:root{font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;color:#25343c;background:#f5f7f7;font-synthesis:none;--green:#176b60;--green-light:#e8f2ef;--border:#dbe3e2;--muted:#6b7b81}
*{box-sizing:border-box}body{margin:0}button,a,input,textarea{touch-action:manipulation}button{font:inherit;cursor:pointer;border:0}button:disabled{opacity:.5;cursor:wait}a{color:inherit;text-decoration:none}.hidden{display:none!important}.site-header{max-width:1280px;padding:23px 32px;margin:auto;display:flex;align-items:center;justify-content:space-between}.brand{font-size:17px;font-weight:600;display:flex;gap:11px;align-items:center}.brand-mark{background:var(--green);color:white;display:inline-grid;place-items:center;width:30px;height:30px;border-radius:10px;font-size:25px}.text-button{background:transparent;color:var(--green);padding:8px 10px;font-size:14px;border-radius:8px}.text-button:hover{background:var(--green-light)}main{max-width:1280px;margin:auto;padding:10px 32px 48px}.intro{max-width:760px;margin:54px auto 0;padding:0 8px}.eyebrow{font-size:13px;letter-spacing:.1em;font-weight:600;color:var(--green)}h1{font-size:42px;line-height:1.4;letter-spacing:-.03em;margin:17px 0 20px;font-weight:650}.intro-lead{max-width:620px;font-size:17px;line-height:1.9;color:#53666d}.steps{display:flex;gap:32px;margin:34px 0}.steps>div{display:flex;align-items:center;gap:11px;font-size:15px}.steps b{width:30px;height:30px;border:1px solid #bad1ca;color:var(--green);border-radius:50%;display:grid;place-items:center;font-size:14px}.intro-note{max-width:640px;border-top:1px solid var(--border);padding-top:14px;color:var(--muted);font-size:14px;line-height:1.9}.intro-note p{margin:7px 0}.intro-actions{display:flex;gap:12px;margin:28px 0 16px;align-items:center;flex-wrap:wrap}.primary{background:var(--green);color:#fff;padding:12px 24px;border-radius:10px;font-weight:600;box-shadow:0 3px 8px #176b6010}.primary:hover{background:#115c52}.secondary{color:#405951;background:white;border:1px solid #cbdad5;padding:11px 20px;border-radius:10px}.secondary:hover{background:#f0f6f3}.muted{font-size:13px;color:var(--muted)}.workspace{padding-top:8px}.workspace-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.workspace-top h1{font-size:26px;margin:5px 0 0}.saved-status{color:var(--muted);font-size:13px}.overall-progress{height:4px;background:#e4eae7;border-radius:4px;overflow:hidden;margin-bottom:24px}.overall-progress>div{height:100%;background:var(--green);width:0;transition:width .3s}.evaluation-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(380px,.92fr);gap:24px;align-items:start}.player-card{background:white;border:1px solid var(--border);border-radius:18px;overflow:hidden;position:sticky;top:18px}.stage{height:min(58vh,560px);min-height:360px;background:#e8edf1;position:relative;overflow:hidden}.stage canvas{width:100%;height:100%;display:block}.loading{position:absolute;inset:0;display:grid;place-items:center;padding:28px;z-index:2;text-align:center;color:#62747b;background:#e8edf1}.playback{padding:14px 18px;display:flex;align-items:center;gap:12px}.play-button{background:var(--green-light);color:var(--green);border-radius:50%;width:38px;height:38px;flex-shrink:0;font-size:15px}.clip-timeline{height:4px;background:#e2e8e8;flex:1;border-radius:5px;overflow:hidden}.clip-timeline>div{height:100%;background:#468e82;width:0}.playback>span{font-size:12px;color:var(--muted);white-space:nowrap;min-width:77px;text-align:right}.player-note{font-size:12px;color:var(--muted);padding:0 20px 16px;margin:0;line-height:1.7}.right-column{display:flex;flex-direction:column;gap:16px}.context-card,.rating-card{background:white;border:1px solid var(--border);border-radius:16px;padding:22px}.section-label{font-size:12px;font-weight:600;color:var(--green);letter-spacing:.06em}.context-card>p#contextChinese{font-size:15px;line-height:1.9;margin:12px 0 14px;white-space:pre-line}.context-card details{font-size:12px;color:#6b7d84}.context-card summary{cursor:pointer;width:fit-content}.original-text{line-height:1.8;padding-top:8px;color:#65747a}.original-text p{margin:6px 0}.context-note{font-size:11px;color:#90a0a3;line-height:1.65;margin:12px 0 0}fieldset{border:0;padding:0;margin:22px 0 25px;min-width:0}legend{font-size:16px;font-weight:600;padding:0}fieldset>p{color:var(--muted);font-size:13px;margin:7px 0 12px}.score-options{display:grid;grid-template-columns:repeat(7,1fr);gap:7px}.score-options label{position:relative}.score-options input{position:absolute;width:1px;height:1px;opacity:0}.score-options span{display:grid;place-items:center;height:41px;border:1px solid #d7e0de;border-radius:9px;font-size:16px;color:#52656c;cursor:pointer;transition:background .1s}.score-options input:checked+span{background:var(--green);color:white;border-color:var(--green);font-weight:600}.score-options input:focus-visible+span{outline:3px solid #8dbab0;outline-offset:2px}.score-options label:hover