:root{font-family:Microsoft YaHei,Inter,system-ui,sans-serif;color:#101828;background:#f3f5f8;font-synthesis:none;--navy:#172840;--primary:#2863b6;--primary-soft:#eaf2fd;--line:#d8dee8;--muted:#667085;--green:#16875b;--red:#b42318;--amber:#a15c00;--radius:9px}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button{cursor:pointer}a{color:inherit}.app-shell{min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:248px;padding:22px 14px;background:var(--navy);color:#fff;z-index:20;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;padding:0 4px 24px}.brand-mark{width:44px;height:44px;display:grid;place-items:center;border-radius:8px;background:#fff;color:var(--navy);font-weight:800}.brand strong,.brand small,.sidebar-account strong,.sidebar-account small{display:block}.brand small,.sidebar-account small{margin-top:4px;color:#b8c7da;font-size:12px}.sidebar nav{display:grid;gap:7px}.sidebar nav a{display:flex;align-items:center;gap:12px;padding:11px 12px;text-decoration:none;border-radius:7px;color:#dce7f7}.sidebar nav a.router-link-active{background:#2f67b8;color:#fff}.sidebar-account{margin-top:auto;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:10px;padding:14px 5px 0;border-top:1px solid #3b4d66}.avatar{width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:#eaf2fd;color:#245a9f;font-weight:700}.icon-ghost,.mobile-close,.menu-button{border:0;background:transparent;color:inherit}.mobile-close{display:none;position:absolute;top:18px;right:12px}.main-column{min-height:100vh;margin-left:248px}.topbar{height:73px;padding:0 28px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:14px}.topbar h1{font-size:20px;margin:0}.topbar p{font-size:12px;color:var(--muted);margin:5px 0 0}.topbar-user{margin-left:auto;display:flex;align-items:center;gap:8px}.menu-button{display:none;padding:8px;border:1px solid var(--line);border-radius:7px;color:#101828}.page-content{padding:26px 28px 50px;max-width:1500px}.hero,.card,.metric-card,.empty-state{border:1px solid var(--line);border-radius:var(--radius);background:#fff}.hero{padding:25px;margin-bottom:18px;background:#eaf2fd;border-color:#c3d6f1}.hero h2{font-size:24px;margin:7px 0}.hero p{margin:0;color:#44546a}.eyebrow{font-size:12px;color:var(--primary);font-weight:700}.grid{display:grid;gap:16px;margin:18px 0}.grid.three{grid-template-columns:repeat(3,1fr)}.grid.two{grid-template-columns:repeat(2,1fr)}.metric-card{padding:19px}.metric-card span,.metric-card small{display:block;color:var(--muted);font-size:12px}.metric-card strong{display:block;font-size:25px;margin:8px 0}.card{overflow:hidden;margin:18px 0}.card>header,.modal header{padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line)}.card h2,.modal h2{margin:0;font-size:18px}.card header p{margin:4px 0 0;color:var(--muted);font-size:12px}.card-body{padding:20px}.notice{padding:14px 16px;margin:16px 0;border:1px solid #b8cae4;border-radius:8px;background:#edf4fd;color:#284667}.notice p{margin:7px 0}.notice.danger{color:#8a2018;border-color:#efb2ad;background:#fff0ef}.notice.success{color:#13633f;border-color:#a8d8bf;background:#edf9f2}.notice.warning{color:#704e00;border-color:#ecd386;background:#fff8df}.button{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:8px 14px;border:1px solid transparent;border-radius:6px;text-decoration:none;font-weight:650}.button.primary{background:var(--primary);color:#fff}.button.secondary{background:#fff;color:var(--primary);border-color:#aac2e6}.button.ghost{background:#fff;border-color:var(--line)}.button.danger{background:#fff;color:var(--red);border-color:#efb2ad}.button.small{min-height:31px;padding:5px 10px;font-size:12px}.button.full{width:100%}.button:disabled{opacity:.5;cursor:not-allowed}.page-actions{display:flex;justify-content:flex-end}.action-list{display:flex;flex-wrap:wrap;gap:10px}.action-list a{padding:12px 14px;border:1px solid var(--line);border-radius:7px;text-decoration:none;color:var(--primary)}label{display:grid;gap:7px;font-size:13px;font-weight:650}input,select,textarea{width:100%;min-height:40px;padding:8px 10px;border:1px solid #c7cfda;border-radius:6px;background:#fff;color:#101828}textarea{min-height:100px;resize:vertical}label small{min-height:16px;color:var(--red);font-size:11px;font-weight:400}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.full-row{grid-column:1/-1}.form-actions{display:flex;justify-content:flex-end;gap:10px}.form-error{color:var(--red);font-size:13px}.form-success{color:var(--green);font-size:13px}.auth-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(135deg,#edf3fb,#f7f8fa)}.auth-card{width:min(430px,100%);padding:30px;border:1px solid var(--line);border-radius:12px;background:#fff;box-shadow:0 18px 55px #1728401f}.auth-card.wide{width:min(780px,100%)}.auth-brand{display:flex;align-items:center;gap:12px}.auth-brand small,.auth-brand strong{display:block}.auth-brand small{color:var(--muted);margin-top:3px}.auth-heading{margin:26px 