/* Color Science manuals, website theme (build_site.py / build_camera_site.py --theme website).
   Matches the product site's design system (site/_src/main.css there): pure black, Inter with
   300-weight headings, white at fixed opacities, one product tint via --tint on <body>.
   Self-contained, because the manuals are static files served next to the Vite build. */

:root {
  --bg: #000;
  --fg: #e8e8e8;
  --w100: #fff;
  --w80: rgba(255, 255, 255, .8);
  --w75: rgba(255, 255, 255, .75);
  --w60: rgba(255, 255, 255, .6);
  --w50: rgba(255, 255, 255, .5);
  --w40: rgba(255, 255, 255, .4);
  --w35: rgba(255, 255, 255, .35);
  --w30: rgba(255, 255, 255, .3);
  --w20: rgba(255, 255, 255, .2);
  --l03: rgba(255, 255, 255, .03);
  --l05: rgba(255, 255, 255, .05);
  --l06: rgba(255, 255, 255, .06);
  --l10: rgba(255, 255, 255, .1);
  --l12: rgba(255, 255, 255, .12);
  --l15: rgba(255, 255, 255, .15);
  --l25: rgba(255, 255, 255, .25);
  --well: #0b0b0b;
  --tint: #fff;
  --tint-soft: color-mix(in srgb, var(--tint) 35%, transparent);
  --tint-faint: color-mix(in srgb, var(--tint) 14%, transparent);
  --r-pill: 100px;
  --r-xl: 24px;
  --r-lg: 16px;
  --r-md: 12px;
  --ease: cubic-bezier(.4, 0, .2, 1);
  --sans: 'Inter', system-ui, -apple-system, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--bg); color: var(--fg); font: 400 15px/1.6 var(--sans); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
h1, h2, h3, h4, p, figure { margin: 0; }
section[id] { scroll-margin-top: 96px; }
:focus-visible { outline: 1px solid var(--tint); outline-offset: 3px; }
.section-wrap { max-width: 1200px; margin: 0 auto; padding: 0 40px; }
.eyebrow { font-size: 13px; text-transform: uppercase; letter-spacing: .15em; color: var(--w30); margin-bottom: 16px; }
.eyebrow.tint { color: var(--tint); }

/* ---------- site nav (same as the rest of the site) */
.top-nav { position: fixed; inset: 0 0 auto; z-index: 50; background: rgba(0, 0, 0, .85); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.nav-inner { max-width: 1280px; margin: 0 auto; padding: 22px 40px; display: flex; align-items: center; gap: 40px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 600; color: var(--w100); white-space: nowrap; }
.brand img { width: 22px; height: 22px; border-radius: 6px; }
.nav-links { display: flex; gap: 28px; }
.nav-links a { font-size: 14px; color: var(--w60); transition: color .2s; }
.nav-links a:hover, .nav-links a[aria-current] { color: var(--w100); }
.nav-all { margin-left: auto; font-size: 13px; font-weight: 500; color: var(--w60); border: 1px solid var(--l15); border-radius: var(--r-pill); padding: 6px 14px; transition: .2s; }
.nav-all:hover { color: var(--w100); border-color: var(--l25); }
.nav-menu { display: none; margin-left: auto; color: var(--w80); }

/* ---------- footer, to-top */
.site-footer { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; padding-top: 32px; padding-bottom: 48px; border-top: 1px solid var(--l05); font-size: 12px; color: var(--w20); }
.site-footer nav { display: flex; gap: 24px; }
.site-footer a:hover { color: var(--w60); }
.to-top { position: fixed; right: 32px; bottom: 32px; z-index: 40; width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; border: 1px solid var(--l15); background: rgba(0, 0, 0, .6); backdrop-filter: blur(10px); color: var(--w80); opacity: 0; pointer-events: none; transform: translateY(8px); transition: .3s var(--ease); }
.to-top.show { opacity: 1; pointer-events: auto; transform: none; }
.to-top:hover { color: var(--tint); border-color: var(--tint-soft); }

/* ---------- docs layout */
.docs { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 64px; padding-top: 112px; padding-bottom: 80px; }
.docs-side { position: sticky; top: 92px; align-self: start; max-height: calc(100vh - 112px); overflow-y: auto; padding-right: 8px; scrollbar-width: thin; scrollbar-color: var(--l10) transparent; }
.docs-toc summary { display: none; }
.docs-langs { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 20px; }
.docs-langs a { font-size: 12px; padding: 4px 10px; border-radius: var(--r-pill); border: 1px solid var(--l10); color: var(--w50); transition: color .2s; }
.docs-langs a:hover { color: #fff; }
.docs-langs a[aria-current] { background: var(--tint); color: #000; border-color: var(--tint); }
.side-group { margin-top: 22px; }
.side-group:first-child { margin-top: 0; }
.side-group .eyebrow { font-size: 11px; margin: 0 10px 6px; }
.side-group ul { list-style: none; margin: 0; padding: 0; }
.side-group a { display: flex; gap: 10px; font-size: 13.5px; line-height: 1.35; padding: 6px 10px; border-radius: 8px; color: var(--w40); transition: color .2s, background .2s; }
.side-group a:hover { color: var(--w100); }
.side-group a[aria-current] { color: #fff; background: var(--l06); }
.side-group .num { flex: 0 0 18px; font-size: 11px; color: var(--w20); font-variant-numeric: tabular-nums; padding-top: 2px; }
.side-group a[aria-current] .num { color: var(--tint); }
.side-group .sub { margin: 4px 0 8px 19px; padding-left: 10px; border-left: 1px solid var(--l06); }
.side-group .sub a { font-size: 12.5px; padding: 4px 10px; color: var(--w35); }
.side-group .sub a:hover { color: var(--w100); }
.side-group .sub a.here { color: var(--tint); }

/* search (site.js) */
.search { position: relative; margin-bottom: 16px; }
.search input { width: 100%; height: 38px; padding: 0 16px; border-radius: var(--r-pill); border: 1px solid var(--l10); background: var(--l03); color: var(--w100); font: 400 13.5px var(--sans); outline: none; transition: border-color .2s; -webkit-appearance: none; appearance: none; }
.search input::placeholder { color: var(--w35); }
.search input:focus { border-color: var(--tint-soft); }
#results { position: absolute; top: 46px; left: 0; width: min(420px, calc(100vw - 40px)); z-index: 60; background: #0d0d0d; border: 1px solid var(--l10); border-radius: var(--r-md); max-height: 60vh; overflow: auto; display: none; box-shadow: 0 24px 60px rgba(0, 0, 0, .7); }
#results.open { display: block; }
#results a { display: block; padding: 10px 14px; border-bottom: 1px solid var(--l06); }
#results a:last-child { border-bottom: 0; }
#results a:hover, #results a.sel { background: var(--l06); }
#results b { display: block; font-size: 13.5px; font-weight: 500; color: var(--w100); }
#results small { display: block; font-size: 12px; line-height: 1.45; color: var(--w40); margin-top: 2px; }
#results .count { padding: 8px 14px; font-size: 11px; text-transform: uppercase; letter-spacing: .15em; color: var(--w30); border-bottom: 1px solid var(--l06); }
#results mark { background: var(--tint-faint); color: var(--tint); border-radius: 3px; padding: 0 1px; }

/* ---------- article */
.docs-main { max-width: 780px; min-width: 0; }
.csl .page-head { margin-bottom: 36px; }
.csl .page-head .eyebrow { color: var(--tint); }
.csl h1 { font-size: clamp(28px, 4vw, 48px); font-weight: 300; letter-spacing: -.03em; line-height: 1.2; color: var(--w100); margin-bottom: 14px; }
.csl .lead { font-size: 19px; font-weight: 300; line-height: 1.55; color: var(--w50); }
.csl section { margin-top: 56px; }
.csl section > h2, .csl .tool-head h2 { font-size: 28px; font-weight: 300; letter-spacing: -.02em; line-height: 1.25; color: #fff; margin-bottom: 12px; }
.csl h3 { font-size: 16px; font-weight: 500; color: var(--w80); margin: 28px 0 10px; }
.csl p, .csl li { font-size: 15px; line-height: 1.75; color: var(--w60); }
.csl p + p { margin-top: 14px; }
.csl ul, .csl ol { padding-left: 20px; margin: 14px 0; }
.csl li + li { margin-top: 6px; }
.csl li::marker { color: var(--w30); }
.csl ol.steps li::marker { color: var(--tint); font-size: 13px; }

