/* Desert Ant Labs — shared stylesheet. * Design tokens + components, extracted from index.html so every page * (homepage, model pages, platform hubs) shares one source of truth. * Sections: (1) design tokens, (2) page/layout components, (3) content-page * components used by the generated model and platform pages. */ /* ===================================================================== * (1) DESIGN TOKENS * ===================================================================== */ /* ===== colors.css ===== */ /* Desert Ant Labs — Color * ------------------------------------------------------------------------- * Built on the Saharan silver ant (Cataglyphis bombycina): a mirror-silver * insect that forages at lethal midday heat and navigates by the POLARIZED * pattern of blue skylight. So the system is cool chrome — silver / pewter / * obsidian neutrals — with a single chromatic accent: polarized-sky cobalt. * Deliberately cool. No warm terracotta, no brass-gold. * ------------------------------------------------------------------------- */ :root { /* ---- Base ramp · cool silver / pewter → obsidian ------------------- */ --sand-50: #F4F5F5; --sand-100: #E8EAEB; --sand-200: #D7DBDC; --sand-300: #BEC4C6; --sand-400: #9DA4A8; --sand-500: #7A8286; --sand-600: #5A6266; --sand-700: #41484C; --sand-800: #2C3134; --sand-900: #1A1E20; --sand-950: #0E1113; /* ---- Primary · polarized-sky COBALT (navigation by skylight) ------- */ --sky-50: #ECF0FC; --sky-100: #D6DFFA; --sky-200: #AFC1F3; --sky-300: #839DEB; --sky-400: #5675DC; --sky-500: #2D52C8; --sky-600: #2241A8; --sky-700: #1C3585; --sky-800: #182A63; --sky-900: #131F45; /* ---- Secondary · SILVER-STEEL (the ant's reflective coat) ---------- */ --steel-50: #EEF1F2; --steel-100: #DCE2E4; --steel-200: #BDC9CD; --steel-300: #97A8AD; --steel-400: #71868C; --steel-500: #566D73; --steel-600: #42565B; --steel-700: #324246; --steel-800: #232F32; --steel-900: #161E20; /* ---- Signals · cool, distinct from the cobalt accent --------------- */ --moss-500: #3C8A52; /* success (cool green) */ --moss-50: #E5F1E8; --amber-500: #C2691A; /* warning (warm orange — the one warm note) */ --amber-50: #FAEBD8; --oxide-500: #BE3A2E; /* danger */ --oxide-50: #FAE6E3; --teal-500: #1E8C8C; /* info (heat-shimmer teal) */ --teal-50: #DEF1F1; /* ---- Pure ----------------------------------------------------------- */ --paper: #FBFCFC; /* cool white card surface */ --black: #090B0C; --white: #FFFFFF; /* ===================================================================== * Semantic aliases · LIGHT (default) * ===================================================================== */ --bg-canvas: var(--sand-50); --bg-surface: var(--paper); --bg-raised: var(--white); --bg-sunken: var(--sand-100); --bg-inset: var(--sand-200); --bg-inverse: var(--sand-950); --bg-accent: var(--sky-500); --bg-accent-soft: var(--sky-50); --text-primary: var(--sand-950); --text-secondary: var(--sand-700); --text-muted: var(--sand-500); --text-faint: var(--sand-400); --text-inverse: var(--sand-50); --text-accent: var(--sky-600); --text-on-accent: var(--white); --border-subtle: var(--sand-200); --border-default: var(--sand-300); --border-strong: var(--sand-400); --border-inverse: var(--sand-800); --border-accent: var(--sky-500); --accent: var(--sky-500); --accent-hover: var(--sky-600); --accent-press: var(--sky-700); --accent-contrast: var(--white); --focus-ring: var(--sky-500); --selection-bg: var(--sky-200); --selection-fg: var(--sand-950); --success: var(--moss-500); --warning: var(--amber-500); --danger: var(--oxide-500); --info: var(--teal-500); } /* ======================================================================= * Semantic aliases · DARK (apply via or .dark) * Cool obsidian, silver text, the cobalt accent lifted for contrast. * ===================================================================== */ [data-theme="dark"], .dark { --bg-canvas: #0E1113; --bg-surface: #15181B; --bg-raised: #1C2023; --bg-sunken: #090B0C; --bg-inset: #242A2D; --bg-inverse: var(--sand-50); --bg-accent: var(--sky-400); --bg-accent-soft: #15203A; --text-primary: var(--sand-50); --text-secondary: var(--sand-300); --text-muted: var(--sand-500); --text-faint: var(--sand-600); --text-inverse: var(--sand-950); --text-accent: var(--sky-300); --text-on-accent: var(--white); --border-subtle: #262C30; --border-default: #353C40; --border-strong: #49514F; --border-inverse: var(--sand-200); --border-accent: var(--sky-400); --accent: var(--sky-400); --accent-hover: var(--sky-300); --accent-press: var(--sky-200); --accent-contrast: var(--sand-950); --focus-ring: var(--sky-300); --selection-bg: var(--sky-700); --selection-fg: var(--sand-50); --success: #5EA873; --warning: #D88B3A; --danger: #D55546; --info: #3FA8A8; } /* ===== typography.css ===== */ :root { /* ---- Families ------------------------------------------------------- */ --font-display: "Instrument Serif", "Spectral", Georgia, "Times New Roman", serif; --font-sans: "Hanken Grotesk", "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif; --font-mono: "JetBrains Mono", "SFMono-Regular", ui-monospace, "Liberation Mono", Menlo, monospace; /* ---- Weights (Hanken Grotesk) --------------------------------------- */ --weight-light: 300; --weight-regular: 400; --weight-medium: 500; --weight-semibold: 600; --weight-bold: 700; --weight-black: 800; /* ---- Type scale · rem (16px root) ---------------------------------- */ --text-2xs: 0.6875rem; /* 11px — mono micro-labels */ --text-xs: 0.75rem; /* 12px */ --text-sm: 0.8125rem; /* 13px */ --text-base: 0.9375rem; /* 15px — UI default */ --text-md: 1rem; /* 16px — body */ --text-lg: 1.125rem; /* 18px */ --text-xl: 1.375rem; /* 22px */ --text-2xl: 1.75rem; /* 28px */ --text-3xl: 2.25rem; /* 36px */ --text-4xl: 3rem; /* 48px */ --text-5xl: 4rem; /* 64px */ --text-6xl: 5.5rem; /* 88px — display */ --text-7xl: 7.5rem; /* 120px — hero display */ /* ---- Line height ---------------------------------------------------- */ --leading-none: 1; --leading-tight: 1.06; /* display headlines */ --leading-snug: 1.2; --leading-normal: 1.45; --leading-relaxed: 1.62; /* long-form body */ /* ---- Tracking ------------------------------------------------------- */ --tracking-tighter: -0.03em; /* big serif display */ --tracking-tight: -0.015em; --tracking-normal: 0; --tracking-wide: 0.04em; --tracking-wider: 0.1em; /* mono uppercase eyebrows */ --tracking-widest: 0.18em; /* ---- Reusable role shorthands --------------------------------------- */ --type-display: var(--weight-regular) var(--text-6xl)/var(--leading-tight) var(--font-display); --type-eyebrow: var(--weight-500) var(--text-2xs)/1 var(--font-mono); } /* ===== spacing.css ===== */ :root { --space-0: 0; --space-px: 1px; --space-1: 0.25rem; /* 4 */ --space-2: 0.5rem; /* 8 */ --space-3: 0.75rem; /* 12 */ --space-4: 1rem; /* 16 */ --space-5: 1.25rem; /* 20 */ --space-6: 1.5rem; /* 24 */ --space-7: 1.75rem; /* 28 */ --space-8: 2rem; /* 32 */ --space-10: 2.5rem; /* 40 */ --space-12: 3rem; /* 48 */ --space-14: 3.5rem; /* 56 */ --space-16: 4rem; /* 64 */ --space-20: 5rem; /* 80 */ --space-24: 6rem; /* 96 */ --space-32: 8rem; /* 128 */ --space-40: 10rem; /* 160 */ --space-48: 12rem; /* 192 */ /* ---- Layout ---------------------------------------------------------- */ --container-sm: 640px; --container-md: 820px; --container-lg: 1080px; --container-xl: 1280px; --container-2xl: 1480px; --gutter: clamp(1.25rem, 5vw, 4rem); /* ---- Control heights (buttons / inputs) ----------------------------- */ --control-sm: 2rem; /* 32 */ --control-md: 2.5rem; /* 40 */ --control-lg: 3rem; /* 48 */ } /* ===== radius.css ===== */ :root { /* ---- Radius --------------------------------------------------------- */ --radius-none: 0; --radius-xs: 2px; --radius-sm: 4px; --radius-md: 6px; /* default control radius */ --radius-lg: 8px; /* default card radius */ --radius-xl: 12px; --radius-2xl: 16px; --radius-3xl: 24px; --radius-full: 9999px; /* ---- Border widths -------------------------------------------------- */ --border-hair: 1px; --border-thin: 1.5px; --border-thick: 2px; /* ---- Shadow · warm ink, low + soft ---------------------------------- */ --shadow-xs: 0 1px 2px rgba(40, 30, 15, 0.06); --shadow-sm: 0 1px 2px rgba(40, 30, 15, 0.06), 0 2px 4px rgba(40, 30, 15, 0.05); --shadow-md: 0 2px 4px rgba(40, 30, 15, 0.05), 0 6px 14px -3px rgba(40, 30, 15, 0.10); --shadow-lg: 0 8px 24px -6px rgba(40, 30, 15, 0.14), 0 2px 6px -2px rgba(40, 30, 15, 0.08); --shadow-xl: 0 24px 56px -16px rgba(40, 30, 15, 0.22), 0 4px 12px -4px rgba(40, 30, 15, 0.10); /* inner well — for inputs / sunken surfaces */ --shadow-inset: inset 0 1px 2px rgba(40, 30, 15, 0.07); /* focus ring — layered: bone gap + cobalt halo */ --ring-focus: 0 0 0 2px var(--bg-surface), 0 0 0 4px var(--focus-ring); --ring-accent: 0 0 0 3px rgba(45, 82, 200, 0.22); /* ---- Blur (frosted overlays, sticky nav) ---------------------------- */ --blur-sm: 6px; --blur-md: 14px; --blur-lg: 28px; } /* ===== motion.css ===== */ :root { /* ---- Duration ---------------------------------------- @kind other --- */ --duration-instant: 80ms; --duration-fast: 140ms; --duration-base: 220ms; --duration-slow: 340ms; --duration-slower: 520ms; /* ---- Easing ------------------------------------------ @kind other --- */ --ease-standard: cubic-bezier(0.2, 0, 0, 1); --ease-out: cubic-bezier(0.16, 1, 0.3, 1); --ease-in: cubic-bezier(0.5, 0, 0.9, 0.2); --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1); --ease-linear: linear; /* ---- Composed shorthands ------------------------------------------- */ --transition-colors: color var(--duration-fast) var(--ease-standard), background-color var(--duration-fast) var(--ease-standard), border-color var(--duration-fast) var(--ease-standard); --transition-transform: transform var(--duration-base) var(--ease-out); --transition-all: all var(--duration-base) var(--ease-standard); } @media (prefers-reduced-motion: reduce) { :root { --duration-instant: 0ms; --duration-fast: 0ms; --duration-base: 0ms; --duration-slow: 0ms; --duration-slower: 0ms; } } /* ===== base.css ===== */ *, *::before, *::after { box-sizing: border-box; } * { margin: 0; } html { -webkit-text-size-adjust: 100%; -moz-tab-size: 4; tab-size: 4; } body { font-family: var(--font-sans); font-size: var(--text-md); line-height: var(--leading-normal); font-weight: var(--weight-regular); color: var(--text-primary); background-color: var(--bg-canvas); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-rendering: optimizeLegibility; font-feature-settings: "kern" 1, "liga" 1; } ::selection { background: var(--selection-bg); color: var(--selection-fg); } /* Display headings default to the serif voice */ h1, h2, h3 { font-family: var(--font-display); font-weight: var(--weight-regular); line-height: var(--leading-tight); letter-spacing: var(--tracking-tight); color: var(--text-primary); text-wrap: balance; } h4, h5, h6 { font-family: var(--font-sans); font-weight: var(--weight-semibold); line-height: var(--leading-snug); letter-spacing: var(--tracking-tight); } p { text-wrap: pretty; } a { color: var(--text-accent); text-decoration: none; text-underline-offset: 0.18em; transition: var(--transition-colors); } code, kbd, samp, pre { font-family: var(--font-mono); font-size: 0.92em; } /* inline code in prose (not inside a 
 code block) */
:not(pre) > code {
  font-size: 0.86em;
  background: var(--bg-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 0.08em 0.35em;
  color: var(--text-primary);
  overflow-wrap: break-word;
}

