/* gepha.design — documentation site chrome. Built on tokens.css + components.css. */

*, *::before, *::after { box-sizing: border-box; }
html { background: var(--gds-bg); scroll-padding-top: 88px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; display: flex; flex-direction: column;
  background: var(--gds-bg); color: var(--gds-text);
  font: var(--gds-text-md)/1.6 var(--gds-font-sans);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; }
a { color: var(--gds-link); text-underline-offset: 3px; }
h1, h2, h3, h4 { font-family: var(--gds-font-heading); color: var(--gds-text); letter-spacing: -0.01em; }
code, pre { font-family: var(--gds-font-mono); }
:focus-visible { outline: 3px solid var(--gds-focus-ring); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Bilingual content: <span lang="ka">…</span><span lang="en">…</span> */
html[data-lang="ka"] body [lang="en"],
html[data-lang="en"] body [lang="ka"] { display: none !important; }

/* ================= Header ================= */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--gds-surface) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(12px); -webkit-backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--gds-border);
}
.site-header__inner {
  max-width: 1440px; margin: 0 auto; height: 68px; padding: 0 24px;
  display: flex; align-items: center; gap: 24px;
}
.wordmark {
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--gds-text);
  font: 700 20px/1 var(--gds-font-heading); letter-spacing: -0.02em; flex: none;
}
.wordmark__mark { width: 28px; height: 28px; flex: none; }
.wordmark span { color: var(--gds-text-muted); font-weight: 500; }
.wordmark b { font-weight: inherit; }
.site-nav { display: flex; gap: 4px; }
.site-nav a {
  color: var(--gds-text-muted); text-decoration: none; font: 600 15px/1 var(--gds-font-heading);
  padding: 10px 14px; border-radius: 999px;
}
.site-nav a:hover { color: var(--gds-text); background: var(--gds-surface-muted); }
.site-nav a[aria-current="true"] { color: var(--gds-on-primary-soft); background: var(--gds-primary-soft); }
.header-tools { margin-left: auto; display: flex; align-items: center; gap: 8px; }

.icon-btn {
  display: inline-grid; place-items: center; width: 40px; height: 40px; flex: none;
  border: 1px solid var(--gds-border); border-radius: 999px; background: var(--gds-surface);
  color: var(--gds-text); cursor: pointer;
}
.icon-btn:hover { background: var(--gds-surface-muted); }
.icon-btn svg { width: 20px; height: 20px; }

.search-btn {
  display: inline-flex; align-items: center; gap: 8px; height: 40px; padding: 0 14px 0 12px;
  border: 1px solid var(--gds-border); border-radius: 999px; background: var(--gds-surface);
  color: var(--gds-text-muted); font: 500 14px/1 var(--gds-font-sans); cursor: pointer; min-width: 180px;
}
.search-btn:hover { border-color: var(--gds-border-strong); }
.search-btn svg { width: 18px; height: 18px; }
.search-btn kbd {
  margin-left: auto; font: 500 11px/1 var(--gds-font-mono); padding: 3px 6px;
  border: 1px solid var(--gds-border); border-radius: 6px; color: var(--gds-text-muted);
}

.segmented {
  display: inline-flex; padding: 3px; gap: 2px; border-radius: 999px;
  background: var(--gds-surface-muted); border: 1px solid var(--gds-border);
}
.segmented button {
  display: inline-flex; align-items: center; gap: 6px; height: 32px; padding: 0 12px;
  border: 0; border-radius: 999px; background: transparent; color: var(--gds-text-muted);
  font: 600 13px/1 var(--gds-font-sans); cursor: pointer; white-space: nowrap;
}
.segmented button:hover { color: var(--gds-text); }
.segmented button[aria-pressed="true"] { background: var(--gds-surface); color: var(--gds-text); box-shadow: var(--gds-shadow-sm); }
.dot { width: 10px; height: 10px; border-radius: 50%; flex: none; box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .12); }
.dot--gepha { background: #006D77; } .dot--gpc { background: #006BCE; } .dot--pharmadepot { background: #00AAAD; }

