:root{--sd-accent:#203fdb;--sd-accent2:#21c1fb;--sd-border:#162a38;--sd-panel:#0b1a24;--sd-panel2:#071520;--sd-muted:#6a90a0;--sd-warn:#fbbf24}
.sd-shell [hidden]{display:none!important}
.sd-shell{width:100%;max-width:none;padding:12px 16px;border:0;border-radius:0;background:transparent;box-shadow:none}
.sd-shell .page-body{width:100%;max-width:none;padding:0;gap:20px;font-family:Inter,system-ui,"Segoe UI",sans-serif;letter-spacing:.025em}
.sd-topbar{margin-bottom:0;align-items:center}.sd-back{font-size:12px!important;padding:6px 12px!important;align-self:center}.sd-topbar h1{font-size:22px}.top-status{margin-left:auto;display:flex;align-items:center;gap:8px;padding:7px 12px;border:1px solid var(--sd-border);border-radius:20px;background:#081722;color:#a8c5d0;font-size:12px}.status-dot,.record-dot{width:8px;height:8px;border-radius:50%;background:#64748b}.top-status.recording .status-dot,.record-dot{background:#ef4444;box-shadow:0 0 0 5px rgba(239,68,68,.12)}
.top-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding-bottom:2px}.toolbar-btn{height:32px;padding:0 14px;border-radius:16px;border:1px solid var(--sd-border);background:#081722;color:#cfe3ec;font-size:12px;font-weight:600;letter-spacing:.02em;cursor:pointer;white-space:nowrap;transition:opacity .15s,background .15s}.toolbar-btn:hover:not(:disabled){background:#0d2231}.toolbar-btn:disabled{opacity:.4;cursor:not-allowed}.toolbar-btn.primary{background:linear-gradient(135deg,var(--sd-accent),var(--sd-accent2));border-color:transparent;color:#fff}.toolbar-btn.danger{background:#081722!important;border-color:#ef4444!important;color:#f87171!important}.toolbar-btn.danger:hover:not(:disabled){background:rgba(239,68,68,.12)!important}.toolbar-btn.danger:disabled{border-color:rgba(239,68,68,.3)!important;color:rgba(248,113,113,.45)!important}.toolbar-message{font-size:11px;color:var(--sd-muted);max-width:220px}
.sd-workspace{display:grid;grid-template-columns:minmax(0,7fr) minmax(310px,3fr);height:calc(100vh - 280px);min-height:520px;overflow:hidden;border:1px solid rgba(30,64,175,.25);border-radius:12px;background:var(--sd-panel)}
.experiment{position:relative;min-width:0;min-height:0;padding:26px 36px 22px;background:radial-gradient(circle at 50% 20%,#10283a 0,#071520 48%,#020617 100%);display:flex;flex-direction:column;overflow:auto}
.progress-track{position:absolute;top:0;left:0;right:0;height:4px;background:#132a39}.progress-fill{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--sd-accent),var(--sd-accent2));transition:width .35s ease}
.experiment-head{display:flex;justify-content:space-between;align-items:center;min-height:30px}.eyebrow,.side-section h3{font-size:11px;letter-spacing:1.4px;color:var(--sd-accent2);font-weight:700}.time-chip{display:flex;align-items:center;gap:8px;padding:6px 10px;background:#0b1a24;border:1px solid var(--sd-border);border-radius:20px;font-variant-numeric:tabular-nums;font-size:12px}.record-dot{animation:pulse 1.3s infinite}@keyframes pulse{50%{opacity:.42}}
.stage{display:none;flex:1;min-height:420px;align-items:center;justify-content:center;flex-direction:column;text-align:center;gap:14px}.stage.active{display:flex}.stage-copy,.task-copy{max-width:680px}.stage h2{font-size:24px;letter-spacing:.01em;margin:0 0 6px}.stage p{color:#94a3b8;font-size:13px;line-height:1.5}.setup-illustration{height:132px;display:flex;align-items:center;gap:26px}.mic-ring{width:112px;height:112px;border:1px solid #244960;border-radius:50%;display:grid;place-items:center;box-shadow:0 0 45px rgba(33,193,251,.09) inset}.mic-ring span{font-size:46px;filter:grayscale(.3)}.sound-waves{display:flex;gap:6px;align-items:center;height:70px}.sound-waves i{width:5px;border-radius:5px;background:linear-gradient(var(--sd-accent2),var(--sd-accent));height:20px}.sound-waves i:nth-child(2),.sound-waves i:nth-child(4){height:46px}.sound-waves i:nth-child(3){height:68px}