img, svg, video, canvas { display: block; max-width: 100%; }

:focus-visible {
  outline: none;
  box-shadow: var(--ring-focus);
  border-radius: var(--radius-sm);
}

/* The recurring "coordinate / eyebrow" utility — a mono micro-label */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--text-muted);
}

/* =====================================================================
 * (2) PAGE / LAYOUT COMPONENTS
 * ===================================================================== */

html, body {
  margin: 0;
  background: var(--bg-canvas);
  color: var(--text-primary);
  overflow-x: clip;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
/* sand grain over a soft desert gradient, painted on a single fixed layer.
   A fixed pseudo-element (rather than background-attachment: fixed) keeps the
   backdrop on its own compositor layer, so fast scrolling stays smooth instead
   of repainting the whole viewport each frame. */
body::before {
  content: "";
  position: fixed;
  /* Anchor at the top and cover the LARGE viewport height, so when mobile
     Safari's toolbar retracts and the viewport grows, the fixed backdrop still
     reaches the bottom instead of revealing a band of the base background. */
  top: 0;
  left: 0;
  right: 0;
  height: 100vh;
  height: 100lvh;
  z-index: -1;
  pointer-events: none;
  background-image:
    url("data:image/svg+xml,"),
    radial-gradient(135% 118% at 50% -12%, var(--white) 0%, var(--sand-50) 60%, var(--sand-100) 100%);
  background-repeat: repeat, no-repeat;
  background-size: 140px 140px, cover;
}
::selection { background: var(--selection-bg); color: var(--selection-fg); }

.stage {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  box-sizing: border-box;
  padding: clamp(3rem, 9vh, 6rem) var(--gutter) clamp(3rem, 6vw, 5rem);
  position: relative;
  z-index: 1;
}

/* ambient colony — dead-reckoning foragers leaving faint fading trails, behind all content */
#swarm-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.col {
  width: 100%;
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  position: relative;
}

/* very, very subtle soft glow clearing behind the content */
.col::before {
  content: "";
  position: absolute;
  inset: -96px;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(54% 50% at 50% 50%, rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0) 72%);
}
/* soft light glow so text pops off the grain; cards sit on solid surfaces, so no glow there */
.stage { text-shadow: 0 0 9px rgba(255, 255, 255, 0.85), 0 0 20px rgba(255, 255, 255, 0.5); }
.card { text-shadow: none; }

/* centered statement */
.center {
  display: flex;
  flex-direction: column;
}

/* brand mark heading the block */
.brandmark { align-self: flex-start; margin-bottom: clamp(1.25rem, 3.5vh, 2rem); }
a.brandmark { text-decoration: none; }

/* contact — address assembled in JS, never in source */
.contact {
  align-self: flex-start;
  margin-top: clamp(2rem, 6vh, 3.25rem);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--text-muted);
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  transition: color 140ms var(--ease-standard, ease);
}
.contact:hover { color: var(--text-accent); }
.contact:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 3px; border-radius: 2px; }

/* headline */
.headline {
  font-family: var(--font-display);
  font-weight: var(--weight-regular);
  font-size: clamp(2.75rem, 7vw, 4.5rem);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tighter);
  color: var(--text-primary);
  margin: 0 0 clamp(1.25rem, 3vh, 1.75rem);
  text-wrap: balance;
}

/* prose */
.prose { max-width: 100%; }
.prose p {
  font-family: var(--font-sans);
  font-weight: var(--weight-regular);
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin: 0 0 var(--space-5);
  text-wrap: pretty;
}
.prose p:last-child { margin-bottom: 0; }
/* lede follows the design-system .lead role (larger, editorial measure) */
.prose .lede { color: var(--text-primary); font-weight: var(--weight-regular); font-size: clamp(1.125rem, 1.6vw, 1.375rem); line-height: var(--leading-snug); margin: 0 0 var(--space-5); max-width: 60ch; }
.prose strong { color: var(--text-primary); font-weight: var(--weight-semibold); }
.prose a {
  color: var(--text-accent);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  padding-bottom: 1px;
  transition: border-color var(--dur-2, 140ms) var(--ease-standard, ease);
}
.prose a:hover { border-color: var(--accent); }