.menu-btn { display: none; }

/* ================= Page shells ================= */
.shell {
  flex: 1; width: 100%; max-width: 1440px; margin: 0 auto;
  display: grid; grid-template-columns: 280px minmax(0, 1fr) 220px;
}
.sidebar {
  position: sticky; top: 68px; align-self: start; height: calc(100vh - 68px); overflow-y: auto;
  padding: 32px 16px 48px 24px; border-right: 1px solid var(--gds-border);
}
.side-group + .side-group { margin-top: 24px; }
.side-group__title {
  font: 700 12px/1.2 var(--gds-font-heading); letter-spacing: .06em; text-transform: uppercase;
  color: var(--gds-text-muted); margin: 0 0 8px 12px;
}
.side-group ul { list-style: none; margin: 0; padding: 0; }
.side-group a {
  display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 10px;
  color: var(--gds-text); text-decoration: none; font-size: 15px; line-height: 1.3;
}
.side-group a:hover { background: var(--gds-surface-muted); }
.side-group a[aria-current="page"] { background: var(--gds-primary-soft); color: var(--gds-on-primary-soft); font-weight: 600; }

.doc { padding: 48px 56px 96px; min-width: 0; max-width: 920px; }
.toc { position: sticky; top: 68px; align-self: start; padding: 48px 24px 32px 8px; max-height: calc(100vh - 68px); overflow-y: auto; }
.toc__title { font: 700 12px/1.2 var(--gds-font-heading); letter-spacing: .06em; text-transform: uppercase; color: var(--gds-text-muted); margin: 0 0 12px; }
.toc a { display: block; padding: 5px 0 5px 12px; border-left: 2px solid var(--gds-border); color: var(--gds-text-muted); text-decoration: none; font-size: 14px; line-height: 1.35; }
.toc a:hover { color: var(--gds-text); }
.toc a.is-active { color: var(--gds-link); border-left-color: var(--gds-primary); font-weight: 600; }

/* ================= Doc content ================= */
.eyebrow { font: 700 13px/1 var(--gds-font-heading); letter-spacing: .06em; text-transform: uppercase; color: var(--gds-link); margin: 0 0 12px; }
.doc h1 { font-size: var(--gds-text-3xl); line-height: 1.15; margin: 0 0 16px; font-weight: 700; }
.lead { font-size: 19px; line-height: 1.6; color: var(--gds-text-muted); margin: 0 0 32px; max-width: 68ch; }
.doc h2 { font-size: 28px; line-height: 1.25; margin: 64px 0 16px; font-weight: 700; }
.doc h3 { font-size: var(--gds-text-lg); line-height: 1.35; margin: 36px 0 12px; font-weight: 600; }
.doc p, .doc li { max-width: 72ch; }
.doc ul, .doc ol { padding-left: 22px; }
.doc li + li { margin-top: 6px; }
.doc :not(pre) > code {
  font-size: .88em; padding: 2px 6px; border-radius: 6px;
  background: var(--gds-surface-muted); border: 1px solid var(--gds-border);
}
.doc hr { border: 0; border-top: 1px solid var(--gds-border); margin: 48px 0; }

.preview {
  position: relative; background: var(--gds-surface); border: 1px solid var(--gds-border);
  border-radius: 20px; padding: 40px 32px 32px; margin: 16px 0;
}
.preview__row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.preview__row + .preview__row { margin-top: 16px; }
.preview__brand {
  position: absolute; top: 12px; right: 12px; display: inline-flex; align-items: center; gap: 6px;
  font: 600 11px/1 var(--gds-font-sans); color: var(--gds-text-muted);
  padding: 5px 8px; border-radius: 999px; background: var(--gds-surface-muted);
}
.preview--muted { background: var(--gds-bg); }
.preview + pre.code { margin-top: -8px; }

pre.code {
  position: relative; margin: 16px 0; padding: 18px 20px; overflow-x: auto;
  background: var(--gds-surface-muted); border: 1px solid var(--gds-border); border-radius: 14px;
  font-size: 13px; line-height: 1.65; color: var(--gds-text); tab-size: 2;
}
.copy-btn {
  position: absolute; top: 10px; right: 10px; display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 10px; border-radius: 8px; border: 1px solid var(--gds-border); background: var(--gds-surface);
  color: var(--gds-text-muted); font: 600 12px/1 var(--gds-font-sans); cursor: pointer; opacity: 0; transition: opacity .15s;
}
pre.code:hover .copy-btn, .copy-btn:focus-visible { opacity: 1; }
.copy-btn svg { width: 14px; height: 14px; }

