:root{color-scheme:dark;--bg:#0d1116;--card:#151c24;--line:#2b3541;--text:#e8edf2;--muted:#9faebd;--lime:#d6f285;--radius:18px;font-family:ui-sans-serif,system-ui,-apple-system,"Noto Sans TC",sans-serif}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 85% 0%,#213031 0%,transparent 43%),var(--bg);color:var(--text)}header,main{max-width:1240px;margin:auto;padding:28px 36px}header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}a{color:inherit;text-decoration:none}.brand{font-size:24px;font-weight:800;letter-spacing:2px}.brand span{color:var(--lime)}.brand small{font-size:10px;letter-spacing:2px;margin-left:15px}.tag,.private{font-size:12px;border:1px solid var(--line);border-radius:20px;padding:7px 12px;color:var(--muted)}.intro{padding:36px 0 32px;max-width:800px}.eyebrow{font-size:11px;letter-spacing:3px;color:var(--lime);margin:0 0 20px}h1{font-size:clamp(35px,5.5vw,62px);line-height:1.2;letter-spacing:-1px;margin:0 0 24px}.lead{font-size:16px;line-height:1.8;color:var(--muted)}.spec{display:flex;flex-wrap:wrap;gap:28px;margin-top:26px;font-size:12px;color:var(--muted)}.spec b{display:block;color:var(--text);font-size:17px;margin-top:5px}.layout{display:grid;grid-template-columns:1.05fr 1fr;gap:20px}.card{border:1px solid var(--line);border-radius:var(--radius);background:var(--card);padding:26px;min-width:0}.section-head{display:flex;align-items:center;gap:12px;margin-bottom:24px}.section-head h2{font-size:18px;margin:0}.number{font-family:monospace;font-size:12px;color:var(--lime)}.private{margin-left:auto;padding:5px 9px}.session{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:12px;margin-bottom:18px;color:var(--muted)}button{font:inherit;cursor:pointer;border:1px solid var(--line);border-radius:9px;padding:11px 16px;background:#273440;color:var(--text);min-height:44px}button:hover{border-color:var(--lime)}button:disabled{opacity:.45;cursor:not-allowed}.quiet{background:transparent;font-size:13px}#login{font-size:12px;padding:8px 12px}.drop{display:flex;position:relative;min-height:190px;border:1px dashed #526271;border-radius:12px;align-items:center;justify-content:center;flex-direction:column;gap:10px;background:#101820;cursor:pointer}.drop:hover,.drop.drag{border-color:var(--lime);background:#1b282b}.drop input{position:absolute;inset:0;opacity:0;width:100%;height:100%;cursor:pointer}.drop:focus-within{outline:2px solid var(--lime);outline-offset:4px}.upload-icon{color:var(--lime);font-size:32px}.drop span:last-of-type{font-size:12px;color:var(--muted)}.muted{color:var(--muted);font-size:13px;line-height:1.7;overflow-wrap:anywhere}.primary{display:flex;justify-content:space-between;width:100%;background:var(--lime);color:#1a2316;font-weight:700;border:0;margin:18px 0 24px}.status-line{display:flex;justify-content:space-between;gap:12px;font-size:13px}.transfer p{font-size:13px;color:var(--muted);line-height:1.6;overflow-wrap:anywhere}progress{width:100%;height:7px;border:0;border-radius:9px;overflow:hidden;margin-top:13px;accent-color:var(--lime)}progress::-webkit-progress-bar{background:#2a3540}progress::-webkit-progress-value{background:var(--lime)}.hint{font-size:11px;color:var(--muted);line-height:1.8;margin-bottom:0}.empty{min-height:270px;aspect-ratio:16/10;background:linear-gradient(135deg,#10161d,#1c2a31);border-radius:12px;border:1px solid var(--line);display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:20px}.empty p{font-size:12px;color:var(--muted);line-height:1.8}.play-mark{color:var(--lime);font-size:48px;margin-bottom:12px}video{width:100%;aspect-ratio:16/10;background:#080b0e;border-radius:12px}#play-status{font-size:13px;line-height:1.6;color:var(--muted)}dl{display:grid;grid-template-columns:70px 1fr;gap:10px;font-size:11px;border-top:1px solid var(--line);padding-top:20px}dt{color:var(--muted)}dd{margin:0;overflow-wrap:anywhere}.history{margin-top:20px}ul{padding:0;list-style:none}li{display:flex;align-items:center;gap:15px;padding:14px 0;border-bottom:1px solid var(--line)}li div{flex:1;min-width:0;overflow-wrap:anywhere}li strong{font-size:14px}li small{display:block;color:var(--muted);margin-top:6px;font-size:11px}.restore-row{display:flex;gap:10px;margin-top:10px}input:not([type=file]){min-width:0;flex:1;background:#0e151d;border:1px solid var(--line);border-radius:9px;color:var(--text);padding:12px;font:inherit}form{margin-top:24px}form label{font-size:12px;color:var(--muted)}footer{display:flex;justify-content:space-between;gap:12px;margin:28px 0 10px;font-size:10px;letter-spacing:1px;color:var(--muted)}[hidden]{display:none!important}:focus-visible{outline:2px solid var(--lime);outline-offset:3px}.error{color:#ffb9a9!important}@media(max-width:760px){header,main{padding:22px 18px}.brand small{display:none}.intro{padding:20px 0 30px}.layout{grid-template-columns:1fr}.card{padding:20px}.spec{gap:24px}.empty{min-height:210px}footer{flex-direction:column}.session{gap:8px}}