/* model cards */
.models {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
  margin-top: clamp(2rem, 5vh, 2.75rem);
  width: 100%;
}
/* the homepage fades the grid tail; standalone lists (hubs) do not */
.models--fade {
  -webkit-mask-image: linear-gradient(to bottom, #000 68%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 68%, transparent 100%);
}
@media (max-width: 680px) { .models { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 460px) { .models { grid-template-columns: 1fr; } }
.card {
  display: block;
  padding: var(--space-3);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
}
/* a soft lift on the live cards; placeholders stay flat */
.card:not(.card--soon) {
  box-shadow: 0 1px 2px rgba(40, 30, 15, 0.05), 0 6px 16px -8px rgba(40, 30, 15, 0.12);
}
a.card, .card-tap {
  cursor: pointer;
  transition: border-color var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-base) var(--ease-standard),
              transform var(--duration-base) var(--ease-out);
}
a.card:hover, .card-tap:hover {
  border-color: var(--border-default);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}
a.card:focus-visible, .card-tap:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 3px; }
.card-top { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-3); }
.card-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  line-height: 1;
  letter-spacing: var(--tracking-tight);
  color: var(--text-primary);
}
.card-status {
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
}
.card-status.is-live { color: var(--success); }
.card-kind {
  display: block;
  margin-top: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
}
.card-claim {
  margin: var(--space-2) 0 0;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  line-height: var(--leading-snug);
  color: var(--text-secondary);
  text-wrap: pretty;
}
.card-claim strong { color: var(--text-primary); font-weight: var(--weight-semibold); }
.card-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 3px;
  margin-top: var(--space-3);
}
.card-links a,
.card-links .is-soon {
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  color: var(--text-secondary);
  text-decoration: none;
  padding: 2px 5px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  transition: var(--transition-colors);
}
.card-links a:hover { border-color: var(--border-default); color: var(--text-primary); }
/* SDK platforms — accent chips (the priority) */
.card-links a.is-cta {
  color: var(--text-accent);
  background: var(--bg-accent-soft);
  border-color: color-mix(in srgb, var(--accent) 28%, transparent);
  font-weight: var(--weight-semibold);
}
.card-links a.is-cta:hover { border-color: var(--accent); }
/* the "Guide" chip — links to the model's own page, mono neutral */
.card-links a.is-guide {
  color: var(--text-primary);
  border-style: solid;
  border-color: var(--border-default);
}
/* platform not shipped yet — disabled chip */
.card-links .is-soon {
  color: var(--text-faint);
  background: transparent;
  border-style: dashed;
  cursor: default;
}
/* placeholder cards for models still in the pipeline */
.card--soon {
  border-style: dashed;
  border-color: var(--border-default);
  background: transparent;
}
.card--soon .card-name { color: var(--text-muted); }
.card--soon .card-status,
.card--soon .card-kind,
.card--soon .card-claim { color: var(--text-faint); }
/* "Private beta" acts as the card's request-access link */
a.card-status { color: var(--text-muted); cursor: pointer; transition: var(--transition-colors); }
a.card-status:hover { color: var(--text-primary); }
.card-cta {
  grid-column: 1 / -1;
  background: var(--bg-accent-soft);
  border-color: color-mix(in srgb, var(--accent) 30%, transparent);
  cursor: pointer;
  width: 100%;
  text-align: left;
  font: inherit;
  transition: border-color var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-base) var(--ease-standard),
              transform var(--duration-base) var(--ease-out);
}
.card-cta:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}
.card-cta:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 3px; }
.card-cta .card-name,
.card-cta .card-status { color: var(--text-accent); }
.card-try {
  display: inline-block;
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--text-accent);
}
.models-note {
  margin: var(--space-4) 0 0;
  font-family: var(--font-sans);
  font-size: var(--text-md);
  font-weight: var(--weight-regular);
  line-height: var(--leading-snug);
  color: var(--text-secondary);
  text-wrap: pretty;
}
.models-note strong { color: var(--text-primary); font-weight: var(--weight-semibold); }

/* footer — aligned to the content column (it sits outside .col on the homepage),
   with room above and below the rule */
.site-footer {
  width: 100%;
  max-width: 880px;
  margin: clamp(3rem, 8vh, 5rem) auto 0;
  padding: clamp(1.75rem, 3vh, 2.5rem) 0 var(--space-2);
  border-top: 1px solid var(--border-subtle);
}
.footer-title {
  font-family: var(--font-display);
  font-weight: var(--weight-regular);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--text-primary);
  margin: 0 0 var(--space-4);
  text-wrap: balance;
}
.footer-text {
  font-family: var(--font-sans);
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  max-width: 480px;
  margin: 0 0 var(--space-5);
  text-wrap: pretty;
}
.footer-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--text-accent);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}
.footer-link:hover { color: var(--accent-hover); }
.footer-links { display: flex; flex-flow: row wrap; align-items: center; gap: var(--space-2) var(--space-4); }
.footer-sep { color: var(--text-faint); font-family: var(--font-mono); font-size: var(--text-2xs); user-select: none; }

/* calm entrance — base state is VISIBLE; only the js-gated, motion-allowed
   path hides first, so content can never get stuck invisible. */
@media (prefers-reduced-motion: no-preference) {
  html.js .rise { opacity: 0; transform: translateY(10px); transition: opacity 400ms var(--ease-out, cubic-bezier(0.16,0.84,0.44,1)), transform 400ms var(--ease-out, cubic-bezier(0.16,0.84,0.44,1)); }
  html.js.ready .rise { opacity: 1; transform: none; }
  html.js .d0 { transition-delay: 30ms; }
  html.js .d1 { transition-delay: 80ms; }
  html.js .d2 { transition-delay: 130ms; }
  html.js .d3 { transition-delay: 180ms; }
  html.js .d4 { transition-delay: 230ms; }
  html.js .d5 { transition-delay: 290ms; }
  html.js .d6 { transition-delay: 360ms; }
  html.js .d7 { transition-delay: 460ms; }
}

/* =====================================================================
 * (3) CONTENT-PAGE COMPONENTS  (model pages + platform hubs)
 * ===================================================================== */

/* content pages read like a document: left-aligned, narrower measure.
   margin:0 keeps the article's left edge flush with the brandmark and
   breadcrumb (which fill the wider column). */
.article { width: 100%; max-width: 780px; margin: 0; }
/* fill the line rather than balancing to half width, so long titles use the
   full measure instead of wrapping early */
.article .headline { font-size: clamp(2.25rem, 5.5vw, 3.5rem); text-wrap: wrap; margin-bottom: var(--space-3); }

/* breadcrumb trail — mono, echoes the eyebrow */
.breadcrumb {
  display: flex;
  flex-flow: row wrap;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: clamp(1.5rem, 4vh, 2.25rem);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
}
.breadcrumb a { color: var(--text-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--text-accent); }
.breadcrumb .sep { color: var(--text-faint); }
.breadcrumb [aria-current] { color: var(--text-secondary); }

/* the category + status line under the H1 */
/* category + status pills sit just under the title, with a clear gap to the lede */
.meta-row {
  display: flex;
  flex-flow: row wrap;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  margin: 0 0 var(--space-6);
}
.pill {
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 2px 7px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
}
.pill.is-live { color: var(--success); border-color: color-mix(in srgb, var(--success) 34%, transparent); }
.pill.is-beta { color: var(--warning); border-color: color-mix(in srgb, var(--warning) 34%, transparent); }

/* section rhythm */
.section { margin-top: clamp(2.5rem, 6vh, 3.75rem); }
/* section headings follow the design-system .display-sm role: serif, sentence
   case, not the mono micro-label. This gives a real H1 > H2 > body hierarchy. */
.section-title {
  font-family: var(--font-display);
  font-weight: var(--weight-regular);
  /* design-system .display-sm role, with a 1.875rem floor so section headings
     stay clearly above the 1.125rem lead/subhead on mobile */
  font-size: clamp(1.875rem, 4vw, 2.125rem);
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-tight);
  color: var(--text-primary);
  margin: 0 0 var(--space-5);
  text-wrap: balance;
}

/* use-case grid */
.use-cases {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}
@media (max-width: 560px) { .use-cases { grid-template-columns: 1fr; } }
.use-case {
  padding: var(--space-4);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
}
.use-case h3 {
  font-family: var(--font-sans);
  font-weight: var(--weight-semibold);
  font-size: var(--text-md);
  letter-spacing: var(--tracking-tight);
  color: var(--text-primary);
  margin: 0 0 var(--space-2);
}
.use-case p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin: 0;
}

/* performance / benchmarks */
.perf-headline {
  font-size: var(--text-lg); line-height: var(--leading-relaxed);
  color: var(--text-primary); font-weight: var(--weight-regular);
  margin: 0 0 var(--space-5); text-wrap: pretty;
}
.perf-metrics {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-3); margin-bottom: var(--space-5);
}
.stat {
  padding: var(--space-4); background: var(--bg-surface);
  border: 1px solid var(--border-subtle); border-radius: var(--radius-lg);
}
.stat-value {
  font-family: var(--font-display); font-size: var(--text-3xl); line-height: 1;
  color: var(--text-primary); letter-spacing: var(--tracking-tight);
}
.stat-label {
  margin-top: var(--space-2); font-family: var(--font-mono); font-size: var(--text-2xs);
  letter-spacing: var(--tracking-wide); text-transform: uppercase; color: var(--text-muted);
}
.stat-detail { margin-top: var(--space-1); font-size: var(--text-xs); color: var(--text-secondary); line-height: var(--leading-snug); }
/* table caption: a readable sentence, not competing uppercase-mono with the column headers */
.perf-caption {
  font-size: var(--text-sm); color: var(--text-muted); margin: var(--space-7) 0 var(--space-4);
}
.perf-table-wrap { overflow-x: auto; }
.perf-table { width: 100%; border-collapse: collapse; font-size: var(--text-sm); }
.perf-table th, .perf-table td {
  text-align: right; padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--border-subtle); white-space: nowrap;
}
.perf-table thead th {
  font-family: var(--font-mono); font-size: var(--text-2xs); letter-spacing: var(--tracking-wide);
  text-transform: uppercase; color: var(--text-secondary); font-weight: var(--weight-semibold);
  padding-bottom: var(--space-3); border-bottom: 2px solid var(--border-default);
}
.perf-table th[scope="row"] { text-align: left; color: var(--text-secondary); font-weight: var(--weight-medium); }
.perf-table tr.is-us { background: var(--bg-accent-soft); }
.perf-table tr.is-us th[scope="row"], .perf-table tr.is-us td { color: var(--text-primary); font-weight: var(--weight-semibold); }
.perf-note { margin-top: var(--space-3); font-size: var(--text-xs); color: var(--text-muted); line-height: var(--leading-relaxed); }

/* feature list — check-led bullets */
.feature-list { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--space-2); }
.feature-list li {
  position: relative;
  padding-left: var(--space-6);
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
}
.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--accent);
}
.feature-list strong { color: var(--text-primary); font-weight: var(--weight-semibold); }

/* spec / fact list — two-column definition rows.
   No top border: the section-title's underline is the top rule already. */
.specs { display: grid; gap: 0; }
.specs div {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: var(--space-4);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--border-subtle);
}
@media (max-width: 520px) { .specs div { grid-template-columns: 1fr; gap: var(--space-1); } }
.specs dt {
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
}
.specs dd { margin: 0; font-size: var(--text-base); color: var(--text-secondary); }
.specs dd strong { color: var(--text-primary); font-weight: var(--weight-semibold); }

/* platform / install rows */
.platforms { display: grid; gap: var(--space-3); }
.platform {
  min-width: 0; /* let the grid item shrink so wide 
 scrolls, not crop */
  padding: var(--space-4);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
}
.platform-head { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; }
.platform-name {
  font-family: var(--font-sans);
  font-weight: var(--weight-semibold);
  font-size: var(--text-md);
  color: var(--text-primary);
}
.platform-tag { font-family: var(--font-mono); font-size: var(--text-2xs); letter-spacing: var(--tracking-wide); text-transform: uppercase; color: var(--text-muted); }
.platform-tag.is-soon { color: var(--text-faint); }
.platform pre {
  margin: var(--space-2) 0 0;
  padding: var(--space-3);
  background: var(--bg-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  overflow-x: auto;
}
.code-label {
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-faint);
}
.platform-links { display: flex; flex-flow: row wrap; gap: var(--space-3); margin-top: var(--space-3); }
.platform-links a { font-family: var(--font-mono); font-size: var(--text-2xs); letter-spacing: var(--tracking-wide); text-transform: uppercase; color: var(--text-accent); }

/* resource / cross-link chips row */
.chip-row { display: flex; flex-flow: row wrap; gap: var(--space-2); margin-top: var(--space-4); }
.chip {
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  color: var(--text-secondary);
  text-decoration: none;
  padding: 3px 8px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  transition: var(--transition-colors);
}
.chip:hover { border-color: var(--border-default); color: var(--text-primary); }
.chip.is-cta { color: var(--text-accent); background: var(--bg-accent-soft); border-color: color-mix(in srgb, var(--accent) 28%, transparent); font-weight: var(--weight-semibold); }
.chip.is-cta:hover { border-color: var(--accent); }
.chip.is-cta-dark { color: var(--text-on-accent); background: var(--sky-800); border-color: var(--sky-800); font-weight: var(--weight-semibold); }
.chip.is-cta-dark:hover { color: var(--text-on-accent); background: var(--sky-900); border-color: var(--sky-900); }

/* native, on-device model demos */
.model-demo { margin-top: var(--space-2); }
.demo-note {
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  letter-spacing: var(--tracking-wide);
  color: var(--text-muted);
}
.demo-note code { font-size: 0.95em; color: var(--text-secondary); }
.demo-note a { color: var(--text-accent); }
.demo-lead {
  margin-top: var(--space-2);
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
}

/* shapes: draw-and-snap canvas */
.demo-canvas-wrap {
  position: relative;
  aspect-ratio: 4 / 3;
  min-height: 320px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  touch-action: none;
  transition: border-color var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-base) var(--ease-standard);
}
.demo-canvas-wrap.is-drawing {
  border-color: var(--accent);
  box-shadow: 0 1px 2px rgba(40, 30, 15, 0.05), 0 4px 18px rgba(45, 82, 200, 0.12);
}
.demo-canvas-wrap canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; cursor: crosshair; }
.demo-hint {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  text-align: center; padding: var(--space-6);
  pointer-events: none;
  font-family: var(--font-mono); font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide); color: var(--text-faint);
}
.demo-meta {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-3); margin-top: var(--space-3);
  min-height: 1.4em; /* reserve the line so appearing text never jumps the UI */
  font-family: var(--font-mono); font-size: var(--text-2xs);
  letter-spacing: var(--tracking-wide); text-transform: lowercase;
  color: var(--text-muted);
}

/* emo: type-to-suggest */
.demo-emo { display: flex; flex-direction: column; gap: var(--space-4); }
.demo-input {
  width: 100%;
  font-family: var(--font-sans); font-size: var(--text-lg); color: var(--text-primary);
  background: var(--bg-surface); border: 1px solid var(--border-default);
  border-radius: var(--radius-md); padding: var(--space-3) var(--space-4);
}
.demo-input:focus-visible { outline: none; border-color: var(--accent); box-shadow: var(--ring-accent); }
.demo-emoji { display: flex; flex-wrap: wrap; gap: var(--space-2); min-height: 3rem; }
.demo-chip {
  font-size: 1.9rem; line-height: 1; padding: var(--space-2);
  background: var(--bg-sunken); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}
.demo-examples { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.demo-example {
  font-family: var(--font-mono); font-size: var(--text-2xs);
  letter-spacing: var(--tracking-wide); color: var(--text-secondary);
  background: var(--bg-sunken); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm); padding: 4px 10px; cursor: pointer;
  transition: var(--transition-colors);
}
.demo-example:hover { border-color: var(--border-default); color: var(--text-primary); }
.demo-example:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; }