.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }

.note {
  display: grid; grid-template-columns: 22px 1fr; gap: 12px; margin: 20px 0; padding: 16px 18px;
  border-radius: 14px; background: var(--gds-primary-soft); color: var(--gds-text);
}
.note svg { width: 22px; height: 22px; color: var(--gds-link); margin-top: 1px; }
.note p { margin: 0; }
.note--warn { background: var(--gds-warning-soft); }
.note--warn svg { color: var(--gds-warning); }

.do-dont { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 16px 0; }
.do-dont > div { background: var(--gds-surface); border: 1px solid var(--gds-border); border-radius: 16px; overflow: hidden; }
.do-dont__stage { padding: 28px 24px; display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: center; min-height: 120px; border-bottom: 1px solid var(--gds-border); }
.do-dont__text { padding: 14px 18px 16px; font-size: 14px; }
.do-dont__label { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; margin-bottom: 4px; }
.do-dont__label svg { width: 18px; height: 18px; }
.do .do-dont__label { color: var(--gds-success); }
.dont .do-dont__label { color: var(--gds-danger); }
.do { border-top: 4px solid var(--gds-success) !important; }
.dont { border-top: 4px solid var(--gds-danger) !important; }

/* Tables of tokens */
.table-wrap { overflow-x: auto; margin: 16px 0; border: 1px solid var(--gds-border); border-radius: 14px; background: var(--gds-surface); }
.table-wrap .gds-table th, .table-wrap .gds-table td { padding: 10px 14px; }
.table-wrap .gds-table tr:last-child td { border-bottom: 0; }
.chip { display: inline-block; width: 22px; height: 22px; border-radius: 6px; vertical-align: middle; box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .12); margin-right: 8px; }
.mono { font-family: var(--gds-font-mono); font-size: 13px; }
.pass { color: var(--gds-success); font-weight: 700; }
.fail { color: var(--gds-danger); font-weight: 700; }

/* Swatches */
.swatches { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; margin: 16px 0; }
.swatch {
  display: flex; flex-direction: column; text-align: left; padding: 0; overflow: hidden; cursor: pointer;
  background: var(--gds-surface); border: 1px solid var(--gds-border); border-radius: 16px; color: var(--gds-text); font: inherit;
}
.swatch:hover { box-shadow: var(--gds-shadow-md); }
.swatch__color { height: 96px; display: flex; align-items: flex-end; padding: 10px 12px; font: 700 12px/1 var(--gds-font-mono); }
.swatch__meta { padding: 10px 12px 12px; display: grid; gap: 2px; }
.swatch__meta b { font-size: 14px; }
.swatch__meta span { font: 12px/1.3 var(--gds-font-mono); color: var(--gds-text-muted); }

.scale { display: grid; grid-template-columns: repeat(10, minmax(0, 1fr)); gap: 4px; margin: 8px 0 20px; }
.scale button {
  height: 64px; border: 0; border-radius: 10px; cursor: pointer; padding: 8px;
  display: flex; flex-direction: column; justify-content: flex-end; align-items: flex-start;
  font: 600 11px/1.25 var(--gds-font-mono); text-align: left;
}
.scale button small { font-weight: 400; opacity: .85; }
.scale button.is-brand { box-shadow: inset 0 0 0 3px rgba(255, 255, 255, .7), 0 0 0 2px var(--gds-text); }
.scale-label { display: flex; gap: 6px; align-items: baseline; margin-top: 20px; font-weight: 600; }
.scale-label > span:last-child { margin-left: auto; font: 12px var(--gds-font-mono); color: var(--gds-text-muted); font-weight: 400; }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); opacity: 0; z-index: 80;
  background: var(--gds-text); color: var(--gds-bg); padding: 10px 16px; border-radius: 999px;
  font: 600 14px/1 var(--gds-font-sans); pointer-events: none; transition: all .2s ease;
}
.toast.is-on { transform: translate(-50%, 0); opacity: 1; }

