/* base.css: reset, self-hosted fonts and helpers shared by every theme. Theme files set the tokens. */
@font-face { font-family: 'Inter Tight'; font-style: normal; font-display: swap; font-weight: 100 900; src: url(/fonts/inter-tight-latin-wght-normal.woff2) format('woff2-variations'); }
@font-face { font-family: 'Newsreader'; font-style: normal; font-display: swap; font-weight: 200 800; src: url(/fonts/newsreader-latin-opsz-normal.woff2) format('woff2-variations'); }
@font-face { font-family: 'Newsreader'; font-style: italic; font-display: swap; font-weight: 200 800; src: url(/fonts/newsreader-latin-opsz-italic.woff2) format('woff2-variations'); }
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-display: swap; font-weight: 400; src: url(/fonts/ibm-plex-mono-latin-400-normal.woff2) format('woff2'); }
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-display: swap; font-weight: 600; src: url(/fonts/ibm-plex-mono-latin-600-normal.woff2) format('woff2'); }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body { margin: 0; }
img, svg, video, iframe { max-width: 100%; }
img { height: auto; }
table { border-collapse: collapse; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: -9999px; top: 0; z-index: 10; }
.skip:focus { left: 1rem; top: 1rem; }
.hp { position: absolute !important; left: -10000px !important; width: 1px; height: 1px; overflow: hidden; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; } }

/* ─────────────────────────────────────────────────────────────────────────────
   Theme: "The Technical Record" (osherove.com)
   Cool editorial archive. Inter Tight = structure/UI, Newsreader = article prose,
   IBM Plex Mono = code. One accent (burnt orange). Light + dark via prefers-color-scheme.
   Agreed with Astra 2026-10-22 (see design/astra.md).
   ───────────────────────────────────────────────────────────────────────────── */
:root {
  color-scheme: light dark;
  --bg: #F5F6F8; --surface: #FFFFFF; --fg: #191D24; --muted: #535B67; --border: #79818E; --hair: #D9DDE3;
  --accent: #AD350B; --accent-fg: #FFFFFF; --link: #AD350B; --code-bg: #E9EDF2; --bar: #AD350B; --bar-track: #E3E6EB;
  --sans: 'Inter Tight', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --serif: 'Newsreader', Georgia, 'Times New Roman', serif;
  --mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --max: 76rem; --read: 44rem; --gutter: clamp(20px, 4vw, 40px);
  --s14: .875rem; --s16: 1rem; --s18: 1.125rem; --s20: 1.25rem; --s24: 1.5rem; --s32: 2rem; --s44: 2.75rem; --s64: 4rem;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171C; --surface: #1D222A; --fg: #E9EDF3; --muted: #B1BAC8; --border: #758195; --hair: #2E3540;
    --accent: #FF9B76; --accent-fg: #14171C; --link: #FF9B76; --code-bg: #101318; --bar: #FF9B76; --bar-track: #2A3039;
  }
}

body { background: var(--bg); color: var(--fg); font: 400 var(--s16)/1.55 var(--sans); font-feature-settings: 'ss01', 'cv11'; }
a { color: var(--link); text-decoration-thickness: 1px; text-underline-offset: .18em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 2px; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
h1, h2, h3, h4 { font-family: var(--sans); line-height: 1.15; letter-spacing: -.015em; text-wrap: balance; }
.skip { background: var(--accent); color: var(--accent-fg); padding: .6rem 1rem; font-weight: 600; }

/* ── header ─────────────────────────────────────────────────────────────── */
.site-header { border-bottom: 1px solid var(--hair); background: var(--bg); }
.header-inner { display: flex; align-items: center; gap: .5rem 2rem; flex-wrap: wrap; padding-top: 1rem; padding-bottom: 1rem; }
.logo { display: inline-flex; align-items: center; gap: .55rem; color: var(--fg); text-decoration: none; font-weight: 700; font-size: var(--s20); letter-spacing: -.02em; min-height: 44px; }
.logo-mark { width: .7rem; height: .7rem; background: var(--accent); display: inline-block; transform: translateY(1px); }
.nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0 1.25rem; }
.nav a { display: inline-flex; align-items: center; min-height: 44px; color: var(--fg); text-decoration: none; font-weight: 500; font-size: var(--s16); border-bottom: 2px solid transparent; }
.nav a:hover { border-bottom-color: var(--border); }
.nav a[aria-current='page'] { border-bottom-color: var(--accent); }
@media (max-width: 860px) {
  .header-inner { display: block; padding-top: .75rem; padding-bottom: .25rem; }
  .nav ul { gap: 0 1rem; }
  .nav a { font-size: var(--s14); min-height: 40px; }
}
/* "Sites by Roy" menu (ai-reader ui/SitesByRoy.astro): the summary looks like a nav item; the panel hangs from the
   nav's inline end, so it stays inside the viewport however the nav wraps (full nav width on small screens). */
.nav { position: relative; }
.nav .sbr-menu { position: static; }
.nav .sbr-summary { display: inline-flex; align-items: center; min-height: 44px; color: var(--fg); font-weight: 500; font-size: var(--s16); border-bottom: 2px solid transparent; }
.nav .sbr-summary:hover, .nav .sbr-menu[open] > .sbr-summary { border-bottom-color: var(--border); }
.nav .sbr-menu > .sbr-list { display: block; inset-inline-end: 0; top: 100%; z-index: 60; min-width: 16rem; max-width: calc(100vw - 2 * var(--gutter)); margin: 0; padding: .4rem 0; background: var(--surface); color: var(--fg); border: 1px solid var(--hair); border-top: 3px solid var(--accent); border-radius: 0; box-shadow: 0 10px 28px rgb(0 0 0 / .16); }
.nav .sbr-menu .sbr-link { display: flex; min-height: 44px; padding: 0 1rem; border-bottom: 0; white-space: normal; }
.nav .sbr-menu .sbr-link:hover { color: var(--link); text-decoration: underline; }
.nav .sbr-menu .sbr-link:focus-visible { outline-offset: -3px; }
@media (max-width: 860px) {
  .nav .sbr-summary { font-size: var(--s14); min-height: 40px; }
  .nav .sbr-menu > .sbr-list { inset-inline-start: 0; min-width: 0; max-width: none; }
}

/* ── footer ─────────────────────────────────────────────────────────────── */
.site-footer { margin-top: var(--s64); border-top: 1px solid var(--hair); background: var(--surface); font-size: var(--s14); }
.footer-inner { display: grid; grid-template-columns: 1.4fr repeat(5, 1fr); gap: 2rem; padding-top: 2.5rem; padding-bottom: 2rem; }
.footer-brand .logo { font-size: var(--s18); }
.footer-tag { color: var(--muted); max-width: 22rem; }
.footer-heading { font-weight: 700; text-transform: uppercase; letter-spacing: .08em; font-size: .75rem; color: var(--muted); margin: .25rem 0 .75rem; }
.footer-col ul, .social { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin: 0 0 .45rem; }
.footer-col a, .social a { color: var(--fg); text-decoration: none; }
.footer-col a:hover, .social a:hover { text-decoration: underline; }
/* "Sites by Roy" footer section: one more footer column, same heading and link styles */
.sbr-footer .sbr-heading { font-weight: 700; text-transform: uppercase; letter-spacing: .08em; font-size: .75rem; color: var(--muted); margin: .25rem 0 .75rem; }
.sbr-footer > .sbr-list { display: block; }
.sbr-footer .sbr-current { color: var(--muted); }
.sbr-footer .sbr-here { opacity: 1; }
.footer-base { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; border-top: 1px solid var(--hair); padding-top: 1rem; padding-bottom: 1.5rem; color: var(--muted); }
.footer-base p { margin: 0; }
.social { display: flex; gap: 1.25rem; }
@media (max-width: 1100px) { .footer-inner { grid-template-columns: repeat(3, 1fr); } .footer-brand { grid-column: 1 / -1; } }
@media (max-width: 900px) { .footer-inner { grid-template-columns: 1fr 1fr; } .footer-brand { grid-column: 1 / -1; } }
@media (max-width: 480px) { .footer-inner { grid-template-columns: 1fr; } }

/* ── buttons ────────────────────────────────────────────────────────────── */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: .6rem 1.15rem; border: 2px solid var(--accent); background: var(--accent); color: var(--accent-fg); font: 600 var(--s16)/1.2 var(--sans); text-decoration: none; border-radius: 0; }
.btn:hover { filter: brightness(1.08); }
.btn-ghost { background: transparent; color: var(--fg); border-color: var(--border); }
.btn-row { display: flex; flex-wrap: wrap; gap: .75rem; margin: 1.5rem 0; }

/* ── page heads ─────────────────────────────────────────────────────────── */
.crumbs { font-size: var(--s14); color: var(--muted); margin: 2rem 0 .75rem; }
.crumbs a { color: var(--muted); }
.crumbs span[aria-hidden] { margin: 0 .4rem; }
.page-head { padding: 0 0 1.25rem; }
.eyebrow { font-size: .8rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin: 0 0 .6rem; }
.page-title { font-size: clamp(2rem, 1.3rem + 2.6vw, var(--s44)); font-weight: 700; margin: 0; max-width: 24ch; }
.post-title { font-size: clamp(1.75rem, 1.2rem + 2.2vw, 2.6rem); max-width: 28ch; }
.lede { font-size: var(--s20); color: var(--muted); max-width: 40rem; margin: .9rem 0 0; }
.meta { font-size: var(--s14); color: var(--muted); margin: 1rem 0 0; display: flex; flex-wrap: wrap; gap: .25rem .9rem; }
.meta a { color: var(--muted); }

/* ── two-column layout (archive pages + posts) ──────────────────────────── */
.with-side { display: grid; grid-template-columns: minmax(0, 1fr) 15rem; gap: 3.5rem; align-items: start; }
.side { font-size: var(--s14); position: sticky; top: 1.5rem; border-top: 3px solid var(--fg); padding-top: .75rem; }
.side h2 { font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin: 1.25rem 0 .5rem; }
.side h2:first-child { margin-top: 0; }
.side ul { list-style: none; padding: 0; margin: 0; }
.side li { margin: 0 0 .35rem; }
.side a { color: var(--fg); }
@media (max-width: 960px) { .with-side { grid-template-columns: 1fr; gap: 2rem; } .side { position: static; } }

/* ── article prose (posts + content pages) ──────────────────────────────── */
.prose { font-family: var(--serif); font-size: var(--s20); line-height: 1.65; max-width: min(68ch, var(--read)); font-optical-sizing: auto; overflow-wrap: anywhere; }
.prose > :first-child { margin-top: 0; }
.prose p, .prose ul, .prose ol, .prose blockquote, .prose figure, .prose table, .prose pre { margin: 0 0 1.15em; }
.prose h1, .prose h2, .prose h3, .prose h4 { font-family: var(--sans); margin: 1.8em 0 .55em; }
.prose h1 { font-size: 1.6rem; } .prose h2 { font-size: 1.4rem; } .prose h3 { font-size: 1.2rem; } .prose h4 { font-size: 1.05rem; }
.prose li { margin: .25em 0; }
.prose li > p { margin: 0; }
.prose blockquote { border-left: 3px solid var(--accent); margin-left: 0; padding: .1em 0 .1em 1.1em; color: var(--muted); font-style: italic; }
.prose hr { border: 0; border-top: 1px solid var(--hair); margin: 2.2em 0; }
.prose img { display: block; max-width: 100%; height: auto; border: 1px solid var(--hair); background: var(--surface); }
.prose a img { display: inline-block; }
.prose figure { margin-left: 0; margin-right: 0; }
.prose figcaption { font-family: var(--sans); font-size: var(--s14); color: var(--muted); margin-top: .5em; }
.prose code, .prose kbd, .prose samp { font-family: var(--mono); font-size: .8em; background: var(--code-bg); padding: .1em .3em; border-radius: 3px; overflow-wrap: anywhere; }
.prose pre { font-family: var(--mono); font-size: .9375rem; line-height: 1.6; background: var(--code-bg); padding: 1rem 1.15rem; overflow-x: auto; border-left: 3px solid var(--border); white-space: pre; overflow-wrap: normal; }
.prose pre code { background: none; padding: 0; font-size: inherit; overflow-wrap: normal; }
.prose table { display: block; overflow-x: auto; font-family: var(--sans); font-size: var(--s16); max-width: 100%; }
.prose td, .prose th { border: 1px solid var(--hair); padding: .4rem .6rem; vertical-align: top; }
.prose iframe.embed { width: 100%; min-height: 360px; border: 1px solid var(--hair); }
.prose .cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); gap: 1.5rem; }
.prose .btn { font-family: var(--sans); }
.prose .media-gone { font-family: var(--sans); font-size: var(--s14); color: var(--muted); border: 1px dashed var(--border); padding: .6rem .8rem; }
.page-prose { font-family: var(--sans); font-size: var(--s18); line-height: 1.6; max-width: 48rem; }
@media (max-width: 640px) { .prose { font-size: var(--s18); } .page-prose { font-size: var(--s16); } .prose pre { font-size: .8125rem; margin-left: calc(-1 * var(--gutter)); margin-right: calc(-1 * var(--gutter)); } }

/* video facade: poster + play button; the iframe loads only on click */
.video { margin: 0 0 1.25em; }
.video-link { position: relative; display: block; aspect-ratio: 16 / 9; background: #0B0D10; color: #fff; text-decoration: none; overflow: hidden; border: 1px solid var(--hair); }
.video-link img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; border: 0; opacity: .85; }
.video-play { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 4.25rem; height: 4.25rem; background: var(--accent); color: transparent; font-size: 0; }
.video-play::after { content: ''; position: absolute; left: 54%; top: 50%; transform: translate(-50%, -50%); border-style: solid; border-width: .8rem 0 .8rem 1.3rem; border-color: transparent transparent transparent #fff; }
.video-title { position: absolute; left: 0; right: 0; bottom: 0; padding: 1.5rem 1rem .75rem; font: 600 var(--s16)/1.3 var(--sans); background: linear-gradient(transparent, rgba(0,0,0,.8)); }
.video iframe { width: 100%; aspect-ratio: 16 / 9; height: auto; border: 0; display: block; }

/* historical notice, prev/next, comments */
.historic { font-family: var(--sans); font-size: var(--s14); color: var(--muted); border-top: 1px solid var(--hair); border-bottom: 1px solid var(--hair); padding: .55rem 0; margin: 0 0 2rem; max-width: var(--read); }
.historic strong { color: var(--fg); font-weight: 600; }
.tags { display: flex; flex-wrap: wrap; gap: .4rem; list-style: none; padding: 0; margin: 2rem 0 0; font-size: var(--s14); }
.tags a { display: inline-block; border: 1px solid var(--border); padding: .2rem .55rem; color: var(--fg); text-decoration: none; }
.tags a:hover { border-color: var(--accent); color: var(--accent); }
.prevnext { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 3rem 0 0; border-top: 3px solid var(--fg); padding-top: 1rem; max-width: var(--read); }
.prevnext a { text-decoration: none; color: var(--fg); display: block; }
.prevnext small { display: block; color: var(--muted); font-size: var(--s14); margin-bottom: .25rem; }
.prevnext span { font-weight: 600; }
.prevnext .next { text-align: right; }
@media (max-width: 560px) { .prevnext { grid-template-columns: 1fr; } .prevnext .next { text-align: left; } }
.comments { margin-top: 3rem; max-width: var(--read); }
.comments h2 { font-size: var(--s24); margin: 0 0 .25rem; }
.comments .note { color: var(--muted); font-size: var(--s14); margin: 0 0 1.5rem; }
.comment-list, .comment-list ol { list-style: none; padding: 0; margin: 0; }
.comment-list ol { margin-left: 1.25rem; border-left: 2px solid var(--hair); padding-left: 1rem; }
.comment { border-top: 1px solid var(--hair); padding: 1rem 0; }
.comment header { font-size: var(--s14); color: var(--muted); margin-bottom: .35rem; }
.comment header b { color: var(--fg); font-weight: 600; }
.comment .c-body { font-family: var(--serif); font-size: var(--s18); line-height: 1.55; overflow-wrap: anywhere; }
.comment .c-body p { margin: 0 0 .6em; }

/* ── post lists (blog, years, categories, tags) ─────────────────────────── */
.post-list { list-style: none; padding: 0; margin: 0; }
.post-list li { display: grid; grid-template-columns: 7.5rem minmax(0, 1fr); gap: .25rem 1.25rem; padding: .9rem 0; border-top: 1px solid var(--hair); }
.post-list time { color: var(--muted); font-size: var(--s14); font-variant-numeric: tabular-nums; padding-top: .2rem; }
.post-list h3 { font-size: var(--s18); margin: 0; font-weight: 600; letter-spacing: -.01em; }
.post-list h3 a { color: var(--fg); text-decoration: none; }
.post-list h3 a:hover { color: var(--link); text-decoration: underline; }
.post-list p { margin: .3rem 0 0; color: var(--muted); font-size: var(--s16); }
.post-list .cats { font-size: var(--s14); margin-top: .3rem; color: var(--muted); }
.post-list .cats a { color: var(--muted); }
@media (max-width: 560px) { .post-list li { grid-template-columns: 1fr; } .post-list p { display: none; } }
.year-head { font-size: var(--s32); margin: 2.5rem 0 .5rem; }
.pager { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin: 2rem 0 0; border-top: 3px solid var(--fg); padding-top: 1rem; font-weight: 600; }
.pager .pos { color: var(--muted); font-weight: 400; font-size: var(--s14); }
.term-cloud { display: flex; flex-wrap: wrap; gap: .4rem .5rem; list-style: none; padding: 0; margin: 0; }
.term-cloud a { display: inline-flex; gap: .4rem; border: 1px solid var(--border); padding: .35rem .65rem; color: var(--fg); text-decoration: none; min-height: 36px; align-items: center; }
.term-cloud a:hover { border-color: var(--accent); }
.term-cloud small { color: var(--muted); }

/* ── signature: the measured year-strip ─────────────────────────────────── */
.yearstrip { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(21, minmax(0, 1fr)); gap: 4px; align-items: end; }
.yearstrip li { display: flex; flex-direction: column; align-items: stretch; }
.yearstrip a, .yearstrip li > span { display: flex; flex-direction: column; justify-content: flex-end; gap: .35rem; color: var(--fg); text-decoration: none; height: 100%; }
.yearstrip .track { height: 7rem; display: flex; align-items: flex-end; background: var(--bar-track); }
.yearstrip .bar { display: block; width: 100%; background: var(--bar); min-height: 3px; }
.yearstrip .y { font-size: .75rem; font-weight: 600; font-variant-numeric: tabular-nums; text-align: center; }
.yearstrip .n { font-size: .6875rem; color: var(--muted); text-align: center; font-variant-numeric: tabular-nums; }
.yearstrip a:hover .bar, .yearstrip a[aria-current='page'] .bar { background: var(--fg); }
.yearstrip a[aria-current='page'] .y { text-decoration: underline; text-decoration-color: var(--accent); text-decoration-thickness: 2px; text-underline-offset: .25em; }
.yearstrip.compact .track { height: 3.25rem; }
.yearstrip-cap { font-size: var(--s14); color: var(--muted); margin: .75rem 0 0; }
@media (max-width: 760px) {
  .yearstrip { grid-template-columns: repeat(7, minmax(0, 1fr)); row-gap: 1rem; }
  .yearstrip .track { height: 3.5rem; }
  .yearstrip.compact .track { height: 2.5rem; }
}

/* ── home ───────────────────────────────────────────────────────────────── */
.hero { display: grid; grid-template-columns: minmax(0, 1fr) 15.375rem; gap: 3rem; align-items: end; padding: clamp(2.5rem, 6vw, 5rem) 0 2.5rem; border-bottom: 3px solid var(--fg); }
.hero h1 { font-size: clamp(2.4rem, 1.2rem + 4.6vw, var(--s64)); line-height: 1.02; letter-spacing: -.03em; margin: 0 0 1.25rem; max-width: 15ch; font-weight: 700; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero .lede { color: var(--fg); font-size: var(--s20); max-width: 38rem; }
.hero .lede a { color: var(--fg); }
.hero figure { margin: 0; }
.hero img { display: block; width: 100%; height: auto; }
.hero figcaption { font-size: .75rem; color: var(--muted); margin-top: .4rem; text-transform: uppercase; letter-spacing: .08em; }
@media (max-width: 760px) { .hero { grid-template-columns: 1fr; gap: 1.5rem; } .hero figure { order: -1; width: 8rem; } }
.section { padding: 3rem 0 0; }
.section-head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; flex-wrap: wrap; margin: 0 0 1.25rem; }
.section-head h2 { font-size: clamp(1.5rem, 1.1rem + 1.4vw, var(--s32)); margin: 0; }
.section-head a { font-weight: 600; font-size: var(--s16); }
.pillars { list-style: none; padding: 0; margin: 0; counter-reset: pillar; }
.pillar { display: grid; grid-template-columns: 4.5rem minmax(0, 1fr) minmax(0, 22rem); gap: 1.5rem 2.5rem; padding: 2rem 0; border-top: 1px solid var(--hair); counter-increment: pillar; }
.pillar::before { content: counter(pillar, decimal-leading-zero); font: 700 var(--s32)/1 var(--sans); color: var(--accent); font-variant-numeric: tabular-nums; }
.pillar h3 { font-size: var(--s24); margin: 0 0 .6rem; }
.pillar p { margin: 0 0 .75rem; max-width: 40rem; }
.pillar ul { margin: 0 0 1rem; padding-left: 1.1rem; color: var(--fg); }
.pillar li { margin: .2rem 0; }
.pillar .more { font-weight: 600; }
.pillar .video { margin: 0; }
@media (max-width: 960px) { .pillar { grid-template-columns: 3rem minmax(0, 1fr); } .pillar .video { grid-column: 2; } }
@media (max-width: 560px) { .pillar { grid-template-columns: 1fr; gap: .75rem; } .pillar .video { grid-column: auto; } }
.shelf { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; list-style: none; padding: 0; margin: 0; }
.shelf a { color: var(--fg); text-decoration: none; display: block; }
.shelf .cover { background: var(--surface); border: 1px solid var(--hair); padding: 1.5rem; display: flex; justify-content: center; align-items: center; aspect-ratio: 4 / 4.2; }
.shelf img { max-height: 100%; width: auto; max-width: 100%; box-shadow: 0 10px 24px rgba(0,0,0,.18); }
.shelf h3 { font-size: var(--s18); margin: .9rem 0 .2rem; }
.shelf p { margin: 0; color: var(--muted); font-size: var(--s14); }
@media (max-width: 640px) { .shelf { grid-template-columns: 1fr 1fr; gap: 1rem; } .shelf li:last-child { grid-column: 1 / -1; } .shelf .cover { padding: 1rem; } }
.kata { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 2.5rem; background: var(--surface); border: 1px solid var(--hair); border-left: 6px solid var(--accent); padding: clamp(1.5rem, 4vw, 2.5rem); }
.kata h2 { font-size: clamp(1.5rem, 1.1rem + 1.4vw, var(--s32)); margin: 0 0 .75rem; }
.kata pre { margin: 0; font: 400 .9375rem/1.65 var(--mono); background: var(--code-bg); padding: 1.25rem; overflow-x: auto; }
.kata pre b { color: var(--accent); font-weight: 600; }
@media (max-width: 800px) { .kata { grid-template-columns: 1fr; } }
.two { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 3rem; }
@media (max-width: 860px) { .two { grid-template-columns: 1fr; } }
.cta-band { margin-top: 3rem; padding: 2.5rem 0; border-top: 3px solid var(--fg); border-bottom: 1px solid var(--hair); display: flex; justify-content: space-between; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.cta-band h2 { font-size: clamp(1.5rem, 1.1rem + 1.4vw, var(--s32)); margin: 0; max-width: 26ch; }

/* ── forms (contact, search) ────────────────────────────────────────────── */
.field { margin: 0 0 1.1rem; }
.field label { display: block; font-weight: 600; margin-bottom: .35rem; }
.field .req { color: var(--muted); font-weight: 400; font-size: var(--s14); }
input[type=text], input[type=email], input[type=search], textarea { width: 100%; font: inherit; color: var(--fg); background: var(--surface); border: 1px solid var(--border); padding: .7rem .8rem; border-radius: 0; min-height: 44px; }
textarea { min-height: 10rem; resize: vertical; }
.contact-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 3rem; align-items: start; }
.contact-form { background: var(--surface); border: 1px solid var(--hair); padding: clamp(1.25rem, 3vw, 2rem); }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }
.search-box { display: flex; gap: .5rem; max-width: 40rem; }
.search-box input { flex: 1; }
#search-results { margin-top: 1.5rem; }
.empty { color: var(--muted); }