:root{--bg:#f5f7fb;--surface:#fff;--ink:#17223b;--muted:#707b90;--line:#e7ebf3;--primary:#5465e8;--purple:#7659db;--soft:#eef0ff;--shadow:0 4px 24px #26325405;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);font-size:15px}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}a{color:inherit;text-decoration:none}button:disabled{opacity:.55;cursor:wait}input,select{width:100%;border:1px solid #dce2ed;border-radius:10px;padding:12px 13px;background:white;color:var(--ink);min-width:0}input:focus,select:focus{outline:3px solid #5465e81a;border-color:var(--primary)}button:focus-visible,a:focus-visible,[tabindex]:focus-visible{outline:3px solid #5465e866;outline-offset:3px}[hidden]{display:none!important}.sidebar{position:fixed;top:0;bottom:0;width:226px;background:white;border-right:1px solid var(--line);padding:30px 19px;display:flex;flex-direction:column;z-index:10}.brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:750;padding:0 9px}.brand-mark{background:linear-gradient(135deg,#576aeb,#8271df);color:white;display:grid;place-items:center;width:38px;height:42px;border-radius:12px;font-size:23px;box-shadow:0 5px 14px #5465e833}.brand-sub{display:block;font-size:10px;letter-spacing:2.5px;color:#9aa4b8;font-weight:600;margin-top:4px}.nav-label{font-size:12px;color:#98a2b5;margin:43px 13px 13px;letter-spacing:1px}.nav-item{display:flex;align-items:center;gap:13px;padding:13px 16px;border-radius:10px;font-weight:550;margin-bottom:7px;color:#69758b}.nav-item>span{font-size:22px;font-weight:400}.nav-item.active{background:var(--soft);color:var(--primary)}.nav-item:hover{background:#f3f5fb}.sidebar-foot{margin-top:auto;padding:20px 11px 0;border-top:1px solid var(--line);color:var(--muted);font-size:12px}.mini-logo{font-size:17px;color:var(--primary);font-weight:650}.sidebar-foot p{margin:10px 0 5px}.workspace{margin-left:226px}.topbar{height:72px;background:#ffffffc9;border-bottom:1px solid var(--line);padding:0 40px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:#788398}.breadcrumb{color:#a0a9b8;margin-left:12px}.local-pill{padding:7px 11px;border:1px solid var(--line);border-radius:7px;background:white;font-size:12px;color:#7e8798}main{max-width:1530px;margin:0 auto;padding:38px 40px 28px}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:28px}.eyebrow{font-size:11px;letter-spacing:2px;color:var(--primary);font-weight:700;margin-bottom:10px}h1{font-size:28px;letter-spacing:-.7px;margin:0 0 10px;font-weight:700}h2{font-size:17px;line-height:1.5;margin:0}h3{font-size:14px;margin:0 0 7px}p{line-height:1.7}.page-heading p{margin:0;color:var(--muted);font-size:14px}.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;border:1px solid transparent;border-radius:10px;padding:11px 17px;font-size:14px;font-weight:600;white-space:nowrap;transition:box-shadow .2s,background .2s}.primary{color:white;background:linear-gradient(100deg,#5368e9,#6e5cdc);box-shadow:0 4px 11px #5465e825}.primary:hover{box-shadow:0 6px 16px #5465e845}.secondary{background:white;border-color:#dfe4ee;color:#657087}.secondary:hover{background:#f9faff}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:26px}.stat-card{background:white;border:1px solid var(--line);border-radius:13px;padding:20px 23px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px}.stat-card>span{color:var(--muted);font-size:13px}.stat-card strong{font-size:29px;font-weight:700;letter-spacing:-.5px}.stat-card em{font-size:20px;font-style:normal;color:#b0b7c6}.stat-card small{font-size:12px;color:#929bab}.card{background:white;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}.evaluation-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(290px,1fr);gap:23px}.upload-card,.guide-card{padding:25px}.card-title{display:flex;align-items:center;gap:12px;margin-bottom:22px}.card-title