:root {
  font-family: Inter, Geist, "SF Pro Text", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  --header-height: 52px;
  --nav-width: 232px;
  --rail-width: 188px;
  --content-width: 760px;
  --ease: cubic-bezier(0.2, 0, 0, 1);
}

[data-theme="dark"] {
  color-scheme: dark;
  --canvas: #08090a;
  --sidebar: #0b0c0d;
  --surface-1: #0f1011;
  --surface-2: #141516;
  --surface-3: #191a1c;
  --surface-4: #202124;
  --hover: rgb(255 255 255 / 0.045);
  --selected: rgb(94 106 210 / 0.12);
  --overlay: rgb(8 9 10 / 0.78);
  --text: #f4f5f7;
  --text-2: #c9cbd1;
  --muted: #8b8f98;
  --disabled: #62666d;
  --line-subtle: rgb(255 255 255 / 0.055);
  --line: rgb(255 255 255 / 0.09);
  --line-strong: rgb(255 255 255 / 0.15);
  --accent: #5e6ad2;
  --accent-hover: #626dcc;
  --accent-active: #515dbf;
  --accent-soft: rgb(94 106 210 / 0.14);
  --focus: rgb(130 143 255 / 0.72);
  --monitor: #4fd0de;
  --positive: #50ad7d;
  --warning: #c69a45;
  --negative: #d26a5c;
  --critical: #d85866;
  --offline: #777c85;
  --shadow: 0 16px 44px rgb(0 0 0 / 0.22), 0 3px 10px rgb(0 0 0 / 0.14);
}

[data-theme="light"] {
  color-scheme: light;
  --canvas: #f6f7f8;
  --sidebar: #f0f1f3;
  --surface-1: #ffffff;
  --surface-2: #f4f5f6;
  --surface-3: #eceef0;
  --surface-4: #e4e6e9;
  --hover: rgb(20 22 26 / 0.045);
  --selected: rgb(82 94 196 / 0.1);
  --overlay: rgb(246 247 248 / 0.82);
  --text: #18191c;
  --text-2: #494c53;
  --muted: #6b7079;
  --disabled: #a1a5ad;
  --line-subtle: rgb(20 22 26 / 0.06);
  --line: rgb(20 22 26 / 0.1);
  --line-strong: rgb(20 22 26 / 0.17);
  --accent: #5360c5;
  --accent-hover: #4653b7;
  --accent-active: #3e4aa6;
  --accent-soft: rgb(83 96 197 / 0.1);
  --focus: rgb(73 88 196 / 0.62);
  --monitor: #167f8d;
  --positive: #247b56;
  --warning: #8e650f;
  --negative: #a94838;
  --critical: #b23749;
  --offline: #6f747d;
  --shadow: 0 16px 40px rgb(27 35 48 / 0.1), 0 2px 8px rgb(27 35 48 / 0.06);
}

[data-theme="dark"][data-contrast="more"] {
  --canvas: #000;
  --sidebar: #000;
  --surface-1: #08090a;
  --surface-2: #101214;
  --surface-3: #16181b;
  --text: #fff;
  --text-2: #e1e4e8;
  --muted: #c4c8d0;
  --disabled: #a5aab4;
  --line-subtle: #5b616c;
  --line: #747a86;
  --line-strong: #b7bdc8;
  --focus: #a8b1ff;
}

[data-theme="light"][data-contrast="more"] {
  --canvas: #fff;
  --sidebar: #f3f4f5;
  --surface-1: #fff;
  --surface-2: #eff0f2;
  --surface-3: #e5e7ea;
  --text: #08090a;
  --text-2: #343840;
  --muted: #454a53;
  --disabled: #5d626c;
  --line-subtle: #8b919b;
  --line: #6a707a;
  --line-strong: #343840;
  --focus: #3946b8;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
.visually-hidden { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
html { min-height: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 24px); }
body { min-height: 100%; margin: 0; background: var(--canvas); color: var(--text); font-size: 14px; line-height: 1.55; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
button { border: 1px solid var(--line); border-radius: 5px; background: var(--surface-2); color: var(--text-2); cursor: pointer; }
button:hover { border-color: var(--line-strong); color: var(--text); }
button:active { background: var(--hover); }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
::selection { background: var(--accent-soft); color: var(--text); }

.skip-link { position: fixed; z-index: 100; top: 8px; left: 8px; translate: 0 -180%; padding: 8px 12px; border: 1px solid var(--line-strong); border-radius: 5px; background: var(--surface-4); box-shadow: var(--shadow); }
.skip-link:focus { translate: 0; }

.site-header { position: fixed; z-index: 30; inset: 0 0 auto; display: grid; grid-template-columns: var(--nav-width) minmax(0, 1fr) auto; height: var(--header-height); border-bottom: 1px solid var(--line); background: var(--surface-1); }
.brand { display: flex; align-items: center; gap: 10px; padding: 0 16px; border-right: 1px solid var(--line); }
.brand-mark { display: grid; width: 25px; height: 25px; place-items: center; border: 1px solid var(--line-strong); border-radius: 5px; color: var(--text); font-size: 11px; font-weight: 700; letter-spacing: -0.04em; }
.brand-copy strong, .brand-copy small { display: block; }
.brand-copy strong { font-size: 13px; line-height: 1.2; }
.brand-copy small { margin-top: 1px; color: var(--muted); font-size: 10px; }
.header-center { display: flex; align-items: center; justify-content: center; }
.command-trigger { display: flex; width: min(420px, calc(100% - 36px)); height: 32px; align-items: center; justify-content: space-between; padding: 0 10px; border-color: var(--line); background: var(--surface-2); color: var(--muted); text-align: left; }
.command-trigger { gap: 8px; }
.command-trigger > span { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.command-trigger > svg { width: 14px; height: 14px; flex: 0 0 auto; }
.command-trigger kbd { color: var(--disabled); font: 11px/1 ui-monospace, monospace; }
.header-actions { display: flex; align-items: center; gap: 6px; padding: 0 12px; }
.language-control { position: relative; }
.language-trigger, .github-link, .contrast-toggle, .nav-toggle { display: grid; min-width: 32px; height: 32px; place-items: center; border: 1px solid transparent; border-radius: 5px; background: transparent; color: var(--muted); font-size: 12px; }
.language-trigger:hover, .github-link:hover { border-color: var(--line); background: var(--hover); color: var(--text); }
.language-trigger svg, .github-link svg, .contrast-toggle svg, .nav-toggle svg { width: 16px; height: 16px; }
.github-link { width: auto; padding: 0 8px; }
.theme-switch { position: relative; display: flex; width: 54px; height: 32px; align-items: center; justify-content: space-between; padding: 0 7px; border: 0; background: transparent; color: var(--muted); }
.theme-switch::before { position: absolute; inset: 2px 0; border: 1px solid var(--line); border-radius: 999px; background: var(--canvas); content: ""; }
.theme-switch::after { position: absolute; z-index: 1; top: 50%; left: 4px; width: 20px; height: 20px; translate: 0 -50%; border: 1px solid var(--line-strong); border-radius: 50%; background: var(--surface-3); box-shadow: 0 1px 3px rgb(0 0 0 / 0.12); content: ""; }
.theme-switch[aria-checked="true"]::after { translate: 26px -50%; }
.theme-switch svg { z-index: 2; width: 12px; height: 12px; }
.theme-switch .theme-sun { color: var(--warning); }
.theme-switch .theme-moon { color: var(--muted); }
.language-menu { position: absolute; z-index: 45; top: calc(100% + 6px); right: 0; width: 168px; padding: 5px; border: 1px solid var(--line-strong); border-radius: 7px; background: var(--surface-3); box-shadow: var(--shadow); opacity: 0; pointer-events: none; transform: translateY(-4px) scale(0.985); transform-origin: top right; }
.language-menu[data-state="open"] { opacity: 1; pointer-events: auto; transform: none; }
.language-menu a { display: flex; min-height: 36px; align-items: center; justify-content: space-between; padding: 0 9px; border-radius: 5px; color: var(--text-2); font-size: 12px; }
.language-menu a:hover, .language-menu a:focus-visible { background: var(--selected); }
.language-menu svg { width: 14px; height: 14px; color: var(--accent); }
.contrast-toggle { border-color: var(--line); background: transparent; }
.contrast-toggle[aria-pressed="true"] { background: var(--selected); color: var(--text); }
.nav-toggle { display: none; }

.docs-shell { display: grid; grid-template-columns: var(--nav-width) minmax(0, 1fr) var(--rail-width); max-width: 1440px; min-height: 100vh; margin: 0 auto; padding-top: var(--header-height); }
.docs-nav { position: fixed; z-index: 10; top: var(--header-height); bottom: 0; width: var(--nav-width); overflow: auto; padding: 20px 10px 28px; border-right: 1px solid var(--line); background: var(--sidebar); }
.nav-group + .nav-group { margin-top: 24px; }
.nav-group h2 { margin: 0 9px 6px; color: var(--disabled); font-size: 11px; font-weight: 550; }
.nav-group a { display: flex; min-height: 34px; align-items: center; gap: 9px; padding: 0 9px; border-radius: 5px; color: var(--muted); font-size: 13px; }
.nav-group a:hover { background: var(--hover); color: var(--text-2); }
.nav-group a[aria-current="location"] { background: var(--selected); color: var(--text); }
.nav-group a svg { width: 15px; height: 15px; flex: 0 0 auto; color: var(--disabled); }
.nav-group a[aria-current="location"] svg { color: var(--text-2); }
.nav-group a .nav-count { margin-left: auto; color: var(--disabled); font-size: 10px; }
.nav-footer { margin: 26px 9px 0; padding-top: 14px; border-top: 1px solid var(--line); color: var(--disabled); font-size: 11px; }

.docs-main { grid-column: 2; min-width: 0; background: var(--surface-1); }
.content { width: min(100%, calc(var(--content-width) + 96px)); margin: 0 auto; padding: 56px 48px 96px; }
.content-section { padding-top: 52px; }
.content-section:first-child { padding-top: 0; }
.section-rule { margin: 52px 0 0; border: 0; border-top: 1px solid var(--line); }
.eyebrow { margin: 0 0 8px; color: var(--muted); font: 500 11px/1.4 ui-monospace, monospace; }
h1, h2, h3, p { overflow-wrap: anywhere; }
h1 { max-width: 670px; margin: 0; font-size: clamp(30px, 4.5vw, 46px); font-weight: 620; line-height: 1.08; letter-spacing: -0.035em; }
.lead { max-width: 660px; margin: 18px 0 0; color: var(--text-2); font-size: 17px; line-height: 1.65; }
.intro-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; }
.button { display: inline-flex; min-height: 36px; align-items: center; justify-content: center; padding: 0 12px; border: 1px solid var(--line); border-radius: 5px; background: var(--surface-2); color: var(--text-2); font-size: 13px; font-weight: 500; }
.button:hover { border-color: var(--line-strong); color: var(--text); }
.button.primary { border-color: var(--accent); background: var(--accent); color: white; }
.button.primary:hover { background: var(--accent-hover); color: white; }
.intro-meta { display: flex; flex-wrap: wrap; gap: 10px 24px; margin: 34px 0 0; padding: 14px 0; border-block: 1px solid var(--line); }
.intro-meta div { min-width: 116px; }
.intro-meta dt { color: var(--muted); font-size: 11px; }
.intro-meta dd { margin: 3px 0 0; color: var(--text-2); font-size: 13px; font-variant-numeric: tabular-nums; }

.section-heading { display: grid; grid-template-columns: minmax(0, 1fr) minmax(220px, 0.72fr); gap: 32px; align-items: start; margin-bottom: 24px; }
.section-heading h2 { margin: 0; font-size: 21px; line-height: 1.3; letter-spacing: -0.015em; }
.section-heading p { margin: 0; color: var(--muted); font-size: 13px; }
.principle-list { border-top: 1px solid var(--line); }
.principle { display: grid; grid-template-columns: 56px minmax(150px, 0.7fr) minmax(0, 1.4fr); gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.principle > span { color: var(--disabled); font: 11px/1.5 ui-monospace, monospace; }
.principle h3 { margin: 0; font-size: 14px; font-weight: 600; }
.principle p { margin: 0; color: var(--muted); font-size: 13px; }

