:root{--bg:#f5f7fb;--card:#fff;--text:#172033;--muted:#687089;--brand:#3157d5;--ok:#12835b;--warn:#9a6700;--danger:#b42318;--line:#e5e9f2}*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:var(--bg);color:var(--text)}a{text-decoration:none;color:inherit}.wrap{max-width:1180px;margin:auto;padding:24px}.top{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--line);z-index:5}.top .wrap{display:flex;justify-content:space-between;align-items:center;padding-top:14px;padding-bottom:14px}.brand{font-weight:800}.nav{display:flex;gap:10px;align-items:center}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:12px;padding:11px 16px;background:var(--brand);color:#fff;font-weight:700;cursor:pointer}.btn.alt{background:#eef2ff;color:#2543a5}.btn.ok{background:var(--ok)}.btn.danger{background:var(--danger)}.btn.ghost{background:#fff;color:var(--text);border:1px solid var(--line)}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid.two{grid-template-columns:repeat(2,1fr)}.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:0 8px 24px rgba(21,32,61,.05)}h1,h2,h3{margin-top:0}.muted{color:var(--muted)}.field{margin-bottom:14px}.field label{display:block;font-weight:700;margin-bottom:6px}.field input,.field select,.field textarea{width:100%;padding:12px;border:1px solid #ccd3e0;border-radius:10px;background:#fff}.alert{padding:12px 14px;border-radius:12px;margin:10px 0}.alert.success{background:#e9f8f1;color:#096b49}.alert.error{background:#fdecec;color:#9e1c14}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;padding:12px;border-bottom:1px solid var(--line);vertical-align:top}.badge{display:inline-block;padding:6px 9px;border-radius:999px;background:#edf1f7;font-size:12px;font-weight:700}.badge.ok{background:#e5f7ef;color:#08734d}.badge.warn{background:#fff6d9;color:#7a5200}.hero{padding:70px 0}.hero h1{font-size:48px;max-width:780px}.hero p{font-size:19px;max-width:720px}.paper{background:white;max-width:794px;margin:20px auto;padding:45px;box-shadow:0 10px 35px rgba(0,0,0,.12);min-height:1123px}.paper .q{margin:22px 0}.paper .marks{float:right}.progress{height:10px;background:#e8ecf4;border-radius:999px;overflow:hidden}.progress span{display:block;height:100%;background:var(--brand)}@media(max-width:800px){.grid,.grid.two{grid-template-columns:1fr}.hero h1{font-size:36px}.nav{flex-wrap:wrap}.paper{padding:22px}}
@media print{.top,.no-print{display:none!important}body{background:white}.paper{box-shadow:none;margin:0;max-width:none;min-height:auto}}