/* Type specimen */
.type-row { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 24px; align-items: baseline; padding: 18px 0; border-bottom: 1px solid var(--gds-border); }
.type-row:last-child { border-bottom: 0; }
.type-row__meta { font: 12px/1.5 var(--gds-font-mono); color: var(--gds-text-muted); }
.type-row__meta b { display: block; font: 600 14px/1.4 var(--gds-font-sans); color: var(--gds-text); }
.type-row__sample { overflow-wrap: anywhere; font-family: var(--gds-font-heading); }

/* Spacing viz */
.space-row { display: grid; grid-template-columns: 140px 64px 1fr; gap: 16px; align-items: center; padding: 8px 0; }
.space-row .bar { height: 16px; background: var(--gds-primary); border-radius: 4px; }

/* ================= Brand pages ================= */
.brand-hero {
  border-radius: 28px; padding: 48px; margin: 0 0 40px; display: grid; gap: 24px;
  grid-template-columns: minmax(0, 1fr) auto; align-items: center; overflow: hidden;
}
.brand-hero h1 { color: inherit; margin: 0 0 8px; }
.brand-hero p { margin: 0; max-width: 52ch; opacity: .9; }
.brand-hero__logo { background: #FFFFFF; border-radius: 20px; padding: 24px 28px; display: grid; place-items: center; box-shadow: 0 10px 30px rgba(0, 0, 0, .15); }
.brand-hero__logo img { display: block; height: 72px; width: auto; }
.brand-hero--gepha { background: #006D77; color: #FFFFFF; }
.brand-hero--gpc { background: #006BCE; color: #FFFFFF; }
.brand-hero--pharmadepot { background: #00AAAD; color: #051224; }

.logo-stage { display: grid; place-items: center; min-height: 180px; padding: 32px; border-radius: 16px; }
.logo-stage img { max-height: 90px; max-width: 100%; }
.logo-stage--light { background: #FFFFFF; border: 1px solid var(--gds-border); }
.logo-stage--tint { background: var(--tint, #F4F6F8); }
.logo-stage--dark { background: #051224; }
.logo-stage--dark img.invert { filter: brightness(0) invert(1); }
.logo-caption { font-size: 13px; color: var(--gds-text-muted); margin-top: 8px; }

.fact-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; margin: 16px 0; }
.fact { background: var(--gds-surface); border: 1px solid var(--gds-border); border-radius: 16px; padding: 16px 18px; }
.fact b { display: block; font: 700 22px/1.2 var(--gds-font-heading); margin-bottom: 4px; }
.fact span { font-size: 14px; color: var(--gds-text-muted); }

/* ================= Home ================= */
.home { flex: 1; width: 100%; }
.wrap { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.hero { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 48px; align-items: center; padding: 80px 0 72px; }
.hero h1 { font-size: 56px; line-height: 1.08; margin: 0 0 20px; font-weight: 700; letter-spacing: -0.025em; }
.hero h1 em { font-style: normal; color: var(--gds-link); }
.hero p { font-size: 20px; line-height: 1.55; color: var(--gds-text-muted); margin: 0 0 32px; max-width: 34em; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; }