.foundation-block + .foundation-block { margin-top: 36px; }
.subheading { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; margin-bottom: 12px; }
.subheading h3 { margin: 0; font-size: 14px; }
.subheading p { margin: 0; color: var(--muted); font-size: 11px; }
.surface-row { display: grid; grid-template-columns: repeat(5, 1fr); border: 1px solid var(--line); border-radius: 7px; overflow: hidden; }
.surface-sample { min-height: 100px; padding: 12px; border-right: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.surface-sample:last-child { border-right: 0; }
.surface-sample strong { display: block; color: var(--text-2); font-weight: 550; }
.surface-sample.canvas { background: var(--canvas); }
.surface-sample.one { background: var(--surface-1); }
.surface-sample.two { background: var(--surface-2); }
.surface-sample.three { background: var(--surface-3); }
.surface-sample.four { background: var(--surface-4); }
.semantic-row { display: grid; grid-template-columns: repeat(6, 1fr); border-block: 1px solid var(--line); }
.semantic-item { padding: 14px 10px; border-right: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.semantic-item:last-child { border-right: 0; }
.semantic-item i { display: block; width: 8px; height: 8px; margin-bottom: 9px; border-radius: 50%; background: currentColor; }
.semantic-item.accent { color: var(--accent); }
.semantic-item.monitor { color: var(--monitor); }
.semantic-item.positive { color: var(--positive); }
.semantic-item.warning { color: var(--warning); }
.semantic-item.negative { color: var(--negative); }
.semantic-item.offline { color: var(--offline); }
.type-specimen { border-block: 1px solid var(--line); }
.type-line { display: grid; grid-template-columns: 120px minmax(0, 1fr) 110px; gap: 18px; align-items: baseline; padding: 14px 0; border-bottom: 1px solid var(--line-subtle); }
.type-line:last-child { border-bottom: 0; }
.type-line > span { color: var(--muted); font-size: 11px; }
.type-line strong { color: var(--text-2); font-weight: 550; }
.type-line strong.display { font-size: 32px; line-height: 38px; letter-spacing: -0.02em; }
.type-line strong.title { font-size: 20px; line-height: 26px; }
.type-line strong.body { font-size: 14px; line-height: 22px; font-weight: 400; }
.type-line strong.meta { font-size: 12px; line-height: 17px; font-weight: 400; }
.spacing-scale { display: flex; align-items: flex-end; gap: 14px; min-height: 112px; padding: 18px 0 0; border-bottom: 1px solid var(--line); }
.space-token { display: grid; justify-items: center; gap: 8px; color: var(--muted); font-size: 10px; }
.space-token i { display: block; width: 18px; background: var(--accent-soft); border-top: 1px solid var(--accent); }
.icon-sample-row { display: grid; grid-template-columns: repeat(8, 1fr); border-block: 1px solid var(--line); }
.icon-sample { display: grid; min-height: 76px; place-items: center; gap: 6px; border-right: 1px solid var(--line); color: var(--muted); font-size: 10px; }
.icon-sample:last-child { border-right: 0; }
.icon-sample svg { width: 18px; height: 18px; color: var(--text-2); }

.component-directory { margin-bottom: 18px; border-top: 1px solid var(--line); }
.component-directory > a { display: grid; grid-template-columns: 30px minmax(0, 1fr) auto; align-items: center; gap: 12px; min-height: 62px; padding: 9px 8px; border-bottom: 1px solid var(--line); color: var(--text); text-decoration: none; }
.component-directory > a:hover { background: var(--hover); }
.component-directory-icon { display: inline-grid; place-items: center; width: 28px; height: 28px; border: 1px solid var(--line); border-radius: 6px; color: var(--accent); }
.component-directory > a > span:nth-child(2) { display: grid; gap: 2px; }
.component-directory strong { font-size: 13px; font-weight: 590; }
.component-directory small { color: var(--muted); font-size: 11px; line-height: 1.45; }
.component-directory b { color: var(--accent); font-size: 11px; font-weight: 550; }
.component-demo { border: 1px solid var(--line); border-radius: 7px; overflow: hidden; background: var(--surface-1); }
.demo-toolbar { display: flex; flex-wrap: wrap; gap: 8px; padding: 16px; border-bottom: 1px solid var(--line); }
.demo-toolbar button { min-height: 34px; padding: 0 11px; }
.demo-toolbar button, .notification-demo button, .copy-button { display: inline-flex; align-items: center; gap: 7px; }
.demo-toolbar button svg, .notification-demo button svg, .copy-button svg { width: 14px; height: 14px; }
.demo-toolbar .primary-button { border-color: var(--accent); background: var(--accent); color: white; }
.demo-toolbar .ghost-button { border-color: transparent; background: transparent; }
.demo-toolbar .danger-button { border-color: var(--negative); background: transparent; color: var(--negative); }
.demo-toolbar button:disabled { cursor: not-allowed; opacity: 0.5; }
.field-demo { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; padding: 18px; border-bottom: 1px solid var(--line); }
.field label { display: block; margin-bottom: 6px; color: var(--text-2); font-size: 12px; }
.field input { width: 100%; height: 36px; padding: 0 10px; border: 1px solid var(--line); border-radius: 5px; background: var(--surface-2); color: var(--text); }
.field small { display: block; margin-top: 5px; color: var(--muted); }
.field.invalid input { border-color: var(--negative); }
.field.invalid small { color: var(--negative); }
.data-demo { min-width: 620px; }
.data-row { display: grid; grid-template-columns: minmax(180px, 1.5fr) 110px 110px 112px; min-height: 42px; align-items: center; padding: 0 14px; border-bottom: 1px solid var(--line-subtle); color: var(--muted); font-size: 12px; }
.data-row:last-child { border-bottom: 0; }
.data-row.header { min-height: 34px; color: var(--disabled); font-size: 11px; }
.data-row.selected { background: var(--selected); }
.data-row strong { color: var(--text-2); font-weight: 550; }
.status { display: inline-flex; align-items: center; gap: 7px; }
.status::before { width: 6px; height: 6px; border-radius: 50%; background: var(--offline); content: ""; }
.status.healthy::before { background: var(--positive); }
.status.watch::before { background: var(--warning); }
.status.risk::before { background: var(--negative); }
.metric-demo { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
.metric-demo div { padding: 14px; border-right: 1px solid var(--line); }
.metric-demo div:last-child { border-right: 0; }
.metric-demo span, .metric-demo strong { display: block; }
.metric-demo span { color: var(--muted); font-size: 11px; }
.metric-demo strong { margin-top: 3px; color: var(--text-2); font-size: 13px; font-variant-numeric: tabular-nums; }
.notification-demo { display: flex; min-height: 68px; align-items: center; justify-content: space-between; gap: 20px; padding: 12px 14px; border-top: 1px solid var(--line); }
.notification-demo strong, .notification-demo span { display: block; }
.notification-demo strong { font-size: 12px; }
.notification-demo span { margin-top: 2px; color: var(--muted); font-size: 11px; }
.notification-demo button { min-height: 34px; padding: 0 10px; white-space: nowrap; }

