin-left:12px}.project-tab .tab-arrow{margin-right:12px}.project-tab strong{font-size:13px}.project-tab .project-category{font-size:7px}.project-tab:hover .film-cover{transform:scale(1.035)}.project-tab:hover .cover-play{color:white}.project-tab.selected{border-color:var(--accent)}body[data-scene="4"]{--accent:#b5a8ff}
@media(max-width:1050px){.project-nav{grid-template-columns:repeat(2,minmax(0,1fr))}.project-tab,.project-tab:nth-child(-n+2){grid-column:auto;padding:0 0 15px}.project-tab:nth-child(5){grid-column:1/-1}}
@media(max-width:650px){.project-nav{gap:12px}.films-heading{align-items:flex-start}.films-heading h2{font-size:18px}.films-heading button{font-size:10px;padding:10px}.project-tab strong{font-size:11px}.project-tab .project-number,.project-tab .tab-arrow{display:none}.project-tab>div{grid-column:1/-1;padding:0 10px}.cover-play{font-size:9px;padding:3px 10px 8px}.project-tab .project-category{font-size:6px}.project-tab{gap:8px}}
.media-frame{position:relative;aspect-ratio:16/9;overflow:hidden;background:#080c10}.media-frame #sceneVideo{height:100%;width:100%;object-fit:contain}
.stage-meta{display:flex;gap:18px;align-items:center}#playbackState{color:var(--accent);letter-spacing:.3px;white-space:nowrap}
.project-nav{position:relative}.project-tab:after{display:none}.project-indicator{position:absolute;height:2px;background:var(--accent);pointer-events:none;transform-origin:left center}.project-tab.selected .project-number{color:var(--accent)}
.cinema #mediaStatus{position:absolute;left:20px;right:20px;bottom:20px;margin:0;padding:16px 18px;display:flex;gap:14px;align-items:center;background:#101820f5;border:1px solid #ffffff30;color:var(--fg);z-index:2}.cinema #mediaStatus[hidden]{display:none}
.feedback-copy{min-width:0;flex:1}.feedback-copy strong{font-size:14px;font-weight:500}.feedback-copy p{margin:6px 0 0;font-size:11px;line-height:1.7;color:#a7b5ba}
.feedback-actions{display:flex;gap:10px;flex-wrap:wrap}.feedback-actions button{font-size:11px;padding:10px 12px;border:1px solid #ffffff40;min-height:38px}.feedback-actions button:hover{border-color:var(--accent)}
.load-mark{width:18px;height:18px;border:2px solid #ffffff20;border-top-color:var(--accent);border-radius:50%;flex-shrink:0}
[data-media-state="loading"] .load-mark,[data-media-state="buffering"] .load-mark{animation:media-loading .9s linear infinite}
[data-media-state="error"] .load-mark,[data-media-state="cancelled"] .load-mark,[data-media-state="blocked"] .load-mark{border-radius:2px;border-color:#d8b294}
.transport input:disabled{cursor:wait;opacity:.4}.transport button:disabled{cursor:default;opacity:.45}@keyframes media-loading{to{transform:rotate(360deg)}}
@media(max-width:650px){.stage-top .stage-meta{display:flex;gap:8px}.stage-meta #stageMode{display:none}.stage-meta #playbackState{display:inline}.cinema #mediaStatus{left:10px;right:10px;bottom:10px;padding:12px;gap:9px;display:grid;grid-template-columns:16px minmax(0,1fr)}.feedback-copy strong{font-size:12px}.feedback-copy p{font-size:10px}.feedback-actions{grid-column:1/-1;margin-left:0;width:100%}.feedback-actions button{padding:8px 10px;flex:1}.load-mark{width:16px;height:16px}}

/* Six current films; keep every cover equal in the grid. */
#overviewPreview[hidden]{display:none}#overviewVideo{display:block;width:100%;aspect-ratio:16/9;object-fit:contain;background:#080c10;border:1px solid var(--line)}.overview-title{font-size:clamp(27px,3vw,46px);font-weight:500;letter-spacing:-1.8px;margin:0}.overview-title span{font-size:14px;letter-spacing:.8px;color:#9ca8ac;margin-left:25px;display:inline-block}.overview-note{font-size:12px;line-height:1.8;color:var(--muted);margin:16px 0 30px}#projectSlot:not(:empty){margin-top:38px;padding-top:30px;border-top:1px solid var(--line);scroll-margin-top:24px}@media(max-width:650px){.overview-title{font-size:29px}.overview-title span{display:block;margin:12px 0 0;font-size:12px}#projectSlot:not(:empty){margin-top:26px;padding-top:24px}}
.project-tab:nth-child(-n+2){grid-column:span 2}
@media(max-width:1050px){.project-tab,.project-tab:nth-child(-n+2),.project-tab:nth-child(5){grid-column:auto}}