/* ryolune site. One look: the app's Skeuomorphic dark theme, the design source. The site-level
   scale lives in the :root block below; every colour, gradient, shadow, radius and control
   dimension comes from tokens.css, generated from frontend/src/theme by scripts/gen-site-tokens.mjs.
   Motion patterns are listed with their references in README.md ("Design references"). */

/* The app's typefaces, self-hosted (latin subsets, SIL OFL: fonts/LICENSE.txt), so the page
   makes no third-party request. */
@font-face { font-family: 'Manrope'; font-style: normal; font-weight: 400; font-display: swap; src: url(fonts/manrope-latin-400-normal.woff2) format('woff2'); }
@font-face { font-family: 'Manrope'; font-style: normal; font-weight: 500; font-display: swap; src: url(fonts/manrope-latin-500-normal.woff2) format('woff2'); }
@font-face { font-family: 'Manrope'; font-style: normal; font-weight: 600; font-display: swap; src: url(fonts/manrope-latin-600-normal.woff2) format('woff2'); }
@font-face { font-family: 'Manrope'; font-style: normal; font-weight: 700; font-display: swap; src: url(fonts/manrope-latin-700-normal.woff2) format('woff2'); }
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-weight: 400; font-display: swap; src: url(fonts/ibm-plex-mono-latin-400-normal.woff2) format('woff2'); }
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-weight: 500; font-display: swap; src: url(fonts/ibm-plex-mono-latin-500-normal.woff2) format('woff2'); }
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-weight: 600; font-display: swap; src: url(fonts/ibm-plex-mono-latin-600-normal.woff2) format('woff2'); }

:root {
  --site-max: 1200px;
  --site-gutter: clamp(16px, 4vw, 40px);
  --site-section: clamp(96px, 13vw, 176px);
  --site-nav-h: 60px;
  --site-page: var(--color-desk);
  --site-hairline: var(--line-bar-line);
  --site-hairline-strong: var(--line-ruler-bar);
  --site-surface: var(--fill-row-shade);
  --site-radius-lg: 14px;
  --site-radius-xl: 22px;
  --site-agent-w: 300px;
  --site-header-w: var(--size-track-header);
  --site-knob: 96px;
  --site-meter-w: 12px;
  --fs-display: clamp(44px, 7.4vw, 100px);
  --fs-h2: clamp(30px, 4.2vw, 54px);
  --fs-h3: 18px;
  --fs-lede: clamp(16px, 1.3vw, 18.5px);
  --fs-site-body: 15px;
  --fs-card: 14px;
  /* Motion comes from the theme's motion tokens (tokens.css carries --motion-*). */
  --ease: var(--motion-enter);
  --ease-settle: var(--motion-settle);
  --t-fast: var(--motion-base);
  --t-reveal: 900ms;
  --stagger: 80ms;
  interpolate-size: allow-keywords;
  view-transition-name: none;
}

/* ---------- base ---------- */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--site-nav-h) + 16px); -webkit-text-size-adjust: 100%; background: var(--site-page); }
body {
  margin: 0;
  min-height: 100vh;
  padding-top: var(--site-nav-h);
  background:
    radial-gradient(60% 520px at 50% 0%, var(--site-accent-glow-strong), transparent 70%),
    radial-gradient(90% 900px at 50% 0%, var(--fill-row-shade), transparent 70%),
    var(--site-page);
  background-repeat: no-repeat;
  color: var(--color-ink100);
  font-family: var(--font-ui);
  font-size: var(--fs-site-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
/* The demo's glow and the hero grid reach past the page edge on purpose; the page never scrolls sideways. */
main { overflow-x: clip; counter-reset: section; }
::selection { background: var(--fill-pencil-preview); color: var(--color-ink-bright); }
a { color: inherit; text-decoration: none; }
a.inline { color: var(--color-ink100); text-decoration: underline; text-decoration-color: var(--site-hairline-strong); text-underline-offset: 3px; transition: text-decoration-color var(--t-fast), color var(--t-fast); }
a.inline:hover { color: var(--color-ink-bright); text-decoration-color: var(--color-accent); }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; border-radius: 4px; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
code, pre, kbd { font-family: var(--font-mono); }
p { margin: 0; }
h1, h2, h3 { margin: 0; font-weight: var(--fw-semibold); letter-spacing: -0.02em; line-height: 1.05; text-wrap: balance; }
p { text-wrap: pretty; }
img, svg { display: block; }
.sr { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.arrow { display: inline-block; transition: transform var(--t-fast) var(--ease); }
a:hover .arrow, a:focus-visible .arrow { transform: translateX(3px); }

/* ---------- reveal on scroll (texts reveal) ----------
   Hero and demo hide only when scripting is on and show anyway after a few seconds, so nothing
   above the fold flashes or stays hidden; lower sections wait for the script's class. */

@media (prefers-reduced-motion: no-preference) {
  .reveal { transition: opacity var(--t-reveal) var(--ease), transform var(--t-reveal) var(--ease), filter var(--t-reveal) var(--ease); transition-delay: calc(var(--d, 0) * var(--stagger)); }
  html.js .reveal:not(.in) { opacity: 0; transform: translateY(22px); }
  html.js :is(h2, .eyebrow, .lede, .demo__hint).reveal:not(.in) { filter: blur(6px); }
  @media (scripting: enabled) {
    :is(.hero, .demo) .reveal:not(.in) { opacity: 0; transform: translateY(22px); animation: failsafe 0s 2.5s forwards; }
    .display .line > span { transition: transform 1100ms var(--ease), opacity 1100ms var(--ease), filter 1100ms var(--ease); }
    .display .line:nth-child(2) > span { transition-delay: 90ms; }
    .display .line:nth-child(3) > span { transition-delay: 180ms; }
    .display:not(.in) .line > span { transform: translateY(104%); opacity: 0; filter: blur(8px); animation: failsafe 0s 2.5s forwards; }
  }
}
@keyframes failsafe { to { opacity: 1; transform: none; filter: none; } }

/* ---------- layout ---------- */

.section, .hero, .demo, .nav__inner, .footer__inner {
  width: min(var(--site-max), 100% - 2 * var(--site-gutter));
  margin-inline: auto;
}
.section { padding-top: var(--site-section); counter-increment: section; }

.section__head { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); column-gap: clamp(32px, 6vw, 88px); align-items: end; }
.section__head .eyebrow { grid-column: 1 / -1; }
.section__head h2:last-child { grid-column: 1 / -1; max-width: 22ch; }
.section__head .lede { padding-bottom: 6px; }
@media (max-width: 900px) {
  .section__head { grid-template-columns: 1fr; }
  .section__head .lede { margin-top: 20px; padding-bottom: 0; }
}

/* Eyebrow: section number, label, and a hairline rule out to the edge. */
.eyebrow {
  display: flex; align-items: center; gap: 14px; margin-bottom: 28px;
  font-family: var(--font-mono); font-size: var(--fs-secondary); font-weight: var(--fw-medium);
  letter-spacing: var(--tracking-caps-wide); text-transform: uppercase; color: var(--color-ink300);
}
.eyebrow::before { content: counter(section, decimal-leading-zero); color: var(--color-accent); }
.eyebrow::after { content: ''; flex: 1; height: 1px; background: linear-gradient(90deg, var(--site-hairline-strong), transparent); }
h2 { font-size: var(--fs-h2); letter-spacing: -0.035em; line-height: 1.02; color: var(--color-ink-bright); max-width: 20ch; }
.lede { font-size: var(--fs-lede); line-height: 1.6; color: var(--color-ink300); max-width: 62ch; }
.lede em, h1 em { font-style: normal; color: var(--color-accent); }
p code, li code { font-size: 0.9em; color: var(--color-ink100); background: var(--color-groove); padding: 1px 6px; border-radius: var(--radius-sm); box-shadow: var(--shadow-well-value); }
kbd { padding: 1px 6px; border-radius: 4px; font-size: 0.84em; background: var(--site-surface); box-shadow: inset 0 0 0 1px var(--site-hairline-strong), 0 1px 0 var(--line-divider-dark); color: var(--color-ink100); white-space: nowrap; }

/* ---------- LEDs and materials ---------- */

.led {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%;
  background: var(--color-led-off); box-shadow: var(--shadow-led-off); flex: none;
}
.led--on { background: var(--color-led); box-shadow: var(--shadow-led-lit); }
.led--accent { background: var(--color-accent); box-shadow: var(--shadow-led-accent); }

.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: var(--space-md);
  height: 42px; padding: 0 20px; border-radius: var(--radius-control);
  font-weight: var(--fw-semibold); font-size: 14px; letter-spacing: -0.005em; white-space: nowrap;
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast), background var(--t-fast), color var(--t-fast);
  user-select: none;
}
.btn--lg { height: 50px; padding: 0 26px; font-size: 15px; border-radius: var(--radius-window); }
.btn--sm { height: 34px; padding: 0 15px; font-size: 13px; }
.btn--xs { height: var(--size-button-h); padding: 0 10px; font-size: var(--fs-secondary); border-radius: var(--radius-button); }
.btn--raised { background: var(--gradient-raised); box-shadow: var(--shadow-raised); color: var(--color-ink-control); }
.btn--raised:hover { background: var(--gradient-raised-hover); color: var(--color-ink100); }
.btn--raised:active { background: var(--gradient-pressed); box-shadow: var(--shadow-pressed); transform: translateY(1px); }
.btn--pressed { background: var(--gradient-pressed); box-shadow: var(--shadow-pressed); color: var(--color-ink300); }
.btn--lit { background: var(--gradient-lit); box-shadow: var(--shadow-lit); color: var(--color-accent-ink); overflow: hidden; isolation: isolate; }
/* A light sweep crosses the lit button on hover (shimmer, after transitions.dev's "Get Pro button"). */
.btn--lit::after {
  content: ''; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: linear-gradient(105deg, transparent 30%, var(--line-note-highlight) 50%, transparent 70%);
  transform: translateX(-110%);
}
.btn--lit:hover::after { transform: translateX(110%); transition: transform 800ms var(--ease); }
a.btn:hover, button.btn--lit:hover { transform: translateY(-1px); }
.btn--lit:active { transform: translateY(0) scale(0.98); }
.btn--ghost { color: var(--color-ink100); box-shadow: inset 0 0 0 1px var(--site-hairline-strong); }
.btn--ghost:hover { color: var(--color-ink-bright); background: var(--fill-hover); box-shadow: inset 0 0 0 1px var(--line-cycle-edge); }
.btn:focus-visible, .knob:focus-visible, .fader:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }
.swap { display: inline-block; transition: opacity 140ms var(--ease), filter 140ms var(--ease), transform 140ms var(--ease); }
.swap.is-out { opacity: 0; filter: blur(4px); transform: translateY(-3px); }

/* ---------- nav ---------- */

.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 10; height: var(--site-nav-h);
  background: color-mix(in srgb, var(--site-page) 72%, transparent);
  backdrop-filter: saturate(1.4) blur(var(--blur-glass)); -webkit-backdrop-filter: saturate(1.4) blur(var(--blur-glass));
  box-shadow: 0 1px 0 var(--site-hairline);
}
.nav__inner { height: 100%; display: flex; align-items: center; gap: 28px; }
.wordmark { display: inline-flex; align-items: center; gap: 10px; font-weight: var(--fw-bold); font-size: 16px; letter-spacing: -0.02em; color: var(--color-ink-bright); }
.wordmark--sm { font-size: 13px; }
.nav__links { margin-left: auto; display: flex; gap: 24px; }
.nav__links a {
  position: relative; padding: 6px 0;
  font-family: var(--font-mono); font-size: var(--fs-secondary); letter-spacing: var(--tracking-caps); text-transform: uppercase;
  color: var(--color-ink300); transition: color var(--t-fast);
}
/* The underline grows from the left in, and leaves to the right. */
.nav__links a::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--color-accent);
  transform: scaleX(0); transform-origin: right; transition: transform 320ms var(--ease);
}
.nav__links a:hover, .nav__links a[aria-current] { color: var(--color-ink-bright); }
.nav__links a:hover::after, .nav__links a[aria-current]::after { transform: scaleX(1); transform-origin: left; }
.nav__progress { position: absolute; left: 0; right: 0; bottom: -1px; height: 1px; background: var(--color-accent); box-shadow: var(--shadow-accent-bar); transform: scaleX(0); transform-origin: 0 50%; display: none; }
@supports (animation-timeline: scroll()) {
  .nav__progress { display: block; animation: progress linear both; animation-timeline: scroll(root); }
  @keyframes progress { to { transform: scaleX(1); } }
}
/* Narrow screens fold the section links into a menu button (only once the script can open it). */
.nav__inner .nav__menu { display: none; }
@media (max-width: 1040px) {
  .nav__links { display: none; }
  .nav__download { margin-left: auto; }
  html.js .nav__inner .nav__menu { display: grid; }
  html.js .nav__links.is-open {
    display: flex; flex-direction: column; gap: 0; position: fixed; top: var(--site-nav-h); left: 0; right: 0; margin: 0;
    padding: 8px var(--site-gutter) 16px; background: var(--color-panel); box-shadow: var(--shadow-menu), 0 1px 0 var(--line-divider-dark);
    max-height: calc(100vh - var(--site-nav-h)); overflow-y: auto;
    animation: menu-in 260ms var(--ease);
  }
  html.js .nav__links.is-open a { padding: 14px 4px; font-size: var(--fs-body); box-shadow: 0 1px 0 var(--line-divider-dark); }
  html.js .nav__links.is-open a::after { display: none; }
  html.js .nav__links.is-open a:last-child { box-shadow: none; }
  @keyframes menu-in { from { opacity: 0; transform: translateY(-6px); } }
}
@media (max-width: 560px) { .nav__inner { gap: 10px; } }
@media (max-width: 340px) { .nav__download { display: none; } .nav__inner .nav__menu { margin-left: auto; } }

/* ---------- hero ---------- */

.hero { position: relative; padding-top: clamp(56px, 9vw, 128px); text-align: center; display: flex; flex-direction: column; align-items: center; }
/* A measured grid under the headline, like a ruler seen from above; only the hero is decorated. */
.hero__grid {
  position: absolute; z-index: -1; pointer-events: none; top: calc(-1 * var(--site-nav-h)); bottom: 0;
  left: calc(50% - 50vw); right: calc(50% - 50vw);
  background-image: linear-gradient(var(--line-hairline) 1px, transparent 1px), linear-gradient(90deg, var(--line-hairline) 1px, transparent 1px);
  background-size: 64px 64px; background-position: center top;
  mask-image: radial-gradient(55% 60% at 50% 28%, #000 10%, transparent 72%);
  -webkit-mask-image: radial-gradient(55% 60% at 50% 28%, #000 10%, transparent 72%);
}
.hero .display { margin-top: 32px; }
.pill {
  display: inline-flex; align-items: center; gap: 10px; max-width: 100%; padding: 5px 14px 5px 5px; border-radius: 999px;
  background: color-mix(in srgb, var(--site-page) 60%, transparent); box-shadow: inset 0 0 0 1px var(--site-hairline-strong);
  font-size: 13px; color: var(--color-ink300); text-align: left; transition: box-shadow var(--t-fast), color var(--t-fast);
}
.pill:hover { color: var(--color-ink-bright); box-shadow: inset 0 0 0 1px var(--color-accent), 0 0 24px var(--site-accent-glow-strong); }
.pill:hover .pill__arrow { transform: translateX(3px); }
.pill__tag {
  flex: none; padding: 3px 9px; border-radius: 999px; font-family: var(--font-mono); font-size: var(--fs-caps); font-weight: var(--fw-semibold);
  letter-spacing: var(--tracking-caps); text-transform: uppercase; background: var(--gradient-lit); box-shadow: var(--shadow-lit); color: var(--color-accent-ink);
}
.pill__text { min-width: 0; }
.pill__arrow { flex: none; color: var(--color-accent); transition: transform var(--t-fast) var(--ease); }
.display {
  font-size: var(--fs-display); font-weight: var(--fw-semibold); letter-spacing: -0.045em; line-height: 0.98;
  max-width: 15ch; color: var(--color-ink-bright);
}
.display .line { display: block; overflow: clip; padding: 0 0.04em 0.1em; margin-bottom: -0.1em; }
.display .line > span { display: block; }
.display em { background: linear-gradient(180deg, var(--color-accent-hi), var(--color-accent) 70%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lede { margin-top: 30px; max-width: 60ch; }
.hero__cta { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; margin-top: 38px; }
.hero__fine { margin-top: 22px; font-family: var(--font-mono); font-size: var(--fs-secondary); color: var(--color-ink500); letter-spacing: 0.02em; }