.hero-stack { position: relative; height: 470px; }
.hero-tile {
  position: absolute; width: 290px; border-radius: 24px; padding: 20px; background: #FFFFFF; color: #051224;
  box-shadow: 0 20px 50px rgba(5, 18, 36, .18); border: 1px solid rgba(5, 18, 36, .06);
  transition: transform .35s cubic-bezier(.2, .8, .2, 1);
}
.hero-tile:nth-child(1) { top: 10px; left: 0; transform: rotate(-5deg); }
.hero-tile:nth-child(2) { top: 0; right: 0; transform: rotate(4deg); z-index: 2; }
.hero-tile:nth-child(3) { top: 205px; left: 24%; transform: rotate(-1deg); z-index: 3; }
.hero-stack:hover .hero-tile:nth-child(1) { transform: rotate(-8deg) translate(-10px, -6px); }
.hero-stack:hover .hero-tile:nth-child(2) { transform: rotate(7deg) translate(10px, -6px); }
.hero-tile__band { height: 64px; border-radius: 14px; display: flex; align-items: center; padding: 0 16px; margin-bottom: 14px; }
.hero-tile__band img { height: 30px; width: auto; background: #FFFFFF; border-radius: 8px; padding: 4px 8px; }
.hero-tile__row { display: flex; gap: 8px; align-items: center; margin-top: 12px; }
.hero-tile__btn { flex: 1; height: 40px; display: grid; place-items: center; font: 600 14px/1 var(--gds-font-sans); }
.hero-tile__sw { width: 28px; height: 28px; border-radius: 8px; box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .08); }
.hero-tile__title { font: 600 15px/1.3 var(--gds-font-sans); }
.hero-tile__price { font: 700 20px/1 var(--gds-font-sans); }
.hero-tile__price s { font-weight: 400; font-size: 14px; color: #505966; margin-left: 6px; }

.section { padding: 56px 0; }
.section__head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 28px; }
.section__head h2 { font-size: 36px; line-height: 1.15; margin: 0; }
.section__head p { margin: 8px 0 0; color: var(--gds-text-muted); font-size: 17px; max-width: 60ch; }

.brand-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.brand-card {
  background: var(--gds-surface); border: 1px solid var(--gds-border); border-radius: 24px; overflow: hidden;
  display: flex; flex-direction: column; transition: box-shadow .2s ease, transform .2s ease;
}
.brand-card:hover { box-shadow: var(--gds-shadow-lg); transform: translateY(-2px); }
.brand-card__logo { height: 150px; display: grid; place-items: center; padding: 28px; }
.brand-card__logo img { max-height: 64px; max-width: 80%; }
.brand-card__strip { display: flex; height: 10px; }
.brand-card__strip i { flex: 1; }
.brand-card__body { padding: 22px 24px 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.brand-card__body h3 { margin: 0; font-size: 22px; }
.brand-card__body p { margin: 0; color: var(--gds-text-muted); font-size: 15px; }
.brand-card__actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: auto; padding-top: 10px; }

.feature { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px; align-items: center; border-radius: 32px; padding: 48px 56px; margin-bottom: 20px; }
.feature:nth-child(even) .feature__art { order: -1; }
.feature h3 { font-size: 32px; line-height: 1.2; margin: 8px 0 16px; }
.feature p { color: var(--gds-text); opacity: .82; margin: 0 0 12px; font-size: 17px; }
.feature .gds-btn { margin-top: 12px; }
.feature--a { background: var(--gds-primary-soft); }
.feature--b { background: var(--gds-accent-soft); }
.feature--c { background: var(--gds-success-soft); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .feature--a { background: color-mix(in srgb, var(--gds-primary) 14%, var(--gds-surface)); }
  :root:not([data-theme="light"]) .feature--b { background: color-mix(in srgb, var(--gds-accent) 12%, var(--gds-surface)); }
  :root:not([data-theme="light"]) .feature--c { background: color-mix(in srgb, var(--gds-success) 12%, var(--gds-surface)); }
}
:root[data-theme="dark"] .feature--a { background: color-mix(in srgb, var(--gds-primary) 14%, var(--gds-surface)); }
:root[data-theme="dark"] .feature--b { background: color-mix(in srgb, var(--gds-accent) 12%, var(--gds-surface)); }
:root[data-theme="dark"] .feature--c { background: color-mix(in srgb, var(--gds-success) 12%, var(--gds-surface)); }
.feature__tag { font: 700 13px/1 var(--gds-font-heading); letter-spacing: .06em; text-transform: uppercase; opacity: .7; }
.feature__art { background: var(--gds-surface); border-radius: 24px; min-height: 280px; padding: 28px; box-shadow: var(--gds-shadow-md); display: grid; place-items: center; }

