:root {
  --bg: #0f1115;
  --panel: #181c22;
  --panel2: #11151a;
  --border: #2b323c;
  --text: #f5f7fa;
  --muted: #a7b0bd;
  --brand: #e74315;
  --ok: #4cc38a;
  --warn: #f3b64b;
  --bad: #ff6b6b;
  --link: #8fc7ff;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(circle at top, #18202a 0, var(--bg) 34rem);
  color: var(--text);
}
a { color: var(--link); }
.wrap { max-width: 980px; margin: 0 auto; padding: 34px 20px 64px; }
.brand { color: var(--brand); font-size: 13px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
h1 { margin: 8px 0 10px; font-size: clamp(30px, 5vw, 46px); }
h2 { margin-top: 0; }
.lede { color: var(--muted); line-height: 1.6; max-width: 760px; }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; margin-top: 28px; }
.card, .panel {
  background: rgba(24,28,34,.95);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  box-shadow: 0 16px 38px rgba(0,0,0,.22);
}
.card h2 { margin: 4px 0 8px; font-size: 21px; }
.card p { color: var(--muted); line-height: 1.55; }
.meta { display:flex; gap:8px; flex-wrap:wrap; margin-top: 14px; }
.badge { background:#12161c; border:1px solid #343c48; border-radius:999px; padding:6px 9px; font-size:12px; color:#c8d0db; }
.button {
  display:inline-block; border:0; background:var(--brand); color:white; text-decoration:none;
  padding:10px 14px; border-radius:9px; font-weight:700; cursor:pointer;
}
.button.secondary { background:#29313c; }
input, select, textarea {
  width:100%; padding:11px 12px; margin:6px 0 14px; border-radius:8px;
  border:1px solid #3a4350; background:#0d1116; color:var(--text);
}
label { display:block; font-weight:700; font-size:14px; margin-top:8px; }
pre, code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
pre {
  white-space:pre-wrap; overflow-wrap:anywhere; background:#0d1116; border:1px solid #303844;
  border-radius:10px; padding:14px; color:#d9e2ee;
}
.notice { padding:12px 14px; border-radius:10px; margin:16px 0; border:1px solid #3a4350; background:#131820; color:#ccd5e0; }
.notice.warn { border-color:#70582d; color:#f4dca6; }
.result { margin-top:16px; min-height:54px; }
.ok { color:var(--ok); }
.bad { color:var(--bad); }
.muted { color:var(--muted); }
.nav { margin-bottom:22px; }
.nav a { color:#d7dde6; text-decoration:none; margin-right:14px; }
.footer { color:#7f8997; font-size:12px; margin-top:30px; line-height:1.5; }
table { width:100%; border-collapse:collapse; margin-top:12px; }
th, td { border-bottom:1px solid #303844; text-align:left; padding:10px 8px; }
th { color:#cfd7e2; font-size:13px; }
td { color:#aeb8c5; }
@media (max-width:720px) { .grid { grid-template-columns:1fr; } }