/* The signal: level bars breathing under the headline, brightest in the middle. */
.signal {
  display: flex; align-items: center; justify-content: space-between; gap: 3px;
  width: 100%; height: 64px; margin-top: 64px;
  mask-image: linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
}
.signal i {
  flex: 1 1 0; max-width: 3px; height: 100%; border-radius: 2px;
  background: linear-gradient(180deg, var(--color-accent-hi), var(--color-accent-lo));
  opacity: 0.5; transform: scaleY(var(--hi));
}
@media (prefers-reduced-motion: no-preference) {
  .signal i { transform: scaleY(var(--lo)); animation: level var(--dur) ease-in-out var(--delay) infinite alternate; }
  .signal.is-paused i { animation-play-state: paused; }
  @keyframes level { to { transform: scaleY(var(--hi)); } }
}


/* ---------- the DAW mock ---------- */

.demo { padding-top: 32px; }
.daw-wrap { position: relative; }
.daw-wrap::before {
  content: ''; position: absolute; inset: -12% -8% -18%; z-index: -1; pointer-events: none;
  background: radial-gradient(50% 50% at 50% 55%, var(--site-accent-glow-strong), transparent 70%);
}
.daw {
  border-radius: var(--radius-window); overflow: hidden;
  background: var(--color-panel); box-shadow: var(--shadow-window);
  font-size: var(--fs-body); line-height: var(--lh-ui); color: var(--color-ink100);
  user-select: none;
}
.daw__titlebar {
  height: var(--size-title-bar); display: flex; align-items: center; gap: 8px; padding: 0 12px;
  background: var(--color-panel); box-shadow: var(--shadow-title-bar);
  font-size: var(--fs-secondary); color: var(--color-ink300); position: relative;
}
.traffic { width: var(--size-traffic-light); height: var(--size-traffic-light); border-radius: 50%; background: var(--color-traffic-light); box-shadow: var(--shadow-traffic-light); }
.traffic + .traffic { margin-left: -1px; }
.daw__title { position: absolute; left: 50%; transform: translateX(-50%); }
.daw__phase { margin-left: auto; font-family: var(--font-mono); font-size: var(--fs-caps); letter-spacing: var(--tracking-caps); text-transform: uppercase; color: var(--color-ink500); }

.daw__transport {
  height: var(--size-transport); display: flex; align-items: center; gap: 12px; padding: 0 12px;
  background: var(--gradient-transport); box-shadow: var(--shadow-transport); position: relative; z-index: 1;
}
.tgroup { display: flex; gap: 4px; }
.tbtn {
  width: var(--size-button-w); height: var(--size-button-h); border-radius: var(--radius-button);
  display: grid; place-items: center;
  background: var(--gradient-raised); box-shadow: var(--shadow-raised); color: var(--color-ink-control);
  transition: transform var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
}
.tbtn svg { width: 12px; height: 12px; fill: currentColor; stroke: currentColor; stroke-width: 1.4; stroke-linejoin: round; stroke-linecap: round; }
.tbtn svg [fill="none"] { fill: none; }
.tbtn--play { width: var(--size-play-button-w); }
.tbtn:active { background: var(--gradient-pressed); box-shadow: var(--shadow-pressed); transform: translateY(1px); }
.tbtn[aria-pressed="true"] { background: var(--gradient-lit); box-shadow: var(--shadow-lit); color: var(--color-accent-ink); }

.timedisplay {
  height: var(--size-time-display-h); padding: 0 12px; border-radius: var(--radius-md);
  background: var(--color-well-deep); box-shadow: var(--shadow-well-deep);
  display: flex; align-items: baseline; gap: 14px; font-family: var(--font-mono);
}
.td__pos { font-size: var(--fs-transport); line-height: var(--lh-digits); color: var(--color-ink-bright); font-variant-numeric: tabular-nums; letter-spacing: 0.02em; }
.td__pos i { font-style: normal; color: var(--color-ink-separator); margin: 0 2px; }
.td__smpte { font-size: var(--fs-secondary); color: var(--color-ink-dim); font-variant-numeric: tabular-nums; }
.tfield {
  height: var(--size-time-display-h); padding: 0 10px; border-radius: var(--radius-md);
  background: var(--color-well-deep); box-shadow: var(--shadow-well-deep);
  display: flex; flex-direction: column; justify-content: center; gap: 1px; font-family: var(--font-mono);
}
.tfield__label { font-size: var(--fs-caps); letter-spacing: var(--tracking-caps); text-transform: uppercase; color: var(--color-ink500); line-height: 1; }
.tfield__value { font-size: var(--fs-body); color: var(--color-ink100); line-height: 1; font-variant-numeric: tabular-nums; }
.cpu { margin-left: auto; display: flex; align-items: center; gap: 8px; }

.ledmeter { display: flex; gap: 2px; }
.ledmeter--h { height: var(--size-led-cpu-h); align-items: center; }
.ledmeter--h i { width: var(--size-led-seg-w); height: var(--size-led-seg-h); }
.ledmeter--v { flex-direction: column-reverse; }
.ledmeter--v i { width: var(--site-meter-w); height: var(--size-led-seg-w); }
.ledmeter i { display: block; border-radius: 1px; background: var(--color-led-off); box-shadow: var(--shadow-led-off); transition: background 60ms, box-shadow 60ms; }
.ledmeter i.on { background: var(--color-led); box-shadow: var(--shadow-led-lit); }
.ledmeter i.on.hot { background: var(--color-led-hot); box-shadow: var(--shadow-led-accent); }

.daw__body {
  display: grid; grid-template-columns: var(--site-header-w) minmax(0, 1fr) var(--site-agent-w);
  height: calc(var(--size-ruler) + 8 * var(--size-track-row));
}
.daw__headers { display: grid; grid-template-rows: var(--size-ruler) repeat(8, var(--size-track-row)); box-shadow: var(--shadow-header-column); background: var(--color-editor); }
.th__corner { background: var(--color-ruler); box-shadow: var(--shadow-ruler-corner); display: flex; align-items: center; padding-left: 10px; font-family: var(--font-mono); font-size: var(--fs-caps); letter-spacing: var(--tracking-caps); text-transform: uppercase; color: var(--color-ink500); }
.th {
  position: relative; display: grid; grid-template-columns: var(--size-color-strip) 1fr; 
  background: var(--gradient-header); box-shadow: var(--shadow-header-cell);
}
.th--agent { background: var(--gradient-header-agent); box-shadow: var(--shadow-header-cell-agent); }
.th__strip { background: var(--track); box-shadow: var(--shadow-color-strip); }
.th__main { padding: 8px 8px 6px 10px; display: flex; flex-direction: column; justify-content: space-between; min-width: 0; }
.th__top { display: flex; align-items: baseline; gap: 6px; min-width: 0; }
.th__name { font-weight: var(--fw-semibold); font-size: var(--fs-body); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.th__kind { font-family: var(--font-mono); font-size: var(--fs-kind); letter-spacing: var(--tracking-kind); text-transform: uppercase; color: var(--color-ink500); }
.th__agentdot { margin-left: auto; }
.th__bottom { display: flex; align-items: center; gap: 4px; }
.hbtn {
  width: var(--size-small-button-w); height: var(--size-small-button-h); border-radius: var(--radius-sm);
  font-family: var(--font-mono); font-size: var(--fs-caps); font-weight: var(--fw-semibold);
  background: var(--gradient-raised); box-shadow: var(--shadow-raised-sm); color: var(--color-ink-control);
  transition: box-shadow var(--t-fast), background var(--t-fast);
}
.hbtn:active { background: var(--gradient-pressed); box-shadow: var(--shadow-pressed); }
.hbtn[aria-pressed="true"] { background: var(--gradient-lit); box-shadow: var(--shadow-lit); color: var(--color-accent-ink); }
.slider { flex: 1; margin-left: 8px; position: relative; height: var(--size-slider-thumb); min-width: 30px; }
.slider__rail { position: absolute; left: 0; right: 0; top: 50%; height: var(--size-slider-rail-h); transform: translateY(-50%); border-radius: 2px; background: var(--color-groove); box-shadow: var(--shadow-groove-soft); }
.slider__thumb {
  position: absolute; top: 0; width: var(--size-slider-thumb); height: var(--size-slider-thumb); border-radius: 50%;
  left: calc(var(--v) * (100% - var(--size-slider-thumb)));
  background: var(--gradient-thumb); box-shadow: var(--shadow-thumb);
}
.slider__thumb::after { content: ''; position: absolute; left: 50%; top: 3px; bottom: 3px; width: 1px; margin-left: -0.5px; background: var(--line-milled); box-shadow: var(--shadow-milled-hi); }

.daw__timeline { position: relative; min-width: 0; background: var(--color-timeline); overflow: hidden; }
.daw__timeline canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }

.daw__agent {
  background: var(--color-agent-panel); box-shadow: var(--shadow-panel-agent);
  padding: 12px; display: flex; flex-direction: column; gap: 10px; min-height: 0;
}
.agent__head { display: flex; align-items: center; gap: 8px; height: 20px; font-size: var(--fs-panel-title); font-weight: var(--fw-semibold); flex: none; }
.agent__status { margin-left: auto; font-family: var(--font-mono); font-size: var(--fs-caps); letter-spacing: var(--tracking-caps); text-transform: uppercase; color: var(--color-ink500); }
.agent__tabs { flex: none; }
.agent__tabs button { flex: 1; }
.agent__body { flex: 1; min-height: 0; display: flex; flex-direction: column; }
.agent__msgs { flex: 1; min-height: 0; overflow: hidden; display: flex; flex-direction: column; gap: 8px; }
.agent__msgs[hidden] { display: none; }
.agent__msg {
  padding: 10px 12px; border-radius: var(--radius-glass);
  background: var(--fill-glass-card); backdrop-filter: blur(var(--blur-glass-card)); -webkit-backdrop-filter: blur(var(--blur-glass-card));
  box-shadow: var(--shadow-glass-card);
  font-size: var(--fs-body); line-height: var(--lh-prose); color: var(--color-ink100);
  display: flex; flex-direction: column; gap: 4px; flex: none;
}
.agent__msg--you { background: var(--color-log-entry); box-shadow: var(--shadow-log-entry); }
.agent__msg--tool { box-shadow: var(--shadow-glass-agent); }
.agent__caps { font-family: var(--font-mono); font-size: var(--fs-caps); letter-spacing: var(--tracking-caps); text-transform: uppercase; color: var(--color-ink500); }
.agent__msg--tool .agent__caps { color: var(--color-accent); }
.agent__msg--tool .agent__caps::before { content: '▸ '; }
.agent__mono { font-family: var(--font-mono); font-size: var(--fs-value); color: var(--color-ink300); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.agent__msg details { font-family: var(--font-mono); font-size: var(--fs-value); color: var(--color-ink500); }
.agent__msg summary { cursor: pointer; list-style: none; color: var(--color-ink300); }
.agent__msg summary::before { content: '▸ '; color: var(--color-ink500); }
.agent__msg details[open] summary::before { content: '▾ '; }
.agent__msg pre { margin: 6px 0 0; padding: 6px 8px; border-radius: var(--radius-sm); background: var(--color-well-deep); box-shadow: var(--shadow-well-input); color: var(--color-ink300); white-space: pre-wrap; }
.agent__change strong { color: var(--color-ink-bright); font-weight: var(--fw-semibold); font-size: var(--fs-list); }
.agent__change p { margin: 0; font-family: var(--font-mono); font-size: var(--fs-value); color: var(--color-ink500); }
.agent__change--reverted strong, .agent__change--reverted p { text-decoration: line-through; color: var(--color-ink500); }
.agent__actions { display: flex; gap: 6px; margin-top: 6px; }
.agent__logtitle { display: flex; align-items: baseline; justify-content: space-between; font-family: var(--font-mono); font-size: var(--fs-caps); letter-spacing: var(--tracking-caps); text-transform: uppercase; color: var(--color-ink500); margin-top: 4px; flex: none; }
.agent__logsub { text-transform: none; letter-spacing: 0; color: var(--color-ink500); }
.agent__log { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 4px; overflow: hidden; flex: 1; min-height: 0; justify-content: flex-end; }
.agent__log li {
  padding: 6px 8px; border-radius: var(--radius-sm); background: var(--color-log-entry); box-shadow: var(--shadow-log-entry);
  font-family: var(--font-mono); font-size: var(--fs-value); line-height: 1.35; display: flex; flex-direction: column; gap: 1px;
  animation: logIn 320ms var(--ease);
}
.agent__log li:first-child.live { background: var(--fill-log-live); box-shadow: var(--shadow-glass-agent); }
.agent__log .log__name { color: var(--color-ink-bright); }
.agent__log .log__name::before { content: '▸ '; color: var(--color-accent); }
.agent__log .log__params { color: var(--color-ink500); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.agent__log .log__empty { color: var(--color-ink500); box-shadow: var(--shadow-led-empty); background: none; animation: none; }
@keyframes logIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.agent__composer { flex: none; display: flex; flex-direction: column; gap: 6px; }
.agent__input {
  height: 44px; padding: 8px 10px; border-radius: var(--radius-control); display: flex; align-items: flex-start;
  background: var(--color-well-deep); box-shadow: var(--shadow-well-input);
  font-size: var(--fs-agent-input); color: var(--color-ink500);
}
.agent__send { display: flex; align-items: center; justify-content: space-between; }
.agent__key { font-family: var(--font-mono); font-size: var(--fs-caps); color: var(--color-ink-separator); }

.demo__hint { margin-top: 22px; text-align: center; color: var(--color-ink300); font-size: 13px; }
.demo__hint kbd { display: inline-block; padding: 1px 7px; border-radius: var(--radius-sm); background: var(--gradient-raised); box-shadow: var(--shadow-raised-sm); color: var(--color-ink-control); font-size: 11px; }
.demo__hint b { color: var(--color-ink100); font-family: var(--font-mono); font-weight: var(--fw-semibold); }

@media (max-width: 1080px) {
  :root { --site-agent-w: 0px; }
  .daw__agent { display: none; }
}
@media (max-width: 640px) {
  :root { --site-header-w: 128px; }
  .daw__transport { gap: 8px; padding: 0 8px; }
  .tfield, .cpu, .td__smpte { display: none; }
  .timedisplay { padding: 0 8px; }
  .td__pos { font-size: 15px; }
  .eyebrow { letter-spacing: var(--tracking-caps); }
  .daw__title { display: none; }
  .slider { display: none; }
}
@media (prefers-reduced-motion: reduce) { .agent__log li { animation: none; } }

/* ---------- the demo leans back as it arrives, then faces you ---------- */

@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .daw-wrap { perspective: 1600px; }
    .daw {
      transform-origin: 50% 100%;
      animation: daw-arrive linear both;
      animation-timeline: view();
      animation-range: entry 0% cover 38%;
    }
    @keyframes daw-arrive {
      from { transform: rotateX(14deg) scale(0.94); filter: brightness(0.75); }
      to { transform: none; filter: none; }
    }
  }
}

/* ---------- 0.8: markers, monitoring and the section display in the mock ---------- */