.pattern-tabs { display: flex; gap: 4px; overflow-x: auto; padding-bottom: 1px; border-bottom: 1px solid var(--line); }
.pattern-tabs button { min-height: 38px; padding: 0 10px; border: 0; border-radius: 5px 5px 0 0; background: transparent; color: var(--muted); white-space: nowrap; }
.pattern-tabs button[aria-selected="true"] { background: var(--selected); color: var(--text); }
.pattern-panel { padding-top: 20px; }
.pattern-panel[hidden] { display: none; }
.pattern-summary { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px; align-items: start; margin-bottom: 14px; }
.pattern-summary h3 { margin: 0; font-size: 15px; }
.pattern-summary p { max-width: 560px; margin: 5px 0 0; color: var(--muted); font-size: 13px; }
.pattern-preview { position: relative; min-height: 300px; overflow: hidden; border: 1px solid var(--line); border-radius: 7px; background: var(--canvas); }
.mini-workspace { display: grid; grid-template-columns: 132px minmax(0, 1fr) 170px; height: 300px; color: var(--text-2); font-size: 9px; }
.mini-sidebar { padding: 10px 7px; border-right: 1px solid var(--line); background: var(--sidebar); }
.mini-brand { margin-bottom: 12px; padding: 0 5px 8px; border-bottom: 1px solid var(--line); color: var(--text); font-weight: 600; }
.mini-nav-item { padding: 5px; border-radius: 3px; color: var(--muted); }
.mini-nav-item.active { background: var(--selected); color: var(--text); }
.mini-main { min-width: 0; background: var(--surface-1); }
.mini-bar { display: flex; height: 32px; align-items: center; justify-content: space-between; padding: 0 10px; border-bottom: 1px solid var(--line); }
.mini-content { padding: 16px; }
.mini-title { margin: 0; color: var(--text); font-size: 15px; }
.mini-copy { width: 72%; margin: 5px 0 14px; color: var(--muted); line-height: 1.5; }
.mini-metrics { display: grid; grid-template-columns: repeat(3, 1fr); border-block: 1px solid var(--line); }
.mini-metrics div { padding: 9px; border-right: 1px solid var(--line); }
.mini-metrics div:last-child { border-right: 0; }
.mini-metrics strong, .mini-metrics span { display: block; }
.mini-metrics span { margin-top: 2px; color: var(--muted); }
.mini-list { margin-top: 12px; border-top: 1px solid var(--line); }
.mini-row { display: grid; grid-template-columns: 70px 1fr 64px; gap: 8px; padding: 8px 2px; border-bottom: 1px solid var(--line); }
.mini-row span { color: var(--muted); }
.mini-inspector { padding: 12px 10px; border-left: 1px solid var(--line); background: var(--surface-1); }
.mini-inspector h4 { margin: 0 0 10px; font-size: 10px; }
.mini-property { display: flex; justify-content: space-between; gap: 10px; padding: 5px 0; color: var(--muted); }
.mini-property strong { color: var(--text-2); font-weight: 500; text-align: right; }
.mini-article-layout { display: grid; grid-template-columns: 140px minmax(0, 1fr) 150px; height: 300px; background: var(--surface-1); font-size: 9px; }
.mini-topic, .mini-source { padding: 14px 10px; color: var(--muted); }
.mini-topic { border-right: 1px solid var(--line); background: var(--sidebar); }
.mini-source { border-left: 1px solid var(--line); }
.mini-article { padding: 22px; }
.mini-article h4 { margin: 0; color: var(--text); font-size: 16px; }
.mini-article p { color: var(--muted); line-height: 1.7; }
.mini-commerce .mini-main { overflow: hidden; }
.mini-commerce-table { margin-top: 12px; }
.mini-commerce-row { display: grid; grid-template-columns: 1.4fr 0.7fr 0.7fr; padding: 7px 2px; border-bottom: 1px solid var(--line); }
.mini-canvas { display: grid; grid-template-columns: 38px 120px minmax(0, 1fr) 160px; height: 300px; }
.mini-tools, .mini-layers, .mini-properties { background: var(--surface-1); }
.mini-tools { padding: 7px; border-right: 1px solid var(--line); }
.mini-tool { display: grid; height: 27px; margin-bottom: 5px; place-items: center; border: 1px solid transparent; border-radius: 3px; color: var(--muted); }
.mini-tool.active { border-color: var(--line); background: var(--selected); color: var(--text); }
.mini-layers { padding: 10px 7px; border-right: 1px solid var(--line); }
.mini-layer { padding: 5px; color: var(--muted); }
.mini-drawing { position: relative; overflow: hidden; background-color: var(--canvas); background-image: linear-gradient(var(--line-subtle) 1px, transparent 1px), linear-gradient(90deg, var(--line-subtle) 1px, transparent 1px); background-size: 18px 18px; }
.mini-geometry { position: absolute; inset: 50% auto auto 50%; width: 55%; height: 42%; translate: -50% -50%; border: 1.5px solid var(--accent); background: var(--accent-soft); }
.mini-properties { padding: 10px; border-left: 1px solid var(--line); color: var(--muted); }

.ai-contract { border-block: 1px solid var(--line); }
.ai-row { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 22px; padding: 15px 0; border-bottom: 1px solid var(--line-subtle); }
.ai-row:last-child { border-bottom: 0; }
.ai-row strong { font-size: 12px; }
.ai-row p { margin: 0; color: var(--muted); font-size: 13px; }
.code-block { position: relative; margin-top: 22px; padding: 16px 48px 16px 16px; border: 1px solid var(--line); border-radius: 7px; background: var(--canvas); overflow-x: auto; }
.code-block code { color: var(--text-2); font: 12px/1.7 ui-monospace, "SFMono-Regular", Consolas, monospace; white-space: pre; }
.copy-button { position: absolute; top: 8px; right: 8px; height: 28px; padding: 0 8px; background: var(--surface-2); font-size: 11px; }
.inline-status { min-height: 18px; margin-top: 8px; color: var(--muted); font-size: 11px; }
.resource-list { border-top: 1px solid var(--line); }
.resource-link { display: grid; grid-template-columns: minmax(150px, 0.7fr) minmax(0, 1fr) auto; gap: 18px; align-items: center; min-height: 56px; border-bottom: 1px solid var(--line); }
.resource-link strong { font-size: 13px; }
.resource-link span { color: var(--muted); font-size: 12px; }
.resource-link b { color: var(--accent); font-size: 11px; font-weight: 500; }

