:root {
  color-scheme: light dark;
  --bg: #f8fafc; --panel: #ffffff; --fg: #0f172a; --muted: #475569; --line: #e2e8f0; --soft: #f1f5f9;
  --accent: #2563eb; --accent-fg: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0b1020; --panel: #0f172a; --fg: #e2e8f0; --muted: #94a3b8; --line: #1e293b; --soft: #111c33; --accent: #60a5fa; --accent-fg: #0f172a; }
}
* { box-sizing: border-box; }
html { background: var(--bg); }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.6 system-ui, -apple-system, "Segoe UI", sans-serif; }
a { color: var(--accent); }
.wrap { max-width: 960px; margin: 0 auto; padding: 0 16px; }
.top { border-bottom: 1px solid var(--line); background: var(--panel); }
.top .wrap { display: flex; align-items: center; gap: 10px; height: 56px; }
.top a.brand { display: flex; align-items: center; gap: 8px; color: var(--fg); text-decoration: none; font-weight: 700; }
.top nav { margin-left: auto; display: flex; gap: 16px; font-size: 14px; }
.top nav a { color: var(--muted); text-decoration: none; }
.top nav a:hover { color: var(--fg); }
.hero { padding: 72px 0 40px; }
.hero h1 { font-size: clamp(32px, 6vw, 52px); line-height: 1.1; margin: 0 0 16px; letter-spacing: -.02em; }
.hero p.lede { font-size: 19px; color: var(--muted); max-width: 40ch; margin: 0 0 28px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.btn { display: inline-block; border-radius: 10px; padding: 12px 20px; font-weight: 600; text-decoration: none; border: 1px solid var(--line); color: var(--fg); background: var(--panel); }
.btn.primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
.small { font-size: 14px; color: var(--muted); }
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin: 48px 0; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 22px; }
.card h2, .card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }
.try { margin: 0 0 48px; }
.try .row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.try button { font: inherit; font-size: 14px; border: 1px solid var(--line); background: var(--soft); color: var(--fg); border-radius: 999px; padding: 6px 14px; cursor: pointer; }
.try button[aria-pressed=true] { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.shot { margin: 0 0 48px; }
.shot img { width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--line); display: block; }
.doc { padding: 48px 0 64px; max-width: 760px; }
.doc h1 { font-size: 34px; line-height: 1.2; margin: 0 0 8px; }
.doc h2 { font-size: 20px; margin: 32px 0 8px; }
.doc table { width: 100%; border-collapse: collapse; font-size: 15px; display: block; overflow-x: auto; }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--line); }
.doc code { font: 14px ui-monospace, Menlo, monospace; background: var(--soft); padding: 1px 4px; border-radius: 4px; }
footer { border-top: 1px solid var(--line); padding: 24px 0 40px; font-size: 14px; color: var(--muted); }
footer p { margin: 0 0 8px; }
@media (max-width: 640px) { .grid { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .hero { padding-top: 40px; } .top nav { gap: 12px; } }