:root{--ink:#0f1720;--muted:#5b6573;--bg:#f6f8fb;--card:#fff;--line:#d8e0ea;--brand:#0b5fff;--ok:#0a7a3e;--bad:#b42318}
*{box-sizing:border-box}body{margin:0;font:16px/1.55 system-ui,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--brand)}header,main,footer{max-width:960px;margin:0 auto;padding:20px}header{display:flex;gap:16px;align-items:center;justify-content:space-between}
.logo{font-weight:800;text-decoration:none;color:var(--ink);font-size:1.15rem}nav a{margin-left:14px;text-decoration:none;color:var(--muted);font-size:.95rem}
.hero{padding:36px 0 12px}.hero h1{font-size:clamp(1.6rem,3vw,2.3rem);line-height:1.2;margin:0 0 12px}
.lead{color:var(--muted);font-size:1.05rem;max-width:640px}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px;margin:14px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:8px;padding:10px 16px;font:inherit;cursor:pointer;text-decoration:none}
.btn.secondary{background:#fff;color:var(--brand);border:1px solid var(--brand)}.btn:disabled{opacity:.5}
input[type=text]{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font:inherit}
table{width:100%;border-collapse:collapse;font-size:.92rem}th,td{border-bottom:1px solid var(--line);padding:8px;text-align:left}
.ok{color:var(--ok);font-weight:600}.bad{color:var(--bad);font-weight:600}.muted{color:var(--muted);font-size:.9rem}
.price{font-size:1.8rem;font-weight:800}.price small{font-size:.9rem;font-weight:500}
footer{color:var(--muted);font-size:.85rem;padding-bottom:40px}pre{background:#0f1720;color:#e6edf3;padding:12px;border-radius:8px;overflow:auto;font-size:.82rem;white-space:pre-wrap}
.badge{display:inline-block;background:#e8f0ff;color:#0b5fff;border-radius:999px;padding:2px 10px;font-size:.8rem;font-weight:600}