/* tools (Mac manual) */
.csl section.tool { margin-top: 64px; padding-top: 40px; border-top: 1px solid var(--l06); }
.tool-head { display: flex; align-items: baseline; gap: 10px; }
.tool-head h2 { margin-bottom: 8px !important; }
.anchor { color: var(--w20); opacity: 0; transition: opacity .2s, color .2s; }
.anchor:hover { color: var(--tint); }
.tool:hover .anchor, .anchor:focus-visible { opacity: 1; }
.csl .tool-desc { font-size: 17px; font-weight: 300; line-height: 1.6; color: var(--w50); margin-bottom: 24px; }
.tool-body { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 32px; align-items: start; }
.tool-body figure.shot { margin: 0; }
.tool-text > h3:first-child { margin-top: 0; }

/* parameter tables */
.csl table.params { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 13.5px; border: 1px solid var(--l06); border-radius: var(--r-md); overflow: hidden; margin: 14px 0; }
.csl table.params th { text-align: left; font-size: 11px; font-weight: 500; text-transform: uppercase; letter-spacing: .15em; color: var(--w35); background: rgba(255, 255, 255, .02); padding: 10px 14px; border-bottom: 1px solid var(--l06); }
.csl table.params td { padding: 10px 14px; border-bottom: 1px solid var(--l06); vertical-align: top; color: var(--w60); line-height: 1.6; }
.csl table.params tr:last-child td { border-bottom: 0; }
.csl table.params td:first-child { color: var(--w80); font-weight: 500; width: 30%; }

/* chips: tools in this tab */
.chips { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin: 24px 0 8px; }
.chips > span { font-size: 11px; text-transform: uppercase; letter-spacing: .15em; color: var(--w30); margin-right: 6px; }
.chips a { font-size: 12px; padding: 5px 12px; border: 1px solid var(--l10); border-radius: var(--r-pill); color: var(--w50); transition: .2s; }
.chips a:hover { color: #fff; border-color: var(--tint-soft); }

/* screenshots */
figure.shot { margin: 28px 0 32px; }
figure.shot img { width: auto; max-width: 100%; height: auto; border-radius: var(--r-md); border: 1px solid var(--l06); background: var(--well); cursor: zoom-in; }
figure.hero img { width: 100%; }
figure.tab-shot img { max-height: 720px; }
figure.shot figcaption { display: none; }
figure.missing { display: grid; place-items: center; min-height: 160px; border: 1px dashed var(--l12); border-radius: var(--r-md); background: var(--l03); }
figure.missing img { display: none; }
figure.missing figcaption { display: block; padding: 20px; text-align: center; font-size: 13px; color: var(--w35); }
figure.missing figcaption::before { content: attr(data-missing); display: block; color: var(--w60); margin-bottom: 4px; }
.tool-body figure.missing { min-height: 200px; }

/* phone screenshots (Camera manual) */
.phones { display: flex; flex-wrap: wrap; gap: 20px; margin: 28px 0 8px; align-items: flex-start; }
.phones figure.shot { margin: 0; flex: 0 1 220px; min-width: 0; }
figure.phone img { width: 100%; max-height: none; border-radius: 26px; border: 1px solid var(--l10); }
figure.phone figcaption.cap { display: block; margin-top: 12px; font-size: 13px; line-height: 1.5; color: var(--w35); }
figure.phone figcaption.cap:empty { display: none; }
figure.phone.missing { min-height: 420px; }

/* welcome page: features and tab grid */
.csl .features { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; margin: 40px 0 28px; }
.csl .feature { padding: 24px; background: var(--l03); border: 1px solid var(--l06); border-radius: var(--r-lg); transition: border-color .3s; }
.csl .feature:hover { border-color: var(--l12); }
.csl .feature h3 { margin: 0 0 8px; font-size: 18px; font-weight: 300; letter-spacing: -.01em; color: #fff; }
.csl .feature p { font-size: 13px; line-height: 1.55; color: var(--w35); }
.tabs-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 8px; margin: 0 0 32px; }
.tabs-grid a { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border: 1px solid var(--l06); border-radius: var(--r-md); font-size: 14px; color: var(--w80); transition: border-color .3s, color .2s; }
.tabs-grid a:hover { border-color: var(--tint-soft); color: #fff; }
.tabs-grid .ico { color: var(--tint); font-size: 16px; width: 18px; text-align: center; }