p,.section-heading p{font-size:13px;color:var(--muted);margin:4px 0 0}.step{height:38px;width:38px;background:#f0f2ff;border-radius:10px;color:var(--primary);display:grid;place-items:center;font-size:13px;font-weight:650}.drop-zone{width:100%;background:linear-gradient(150deg,#fbfcff,#f6f7fe);border:1.5px dashed #c8d0e9;border-radius:12px;min-height:225px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:22px;color:var(--ink);transition:.2s}.drop-zone:hover,.drop-zone.dragover{border-color:var(--primary);background:#f1f3ff}.drop-zone strong{font-size:15px;overflow-wrap:anywhere}.drop-zone>span:not(.upload-symbol){font-size:12px;color:#8d98ad}.upload-symbol{font-size:28px;display:grid;place-items:center;border-radius:13px;background:#e9edff;width:51px;height:51px;color:var(--primary);margin-bottom:1px}.file-chip{background:white;border:1px solid #e4e8f4;padding:5px 10px;border-radius:6px}.form-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:18px;margin-top:24px}.field{position:relative;min-width:0}.field label{display:block;font-size:13px;font-weight:600;margin-bottom:9px}.field small{font-size:11px;color:#929bab;display:block;margin-top:8px;line-height:1.6}.field select{margin-top:8px;padding:9px 12px}.model-options{position:absolute;top:76px;left:0;right:0;z-index:20;background:white;box-shadow:0 12px 35px #1c2d5326;border:1px solid #dfe5f2;border-radius:10px;max-height:285px;overflow:auto}.model-option{width:100%;text-align:left;border:0;background:white;padding:11px 13px;display:block}.model-option:hover,.model-option:focus{background:#f0f3ff}.model-option strong{display:block;font-size:13px}.model-option small{font-size:11px;color:#8c97ad;overflow-wrap:anywhere;margin:4px 0 0}.submit{width:100%;margin-top:23px;padding:13px;justify-content:space-between}.privacy-note{font-size:11px;color:#98a2b4;text-align:center;margin:12px 0 0}.guide-item{display:flex;gap:12px;margin:25px 0}.guide-number{width:24px;height:24px;border:1px solid #e4e9f3;border-radius:7px;color:#909ab0;font-size:12px;display:grid;place-items:center;flex-shrink:0}.guide-item p{font-size:13px;color:#7f899d;margin:0;line-height:1.8}.info-box{background:#f7f8fc;border-radius:10px;padding:16px;font-size:12px;color:#7b859a}.info-box strong{color:#59657e}.info-box p{margin:7px 0 0}.error-message{background:#fff2f3;border:1px solid #f5d5d8;border-radius:9px;color:#b84656;font-size:13px;padding:12px;margin-top:16px}.report{margin-top:32px;scroll-margin-top:20px}.report .card{padding:24px;margin-top:20px}.report-heading{display:flex;justify-content:space-between;gap:18px;align-items:center}.report-heading p{font-size:13px;color:var(--muted);margin:6px 0}.badge{background:#edf8f3;color:#43856c;font-size:12px;padding:7px 12px;border-radius:7px;white-space:nowrap}.report-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-top:20px}.metric-tile{background:#f8f9fd;border-radius:10px;padding:19px}.metric-tile span{font-size:12px;color:var(--muted);display:block;margin-bottom:9px}.metric-tile strong{font-size:25px;font-weight:650}.metric-tile:first-child{background:var(--soft);color:var(--primary)}.comparison{background:linear-gradient(120deg,#f0f3ff,#f8f5ff);border:1px solid #e7e7fb;border-radius:10px;padding:18px;margin-top:20px;font-size:14px;line-height:1.8}.comparison p{margin:5px 0 0;color:#7883a1;font-size:12px}.report-columns{display:grid;grid-template-columns:1fr 1fr;gap:20px}.section-heading{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:20px}.section-heading