.section-rail { position: sticky; top: var(--header-height); grid-column: 3; height: calc(100vh - var(--header-height)); padding: 34px 18px; border-left: 1px solid var(--line); background: var(--surface-1); }
.section-rail h2 { margin: 0 0 9px; color: var(--disabled); font-size: 11px; font-weight: 550; }
.section-rail a { display: block; padding: 5px 0; color: var(--muted); font-size: 11px; }
.section-rail a:hover { color: var(--text); }
.section-rail .release-note { margin-top: 28px; padding-top: 14px; border-top: 1px solid var(--line); color: var(--disabled); font-size: 10px; line-height: 1.55; }

.site-footer { margin-top: 60px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.site-footer div { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; }

.error-main { display: grid; min-height: 100svh; place-items: center; padding: calc(var(--header-height) + 48px) 24px 48px; }
.error-content { width: min(100%, 560px); }
.error-content h1 { max-width: 540px; font-size: clamp(28px, 5vw, 40px); }
.error-content .lead { max-width: 58ch; font-size: 15px; }

.command-dialog { width: min(560px, calc(100vw - 32px)); margin-top: 11vh; padding: 0; border: 1px solid var(--line-strong); border-radius: 10px; background: var(--surface-3); color: var(--text); box-shadow: var(--shadow); opacity: 0; transform: translateY(-6px) scale(0.985); transform-origin: top center; }
.command-dialog[data-state="open"] { opacity: 1; transform: none; }
.command-dialog[data-invocation="keyboard"] { transform: none; }
.command-dialog::backdrop { background: transparent; }
.command-dialog[data-state="open"]::backdrop { background: var(--overlay); }
.command-search { display: flex; align-items: center; padding: 12px; border-bottom: 1px solid var(--line); }
.command-search input { width: 100%; border: 0; background: transparent; color: var(--text); }
.command-list { max-height: 360px; overflow: auto; padding: 7px; }
.command-group-label { padding: 7px 8px 5px; color: var(--disabled); font-size: 10px; }
.command-item { display: flex; min-height: 38px; align-items: center; justify-content: space-between; padding: 0 9px; border-radius: 5px; color: var(--text-2); font-size: 12px; }
.command-item:is(button) { width: 100%; border: 0; background: transparent; text-align: left; }
.command-item:hover, .command-item:focus { background: var(--selected); }
.command-item span { color: var(--disabled); font-size: 10px; }
.command-empty { padding: 24px 10px; color: var(--muted); text-align: center; font-size: 12px; }

[data-sonner-toaster] {
  font-family: inherit !important;
  --width: 356px;
  --border-radius: 7px;
  --normal-bg: var(--surface-3);
  --normal-border: var(--line-strong);
  --normal-text: var(--text);
}
[data-sonner-toast].kin-toast { padding: 12px 14px; box-shadow: var(--shadow); }
.kin-toast__title { font-size: 13px; font-weight: 550; }
.kin-toast__description { color: var(--muted) !important; font-size: 12px; line-height: 1.45; }
.kin-toast__action { min-height: 28px !important; padding-inline: 9px !important; border: 0 !important; border-radius: 5px !important; background: var(--accent) !important; color: white !important; font-size: 11px !important; }
.kin-toast__close { border-color: var(--line-strong) !important; background: var(--surface-4) !important; color: var(--text-2) !important; }

@media (max-width: 1120px) {
  .site-header { grid-template-columns: var(--nav-width) minmax(0, 1fr) auto; }
  .docs-shell { grid-template-columns: var(--nav-width) minmax(0, 1fr); }
  .section-rail { display: none; }
  .content { width: min(100%, 860px); }
  .github-link span { display: none; }
}

@media (max-width: 780px) {
  :root { --header-height: 56px; }
  .site-header { grid-template-columns: auto minmax(0, 1fr) auto; }
  .brand { padding-inline: 12px; border-right: 0; }
  .brand-copy { display: none; }
  .header-center { justify-content: stretch; }
  .command-trigger { width: 44px; min-width: 44px; height: 44px; justify-content: center; padding: 0; }
  .command-trigger > span, .command-trigger kbd { display: none; }
  .header-actions { gap: 3px; padding-inline: 7px; }
  .contrast-toggle { display: none; }
  .nav-toggle { display: grid; min-width: 44px; height: 44px; border-color: transparent; background: transparent; }
  .language-trigger, .github-link { min-width: 44px; height: 44px; }
  .theme-switch { width: 54px; height: 44px; }
  .theme-switch::before { inset-block: 8px; }
  .github-link { padding: 0; }
  .docs-shell { display: block; padding-top: var(--header-height); }
  .docs-nav { inset: var(--header-height) auto 0 0; display: none; width: min(300px, calc(100vw - 48px)); box-shadow: var(--shadow); }
  body.nav-open { overflow: hidden; }
  body.nav-open .docs-nav { display: block; }
  body.nav-open::after { position: fixed; z-index: 9; inset: var(--header-height) 0 0; background: var(--overlay); content: ""; }
  .docs-main { min-height: calc(100vh - var(--header-height)); }
  .content { padding: 40px 18px 72px; }
  h1 { font-size: 32px; }
  .lead { font-size: 15px; }
  .section-heading { display: block; }
  .section-heading p { margin-top: 8px; }
  .principle { grid-template-columns: 36px minmax(0, 1fr); }
  .principle p { grid-column: 2; }
  .surface-row { grid-template-columns: 1fr 1fr; }
  .surface-sample { min-height: 76px; border-bottom: 1px solid var(--line); }
  .surface-sample:nth-child(even) { border-right: 0; }
  .surface-sample:last-child { grid-column: 1 / -1; border-bottom: 0; }
  .semantic-row { grid-template-columns: repeat(3, 1fr); }
  .semantic-item:nth-child(3) { border-right: 0; }
  .semantic-item:nth-child(-n + 3) { border-bottom: 1px solid var(--line); }
  .type-line { grid-template-columns: 86px minmax(0, 1fr); }
  .type-line > span:last-child { display: none; }
  .spacing-scale { gap: 9px; overflow-x: auto; }
  .icon-sample-row { grid-template-columns: repeat(4, 1fr); }
  .icon-sample:nth-child(4) { border-right: 0; }
  .icon-sample:nth-child(-n + 4) { border-bottom: 1px solid var(--line); }
  .field-demo { grid-template-columns: 1fr; }
  .component-demo { overflow-x: auto; }
  .metric-demo { grid-template-columns: 1fr 1fr; min-width: 0; }
  .metric-demo div:nth-child(even) { border-right: 0; }
  .metric-demo div:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
  .notification-demo { align-items: flex-start; }
  .pattern-summary { display: block; }
  .pattern-summary .button { margin-top: 12px; }
  .pattern-preview { min-height: 330px; overflow: auto; }
  .mini-workspace, .mini-article-layout, .mini-canvas { min-width: 660px; height: 330px; }
  .resource-link { grid-template-columns: 1fr auto; padding: 12px 0; }
  .resource-link span { grid-column: 1 / -1; grid-row: 2; }
  .component-directory > a { grid-template-columns: 30px minmax(0, 1fr); min-height: 72px; }
  .component-directory b { grid-column: 2; }
  .ai-row { grid-template-columns: 88px minmax(0, 1fr); gap: 14px; }
  .section-rule { margin-top: 44px; }
  .content-section { padding-top: 44px; }
}

