/* docs.verasol.ai - the look of the Verasol app: a soft blue-grey page with white rounded cards, brand blue */
:root {
  --bg: #eaf0f7;
  --bg-2: #f4f7fb;
  --card: #ffffff;
  --text: #0f172a;
  --text-2: #334155;
  --muted: #64748b;
  --line: #dde5ef;
  --line-2: #e9eef5;
  --brand: #1d5cf0;
  --brand-2: #1747c2;
  --brand-soft: #e7eeff;
  --violet: #7c3aed;
  --violet-soft: #f1eaff;
  --ok: #059669;
  --ok-soft: #e6f7f0;
  --warn: #b45309;
  --warn-soft: #fff4e0;
  --danger: #c2410c;
  --shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 8px 24px rgba(15, 23, 42, 0.06);
  --shadow-shot: 0 1px 2px rgba(15, 23, 42, 0.06), 0 12px 32px rgba(15, 23, 42, 0.10);
  --radius: 20px;
  --font: 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-head: 'Lexend', 'Inter', ui-sans-serif, system-ui, sans-serif;
  --top: 64px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) { --bg: #0a1020; --bg-2: #0e1628; --card: #111a2f; --text: #e6ebf3; --text-2: #c3cddb; --muted: #8d9bb2; --line: #1f2b45; --line-2: #19233a; --brand: #6d9bff; --brand-2: #8fb2ff; --brand-soft: rgba(109, 155, 255, 0.12); --violet: #a78bfa; --violet-soft: rgba(167, 139, 250, 0.12); --ok: #34d399; --ok-soft: rgba(52, 211, 153, 0.1); --warn: #fbbf24; --warn-soft: rgba(251, 191, 36, 0.1); --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.25); --shadow-shot: 0 12px 32px rgba(0, 0, 0, 0.45); color-scheme: dark; }
}
:root[data-theme='dark'] { --bg: #0a1020; --bg-2: #0e1628; --card: #111a2f; --text: #e6ebf3; --text-2: #c3cddb; --muted: #8d9bb2; --line: #1f2b45; --line-2: #19233a; --brand: #6d9bff; --brand-2: #8fb2ff; --brand-soft: rgba(109, 155, 255, 0.12); --violet: #a78bfa; --violet-soft: rgba(167, 139, 250, 0.12); --ok: #34d399; --ok-soft: rgba(52, 211, 153, 0.1); --warn: #fbbf24; --warn-soft: rgba(251, 191, 36, 0.1); --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.25); --shadow-shot: 0 12px 32px rgba(0, 0, 0, 0.45); color-scheme: dark; }
html[lang='ar'] { --font: 'IBM Plex Sans Arabic', 'Inter', ui-sans-serif, system-ui, sans-serif; --font-head: 'IBM Plex Sans Arabic', 'Lexend', ui-sans-serif, sans-serif; }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-padding-top: calc(var(--top) + 24px); -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 16px/1.7 var(--font); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: hidden; }
html[lang='ar'] body { line-height: 1.9; }
a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-2); }
.i { width: 18px; height: 18px; flex: none; }
kbd { font: 500 12px/1 var(--font); border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 6px; padding: 3px 6px; color: var(--muted); background: var(--card); }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; border-radius: 6px; }

/* top bar */
.top { position: sticky; top: 0; z-index: 30; height: var(--top); display: flex; align-items: center; gap: 16px; padding: 0 24px; background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: saturate(1.6) blur(12px); -webkit-backdrop-filter: saturate(1.6) blur(12px); border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent); }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font: 600 20px/1 var(--font-head); letter-spacing: -0.01em; }
.brand img { width: 28px; height: 28px; }
.brand .word { color: var(--brand); font-family: 'Lexend', var(--font-head); }
.brand .pill { font: 600 12px/1 var(--font); color: var(--brand); background: var(--brand-soft); padding: 5px 9px; border-radius: 999px; }
.search-btn { margin-inline-start: 24px; flex: 0 1 380px; display: flex; align-items: center; gap: 10px; height: 40px; padding: 0 10px 0 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--card); color: var(--muted); font: 400 14px var(--font); cursor: pointer; transition: border-color 0.15s, box-shadow 0.15s; }
.search-btn:hover { border-color: color-mix(in srgb, var(--brand) 40%, var(--line)); box-shadow: 0 0 0 4px var(--brand-soft); }
.search-btn span { flex: 1; text-align: start; }
.top-end { margin-inline-start: auto; display: flex; align-items: center; gap: 8px; }
.lang { font: 500 14px var(--font); color: var(--text-2); padding: 8px 12px; border-radius: 10px; }
html[lang='en'] .lang { font-family: 'IBM Plex Sans Arabic', var(--font); }
.lang:hover { background: var(--card); color: var(--text); }
.icon-btn { display: inline-grid; place-items: center; width: 40px; height: 40px; border: 0; border-radius: 10px; background: transparent; color: var(--text-2); cursor: pointer; }
.icon-btn:hover { background: var(--card); color: var(--text); }
.icon-btn .i { width: 20px; height: 20px; }
[data-theme-toggle] .sun { display: none; }
:root[data-theme='dark'] [data-theme-toggle] .sun { display: block; }
:root[data-theme='dark'] [data-theme-toggle] .moon { display: none; }
.btn-primary { display: inline-flex; align-items: center; height: 40px; padding: 0 16px; border-radius: 12px; background: var(--brand); color: #fff; font: 600 14px var(--font); box-shadow: 0 4px 14px color-mix(in srgb, var(--brand) 35%, transparent); }
.btn-primary:hover { background: var(--brand-2); color: #fff; }
:root[data-theme='dark'] .btn-primary { color: #0a1020; }
.nav-toggle { display: none; }
.ribbon { position: fixed; z-index: 60; inset-block-end: 16px; inset-inline-end: 16px; background: var(--warn); color: #fff; font: 600 12px var(--font); padding: 6px 12px; border-radius: 999px; letter-spacing: 0.04em; text-transform: uppercase; box-shadow: var(--shadow); }

/* layout */
.shell { display: grid; grid-template-columns: 272px minmax(0, 1fr) 232px; gap: 28px; max-width: 1480px; margin: 0 auto; padding: 24px 24px 48px; align-items: start; }
.shell.wide { grid-template-columns: 272px minmax(0, 1fr); }
.side { position: sticky; top: calc(var(--top) + 24px); max-height: calc(100vh - var(--top) - 48px); overflow: auto; scrollbar-width: thin; }
.side-in { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 12px; }
.side-home { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 12px; color: var(--text-2); font: 500 14px var(--font); }
.side-home:hover { background: var(--bg-2); color: var(--text); }
.nav-sec { border-top: 1px solid var(--line-2); }
.nav-sec summary { list-style: none; display: flex; align-items: center; gap: 10px; padding: 10px 12px; cursor: pointer; border-radius: 12px; color: var(--text); font: 600 14px var(--font); }
.nav-sec summary::-webkit-details-marker { display: none; }
.nav-sec summary:hover { background: var(--bg-2); }
.nav-sec summary .i { color: var(--brand); }
.nav-sec summary .chev { margin-inline-start: auto; width: 16px; height: 16px; color: var(--muted); transition: transform 0.2s; }
.nav-sec[open] summary .chev { transform: rotate(180deg); }
.nav-sec ul { list-style: none; margin: 0 0 8px; padding: 0; }
.nav-sec li a { display: block; padding: 6px 12px 6px 40px; margin: 1px 0; border-radius: 10px; color: var(--text-2); font: 400 14px/1.45 var(--font); }
html[dir='rtl'] .nav-sec li a { padding: 6px 40px 6px 12px; }
.nav-sec li a:hover { background: var(--bg-2); color: var(--text); }
.nav-sec li a.on { background: var(--brand-soft); color: var(--brand); font-weight: 600; }
.main { min-width: 0; }
.scrim { display: none; }
.rail { position: sticky; top: calc(var(--top) + 24px); max-height: calc(100vh - var(--top) - 48px); overflow: auto; }
.toc { padding: 4px 0 12px; }
.toc-title { font: 600 12px var(--font); letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); margin: 0 0 10px; }
html[lang='ar'] .toc-title { letter-spacing: 0; }
.toc ul { list-style: none; margin: 0; padding: 0; border-inline-start: 2px solid var(--line); }
.toc li a { display: block; padding: 5px 14px; margin-inline-start: -2px; border-inline-start: 2px solid transparent; color: var(--muted); font: 400 13.5px/1.45 var(--font); }
.toc li.d3 a { padding-inline-start: 26px; font-size: 13px; }
.toc li a:hover { color: var(--text); }
.toc li a.on { color: var(--brand); border-color: var(--brand); font-weight: 500; }
.open-screen { display: flex; gap: 8px; align-items: center; margin-top: 16px; padding: 12px 14px; border-radius: 14px; background: var(--card); box-shadow: var(--shadow); color: var(--text-2); font: 500 13.5px/1.4 var(--font); }
.open-screen .i { color: var(--brand); width: 16px; height: 16px; }
.open-screen:hover { color: var(--brand); }

/* article */
.doc { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 40px 56px 32px; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; color: var(--muted); font: 500 13px var(--font); margin-bottom: 14px; }
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--brand); }
.doc h1 { font: 600 34px/1.2 var(--font-head); letter-spacing: -0.02em; margin: 0 0 12px; color: var(--text); }
html[lang='ar'] .doc h1 { letter-spacing: 0; font-weight: 700; }
.lead { font-size: 18px; line-height: 1.6; color: var(--text-2); margin: 0 0 14px; max-width: 64ch; }
.meta { display: flex; gap: 8px; color: var(--muted); font: 400 13px var(--font); padding-bottom: 24px; margin-bottom: 8px; border-bottom: 1px solid var(--line-2); }
.prose { color: var(--text-2); max-width: 74ch; }
.prose > :first-child { margin-top: 0; }
.prose h2, .prose h3, .prose h4 { color: var(--text); font-family: var(--font-head); position: relative; scroll-margin-top: calc(var(--top) + 24px); }
.prose h2 { font-size: 24px; line-height: 1.3; font-weight: 600; letter-spacing: -0.01em; margin: 44px 0 12px; }
.prose h3 { font-size: 19px; line-height: 1.35; font-weight: 600; margin: 32px 0 8px; }
.prose h4 { font-size: 16px; font-weight: 600; margin: 24px 0 6px; }
html[lang='ar'] .prose h2, html[lang='ar'] .prose h3 { letter-spacing: 0; font-weight: 700; }
.anchor { position: absolute; inset-inline-start: -0.9em; padding-inline-end: 0.2em; color: var(--muted); opacity: 0; font-weight: 400; transition: opacity 0.15s; }
.prose h2:hover .anchor, .prose h3:hover .anchor { opacity: 1; }
.prose p, .prose ul, .prose ol { margin: 0 0 16px; }
.prose strong { color: var(--text); font-weight: 600; }
.prose ul { padding-inline-start: 22px; }
.prose li { margin: 6px 0; }
.prose li::marker { color: var(--muted); }
.prose ol { list-style: none; counter-reset: step; padding: 0; }
.prose ol > li { counter-increment: step; position: relative; padding-inline-start: 44px; margin: 12px 0; min-height: 28px; }
.prose ol > li::before { content: counter(step); position: absolute; inset-inline-start: 0; top: 0; width: 28px; height: 28px; border-radius: 50%; background: var(--brand-soft); color: var(--brand); font: 600 13.5px/28px var(--font); text-align: center; }
.prose ol ol > li::before { background: transparent; border: 1.5px solid var(--line); color: var(--muted); }
.prose code { font: 500 0.88em ui-monospace, SFMono-Regular, Menlo, monospace; background: var(--bg-2); border: 1px solid var(--line-2); border-radius: 6px; padding: 1px 6px; color: var(--text); }
.prose pre { background: var(--bg-2); border: 1px solid var(--line-2); border-radius: 12px; padding: 14px 16px; overflow: auto; }
.prose pre code { border: 0; padding: 0; background: none; }
.prose hr { border: 0; border-top: 1px solid var(--line-2); margin: 32px 0; }
.prose blockquote { margin: 0 0 16px; padding: 4px 16px; border-inline-start: 3px solid var(--line); color: var(--text-2); }
.ext { width: 13px; height: 13px; margin-inline-start: 3px; vertical-align: -1px; opacity: 0.7; }
.mk { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--brand); color: #fff; font: 700 12px/1 var(--font); vertical-align: 1px; margin: 0 2px; box-shadow: 0 1px 3px rgba(15, 23, 42, 0.25); }
:root[data-theme='dark'] .mk { color: #0a1020; }

/* tables (e.g. journal lines) */
.table-wrap { overflow-x: auto; margin: 0 0 20px; border: 1px solid var(--line); border-radius: 14px; }
.prose table { width: 100%; border-collapse: collapse; font-size: 14.5px; line-height: 1.5; }
.prose th { text-align: start; font: 600 13px var(--font); color: var(--text); background: var(--bg-2); padding: 10px 14px; border-bottom: 1px solid var(--line); }
.prose td { padding: 10px 14px; border-bottom: 1px solid var(--line-2); vertical-align: top; }
.prose tr:last-child td { border-bottom: 0; }
.prose td:not(:first-child), .prose th:not(:first-child) { font-variant-numeric: tabular-nums; }

/* screenshots */
.shot { margin: 24px 0 28px; }
.shot-frame { display: block; position: relative; width: 100%; padding: 0; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: var(--bg); box-shadow: var(--shadow-shot); cursor: zoom-in; }
.shot-frame img { display: block; width: 100%; height: auto; }
.shot-frame .zoom { position: absolute; inset-block-start: 10px; inset-inline-end: 10px; display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: rgba(15, 23, 42, 0.62); color: #fff; opacity: 0; transition: opacity 0.15s; }
.shot-frame:hover .zoom, .shot-frame:focus-visible .zoom { opacity: 1; }
.shot figcaption { margin-top: 10px; color: var(--muted); font: 400 13.5px/1.5 var(--font); text-align: center; }
.shot.pending .shot-frame { aspect-ratio: 16 / 10; display: grid; place-items: center; color: var(--muted); font-size: 14px; cursor: default; background: repeating-linear-gradient(135deg, var(--bg-2) 0 12px, var(--card) 12px 24px); }

/* callouts */
.callout { margin: 20px 0 24px; border-radius: 14px; padding: 14px 18px 4px; background: var(--brand-soft); border: 1px solid color-mix(in srgb, var(--brand) 18%, transparent); }
.callout-head { display: flex; align-items: center; gap: 8px; font: 600 14px var(--font); color: var(--brand); margin-bottom: 4px; }
.callout-body { color: var(--text-2); }
.callout-body p { margin: 0 0 10px; }
.callout.tip { background: var(--ok-soft); border-color: color-mix(in srgb, var(--ok) 22%, transparent); }
.callout.tip .callout-head { color: var(--ok); }
.callout.important, .callout.warning { background: var(--warn-soft); border-color: color-mix(in srgb, var(--warn) 25%, transparent); }
.callout.important .callout-head, .callout.warning .callout-head { color: var(--warn); }
.callout.vera { background: linear-gradient(135deg, var(--violet-soft), var(--brand-soft)); border-color: color-mix(in srgb, var(--violet) 22%, transparent); }
.callout.vera .callout-head { color: var(--violet); }
.callout.vera em { font-style: normal; color: var(--text); }
.callout.vera ul { list-style: none; padding: 0; }
.callout.vera li { position: relative; padding-inline-start: 18px; }
.callout.vera li::before { content: '“'; position: absolute; inset-inline-start: 0; color: var(--violet); font: 700 18px/1.4 Georgia, serif; }

/* prev / next */
.prevnext { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line-2); }
.pn { display: flex; flex-direction: column; gap: 2px; padding: 14px 18px; border: 1px solid var(--line); border-radius: 14px; color: var(--text); font: 500 15px/1.4 var(--font); transition: border-color 0.15s, box-shadow 0.15s; }
.pn small { color: var(--muted); font-size: 12.5px; font-weight: 400; }
.pn.next { text-align: end; }
.pn:hover { border-color: color-mix(in srgb, var(--brand) 40%, var(--line)); box-shadow: 0 0 0 4px var(--brand-soft); color: var(--brand); }

/* section page */
.sec-head { display: flex; gap: 18px; align-items: flex-start; margin-bottom: 24px; }
.i.big { width: 44px; height: 44px; padding: 10px; border-radius: 14px; background: var(--brand-soft); color: var(--brand); }
.cards { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.cards a { display: flex; flex-direction: column; gap: 6px; height: 100%; padding: 18px; border: 1px solid var(--line); border-radius: 16px; color: var(--text-2); font-size: 14px; line-height: 1.55; transition: border-color 0.15s, box-shadow 0.15s; }
.cards a strong { color: var(--text); font: 600 15.5px/1.35 var(--font); }
.cards a:hover { border-color: color-mix(in srgb, var(--brand) 40%, var(--line)); box-shadow: 0 0 0 4px var(--brand-soft); }

/* home */
.hero { position: relative; overflow: hidden; border-radius: 28px; padding: 56px 56px 48px; background: radial-gradient(900px 400px at 85% -20%, rgba(124, 58, 237, 0.35), transparent 60%), radial-gradient(700px 380px at 0% 120%, rgba(29, 92, 240, 0.45), transparent 60%), #0b1430; color: #fff; box-shadow: var(--shadow); }
.hero h1 { font: 600 40px/1.15 var(--font-head); letter-spacing: -0.02em; margin: 0 0 14px; }
html[lang='ar'] .hero h1 { letter-spacing: 0; font-weight: 700; }
.hero p { font-size: 18px; line-height: 1.6; max-width: 62ch; color: rgba(255, 255, 255, 0.82); margin: 0 0 28px; }
.hero-search { display: flex; align-items: center; gap: 12px; width: min(560px, 100%); height: 54px; padding: 0 14px 0 18px; border: 1px solid rgba(255, 255, 255, 0.18); border-radius: 16px; background: rgba(255, 255, 255, 0.1); color: rgba(255, 255, 255, 0.85); font: 400 16px var(--font); cursor: pointer; backdrop-filter: blur(6px); }
.hero-search:hover { background: rgba(255, 255, 255, 0.16); }
.hero-search span { flex: 1; text-align: start; }
.hero-search kbd { background: transparent; color: rgba(255, 255, 255, 0.7); border-color: rgba(255, 255, 255, 0.25); }
.popular { margin: 28px 4px 8px; }
.popular h2, .grid-title { font: 600 13px var(--font); letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); margin: 0 0 12px; }
html[lang='ar'] .popular h2 { letter-spacing: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips a { padding: 8px 14px; border-radius: 999px; background: var(--card); box-shadow: var(--shadow); color: var(--text-2); font: 500 14px var(--font); }
.chips a:hover { color: var(--brand); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 18px; margin-top: 24px; }
.tile { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 22px 22px 18px; display: flex; flex-direction: column; }
.tile-head { display: flex; align-items: center; gap: 12px; color: var(--text); font: 600 17px/1.3 var(--font-head); }
.tile-icon { width: 40px; height: 40px; padding: 9px; border-radius: 12px; background: var(--brand-soft); color: var(--brand); }
.tile p { color: var(--muted); font-size: 14px; line-height: 1.55; margin: 12px 0 10px; }
.tile ul { list-style: none; margin: 0; padding: 0; }
.tile li a { display: block; padding: 5px 0; color: var(--text-2); font-size: 14.5px; }
.tile li a:hover { color: var(--brand); }
.more { display: inline-flex; align-items: center; gap: 6px; margin-top: auto; padding-top: 10px; font: 500 13.5px var(--font); }
.more .i { width: 15px; height: 15px; }

/* footer */
.foot { max-width: 1480px; margin: 0 auto; padding: 8px 24px 40px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; color: var(--muted); font-size: 13px; }
.foot a { color: var(--muted); margin-inline-start: 16px; }
.foot a:hover { color: var(--brand); }

/* search */
dialog { border: 0; padding: 0; color: var(--text); }
dialog::backdrop { background: rgba(10, 16, 32, 0.45); backdrop-filter: blur(3px); }
.search { width: min(680px, calc(100vw - 32px)); margin: 10vh auto auto; border-radius: 18px; background: var(--card); box-shadow: 0 24px 64px rgba(10, 16, 32, 0.35); overflow: hidden; }
.search-box { display: flex; align-items: center; gap: 10px; padding: 8px 8px 8px 18px; border-bottom: 1px solid var(--line); color: var(--muted); }
html[dir='rtl'] .search-box { padding: 8px 18px 8px 8px; }
.search-box input { flex: 1; height: 48px; border: 0; outline: 0; background: transparent; color: var(--text); font: 400 17px var(--font); }
.search-box input::-webkit-search-cancel-button { display: none; }
.results { list-style: none; margin: 0; padding: 8px; max-height: min(60vh, 520px); overflow: auto; }
.results a { display: block; padding: 10px 14px; border-radius: 12px; color: var(--text-2); }
.results a[aria-selected='true'], .results a:hover { background: var(--brand-soft); }
.results .r-sec { font: 500 12px var(--font); color: var(--muted); }
.results .r-title { display: block; font: 600 15px/1.4 var(--font); color: var(--text); }
.results .r-head { color: var(--brand); font-weight: 500; }
.results .r-snip { display: block; font-size: 13.5px; line-height: 1.5; color: var(--muted); margin-top: 2px; }
.results mark { background: transparent; color: var(--brand); font-weight: 600; }
.search-empty { padding: 28px; text-align: center; color: var(--muted); }

/* lightbox */
.lightbox { max-width: none; max-height: none; width: 100vw; height: 100vh; margin: 0; background: transparent; display: none; place-items: center; }
.lightbox[open] { display: grid; }
.lightbox img { max-width: min(96vw, 1800px); max-height: 92vh; border-radius: 12px; box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5); background: #fff; }
.lightbox .icon-btn { position: fixed; top: 16px; inset-inline-end: 16px; background: rgba(15, 23, 42, 0.6); color: #fff; }

/* narrower screens */
@media (max-width: 1240px) {
  .shell { grid-template-columns: 252px minmax(0, 1fr); }
  .rail { display: none; }
}
@media (max-width: 900px) {
  :root { --top: 58px; }
  .top { padding: 0 12px; gap: 8px; }
  .nav-toggle { display: inline-grid; }
  .search-btn { margin: 0; flex: 1 1 auto; min-width: 0; }
  .search-btn kbd, .btn-primary, .brand .pill { display: none; }
  .brand .word { display: none; }
  .shell, .shell.wide { grid-template-columns: minmax(0, 1fr); padding: 16px 16px 40px; gap: 0; }
  .side { position: fixed; z-index: 50; top: 0; bottom: 0; inset-inline-start: 0; width: min(320px, 86vw); max-height: none; padding: 12px; background: var(--bg); transform: translateX(-105%); transition: transform 0.22s ease; }
  html[dir='rtl'] .side { transform: translateX(105%); }
  body.nav-open .side { transform: none; }
  .scrim { display: block; position: fixed; inset: 0; z-index: 40; background: rgba(10, 16, 32, 0.4); opacity: 0; pointer-events: none; transition: opacity 0.2s; }
  body.nav-open .scrim { opacity: 1; pointer-events: auto; }
  .doc { padding: 24px 18px 20px; border-radius: 18px; }
  .doc h1 { font-size: 27px; }
  .lead { font-size: 16.5px; }
  .prose h2 { font-size: 21px; margin-top: 36px; }
  .hero { padding: 32px 22px; border-radius: 22px; }
  .hero h1 { font-size: 29px; }
  .hero p { font-size: 16px; }
  .prevnext { grid-template-columns: 1fr; }
  .shot-frame { border-radius: 10px; }
  .foot { padding: 8px 16px 32px; }
  .foot a { margin: 0 12px 0 0; }
}
@media print {
  .top, .side, .rail, .prevnext, .foot, .ribbon { display: none !important; }
  .shell { display: block; padding: 0; }
  .doc { box-shadow: none; padding: 0; }
  body { background: #fff; }
}