:root{color-scheme:dark;--bg:#080f1d;--ink:#eef3f6;--muted:#a5b3c5;--line:#253247;--eye:#67dbe8;--tongue:#f58b80;--head:#e8c27a;font-family:"Microsoft YaHei UI","Microsoft YaHei","PingFang SC",sans-serif}
*{box-sizing:border-box}body{margin:0;background:#070c15;color:var(--ink)}button,a,input{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--eye);outline-offset:5px}.cinema{width:min(1440px,calc(100% - 80px));margin:0 auto}.masthead{height:104px;display:flex;justify-content:space-between;align-items:center}.wordmark{display:flex;align-items:center;gap:15px;font-size:22px;font-weight:600;letter-spacing:2px}.wordmark svg{width:43px;fill:none;stroke:var(--eye);stroke-width:1.6}.wordmark small{display:block;color:var(--muted);font-size:11px;font-weight:400;letter-spacing:2px;margin-top:5px}.text-button{border:0;background:none;color:var(--muted);font-size:13px;padding:12px 0}.text-button span{margin-left:12px;color:var(--ink)}.player{background:var(--bg);box-shadow:0 22px 90px #0005}.stage{position:relative;aspect-ratio:16/9;width:100%;overflow:hidden;isolation:isolate}canvas{display:block;width:100%;height:100%}.subtitles{position:absolute;left:9%;right:9%;bottom:4.5%;min-height:2.9em;display:flex;align-items:center;justify-content:center;text-align:center;font-size:clamp(13px,1.55vw,24px);line-height:1.7;font-weight:500;letter-spacing:.03em;text-wrap:balance;white-space:pre-line;color:#f4f6fa;pointer-events:none}.simulation{position:absolute;right:3.8%;bottom:1.7%;font-size:clamp(8px,.7vw,11px);letter-spacing:.07em;color:#8290a5}.start-overlay{position:absolute;left:5.6%;top:60%;display:flex;align-items:center;gap:16px;padding:10px 14px 10px 0;border:0;background:transparent;text-align:left;font-size:clamp(12px,1.3vw,19px)}.start-overlay[hidden]{display:none}.start-overlay small{display:block;color:var(--muted);font-size:clamp(10px,.85vw,13px);margin-top:7px;letter-spacing:.08em}.play-disc{display:flex;align-items:center;justify-content:center;width:clamp(42px,4vw,62px);height:clamp(42px,4vw,62px);border:1px solid #67dbe880;border-radius:50%;background:#67dbe808;color:var(--eye);font-size:18px;padding-left:3px;transition:background .2s}.start-overlay:hover .play-disc{background:#67dbe820}.controls{padding:0 32px 17px;background:#0b1321}.seek-row{position:relative;height:26px;display:flex;align-items:center}#timeline{position:relative;z-index:2;width:100%;margin:0;height:4px;appearance:none;-webkit-appearance:none;background:linear-gradient(to right,var(--eye) var(--progress,0%),#2c394e var(--progress,0%));border-radius:0;cursor:pointer}#timeline::-webkit-slider-thumb{appearance:none;width:12px;height:12px;border-radius:50%;background:var(--eye);border:3px solid #0b1321;box-shadow:0 0 0 1px var(--eye)}#timeline::-moz-range-thumb{width:8px;height:8px;border:2px solid #0b1321;border-radius:50%;background:var(--eye)}#chapter-ticks{position:absolute;inset:0;pointer-events:none;z-index:3}#chapter-ticks i{position:absolute;top:11px;height:4px;width:2px;background:#0b1321}.control-row,.transport,.sound-controls{display:flex;align-items:center}.control-row{justify-content:space-between;min-height:37px}.transport{gap:16px}.icon-button{border:0;background:transparent;width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;font-size:24px;line-height:1}.primary{color:var(--eye);font-size:18px}.transport output{font-family:Consolas,monospace;font-size:13px;white-space:nowrap}.transport output span{color:#718198;margin-left:6px}.current-chapter{font-size:12px;color:var(--muted);padding-left:18px;border-left:1px solid var(--line)}.sound-controls{gap:18px}.sound-controls button:not(.icon-button){border:0;background:none;font-size:12px;padding:8px 0;color:var(--muted)}.sound-controls button span{margin-left:5px;color:var(--eye)}.sound-controls button[aria-pressed=false] span{color:#728198}.chapters{display:grid;grid-template-columns:repeat(8,1fr);margin-top:22px;gap:12px}.chapter{padding:12px 