/* Night River, the About page: "the owl at rest". Loaded by about.html only, after tokens.css and site.css.
   Colours come from tokens.css; the few this page adds are tokens in the block below and nowhere else. */

/* TYPE: the house pair of the shared rules (2026-10-14): Arno Pro for display, Verlag for text. The files are the
   copies the home builder cut from the owner's font set (main\assets\fonts), copied byte for byte into
   assets/fonts/about/. The fallback faces are sized from the font files (the numbers of main\assets\css\type.css), so a
   late font does not move the page. No family name is written anywhere below this block. */
@font-face { font-family: "Arno Display"; src: url("../fonts/arno-light-display.woff2?v=20261016") format("woff2"); font-weight: 300 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Arno Display"; src: url("../fonts/arno-light-italic-display.woff2?v=20261016") format("woff2"); font-weight: 300 400; font-style: italic; font-display: swap; }
@font-face { font-family: "Arno"; src: url("../fonts/arno-italic.woff2?v=20261016") format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: "Verlag"; src: url("../fonts/verlag-book.woff2?v=20261016") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Verlag"; src: url("../fonts/verlag-book-italic.woff2?v=20261016") format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: "Verlag"; src: url("../fonts/verlag-bold.woff2?v=20261016") format("woff2"); font-weight: 600 700; font-style: normal; font-display: swap; }
@font-face { font-family: "Arno Display Fallback"; src: local("Georgia"); size-adjust: 75.4%; ascent-override: 91.3%; descent-override: 41.4%; line-gap-override: 26.5%; }
@font-face { font-family: "Verlag Fallback"; src: local("Segoe UI"); size-adjust: 87.2%; ascent-override: 91.8%; descent-override: 22.9%; line-gap-override: 22.9%; }

:root {
  --font-display: "Arno Display", "Arno Display Fallback", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --font-text: "Verlag", "Verlag Fallback", "Avenir Next", Avenir, "Century Gothic", "Segoe UI", system-ui, sans-serif;
  --font-body: var(--font-text);       /* the name site.css reads */
  --font-mono: ui-monospace, "Cascadia Mono", Consolas, "SF Mono", Menlo, monospace;   /* no third face is shipped */

  /* the page's own scale: rem first, a small share of the width, a rem limit, so text follows browser zoom */
  --ab-title: clamp(2.5rem, 1.25rem + 4.5vw, 7.25rem);
  --ab-h2: clamp(2rem, 1rem + 2.9vw, 4.75rem);
  --ab-h3: clamp(1.25rem, 0.6rem + 1vw, 1.9rem);
  --ab-name: clamp(1.75rem, 0.9rem + 1.75vw, 3.4rem);
  --ab-big: clamp(1.25rem, 0.6rem + 1.1vw, 2.2rem);
  --ab-lede: clamp(1.0625rem, 0.8rem + 0.36vw, 1.375rem);
  --ab-text: clamp(1rem, 0.75rem + 0.24vw, 1.1875rem);
  --ab-small: clamp(0.8125rem, 0.6rem + 0.2vw, 0.9375rem);
  --ab-pad: clamp(1.25rem, 4.7vw, 15rem);
  --ab-gap: clamp(1rem, 1.6vw, 4rem);

  /* first light: where the night sky of the scene goes as the page ends (read by assets/js/about/perch.js) */
  --ab-dawn-zenith: #17205a;
  --ab-dawn-mid: #55296f;
  --ab-dawn-teal: #36b0ae;
  --ab-dawn-coral: #ff9068;
  --ab-dawn-gold: #ffca6e;
  /* scrims of this page over the scene */
  --ab-veil: rgb(7 6 23 / 0.62);
  --ab-veil-mid: rgb(7 6 23 / 0.38);
  --ab-veil-top: rgb(7 6 23 / 0.5);
  --ab-veil-low: rgb(7 6 23 / 0.8);
  --ab-veil-none: rgb(7 6 23 / 0);
  --ab-card: rgb(11 10 32 / 0.74);
  --ab-card-line: rgb(207 214 255 / 0.16);
}

.about { background: var(--color-bg-deep); }
.about main { position: relative; z-index: 1; }

