/* Landing page layout and composition, adapted from the defuss-dom-router docs. Colours, radii and shadows come from
   defuss-shadcn tokens; the outcome chips use literal hues because the theme has no success/warning tokens. */
@layer components {
  /* Benchmark series: the theme's --chart-* tokens are one blue ramp, which the dataviz palette validator failed as
     categories; these three slots (blue, orange, aqua) passed it on the light and the dark card surface. */
  :root {
    --ds-green-bg: oklch(0.93 0.07 155); --ds-green-fg: oklch(0.38 0.11 155);
    --ds-amber-bg: oklch(0.94 0.08 85); --ds-amber-fg: oklch(0.45 0.11 70);
    --ds-series-1: #2a78d6; --ds-series-2: #eb6834; --ds-series-3: #1baf7a;
  }
  .dark {
    --ds-green-bg: oklch(0.33 0.07 155); --ds-green-fg: oklch(0.87 0.1 155);
    --ds-amber-bg: oklch(0.36 0.07 75); --ds-amber-fg: oklch(0.9 0.1 85);
    --ds-series-1: #3987e5; --ds-series-2: #d95926; --ds-series-3: #199e70;
  }

  /* the base reset the defuss-shadcn docs site applies, which its Landing Page blocks assume */
  *, *::before, *::after { box-sizing: border-box; }
  body { margin: 0; line-height: 1.6; background: var(--background); color: var(--foreground); font-family: var(--font-sans); -webkit-font-smoothing: antialiased; }
  [hidden] { display: none !important; }
  /* the header is a direct child of the page, so it stays sticky over every section, not only the hero */
  .ds-page { overflow-x: clip; }
  .ds-main { display: flex; flex-direction: column; gap: clamp(5rem, 11vw, 9rem); padding-block-end: clamp(5rem, 11vw, 9rem); }
  .ds-section { width: 100%; max-width: 76rem; padding-inline: 1rem; scroll-margin-top: 5rem; }
  /* section links move focus to the section (tabindex -1) for screen readers; it is not a control, so no ring */
  .ds-page [tabindex="-1"]:focus, .ds-page[tabindex="-1"]:focus { outline: none; }
  .ds-icon { width: 1em; height: 1em; flex: none; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
  .ds-icon-fill { fill: currentColor; stroke: none; }
  .ds-brand-icon { color: var(--chart-2); }
  .ds-ext { width: .75em; height: .75em; margin-inline-start: .15em; vertical-align: -.05em; opacity: .75; }
  .mk-hero-note a, .mk-footer-copy a, .mk-section-header-desc a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
  :where(.ds-main) :not(pre) > code { font-family: var(--font-mono); font-size: .875em; }
  /* function calls already set in a monospace face (code-block tabs, diagram nodes) keep its size */
  .mk-code-block-tabs code, .diagram-node-name code { font-size: inherit; }
  .mk-hero-desc code { padding: .05em .3em; border-radius: var(--radius-sm); background: color-mix(in oklch, var(--muted) 80%, transparent); }

  /* hero */
  .ds-flip { margin: 0; font-size: clamp(1.5rem, 4.5vw, 2.5rem); font-weight: 700; letter-spacing: -.03em; line-height: 1.15; }
  .ds-accent { background: linear-gradient(90deg, var(--chart-1), var(--chart-3)); -webkit-background-clip: text; background-clip: text; color: transparent; }
  .ds-intro { display: grid; gap: 2rem 2.25rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
    width: 100%; max-width: 64rem; margin: clamp(5.5rem, 13vw, 10rem) auto 0; padding-inline: 1.25rem; text-align: start; }
  .ds-intro-item { display: flex; flex-direction: column; gap: .5rem; }
  .ds-intro-icon { display: grid; place-items: center; width: 4.5rem; height: 4.5rem; border-radius: var(--radius-xl); font-size: 2.25rem;
    color: var(--foreground); background: color-mix(in oklch, var(--chart-2) 22%, transparent); box-shadow: inset 0 0 0 1px color-mix(in oklch, var(--chart-2) 35%, transparent); }
  .ds-intro h3 { margin: .25rem 0 0; font-size: .9375rem; font-weight: 600; }
  .ds-intro p { margin: 0; font-size: .8125rem; line-height: 1.6; color: var(--muted-foreground); text-wrap: pretty; }
  .ds-intro strong { color: var(--foreground); font-weight: 600; }

  /* flythrough: the stage is viewport-high (the animation spans exactly the pinned stretch) and only its middle
     28rem band shows, so its empty top and bottom are pulled into the neighbouring gaps */
  .ds-flythrough { padding-inline: 1rem; margin-block: calc(-1 * clamp(4rem, 12vh, 9rem)); }
  .ds-flythrough .parallax-stage { clip-path: inset(max(0px, calc((100dvh - 28rem) / 2)) 0 round var(--radius-xl)); }
  .ds-fly-word { margin: 0; font-size: clamp(3rem, 10vw, 6rem); font-weight: 800; letter-spacing: -.04em; background: linear-gradient(90deg, #9db2ff, #e3a6ff); -webkit-background-clip: text; background-clip: text; color: transparent; }

  /* the demo window */
  .ds-window {
    display: flex; flex-direction: column; gap: .75rem; margin-block-start: 2.5rem; padding: clamp(.5rem, 1.5vw, .875rem);
    background-color: var(--card); border: 1px solid var(--border); border-radius: var(--radius-xl); box-shadow: var(--shadow-2xl),
      0 30px 80px -30px color-mix(in oklch, var(--chart-2) 45%, transparent);
  }
  .ds-frame { height: clamp(38rem, 85vh, 52rem); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); }
  .ds-frame .iframe { height: 100%; margin: 0; }
  .ds-window-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem 1rem; padding-inline: .25rem; }
  .ds-window-note { display: flex; align-items: center; gap: .5rem; margin: 0; font-size: .8125rem; color: var(--muted-foreground); }
  .ds-window-actions { display: flex; gap: .5rem; }
  .ds-source { display: flex; flex-direction: column; gap: 1rem; margin-block-start: 3rem; }
  .ds-source .mk-code-block { margin: 0; }

  /* how it works */
  .ds-flow { margin-block-start: 1rem; }
  .ds-how-grid { display: grid; gap: 2.5rem 3rem; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); margin-block-start: clamp(3rem, 6vw, 4.5rem); }
  .ds-subtitle { margin: 0 0 1.25rem; font-size: 1.25rem; font-weight: 600; letter-spacing: -.01em; }
  .ds-outcomes { list-style: none; margin: 0; padding: 0; display: grid; gap: .75rem; grid-template-columns: repeat(auto-fill, minmax(min(100%, 16rem), 1fr)); }
  .ds-outcome { display: flex; flex-direction: column; gap: .5rem; padding: 1rem; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--card);
    transition: transform .2s ease, box-shadow .2s ease; }
  .ds-outcome:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
  .ds-outcome p { margin: 0; font-size: .875rem; color: var(--muted-foreground); text-wrap: pretty; }
  .ds-outcome > code { margin-block-start: auto; font-family: var(--font-mono); font-size: .75rem; color: var(--foreground); overflow-wrap: anywhere; }
  .ds-status { align-self: flex-start; padding: .125rem .625rem; border-radius: 999px; font-family: var(--font-mono); font-size: .75rem; font-weight: 600; background: var(--secondary); color: var(--secondary-foreground); }
  .ds-status[data-status="ok"] { background: var(--ds-green-bg); color: var(--ds-green-fg); }
  .ds-status[data-status="warn"] { background: var(--ds-amber-bg); color: var(--ds-amber-fg); }
  @media (max-width: 60rem) { .ds-how-grid { grid-template-columns: minmax(0, 1fr); } }

  /* with or without defuss */
  .ds-paths { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr)); margin-block: 2.5rem 1.5rem; }
  .ds-path .card-title { display: flex; align-items: center; gap: .5rem; }
  .ds-facts { margin: 0; padding-inline-start: 1.125rem; display: flex; flex-direction: column; gap: .5rem; font-size: .875rem; color: var(--muted-foreground); }
  .ds-facts code { color: var(--foreground); }
  #defuss-code { margin: 0; }

  /* API */
  .ds-api { margin-block-start: 2.5rem; }
  .ds-api .tab-list { max-width: 100%; overflow-x: auto; margin-block-end: 1.5rem; }
  .ds-api .tab-content { display: flex; flex-direction: column; gap: 1.5rem; }
  .ds-api .tab-content[hidden] { display: none !important; }
  .ds-api-lead { margin: 0; max-width: 52rem; color: var(--muted-foreground); }
  .ds-table .table-cell:first-child, .ds-table .table-head:first-child { min-width: 14rem; }
  .ds-table .table-cell { vertical-align: top; }
  .ds-accordion { max-width: 56rem; }
  .ds-accordion .accordion-content p { margin: 0; color: var(--muted-foreground); }

  /* numbers: the stat tiles get the room, the terminal the narrower column */
  @container mk-stats (min-width: 52rem) {
    #numbers .mk-stats-layout { grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 3rem; }
  }
  .mk-stat-value .badge { vertical-align: middle; }
  .ds-metrics { margin: 0; align-self: center; display: flex; flex-direction: column; gap: .5rem; aspect-ratio: auto; overflow: visible; background: none; }
  .ds-metrics .mockup-code { margin: 0; }
  .ds-figcaption { font-size: .75rem; color: var(--muted-foreground); }

  /* how it scales: three small multiples, then the table view */
  .ds-bench-meta { margin: 2rem 0 1rem; font-size: .8125rem; color: var(--muted-foreground); }
  .ds-bench-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr)); }
  .ds-bench { margin: 0; min-width: 0; }
  .ds-takeaways { display: flex; flex-direction: column; gap: .25rem; min-height: 4.5rem; padding-inline-start: 1rem; }
  .ds-takeaways code, .ds-bench .chart-source code { font-size: .875em; }
  #bench-charts-failed { margin-block-start: 1rem; }
  /* the chart tooltip: size on top, then marker, label and time per series */
  .ds-tip-head { margin-block-end: .25rem; font-weight: 600; }
  .ds-tip-row { display: flex; align-items: center; gap: .25rem; }
  .ds-tip-row strong { margin-inline-start: auto; padding-inline-start: 1rem; }
  .ds-bench-table { margin-block: 1.5rem; max-width: none; }
  #scaling > .ds-way-desc { font-size: .875rem; }
  #scaling > .ds-way-desc a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }

  /* install: one leaf-cornered panel on a faint dot pattern */
  .ds-use {
    --shape-round: 3rem; --shape-ink: color-mix(in oklch, var(--foreground) 9%, transparent); --shape-pattern: 18px;
    display: flex; flex-direction: column; gap: 2rem; padding: clamp(1.5rem, 4vw, 3rem); border: 1px solid var(--border);
    background-color: color-mix(in oklch, var(--card) 75%, transparent);
    box-shadow: var(--shadow-xl), 0 30px 80px -40px color-mix(in oklch, var(--chart-2) 45%, transparent);
  }
  .ds-ways { display: flex; gap: 2.5rem; }
  .ds-way { flex: 1 1 0; min-width: 0; display: flex; flex-direction: column; gap: 1.25rem; }
  .ds-way-title { display: flex; align-items: center; gap: .5rem; margin: 0; font-size: 1.25rem; font-weight: 600; }
  .ds-way-desc { margin: 0; color: var(--muted-foreground); text-wrap: pretty; }
  .ds-use .mk-code-block { margin: 0; }
  /* the block's CSS-only tabs know npm / pnpm / bun; these are this page's own tab values */
  .mk-code-block:has(input[value="persist"]:checked) [data-tab="persist"], .mk-code-block:has(input[value="form"]:checked) [data-tab="form"],
  .mk-code-block:has(input[value="chat"]:checked) [data-tab="chat"], .mk-code-block:has(input[value="notes"]:checked) [data-tab="notes"],
  .mk-code-block:has(input[value="devtools"]:checked) [data-tab="devtools"], .mk-code-block:has(input[value="app"]:checked) [data-tab="app"],
  .mk-code-block:has(input[value="ts"]:checked) [data-tab="ts"], .mk-code-block:has(input[value="esm"]:checked) [data-tab="esm"],
  .mk-code-block:has(input[value="dfstore"]:checked) [data-tab="dfstore"], .mk-code-block:has(input[value="elstore"]:checked) [data-tab="elstore"],
  .mk-code-block:has(input[value="bind"]:checked) [data-tab="bind"], .mk-code-block:has(input[value="jsx"]:checked) [data-tab="jsx"],
  .mk-code-block:has(input[value="migrate"]:checked) [data-tab="migrate"], .mk-code-block:has(input[value="derive"]:checked) [data-tab="derive"],
  .mk-code-block:has(input[value="server"]:checked) [data-tab="server"],
  .mk-code-block:has(input[value="skills"]:checked) [data-tab="skills"], .mk-code-block:has(input[value="claude"]:checked) [data-tab="claude"] { display: block; }
  /* long lines wrap instead of cutting, with continuation lines hanging past the number column */
  .ds-main .mk-code-block code > span { white-space: pre-wrap; overflow-wrap: anywhere; }
  .ds-main .mk-code-block pre[data-numbers] code > span { padding-inline-start: 3rem; text-indent: -3rem; }
  .ds-main .mk-code-block-tabs { flex-wrap: wrap; }
  .ds-download { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem; }
  .ds-usage { display: flex; flex-direction: column; gap: 1.25rem; }
  .ds-sep-horizontal { display: none; }
  .ds-sep-wide { width: 100%; margin: 0; }
  @media (max-width: 56rem) {
    .ds-ways { flex-direction: column; }
    .ds-sep-vertical { display: none; }
    .ds-sep-horizontal { display: block; width: 100%; margin: 0; }
  }
  .ds-prompt { position: relative; }
  .ds-prompt .mockup-code { margin: 0; }
  .ds-prompt-copy { position: absolute; inset-block-start: .3rem; inset-inline-end: .5rem; }

  /* defuss-vae CTA: a leaf-cornered card; portrait + question, then the pitch, then the action with its note */
  .ds-consult { --shape-round: 3rem; overflow: hidden; border: 1px solid var(--border); background-color: var(--card);
    box-shadow: var(--shadow-xl), 0 30px 80px -40px color-mix(in oklch, var(--chart-2) 45%, transparent); }
  .ds-consult .mk-cta, .ds-consult .mk-cta[data-variant] { background: transparent; }
  .ds-consult .mk-cta[data-variant] .mk-cta-inner { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr) auto; align-items: center; gap: 1.25rem 2rem; text-align: start;
    padding: clamp(1.5rem, 3vw, 2.25rem) clamp(1.5rem, 3vw, 2.5rem); background: transparent; border-radius: 0; }
  .ds-consult .mk-cta[data-variant] .mk-cta-copy { display: contents; }
  .ds-consult .ds-cta-head { grid-column: 1; display: flex; align-items: center; gap: 1.25rem; }
  .ds-consult .mk-cta[data-variant] .mk-cta-title { margin: 0; font-size: clamp(1.25rem, 2.2vw, 1.625rem); }
  .ds-consult .mk-cta[data-variant] .mk-cta-desc { grid-column: 2; margin: 0; font-size: .9375rem; }
  .ds-consult .mk-cta-desc a { color: var(--foreground); font-weight: 600; text-decoration: underline; text-underline-offset: 2px; }
  .ds-consult .mk-cta[data-variant] .mk-cta-actions { grid-column: 3; justify-content: flex-end; }
  .ds-consult .ds-consult-actions { flex-direction: column; align-items: flex-end; gap: .625rem; }
  .ds-consult .ds-consult-note { max-width: 17rem; margin: 0; font-size: .8125rem; line-height: 1.45; text-align: end; color: var(--muted-foreground); text-wrap: pretty; }
  .ds-cta-portrait { width: 4rem; flex: none; }
  .ds-cta-portrait img { display: block; width: 100%; height: auto; }
  @media (max-width: 56rem) {
    .ds-consult .mk-cta[data-variant] .mk-cta-inner { grid-template-columns: minmax(0, 1fr); }
    .ds-consult .ds-cta-head, .ds-consult .mk-cta[data-variant] .mk-cta-desc, .ds-consult .mk-cta[data-variant] .mk-cta-actions { grid-column: auto; justify-content: flex-start; }
    .ds-consult .ds-consult-actions { align-items: flex-start; }
    .ds-consult .ds-consult-note { text-align: start; }
  }

  /* footer ad: a leaf-cornered panel with a squircle portrait in a gold halo */
  .ds-ad {
    --shape-round: 2rem; display: flex; flex-direction: column; gap: .875rem; padding: 1.25rem;
    border: 1px solid var(--border); box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, color-mix(in oklch, var(--chart-1) 16%, var(--card)), var(--card) 65%);
  }
  .ds-ad-head { display: flex; align-items: center; gap: .875rem; }
  .ds-ad-portrait { width: 5.5rem; flex: none; }
  .ds-ad-portrait img { display: block; width: 100%; height: auto; }
  .ds-ad-name { margin: 0; font-size: 1.25rem; font-weight: 600; color: var(--foreground); }
  .ds-ad-role { margin: 0; font-size: .8125rem; line-height: 1.5; color: var(--muted-foreground); }
  .ds-ad .btn { align-self: flex-start; }
  @media (min-width: 64rem) { .ds-footer-nav.mk-footer-nav { grid-template-columns: 1fr 1fr 1fr 1.8fr; } }

  @media (prefers-reduced-motion: reduce) {
    .ds-outcome { transition: none; }
  }
  @media (forced-colors: active) {
    .ds-accent, .ds-fly-word { color: CanvasText; background: none; }
    .ds-status { border: 1px solid CanvasText; }
  }
}