:root {
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --color-canvas: #07101f;
  --color-surface: #0b1628;
  --color-surface-raised: #111e35;
  --color-border: #1f2e4a;
  --color-ink: #e6eef8;
  --color-ink-muted: #93a3bd;
  --color-ink-faint: #7486a3;
  --color-accent-strong: #22d3ee;
  --color-accent-soft: #0f2447;
}
* { box-sizing: border-box; margin: 0; }
body { display: flex; flex-direction: column; min-height: 100vh; background: var(--color-canvas); color: var(--color-ink); font-family: var(--font-sans); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: var(--color-accent-strong); text-decoration: none; }
a:hover, a:focus-visible { text-decoration: underline; }
.site-header, .content, .site-footer { width: 100%; max-width: 48rem; margin: 0 auto; padding-left: 1rem; padding-right: 1rem; }
.site-header { display: flex; flex-wrap: wrap; gap: 0.75rem 1rem; align-items: center; justify-content: space-between; padding-top: 1rem; padding-bottom: 1rem; border-bottom: 1px solid var(--color-border); max-width: none; }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--color-ink); font-weight: 600; }
.brand:hover { text-decoration: none; }
.search input { width: min(18rem, 60vw); padding: 0.45rem 0.8rem; border: 1px solid var(--color-border); border-radius: 0.5rem; background: var(--color-surface); color: var(--color-ink); font: inherit; }
.search input:focus { outline: 2px solid var(--color-accent-strong); outline-offset: 1px; }
.search-large input { width: 100%; padding: 0.75rem 1rem; font-size: 1.05rem; }
.content { flex: 1; padding-top: 2rem; padding-bottom: 3rem; }
.hero { padding: 1.5rem 0 1rem; }
h1 { font-size: clamp(1.7rem, 5vw, 2.3rem); line-height: 1.2; letter-spacing: -0.01em; margin-bottom: 1rem; }
h2 { font-size: 1.2rem; margin: 2rem 0 0.75rem; }
h3 { font-size: 1.05rem; margin: 1.5rem 0 0.5rem; }
p, ul, ol { margin-bottom: 1rem; }
.muted { color: var(--color-ink-muted); }
.crumbs { font-size: 0.9rem; margin-bottom: 0.75rem; }
.article-list { list-style: none; padding: 0; border-top: 1px solid var(--color-border); }
.article-list li { padding: 0.7rem 0.25rem; border-bottom: 1px solid var(--color-border); }
.tag { display: inline-block; margin-left: 0.4rem; padding: 0 0.5rem; border-radius: 999px; background: var(--color-accent-soft); color: var(--color-ink-muted); font-size: 0.75rem; vertical-align: 0.1em; }
.notice { padding: 1rem 1.1rem; border: 1px solid var(--color-border); border-radius: 0.75rem; background: var(--color-surface); color: var(--color-ink-muted); }
.article ul, .article ol { padding-left: 1.4rem; }
.article li { margin-bottom: 0.35rem; }
.article code { padding: 0.1rem 0.35rem; border-radius: 0.3rem; background: var(--color-surface-raised); font-size: 0.9em; }
.article pre { overflow-x: auto; padding: 1rem; border-radius: 0.6rem; background: var(--color-surface-raised); }
.article pre code { padding: 0; background: none; }
.article strong { color: #ffffff; }
.site-footer { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.5rem 1.25rem; padding-top: 1.25rem; padding-bottom: 1.25rem; border-top: 1px solid var(--color-border); color: var(--color-ink-faint); font-size: 0.875rem; }
.site-footer nav { display: flex; gap: 1.25rem; }
.site-footer a { color: var(--color-ink-muted); }