.art-colors { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; width: 100%; }
.art-colors i { aspect-ratio: .5; border-radius: 14px; box-shadow: inset 0 0 0 1px rgba(128, 128, 128, .25); }
/* Five distinct palette colours per brand (semantic roles repeat, e.g. brand = primary in GEPHA/GPC). */
.art-colors i:nth-child(1) { background: var(--art-1); }
.art-colors i:nth-child(2) { background: var(--art-2); }
.art-colors i:nth-child(3) { background: var(--art-3); }
.art-colors i:nth-child(4) { background: var(--art-4); }
.art-colors i:nth-child(5) { background: var(--art-5); }
:root {
  --art-1: var(--gds-brand-teal); --art-2: var(--gds-brand-mint); --art-3: var(--gds-brand-peach);
  --art-4: var(--gds-brand-coral); --art-5: var(--gds-teal-800);
}
:root[data-brand="gpc"] {
  --art-1: var(--gds-gpc-blue); --art-2: var(--gds-gpc-blue-dark); --art-3: var(--gds-gpc-blue-300);
  --art-4: var(--gds-gpc-yellow); --art-5: var(--gds-retail-ink);
}
:root[data-brand="pharmadepot"] {
  --art-1: var(--gds-pd-teal); --art-2: var(--gds-pd-teal-dark); --art-3: var(--gds-pd-yellow);
  --art-4: var(--gds-pd-navy); --art-5: var(--gds-retail-ink);
}
.art-type { text-align: center; }
.art-type b { display: block; font: 700 104px/1 var(--gds-font-heading); color: var(--gds-link); }
.art-type span { display: block; font-size: 15px; color: var(--gds-text-muted); margin-top: 12px; }
.art-a11y { display: grid; gap: 10px; width: 100%; max-width: 360px; }
.art-a11y div { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; border-radius: 14px; font: 700 18px/1 var(--gds-font-heading); }
.art-a11y small { font: 600 12px/1 var(--gds-font-mono); padding: 5px 8px; border-radius: 999px; background: rgba(255, 255, 255, .9); color: #051224; }

.layers { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; counter-reset: layer; }
.layer { background: var(--gds-surface); border: 1px solid var(--gds-border); border-radius: 20px; padding: 24px; position: relative; }
.layer::before {
  counter-increment: layer; content: counter(layer); display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%;
  background: var(--gds-primary); color: var(--gds-on-primary); font: 700 15px/1 var(--gds-font-heading); margin-bottom: 14px;
}
.layer h3 { margin: 0 0 8px; font-size: 19px; }
.layer p { margin: 0 0 14px; color: var(--gds-text-muted); font-size: 15px; }
.layer code { font-size: 12.5px; display: block; padding: 10px 12px; border-radius: 10px; background: var(--gds-surface-muted); overflow-x: auto; white-space: nowrap; }

.showcase { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 20px; }
.showcase > .gds-card { display: grid; gap: 18px; align-content: start; }
.products { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }

/* ================= Footer ================= */
.site-footer { border-top: 1px solid var(--gds-border); background: var(--gds-surface); margin-top: auto; }
.site-footer__inner { max-width: 1440px; margin: 0 auto; padding: 32px 24px; display: flex; flex-wrap: wrap; gap: 16px 32px; align-items: center; justify-content: space-between; font-size: 14px; color: var(--gds-text-muted); }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.site-footer a { color: var(--gds-text-muted); text-decoration: none; }
.site-footer a:hover { color: var(--gds-text); text-decoration: underline; }

/* ================= Search dialog ================= */
.search-dialog { border: 0; padding: 0; width: min(640px, calc(100vw - 32px)); border-radius: 20px; background: var(--gds-surface); color: var(--gds-text); box-shadow: var(--gds-shadow-lg); margin: 10vh auto auto; }
.search-dialog::backdrop { background: rgba(5, 18, 36, .45); backdrop-filter: blur(2px); }
.search-dialog__field { display: flex; align-items: center; gap: 10px; padding: 0 18px; border-bottom: 1px solid var(--gds-border); }
.search-dialog__field svg { width: 20px; height: 20px; color: var(--gds-text-muted); flex: none; }
.search-dialog input { flex: 1; min-width: 0; height: 60px; border: 0; outline: none; background: transparent; color: var(--gds-text); font: 500 17px/1 var(--gds-font-sans); }
.search-dialog ul { list-style: none; margin: 0; padding: 8px; max-height: 50vh; overflow-y: auto; }
.search-dialog li a { display: flex; justify-content: space-between; gap: 12px; padding: 12px 14px; border-radius: 12px; color: var(--gds-text); text-decoration: none; }
.search-dialog li a small { color: var(--gds-text-muted); }
.search-dialog li a:hover, .search-dialog li a.is-active { background: var(--gds-primary-soft); color: var(--gds-on-primary-soft); }
.search-dialog__empty { padding: 20px; color: var(--gds-text-muted); text-align: center; }

/* ================= Responsive ================= */
@media (max-width: 1480px) {
  .search-btn { min-width: 0; width: 40px; padding: 0; justify-content: center; }
  .search-btn span, .search-btn kbd { display: none; }
  .segmented--brand button:not([aria-pressed="true"]) .seg-label { display: none; }
  .segmented--brand button:not([aria-pressed="true"]) { padding: 0 10px; }
}
@media (max-width: 1240px) {
  .shell { grid-template-columns: 260px minmax(0, 1fr); }
  .toc { display: none; }
}
@media (max-width: 1200px) {
  .site-nav { display: none; }
  .menu-btn { display: inline-grid; }
}
@media (max-width: 1080px) {
  .hero { grid-template-columns: 1fr; padding: 48px 0; }
  .hero-stack { height: 420px; max-width: 520px; width: 100%; margin: 0 auto; }
  .brand-cards, .layers { grid-template-columns: 1fr; }
  .feature { grid-template-columns: 1fr; padding: 32px; }
  .feature:nth-child(even) .feature__art { order: 0; }
  .showcase { grid-template-columns: 1fr; }
}
@media (max-width: 960px) {
  .shell { grid-template-columns: minmax(0, 1fr); }
  .sidebar { display: none; }
  .doc { padding: 32px 20px 72px; }
  .brand-hero { grid-template-columns: 1fr; padding: 32px; }
}
@media (max-width: 720px) {
  .site-header__inner { padding: 0 16px; gap: 12px; }
  .header-tools .segmented--brand, .header-tools .segmented--lang { display: none; }
  .hero h1 { font-size: 38px; }
  .hero p { font-size: 17px; }
  .hero-stack { height: 430px; }
  .hero-tile { width: 230px; padding: 16px; }
  .hero-tile:nth-child(3) { left: 12%; top: 215px; }
  .wrap { padding: 0 16px; }
  .section__head h2 { font-size: 28px; }
  .feature { padding: 24px; border-radius: 24px; }
  .feature h3 { font-size: 26px; }
  .doc h1 { font-size: 32px; }
  .grid-2, .grid-3, .do-dont { grid-template-columns: 1fr; }
  .scale { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .type-row { grid-template-columns: 1fr; gap: 6px; }
  .preview { padding: 40px 18px 20px; }
  .products { grid-template-columns: 1fr 1fr; }
}

