@font-face { font-family: "Anton"; src: url("../fonts/anton-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-display: swap; }
:root {
  --ink: #1c1a16; --paper: #f6f4ee; --paper-2: #ffffff; --rust: #b3401e; --alert: #ffd400; --green: #2f6b3a;
  --border: #cfc7b3; --hair: #e3ddcd; --muted: #615b50; --dark: #151515;
  --shadow: 0 1px 2px rgba(21,21,21,.05), 0 8px 24px rgba(21,21,21,.07);
  --display: "Anton", Impact, "Arial Narrow", sans-serif;
  --sans: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
}
@media (prefers-color-scheme: dark) { :root { --ink: #f2ecdd; --paper: #14120f; --paper-2: #1d1a16; --rust: #e0643f; --green: #6fbf80;
  --border: #453f35; --hair: #2f2b24; --muted: #b3ab9a; --dark: #0d0c0a;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.35); } }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 17px; line-height: 1.7; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration-color: var(--alert); text-underline-offset: 3px; }
h1, h2 { font-family: var(--display); font-weight: 400; text-transform: uppercase; letter-spacing: .015em; line-height: 1.1; margin: 0; }
.wrap { width: min(820px, 100% - 40px); margin: 0 auto; }

header.top { background: color-mix(in srgb, var(--paper) 88%, transparent); backdrop-filter: saturate(1.4) blur(12px); -webkit-backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--hair); position: sticky; top: 0; z-index: 5; }
header.top .wrap { display: flex; align-items: center; gap: 18px; min-height: 64px; width: min(1160px, 100% - 40px); }
.brand { display: inline-flex; align-items: center; font-family: var(--display); font-size: 26px; text-transform: uppercase; text-decoration: none; letter-spacing: .03em; line-height: 1; }
.brand::before { content: ""; width: 30px; height: 30px; border-radius: 8px; margin-right: 10px; background: url("../icon.svg") center / cover; flex: none; }
.brand b { color: var(--rust); font-weight: 400; }
nav { margin-left: auto; display: flex; gap: 8px; align-items: center; }
nav a { font-size: 15px; font-weight: 600; text-decoration: none; padding: 8px 12px; border-radius: 8px; color: var(--muted); }
nav a:hover { color: var(--ink); background: var(--hair); }
.btn { display: inline-flex; align-items: center; padding: 10px 18px; border-radius: 10px; border: 1.5px solid var(--border); font-weight: 700; font-size: 15px; text-decoration: none; }
.btn.primary, nav a.btn.primary { background: var(--alert); color: #151515; border-color: var(--alert); box-shadow: 0 6px 18px rgba(255,212,0,.3); }
.btn.primary:hover, nav a.btn.primary:hover { background: var(--dark); color: var(--alert); border-color: var(--dark); }

main { padding: 48px 0 72px; }
main h1 { font-size: clamp(36px, 5.6vw, 54px); margin: 8px 0 12px; }
.idx-title { margin-top: 0; }
.lead { color: var(--muted); margin: 0 0 28px; max-width: 62ch; font-size: 19px; }
.muted { color: var(--muted); }
.crumb { font-size: 14px; color: var(--muted); margin: 0; font-weight: 600; }
.crumb a { text-decoration: none; }
.crumb a:hover { text-decoration: underline; }
.article h2 { font-size: 28px; margin: 40px 0 10px; padding-top: 24px; border-top: 1px solid var(--hair); }
.article h2:first-of-type { border-top: 0; padding-top: 0; }
.article ol, .article ul { margin: 8px 0 16px; padding-left: 26px; }
.article li { margin: 8px 0; }
.article li::marker { color: var(--rust); font-weight: 700; }
.article p { margin: 8px 0 16px; }
code { font-family: var(--mono); background: var(--paper-2); border: 1px solid var(--border); border-radius: 6px; padding: 1px 7px; font-size: .88em; word-break: break-word; }
.note { border: 1px solid var(--hair); border-left: 4px solid var(--alert); border-radius: 10px; background: var(--paper-2); padding: 14px 18px; margin: 22px 0; box-shadow: var(--shadow); }
.note.warn-note { border-left-color: var(--rust); }
.note.contact { border-left-color: var(--green); margin-top: 44px; }
.pager { display: flex; justify-content: space-between; gap: 14px; margin-top: 40px; }
.pager a { display: block; border: 1px solid var(--hair); border-radius: 12px; background: var(--paper-2); padding: 14px 18px; text-decoration: none; max-width: 48%; font-weight: 600; transition: transform .15s, box-shadow .15s, border-color .15s; }
.pager a:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: var(--border); }
.pager a small { display: block; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .1em; font-weight: 600; }
.pager a.next { text-align: right; margin-left: auto; }
.search { display: block; margin: 0 0 28px; }
.search span { display: block; font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 6px; color: var(--muted); }
.search input { width: 100%; padding: 15px 18px; font: inherit; background: var(--paper-2); color: var(--ink); border: 1.5px solid var(--border); border-radius: 12px; box-shadow: var(--shadow); }
#res { display: grid; gap: 12px; margin: 0 0 28px; }
.g-card.res small { display: block; font-size: 13px; color: var(--muted); }
main mark { background: var(--alert); color: #151515; padding: 0 2px; border-radius: 2px; }
.sec { scroll-margin-top: 84px; }
.sec.focus { border-left: 6px solid var(--rust); padding-left: 14px; margin-left: -20px; }
.search input:focus { outline: 3px solid var(--alert); outline-offset: 1px; border-color: var(--ink); }
.grp h2 { font-size: 26px; margin: 36px 0 14px; color: var(--rust); display: flex; align-items: center; gap: 10px; }
.grp h2::before { content: ""; width: 22px; height: 3px; background: var(--alert); border-radius: 2px; }
.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.g-card { display: block; background: var(--paper-2); border: 1px solid var(--hair); border-radius: 12px; padding: 18px 20px; text-decoration: none; transition: transform .15s, box-shadow .15s, border-color .15s; }
.g-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--border); }
.g-card b { display: block; margin-bottom: 4px; font-size: 17px; }
.g-card span { display: block; font-size: 15px; color: var(--muted); line-height: 1.5; }
[hidden] { display: none !important; }

footer { background: var(--dark); color: #f2ecdd; padding: 44px 0 48px; font-size: 15px; }
footer .wrap { width: min(1160px, 100% - 40px); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 18px 40px; }
footer .brand { margin-bottom: 10px; }
footer p { margin: 0 0 6px; color: #b8b0a0; }
footer a { text-decoration: none; color: #b8b0a0; }
footer a:hover { color: var(--alert); }
@media (max-width: 640px) { body { font-size: 16px; } .cards { grid-template-columns: 1fr; } .pager a { max-width: 100%; } .pager { flex-direction: column; } nav a:not(.btn) { display: none; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }