:root{--bg:#0a0c14;--fg:#e8eaf0;--accent:#4ec9b0;--accent-2:#6e8bff;--muted:#9aa0b4;--card:#131722;--border:#232838}*{box-sizing:border-box}body,html{margin:0;background:var(--bg);color:var(--fg);font-family:Inter,-apple-system,BlinkMacSystemFont,system-ui,sans-serif;font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--accent-2);text-decoration:none}a:hover{text-decoration:underline}main{min-height:100dvh;padding:48px 24px;max-width:880px;margin:0 auto}.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:32px;margin-bottom:16px}.card h1{margin:0 0 8px;font-size:28px;font-weight:600}.card .lead{color:var(--muted);margin:0 0 24px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:12px 20px;border-radius:10px;border:1px solid var(--border);background:transparent;color:var(--fg);font-size:14px;font-weight:500;cursor:pointer;transition:background .12s ease}.btn,.btn:hover{text-decoration:none}.btn:hover{background:hsla(0,0%,100%,.04)}.btn-primary{background:var(--accent);border-color:var(--accent);color:#0a0c14}.btn-primary:hover{background:#3eb89d}.row{display:flex;gap:12px;flex-wrap:wrap}.kv{display:grid;grid-template-columns:200px 1fr;grid-gap:8px 16px;gap:8px 16px;font-size:14px}.kv dt{color:var(--muted)}.kv dd{margin:0;font-family:JetBrains Mono,monospace}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600}.badge-ok{background:rgba(78,201,176,.15);color:var(--accent)}.badge-bad{background:hsla(0,100%,71%,.15);color:#ff6b6b}