/* ---------- the stage: one fixed picture behind the page ---------- */
.ab-stage { position: fixed; inset: 0; z-index: 0; overflow: clip; background: var(--color-bg-deep); contain: strict; }
.ab-stills, .ab-still, .ab-stage canvas, .ab-veil { position: absolute; inset: 0; width: 100%; height: 100%; }
.ab-still { object-fit: cover; object-position: 60% 50%; opacity: 0; transition: opacity 900ms var(--ease-premium); }
.ab-still.is-on { opacity: 1; }
.ab-stage canvas { opacity: 0; transition: opacity 700ms var(--ease-premium); pointer-events: none; }
.ab-stage.is-live canvas { opacity: 1; }
/* the loading picture stays under the fading-in canvas (700ms) and only then goes: no dark dip between the two */
.ab-stage.is-live .ab-stills { visibility: hidden; transition: visibility 0s linear 700ms; }
.ab-stage.is-covered canvas, .ab-stage.is-covered .ab-stills { visibility: hidden; }
/* a still is not dead: it drifts very slowly (transform only). Only as the page's picture (data-scene-why is set):
   while the live scene loads, the still holds still, so the scene fades in over the same frame (T320) */
html[data-scene="poster"][data-scene-why] .ab-still.is-on { animation: ab-drift 38s ease-in-out infinite alternate; transform-origin: 66% 46%; }
@keyframes ab-drift { from { transform: scale(1.015) translate3d(-0.4%, 0.2%, 0); } to { transform: scale(1.07) translate3d(0.8%, -0.6%, 0); } }
/* the veil keeps the words readable on the dark side of every frame; the scene keeps the bright side */
.ab-veil { pointer-events: none; background:
  linear-gradient(90deg, var(--ab-veil) 0%, var(--ab-veil-mid) 34%, var(--ab-veil-none) 58%),
  linear-gradient(180deg, var(--ab-veil-top) 0%, var(--ab-veil-none) 22%); }

/* ?plate=<shot>: the scene alone, with nothing of the page over it (this is how the stills are made) */
.ab-plate .site-header, .ab-plate main, .ab-plate .site-footer, .ab-plate .ab-veil, .ab-plate .skip { display: none; }
/* the scene's own controls */
.ab-pause { position: fixed; left: var(--gutter); bottom: var(--space-4); z-index: 1; display: inline-flex; align-items: center; gap: var(--space-2); min-height: 2.75rem; padding: 0 var(--space-4); border-radius: var(--radius-pill); background: var(--color-scrim-strong); border: 1px solid var(--color-glass-line); font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.06em; color: var(--color-ink); opacity: 0; transform: translateY(6px); visibility: hidden; transition: opacity var(--duration-normal) var(--ease-premium), transform var(--duration-normal) var(--ease-premium), background-color var(--duration-fast) var(--ease-premium), border-color var(--duration-fast) var(--ease-premium), visibility 0s linear var(--duration-normal); }
/* out of the Tab order and the reader's tree whenever it cannot be seen: not yet shown, or the press sheet covers the stage.
   visibility goes at once when it shows, and after the fade when it leaves */
.ab-pause.is-on { opacity: 1; transform: none; visibility: visible; transition-delay: 0s; }
.ab-pause:hover { border-color: var(--color-moon); background: var(--color-surface-2); }
.ab-pause:active { transform: scale(0.97); }
.ab-pause svg { width: 0.9rem; height: 0.9rem; }
.ab-pause.is-away { opacity: 0; visibility: hidden; pointer-events: none; transition-delay: 0s, 0s, 0s, 0s, var(--duration-normal); }
.scene-say--page { max-width: min(40rem, calc(100% - 2 * var(--gutter))); }

/* the site-wide sound toggle (assets/js/sound.js) places itself in the header slot [data-stryx-sound] */
.ab-sound { display: inline-flex; align-items: center; }

