:root { --jet:#050505; --amethyst:#3B0A6B; --cyan:#00E5FF; --text:#f5f2f9; --muted:#b9b0c7; --line:rgba(255,255,255,.14); }
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: clip; }
body { background: var(--jet); color: var(--text); font: 400 1.03rem/1.75 "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; overflow-x: clip; }
a { color: var(--cyan); }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; }
.wrap { width: min(780px, 100% - 40px); margin-inline: auto; }
.bar { border-bottom: 1px solid var(--line); background: var(--jet); }
.bar .wrap { display: flex; justify-content: space-between; align-items: center; height: 68px; width: min(1160px, 100% - 40px); }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font: 700 1.4rem "Host Grotesk", system-ui, sans-serif; letter-spacing: .02em; }
.logo img { height: 34px; width: auto; }
.back { color: var(--muted); text-decoration: none; font-size: .95rem; } .back:hover { color: var(--cyan); text-decoration: underline; }
main { padding: 64px 0 96px; }
h1 { font: 600 clamp(2.2rem, 6vw, 3.3rem)/1.1 "Host Grotesk", system-ui, sans-serif; letter-spacing: -.025em; margin-bottom: 12px; }
h2 { font: 600 1.45rem/1.25 "Host Grotesk", system-ui, sans-serif; letter-spacing: -.015em; margin: 44px 0 12px; scroll-margin-top: 24px; }
p, ul, ol { margin-bottom: 14px; color: #ddd4ea; }
ul, ol { padding-left: 1.4em; } li { margin-bottom: 6px; }
.meta { color: var(--muted); font-size: .92rem; }
.summary { margin: 28px 0 8px; padding: 20px 22px; border-radius: 8px; border: 1px solid rgba(255,255,255,.3); background: var(--amethyst); }
.summary strong { color: #fff; }
.summary p { margin: 0; color: #f0e9f8; }
.toc { margin: 28px 0; padding: 18px 22px; border: 1px solid var(--line); border-radius: 8px; background: #0e0e10; }
.toc ol { margin: 0; columns: 2; column-gap: 32px; } .toc a { color: var(--muted); text-decoration: none; } .toc a:hover { color: var(--cyan); text-decoration: underline; }
footer { border-top: 1px solid var(--line); padding: 28px 0; color: var(--muted); font-size: .9rem; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 28px; }
footer a { color: var(--muted); text-decoration: none; } footer a:hover { color: var(--cyan); text-decoration: underline; }
@media (max-width: 620px) { .toc ol { columns: 1; } main { padding-top: 40px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }