:root { --ink: #1b2430; --ink2: #4b5563; --muted: #6b7682; --bg: #f6f8f7; --card: #ffffff; --rule: #e3e8e5; --acc: #1b6e3a; --acc-soft: #e4f3ea; --r: 14px; }
@media (prefers-color-scheme: dark) { :root { --ink: #e7ebe8; --ink2: #b6bfba; --muted: #8b958f; --bg: #0f1512; --card: #171f1a; --rule: #263029; --acc: #58c27a; --acc-soft: #1b2f23; } }
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: var(--ink); background: var(--bg); }
a { color: var(--acc); }
.wrap { max-width: 960px; margin: 0 auto; padding: 0 20px; }
header { background: var(--card); border-bottom: 1px solid var(--rule); position: sticky; top: 0; z-index: 5; }
header .wrap { display: flex; align-items: center; gap: 14px; min-height: 62px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-weight: 700; font-size: 18px; }
.brand img { width: 30px; height: 30px; }
nav { margin-left: auto; display: flex; gap: 6px 16px; flex-wrap: wrap; font-size: 14.5px; }
nav a { color: var(--ink2); text-decoration: none; padding: 6px 0; }
nav a:hover { color: var(--acc); }
.hero { padding: 56px 0 36px; }
.hero h1 { font-size: 34px; line-height: 1.2; margin: 0 0 12px; letter-spacing: -.3px; }
.hero p { font-size: 18px; color: var(--ink2); margin: 0; max-width: 680px; }
section { padding: 26px 0; }
h2 { font-size: 22px; margin: 0 0 10px; }
h3 { font-size: 17px; margin: 18px 0 6px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.card { background: var(--card); border: 1px solid var(--rule); border-radius: var(--r); padding: 18px 18px 16px; }
.card b { display: block; margin-bottom: 4px; }
.card p { margin: 0; color: var(--ink2); font-size: 15px; }
.note { border-left: 3px solid var(--acc); background: var(--acc-soft); padding: 12px 16px; border-radius: 10px; }
.doc { background: var(--card); border: 1px solid var(--rule); border-radius: var(--r); padding: 28px 30px; margin: 28px 0; }
.doc h1 { font-size: 28px; margin: 0 0 4px; }
.doc .meta { color: var(--muted); font-size: 14px; margin-bottom: 18px; }
.doc h2 { font-size: 19px; margin: 26px 0 8px; }
.doc ul { padding-left: 22px; }
.doc li { margin: 4px 0; }
.doc table { border-collapse: collapse; width: 100%; font-size: 15px; }
.doc th, .doc td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.doc th { color: var(--ink2); font-weight: 600; }
footer { border-top: 1px solid var(--rule); color: var(--muted); font-size: 14px; padding: 24px 0 40px; margin-top: 30px; }
footer .wrap { display: flex; gap: 8px 22px; flex-wrap: wrap; align-items: center; }
footer a { color: var(--ink2); text-decoration: none; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 14px; background: var(--bg); padding: 1px 6px; border-radius: 6px; }
@media (max-width: 640px) { .hero h1 { font-size: 27px; } .doc { padding: 20px 18px; } nav { margin-left: 0; } }