:root{--navy:#0f1b2d;--navy2:#162842;--gold:#ffc107;--bg:#f4f7fb;--card:#fff;--text:#111827;--muted:#64748b;--green:#16a34a;--red:#dc2626;--line:#e5eaf1;--blue:#2563eb}*{box-sizing:border-box}body{margin:0;font:14px/1.45 Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;background:var(--bg);color:var(--text)}button,a{font:inherit}.top{height:68px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 28px;gap:20px;position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:10px;color:var(--navy);text-decoration:none}.brand span:last-child{display:grid;line-height:1}.brand small{font-size:9px;letter-spacing:3px;margin-top:4px}.mark{width:36px;height:36px;background:var(--navy);color:var(--gold);display:grid;place-items:center;font-weight:900;border-radius:10px}.demo-pill{margin:auto;background:#fff8dc;border:1px solid #f3d46a;color:#765900;padding:7px 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span{font-size:12px;color:var(--muted)}.student-hero{background:linear-gradient(120deg,var(--navy),#203b60);color:#fff;border-radius:17px;padding:22px;display:flex;align-items:center;gap:16px;margin-bottom:16px}.avatar{width:60px;height:60px;border-radius:50%;background:var(--gold);color:var(--navy);font-size:21px;font-weight:900;display:grid;place-items:center}.student-hero h2{margin:0}.student-hero p{margin:4px 0;color:#b8c9dd}.status{margin-left:auto;background:#16a34a20;color:#86efac;border:1px solid #22c55e50;padding:7px 10px;border-radius:999px;font-weight:800}.quick{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.quick button{background:#fff;border:1px solid var(--line);padding:18px;border-radius:13px;text-align:left;cursor:pointer;font-weight:800;color:var(--navy)}.quick button span{display:block;font-size:22px;margin-bottom:7px}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;padding:11px;border-bottom:1px solid var(--line)}.table th{font-size:11px;color:var(--muted);text-transform:uppercase}.pill{display:inline-block;padding:4px 8px;border-radius:99px;background:#dcfce7;color:#166534;font-size:11px;font-weight:800}.warn{background:#fff7d6;color:#854d0e}.danger{background:#fee2e2;color:#991b1b}.score{width:64px;padding:8px;border:1px solid var(--line);border-radius:7px}.savebar{display:flex;align-items:center;margin-top:15px;background:#f8fafc;padding:12px;border-radius:10px}.savebar span{color:var(--green);font-weight:700}.savebar button{margin-left:auto}.toast{position:fixed;right:24px;bottom:24px;background:var(--navy);color:#fff;padding:12px 16px;border-radius:10px;box-shadow:0 10px 35px #0003;opacity:0;transform:translateY(10px);pointer-events:none;transition:.2s;z-index:50}.toast.show{opacity:1;transform:none}.notice{padding:10px 12px;border-radius:9px;background:#fff8dc;border:1px solid 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