/* ---------- shared pieces of the page ---------- */
/* the empty parts of a section let the pointer through to the scene's pause control, which lies under the page */
.ab-sec { pointer-events: none; }
.ab-sec > * { pointer-events: auto; }
.ab-sec { position: relative; display: grid; min-height: 100svh; padding: calc(var(--header-h) + clamp(1.5rem, 5svh, 5rem)) var(--ab-pad) clamp(2rem, 8svh, 7rem); }
.ab-sec h2, .ab-press h2 { font-size: var(--ab-h2); line-height: 1; letter-spacing: -0.018em; }
.ab-sec h2 em, .ab-press h2 em { color: var(--color-moon); }
.ab-eyebrow { display: inline-flex; align-items: center; gap: 0.9em; margin-bottom: clamp(0.75rem, 2.2svh, 2rem); font-family: var(--font-text); font-size: var(--ab-small); font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--color-ink-muted); }
.ab-eyebrow::before { content: ""; width: 2.6em; height: 2px; border-radius: 2px; background: var(--gradient-brand); }
.ab-lede { font-size: var(--ab-lede); line-height: 1.55; color: var(--color-ink-muted); max-width: 34em; }
/* arrivals: the words are there without script; with it, each block arrives once (opacity and transform only) */
.ab-on [data-rv] { opacity: var(--rv, 0); transform: translate3d(0, calc((1 - var(--rv, 0)) * 1.1rem), 0); }

/* ---------- 1. hero: the owl has landed ---------- */
.ab-hero { align-content: center; }
.ab-hero__text { width: min(100%, 46vw); }
.ab-hero h1 { font-size: var(--ab-title); line-height: 0.98; letter-spacing: -0.022em; margin-bottom: clamp(1rem, 3.4svh, 3.2rem); }
.ab-hero h1 em { color: var(--color-river-mint); letter-spacing: -0.012em; }
.ab-hero .ab-lede { max-width: 31em; color: var(--color-ink); }
.ab-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: clamp(1.25rem, 4svh, 3.5rem); }
.ab-actions .btn { font-size: var(--ab-text); min-height: 3.1em; padding-inline: 1.7em; }

/* ---------- 2. why the lab exists: the long view ---------- */
.ab-why { min-height: 128svh; align-content: center; }
.ab-why__text { width: min(100%, 49vw); }
.ab-why h2 { margin-bottom: clamp(1rem, 3.6svh, 3.4rem); }
.ab-statement { font-family: var(--font-display); font-size: var(--ab-big); line-height: 1.24; letter-spacing: -0.008em; color: var(--color-ink); max-width: 27em; text-wrap: pretty; }
.ab-statement em { font-style: italic; color: var(--color-marigold); }
.ab-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(1.25rem, 2.4vw, 5rem); margin-top: clamp(1.5rem, 5svh, 4.5rem); padding-top: clamp(1.25rem, 3.4svh, 3rem); border-top: 1px solid var(--ab-card-line); max-width: 46em; font-size: var(--ab-text); line-height: 1.62; color: var(--color-ink-muted); }

/* ---------- 3. founders: two people, and the owl between them ---------- */
.ab-founders { min-height: 118svh; align-content: center; justify-items: center; row-gap: clamp(1.5rem, 6svh, 6rem); }
.ab-founders__head { text-align: center; display: grid; justify-items: center; }
.ab-founders__head { position: relative; }
.ab-founders__head::before, .ab-why__text::before, .ab-hero__text::before, .ab-reach__text::before { content: ""; position: absolute; inset: -14% -12%; z-index: -1; background: radial-gradient(closest-side, var(--ab-veil) 0%, var(--ab-veil-mid) 60%, var(--ab-veil-none) 100%); pointer-events: none; }
.ab-why__text, .ab-hero__text, .ab-reach__text { position: relative; }
.ab-founders__head .ab-lede { max-width: 30em; margin-top: clamp(0.75rem, 2.4svh, 2.2rem); }
.ab-duo { display: grid; grid-template-columns: minmax(0, 1fr) clamp(15rem, 27vw, 86rem) minmax(0, 1fr); align-items: center; width: 100%; }
.ab-person { position: relative; display: grid; gap: 0.5em; max-width: 26em; padding: clamp(1rem, 2.6svh, 2.4rem) 0; font-size: var(--ab-text); }
.ab-person::after { content: ""; position: absolute; inset: -18% -22%; z-index: -1; background: radial-gradient(closest-side, var(--ab-veil) 0%, var(--ab-veil-mid) 55%, var(--ab-veil-none) 100%); pointer-events: none; }
.ab-person--a { justify-self: end; text-align: right; justify-items: end; }
.ab-person--b { justify-self: start; }
.ab-person h3 { font-size: var(--ab-name); line-height: 1.02; letter-spacing: -0.014em; transition: color var(--duration-normal) var(--ease-premium); }
.ab-person:hover h3 { color: var(--color-marigold); }
.ab-role { font-size: var(--ab-small); font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--color-river-mint); }
.ab-person__line { line-height: 1.6; color: var(--color-ink-muted); max-width: 24em; }
/* a hairline runs from each name toward the owl; it grows when the owl is asked to look that way */
.ab-person::before { content: ""; position: absolute; top: 0; width: min(100%, 14em); height: 1px; background: var(--color-moon); opacity: 0.5; transform: scaleX(0.35); transition: transform 500ms var(--ease-premium), opacity var(--duration-slow) var(--ease-premium); }
.ab-person--a::before { right: 0; transform-origin: 100% 50%; }
.ab-person--b::before { left: 0; transform-origin: 0 50%; }
.ab-person:hover::before, .ab-person.is-seen::before { transform: none; opacity: 1; }

/* ---------- 4. the six rules: six lights the owl keeps ---------- */
.ab-rules { min-height: 124svh; grid-template-columns: minmax(0, 0.5fr) minmax(0, 1fr); column-gap: clamp(1.5rem, 3vw, 7rem); align-items: center; }
.ab-rules__head { align-self: start; padding-top: clamp(0rem, 16svh, 16rem); }   /* the section is taller than the screen: its head must clear the header at the section's camera stop */
.ab-rulegrid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--ab-gap); }
.ab-rule { --k: 1; position: relative; display: grid; grid-template-columns: auto 1fr; align-content: start; column-gap: 1em; row-gap: 0.45em; padding: clamp(1rem, min(1.4vw, 3svh), 3rem); border-radius: var(--radius-lg); background: var(--ab-card); border: 1px solid var(--ab-card-line); font-size: var(--ab-text); transition: transform var(--duration-slow) var(--ease-premium), border-color var(--duration-normal) var(--ease-premium), background-color var(--duration-normal) var(--ease-premium); }
.ab-on .ab-rule { transform: translate3d(0, calc((1 - var(--rv, 0)) * 1.1rem), 0); }
.ab-rule::before { content: ""; position: absolute; left: 1.2em; right: 1.2em; top: -1px; height: 2px; border-radius: 2px; background: var(--color-marigold); transform: scaleX(var(--k)); transform-origin: 0 50%; opacity: calc(0.25 + 0.75 * var(--k)); }
@media (hover: hover) { .ab-rule:hover { border-color: var(--color-marigold); background: var(--color-surface); } .ab-on .ab-rule:hover { transform: translate3d(0, -0.3rem, 0); } }
.ab-ins { grid-row: 1; grid-column: 1; width: 3.1em; height: 3.1em; color: var(--color-moon); overflow: visible; }
.ab-num { grid-row: 1; grid-column: 2; justify-self: end; align-self: start; font-family: var(--font-display); font-style: italic; font-size: 1.9em; line-height: 1; color: var(--color-marigold); opacity: calc(0.4 + 0.6 * var(--k)); }
.ab-rule h3 { grid-column: 1 / -1; margin-top: 0.3em; font-size: var(--ab-h3); line-height: 1.1; letter-spacing: -0.01em; }
.ab-rule p { grid-column: 1 / -1; line-height: 1.5; color: var(--color-ink-muted); }
/* the six small instruments: each one is drawn by --k, the card's own clock (0 to 1), never by a timer */
.ab-ins .st { fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.ab-ins .dot { fill: var(--color-marigold); }
.ab-ins [style*="--s"] { opacity: clamp(0, calc((var(--k) - var(--s) * 0.15) * 6), 1); }
.ab-ins--local .in { transform: translateX(calc((1 - var(--k)) * 34px)); }
.ab-ins--local .ring { opacity: calc(var(--k) * 0.75); transform-box: fill-box; transform-origin: center; transform: scale(calc(0.55 + 0.45 * var(--k))); }
.ab-ins--graph .n, .ab-ins--rings .r, .ab-ins--audit .seal { transform-box: fill-box; transform-origin: center; transform: scale(clamp(0.3, calc((var(--k) - var(--s) * 0.15) * 6), 1)); }
.ab-ins--back .go { transform: translateX(calc(sin(var(--k) * 180deg) * 32px)); }
.ab-ins--back .arc { opacity: clamp(0, calc((var(--k) - 0.5) * 4), 1); }
.ab-ins--open .box { fill: var(--color-surface-2); stroke: currentColor; stroke-width: 1.6; }
.ab-ins--open .key { stroke: var(--color-marigold); }
.ab-ins--open .out { transform: translateX(calc((1 - clamp(0, calc((var(--k) - var(--s) * 0.18) * 3), 1)) * -14px)); }

/* ---------- 5. write to us: first light ---------- */
.ab-reach { min-height: 96svh; align-content: center; }
.ab-reach__text { width: min(100%, 48vw); display: grid; justify-items: start; }
.ab-reach .ab-lede { margin-top: clamp(0.75rem, 2.6svh, 2.4rem); }
.ab-mail { position: relative; display: inline-flex; align-items: center; gap: 0.5em; margin-top: clamp(1.25rem, 4.4svh, 4rem); padding-bottom: 0.14em; font-family: var(--font-display); font-style: italic; font-size: calc(var(--ab-h2) * 0.86); line-height: 1.05; color: var(--color-marigold); }
.ab-mail::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: currentColor; transform: scaleX(0.14); transform-origin: 0 50%; transition: transform 520ms var(--ease-premium); }
.ab-mail:hover::after, .ab-mail:focus-visible::after { transform: none; }
.ab-mail svg { width: 0.42em; height: 0.42em; flex: none; transition: transform var(--duration-slow) var(--ease-premium); }
.ab-mail:hover svg { transform: translateX(0.22em); }
.ab-mail:active { transform: scale(0.985); }
.ab-mail--sm { margin-top: 0; font-size: calc(var(--ab-h2) * 0.5); }

/* ---------- 6. for the press: a solid sheet that rises over the scene ---------- */
.ab-press { position: relative; z-index: 2; margin-top: clamp(1rem, 6svh, 5rem); background: var(--color-bg-deep); border-top: 1px solid var(--color-line-strong); border-radius: var(--radius-xl) var(--radius-xl) 0 0; box-shadow: 0 -40px 120px var(--color-shadow); }
.ab-press::before { content: ""; position: absolute; left: var(--ab-pad); right: var(--ab-pad); top: -1px; height: 2px; background: var(--gradient-brand); opacity: 0.9; }
.ab-press__inner { display: grid; gap: clamp(2.5rem, 8svh, 8rem); padding: clamp(3rem, 11svh, 10rem) var(--ab-pad) clamp(3rem, 10svh, 9rem); }
.ab-press__head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(1.5rem, 4vw, 9rem); align-items: end; }
.ab-press h3 { font-size: calc(var(--ab-h3) * 1.18); line-height: 1.08; letter-spacing: -0.012em; }
.ab-kit { display: grid; grid-template-columns: minmax(0, 0.62fr) minmax(0, 1.5fr) minmax(0, 1.3fr); gap: clamp(1.5rem, 3.4vw, 8rem); align-items: start; }
.ab-kit__marks { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--ab-gap); }
.ab-mark { display: grid; gap: 0.7em; font-size: var(--ab-small); }
.ab-mark img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: contain; padding: 12% 18%; border-radius: var(--radius-lg); border: 1px solid var(--color-line-strong); transition: border-color var(--duration-normal) var(--ease-premium); }
.ab-mark--light img { background: var(--color-ink); }
.ab-mark--dark img { background: var(--color-bg); }
.ab-mark:hover img { border-color: var(--color-marigold); }
.ab-dl { display: inline-flex; align-items: center; gap: 0.6em; min-height: 2.75rem; font-weight: 700; color: var(--color-ink); border-bottom: 1px solid var(--color-control-line); transition: color var(--duration-fast) var(--ease-premium), border-color var(--duration-fast) var(--ease-premium); }
.ab-dl svg { width: 1em; height: 1em; flex: none; transition: transform var(--duration-normal) var(--ease-premium); }
.ab-dl:hover { color: var(--color-marigold); border-color: var(--color-marigold); }
.ab-dl:hover svg { transform: translateY(2px); }
.ab-dl:active { transform: scale(0.98); }
.ab-note { grid-column: 1 / -1; padding-top: 1.1em; border-top: 1px solid var(--color-line); font-family: var(--font-display); font-style: italic; font-size: var(--ab-lede); line-height: 1.45; color: var(--color-ink-muted); }