.quality-strip{display:grid;grid-template-columns:repeat(3,1fr);width:min(650px,100%);border:1px solid var(--sd-border);border-radius:10px;overflow:hidden;background:rgba(5,18,27,.68)}.quality-strip>div{padding:12px 16px;text-align:left;border-right:1px solid var(--sd-border)}.quality-strip>div:last-child{border:0}.quality-strip span{display:block;color:var(--sd-muted);font-size:10px;text-transform:uppercase;letter-spacing:.08em}.quality-strip strong{display:block;margin-top:5px;font-size:12px;font-weight:600;color:#cbd5e1}.quality-strip strong.good{color:#86efac}.quality-strip strong.warn{color:#fde68a}
.stage-actions{display:flex;justify-content:center;gap:9px;flex-wrap:wrap}.sd-shell button{border-radius:7px;font-weight:400;letter-spacing:.025em}.primary-action,.wide-button{min-height:42px;padding:10px 24px!important;background:linear-gradient(135deg,var(--sd-accent),var(--sd-accent2))!important;color:#fff!important}.split-actions{width:min(540px,100%)}.split-actions button{flex:1}.stimulus{font-size:clamp(42px,6vw,82px);line-height:1.15;font-weight:700;letter-spacing:.08em;color:#fff;max-width:900px}.stimulus.passage{font-size:clamp(17px,1.9vw,25px);line-height:1.45;letter-spacing:.005em;font-weight:400;text-align:left;padding:18px 24px;border-left:3px solid var(--sd-accent2);background:rgba(2,6,23,.36)}.countdown{position:absolute;inset:0;z-index:10;display:grid;place-items:center;background:rgba(2,6,23,.83);backdrop-filter:blur(5px);font-size:clamp(90px,17vw,180px);font-weight:700;color:var(--sd-accent2)}
.live-visual{width:min(860px,100%)}#waveCanvas{width:100%;height:76px;background:rgba(2,6,23,.4);border:1px solid var(--sd-border);border-radius:8px}.level-track,.meter{height:6px;border-radius:4px;background:#152b39;overflow:hidden;position:relative;margin-top:8px}.level-track span,.meter span{display:block;width:0;height:100%;background:linear-gradient(90deg,#22c55e 0 70%,#fbbf24 85%,#ef4444);transition:width .08s}.quiet-mark,.clip-mark{position:absolute;top:0;bottom:0;width:1px;background:#fff6}.quiet-mark{left:12%}.clip-mark{left:88%}.level-labels{display:flex;justify-content:space-between;color:var(--sd-muted);font-size:10px;margin-top:4px}
.processing-ring{width:55px;height:55px;border:3px solid #183246;border-top-color:var(--sd-accent2);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.review-mark{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;color:#86efac;background:rgba(34,197,94,.1);border:1px solid rgba(34,197,94,.35);font-size:28px}.stage audio{width:min(620px,100%)}.quality-banner{display:none;width:min(680px,100%);padding:11px 14px;border-radius:8px;font-size:12px;text-align:left;line-height:1.5}.quality-banner.show{display:block}.quality-banner.good{color:#bbf7d0;background:rgba(22,163,74,.12);border:1px solid rgba(34,197,94,.3)}.quality-banner.warn{color:#fde68a;background:rgba(245,158,11,.11);border:1px solid rgba(245,158,11,.32)}.quality-banner.bad{color:#fecaca;background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.28)}
.result-hero{display:flex;flex-direction:column;align-items:center}.result-hero span{font-size:14px;color:#bae6fd}.result-hero strong{font-size:76px;line-height:1;margin:8px 0;color:#facc15}.result-hero p{font-size:12px}.component-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;width:min(700px,100%)}.component-card{padding:13px;background:rgba(6,22,32,.82);border:1px solid var(--sd-border);border-radius:9px;text-align:left}.component-card span{display:block;color:var(--sd-muted);font-size:11px}.component-card strong{font-size:24px}.component-card small{float:right;color:#7894a1}.calculation-line{font-size:12px;color:#a8c5d0}
.side-panel{min-width:0;border-left:1px solid var(--sd-border);display:flex;flex-direction:column;background:var(--sd-panel);overflow:hidden}.tab-bar{height:42px;display:flex;border-bottom:1px solid var(--sd-border);flex-shrink:0}.side-tab{flex:1;border:0!important;border-radius:0!important;background:transparent!important;color:var(--sd-muted)!important;font-size:11px!important;letter-spacing:1.5px!important;font-weight:700!important}.side-tab.active{color:var(--sd-accent2)!important;border-bottom:2px solid var(--sd-accent2)!important}.tab-panel{display:none;flex:1;overflow-y:auto}.tab-panel.active{display:block}.side-section{padding:17px 16px 19px;border-bottom:1px solid var(--sd-border)}.side-section h3{margin:0 0 13px}.side-section label{display:block;color:#a8c5d0;font-size:11px;margin:10px 0 5px}.side-section input,.side-section select,.side-section textarea{width:100%;font-size:12px;padding:8px;background:#07141d;border:1px solid #1e3a50;border-radius:6px;color:#e5e7eb}.side-section textarea{resize:vertical}.side-section p{font-size:11px;line-height:1.6;color:var(--sd-muted);margin:8px 0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 8px}.form-grid label:last-child{grid-column:1/-1}.wide-button{width:100%;margin-top:14px}.task-list{display:grid;gap:6px}.task-item-btn{display:grid;grid-template-columns:25px 1fr auto;align-items:center;gap:8px;width:100%;padding:10px 8px;border:1px solid var(--sd-border);border-radius:8px;background:#07141d;color:#e5e7eb;font-size:12px;text-align:left;cursor:pointer;transition:background .15s,border-color .15s}.task-item-btn:hover:not(:disabled){background:#0d2231;border-color:#2c4c60}.task-item-btn:disabled{opacity:.4;cursor:not-allowed}.task-item-btn.done{border-color:rgba(34,197,94,.35)}.task-item-btn strong{font-size:12px;color:#facc15}.task-item-btn small{color:var(--sd-muted)}.task-index{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;border:1px solid #315065;color:#8da9b4}.task-item-btn.done .task-index{color:#86efac;border-color:#22c55e}.status-list,.summary-list{margin-top:15px}.summary-task{padding:9px 0;border-bottom:1px solid #132936}.summary-task-head{display:flex;justify-content:space-between;gap:8px;font-size:11px}.summary-task-head strong{font-weight:600;color:#facc15}.summary-task-detail{font-size:10px;color:var(--sd-muted);line-height:1.6;margin-top:4px}.side-score{display:flex;align-items:baseline;gap:7px;padding:12px;background:#07141d;border:1px solid var(--sd-border);border-radius:8px}.side-score span{color:var(--sd-muted);font-size:11px}.side-score strong{font-size:32px;color:#facc15;margin-left:auto}.side-score small{color:var(--sd-muted)}.caution{color:#fcd34d!important}.research-actions{display:grid;grid-template-columns:1fr 1fr;gap:6px}.research-actions button{font-size:11px!important;padding:8px!important}.research-actions button:first-child{grid-column:1/-1}.text-button{padding:0!important;background:transparent!important;color:var(--sd-accent2)!important;font-size:11px!important}.details-box{margin-top:10px;padding:10px;background:#06131c;border:1px