:root{--bg:#f7f6f1;--surface:#fffdf8;--ink:#2c2b26;--muted:#777467;--line:#e7e4d9;--blue:#2358b8;--soft:#edf3fc;--risk:#bf5144;font:15px/1.7 -apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',sans-serif;color:var(--ink);background:var(--bg)}*{box-sizing:border-box;min-width:0}[hidden]{display:none!important}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,.button{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:44px;padding:10px 18px;border:1px solid transparent;border-radius:9px;background:var(--blue);color:#fff;font-weight:600;text-decoration:none;cursor:pointer;line-height:1.5;max-width:100%;white-space:normal}button.secondary,.button.secondary{background:#f5f4ee;color:#45463e;border-color:var(--line)}button:hover,.button:hover{filter:brightness(.96)}button:disabled{opacity:.5;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #98b7e9;outline-offset:2px}a{color:var(--blue)}.admin-header{min-height:70px;background:#292822;color:#f4f0e7;display:flex;align-items:center;gap:22px;padding:0 28px;flex-wrap:wrap;position:sticky;top:0;z-index:30}.admin-brand{color:inherit;font-size:16px;font-weight:750;text-decoration:none;display:flex;align-items:center;gap:10px;white-space:nowrap}.admin-brand span,.login-mark{display:grid;place-items:center;background:var(--blue);color:#fff;width:30px;height:30px;border-radius:8px}.admin-header nav{display:flex;gap:3px;flex:1;overflow:auto;scrollbar-width:thin;align-self:stretch;align-items:center}.admin-header nav button{flex:0 0 auto;max-width:none;background:none;color:#bbb7a9;font-size:13px;padding:8px 12px;min-height:40px;white-space:nowrap}.admin-header nav button.on{background:#403e34;color:#fff}.admin-header #admin-user-actions{display:flex;align-items:center;gap:14px;font-size:12px}.admin-header #admin-user-actions a{color:#c7d8f7;text-decoration:none;white-space:nowrap}.header-logout{background:transparent;border-color:#555146;color:#e2ded2;font-size:12px;min-height:36px;padding:6px 10px}main{max-width:1320px;margin:auto;padding:28px 30px 72px}.workspace-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px}.workspace-heading h1{margin:2px 0 5px;font-size:25px;line-height:1.4}.workspace-heading p{margin:0}.eyebrow{color:var(--muted);font-size:11px;letter-spacing:.08em}.muted{color:var(--muted);font-size:13px;line-height:1.8}.card{padding:24px;border:1px solid var(--line);border-radius:14px;background:var(--surface);margin-bottom:22px;overflow-wrap:anywhere}.card .card{margin-top:18px}.card h2{font-size:18px;margin:0 0 14px;line-height:1.5}.card h3{font-size:15px;margin:24px 0 12px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:16px}.section-heading h2,.section-heading p{margin:0}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:24px}.metric{padding:18px 20px;background:var(--surface);border:1px solid var(--line);border-radius:12px}.metric p{font-size:13px;color:var(--muted);margin:0}.metric>b{display:block;font-size:29px;line-height:1.5;color:var(--blue);font-variant-numeric:tabular-nums}.metric 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9px;background:var(--soft);color:var(--blue);font-size:11px;white-space:nowrap}.badge.risk{color:var(--risk);background:#f8e8e3}.profile-panel .section-heading{padding-bottom:15px;border-bottom:1px solid var(--line)}.profile-identity{display:flex;gap:14px;align-items:center;margin:22px 0}.avatar{display:grid;place-items:center;border-radius:12px;background:var(--blue);color:white;font-size:21px;width:48px;height:48px;flex:none}.profile-identity h3,.profile-identity