input{max-width:265px}.chart-card{padding:24px;margin-bottom:24px}.chart-tools{display:flex;gap:12px;align-items:center;color:var(--muted);font-size:13px}.chart-tools select{max-width:360px;padding:8px}.chart-wrapper{position:relative;margin-top:16px}.chart-wrapper svg{display:block;width:100%;height:auto;min-height:240px;max-height:420px}.chart-legend{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.legend-button{display:flex;align-items:center;gap:8px;border:1px solid #e5e9f3;border-radius:7px;background:white;padding:7px 10px;font-size:12px;color:#69758e}.legend-button.selected{background:#f1f3ff;border-color:#cbd1f7}.legend-swatch{width:25px;height:12px;flex-shrink:0}.chart-note,.table-note{font-size:12px;color:#8b95a7;line-height:1.8;margin:16px 0 0}.leaderboard-card{padding:24px}.table-scroll{overflow:auto;max-width:100%;border:1px solid var(--line);border-radius:10px}.data-table{width:100%;border-collapse:collapse;font-size:13px;text-align:left;white-space:nowrap}.data-table th{background:#f8f9fc;color:#7b869a;font-size:12px;font-weight:600;padding:14px 16px;border-bottom:1px solid var(--line)}.data-table td{padding:15px 16px;border-bottom:1px solid #eef1f6;font-variant-numeric:tabular-nums}.data-table tr:last-child td{border-bottom:0}.data-table tbody tr:hover{background:#fbfcff}.data-table td:first-child{color:#8f99ae}.model-name{font-weight:600;color:#3b4863;max-width:300px;overflow:hidden;text-overflow:ellipsis}.model-id{display:block;font-size:11px;color:#9aa4b7;font-weight:400;margin-top:5px}.rank-medal{display:inline-grid;place-items:center;width:27px;height:27px;border-radius:7px;background:#f0f2fc;color:#5f71cf}.effort-tag{padding:4px 8px;background:#f4f5fa;border-radius:5px;color:#7a8498;font-size:12px}.score-cell{font-weight:700;color:var(--primary)}.empty-state{padding:65px 20px;text-align:center;color:#98a2b6;font-size:14px;background:#fcfdff;border-radius:10px;margin-top:15px}.formula-notes{font-size:12px;color:#8390a5;line-height:1.85}.formula-notes summary{cursor:pointer;color:#62728f;font-size:14px;margin-bottom:10px}.formula-notes ul{padding-left:20px}.formula-notes li{margin:8px 0}#chart-tooltip{position:absolute;pointer-events:none;background:#1b2540;color:white;border-radius:9px;padding:11px 14px;font-size:12px;line-height:1.8;box-shadow:0 8px 25px #17223b30;z-index:5;max-width:280px}#chart-tooltip strong{font-weight:600}footer{display:flex;justify-content:space-between;padding:0 40px 25px;color:#a1a9b8;font-size:11px}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:#202d49;color:white;padding:12px 20px;border-radius:10px;box-shadow:0 8px 24px #17223b30;font-size:13px;z-index:50;display:none}#toast.visible{display:block}@media(min-width:1600px){main{padding-top:45px}}@media(max-width:1100px){.sidebar{width:195px;padding:25px 12px}.workspace{margin-left:195px}main{padding:28px 24px}.topbar{padding:0 24px}.evaluation-grid{grid-template-columns:1fr}.guide-card{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.guide-card>.card-title,.guide-card>.info-box{grid-column:1/-1}.guide-item{margin:0}.report-stats{grid-template-columns:repeat(2,1fr)}.report-columns{grid-template-columns:1fr}.page-heading h1{font-size:25px}.stats-grid{gap:12px}.stat-card{padding:18px}.section-heading{flex-wrap:wrap}}@media(max-width:720px){.sidebar{position:static;width:auto;height:auto;display:flex;flex-direction:row;align-items:center;justify-content:space-between;padding:14px 17px;border-right:0;border-bottom:1px solid var(--line);gap:12px}.brand{font-size:17px;padding:0;gap:8px}.brand-mark{width:31px;height:34px;font-size:19px;border-radius:9px}.brand-sub{font-size:8px;letter-spacing:1.4px}.sidebar nav{display:flex;gap:6px}.nav-item{font-size:12px;padding:9px 