:root {
  --bg: #0d1117;
  --panel: #161b22;
  --fg: #e6edf3;
  --muted: #8b949e;
  --accent: #f5a623;
  --accent2: #58a6ff;
  --green: #2ea043;
  --line: #21262d;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.65 system-ui, -apple-system, Segoe UI, Roboto, sans-serif; }
.wrap { width: 100%; max-width: 860px; margin: 0 auto; padding: 0 22px; }
a { color: var(--accent2); }

.hero { padding: 64px 0 40px; background: radial-gradient(900px 380px at 50% -40%, #1f2733, var(--bg)); border-bottom: 1px solid var(--line); text-align: center; }
.pill { display: inline-block; font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); border: 1px solid var(--accent); border-radius: 999px; padding: 4px 12px; margin-bottom: 18px; }
.hero h1 { font-size: 40px; margin: 0 0 12px; }
.lede { font-size: 18px; color: var(--muted); max-width: 620px; margin: 0 auto 26px; }
.cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.btn { display: inline-block; background: var(--panel); border: 1px solid var(--line); color: var(--fg); padding: 11px 18px; border-radius: 10px; text-decoration: none; font-weight: 600; }
.btn:hover { border-color: var(--accent2); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #1a1205; }

main section { padding: 38px 0; border-bottom: 1px solid var(--line); }
h2 { font-size: 24px; margin: 0 0 16px; }
h3 { margin: 0 0 8px; font-size: 17px; }
code { background: #0b0f14; border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; font-size: 13px; word-break: break-all; }
pre { background: #0b0f14; border: 1px solid var(--line); border-radius: 10px; padding: 16px; overflow-x: auto; }
pre code { border: none; background: none; padding: 0; font-size: 13px; line-height: 1.6; white-space: pre; }

.params { width: 100%; border-collapse: collapse; margin: 8px 0 18px; }
.params th, .params td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.params th { color: var(--muted); font-weight: 600; white-space: nowrap; width: 160px; }

.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.tile { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 20px; }
.tile p { color: var(--muted); font-size: 14px; }
.steps li { margin-bottom: 8px; }
.note { color: var(--muted); font-size: 14px; }

.highlight { background: linear-gradient(180deg, rgba(245,166,35,0.06), transparent); }
.highlight h2 { color: var(--accent); }

footer { padding: 30px 0 50px; text-align: center; color: var(--muted); }
.muted { color: var(--muted); font-size: 13px; }

@media (max-width: 620px) {
  .hero h1 { font-size: 30px; }
  .grid { grid-template-columns: 1fr; }
  .params th { width: auto; }
}