p{margin:0}.profile-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px}.profile-stats>div{background:#f5f4ee;border:1px solid var(--line);border-radius:10px;padding:12px}.profile-stats small,.profile-stats b{display:block}.profile-stats small{color:var(--muted);font-size:11px}.mastery-line{display:grid;grid-template-columns:minmax(80px,1fr) minmax(70px,1fr) 38px;align-items:center;gap:10px;font-size:12px;margin:14px 0}.mastery-line progress{appearance:none;width:100%;height:6px;border:0;border-radius:9px;background:#eeeadd}.mastery-line progress::-webkit-progress-bar{background:#eeeadd;border-radius:9px}.mastery-line progress::-webkit-progress-value{background:var(--blue);border-radius:9px}.mastery-line progress::-moz-progress-bar{background:var(--blue);border-radius:9px}.suggestion{background:var(--soft);border:1px solid #dbe5f6;border-radius:10px;padding:14px;margin-top:20px;font-size:12px;color:#365586}.suggestion p{margin:5px 0 0}.timeline>div{border-top:1px solid var(--line);padding:12px 0;font-size:12px}.timeline time{font-size:11px;color:var(--muted);margin-right:12px}.timeline p{margin:5px 0}.actions,.row-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:18px 0}.actions>*,.row-actions>*{flex-shrink:0}.actions p{margin:0}label{display:block;margin:18px 0;color:#56564c;font-size:13px;font-weight:500;line-height:1.8}input,select,textarea{display:block;width:100%;max-width:100%;margin:7px 0 0;border:1px solid #dad9ce;background:#fffefa;border-radius:8px;padding:11px 12px;color:var(--ink);min-height:44px}textarea{min-height:110px;resize:vertical;line-height:1.8}input[type=checkbox]{display:inline-block;width:19px;height:19px;min-height:19px;padding:0;margin:0 8px 0 0;vertical-align:middle;flex:none;accent-color:var(--blue)}input[type=file]{padding:12px;background:#f7f6f0}input::file-selector-button{font:inherit;padding:8px 12px;border:1px solid var(--line);border-radius:6px;background:white;margin-right:12px;cursor:pointer}.file-field{padding:16px;border:1px dashed #cbcabc;border-radius:10px;background:#faf9f4;margin:20px 0}.scroll{overflow:auto;width:100%;margin:16px 0}table{width:100%;border-collapse:collapse;font-size:13px}th,td{padding:14px 12px;border-bottom:1px solid var(--line);vertical-align:middle;text-align:left}th{background:#f5f4ed;color:#898477;font-size:12px;font-weight:500}td{overflow-wrap:anywhere}td input[type=date]{min-width:155px}.followup-card{display:flex;gap:14px;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:15px 0;flex-wrap:wrap}.followup-card>label{margin:0}.followup-card p{margin:4px 0}.followup-card button{font-size:12px}.notice{background:var(--soft);border:1px solid #e0e8f7;border-radius:8px;padding:14px;font-size:13px;line-height:1.8}.empty{text-align:center;padding:38px 20px;color:var(--muted);font-size:13px;line-height:1.9}details{margin-top:20px;padding:12px 0;border-top:1px solid var(--line)}details.card{padding:20px 24px}summary{cursor:pointer;font-weight:600;font-size:14px;line-height:1.8;min-height:40px;padding:8px 0}details[open]>summary{margin-bottom:12px}.question-picker{border:1px solid var(--line);border-radius:10px;padding:16px;margin:20px 0}.picker-controls{display:grid;grid-template-columns:2fr 1fr 1fr;gap:14px}.picker-controls label{margin:0}.picker-list{max-height:360px;overflow:auto;border-top:1px solid var(--line)}.picker-list>label{display:flex;align-items:flex-start;gap:12px;padding:14px 0;margin:0;border-bottom:1px solid var(--line)}.picker-list>label input{margin-top:4px}.picker-list>label>span{flex:1}.picker-list