:root{--bg:#f6f7fb;--surface:#fff;--border:#e4e7ef;--text:#16181d;--text-muted:#6b7280;--primary:#2563eb;--primary-dark:#1d4ed8;--primary-soft:#eff4ff;--success:#059669;--success-soft:#ecfdf5;--danger:#dc2626;--danger-soft:#fef2f2;--warning:#b45309;--warning-soft:#fffbeb;--radius:12px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:15px;line-height:1.5}a{color:var(--primary);text-decoration:none}.shell{display:flex;min-height:100vh}.sidebar{width:230px;flex-shrink:0;background:#101523;color:#e5e9f2;display:flex;flex-direction:column;padding:20px 14px;gap:4px}.sidebar .brand{font-size:17px;font-weight:700;color:#fff;padding:4px 10px 18px;letter-spacing:-.2px}.sidebar .brand span{color:#7ea2ff}.sidebar a.nav-item{display:block;padding:9px 10px;border-radius:8px;color:#aeb7c9;font-weight:500}.sidebar a.nav-item:hover{background:#1a2136;color:#fff}.sidebar a.nav-item.active{background:#22305c;color:#fff}.sidebar .spacer{flex:1 1}.sidebar .whoami{padding:8px 10px;font-size:12.5px;color:#8b94a7;border-top:1px solid #222a3f}.sidebar .whoami strong{display:block;color:#d6dcea;font-size:13px}.sidebar button.signout{margin:8px 10px 0;background:none;border:1px solid #323c57;color:#aeb7c9;border-radius:8px;padding:7px 10px;cursor:pointer;font-size:13px}.sidebar button.signout:hover{color:#fff;border-color:#51608a}.main{flex:1 1;padding:28px 34px;max-width:1060px}.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.page-head h1{font-size:22px;font-weight:700;margin:0}.page-head .sub{color:var(--text-muted);font-size:13.5px;margin-top:2px}.card{border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;margin-bottom:14px}.btn,.card{background:var(--surface)}.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid transparent;border-radius:8px;padding:8px 14px;font-size:14px;font-weight:600;cursor:pointer}.btn:disabled{opacity:.55;cursor:default}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-dark)}.btn-secondary{border-color:var(--border);color:var(--text)}.btn-secondary:hover:not(:disabled){background:var(--bg)}.btn-danger{border-color:#fecaca;color:var(--danger)}.btn-danger:hover:not(:disabled){background:var(--danger-soft)}.btn-sm{padding:5px 10px;font-size:12.5px}.badge,.btn-sm{border-radius:999px}.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;font-size:12px;font-weight:600}.badge-success{background:var(--success-soft);color:var(--success)}.badge-danger{background:var(--danger-soft);color:var(--danger)}.badge-warning{background:var(--warning-soft);color:var(--warning)}.badge-muted{background:#f1f3f8;color:var(--text-muted)}.badge-primary{background:var(--primary-soft);color:var(--primary-dark)}.banner{border-radius:10px;padding:10px 14px;font-size:13.5px;margin-bottom:14px}.banner-success{background:var(--success-soft);color:var(--success)}.banner-error{background:var(--danger-soft);color:var(--danger)}.field{margin-bottom:12px}.field label{display:block;font-size:13px;font-weight:600;margin-bottom:4px;color:#374151}.field input{width:100%;border:1px solid var(--border);border-radius:8px;padding:9px 12px;font-size:14.5px;background:#fafbfe}.field input:focus{outline:2px solid #bfd3ff;border-color:var(--primary)}.hint{font-size:12.5px;color:var(--text-muted);margin:4px 0 12px}.modal-overlay{position:fixed;inset:0;background:rgba(10,14,24,.55);display:flex;align-items:center;justify-content:center;padding:20px;z-index:50}.modal{background:var(--surface);border-radius:14px;padding:22px 24px;width:100%;max-width:460px;max-height:90vh;overflow-y:auto}.modal h2{margin:0 0 6px;font-size:19px}.modal .actions{display:flex;gap:10px;margin-top:16px}.modal .actions .btn{flex:1 1;justify-content:center}.school-row{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}.school-name{font-size:16.5px;font-weight:700}.school-meta{color:var(--text-muted);font-size:13px;margin-top:1px}.pill-row{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}.card-foot{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #f0f2f7;margin-top:12px;padding-top:10px;font-size:12.5px;color:var(--text-muted)}.card-foot .actions{display:flex;gap:8px}table.data{width:100%;border-collapse:collapse;font-size:14px}table.data th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.4px;color:var(--text-muted);padding:8px 10px;border-bottom:1px solid var(--border)}table.data td{padding:10px;border-bottom:1px solid #f0f2f7;vertical-align:top}table.data tr:last-child td{border-bottom:none}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:#101523}.login-card{background:var(--surface);border-radius:16px;padding:30px 32px;width:100%;max-width:380px}.login-card h1{margin:0 0 2px;font-size:22px}.login-card .tag{color:var(--text-muted);font-size:13.5px;margin-bottom:20px}.login-card .btn{width:100%;justify-content:center;margin-top:6px}.sidebar .brand-sub{font-size:11.5px;font-weight:500;color:#7f89a3;letter-spacing:0;margin-top:2px}.sidebar .nav-label{font-size:11px;text-transform:uppercase;letter-spacing:.6px;color:#646e86;padding:16px 10px 4px}.app-chip{display:inline-flex;align-items:center;gap:4px}.link-btn{background:none;border:none;padding:0 2px;color:var(--primary);font-size:12px;font-weight:600;cursor:pointer}.link-btn:disabled{opacity:.5;cursor:default}.error-line{font-size:12.5px;color:var(--danger);margin-top:6px}.app-toggle-row{display:flex;gap:10px}.app-toggle{flex:1 1;display:flex;align-items:center;gap:8px;border:1px solid var(--border);border-radius:8px;padding:9px 12px;font-size:14px;font-weight:600;cursor:pointer;background:#fafbfe}.app-toggle.on{border-color:var(--primary);background:var(--primary-soft);color:var(--primary-dark)}.field select,td select{border:1px solid var(--border);border-radius:8px;padding:7px 10px;font-size:14px;background:#fafbfe}.field select{width:100%}.check-line{display:flex;gap:8px;align-items:flex-start;font-size:13.5px;font-weight:400;margin:6px 0}.check-line input{margin-top:3px}.table-wrap{overflow-x:auto}table.data td.center,table.data th.center{text-align:center}.muted-sm,.you{font-size:12.5px;color:var(--text-muted)}.detail-pre{font-size:12px;background:var(--bg);border-radius:8px;padding:8px;max-width:420px;overflow-x:auto}.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));grid-gap:14px;gap:14px}.tool-card{display:block;color:inherit;margin:0}.tool-card:hover{border-color:var(--primary)}@media (max-width:760px){.shell{flex-direction:column}.sidebar{width:100%;flex-direction:row;flex-wrap:wrap;align-items:center;padding:12px}.sidebar .nav-label,.sidebar .spacer,.sidebar .whoami{display:none}.main{padding:18px 16px}.app-toggle-row{flex-direction:column}}