:root { --bg: #06080d; --fg: #e8ecf4; --muted: #9aa3b5; --accent: #8fb3ff; --card: #0e121b; --line: #1c2230; }
* { box-sizing: border-box; }
html { color-scheme: dark; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 17px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
.top { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; justify-content: space-between; padding: 16px max(16px, calc((100% - 840px) / 2)); border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; color: var(--fg); text-decoration: none; font-size: 1.1rem; }
.top nav { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 0.92rem; }
.top nav a { color: var(--muted); text-decoration: none; }
.top nav a:hover { color: var(--fg); }
main { max-width: 840px; margin: 0 auto; padding: 8px 16px 56px; }
.crumbs ol { display: flex; flex-wrap: wrap; gap: 4px; list-style: none; padding: 0; margin: 18px 0 8px; font-size: 0.88rem; color: var(--muted); }
.crumbs li + li::before { content: "/"; margin-right: 4px; color: var(--line); }
.crumbs a { color: var(--muted); }
h1 { font-size: clamp(1.9rem, 5vw, 2.7rem); line-height: 1.15; margin: 12px 0 8px; }
h2 { font-size: 1.35rem; margin: 36px 0 6px; }
.lead { font-size: 1.2rem; color: var(--muted); margin: 0 0 20px; }
.cta { display: inline-block; background: var(--accent); color: #06080d; font-weight: 700; padding: 12px 22px; border-radius: 999px; text-decoration: none; }
.cta:hover { filter: brightness(1.08); }
details { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; margin: 10px 0; }
summary { cursor: pointer; font-weight: 600; }
details p { margin: 8px 0 2px; color: var(--muted); }
.related ul { padding-left: 20px; }
.bottom { text-align: center; color: var(--muted); font-size: 0.88rem; padding: 28px 16px 40px; border-top: 1px solid var(--line); }
.bottom a { color: var(--muted); }