:root{--bg:#f6eedd;--text:#221d1a;--muted:#6b6056;--rule:#e2d5bc;--accent:#d8394f;--code:#ede2ca;--card:#fbf6ea}
/* light (cream) by default; dark only when chosen with the header toggle (base.html) */
:root[data-theme="dark"]{--bg:#17130f;--text:#f1e9e2;--muted:#a59a91;--rule:#2e2721;--accent:#f4606f;--code:#231d18;--card:#1d1813}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg);color:var(--text);font:17px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
.wrap{max-width:760px;margin:0 auto;padding:0 16px}
header{border-bottom:1px solid var(--rule);padding:14px 0}
header .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--text);text-decoration:none}
.brand img{width:32px;height:32px}
nav{display:flex;gap:18px;flex-wrap:wrap}
nav a{font-size:14px;color:var(--muted);text-decoration:none}
nav a:hover{color:var(--text)}
main{padding:48px 0 64px}
h1{font-size:clamp(30px,5vw,44px);line-height:1.15;letter-spacing:-.02em;margin-bottom:14px}
h2{font-size:23px;line-height:1.3;margin:44px 0 12px}
h3{font-size:18px;margin:24px 0 6px}
p,ul,ol,pre,table,figure{margin-bottom:18px}
ul,ol{padding-left:24px}
li{margin-bottom:6px}
code{font:.88em ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:var(--code);padding:1px 5px;border-radius:4px}
pre{background:var(--code);padding:14px 16px;border-radius:8px;overflow-x:auto}
pre code{background:none;padding:0}
.lede{font-size:20px;color:var(--muted)}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0 10px}
.subline{font-size:14px;color:var(--muted);margin-bottom:32px}
.btn{display:inline-block;padding:11px 20px;border-radius:8px;font-weight:600;text-decoration:none;border:1px solid var(--rule);color:var(--text);background:var(--card)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
figure video{width:100%;height:auto;aspect-ratio:3/1;border-radius:10px;display:block;background:#000}
figcaption{font-size:14px;color:var(--muted);margin-top:8px}
.note{border-left:3px solid var(--accent);padding:4px 0 4px 16px;color:var(--muted)}
.table-scroll{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:15px}
th,td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--rule);vertical-align:top}
footer{border-top:1px solid var(--rule);padding:24px 0 40px;font-size:13px;color:var(--muted)}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer a{color:var(--muted)}
.icon{width:.9em;height:.9em;margin-right:.45em}
nav a,.btn{display:inline-flex;align-items:center}
.theme{background:none;border:1px solid var(--rule);border-radius:999px;width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;color:var(--muted);cursor:pointer;flex-shrink:0}
.theme:hover{color:var(--text)}
.theme svg{width:16px;height:16px}
.theme .sun,[data-theme="dark"] .theme .moon{display:none}
[data-theme="dark"] .theme .sun{display:block}
@media (max-width:640px){header .wrap{flex-wrap:wrap}header nav{order:3;width:100%;gap:14px}}