/* ================= Mobile drawer ================= */
.drawer { position: fixed; inset: 0; z-index: 60; display: none; }
.drawer.is-open { display: block; }
.drawer__scrim { position: absolute; inset: 0; background: rgba(5, 18, 36, .45); }
.drawer__panel {
  position: absolute; top: 0; bottom: 0; left: 0; width: min(340px, 88vw); overflow-y: auto;
  background: var(--gds-surface); padding: 16px 16px 40px; box-shadow: var(--gds-shadow-lg);
  display: flex; flex-direction: column; gap: 20px;
}
.drawer__top { display: flex; justify-content: space-between; align-items: center; }
.drawer__nav { display: grid; gap: 2px; }
.drawer__nav a { padding: 12px; border-radius: 10px; color: var(--gds-text); text-decoration: none; font-weight: 600; }
.drawer__nav a[aria-current="true"] { background: var(--gds-primary-soft); color: var(--gds-on-primary-soft); }
.drawer__tools { display: grid; gap: 12px; }
.drawer__tools .segmented { width: 100%; }
.drawer__tools .segmented button { flex: 1; justify-content: center; }
.drawer .sidebar { display: block; position: static; height: auto; border: 0; padding: 0; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* ================= AI prompts ================= */
.ai-bar {
  display: flex; flex-wrap: wrap; align-items: flex-end; gap: 16px 24px; margin: 0 0 8px;
  padding: 16px 20px; background: var(--gds-surface); border: 1px solid var(--gds-border); border-radius: 16px;
}
.ai-bar__brand { display: grid; gap: 6px; }
.ai-bar .gds-btn { margin-left: auto; }
.segmented--wrap { flex-wrap: wrap; border-radius: 20px; }
.segmented button small { font-weight: 500; color: var(--gds-text-muted); font-size: 11px; }
.doc mark { background: var(--gds-accent-soft); color: var(--gds-on-accent-soft); padding: 0 3px; border-radius: 4px; }

.prompt-grid { display: grid; gap: 16px; margin: 16px 0; }
.prompt-card { background: var(--gds-surface); border: 1px solid var(--gds-border); border-radius: 20px; padding: 20px; display: grid; gap: 14px; min-width: 0; }
.prompt-card__head h3 { margin: 10px 0 4px; font-size: 20px; }
.prompt-card__head p { margin: 0; color: var(--gds-text-muted); font-size: 15px; }
.prompt-card__head .prompt-card__tools { margin-top: 6px; font-size: 13px; }
.prompt-card__tools b { color: var(--gds-text); font-weight: 600; }
.prompt-card__text {
  margin: 0; padding: 16px 18px; max-height: 220px; overflow: hidden; position: relative;
  background: var(--gds-surface-muted); border: 1px solid var(--gds-border); border-radius: 12px;
  font: 12.5px/1.6 var(--gds-font-mono); color: var(--gds-text); white-space: pre-wrap; overflow-wrap: anywhere;
  -webkit-mask-image: linear-gradient(#000 70%, transparent); mask-image: linear-gradient(#000 70%, transparent);
}
.prompt-card.is-open .prompt-card__text { max-height: none; -webkit-mask-image: none; mask-image: none; }
.prompt-card__text mark { background: var(--gds-accent-soft); color: var(--gds-on-accent-soft); border-radius: 3px; padding: 0 2px; }
.prompt-card__actions { display: flex; flex-wrap: wrap; gap: 8px; }
.prompt-card--context { margin: 16px 0; }
@media (max-width: 720px) {
  .ai-bar .gds-btn { margin-left: 0; width: 100%; }
}

/* Home: audience cards */
.aud-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.aud-card {
  background: var(--gds-surface); border: 1px solid var(--gds-border); border-radius: 24px; padding: 28px;
  display: flex; flex-direction: column; gap: 12px; text-decoration: none; color: var(--gds-text);
  transition: box-shadow .2s ease, transform .2s ease;
}
.aud-card:hover { box-shadow: var(--gds-shadow-lg); transform: translateY(-2px); }
.aud-card__icon { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: var(--gds-primary-soft); color: var(--gds-on-primary-soft); }
.aud-card__icon svg { width: 26px; height: 26px; }
.aud-card h3 { margin: 4px 0 0; font-size: 22px; }
.aud-card ul { margin: 0; padding-left: 18px; color: var(--gds-text-muted); font-size: 15px; }
.aud-card li + li { margin-top: 4px; }
.aud-card__more { margin-top: auto; padding-top: 8px; color: var(--gds-link); font-weight: 600; }
@media (max-width: 1080px) { .aud-cards { grid-template-columns: 1fr; } }