/* redact: sample tags + one inline field (highlight layer behind a transparent
   textarea), so PII is colored in place. Masked view swaps in read-only. */
.demo-redact { display: flex; flex-direction: column; gap: var(--space-4); }
.demo-redact-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-3) var(--space-4); flex-wrap: wrap;
}
.demo-redact-head .demo-examples { flex: 1 1 auto; }
.demo-example.is-on { background: var(--bg-inset); color: var(--text-primary); border-color: var(--border-default); }

.redact-field {
  position: relative;
  height: clamp(104px, 16vh, 128px);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  overflow: hidden;
}
.redact-field:focus-within { border-color: var(--accent); box-shadow: var(--ring-accent); }
/* all three layers share an identical box so text aligns exactly */
.redact-layer {
  position: absolute; inset: 0; margin: 0; border: 0;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-sans);
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  letter-spacing: normal;
  white-space: pre-wrap;
  overflow-wrap: break-word;
  word-break: break-word;
  overflow: auto;
}
.redact-backdrop { color: var(--text-primary); pointer-events: none; }
.redact-input {
  background: transparent;
  color: transparent;
  -webkit-text-fill-color: transparent;
  caret-color: var(--accent);
  outline: none;
  resize: none;
}
.redact-masked { color: var(--text-primary); }

/* clear: sample tags + an A/B mixer player (play, scrub, raw<->enhanced mix) */
.demo-clear { display: flex; flex-direction: column; gap: var(--space-4); }
.clear-upload {
  display: inline-flex; align-items: center; cursor: pointer;
  background: var(--bg-accent); color: var(--text-on-accent); border-color: var(--bg-accent);
}
.clear-upload:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--text-on-accent); }
.clear-controls { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3) var(--space-5); }
.clear-controls .clear-player { flex: 1 1 240px; }
.clear-controls .clear-mix { flex: 1 1 200px; }
.clear-player { display: flex; align-items: center; gap: var(--space-3); }
.clear-play {
  flex: 0 0 auto; width: 30px; height: 30px; border-radius: var(--radius-full);
  background: var(--bg-accent); color: var(--text-on-accent); border: 0; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background-color var(--duration-fast) var(--ease-standard);
}
.clear-play svg { width: 13px; height: 13px; }
.clear-play:hover { background: var(--accent-hover); }
.clear-scrub {
  flex: 1 1 auto; height: 6px; border-radius: var(--radius-full);
  background: var(--bg-inset); cursor: pointer; overflow: hidden;
}
.clear-scrub-fill { height: 100%; width: 0%; background: var(--accent); }
.clear-time {
  flex: 0 0 auto; font-family: var(--font-mono); font-size: var(--text-2xs);
  color: var(--text-muted); min-width: 4ch; text-align: right;
}
.clear-mix { display: flex; align-items: center; gap: var(--space-3); }
.clear-mix-label {
  font-family: var(--font-mono); font-size: var(--text-2xs);
  letter-spacing: var(--tracking-wide); text-transform: uppercase; color: var(--text-muted);
}
.clear-mix-slider { flex: 1 1 auto; accent-color: var(--accent); }
.clear-dl { font-family: var(--font-mono); font-size: var(--text-2xs); color: var(--text-accent); }

/* schemer: editable schema + text, an Extract button, and typed JSON output */
.demo-schemer { display: flex; flex-direction: column; gap: var(--space-4); }
.schemer-grid { display: flex; flex-flow: row wrap; gap: var(--space-3); }
.schemer-col { flex: 1 1 260px; display: flex; flex-direction: column; gap: var(--space-2); min-width: 0; }
.schemer-label {
  font-family: var(--font-mono); font-size: var(--text-2xs);
  letter-spacing: var(--tracking-wide); text-transform: uppercase; color: var(--text-muted);
}
.schemer-box {
  width: 100%; box-sizing: border-box; resize: vertical;
  font-family: var(--font-mono); font-size: var(--text-xs); line-height: var(--leading-relaxed);
  color: var(--text-primary); background: var(--bg-surface);
  border: 1px solid var(--border-subtle); border-radius: var(--radius-md);
  padding: var(--space-3);
}
.schemer-box:focus { outline: none; border-color: var(--accent); }
.schemer-out { display: flex; flex-direction: column; gap: var(--space-2); }
/* inline busy indicator (the design-system SwarmLoader), sits next to the demo
   button; hidden until a demo starts loading or processing. Shared by demos. */
.demo-loader { display: none; align-items: center; flex: 0 0 auto; }
.demo-loader.is-on { display: inline-flex; }
/* SwarmLoader dots (HTML, so the animation runs on the compositor and does not
   freeze while on-device inference blocks the main thread) */
.dsl { position: relative; display: inline-block; }
.dsl-dot, .dsl-core { position: absolute; border-radius: 50%; }
.dsl-dot { width: 3px; height: 3px; background: var(--text-primary); transform: translate(-50%, -50%); }
.dsl-core { width: 3.6px; height: 3.6px; background: var(--accent); transform: translate(-50%, -50%); }
.schemer-result {
  margin: 0; min-height: 3em; overflow-x: auto;
  font-family: var(--font-mono); font-size: var(--text-xs); line-height: var(--leading-relaxed);
  color: var(--text-secondary); background: var(--bg-surface);
  border: 1px solid var(--border-subtle); border-radius: var(--radius-md);
  padding: var(--space-3); transition: opacity var(--duration-fast) var(--ease-standard);
}
.schemer-result.stale { opacity: 0.45; }
.schemer-result .k { color: var(--text-muted); }
.schemer-result .s { color: var(--text-accent); }
.schemer-result .n { color: var(--text-muted); font-style: italic; }
.schemer-result .b { color: var(--sky-700); }
.schemer-result .num { color: var(--sky-700); }

