:root { color-scheme: dark; --primary: #00fbff; --border: rgba(255,255,255,.14); }
* { box-sizing: border-box; }
body { margin: 0; background: #1a1a20; color: #fff; font: 1rem/1.75 'Segoe UI', system-ui, sans-serif; }
.shell { width: min(900px, calc(100% - 36px)); margin: auto; }
.topbar { border-bottom: 1px solid var(--border); padding: 16px 0; }
.topbar-inner, .site-links { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; }
.topbar-inner { justify-content: space-between; }
.brand { font-weight: 800; text-decoration: none; }
main { padding: 36px 0 48px; }
h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); line-height: 1.2; }
h2 { margin: 36px 0 12px; font-size: 1.35rem; color: var(--primary); }
h3 { font-size: 1.1rem; }
p, li { color: rgba(255,255,255,.85); }
a { color: var(--primary); text-underline-offset: 3px; }
a:focus-visible { outline: 2px solid var(--primary); outline-offset: 4px; }
.kicker, .article-meta { color: rgba(255,255,255,.65); font-size: .88rem; }
.highlight { padding: 18px 22px; border-left: 3px solid var(--primary); background: rgba(0,251,255,.05); margin: 24px 0; }
.table-scroll { overflow-x: auto; margin: 24px 0; }
table { width: 100%; border-collapse: collapse; text-align: left; font-variant-numeric: tabular-nums; }
th, td { padding: 10px 12px; border-bottom: 1px solid var(--border); }
caption { text-align: left; margin-bottom: 12px; }
figure { margin: 28px 0; }
figure img { display: block; max-width: 100%; height: auto; border: 1px solid var(--border); border-radius: 12px; }
figcaption { color: rgba(255,255,255,.65); font-size: .88rem; margin-top: 10px; }
.article-nav, footer { border-top: 1px solid var(--border); margin-top: 36px; padding: 24px 0; }