.markers { position: absolute; left: 0; top: 0; right: 0; height: var(--size-ruler); pointer-events: none; }
.marker {
  position: absolute; top: 3px; height: calc(var(--size-ruler) - 13px); padding: 0 6px 0 5px; pointer-events: auto;
  display: flex; align-items: center; gap: 4px; border-radius: var(--radius-sm);
  background: var(--gradient-chip); box-shadow: var(--shadow-log-chip); color: var(--color-ink-control);
  font-family: var(--font-mono); font-size: var(--fs-kind); letter-spacing: var(--tracking-kind); text-transform: uppercase; white-space: nowrap;
}
.marker::before { content: ''; width: 2px; height: 8px; border-radius: 1px; background: var(--color-accent); }
.marker:hover { color: var(--color-ink-bright); }
.marker[aria-current="true"] { background: var(--gradient-lit); box-shadow: var(--shadow-lit); color: var(--color-accent-ink); }
.marker[aria-current="true"]::before { background: currentColor; }
.hbtn--spacer { visibility: hidden; }
/* Auto monitoring is half-lit: listening only while the track is armed. */
.hbtn[data-monitor="auto"] { box-shadow: var(--shadow-raised-sm), inset 0 0 0 1px var(--color-accent); color: var(--color-ink100); }
.tfield--section .tfield__value { min-width: 6ch; }
@media (max-width: 1180px) { .tfield--section { display: none; } }

/* ---------- stats (number pop-in) ---------- */

.stats {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: 88px 0 0;
  border-block: 1px solid var(--site-hairline);
}
.stat { display: flex; flex-direction: column-reverse; justify-content: flex-end; gap: 10px; padding: 28px 24px 30px; }
.stat + .stat { box-shadow: inset 1px 0 0 var(--site-hairline); }
.stat dt { font-family: var(--font-mono); font-size: var(--fs-secondary); letter-spacing: var(--tracking-caps); text-transform: uppercase; color: var(--color-ink500); line-height: 1.5; }
.stat dd { margin: 0; font-size: clamp(38px, 4.6vw, 60px); font-weight: var(--fw-semibold); letter-spacing: -0.045em; line-height: 1; color: var(--color-ink-bright); font-variant-numeric: tabular-nums; }
.pop i { display: inline-block; font-style: normal; }
@media (prefers-reduced-motion: no-preference) {
  .pop i { transition: opacity 700ms var(--ease), transform 700ms var(--ease-settle), filter 700ms var(--ease); transition-delay: calc(200ms + var(--i) * 60ms); }
  .stat:nth-child(2) .pop i { transition-delay: calc(280ms + var(--i) * 60ms); }
  .stat:nth-child(3) .pop i { transition-delay: calc(360ms + var(--i) * 60ms); }
  .stat:nth-child(4) .pop i { transition-delay: calc(440ms + var(--i) * 60ms); }
  html.js .stats:not(.in) .pop i { opacity: 0; transform: translateY(0.5em); filter: blur(6px); }
}
@media (max-width: 760px) {
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 64px; }
  .stat { padding: 22px 16px 24px; }
  .stat:nth-child(3) { box-shadow: none; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--site-hairline); }
}

/* ---------- cards: one hairline recipe, a pointer glow on hover ---------- */

.news__item, .switch__col, .card, .next, .release, .feature { position: relative; isolation: isolate; }
.news__item::after, .switch__col::after, .card::after, .feature::after, .dl::after, .release::after {
  content: ''; position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: 0; border-radius: inherit;
  background: radial-gradient(280px circle at var(--mx, 50%) var(--my, 0%), var(--site-accent-glow), transparent 70%);
  transition: opacity 300ms var(--ease);
}
:is(.news__item, .switch__col, .card, .feature, .dl, .release):hover::after { opacity: 1; }

/* ---------- 0.8: what's new ---------- */

.news { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 56px; }
@media (max-width: 980px) { .news { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .news { grid-template-columns: 1fr; } }
.news__item {
  display: flex; flex-direction: column; gap: 10px; padding: 24px;
  border-radius: var(--site-radius-lg); background: linear-gradient(180deg, var(--site-surface), transparent 140%);
  box-shadow: inset 0 0 0 1px var(--site-hairline), var(--shadow-divider-top);
  transition: box-shadow var(--t-fast), transform 400ms var(--ease);
}
.news__item:hover { box-shadow: inset 0 0 0 1px var(--site-hairline-strong), var(--shadow-divider-top); }
.news__item--wide { grid-column: span 2; grid-row: span 2; padding: clamp(24px, 3vw, 36px); justify-content: flex-end; background: radial-gradient(90% 70% at 100% 0%, var(--site-accent-glow-strong), transparent 70%), linear-gradient(180deg, var(--site-surface), transparent 140%); }
@media (max-width: 600px) { .news__item--wide { grid-column: auto; grid-row: auto; } }
.news__kind { display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: var(--fs-caps); letter-spacing: var(--tracking-caps); text-transform: uppercase; color: var(--color-ink300); }
.news__kind::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--color-accent); box-shadow: var(--shadow-accent-dot); }
.news__item h3 { font-size: 17px; line-height: 1.25; letter-spacing: -0.015em; color: var(--color-ink-bright); }
.news__item--wide h3 { font-size: clamp(24px, 2.6vw, 34px); letter-spacing: -0.03em; line-height: 1.1; margin-top: auto; padding-top: 24px; }
.news__item p { color: var(--color-ink300); font-size: var(--fs-card); line-height: 1.6; max-width: 62ch; }
.news__item--wide p { font-size: 15px; }
.news__seg { align-self: flex-start; display: flex; gap: 2px; padding: 2px; margin: 8px 0; border-radius: var(--radius-control); background: var(--color-groove-alt); box-shadow: var(--shadow-groove-soft); }
.news__seg i { font-style: normal; padding: 0 16px; line-height: 28px; border-radius: var(--radius-md); font-family: var(--font-mono); font-size: var(--fs-value); color: var(--color-ink500); }
.news__seg i.is-on { background: var(--gradient-lit); box-shadow: var(--shadow-lit); color: var(--color-accent-ink); }

/* ---------- screenshots (3D tilt with glare) ---------- */

/* The launch film, above the captures: same frame, no tilt (its controls take the pointer). */
.film { margin: 56px 0 0; }
.film__frame {
  position: relative; border-radius: 12px; overflow: hidden; background: var(--color-panel);
  box-shadow: 0 0 0 1px var(--site-hairline-strong), 0 30px 80px var(--color-scrim), 0 8px 24px var(--color-scrim);
}
.film video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; background: var(--color-desk); }
.film figcaption { margin-top: 18px; color: var(--color-ink300); font-size: var(--fs-card); line-height: 1.6; max-width: 70ch; }
.film figcaption b { color: var(--color-ink-bright); }
.film + .shots__grid { margin-top: 40px; }

.shots__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; margin-top: 56px; }
@media (max-width: 900px) { .shots__grid { grid-template-columns: 1fr; } }
.shot { margin: 0; }
.shot__frame, .gallery__frame {
  --rx: 0deg; --ry: 0deg;
  position: relative; border-radius: 12px; overflow: hidden; background: var(--color-panel);
  box-shadow: 0 0 0 1px var(--site-hairline-strong), 0 30px 80px var(--color-scrim), 0 8px 24px var(--color-scrim);
  transform: perspective(1400px) rotateX(var(--rx)) rotateY(var(--ry));
  transition: transform 700ms var(--ease);
}
.shot__frame.is-tilting, .gallery__frame.is-tilting { transition-duration: 160ms; }
.shot__frame::after, .gallery__frame::after {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity 400ms var(--ease);
  background: radial-gradient(circle at var(--gx, 50%) var(--gy, 0%), var(--fill-hover), transparent 55%);
}
:is(.shot__frame, .gallery__frame).is-tilting::after { opacity: 1; }
.shot img, .gallery__frame img { width: 100%; height: auto; }
.shot figcaption { margin-top: 18px; color: var(--color-ink300); font-size: var(--fs-card); line-height: 1.6; max-width: 60ch; }
.shot figcaption b, .switch__col b, .faq summary, .feature h3 { color: var(--color-ink-bright); }

/* ---------- features: a spec sheet of hairline cells ---------- */

.features {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; margin-top: 56px; counter-reset: feature;
  background: var(--site-hairline); border-radius: var(--site-radius-lg); overflow: hidden; box-shadow: 0 0 0 1px var(--site-hairline);
}
@media (max-width: 900px) { .features { grid-template-columns: repeat(2, minmax(0, 1fr)); } .feature:last-child { grid-column: span 2; } }
@media (max-width: 560px) { .features { grid-template-columns: 1fr; } .feature:last-child { grid-column: auto; } }
.feature { counter-increment: feature; padding: 28px 28px 32px; background: var(--site-page); }
.feature h3 { font-size: 16px; letter-spacing: -0.015em; line-height: 1.3; }
.feature h3::before { content: counter(feature, decimal-leading-zero); display: block; margin-bottom: 16px; font-family: var(--font-mono); font-size: var(--fs-secondary); font-weight: var(--fw-medium); letter-spacing: var(--tracking-caps); color: var(--color-accent); }
.feature p { margin-top: 10px; color: var(--color-ink300); font-size: var(--fs-card); line-height: 1.65; }

/* ---------- sound families ---------- */

.families { margin-top: 44px; }
.families__lede { color: var(--color-ink300); font-size: var(--fs-card); line-height: 1.6; max-width: 62ch; }
.families__row { list-style: none; margin: 18px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.families__row li {
  position: relative; padding: 7px 13px 7px 23px; border-radius: 999px;
  background: var(--site-surface); box-shadow: inset 0 0 0 1px var(--site-hairline);
  color: var(--color-ink300); font-size: 12.5px; font-weight: var(--fw-medium);
  transition: color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease), transform var(--t-fast) var(--ease-settle), opacity 500ms var(--ease);
}
.families__row li::before {
  content: ''; position: absolute; left: 11px; top: 50%; width: 5px; height: 5px; margin-top: -2.5px;
  border-radius: 50%; background: var(--fam); box-shadow: 0 0 8px var(--fam);
  transition: transform var(--t-fast) var(--ease);
}
.families__row li:hover { color: var(--color-ink100); box-shadow: inset 0 0 0 1px var(--fam); transform: translateY(-2px); }
.families__row li:hover::before { transform: scale(1.5); }
@media (prefers-reduced-motion: no-preference) {
  /* The folders light one after another when the strip scrolls in. */
  html.js .families:not(.in) .families__row li { opacity: 0; transform: translateY(8px); }
  html.js .families.in .families__row li { transition-delay: calc(var(--i, 0) * 35ms), calc(var(--i, 0) * 35ms), calc(var(--i, 0) * 35ms), calc(var(--i, 0) * 35ms); }
  html.js .families.in .families__row li:hover { transition-delay: 0s; }
}

/* ---------- themes gallery (tabs sliding + view transition swap) ---------- */

.gallery { margin-top: 48px; }
.gallery__controls { display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: center; margin-bottom: 22px; }
html:not(.js) .gallery__controls { display: none; }
.tabs {
  position: relative; display: inline-flex; max-width: 100%; padding: 3px; gap: 2px; border-radius: 999px;
  background: var(--color-well-deep); box-shadow: var(--shadow-well-input);
  /* Six themes do not fit a phone: the row scrolls sideways inside its well, the pill with it. */
  overflow-x: auto; scrollbar-width: none; overscroll-behavior-x: contain;
}
.tabs::-webkit-scrollbar { display: none; }
.tabs button {
  position: relative; z-index: 1; height: 36px; padding: 0 18px; border-radius: 999px; white-space: nowrap;
  font-size: 13.5px; font-weight: var(--fw-semibold); color: var(--color-ink300); transition: color var(--t-fast);
}
.tabs button:hover { color: var(--color-ink100); }
.tabs button:is([aria-selected="true"], [aria-checked="true"]) { color: var(--color-ink-bright); background: var(--gradient-segment); box-shadow: var(--shadow-segment); }
.tabs button:focus-visible { outline-offset: -2px; border-radius: 999px; }
.tabs--mode button { padding: 0 14px; font-family: var(--font-mono); font-size: var(--fs-secondary); font-weight: var(--fw-medium); letter-spacing: var(--tracking-caps); text-transform: uppercase; }
.tabs__pill { display: none; }
/* With the script, one pill slides to the selected tab instead of each tab lighting up. */
html.js .tabs__pill {
  display: block; position: absolute; top: 3px; bottom: 3px; left: 0; width: var(--w, 0); border-radius: 999px;
  transform: translateX(var(--x, 0)); background: var(--gradient-segment); box-shadow: var(--shadow-segment), 0 0 0 1px var(--line-border);
}
html.js .tabs button:is([aria-selected="true"], [aria-checked="true"]) { background: none; box-shadow: none; }
@media (prefers-reduced-motion: no-preference) {
  html.js .tabs.is-ready .tabs__pill { transition: transform 460ms var(--ease-settle), width 460ms var(--ease-settle); }
}
@media (max-width: 520px) {
  .gallery__controls { flex-direction: column; align-items: stretch; }
  .tabs button { flex: none; padding: 0 14px; font-size: 12.5px; }
  .tabs--mode button { flex: 1; }
}
.gallery__view { margin: 0; }
.gallery__frame img { view-transition-name: theme-shot; }
.gallery__caption { margin-top: 18px; min-height: 3.2em; color: var(--color-ink300); font-size: var(--fs-card); line-height: 1.6; max-width: 70ch; }
.gallery__caption b { color: var(--color-ink-bright); }
::view-transition-old(theme-shot), ::view-transition-new(theme-shot) { height: 100%; animation-duration: 480ms; animation-timing-function: var(--ease); }
::view-transition-old(theme-shot) { animation-name: shot-out; }
::view-transition-new(theme-shot) { animation-name: shot-in; }
@keyframes shot-out { to { opacity: 0; filter: blur(10px); transform: scale(1.012); } }
@keyframes shot-in { from { opacity: 0; filter: blur(10px); transform: scale(0.992); } }


/* ---------- materials rack ---------- */

.rack { margin-top: 44px; display: grid; grid-template-columns: 1fr 1fr 1.4fr 1.4fr; gap: 14px; }
@media (max-width: 980px) { .rack { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .rack { grid-template-columns: 1fr; } }
.rack__module {
  border-radius: var(--radius-lg); padding: 18px 16px 14px; min-height: 280px;
  background: var(--gradient-transport); box-shadow: var(--shadow-raised), var(--shadow-window);
  display: flex; flex-direction: column; align-items: center; gap: 14px; position: relative;
}
.rack__label { align-self: flex-start; font-family: var(--font-mono); font-size: var(--fs-caps); letter-spacing: var(--tracking-caps); text-transform: uppercase; color: var(--color-ink300); }
.rack__hint { margin-top: auto; font-family: var(--font-mono); font-size: var(--fs-small); color: var(--color-ink300); }

.knob {
  --angle: 0deg;
  width: var(--site-knob); height: var(--site-knob); border-radius: 50%; position: relative; touch-action: none; cursor: ns-resize;
  background: var(--gradient-knob-big); box-shadow: var(--shadow-knob-big); margin-top: 6px;
}
.knob__inner { position: absolute; inset: 19%; border-radius: 50%; background: var(--gradient-knob-inner); box-shadow: var(--shadow-knob-inner); }
.knob__indicator { position: absolute; inset: 0; transform: rotate(var(--angle)); }
.knob__indicator::before { content: ''; position: absolute; left: 50%; top: 7%; width: 3px; height: 20%; margin-left: -1.5px; border-radius: 2px; background: var(--color-indicator); box-shadow: var(--shadow-knob-indicator); }
.knob::before {
  /* tick ring */
  content: ''; position: absolute; inset: -14px; border-radius: 50%; pointer-events: none;
  background: conic-gradient(from 225deg, var(--line-ruler-bar) 0 270deg, transparent 270deg);
  mask: radial-gradient(circle, transparent 0 calc(50% - 3px), #000 calc(50% - 3px) calc(50% - 1px), transparent calc(50% - 1px));
  -webkit-mask: radial-gradient(circle, transparent 0 calc(50% - 3px), #000 calc(50% - 3px) calc(50% - 1px), transparent calc(50% - 1px));
  opacity: .8;
}
.value {
  min-width: 84px; height: var(--size-button-h); padding: 0 10px; border-radius: var(--radius-md); display: grid; place-items: center;
  background: var(--color-well-deep); box-shadow: var(--shadow-well-value); font-family: var(--font-mono); font-size: var(--fs-body); color: var(--color-ink-bright); font-variant-numeric: tabular-nums;
}