.ab-kit__descs { display: grid; gap: 0; }
.ab-kit__descs h3, .ab-kit__facts h3 { margin-bottom: clamp(1rem, 3svh, 2.6rem); }
.ab-desc { padding: clamp(0.9rem, 2.2svh, 2rem) 0; border-top: 1px solid var(--color-line); font-size: var(--ab-text); }
.ab-desc__head { display: flex; align-items: center; justify-content: space-between; gap: 1em; margin-bottom: 0.5em; }
.ab-desc h4 { margin: 0; font-family: var(--font-text); font-size: var(--ab-small); font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--color-river-mint); }
.ab-desc p { line-height: 1.62; color: var(--color-ink-muted); max-width: 46em; }
.ab-desc:first-of-type p { font-family: var(--font-display); font-size: var(--ab-h3); line-height: 1.24; color: var(--color-ink); }
.copy { display: inline-flex; align-items: center; gap: 0.5em; min-height: 2.75rem; padding: 0 1.1em; border-radius: var(--radius-pill); border: 1px solid var(--color-control-line); background: var(--color-surface); font-size: var(--ab-small); font-weight: 700; color: var(--color-ink); transition: border-color var(--duration-fast) var(--ease-premium), background-color var(--duration-fast) var(--ease-premium), transform var(--duration-fast) var(--ease-premium); }
.copy svg { width: 1em; height: 1em; }
.copy:hover { border-color: var(--color-moon); background: var(--color-surface-2); }
.copy:active { transform: scale(0.96); }
.ab-facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 var(--ab-gap); margin: 0; }
.ab-fact { padding: clamp(0.8rem, 2svh, 1.8rem) 0; border-top: 1px solid var(--color-line); font-size: var(--ab-text); }
.ab-fact dt { display: grid; gap: 0.25em; }
.ab-fact b { font-family: var(--font-display); font-weight: 400; font-size: calc(var(--ab-h2) * 0.62); line-height: 1; letter-spacing: -0.02em; color: var(--color-marigold); font-variant-numeric: lining-nums tabular-nums; }
.ab-fact dt span { font-size: var(--ab-small); font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-ink); }
.ab-fact dd { margin: 0.4em 0 0; line-height: 1.5; color: var(--color-ink-muted); }
.ab-palette { display: grid; grid-template-columns: minmax(0, 0.72fr) minmax(0, 2.8fr); gap: clamp(1.5rem, 3.4vw, 8rem); align-items: end; }
.ab-palette__lede { margin-top: 0.8em; font-size: var(--ab-text); line-height: 1.55; color: var(--color-ink-muted); max-width: 22em; }
.ab-swatches { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: var(--ab-gap); }
.ab-swatch { display: grid; gap: 0.2em; font-size: var(--ab-small); color: var(--color-ink-muted); }
.ab-swatch i { display: block; aspect-ratio: 5 / 3; margin-bottom: 0.7em; border-radius: var(--radius-md); background: var(--sw); transition: transform var(--duration-slow) var(--ease-premium); }
.ab-swatch--ink i { box-shadow: inset 0 0 0 1px var(--color-line-strong); }
.ab-swatch:hover i { transform: translateY(-0.3rem) scale(1.02); }
.ab-swatch b { font-size: var(--ab-text); color: var(--color-ink); }
.ab-swatch code { font-family: var(--font-mono); font-size: 1em; color: var(--color-ink); }
.ab-inq { display: grid; grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.4fr) minmax(0, 1.4fr); gap: clamp(1.5rem, 3.4vw, 8rem); align-items: center; padding-top: clamp(1.5rem, 5svh, 4.5rem); border-top: 1px solid var(--color-line-strong); }
.ab-inq .ab-mail { justify-self: start; }

