:root{--bg:#f6f7f9;--card:#fff;--ink:#1d2733;--muted:#5b6b7b;--line:#e4e8 ;--brand:#b5462b;--brand2:#8a3320;--green:#1f9d57;--amber:#d99100;--red:#d23b2f;--blue:#2563c9}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--brand2);text-decoration:none}a:hover{text-decoration:underline}
.topbar{position:sticky;top:0;z-index:10;background:var(--brand);color:#fff;padding:12px 16px;display:flex;gap:14px;align-items:center;box-shadow:0 2px 8px rgba(0,0,0,.12)}
.topbar a{color:#fff;font-weight:600}
.topbar .home{font-size:18px;font-weight:800;letter-spacing:.2px}
.topbar .spacer{flex:1}
.wrap{max-width:960px;margin:0 auto;padding:22px 16px 64px}
.card{background:var(--card);border:1px solid #e6eaef;border-radius:14px;padding:20px 22px;margin:18px 0;box-shadow:0 1px 3px rgba(20,30,45,.05)}
h1{font-size:1.7rem;line-height:1.25;margin:.2em 0 .5em}
h2{font-size:1.3rem;margin:1.4em 0 .5em;padding-bottom:.3em;border-bottom:2px solid #eef1f4}
h3{font-size:1.08rem;margin:1.1em 0 .4em;color:var(--brand2)}
hr{border:0;border-top:1px solid #e6eaef;margin:1.6em 0}
code{background:#eef1f4;padding:.12em .4em;border-radius:6px;font:.88em ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
pre.box{background:#0f1722;color:#d7e2ee;border-radius:10px;padding:14px 16px;overflow:auto;font:.85rem/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
pre.box code{background:none;padding:0;color:inherit}
.tablewrap{overflow-x:auto;margin:1em 0}
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{border:1px solid #e6eaef;padding:9px 12px;text-align:left;vertical-align:top}
th{background:#f0f3f6;font-weight:700}
tbody tr:nth-child(even){background:#fafbfc}
blockquote.callout{margin:1.1em 0;padding:12px 16px;background:#fff7ed;border-left:4px solid var(--amber);border-radius:8px}
blockquote.callout pre.box{background:#3a1d18}
.mermaid{background:#fff;border:1px solid #e6eaef;border-radius:10px;padding:14px;margin:1em 0;text-align:center;overflow-x:auto}
ul,ol{padding-left:1.4em}li{margin:.2em 0}
.footer{color:var(--muted);font-size:.85rem;text-align:center;margin-top:32px}
/* dashboard polish: turn link tables into card-ish grids on wide screens */
.home-hero{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;border:0}
.home-hero h1{color:#fff;margin-top:0}
.home-hero a{color:#ffe;text-decoration:underline}
@media(max-width:600px){.wrap{padding:16px 12px 48px}h1{font-size:1.45rem}th,td{padding:7px 9px}}
@media print{.topbar{display:none}.card{box-shadow:none;border:none}}