b,.picker-list>label>span>span{display:block;font-size:12px;line-height:1.8}.picker-list>label>span>span{font-weight:400;color:var(--muted);margin-top:4px}.candidate-layout{display:grid;grid-template-columns:270px minmax(0,1fr);gap:20px}.candidate-layout select{width:100%}.candidate-layout pre{white-space:pre-wrap;overflow-wrap:anywhere}.audit-list{max-height:540px;overflow:auto}.audit-row{display:grid;grid-template-columns:130px minmax(0,1fr);gap:18px;padding:16px 0;border-bottom:1px solid var(--line);font-size:13px}.audit-row time{color:var(--muted);font-size:12px}.audit-row b{font-size:13px}.audit-row p{margin:4px 0;color:var(--muted)}#message:empty{display:none}#message{max-width:1260px;margin:16px auto 0;padding:12px 18px;background:#edf4fc;border:1px solid #dbe6f8;color:#285296;border-radius:10px;font-size:13px;white-space:pre-wrap}#message.error{background:#fff0eb;color:#a43e33;border-color:#edcabe}pre{white-space:pre-wrap;overflow-wrap:anywhere}.login-layout{display:grid;grid-template-columns:1.3fr 1fr;gap:70px;align-items:center;max-width:1020px;margin:70px auto}.login-story h1{font-size:36px;line-height:1.6;margin:20px 0}.login-story>p{color:var(--muted);font-size:14px}.login-mark{width:55px;height:55px;font-size:28px;border-radius:15px}.login-card{padding:32px}.login-card form>button{width:100%;margin-top:12px}.admin-login .admin-header{position:static}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:18px}
@media(max-width:1200px){.admin-header{gap:15px;padding:12px 20px}.admin-header nav{order:3;flex-basis:100%}.admin-header #admin-user-actions{margin-left:auto}.followup-row{grid-template-columns:24px minmax(100px,1fr) minmax(100px,1fr)}.followup-row>.badge{grid-column:2/-1;justify-self:start}.followup-layout{grid-template-columns:minmax(0,1.3fr) minmax(280px,1fr)}}@media(max-width:850px){main{padding:22px 18px 50px}.followup-layout{grid-template-columns:1fr}.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.candidate-layout{grid-template-columns:1fr}.login-layout{grid-template-columns:1fr;gap:24px;margin:24px auto;max-width:500px}.login-story h1{font-size:27px}.login-story{padding:8px}.picker-controls{grid-template-columns:1fr 1fr}.picker-controls>label:first-child{grid-column:1/-1}.admin-header nav button{padding:8px 11px}.card{padding:20px}.admin-header{position:static}}@media(max-width:480px){.admin-header{padding:14px}.admin-brand{font-size:14px}.admin-header #admin-user-actions{width:100%;justify-content:space-between}.workspace-heading{align-items:flex-start;gap:10px}.workspace-heading h1{font-size:23px}.workspace-heading>.secondary{padding:9px 12px;font-size:12px}.metric{padding:15px}.metric-grid{gap:10px}.followup-row{grid-template-columns:23px minmax(0,1fr);gap:10px;padding:16px}.followup-reason,.followup-row>.badge{grid-column:2}.section-heading{gap:10px}.audit-row{grid-template-columns:1fr;gap:4px}.actions>*,.row-actions>*{flex-shrink:1}input[type=file]{font-size:12px}.card{padding:18px}.followup-panel{padding:0}.question-picker{padding:12px}.mastery-line{grid-template-columns:minmax(90px,1.2fr) minmax(40px,1fr) 32px}button{font-size:14px}.login-card{padding:24px}}

.group-practice-text{white-space:pre-wrap;overflow-wrap:anywhere;font-family:inherit;font-size:14px;line-height:1.9;max-height:460px;overflow:auto;padding:16px;background:#f7f6f0;border-radius:10px}

.student-learning-brief,.student-risk-brief{display:block;line-height:1.8;margin:6px 0 0 24px;overflow-wrap:anywhere}.student-learning-brief{color:#777467}.student-risk-brief{color:#b46d26}.followup-card>label{min-width:0;flex:1}