:root{--bg:#0b0d12;--card:#151924;--fg:#eef1f7;--mut:#9aa3b5;--acc:#4f8cff;--bad:#ff6b6b;--ok:#3ecf8e}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.55 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}main{max-width:860px;margin:0 auto;padding:48px 20px 80px}h1{font-size:2.3rem;line-height:1.15;margin:0 0 12px}h2{margin-top:40px}p.sub{color:var(--mut);font-size:1.15rem}.card{background:var(--card);border-radius:14px;padding:22px;margin:18px 0}label{display:block;margin:12px 0 4px;font-weight:600;font-size:.95rem}input,select{width:100%;padding:10px 12px;border-radius:8px;border:1px solid #2a3142;background:#0f131c;color:var(--fg);font-size:1rem}input[type=checkbox]{width:auto;margin-right:8px}.row{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.btn,button{display:inline-block;background:var(--acc);color:#fff;border:0;border-radius:10px;padding:13px 22px;font-size:1.05rem;font-weight:700;cursor:pointer;text-decoration:none;margin-top:16px}button:disabled{opacity:.5;cursor:default}.mut{color:var(--mut);font-size:.9rem}.err{color:var(--bad)}.score{font-size:3.4rem;font-weight:800}.bar{height:8px;background:#232a3a;border-radius:4px;overflow:hidden}.bar>i{display:block;height:100%;background:var(--acc)}.cat{margin:12px 0}.cat b{display:flex;justify-content:space-between}ol.fixes li{margin:8px 0}.hp{position:absolute;left:-9999px}details summary{cursor:pointer;font-weight:600}blockquote{border-left:3px solid var(--acc);margin:6px 0;padding-left:10px;color:var(--mut)}