:root{--bg:#0b0d12;--card:#141821;--line:#232a36;--text:#e8ecf3;--muted:#8b95a7;--accent:#7c5cff;--good:#2fbf71;--warn:#f0b429;--bad:#ef4444}
*{box-sizing:border-box}body{margin:0;font:16px/1.55 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}
a{color:#a996ff}.wrap{max-width:860px;margin:0 auto;padding:32px 20px}
header{display:flex;align-items:center;justify-content:space-between;margin-bottom:48px}.logo{font-weight:800;font-size:22px;letter-spacing:-.02em}.logo span{color:var(--accent)}
nav a{color:var(--muted);text-decoration:none;margin-left:20px;font-size:14px}
h1{font-size:44px;line-height:1.1;letter-spacing:-.03em;margin:0 0 14px}h2{font-size:22px;margin:48px 0 14px}.lead{color:var(--muted);font-size:18px;max-width:640px}
form{display:flex;gap:10px;margin:28px 0 10px}input{flex:1;padding:14px 16px;border-radius:12px;border:1px solid var(--line);background:var(--card);color:var(--text);font:inherit}
button{padding:14px 20px;border:0;border-radius:12px;background:var(--accent);color:#fff;font-weight:600;font:inherit;cursor:pointer}button.secondary{background:#232a36}button:disabled{opacity:.6;cursor:wait}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px;margin-top:20px}
.score{display:flex;align-items:center;gap:20px}.grade{width:72px;height:72px;border-radius:16px;display:grid;place-items:center;font-size:36px;font-weight:800}
.gA,.gB{background:rgba(47,191,113,.15);color:var(--good)}.gC{background:rgba(240,180,41,.15);color:var(--warn)}.gD,.gF{background:rgba(239,68,68,.15);color:var(--bad)}
.pill{display:inline-block;padding:3px 10px;border-radius:999px;font-size:13px;margin:4px 6px 0 0;background:#232a36}.high{color:var(--bad)}.medium{color:var(--warn)}.low{color:#9fb3c8}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.muted{color:var(--muted)}small{color:var(--muted)}
.disclaimer{border:1px solid rgba(240,180,41,.35);background:rgba(240,180,41,.07);border-radius:12px;padding:14px 16px;font-size:14px;color:#f3d48a;margin-top:28px}
table{width:100%;border-collapse:collapse;font-size:14px}td,th{padding:8px 6px;border-bottom:1px solid var(--line);text-align:left}code{font-size:13px;background:#0f1218;padding:2px 6px;border-radius:6px;word-break:break-all}
footer{margin-top:64px;color:var(--muted);font-size:13px;border-top:1px solid var(--line);padding-top:20px}.qr{background:#fff;border-radius:12px;padding:8px;width:220px}