@media (prefers-reduced-motion: no-preference) {
  button, a, input, .skip-link { transition: background-color 140ms var(--ease), border-color 140ms var(--ease), color 140ms var(--ease), translate 180ms var(--ease); }
  html[data-site-ready="true"] .theme-switch::after { transition: translate 180ms var(--ease), background-color 140ms var(--ease), border-color 140ms var(--ease); }
  html[data-site-ready="true"] .language-menu { transition: opacity 140ms var(--ease), transform 160ms var(--ease); }
  html[data-site-ready="true"] .command-dialog { transition: opacity 150ms var(--ease), transform 180ms var(--ease); }
  html[data-site-ready="true"] .command-dialog::backdrop { transition: background-color 180ms var(--ease); }
  html[data-site-ready="true"] .command-dialog[data-invocation="keyboard"] { transition: none; }
  html[data-site-ready="true"] .command-dialog[data-invocation="keyboard"]::backdrop { transition: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-sonner-toast], [data-sonner-toaster] { transition: none !important; }
  .language-menu, .command-dialog { transform: none; transition: opacity 80ms linear; }
  .command-dialog::backdrop { transition: background-color 80ms linear; }
}

@media (prefers-contrast: more) {
  :focus-visible { outline-width: 3px; }
}

@media print {
  .site-header, .docs-nav, .section-rail, .intro-actions, .pattern-tabs, .copy-button { display: none !important; }
  .docs-shell, .docs-main { display: block; padding: 0; background: white; color: black; }
  .content { width: auto; padding: 0; }
  .content-section { break-inside: avoid; }
  a { text-decoration: underline; }
}

/* Scenario Atlas */
.atlas-page { --content-width: 900px; }
.atlas-summary { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: 36px 0 0; padding: 0; border-block: 1px solid var(--line); }
.atlas-summary div { min-width: 0; padding: 14px 16px; border-right: 1px solid var(--line); }
.atlas-summary div:first-child { padding-left: 0; }
.atlas-summary div:last-child { border-right: 0; }
.atlas-summary dt { color: var(--muted); font-size: 11px; }
.atlas-summary dd { margin: 4px 0 0; color: var(--text); font-size: 15px; font-weight: 600; font-variant-numeric: tabular-nums; }
.atlas-notice { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px; align-items: center; margin-top: 22px; padding: 16px 18px; border: 1px solid var(--line); border-left: 2px solid var(--accent); border-radius: 6px; background: var(--surface-2); }
.atlas-notice strong { color: var(--text); font-size: 13px; }
.atlas-notice p { max-width: 68ch; margin: 3px 0 0; color: var(--muted); font-size: 12px; }
.atlas-notice a { color: var(--text-2); font-size: 12px; font-weight: 550; white-space: nowrap; }
.atlas-notice a:hover { color: var(--text); }

.coverage-legend { border-top: 1px solid var(--line); }
.coverage-legend > div { display: grid; grid-template-columns: 138px minmax(0, 1fr); gap: 18px; align-items: start; padding: 14px 0; border-bottom: 1px solid var(--line); }
.coverage-legend p { margin: 0; color: var(--muted); font-size: 12px; }
.presentation-status, .source-status { display: inline-flex; width: max-content; min-height: 22px; align-items: center; padding: 0 7px; border: 1px solid var(--line); border-radius: 999px; font-size: 10px; font-weight: 600; line-height: 1; white-space: nowrap; }
.presentation-status.linked { border-color: var(--accent); background: var(--accent-soft); color: var(--text); }
.presentation-status.planned { background: var(--surface-2); color: var(--muted); }
.source-status { min-height: 20px; padding-inline: 6px; background: transparent; font-weight: 550; }
.source-status.stable { color: var(--positive); }
.source-status.candidate { color: var(--warning); }
.source-status.draft { color: var(--negative); }

.atlas-group-heading { display: grid; grid-template-columns: minmax(230px, 0.72fr) minmax(0, 1fr); gap: 34px; align-items: end; margin-bottom: 18px; }
.atlas-group-heading .eyebrow { margin-bottom: 5px; }
.atlas-group-heading h2 { margin: 0; font-size: 21px; line-height: 1.3; letter-spacing: -0.015em; }
.atlas-group-heading > p { margin: 0; color: var(--muted); font-size: 13px; }
.scenario-list { border-top: 1px solid var(--line); }
.scenario-row { display: grid; grid-template-columns: 78px minmax(0, 1fr) 128px; gap: 18px; align-items: start; min-height: 112px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.scenario-row.is-linked { padding-inline: 12px; background: linear-gradient(90deg, var(--accent-soft), transparent 52%); box-shadow: inset 2px 0 var(--accent); }
.scenario-code strong, .scenario-code span { display: block; }
.scenario-code strong { color: var(--text-2); font: 600 11px/1.45 ui-monospace, monospace; letter-spacing: 0.02em; }
.scenario-code span { margin-top: 4px; color: var(--disabled); font: 10px/1.4 ui-monospace, monospace; }
.scenario-copy { min-width: 0; }
.scenario-copy h3 { margin: 0; color: var(--text); font-size: 14px; font-weight: 600; line-height: 1.4; }
.scenario-copy h3 a { text-decoration-color: transparent; text-underline-offset: 3px; }
.scenario-copy h3 a:hover { text-decoration-line: underline; text-decoration-color: currentColor; }
.scenario-copy p { max-width: 66ch; margin: 5px 0 0; color: var(--muted); font-size: 12px; }
.scenario-meta { display: flex; flex-wrap: wrap; gap: 6px 14px; align-items: center; margin: 11px 0 0; padding: 0; color: var(--disabled); font-size: 10px; list-style: none; }
.scenario-meta li:not(:first-child) { position: relative; }
.scenario-meta li:not(:first-child)::before { position: absolute; left: -8px; color: var(--line-strong); content: "/"; }
.scenario-end { display: flex; flex-direction: column; align-items: flex-end; gap: 10px; padding-top: 1px; text-align: right; }
.scenario-end > a { color: var(--text-2); font-size: 11px; font-weight: 550; }
.scenario-end > a:hover { color: var(--text); }
.atlas-next { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-block: 1px solid var(--line); }
.atlas-next > div { min-width: 0; padding: 16px 18px; border-right: 1px solid var(--line); }
.atlas-next > div:first-child { padding-left: 0; }
.atlas-next > div:last-child { border-right: 0; }
.atlas-next span { display: block; margin-bottom: 7px; color: var(--disabled); font: 10px/1.4 ui-monospace, monospace; }
.atlas-next strong { color: var(--text-2); font-size: 12px; }
.atlas-next p { margin: 5px 0 0; color: var(--muted); font-size: 11px; }

@media (max-width: 780px) {
  .atlas-summary { grid-template-columns: 1fr 1fr; }
  .atlas-summary div { border-bottom: 1px solid var(--line); }
  .atlas-summary div:nth-child(2) { border-right: 0; }
  .atlas-summary div:nth-last-child(-n + 2) { border-bottom: 0; }
  .atlas-summary div:nth-child(3) { padding-left: 0; }
  .atlas-notice { display: block; }
  .atlas-notice a { display: inline-block; margin-top: 10px; white-space: normal; }
  .coverage-legend > div { display: block; }
  .coverage-legend p { margin-top: 8px; }
  .atlas-group-heading { display: block; }
  .atlas-group-heading > p { margin-top: 8px; }
  .scenario-row { grid-template-columns: 66px minmax(0, 1fr); gap: 12px; min-height: 0; }
  .scenario-row.is-linked { padding-inline: 10px; }
  .scenario-end { grid-column: 2; flex-direction: row; align-items: center; justify-content: space-between; padding-top: 0; text-align: left; }
  .atlas-next { grid-template-columns: 1fr; }
  .atlas-next > div { padding: 14px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .atlas-next > div:last-child { border-bottom: 0; }
}

@media (max-width: 480px) {
  .atlas-summary { grid-template-columns: 1fr; }
  .atlas-summary div, .atlas-summary div:nth-child(3) { padding: 11px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .atlas-summary div:nth-last-child(2) { border-bottom: 1px solid var(--line); }
  .atlas-summary div:last-child { border-bottom: 0; }
  .scenario-row { grid-template-columns: 58px minmax(0, 1fr); }
  .scenario-meta { gap: 6px 12px; }
}

/* Scenario Inspection Lab */
.presentation-status.showcased {
  border-color: color-mix(in srgb, var(--positive) 56%, var(--line));
  background: color-mix(in srgb, var(--positive) 10%, transparent);
  color: var(--text);
}
.scenario-lab-page {
  min-width: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background: var(--surface-2);
  color: var(--text);
}
.lab-topbar {
  position: relative;
  z-index: 20;
  display: flex;
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 8px 20px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-1) 94%, transparent);
  backdrop-filter: blur(14px);
}
.lab-brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
}
.lab-brand img { flex: 0 0 auto; }
.lab-brand > span { display: flex; min-width: 0; align-items: baseline; gap: 9px; }
.lab-brand strong { font-size: 13px; letter-spacing: 0.08em; }
.lab-brand small { color: var(--muted); font-size: 11px; }
.lab-topbar-end { display: flex; align-items: center; gap: 18px; }
.lab-phase { color: var(--disabled); font: 10px/1.4 ui-monospace, monospace; letter-spacing: 0.04em; text-transform: uppercase; }
.lab-back { color: var(--text-2); font-size: 11px; font-weight: 600; text-decoration: none; }
.lab-back:hover { color: var(--text); }

.lab-shell {
  display: grid;
  grid-template-columns: 336px minmax(0, 1fr);
  min-height: calc(100vh - 58px);
}
.lab-controls {
  position: sticky;
  top: 0;
  align-self: start;
  max-height: calc(100vh - 58px);
  min-width: 0;
  overflow-y: auto;
  padding: 28px 24px 44px;
  border-right: 1px solid var(--line);
  background: var(--surface-1);
  scrollbar-gutter: stable;
}
.lab-controls-heading { padding-bottom: 22px; }
.lab-controls-heading .eyebrow { margin-bottom: 6px; }
.lab-controls-heading h1 { max-width: 13ch; margin: 0; font-size: 22px; line-height: 1.16; letter-spacing: -0.025em; }
.lab-controls-heading > p:last-child { margin: 10px 0 0; color: var(--muted); font-size: 12px; line-height: 1.55; }

.lab-field {
  min-width: 0;
  margin: 0;
  padding: 16px 0;
  border: 0;
  border-top: 1px solid var(--line);
}
.lab-field > label,
.lab-field legend,
.lab-label-row label {
  padding: 0;
  color: var(--text-2);
  font-size: 11px;
  font-weight: 650;
}
.lab-label-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.lab-label-row span { color: var(--disabled); font: 10px/1.4 ui-monospace, monospace; }
.lab-field select {
  width: 100%;
  min-height: 42px;
  margin-top: 8px;
  padding: 0 34px 0 11px;
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  background: var(--surface-2);
  color: var(--text);
  font-family: inherit;
  font-size: 12px;
  font-weight: 550;
  line-height: 1.3;
}
.lab-field-help { margin: 6px 0 0; color: var(--disabled); font-size: 10px; }
.lab-segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
  margin-top: 9px;
}
.lab-segmented button {
  min-width: 0;
  min-height: 54px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface-2);
  color: var(--muted);
  text-align: left;
}
.lab-segmented button span,
.lab-segmented button small { display: block; }
.lab-segmented button span { color: var(--text-2); font-size: 11px; font-weight: 650; }
.lab-segmented button small { margin-top: 3px; color: var(--disabled); font: 9px/1.3 ui-monospace, monospace; }
.lab-segmented button[aria-pressed="true"] {
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 34%, transparent);
}
.lab-segmented button[aria-pressed="true"] span { color: var(--text); }

.lab-theme-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
  margin-top: 9px;
}
.lab-theme-grid button {
  display: flex;
  min-width: 0;
  min-height: 44px;
  align-items: center;
  gap: 8px;
  padding: 7px 9px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface-2);
  color: var(--muted);
  font-size: 10px;
  font-weight: 600;
  text-align: left;
}
.lab-theme-grid button[aria-pressed="true"] {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--text);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 34%, transparent);
}
.lab-theme-swatch {
  position: relative;
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  border: 1px solid #aeb3b8;
  border-radius: 50%;
  background: #f8f8f7;
}
.lab-theme-swatch.is-dark { border-color: #4c5157; background: #151719; }
.lab-theme-swatch.is-contrast::after {
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: #050505;
  content: "";
}
.lab-theme-swatch.is-dark.is-contrast::after { background: #ffffff; }

.lab-brief { padding-top: 20px; border-top: 1px solid var(--line); }
.lab-brief-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.lab-brief-heading .eyebrow { margin-bottom: 4px; }
.lab-brief-heading h2 { margin: 0; font-size: 15px; line-height: 1.35; }
.lab-brief-list { margin: 17px 0 0; }
.lab-brief-list div { padding: 9px 0; border-top: 1px solid var(--line); }
.lab-brief-list dt { color: var(--disabled); font-size: 9px; font-weight: 650; letter-spacing: 0.04em; text-transform: uppercase; }
.lab-brief-list dd { margin: 4px 0 0; color: var(--muted); font-size: 11px; line-height: 1.5; }
.lab-gaps { margin-top: 15px; padding-top: 14px; border-top: 1px solid var(--line); }
.lab-gaps h3 { margin: 0; color: var(--text-2); font-size: 10px; text-transform: uppercase; letter-spacing: 0.04em; }
.lab-gaps ul { margin: 8px 0 0; padding-left: 16px; color: var(--muted); font-size: 10px; line-height: 1.55; }
.lab-gaps li + li { margin-top: 6px; }
.lab-motion-note { margin: 14px 0 0; color: var(--disabled); font-size: 10px; line-height: 1.5; }
.lab-direct-link {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  color: var(--text-2);
  font-size: 11px;
  font-weight: 650;
}
.lab-direct-link:hover { color: var(--text); }

.lab-preview {
  display: flex;
  min-width: 0;
  min-height: calc(100vh - 58px);
  flex-direction: column;
  background:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px),
    var(--surface-2);
  background-size: 28px 28px;
}
.lab-preview-bar {
  position: relative;
  z-index: 2;
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 22px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-1) 95%, transparent);
  backdrop-filter: blur(14px);
}
.lab-preview-bar .eyebrow { margin-bottom: 3px; }
.lab-preview-bar h2 { margin: 0; font-size: 15px; line-height: 1.35; }
.lab-readouts { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 7px; }
.lab-readouts > span {
  display: inline-flex;
  min-height: 25px;
  align-items: center;
  padding: 0 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--muted);
  font: 550 9px/1 ui-monospace, monospace;
  white-space: nowrap;
}
.lab-readouts .lab-verification { gap: 6px; color: var(--text-2); }
.lab-verification::before {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--warning);
  content: "";
}
.lab-verification[data-state="pass"] { border-color: color-mix(in srgb, var(--positive) 45%, var(--line)); }
.lab-verification[data-state="pass"]::before { background: var(--positive); }
.lab-verification[data-state="fail"] { border-color: color-mix(in srgb, var(--negative) 48%, var(--line)); }
.lab-verification[data-state="fail"]::before { background: var(--negative); }

.lab-stage {
  width: 100%;
  min-width: 0;
  min-height: 0;
  flex: 1 1 auto;
  overflow: auto;
  padding: 28px;
  outline: none;
  overscroll-behavior: contain;
  scrollbar-gutter: stable both-edges;
}
.lab-stage:focus-visible { box-shadow: inset 0 0 0 2px var(--focus); }
.lab-frame-shell {
  width: calc(var(--lab-frame-width, 1180px) + 2px);
  height: calc(var(--lab-frame-height, 760px) + 32px);
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  background: var(--surface-1);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.2);
  transition: opacity 120ms var(--ease);
}
.lab-frame-shell[data-loading="true"] { opacity: 0.72; }
.lab-frame-label {
  display: flex;
  height: 30px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 0 10px;
  border-bottom: 1px solid var(--line);
  background: var(--surface-2);
  color: var(--disabled);
  font: 9px/1 ui-monospace, monospace;
  letter-spacing: 0.02em;
}
.lab-frame-shell iframe {
  display: block;
  width: 100%;
  height: var(--lab-frame-height, 760px);
  border: 0;
  background: #ffffff;
}
.lab-error {
  margin: 24px;
  padding: 18px;
  border: 1px solid color-mix(in srgb, var(--negative) 50%, var(--line));
  border-radius: 6px;
  background: var(--surface-1);
}
.lab-error strong { font-size: 13px; }
.lab-error p { margin: 5px 0 0; color: var(--muted); font-size: 11px; }
.lab-error a { display: inline-block; margin-top: 12px; color: var(--text-2); font-size: 11px; }

@media (prefers-reduced-motion: reduce) {
  .lab-frame-shell { transition: none; }
}

@media (prefers-reduced-transparency: reduce) {
  .lab-topbar,
  .lab-preview-bar {
    background: var(--surface-1);
    backdrop-filter: none;
  }
}

@media (max-width: 1080px) {
  .lab-shell { grid-template-columns: 296px minmax(0, 1fr); }
  .lab-controls { padding-inline: 20px; }
}

@media (max-width: 780px) {
  .lab-topbar { min-height: 54px; padding-inline: 14px; }
  .lab-topbar-end { gap: 10px; }
  .lab-shell { display: block; min-height: 0; }
  .lab-controls {
    position: static;
    max-height: none;
    overflow: visible;
    padding: 22px 18px 30px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .lab-controls-heading h1 { max-width: none; }
  .lab-preview { min-height: 720px; }
  .lab-preview-bar { align-items: flex-start; padding: 13px 16px; }
  .lab-readouts { max-width: 48%; }
  .lab-stage { min-height: 620px; padding: 16px; scrollbar-gutter: auto; }
  .lab-frame-shell { margin-left: 0; }
}

@media (max-width: 520px) {
  .lab-brand > span { display: block; }
  .lab-brand small { display: block; margin-top: 1px; }
  .lab-phase { display: none; }
  .lab-preview-bar { display: block; }
  .lab-readouts { max-width: none; justify-content: flex-start; margin-top: 10px; }
  .lab-stage { padding: 10px; }
}