/* ---------- a narrower frame: laptops and tablets ---------- */
@media (max-width: 82rem) {
  .ab-rules { grid-template-columns: 1fr; row-gap: clamp(1.5rem, 5svh, 4rem); }
  .ab-rules__head { padding-top: 0; }
  .ab-rulegrid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .ab-kit { grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); }
  .ab-kit__marks { grid-column: 1 / -1; grid-template-columns: repeat(2, minmax(0, 12rem)) minmax(0, 1fr); align-items: center; }
  .ab-note { grid-column: auto; border-top: 0; padding: 0 0 0 1.2em; border-left: 1px solid var(--color-line); }
}
@media (max-width: 62rem) {
  .ab-rulegrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ab-swatches { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .ab-palette, .ab-inq, .ab-press__head { grid-template-columns: 1fr; align-items: start; }
}
/* ---------- an upright or small screen: the owl stands above, the words below it ---------- */
@media (max-width: 48rem), (max-aspect-ratio: 1 / 1) {
  .ab-veil { background: linear-gradient(180deg, var(--ab-veil-mid) 0%, var(--ab-veil-none) 16%, var(--ab-veil-none) 40%, var(--ab-veil-low) 62%, var(--ab-veil-low) 100%); }
  .ab-still { object-position: 50% 50%; }
  .ab-sec { min-height: 100svh; padding-inline: var(--gutter); align-content: end; }
  .ab-hero__text, .ab-why__text, .ab-reach__text { width: 100%; }
  .ab-why { min-height: 130svh; }
  .ab-pair { grid-template-columns: 1fr; }
  .ab-founders { align-content: end; justify-items: start; min-height: 130svh; }
  .ab-founders__head { text-align: left; justify-items: start; }
  .ab-duo { grid-template-columns: 1fr; gap: var(--space-5); }
  .ab-duo__owl { display: none; }
  .ab-person--a { justify-self: start; text-align: left; justify-items: start; }
  .ab-person--a::before { right: auto; left: 0; transform-origin: 0 50%; }
  .ab-rules { padding-top: 46svh; }
  .ab-rulegrid { grid-template-columns: 1fr; }
  .ab-kit, .ab-kit__marks { grid-template-columns: 1fr 1fr; }
  .ab-kit > * { grid-column: 1 / -1; }
  .ab-note { grid-column: 1 / -1; border-left: 0; padding: 1.1em 0 0; border-top: 1px solid var(--color-line); }
  .ab-facts { grid-template-columns: 1fr 1fr; }
  .ab-swatches { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ab-pause { left: auto; right: var(--space-3); bottom: var(--space-3); }
  .ab-pause span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
  .ab-pause { width: 2.75rem; padding: 0; justify-content: center; }
}

/* ---------- less motion: stills and fades stay, movement goes ---------- */
@media (prefers-reduced-motion: reduce) {
  .ab-on [data-rv], .ab-on .ab-rule { transform: none; }
  html[data-scene="poster"][data-scene-why] .ab-still.is-on { animation: none; }
  .ab-rule, .ab-swatch i, .ab-mail svg, .ab-mail::after, .ab-person::before, .ab-dl svg, .ab-pause { transition-property: opacity, color, border-color, background-color; }
  .ab-rule:hover, .ab-on .ab-rule:hover, .ab-swatch:hover i { transform: none; }
}
@media (forced-colors: active) {
  .ab-rule, .copy, .ab-pause, .ab-mark img { border: 1px solid CanvasText; }
  .ab-veil { display: none; }
  .ab-rule, .ab-press { background: Canvas; }
}