span{border-color:var(--green)}.score-anchors{display:flex;justify-content:space-between;color:#8c9a9d;font-size:11px;padding:7px 9px 0}.comment-label{font-size:12px;color:var(--muted);display:block;margin-bottom:7px}textarea{font:inherit;font-size:13px;width:100%;border:1px solid var(--border);border-radius:8px;padding:10px 11px;resize:vertical;line-height:1.6;background:#fbfcfc;outline-color:#52998a}.unable{font-size:12px;color:var(--muted);display:flex;gap:7px;align-items:center;margin-top:14px;cursor:pointer}.unable input{accent-color:var(--green)}.unable-note{font-size:12px;color:#947039;line-height:1.6;margin-bottom:0}.form-error{font-size:13px;color:#a84037;margin:13px 0 0;min-height:1.1em}.form-actions{display:flex;justify-content:space-between;gap:12px;margin-top:13px}.complete{text-align:center;max-width:680px;margin:90px auto}.complete h1{font-size:31px}.complete p{color:var(--muted);line-height:1.8}.complete-icon{width:58px;height:58px;margin:auto;background:var(--green-light);color:var(--green);border-radius:50%;display:grid;place-items:center;font-size:29px}.complete .intro-actions{justify-content:center}.preview-banner{background:#fff0cf;color:#8e6524;padding:8px 18px;text-align:center;font-size:12px}dialog{border:1px solid var(--border);border-radius:18px;max-width:530px;width:calc(100% - 32px);padding:30px;box-shadow:0 20px 100px #122c322a;color:#354d54}dialog::backdrop{background:#12313965}dialog h2{font-size:21px;margin:3px 0 18px}dialog p{font-size:14px;line-height:1.95}dialog>.primary{margin-top:12px}.dialog-close{position:absolute;top:9px;right:12px;font-size:24px}.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:#253f3a;color:white;border-radius:10px;padding:12px 22px;font-size:14px;box-shadow:0 6px 30px #0002;z-index:10}
.name-label{display:block;font-size:14px;font-weight:600;margin-top:24px}.name-input{display:block;width:min(100%,360px);margin-top:8px;padding:11px 12px;font:inherit;border:1px solid var(--border);border-radius:9px;outline-color:#52998a}
.debug-condition{position:fixed;top:12px;left:50%;transform:translateX(-50%);z-index:50;max-width:calc(100% - 32px);padding:10px 16px;border-radius:9px;background:#253f3a;color:white;font-size:14px;box-shadow:0 4px 18px #0003;pointer-events:none}
@media(max-width:900px){.evaluation-grid{grid-template-columns:1fr;gap:16px}.player-card{position:static}.stage{height:400px;min-height:300px}.intro{margin-top:32px}.intro h1{font-size:35px}.right-column{gap:14px}.workspace-top h1{font-size:23px}}
@media(max-width:500px){.site-header{padding:18px}.brand{font-size:15px}main{padding:4px 16px 32px}.intro{margin-top:20px;padding:0}.intro h1{font-size:30px}.intro-lead{font-size:15px}.steps{gap:16px;flex-direction:column;margin:25px 0}.steps>div{font-size:14px}.intro-actions{gap:10px}.primary{padding:12px 19px}.secondary{padding:11px 16px}.stage{height:350px}.playback{gap:8px;padding:12px}.playback>span{font-size:11px;min-width:70px}.player-note{padding:0 15px 13px}.context-card,.rating-card{padding:18px}.score-options{gap:5px}.score-options span{height:39px}.saved-status{max-width:115px;text-align:right;line-height:1.6}.workspace-top h1{font-size:22px}}

@media(max-width:600px){
  main{padding:4px 14px calc(32px + env(safe-area-inset-bottom))}
  .site-header{padding:14px 16px}
  .intro{margin-top:18px;padding:0}
  .intro h1{font-size:clamp(26px,7vw,30px);margin:12px 0 15px}
  .intro-lead{font-size:15px;line-height:1.75}
  .steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:22px 0}
  .steps>div{display:flex;flex-direction:column;align-items:flex-start;gap:6px;font-size:12px}
  .steps b{width:26px;height:26px;font-size:12px}
  .name-input,textarea{font-size:16px}
  .primary,.secondary,.text-button{min-height:44px}
  .evaluation-grid{display:flex;flex-direction:column;gap:12px}
  .right-column{display:contents}
  .context-card,.player-card,.rating-card{width:100%;min-width:0}
  .context-card{order:0;padding:15px}
  .player-card{order:1;position:static}
  .rating-card{order:2;padding:16px}
  .context-card>p#contextChinese{margin:8px 0;line-height:1.7;overflow-wrap:anywhere}
  .original-text{overflow-wrap:anywhere}
  .context-note{margin:8px 0 0}
  .overall-progress{margin-bottom:14px}
  .stage{height:clamp(230px,38vh,320px);min-height:0}
  .playback{gap:8px;padding:8px 12px}
  .play-button{width:44px;height:44px}
  .playback>span{font-size:11px;min-width:72px}
  .player-note{padding:0 15px 12px}
  .score-options{grid-template-columns:repeat(7,minmax(0,1fr));gap:4px}
  .score-options span{height:48px}
  .unable{min-height:44px;font-size:14px;margin-top:10px}
  .unable input{width:18px;height:18px}
  .form-actions{gap:10px}
  .form-actions button{flex:1}
  .saved-status{max-width:45%;overflow-wrap:anywhere;text-align:right;line-height:1.5}
  dialog{max-height:calc(100vh - 32px);overflow-y:auto;padding:24px}
}
@media(max-width:360px){
  main{padding-left:8px;padding-right:8px}
  .rating-card{padding-left:10px;padding-right:10px}
  .score-options{gap:3px}
}