solid var(--sd-border);border-radius:7px;font-size:10px;color:#8faebb;white-space:pre-wrap;line-height:1.55;overflow:auto}.audio-download-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px;margin-top:6px}.audio-dl-btn{padding:10px 4px;font-size:11px;font-weight:700;letter-spacing:.03em;background:#07141d;border:1px solid var(--sd-border);border-radius:7px;color:#7dd3fc;cursor:pointer}.audio-dl-btn:hover:not(:disabled){background:#0d2231}.audio-dl-btn:disabled{opacity:.35;cursor:not-allowed;color:var(--sd-muted)}
.result-hero.task-score strong{font-size:56px}.result-hero.task-score small{font-size:20px;color:var(--sd-muted);margin-left:4px}.explain-list{list-style:none;padding:0;margin:14px 0;width:min(520px,100%);text-align:left}.explain-list li{padding:9px 14px;margin-bottom:6px;background:rgba(6,22,32,.82);border:1px solid var(--sd-border);border-left:3px solid var(--sd-accent2);border-radius:6px;font-size:13px;color:#d8edf5}
.weight-bar{position:relative;height:7px;border-radius:5px;background:linear-gradient(90deg,var(--sd-accent) 0%,var(--sd-accent2) 52%,#facc15 100%);margin:16px 2px 10px}.weight-handle{position:absolute;top:50%;width:13px;height:13px;margin:-7px 0 0 -7px;background:#0b1a24;border:2px solid #e7f4fa;border-radius:50%;cursor:ew-resize;box-shadow:0 1px 3px rgba(0,0,0,.6);touch-action:none;transition:transform .12s ease}.weight-handle:hover,.weight-handle:active{transform:scale(1.2)}.weight-labels{display:flex;justify-content:space-between;font-size:10px;color:#a8c5d0;letter-spacing:.01em}.metric-details{font-size:10px}.metric-group{margin:0 0 14px}.metric-group h4{font-size:11px;color:#d8edf5;margin:0 0 5px}.metric-row{display:flex;justify-content:space-between;gap:8px;padding:5px 0;border-bottom:1px solid #122633;color:#89a5b1}.metric-row b{color:#d4e3e8;font-weight:400;text-align:right}.metric-caveat{font-size:9px;color:#c99a4a;line-height:1.5;padding:0 0 6px;border-bottom:1px solid #122633}.metric-class{font-size:8px;padding:2px 4px;border:1px solid #294554;border-radius:3px;color:#72909b;margin-left:4px}.limitation{background:rgba(245,158,11,.025)}
.detection-viz{position:relative;height:42px;margin:8px 0 10px;border:1px solid #1d3a4a;border-radius:5px;background:linear-gradient(180deg,#07131c,#0c2230);overflow:hidden}.detection-viz:before{content:"";position:absolute;left:0;right:0;top:16px;height:1px;background:#34505e}.detection-viz i{position:absolute;top:7px;width:1px;height:19px;background:#21c1fb;opacity:.88}.detection-viz span{position:absolute;left:6px;bottom:3px;color:#668793;font-size:8px}
@media(max-width:900px){body{padding-left:10px;padding-right:10px}.sd-shell{padding:10px}.sd-workspace{grid-template-columns:1fr;height:auto;min-height:0;overflow:visible}.experiment{min-height:600px;padding:28px 22px}.side-panel{border-left:0;border-top:1px solid var(--sd-border);max-height:none}.tab-panel{max-height:none}.stage{min-height:500px}.top-status{margin-left:0}.stimulus.passage{padding:18px}.quality-strip{grid-template-columns:1fr}.quality-strip>div{border-right:0;border-bottom:1px solid var(--sd-border)}.sd-topbar{flex-wrap:wrap}.top-actions{order:3;width:100%}}
@media(max-width:520px){.experiment{padding:24px 15px}.stage h2{font-size:23px}.component-grid{grid-template-columns:1fr}.sd-topbar .top-status{width:100%;justify-content:center}.form-grid{grid-template-columns:1fr}.form-grid label:last-child{grid-column:auto}.research-actions{grid-template-columns:1fr}.research-actions button:first-child{grid-column:auto}}