/* legend pinned inside the field's empty space, so it overlays without reflow */
.redact-field .demo-legend {
  position: absolute;
  left: var(--space-4);
  bottom: var(--space-3);
  z-index: 2;
  margin: 0;
  pointer-events: none;
  max-width: calc(100% - 2 * var(--space-4));
}
.demo-textarea {
  width: 100%; font-family: var(--font-sans); font-size: var(--text-md);
  line-height: var(--leading-relaxed); color: var(--text-primary);
  background: var(--bg-surface); border: 1px solid var(--border-default);
  border-radius: var(--radius-md); padding: var(--space-3) var(--space-4); resize: vertical;
}
.demo-textarea:focus-visible { outline: none; border-color: var(--accent); box-shadow: var(--ring-accent); }
.demo-actions { display: flex; align-items: center; gap: var(--space-3) var(--space-4); flex-wrap: wrap; }
.demo-hint-inline {
  font-family: var(--font-mono); font-size: var(--text-2xs); letter-spacing: var(--tracking-wide);
  text-transform: lowercase; color: var(--text-muted);
}
.demo-toggle { display: inline-flex; gap: 2px; padding: 2px; background: var(--bg-sunken); border-radius: var(--radius-full); }
.demo-toggle-btn {
  font-family: var(--font-mono); font-size: var(--text-2xs); letter-spacing: var(--tracking-wide);
  padding: 3px 12px; border: 0; background: transparent; color: var(--text-muted);
  border-radius: var(--radius-full); cursor: pointer; transition: var(--transition-colors);
}
.demo-toggle-btn.is-on { background: var(--accent); color: var(--accent-contrast); }

/* legend mapping colors to categories */
.demo-legend { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.lg {
  font-family: var(--font-mono); font-size: 0.625rem; letter-spacing: var(--tracking-wide);
  padding: 1px 7px; border-radius: var(--radius-full);
  background: var(--ent-bg); color: var(--ent-fg);
}
/* result box with inline entities (soft highlight; exact label on hover) */
.demo-result {
  font-family: var(--font-mono); font-size: var(--text-sm); line-height: 1.9;
  color: var(--text-primary); background: var(--bg-sunken); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md); padding: var(--space-4); white-space: pre-wrap; word-break: break-word;
}
/* highlight sits behind the transparent textarea, so it must not change text
   metrics: no padding, no weight change, only background + color */
.ent {
  border-radius: var(--radius-sm);
  background: var(--ent-bg); color: var(--ent-fg);
  box-decoration-break: clone; -webkit-box-decoration-break: clone;
}
.mask {
  background: var(--ent-bg); color: var(--ent-fg); border-radius: var(--radius-sm);
  padding: 1px 5px; font-weight: var(--weight-semibold);
}
/* category palette: soft background / strong foreground */
.cat-name    { --ent-bg: rgba(56, 132, 255, 0.16); --ent-fg: #1d4ed8; }
.cat-contact { --ent-bg: rgba(16, 163, 127, 0.16); --ent-fg: #0f766e; }
.cat-finance { --ent-bg: rgba(217, 119, 6, 0.16);  --ent-fg: #b45309; }
.cat-id      { --ent-bg: rgba(190, 58, 46, 0.16);  --ent-fg: #b3261e; }
.cat-address { --ent-bg: rgba(124, 58, 237, 0.16); --ent-fg: #6d28d9; }

/* CTA button — request access on beta pages */
.cta-button {
  text-shadow: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: var(--control-md);
  padding: 0 var(--space-5);
  background: var(--bg-accent);
  color: var(--text-on-accent);
  font-family: var(--font-sans);
  font-weight: var(--weight-semibold);
  font-size: var(--text-base);
  white-space: nowrap;
  border: 0;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--duration-fast) var(--ease-standard);
}
.cta-button:hover { background: var(--accent-hover); }
.cta-button:active { background: var(--accent-press); }
.cta-button:disabled { opacity: 0.6; cursor: default; }
/* deep-blue variant for the early-access CTA, distinct from the light chips */
.cta-button.is-dark { background: var(--sky-800); }
.cta-button.is-dark:hover { background: var(--sky-900); }
.cta-button:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 3px; }

/* beta banner */
.beta-banner {
  margin: var(--space-5) 0 0;
  padding: var(--space-3) var(--space-4);
  background: color-mix(in srgb, var(--warning) 8%, var(--bg-surface));
  border: 1px solid color-mix(in srgb, var(--warning) 30%, transparent);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
}

/* hub model list — a model row with a platform-specific one-liner */
.hub-list { display: grid; gap: var(--space-3); }
.hub-item {
  display: block;
  padding: var(--space-4);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: inherit;
  transition: border-color var(--duration-fast) var(--ease-standard), box-shadow var(--duration-base) var(--ease-standard), transform var(--duration-base) var(--ease-out);
}
.hub-item:hover { border-color: var(--border-default); box-shadow: var(--shadow-sm); transform: translateY(-1px); }
.hub-item-top { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-3); }
.hub-item-name { font-family: var(--font-display); font-size: var(--text-xl); letter-spacing: var(--tracking-tight); color: var(--text-primary); }
.hub-item-kind { font-family: var(--font-mono); font-size: var(--text-2xs); letter-spacing: var(--tracking-wide); text-transform: uppercase; color: var(--text-muted); }
.hub-item p { margin: var(--space-2) 0 0; font-size: var(--text-sm); line-height: var(--leading-relaxed); color: var(--text-secondary); }