0 20px}.auth-heading h1{margin:0 0 7px;font-size:26px}.auth-heading p,.auth-footer,.auth-help{color:var(--muted);font-size:13px}.auth-card form:not(.form-grid){display:grid;gap:15px}.auth-footer{text-align:center;margin:20px 0 7px}.auth-footer a{color:var(--primary)}.auth-help{text-align:center;margin:0}.center{text-align:center}.success-mark{width:58px;height:58px;margin:0 auto 18px;display:grid;place-items:center;border-radius:50%;background:#e4f6ee;color:var(--green);font-size:28px}.loading-state,.empty-state{padding:45px 20px;text-align:center;color:var(--muted)}.empty-state h3{color:#101828}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}th{font-size:12px;color:var(--muted);background:#f8fafc}td small{display:block;margin-top:4px;color:var(--muted)}.table-actions{display:flex;gap:6px}.status-badge,.tag{display:inline-flex;padding:4px 8px;border-radius:14px;font-size:11px;font-weight:700;background:#eef1f4}.status-badge.approved,.status-badge.active{color:var(--green);background:#e8f6ef}.status-badge.pending{color:var(--amber);background:#fff4db}.status-badge.rejected,.status-badge.disabled{color:var(--red);background:#fdecea}.modal{position:fixed;inset:50% auto auto 50%;transform:translate(-50%,-50%);width:min(620px,calc(100vw - 28px));padding:0;border:0;border-radius:10px;box-shadow:0 18px 60px #0f172a4d;z-index:50}.modal::backdrop{background:#0f172a80}.modal[open]:before{content:"";position:fixed;inset:-100vh -100vw;z-index:-1;background:#0f172a80}.modal-body{padding:20px;display:grid;gap:16px;max-height:70vh;overflow:auto}.modal footer{display:flex;justify-content:flex-end;gap:9px;padding:14px 20px;border-top:1px solid var(--line);background:#f8fafc}.wide-modal{width:min(900px,calc(100vw - 28px))}.weights{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:15px;border:1px solid var(--line);border-radius:8px}.weights>strong{grid-column:1/-1;display:flex;justify-content:space-between}.text-danger{color:var(--red)}.period-card dl{display:grid;gap:13px;margin:0}.period-card dl div{display:grid;grid-template-columns:110px 1fr;gap:10px}.period-card dt{color:var(--muted)}.period-card dd{margin:0}.muted{color:var(--muted)}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:22px 0 12px}.section-heading h3{margin:0;font-size:16px}.material-list,.reflection-grid{display:grid;gap:10px}.reflection-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.material-item{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:14px;border:1px solid var(--line);border-radius:8px;background:#fafbfc}.material-item small{display:block;margin-top:5px;color:var(--muted)}.material-item p{margin:8px 0 0}.reflection-text{white-space:pre-wrap;line-height:1.75;color:#344054}.notification-card{cursor:pointer}.notification-card.unread{border-left:4px solid var(--primary);background:#fbfdff}.notification-card h2{margin:12px 0 8px;font-size:18px}.notification-card p{white-space:pre-wrap;line-height:1.7}.notification-card small{color:var(--muted)}.todo-list{display:grid;gap:9px}.todo-item{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:13px 14px;border:1px solid var(--line);border-radius:7px;text-decoration:none}.todo-item small{display:block;margin-top:5px;color:var(--muted)}.todo-item b{min-width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:var(--primary);color:#fff}.mapping-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:20px}.preview-table{max-height:330px;margin:18px 0;border:1px solid var(--line);border-radius:8px}.preview-table th{position:sticky;top:0;white-space:nowrap}.preview-table td{white-space:nowrap}.result-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.result-metrics>div{padding:18px;border:1px solid var(--line);border-radius:8px;background:#f8fafc}.result-metrics small,.result-metrics strong{display:block}.result-metrics small{color:var(--muted)}.result-metrics strong{margin-top:10px;font-size:26px}.positive-change strong{color:var(--green)}.negative-change strong{color:var(--red)}.file-row{display:flex;align-items:center;justify-content:space-between;gap:18px}.file-row h2{margin:10px 0 6px}.file-row p{margin:0}.cohort-stat-table table{min-width:720px}.cohort-stat-table td:nth-child(3),.cohort-stat-table td:nth-child(4){text-align:center;font-weight:700}.grade-comparison-table table{min-width:1540px}.grade-comparison-table th[rowspan]{vertical-align:middle}.grade-comparison-table .comparison-group{text-align:center;font-size:13px}.grade-comparison-table .before-group{background:#eef4ff;color:#245a9f}.grade-comparison-table .after-group{background:#edf9f2;color:#13633f}.grade-comparison-table td:nth-child(n+3){text-align:center}.grade-comparison-table .grade-empty{color:#a0a8b3;background:#fafbfc}.grade-comparison-table .positive-change,.grade-comparison-table .negative-change{text-align:center}@media(max-width:850px){.sidebar{transform:translate(-100%);transition:.2s}.sidebar.open{transform:translate(0)}.mobile-close,.menu-button{display:block}.scrim{position:fixed;inset:0;background:#0f172a73;z-index:15}.main-column{margin-left:0}.topbar{padding:0 14px}.topbar-user{display:none}.page-content{padding:18px 13px 40px}.grid.three,.grid.two,.form-grid,.mapping-grid,.result-metrics{grid-template-columns:1fr}.full-row{grid-column:auto}.weights{grid-template-columns:repeat(2,1fr)}.weights>strong{grid-column:1/-1}.hero{padding:19px}.table-wrap{margin:0 -1px}.period-card dl div{grid-template-columns:1fr}.register-page{place-items:start center}.auth-card{padding:23px}.reflection-grid{grid-template-columns:1fr}.material-item{display:grid}.material-item .table-actions{flex-wrap:wrap}.section-heading{align-items:flex-start;flex-direction:column}.modal footer{position:sticky;bottom:0}.notification-card{margin:12px 0}.file-row{display:grid}.file-row .button{width:100%}}.reflection-grid .material-item,.reflection-grid .material-item>div{min-width:0}.reflection-grid .material-item>div{width:100%}.reflection-text{overflow-wrap:anywhere;word-break:break-word}.reflection-card{width:100%;color:inherit;font:inherit;text-align:left;cursor:pointer}.reflection-card:hover{border-color:var(--primary);background:#f7fbff}.reflection-card:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.reflection-preview{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;overflow:hidden;white-space:normal;overflow-wrap:anywhere;line-height:1.75;color:#344054}.reflection-open-hint{color:var(--primary)!important}.reflection-detail-modal{width:min(760px,calc(100vw - 28px))}.reflection-detail-meta{margin:0;color:var(--muted);font-size:13px}.reflection-full{margin:0;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word;line-height:1.9;color:#1d2939}.modal-close{min-width:36px;min-height:36px;font-size:24px;line-height:1}.image-preview-modal{width:min(980px,calc(100vw - 28px));overflow:hidden}.image-preview-modal header>div{min-width:0}.image-preview-modal h2{margin-top:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.image-preview-body{min-height:280px;padding:0;place-items:center;background:#101828}.image-preview-image{display:block;width:100%;max-height:68vh;object-fit:contain}.image-preview-state{align-self:center;padding:48px 20px;color:#fff;text-align:center}.image-preview-error{color:#ffd2ce}.image-preview-caption{margin-right:auto;color:var(--muted);font-size:13px}@media(max-width:850px){.image-preview-modal{width:calc(100vw - 16px)}.image-preview-modal header{padding:13px 14px}.image-preview-body{min-height:220px;max-height:66vh}.image-preview-image{max-height:66vh}.image-preview-caption{max-width:65%}}.choice-group{border:1px solid var(--line);border-radius:8px;padding:13px 15px;display:flex;flex-wrap:wrap;gap:10px 18px}.choice-group legend{padding:0 6px;font-size:13px;font-weight:700}.choice-group label{display:flex;align-items:center;gap:7px;font-weight:400}.choice-group input{width:auto;min-height:auto}.inline-filters,.matching-toolbar{display:flex;gap:9px;align-items:center}.inline-filters select,.matching-toolbar select{width:auto;min-width:160px}.tag+.tag{margin-left:4px}.detail-list{display:grid;gap:10px;margin:0}.detail-list div{display:grid;grid-template-columns:145px 1fr;gap:10px}.detail-list dt{color:var(--muted)}.detail-list dd{margin:0}.score-list{display:grid;gap:8px;margin-top:12px}.score-list div{display:grid;grid-template-columns:120px 80px 1fr;gap:10px;padding:10px;border:1px solid var(--line);border-radius:7px}.score-list small,.compact-list small{display:block;color:var(--muted);margin-top:3px}.compact-list{padding-left:18px}.compact-list li{margin:7px 0}.selected-row{background:#f2f7ff}.score-value{font-size:20px;color:var(--primary)}.selection-actions{flex-wrap:wrap}details summary{cursor:pointer;color:var(--primary);font-weight:650}.transition-impact{display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:12px;border:1px solid var(--line);border-radius:8px}.transition-impact>strong{width:100%}.risk-confirm{display:flex;grid-template-columns:auto 1fr;align-items:flex-start;gap:10px;padding:12px;border:1px solid #ecd386;border-radius:8px;background:#fff8df}.risk-confirm input{width:auto;min-height:auto;margin-top:3px}.action-feedback{display:grid;gap:3px;padding:16px 18px;border-width:2px}.action-feedback strong{font-size:15px}.action-feedback p{margin:0;line-height:1.6}.status-badge.submitted{color:var(--primary);background:var(--primary-soft)}.acceptance-readiness{display:grid;gap:6px}.acceptance-readiness p{margin:0}.acceptance-readiness ul{margin:2px 0 0;padding-left:20px}.acceptance-readiness.ready{color:#13633f;border-color:#a8d8bf;background:#edf9f2}@media(max-width:850px){.inline-filters,.matching-toolbar{align-items:stretch;flex-direction:column}.inline-filters select,.matching-toolbar select{width:100%}.score-list div,.detail-list div{grid-template-columns:1fr}}