.fader-row { display: flex; gap: 14px; align-items: flex-start; margin-top: 4px; }
.fader { --v: 0.78; position: relative; width: var(--size-fader-cap-w); height: calc(var(--size-fader-h) + var(--size-fader-cap-h)); touch-action: none; cursor: ns-resize; }
.fader__rail { position: absolute; left: 50%; top: calc(var(--size-fader-cap-h) / 2); width: var(--size-fader-rail-w); height: var(--size-fader-h); margin-left: calc(var(--size-fader-rail-w) / -2); border-radius: 4px; background: var(--color-groove); box-shadow: var(--shadow-groove); }
.fader__cap {
  position: absolute; left: 0; width: var(--size-fader-cap-w); height: var(--size-fader-cap-h); border-radius: var(--radius-sm);
  top: calc((1 - var(--v)) * var(--size-fader-h)); background: var(--gradient-fader-cap); box-shadow: var(--shadow-fader-cap); display: grid; place-items: center;
}
.fader__line { width: 70%; height: 1px; background: var(--line-fader-line); box-shadow: var(--shadow-fader-line-hi); }
.fader-scale { display: flex; flex-direction: column; justify-content: space-between; height: var(--size-fader-h); margin-top: calc(var(--size-fader-cap-h) / 2); font-family: var(--font-mono); font-size: var(--fs-micro); color: var(--color-ink500); }
.ledmeter--v { height: var(--size-fader-h); margin-top: calc(var(--size-fader-cap-h) / 2); justify-content: flex-start; }

.states { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.segmented { display: flex; padding: 2px; gap: 2px; border-radius: var(--radius-control); background: var(--color-groove-alt); box-shadow: var(--shadow-groove-soft); }
.segmented button { padding: 0 12px; height: 24px; border-radius: var(--radius-md); font-family: var(--font-mono); font-size: var(--fs-value); color: var(--color-ink300); transition: color var(--t-fast); }
.segmented button:is([aria-selected="true"], [aria-pressed="true"]) { background: var(--gradient-segment); box-shadow: var(--shadow-segment); color: var(--color-ink100); }
.leds { display: flex; gap: 8px; }

.recipe { list-style: none; margin: 0; padding: 0; width: 100%; display: flex; flex-direction: column; gap: 8px; }
.recipe li { display: grid; grid-template-columns: 22px 78px 1fr; align-items: center; gap: 10px; padding: 8px 10px; border-radius: var(--radius-md); background: var(--color-log-entry); box-shadow: var(--shadow-log-entry); font-size: 12.5px; }
.recipe b { font-weight: var(--fw-semibold); }
.recipe span:last-child { color: var(--color-ink300); font-family: var(--font-mono); font-size: var(--fs-value); }
.recipe__n { width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; background: var(--gradient-knob); box-shadow: var(--shadow-knob); font-family: var(--font-mono); font-size: var(--fs-caps); color: var(--color-ink-bright); }

/* ---------- rules (agent, architecture) ---------- */

.rules { list-style: none; margin: 56px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
@media (max-width: 900px) { .rules { grid-template-columns: 1fr; gap: 0; } }
.rules li { padding: 22px 0 8px; border-top: 1px solid var(--site-hairline-strong); font-size: var(--fs-card); line-height: 1.65; color: var(--color-ink300); }
.support__cta { margin: 40px 0 0; }
.rules b { display: block; color: var(--color-ink-bright); font-weight: var(--fw-semibold); margin-bottom: 8px; font-size: 16px; letter-spacing: -0.01em; }

/* ---------- commands section ---------- */

.clients { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 56px; }
@media (max-width: 900px) { .clients { grid-template-columns: 1fr; } }
.card {
  border-radius: var(--site-radius-lg); padding: 22px; background: linear-gradient(180deg, var(--site-surface), transparent 140%);
  box-shadow: inset 0 0 0 1px var(--site-hairline), var(--shadow-divider-top);
  display: flex; flex-direction: column; gap: 18px;
}
.card__head { display: flex; align-items: center; gap: 12px; }
.card__head h3 { font-size: var(--fs-h3); color: var(--color-ink-bright); }
.card__kind {
  font-family: var(--font-mono); font-size: var(--fs-caps); letter-spacing: var(--tracking-caps); text-transform: uppercase;
  padding: 4px 8px; border-radius: var(--radius-sm); background: var(--gradient-chip); box-shadow: var(--shadow-log-chip); color: var(--color-ink-control);
}
.card p { color: var(--color-ink300); font-size: 13.5px; line-height: 1.6; }
.card__demo { min-height: 84px; display: flex; align-items: center; }
.card__demo--gui { padding: 14px; border-radius: var(--radius-lg); background: var(--color-editor); box-shadow: var(--shadow-well-value); }
.mini-header {
  width: 100%; height: var(--size-track-row); display: grid; grid-template-columns: var(--size-color-strip) 1fr auto; align-items: center; gap: 10px; padding-right: 10px;
  border-radius: var(--radius-sm); overflow: hidden; background: var(--gradient-header); box-shadow: var(--shadow-header-cell); --track: var(--color-fam-utility);
}
.mini-header__strip { align-self: stretch; background: var(--track); box-shadow: var(--shadow-color-strip); }
.mini-header__name { font-weight: var(--fw-semibold); font-size: var(--fs-body); display: flex; flex-direction: column; line-height: 1.3; }
.mini-header__name small { font-family: var(--font-mono); font-size: var(--fs-kind); letter-spacing: var(--tracking-kind); text-transform: uppercase; color: var(--color-ink500); font-weight: var(--fw-regular); }
.mini-header__btns { display: flex; gap: 4px; }
.term {
  margin: 0; width: 100%; padding: 12px 14px; border-radius: var(--radius-lg); background: var(--color-well-deep); box-shadow: var(--shadow-well-deep);
  font-size: 12px; line-height: 1.6; color: var(--color-ink100); white-space: pre-wrap; word-break: break-word;
}
.term__prompt { color: var(--color-ink500); }
.term__val, .term .v { color: var(--color-accent); font-weight: var(--fw-semibold); }
.term__ok { color: var(--color-accent); }
.term .k { color: var(--color-ink300); }
.term .s { color: var(--color-ink-bright); }
.clients__foot { margin-top: 24px; color: var(--color-ink300); font-size: 13.5px; }
.clients__foot em { font-style: normal; color: var(--color-ink100); }

