:root{--bg:#fff;--fg:#1f2328;--muted:#5b636e;--line:#e5e7eb;--card:#f7f8fa;--accent:#2563eb}
@media (prefers-color-scheme:dark){:root{--bg:#0f1115;--fg:#e6e8eb;--muted:#9aa3ad;--line:#262a31;--card:#171a20;--accent:#60a5fa}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif}
a{color:var(--accent)}
img{max-width:100%;height:auto}
.wrap{max-width:820px;margin:0 auto;padding:0 20px}
.example-banner{background:#fde68a;color:#3b2f00;text-align:center;font-size:14px;padding:6px 12px}
.top{border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:56px;flex-wrap:wrap}
.brand{font-weight:700;text-decoration:none;color:var(--fg)}
.nav nav{display:flex;gap:16px;align-items:center;font-size:15px}
.nav nav a{text-decoration:none}
.hero{padding:40px 0 16px}
h1{font-size:clamp(28px,5vw,40px);line-height:1.2;margin:.4em 0}
h2{font-size:24px;margin-top:1.8em}
.lead{font-size:19px;color:var(--muted)}
.btn{display:inline-block;background:var(--accent);color:#fff;padding:10px 18px;border-radius:8px;text-decoration:none;font-weight:600;margin:4px 6px 4px 0}
.btn.ghost{background:transparent;color:var(--accent);border:1px solid var(--accent)}
.btn.small{padding:5px 12px;font-size:14px;color:#fff}
.prose pre{background:var(--card);padding:14px;border-radius:8px;overflow:auto}
.prose code{background:var(--card);padding:1px 5px;border-radius:4px;font-size:.92em}
.prose pre code{padding:0}
blockquote{margin:1em 0;padding:4px 16px;border-left:4px solid var(--line);color:var(--muted)}
.meta,.crumbs{color:var(--muted);font-size:14px}
.crumbs{margin-top:20px}
.toc{background:var(--card);border-radius:8px;padding:12px 18px;margin:16px 0;font-size:15px}
.cards{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.cards a{display:block;height:100%;padding:16px;border:1px solid var(--line);border-radius:10px;text-decoration:none;color:var(--fg)}
.cards a:hover{border-color:var(--accent)}
.cards h3{margin:0 0 6px;font-size:18px;color:var(--accent)}
.cards p{margin:0;font-size:15px;color:var(--muted)}
.faq details{border-bottom:1px solid var(--line);padding:10px 0}
.faq summary{cursor:pointer;font-weight:600}
.related,.waitlist{background:var(--card);border-radius:10px;padding:4px 20px 12px;margin:28px 0}
.related h2{font-size:19px}
.waitlist form{display:flex;gap:8px;flex-wrap:wrap}
.waitlist input{flex:1;min-width:200px;padding:9px;border:1px solid var(--line);border-radius:8px;font:inherit}
.waitlist button{padding:9px 16px;border:0;border-radius:8px;background:var(--accent);color:#fff;font:inherit}
.cta-box{text-align:center;margin:28px 0}
footer{border-top:1px solid var(--line);margin-top:48px;padding:20px 0;color:var(--muted);font-size:14px}
.small-h{font-size:15px;margin:0}
.links{padding-left:18px}

/* tables (added for comparison tables) */
.table-wrap{overflow-x:auto;margin:1rem 0}
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{border:1px solid #e5e7eb;padding:.5rem .6rem;text-align:left;vertical-align:top}
th{background:#f9fafb}
pre{white-space:pre-wrap;word-wrap:break-word}