*{box-sizing:border-box}body{--bg:#edece6;--ink:#1d2825;--muted:#657069;--line:#d0d5cd;--accent:#e85c35;--accent-ink:#fff;margin:0;background:var(--bg);color:var(--ink);font:14px/1.7 Arial,"Microsoft YaHei",sans-serif}body[data-theme=b]{--bg:#101713;--ink:#f0f5ea;--muted:#a9b8ae;--line:#33463a;--accent:#d0f375;--accent-ink:#152218}body[data-theme=c]{--bg:#edf4f6;--ink:#163b48;--muted:#5a7480;--line:#ccdbe0;--accent:#087f9b;--accent-ink:#fff}body[data-theme=d]{--accent:#df633a}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button:disabled{cursor:not-allowed;opacity:.4}a:focus-visible,button:focus-visible{outline:3px solid var(--accent);outline-offset:5px}.skip-link{position:fixed;top:-100px;left:15px;padding:12px;background:var(--ink);color:var(--bg);z-index:9}.skip-link:focus{top:15px}header,footer{display:flex;justify-content:space-between;gap:25px;padding:20px 5vw;border-bottom:1px solid var(--line);font-size:11px}main{max-width:1200px;margin:auto;display:grid;grid-template-columns:1fr 1fr;gap:7vw;padding:45px 5vw;align-items:center;min-height:calc(100svh - 115px)}h1,p{margin:0}.eyebrow{font-size:10px;letter-spacing:.16em;color:var(--muted)}.live-dot{display:inline-block;background:var(--accent);width:6px;height:6px;border-radius:50%;margin-right:8px}h1{font-size:clamp(45px,5.8vw,78px);font-weight:800;letter-spacing:-.065em;line-height:1.15;margin-top:18px}.version{color:var(--accent);font-size:15px;font-weight:700;margin:14px 0 24px}.description{color:var(--muted);max-width:430px;font-size:13px}.instructions{margin:28px 0;padding-top:22px;border-top:1px solid var(--line);max-width:430px}.instructions>span{font-size:9px;color:var(--muted);letter-spacing:.15em}.instructions>p{margin-top:10px;font-size:13px}.player-tools{display:flex;gap:10px;flex-wrap:wrap}.player-tools button{background:transparent;border:1px solid var(--line);color:var(--ink);padding:9px 15px;font-size:11px;min-height:44px}.player-tools button:hover:not(:disabled){border-color:var(--accent)}.status{font-size:11px;color:var(--muted);margin:15px 0;min-height:20px}.external-links{display:flex;gap:22px;font-size:11px;margin-top:25px}.external-links a{padding-bottom:4px;border-bottom:1px solid var(--line)}.player-zone{display:flex;flex-direction:column;align-items:center;min-width:0}.player-stage{width:min(100%,360px);aspect-ratio:390/844;position:relative;overflow:hidden;border-radius:25px;border:6px solid #202823;background:#161917;box-shadow:18px 22px 45px #0002}.player-cover{position:absolute;inset:0}.player-cover img{width:100%;height:100%;display:block;object-fit:cover}.cover-shade{position:absolute;inset:0;background:linear-gradient(transparent 10%,#08110a15 30%,#08110ae8)}.start-panel{position:absolute;inset:auto 15px 9%;text-align:center;color:#fff}.start-panel .eyebrow{color:#fff9}.start-panel button{display:block;width:min(100%,240px);margin:14px auto;padding:16px 22px;border:0;background:var(--accent);color:var(--accent-ink);font-weight:700;font-size:15px;box-shadow:0 5px 25px #0003}.start-panel button span{margin-right:12px}.start-panel>p{font-size:10px;color:#fffa}.player-stage iframe{position:absolute;inset:0;width:100%;height:100%;border:0;background:#171717}.player-stage [hidden]{display:none!important}.viewport-note{font-size:10px;color:var(--muted);margin-top:14px;letter-spacing:.04em}.player-stage:fullscreen{border:0;border-radius:0;aspect-ratio:auto;width:100%;height:100%;display:flex;justify-content:center;background:#0b100d}.player-stage:fullscreen iframe{position:static;width:min(100%,46.2vh);height:100%;max-height:100%;align-self:center}.player-stage:fullscreen .player-cover{width:min(100%,46.2vh);left:50%;transform:translateX(-50%)}footer{border-top:1px solid var(--line);border-bottom:0;color:var(--muted)}noscript p{padding:20px}noscript a{text-decoration:underline}@media(max-width:720px){main{grid-template-columns:1fr;gap:26px;padding:30px 5vw;align-items:start}.player-info{display:contents}.player-info>.eyebrow{grid-row:1}.player-info>h1{grid-row:2;margin-top:-15px;font-size:45px}.player-info>.version{grid-row:3;margin:-20px 0 0}.player-zone{grid-row:4}.player-stage{width:min(100%,360px)}.description{display:none}.instructions{margin:0;grid-row:5;max-width:none}.player-tools{grid-row:6}.status{grid-row:7;margin:-16px 0 0}.external-links{grid-row:8;margin:-10px 0 0}header,footer{padding:18px 5vw;font-size:10px}.viewport-note{margin-top:10px}}@media(max-height:800px) and (min-width:721px){.player-stage{width:290px}main{padding-top:28px;padding-bottom:28px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
@media(max-width:760px){
 header,footer{gap:12px;font-size:15px}header>a,footer>a{min-height:48px;display:inline-flex;align-items:center}
 .player-tools button{font-size:16px;min-height:52px;padding:12px 16px}.start-panel button{font-size:17px;min-height:56px}
 .external-links{font-size:15px;flex-wrap:wrap;gap:12px 20px}.external-links a{min-height:48px;display:inline-flex;align-items:center}
 header .language-switch,.language-switch{font-size:14px}.language-switch button{min-height:48px}
}