:root{--bg: #eef1f5;--panel: #ffffff;--ink: #12202e;--muted: #64748b;--line: #dbe1e8;--brand: #0b2545;--brand-2: #123a66;--accent: #c8102e;--accent-ink: #ffffff}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.topbar{display:flex;align-items:center;gap:1.5rem;padding:.85rem 1.25rem;background:linear-gradient(180deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 1px 4px #1018282e}.brand{font-weight:800;letter-spacing:.02em;text-transform:uppercase;color:#fff}.brand span{color:#9db8d8;font-weight:600}.topbar nav{display:flex;gap:1.1rem}.topbar nav a{color:#b9c9dd;font-weight:600}.topbar nav a:hover{color:#fff;text-decoration:none}.topbar nav a.active{color:#fff;border-bottom:2px solid var(--accent);padding-bottom:2px}.topbar .user{margin-left:auto;display:flex;align-items:center;gap:.75rem;color:#b9c9dd;font-size:.9rem}main{padding:1.5rem;max-width:1100px;margin:0 auto}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:1.25rem;box-shadow:0 1px 3px #1018280f}.center{display:grid;place-items:center;min-height:60vh;color:var(--muted)}.login{display:grid;place-items:center;min-height:100vh;background:linear-gradient(160deg,var(--brand),var(--brand-2) 70%)}.login .card{width:350px;display:flex;flex-direction:column;gap:.75rem;border-top:4px solid var(--accent)}.login h1{margin:0;font-size:1.15rem;text-transform:uppercase;letter-spacing:.02em}.login label{display:flex;flex-direction:column;gap:.25rem;font-size:.85rem;color:var(--muted)}input,select,button{font:inherit;padding:.55rem .65rem;border-radius:8px;border:1px solid var(--line);background:#fff;color:var(--ink)}input:focus,select:focus{outline:2px solid rgba(200,16,46,.35);outline-offset:1px}button{background:var(--accent);color:var(--accent-ink);border:none;font-weight:600;cursor:pointer}button:hover:not(:disabled){filter:brightness(1.08)}button:disabled{opacity:.55;cursor:default}.btn-secondary{background:#e7ecf2;color:#1e293b;border:1px solid var(--line)}.btn-danger{background:#b91c1c;color:#fff}.muted{color:var(--muted)}.error{color:#b91c1c;font-size:.85rem}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:.5rem .6rem;border-bottom:1px solid var(--line)}th{color:var(--muted);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.03em}tbody tr:hover{background:#f8fafc}.toolbar{display:flex;gap:.75rem;align-items:center;margin-bottom:1rem}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem}.pill{background:#f1f5f9;border:1px solid var(--line);border-radius:999px;padding:.1rem .6rem;font-size:.75rem;color:var(--muted)}.result-W{color:#166534;border-color:#bbf7d0;background:#f0fdf4}.result-L{color:#991b1b;border-color:#fecaca;background:#fef2f2}.result-T{color:#92400e;border-color:#fde68a;background:#fffbeb}summary{color:var(--ink);font-weight:600}