/* ---------- pager */
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 72px; }
.pager a { display: flex; flex-direction: column; gap: 4px; padding: 20px 24px; border: 1px solid var(--l06); border-radius: var(--r-lg); transition: border-color .3s; }
.pager a:hover { border-color: var(--tint-soft); }
.pager small { font-size: 11px; text-transform: uppercase; letter-spacing: .15em; color: var(--w30); }
.pager span { font-size: 18px; font-weight: 300; color: #fff; }
.pager-next { text-align: right; grid-column: 2; }

/* ---------- lightbox (site.js) */
.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(0, 0, 0, .94); display: grid; place-items: center; padding: 24px; cursor: zoom-out; }
.lightbox img { max-width: 96vw; max-height: 92vh; border-radius: var(--r-md); }

/* ---------- language redirect page */
.splash { display: grid; place-items: center; min-height: 100vh; text-align: center; }
.splash-box img { width: 64px; height: 64px; margin: 0 auto 24px; border-radius: 14px; }
.splash-box h1 { font-size: 32px; font-weight: 300; letter-spacing: -.03em; color: #fff; margin-bottom: 20px; }
.splash-box .docs-langs { justify-content: center; }

/* ---------- responsive */
@media (max-width: 1024px) {
  .docs { grid-template-columns: 1fr; gap: 24px; }
  .docs-side { position: static; max-height: none; overflow: visible; padding: 0; }
  .docs-toc { border: 1px solid var(--l10); border-radius: var(--r-lg); padding: 4px 16px; }
  .docs-toc[open] { padding-bottom: 16px; }
  .docs-toc summary { display: flex; list-style: none; cursor: pointer; padding: 12px 0; font-size: 14px; font-weight: 500; color: var(--w80); }
  .docs-toc summary::-webkit-details-marker { display: none; }
  .docs-toc summary::after { content: '+'; margin-left: auto; color: var(--w40); }
  .docs-toc[open] summary::after { content: '–'; }
  .search { margin-bottom: 12px; }
  #results { width: 100%; }
}
@media (max-width: 768px) {
  .section-wrap { padding: 0 20px; }
  .nav-inner { padding: 14px 20px; gap: 16px; }
  .nav-links, .nav-all { display: none; }
  .nav-menu { display: block; }
  .top-nav.open .nav-links { display: flex; flex-direction: column; gap: 0; position: absolute; top: 100%; left: 0; right: 0; background: rgba(0, 0, 0, .96); padding: 8px 20px 20px; border-bottom: 1px solid var(--l06); }
  .top-nav.open .nav-links a { padding: 12px 0; font-size: 16px; border-bottom: 1px solid var(--l05); }
  .top-nav.open .nav-all { display: inline-block; position: absolute; top: calc(100% + 8px + 3 * 49px + 16px); left: 20px; }
  .docs { padding-top: 88px; }
  .tool-body { grid-template-columns: 1fr; gap: 20px; }
  .tool-body figure.shot img { max-width: min(100%, 360px); }
  .csl .lead { font-size: 17px; }
  .csl section > h2, .csl .tool-head h2 { font-size: 24px; }
  .csl table.params td:first-child { width: 36%; }
  .phones { flex-wrap: nowrap; gap: 12px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; margin-right: -20px; padding-right: 20px; }
  .phones::-webkit-scrollbar { display: none; }
  .phones figure.shot { flex: 0 0 58%; scroll-snap-align: start; }
  .pager span { font-size: 15px; }
  .to-top { right: 16px; bottom: 16px; }
}
@media (max-width: 480px) {
  .section-wrap { padding: 0 16px; }
  .site-footer { flex-direction: column; align-items: flex-start; }
  .pager { grid-template-columns: 1fr; }
  .pager-next { grid-column: auto; }
}