:root{--navy:#173f5f;--blue:#20639b;--sky:#e9f4fb;--ink:#183244;--muted:#6c7b88;--line:#d9e4ea;--bg:#f6f8fa;--white:#fff;--green:#4c956c;--yellow:#e7a63a;--orange:#df7c38;--red:#cb4b4b}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.5 "Microsoft YaHei",system-ui,sans-serif;display:flex;min-height:100vh}aside{width:244px;background:var(--navy);padding:30px 18px;color:#eff7fb;display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0}.brand{display:flex;align-items:center;gap:11px;font-size:17px;font-weight:700;line-height:1.2;padding:0 9px 33px}.brand span{width:36px;height:36px;border-radius:11px;background:#f6b84a;color:var(--navy);display:grid;place-items:center;font-size:25px}.brand small{font-size:11px;color:#aac4d3;font-weight:400}nav{display:grid;gap:7px}nav button{border:0;background:transparent;color:#c1d7e4;text-align:left;padding:12px 14px;border-radius:8px;font:inherit;cursor:pointer}nav button:hover,nav button.active{background:#28597d;color:#fff}.privacy{margin:auto 7px 0;color:#91afc1;font-size:12px}main{margin-left:244px;width:calc(100% - 244px);padding:35px 5.5%;max-width:1500px}header{display:flex;justify-content:space-between;align-items:start;margin-bottom:28px}.eyebrow{color:var(--blue);font-weight:700;margin:0 0 3px;letter-spacing:.04em}h1{font-size:28px;margin:0;letter-spacing:.02em}h2{font-size:18px;margin:0 0 15px}h3{font-size:15px;margin:0}.view{display:none}.view.active{display:block}.grid{display:grid;gap:18px}.stats{grid-template-columns:repeat(4,1fr);margin-bottom:22px}.card{background:var(--white);border:1px solid var(--line);border-radius:13px;padding:20px;box-shadow:0 2px 8px #18324408}.metric{font-size:32px;font-weight:700;margin:8px 0 0}.muted{color:var(--muted)}.split{grid-template-columns:1.25fr .75fr}.toolbar{display:flex;align-items:end;gap:12px;flex-wrap:wrap;margin-bottom:18px}.field{display:grid;gap:5px;color:var(--muted);font-size:12px}.field label{font-weight:700}input,select,textarea{border:1px solid #c8d8e0;border-radius:7px;background:#fff;padding:9px 10px;color:var(--ink);font:14px inherit;min-width:115px}textarea{min-height:38px;resize:vertical}button.primary,button.secondary,button.status{border:0;border-radius:7px;padding:10px 15px;font:inherit;cursor:pointer;font-weight:700}button.primary{background:var(--blue);color:#fff}button.primary:hover{background:#164e7d}button.secondary{background:#e7f1f6;color:var(--navy)}button.status{padding:5px 8px;font-size:12px;background:#ecf1f3;color:var(--ink)}button.status[data-status="0"]{background:#dcefe3;color:#25663e}button.status[data-status="1"]{background:#fff1ce;color:#8e6000}button.status[data-status="2"]{background:#ffe3d3;color:#a44a14}button.status[data-status="3"]{background:#f6dbdb;color:#962f2f}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:11px 9px;border-bottom:1px solid var(--line);vertical-align:middle}th{font-size:12px;color:var(--muted);font-weight:700}tr:last-child td{border-bottom:0}.empty{padding:35px 15px;text-align:center;color:var(--muted)}.notice{border-left:4px solid #f3bb55;background:#fff9e9;padding:12px 14px;color:#79561d;border-radius:5px;margin-bottom:18px}.kp{padding:11px 0;border-bottom:1px solid var(--line)}.kp:last-child{border:0}.tag{display:inline-block;background:#e7f1f6;color:#28618c;padding:2px 7px;border-radius:12px;font-size:11px;font-weight:700}.status-line{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.score{font-weight:700;font-size:18px;color:var(--blue)}#toast{position:fixed;bottom:25px;right:26px;background:#183f5d;color:#fff;padding:12px 17px;border-radius:8px;box-shadow:0 6px 18px #0003;opacity:0;transform:translateY(10px);transition:.2s;pointer-events:none}#toast.show{opacity:1;transform:none}@media(max-width:780px){aside{width:100%;height:auto;bottom:auto;position:static;padding:15px}.brand{padding:0}.privacy{display:none}nav{display:flex;overflow:auto}nav button{white-space:nowrap;padding:8px 10px}body{display:block}main{margin:0;width:100%;padding:24px 16px}.stats,.split{grid-template-columns:1fr 1fr}.split{gap:18px}.card{overflow:auto}header{margin-bottom:20px}}@media(max-width:480px){.stats,.split{grid-template-columns:1fr}h1{font-size:23px}}
:root{--navy:#173f5f;--blue:#20639b;--sky:#e9f4fb;--ink:#183244;--muted:#6c7b88;--line:#d9e4ea;--bg:#f6f8fa;--white:#fff;--green:#4c956c;--yellow:#e7a63a;--orange:#df7c38;--red:#cb4b4b}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.5 "Microsoft YaHei",system-ui,sans-serif;display:flex;min-height:100vh}aside{width:244px;background:var(--navy);padding:30px 18px;color:#eff7fb;display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0}.brand{display:flex;align-items:center;gap:11px;font-size:17px;font-weight:700;line-height:1.2;padding:0 9px 33px}.brand span{width:36px;height:36px;border-radius:11px;background:#f6b84a;color:var(--navy);display:grid;place-items:center;font-size:25px}.brand small{font-size:11px;color:#aac4d3;font-weight:400}nav{display:grid;gap:7px}nav button{border:0;background:transparent;color:#c1d7e4;text-align:left;padding:12px 14px;border-radius:8px;font:inherit;cursor:pointer}nav button:hover,nav button.active{background:#28597d;color:#fff}.privacy{margin:auto 7px 0;color:#91afc1;font-size:12px}main{margin-left:244px;width:calc(100% - 244px);padding:35px 5.5%;max-width:1500px}header{display:flex;justify-content:space-between;align-items:start;margin-bottom:28px}.eyebrow{color:var(--blue);font-weight:700;margin:0 0 3px;letter-spacing:.04em}h1{font-size:28px;margin:0;letter-spacing:.02em}h2{font-size:18px;margin:0 0 15px}h3{font-size:15px;margin:0}.view{display:none}.view.active{display:block}.grid{display:grid;gap:18px}.stats{grid-template-columns:repeat(4,1fr);margin-bottom:22px}.card{background:var(--white);border:1px solid var(--line);border-radius:13px;padding:20px;box-shadow:0 2px 8px #18324408}.metric{font-size:32px;font-weight:700;margin:8px 0 0}.muted{color:var(--muted)}.split{grid-template-columns:1.25fr .75fr}.toolbar{display:flex;align-items:end;gap:12px;flex-wrap:wrap;margin-bottom:18px}.field{display:grid;gap:5px;color:var(--muted);font-size:12px}.field label{font-weight:700}input,select,textarea{border:1px solid #c8d8e0;border-radius:7px;background:#fff;padding:9px 10px;color:var(--ink);font:14px inherit;min-width:115px}textarea{min-height:38px;resize:vertical}button.primary,button.secondary,button.status{border:0;border-radius:7px;padding:10px 15px;font:inherit;cursor:pointer;font-weight:700}button.primary{background:var(--blue);color:#fff}button.primary:hover{background:#164e7d}button.secondary{background:#e7f1f6;color:var(--navy)}button.status{padding:5px 8px;font-size:12px;background:#ecf1f3;color:var(--ink)}button.status[data-status="0"]{background:#dcefe3;color:#25663e}button.status[data-status="1"]{background:#fff1ce;color:#8e6000}button.status[data-status="2"]{background:#ffe3d3;color:#a44a14}button.status[data-status="3"]{background:#f6dbdb;color:#962f2f}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:11px 9px;border-bottom:1px solid var(--line);vertical-align:middle}th{font-size:12px;color:var(--muted);font-weight:700}tr:last-child td{border-bottom:0}.empty{padding:35px 15px;text-align:center;color:var(--muted)}.notice{border-left:4px solid #f3bb55;background:#fff9e9;padding:12px 14px;color:#79561d;border-radius:5px;margin-bottom:18px}.kp{padding:11px 0;border-bottom:1px solid var(--line)}.kp:last-child{border:0}.tag{display:inline-block;background:#e7f1f6;color:#28618c;padding:2px 7px;border-radius:12px;font-size:11px;font-weight:700}.status-line{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.score{font-weight:700;font-size:18px;color:var(--blue)}#toast{position:fixed;bottom:25px;right:26px;background:#183f5d;color:#fff;padding:12px 17px;border-radius:8px;box-shadow:0 6px 18px #0003;opacity:0;transform:translateY(10px);transition:.2s;pointer-events:none}#toast.show{opacity:1;transform:none}@media(max-width:780px){aside{width:100%;height:auto;bottom:auto;position:static;padding:15px}.brand{padding:0}.privacy{display:none}nav{display:flex;overflow:auto}nav button{white-space:nowrap;padding:8px 10px}body{display:block}main{margin:0;width:100%;padding:24px 16px}.stats,.split{grid-template-columns:1fr 1fr}.split{gap:18px}.card{overflow:auto}header{margin-bottom:20px}}@media(max-width:480px){.stats,.split{grid-template-columns:1fr}h1{font-size:23px}}

/* 作业批量导入与识别预览 */
.import-grid{grid-template-columns:1fr 1fr;margin:18px 0}.import-card{border-style:dashed}.import-card h3{margin-bottom:6px}.import-preview{margin:18px 0}.preview-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:10px}.table-scroll{overflow:auto;max-height:560px}.import-row.needs-review{background:#fff7e7}.import-status{min-width:125px}.error-notice{border-left-color:var(--red);background:#fff0f0;color:#8b2f2f}.preview-heading .muted{margin:5px 0 0}.import-card .toolbar{margin-top:15px;margin-bottom:0}
@media(max-width:780px){.import-grid{grid-template-columns:1fr}.preview-heading{align-items:flex-start;flex-direction:column}.preview-heading button{width:100%}}
.image-picker-wrap{position:relative;max-height:520px;overflow:auto;border:1px solid var(--line);border-radius:8px;background:#eef3f6;padding:8px;text-align:center}.image-picker-wrap img{display:block;max-width:100%;height:auto;margin:0 auto;cursor:crosshair}.image-column-marker{position:absolute;top:0;bottom:0;width:3px;background:var(--red);box-shadow:0 0 0 1px #fff8;pointer-events:none}.picker-actions{align-items:center;margin:12px 0 0}.picker-actions button:disabled{opacity:.5;cursor:not-allowed}
.text-button,.danger-button{border:0;background:transparent;padding:4px 7px;cursor:pointer;font:inherit}.text-button{color:var(--blue)}.danger-button{color:var(--red)}.wide{min-width:280px;flex:1}.analysis-summary{background:var(--sky);padding:12px;border-radius:7px;margin-bottom:15px}.alert-cell{color:var(--red);font-weight:700}hr{border:0;border-top:1px solid var(--line);margin:20px 0}.paper-question input,.paper-question select{min-width:120px;width:100%}@media print{aside,header,.toolbar,#toast{display:none!important}main{margin:0;width:100%;padding:0}.view{display:none!important}.view.active{display:block}.card{box-shadow:none;border:0}}
.kp-row{display:flex;justify-content:space-between;gap:10px;align-items:center;padding:7px 0;border-top:1px solid #edf2f5;font-size:13px}.kp-row span:first-child{flex:1}
.daily-status-card{cursor:pointer;transition:transform .15s,box-shadow .15s;border:2px solid transparent}.daily-status-card:hover{transform:translateY(-2px);box-shadow:0 5px 14px #18324422}.daily-status-card.active{border-color:var(--blue);background:var(--sky)}
.auth-screen{margin:0;min-height:100vh;width:100%;display:grid;place-items:center;padding:24px;background:linear-gradient(135deg,#edf6fb,#f6f8fa)}.auth-card{width:min(430px,100%);background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px;box-shadow:0 12px 35px #18324418}.auth-brand{color:var(--navy);padding:0 0 24px}.auth-card h1{font-size:24px;margin:0 0 8px}.auth-form{display:grid;gap:15px;margin-top:22px}.auth-form label{display:grid;gap:6px;color:var(--muted);font-weight:700}.auth-form button{margin-top:4px}.auth-form .error-notice{border-left:4px solid var(--red);background:#fff0f0;color:#8b2f2f;padding:10px 12px;margin:0}.auth-form .error-notice[hidden]{display:none}