10px;margin:0;gap:0}.nav-item>span,.nav-label,.sidebar-foot{display:none}.workspace{margin:0}.topbar{height:46px;padding:0 18px;font-size:11px}.local-pill{display:none}.breadcrumb{margin-left:6px}main{padding:24px 16px}.page-heading{align-items:flex-start;gap:15px;margin-bottom:20px}.page-heading h1{font-size:22px;line-height:1.5;letter-spacing:-.5px}.page-heading p{font-size:12px}.page-heading>.button{padding:8px 11px;font-size:12px;margin-top:24px}.eyebrow{font-size:9px;letter-spacing:1.3px}.stats-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-bottom:18px}.stat-card{padding:14px 10px;gap:9px;border-radius:10px}.stat-card strong{font-size:20px}.stat-card em{font-size:13px}.stat-card>span{font-size:11px}.stat-card small{font-size:10px;line-height:1.6}.upload-card,.guide-card{padding:19px}.form-grid{grid-template-columns:1fr}.guide-card{display:block}.guide-item{margin:22px 0}.drop-zone{min-height:195px;padding:15px}.drop-zone strong{font-size:14px}.report .card{padding:18px}.report-heading{align-items:flex-start}.report-heading h2{font-size:16px}.metric-tile{padding:15px}.metric-tile strong{font-size:22px}.report-stats{gap:10px}.chart-card,.leaderboard-card{padding:18px}.section-heading{gap:13px}.section-heading input{max-width:none}.chart-wrapper{overflow:auto}.chart-wrapper svg{min-width:650px}.chart-tools select{max-width:calc(100% - 70px)}.chart-tools label{white-space:nowrap}.chart-legend{max-height:160px;overflow:auto}.legend-button{font-size:11px}.table-scroll{border-radius:8px}.data-table th,.data-table td{padding:12px}.chart-note,.table-note{font-size:11px}footer{padding:0 18px 20px;font-size:10px}#toast{max-width:90%;width:max-content}}@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
:root .model-options:empty{display:none}
.report-columns>*{min-width:0}.report-heading>div{min-width:0;overflow-wrap:anywhere}.metric-tile{min-width:0;overflow-wrap:anywhere}.metric-tile strong{font-variant-numeric:tabular-nums}.comparison .table-scroll{margin-top:12px}.report-stats{grid-template-columns:repeat(4,minmax(0,1fr))}@media(max-width:1100px){.report-stats{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:720px){.report-heading{flex-wrap:wrap}.card-title>div{min-width:0}.page-heading h1{overflow-wrap:anywhere}.chart-note{overflow-wrap:anywhere}}
@media(max-width:720px){.sidebar{flex-wrap:wrap}.sidebar nav{margin-left:auto}.display-controls{flex-wrap:wrap}.chart-tools{flex-wrap:wrap}}
.display-controls{display:flex;gap:9px;align-items:center}.display-controls select{width:auto;padding:7px 10px;font-size:12px;border-radius:7px}.topbar{gap:12px}.prompt-actions{flex-shrink:0}html[data-theme="light"]{color-scheme:light}html[data-theme="dark"]{color-scheme:dark;--bg:#0f1420;--surface:#171e2c;--ink:#e5ebf5;--muted:#a0abc0;--line:#2b3447;--soft:#252d4b;--primary:#a4afff;--shadow:0 4px 24px #00000012;background:var(--bg)}html[data-theme="dark"] body{background:var(--bg)}html[data-theme="dark"] .sidebar,html[data-theme="dark"] .card,html[data-theme="dark"] .stat-card,html[data-theme="dark"] .model-options,html[data-theme="dark"] input,html[data-theme="dark"] select,html[data-theme="dark"] .model-option,html[data-theme="dark"] .secondary,html[data-theme="dark"] .legend-button{background:var(--surface);color:var(--ink);border-color:var(--line)}html[data-theme="dark"] .topbar{background:#151c29;border-color:var(--line)}html[data-theme="dark"] .nav-item{color:#a7b2c7}html[data-theme="dark"] .nav-item.active,html[data-theme="dark"] .legend-button.selected{background:var(--soft);color:#aab5ff}html[data-theme="dark"] .nav-item:hover,html[data-theme="dark"] .model-option:hover,html[data-theme="dark"] .model-option:focus,html[data-theme="dark"] .secondary:hover{background:#242d40}html[data-theme="dark"] .drop-zone{background:#1b2335;border-color:#45547c;color:var(--ink)}html[data-theme="dark"] .drop-zone:hover,html[data-theme="dark"] .drop-zone.dragover{background:#252e46;border-color:#8e9bfa}html[data-theme="dark"] .upload-symbol,html[data-theme="dark"] .step,html[data-theme="dark"] .rank-medal{background:#293253;color:#adbbff}html[data-theme="dark"] .file-chip{background:#212a3d;border-color:var(--line)}html[data-theme="dark"] .info-box,html[data-theme="dark"] .metric-tile,html[data-theme="dark"] .empty-state,html[data-theme="dark"] .effort-tag,html[data-theme="dark"] .data-table th,html[data-theme="dark"] .prompt-card textarea{background:#1c2535;color:#b1bdd1}html[data-theme="dark"] .comparison{background:#222a43;border-color:#384260;color:#d5dcf0}html[data-theme="dark"] .metric-tile:first-child{background:#293253;color:#b7c3ff}html[data-theme="dark"] .data-table td{border-color:var(--line)}html[data-theme="dark"] .data-table tbody tr:hover{background:#202a3b}html[data-theme="dark"] .model-name,html[data-theme="dark"] .info-box strong{color:#d7e0f4}html[data-theme="dark"] .badge{background:#20392f;color:#9cdbc0}html[data-theme="dark"] .error-message{background:#38252d;color:#ffb8c4;border-color:#69404b}html[data-theme="dark"] .primary{color:#fff}html[data-theme="dark"] .copy-feedback{color:#a3d5bc}html[data-theme="dark"] svg line[stroke="#edf0f6"]{stroke:#2c374b}html[data-theme="dark"] svg circle[stroke="white"]{stroke:#171e2c}html[data-theme="dark"] svg circle[fill="white"]{fill:#171e2c}html[data-theme="dark"] svg text{fill:#aebad0}html[data-theme="dark"] .guide-item p,html[data-theme="dark"] .comparison p,html[data-theme="dark"] .formula-notes,html[data-theme="dark"] .chart-note,html[data-theme="dark"] .table-note{color:#a0abc0}@media(max-width:720px){.topbar{height:auto;min-height:53px;padding:10px 16px;flex-wrap:wrap}.topbar>span{font-size:11px}.display-controls{margin-left:auto}.display-controls select{font-size:12px;max-width:150px}.prompt-actions{flex-shrink:1}.sidebar nav{flex-shrink:0}.brand{font-size:16px}}
.prompt-card{padding:22px 25px;margin-bottom:24px}.prompt-card .section-heading{margin-bottom:13px}.prompt-actions{display:flex;gap:10px;flex-wrap:wrap}.prompt-card summary{font-size:13px;color:#77859d;cursor:pointer;width:max-content}.prompt-card textarea{display:block;width:100%;height:340px;resize:vertical;padding:17px;border:1px solid var(--line);border-radius:10px;background:#f8f9fd;color:#53617b;line-height:1.8;font:13px/1.85 "Microsoft YaHei",sans-serif;margin-top:13px}.copy-feedback{color:#547363;font-size:12px;margin:13px 0 0}.clipboard-buffer{position:fixed;left:-9999px;top:0;width:1px;height:1px;opacity:0}@media(max-width:720px){.prompt-card{padding:18px;margin-bottom:18px}.prompt-actions{width:100%}.prompt-actions .button{flex:1;padding:10px;font-size:12px}.prompt-card textarea{font-size:13px;height:300px}}
.daily-controls{display:grid;grid-template-columns:1fr 1fr 1fr 1.5fr;gap:14px}.daily-controls .field select{margin-top:0;padding:12px 13px}#daily-tooltip{position:absolute;pointer-events:none;background:#1b2540;color:white;border-radius:9px;padding:11px 14px;font-size:12px;line-height:1.8;box-shadow:0 8px 25px #17223b30;z-index:5;max-width:280px}@media(max-width:720px){.daily-controls{grid-template-columns:1fr 1fr;gap:12px}}
@media(max-width:720px){.page-heading{display:block;position:relative}.page-heading .eyebrow{margin-bottom:23px}.page-heading h1{font-size:21px}.page-heading>.button{position:absolute;right:0;top:-4px;margin-top:0;padding:6px 10px}}