0;text-align:left;background:none;border:0;border-top:1px solid var(--line);font-size:12px;color:var(--muted);transition:border-color .2s,color .2s}.chapter small{display:block;margin-bottom:7px;font-size:10px;color:#6f7e93;font-family:Consolas,monospace}.chapter[aria-current=true]{border-color:var(--eye);color:var(--ink)}.chapter[aria-current=true] small{color:var(--eye)}.footer{display:flex;justify-content:space-between;align-items:center;margin:13px 0 26px;font-size:11px;color:#76859c}.footer p{margin:0}.footer span{font-size:10px}.footer b{margin:0 12px;font-weight:400}.audio-status{margin:0;padding:8px 32px;color:var(--head);font-size:12px;background:#0b1321}dialog{max-width:min(780px,calc(100% - 32px));max-height:85vh;background:#111c2c;color:var(--ink);border:1px solid #334157;border-radius:5px;padding:32px 40px;line-height:1.9;font-size:14px}dialog::backdrop{background:#02050bdd;backdrop-filter:blur(8px)}.dialog-top{display:flex;justify-content:space-between;align-items:center;gap:25px}.dialog-top h1{font-size:26px;margin:0}dialog h2{font-size:18px;margin:26px 0 8px}dialog p,dialog li{color:#b5c1d1}dialog a{color:var(--eye);text-decoration:underline;text-underline-offset:4px}.references{padding-left:24px}.references li{margin:12px 0}.document-links{display:flex;gap:24px;flex-wrap:wrap}.player:fullscreen{height:100%;width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#070c15}.player:fullscreen .stage{max-height:calc(100vh - 88px);width:min(100%,calc((100vh - 88px) * 16 / 9));flex-shrink:0}.player:fullscreen .controls{width:100%}.player:fullscreen .subtitles{font-size:clamp(16px,2vw,28px)}
@media(min-width:901px){.cinema{width:min(1440px,calc(100% - 80px),max(820px,calc((100svh - 260px) * 16 / 9)))}.masthead{height:84px}}
@media(max-width:900px){.cinema{width:calc(100% - 32px)}.masthead{height:84px}.chapters{gap:12px;grid-template-columns:repeat(4,1fr);margin-top:18px}.controls{padding:0 18px 12px}.current-chapter{display:none}.transport{gap:8px}.sound-controls{gap:12px}.footer span{display:none}.subtitles{left:6%;right:6%;font-size:clamp(12px,1.9vw,17px)}.wordmark{font-size:18px}.wordmark small{font-size:9px}.wordmark svg{width:36px}}
@media(max-width:560px){.cinema{width:100%}.masthead{height:76px;padding:0 18px}.wordmark{gap:10px;font-size:17px}.text-button{font-size:11px}.text-button span{margin-left:4px}.wordmark small{letter-spacing:1px}.chapters{padding:0 18px;gap:5px 12px}.chapter{font-size:11px}.chapter small{margin-bottom:5px}.footer{padding:0 18px;font-size:10px}.controls{padding:0 12px 10px}.transport{gap:2px}.transport output{font-size:11px}.sound-controls{gap:9px}.sound-controls button:not(.icon-button){font-size:11px}.icon-button{width:30px}.stage{overflow:visible;margin-bottom:76px}.subtitles{top:100%;bottom:auto;left:0;right:0;min-height:76px;padding:10px 22px;font-size:14px;background:var(--bg);line-height:1.7}.simulation{bottom:2%}.start-overlay{top:62%;gap:8px}.start-overlay small{margin-top:4px}.play-disc{width:33px;height:33px;font-size:13px}.player:fullscreen .stage{margin-bottom:0;overflow:hidden}.player:fullscreen .subtitles{top:auto;bottom:4%;min-height:0;padding:0;background:transparent;font-size:14px}dialog{padding:22px}.dialog-top h1{font-size:23px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
@media(orientation:landscape) and (max-height:600px) and (max-width:1000px){.cinema{width:min(calc(100% - 24px),calc((100svh - 112px) * 16 / 9))}.masthead{height:44px;padding:0}.wordmark{font-size:14px;gap:8px}.wordmark svg{width:28px}.wordmark small{display:none}.text-button{font-size:10px}.controls{padding:0 10px 6px}.seek-row{height:20px}#chapter-ticks i{top:8px}.control-row{min-height:32px}.icon-button{height:30px}.subtitles{font-size:12px}.chapters{margin-top:16px}.footer{margin-bottom:16px}}