:root{--red:#E5322D;--red2:#EF4A44;--ink:#1E1F24;--muted:#5B5E66;--line:#ECE7E7;--bg:#FFFFFF;--tint:#FDF1F0;--card:#FFFFFF}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--ink:#F1F1F3;--muted:#A8ABB3;--line:#2C2D33;--bg:#141519;--tint:#1E1A1B;--card:#1B1C21}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
header{background:linear-gradient(135deg,var(--red2),var(--red));color:#fff;padding:28px 16px 32px}
.wrap{max-width:760px;margin:0 auto;padding:0 16px}
header .wrap{padding:0}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:18px}
.brand img{width:40px;height:40px;border-radius:10px;box-shadow:0 2px 8px rgba(0,0,0,.18)}
h1{font-size:28px;line-height:1.25;margin:18px 0 6px}
.meta{opacity:.9;font-size:14px}
main{padding:24px 0 48px}
h2{font-size:19px;margin:32px 0 8px}
h3{font-size:16px;margin:20px 0 6px}
p,li{color:var(--ink)}
ul{padding-left:20px}
li{margin:6px 0}
a{color:var(--red)}
.note{background:var(--tint);border-left:3px solid var(--red);padding:12px 14px;border-radius:8px;margin:16px 0}
table{width:100%;border-collapse:collapse;margin:12px 0;font-size:15px}
th,td{text-align:left;vertical-align:top;padding:10px;border-bottom:1px solid var(--line)}
th{font-weight:600;color:var(--muted)}
.table{overflow-x:auto}
footer{border-top:1px solid var(--line);padding:20px 0 32px;color:var(--muted);font-size:14px}
footer a{margin-right:16px}
.cards{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin-top:20px}
.card{display:block;text-decoration:none;color:var(--ink);background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px}
.card b{display:block;font-size:17px;color:var(--red)}