:root{--navy:#14213d;--ink:#222;--gray:#5f6673;--line:#dfe3ea;--amber:#e08a1e;--paper:#fff;--panel:#f4f6f9;--link:#0b5fa5}
html{font-size:16px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;line-height:1.6}
a{color:var(--link)}
.container{max-width:1040px;margin:0 auto;padding:0 16px}
.navbar{background:var(--navy);color:#fff}
.navbar .container{display:flex;align-items:center;justify-content:space-between;min-height:56px;flex-wrap:wrap}
.navbar-brand{color:#fff;text-decoration:none;font-weight:700;font-size:1.05rem}
.navbar-brand .k{display:inline-block;background:var(--amber);color:var(--navy);font-family:ui-monospace,Menlo,Consolas,monospace;padding:0 6px;border-radius:3px;margin-right:6px}
.navbar-nav{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:0 18px}
.navbar-nav a{color:#d6dbe6;text-decoration:none;font-size:.95rem;line-height:56px}
.navbar-nav a:hover{color:#fff}
.page{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:40px;padding-top:28px;padding-bottom:48px}
@media (max-width:860px){.page{grid-template-columns:1fr}.sidebar{border-top:1px solid var(--line);padding-top:20px}}
.article-header h1{font-size:2rem;line-height:1.2;margin:0 0 6px;color:var(--navy)}
.article-meta{color:var(--gray);font-size:.9rem;margin-bottom:22px}
.tag{display:inline-block;background:var(--panel);color:var(--gray);padding:0 8px;border-radius:3px;text-decoration:none;margin-left:4px;font-size:.85rem}
article h2{font-size:1.4rem;color:var(--navy);margin:34px 0 10px;padding-left:12px;border-left:4px solid var(--amber)}
article h3{font-size:1.1rem;margin:24px 0 6px}
article p{margin:0 0 16px}
article table{border-collapse:collapse;width:100%;margin:16px 0 22px;font-size:.93rem}
article th,article td{border:1px solid var(--line);padding:6px 9px;text-align:left;vertical-align:top}
article th{background:var(--panel)}
article td.n,article th.n{text-align:right;font-variant-numeric:tabular-nums}
article figure{margin:20px 0}
article figure svg{width:100%;height:auto;display:block;border:1px solid var(--line);background:#fff}
article figcaption{font-size:.85rem;color:var(--gray);margin-top:6px}
.callout{background:var(--panel);border-left:4px solid var(--navy);padding:12px 16px;margin:18px 0;font-size:.95rem}
.callout.warn{border-left-color:var(--amber)}
pre{background:#1e2430;color:#e6e9f0;padding:14px;overflow:auto;font-size:.85rem;border-radius:4px}
code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.9em}
.sidebar .widget{margin-bottom:28px}
.sidebar h4{margin:0 0 8px;font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--gray)}
.sidebar p{font-size:.9rem;color:#444;margin:0}
.recent{list-style:none;padding:0;margin:0}
.recent li{padding:6px 0;border-bottom:1px solid var(--line);font-size:.92rem}
.recent time{display:block;color:var(--gray);font-size:.8rem}
.post-list{list-style:none;padding:0;margin:0}
.post-item{padding:14px 0;border-bottom:1px solid var(--line)}
.post-item time{color:var(--gray);font-size:.85rem;margin-right:8px}
.post-item p{margin:4px 0 0;color:#444;font-size:.93rem}
.footer{border-top:1px solid var(--line);padding:22px 0;color:var(--gray);font-size:.88rem}
.footer p{margin:0 0 6px}.footer .small{font-size:.8rem}
.sources{font-size:.88rem;color:#444}.sources li{margin-bottom:4px}