/* ---------- architecture ---------- */

.arch { margin-top: 56px; display: flex; flex-direction: column; align-items: stretch; max-width: 860px; }
.arch__clients { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.arch__box, .arch__core, .arch__engine { border-radius: var(--radius-lg); padding: 16px 18px; display: flex; flex-direction: column; gap: 4px; }
.arch__box { background: var(--gradient-raised); box-shadow: var(--shadow-raised); }
.arch__box b, .arch__core b, .arch__engine b { font-size: 15px; font-weight: var(--fw-semibold); color: var(--color-ink-bright); }
.arch__box span, .arch__core span, .arch__engine span { font-size: 12.5px; line-height: 1.5; color: var(--color-ink300); }
.arch__core em, .arch__engine em { font-style: normal; font-family: var(--font-mono); font-size: var(--fs-value); color: var(--color-ink300); margin-top: 6px; }
.arch__bus { display: grid; grid-template-columns: repeat(4, 1fr); height: 44px; }
.arch__bus i { justify-self: center; width: 1px; height: 100%; background: var(--line-ruler-bar); position: relative; overflow: visible; }
.arch__bus i::after { content: ''; position: absolute; bottom: -3px; left: -3px; width: 7px; height: 7px; border-radius: 50%; background: var(--color-accent); box-shadow: var(--shadow-accent-dot); }
/* A pulse runs down each bus once the diagram is on screen: commands on their way to the engine. */
@media (prefers-reduced-motion: no-preference) {
  .arch__bus i::before { content: ''; position: absolute; left: -1px; width: 3px; height: 12px; top: 0; border-radius: 2px; background: var(--color-accent-hi); box-shadow: var(--shadow-accent-bar); opacity: 0; }
  .arch.in .arch__bus i::before { animation: bus 2.4s var(--ease) infinite; }
  .arch.in .arch__bus i:nth-child(2)::before { animation-delay: 0.6s; }
  .arch.in .arch__bus i:nth-child(3)::before { animation-delay: 1.2s; }
  .arch.in .arch__bus i:nth-child(4)::before { animation-delay: 1.8s; }
  @keyframes bus { 0% { transform: translateY(0); opacity: 0; } 15% { opacity: 1; } 60%, 100% { transform: translateY(32px); opacity: 0; } }
}
.arch__core { background: var(--color-raised); box-shadow: var(--shadow-glass-agent), var(--shadow-menu); padding: 22px 24px; }
.arch__core span code { background: var(--color-groove); color: var(--color-ink100); }
.arch__ipc { height: 48px; display: grid; place-items: center; position: relative; }
.arch__ipc::before { content: ''; position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: var(--line-ruler-bar); }
.arch__ipc span { position: relative; padding: 2px 8px; border-radius: var(--radius-sm); background: var(--site-page); font-family: var(--font-mono); font-size: var(--fs-caps); letter-spacing: var(--tracking-caps); text-transform: uppercase; color: var(--color-ink500); }
.arch__engine { background: var(--color-well-deep); box-shadow: var(--shadow-well-deep); }
.arch__engine b { color: var(--color-ink300); }
@media (max-width: 900px) { .arch__clients { grid-template-columns: repeat(2, 1fr); } .arch__bus { grid-template-columns: repeat(2, 1fr); } .arch__bus i:nth-child(n+3) { display: none; } }
@media (max-width: 640px) { .arch__clients { grid-template-columns: 1fr; } .arch__bus { grid-template-columns: 1fr; } .arch__bus i:not(:first-child) { display: none; } }

/* ---------- switching ---------- */

.switch { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 56px; }
@media (max-width: 900px) { .switch { grid-template-columns: 1fr; } }
.switch__col { padding: 26px; border-radius: var(--site-radius-lg); background: linear-gradient(180deg, var(--site-surface), transparent 140%); box-shadow: inset 0 0 0 1px var(--site-hairline), var(--shadow-divider-top); }
.switch__col h3 { display: flex; align-items: center; gap: 10px; font-size: 16px; color: var(--color-ink-bright); }
.switch__col ul { list-style: none; margin: 18px 0 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.switch__col li, .switch__col p { color: var(--color-ink300); font-size: var(--fs-card); line-height: 1.6; }
.switch__col p { margin-top: 18px; }
.switch__col b { font-weight: var(--fw-semibold); }

/* ---------- changelog: a rail with one stop per release ---------- */

.releases { list-style: none; margin: 56px 0 0; padding: 0 0 0 28px; display: flex; flex-direction: column; gap: 10px; max-width: 900px; position: relative; }
.releases::before { content: ''; position: absolute; left: 6px; top: 22px; bottom: 22px; width: 1px; background: linear-gradient(var(--color-accent), var(--site-hairline-strong) 30%, var(--site-hairline)); }
.release {
  display: grid; grid-template-columns: 112px 1fr; gap: 20px; padding: 20px 22px; border-radius: var(--site-radius-lg);
  background: var(--site-surface); box-shadow: inset 0 0 0 1px var(--site-hairline);
}
.release::before { content: ''; position: absolute; left: -26px; top: 26px; width: 9px; height: 9px; border-radius: 50%; background: var(--site-page); box-shadow: inset 0 0 0 1px var(--site-hairline-strong); }
.release--now { background: radial-gradient(80% 120% at 0% 0%, var(--site-accent-glow), transparent 70%), var(--site-surface); box-shadow: inset 0 0 0 1px var(--color-accent-lo), 0 0 40px var(--site-accent-glow); }
.release--now::before { background: var(--color-accent); box-shadow: var(--shadow-accent-dot); }
.release__meta { display: flex; flex-direction: column; align-items: flex-start; gap: 6px; }
.release__v {
  font-family: var(--font-mono); font-size: 13px; font-weight: var(--fw-semibold); padding: 3px 9px; border-radius: var(--radius-sm);
  background: var(--gradient-chip); box-shadow: var(--shadow-log-chip); color: var(--color-ink-control);
}
.release--now .release__v { background: var(--gradient-lit); box-shadow: var(--shadow-lit); color: var(--color-accent-ink); }
.release__date { font-family: var(--font-mono); font-size: var(--fs-small); color: var(--color-ink300); }
.release__body h3 { font-size: 16px; line-height: 1.3; letter-spacing: -0.015em; color: var(--color-ink-bright); }
.release__body ul { margin: 10px 0 0; padding-left: 18px; list-style: disc; display: flex; flex-direction: column; gap: 5px; }
.release__body li { font-size: 13.5px; line-height: 1.55; color: var(--color-ink300); }
.release__body li::marker { color: var(--color-ink500); }
.release__link { display: inline-flex; gap: 6px; margin-top: 12px; font-size: 13px; color: var(--color-ink100); transition: color var(--t-fast); }
.release__link:hover { color: var(--color-accent); }
@media (max-width: 560px) {
  .releases { padding-left: 20px; }
  .releases::before { left: 3px; }
  .release { grid-template-columns: 1fr; gap: 10px; padding: 18px; }
  .release::before { left: -21px; }
  .release__meta { flex-direction: row; align-items: center; gap: 10px; }
}
.releases__older { margin-top: 10px; max-width: 900px; padding-left: 28px; }
.releases__older .releases { padding-left: 0; margin-top: 10px; }
.releases__older .releases::before { display: none; }
.releases__older .release::before { display: none; }
.releases__older summary {
  cursor: pointer; list-style: none; padding: 15px 22px; border-radius: var(--site-radius-lg); font-size: 14px; font-weight: var(--fw-semibold); color: var(--color-ink100);
  box-shadow: inset 0 0 0 1px var(--site-hairline); transition: box-shadow var(--t-fast), color var(--t-fast);
}
.releases__older summary:hover { color: var(--color-ink-bright); box-shadow: inset 0 0 0 1px var(--site-hairline-strong); }
.releases__older summary::-webkit-details-marker { display: none; }
.releases__older summary::before { content: '▸'; display: inline-block; margin-right: 8px; color: var(--color-ink500); transition: transform var(--t-fast) var(--ease); }
.releases__older[open] summary::before { transform: rotate(90deg); }
.next { margin-top: 32px; max-width: 900px; padding: 22px 24px; border-radius: var(--site-radius-lg); box-shadow: inset 0 0 0 1px var(--site-hairline); }
.next h3 { display: flex; align-items: center; gap: 10px; font-size: 16px; color: var(--color-ink-bright); }
.next p { margin-top: 10px; color: var(--color-ink300); font-size: var(--fs-card); line-height: 1.65; }

/* ---------- FAQ (accordion) ---------- */

.faq { margin-top: 48px; max-width: 860px; border-bottom: 1px solid var(--site-hairline); }
.faq details { border-top: 1px solid var(--site-hairline); }
.faq summary {
  cursor: pointer; list-style: none; padding: 20px 44px 20px 0; position: relative;
  font-size: 16.5px; font-weight: var(--fw-semibold); letter-spacing: -0.01em; transition: color var(--t-fast);
}
.faq summary:hover { color: var(--color-accent-hi); }
.faq summary::-webkit-details-marker { display: none; }
/* A plus whose upright folds flat into a minus when the answer opens. */
.faq summary::before, .faq summary::after {
  content: ''; position: absolute; right: 8px; top: 50%; width: 12px; height: 1.5px; margin-top: -0.75px; border-radius: 1px;
  background: var(--color-ink300); transition: transform 320ms var(--ease), background var(--t-fast);
}
.faq summary::after { transform: rotate(90deg); }
.faq details[open] summary::after { transform: rotate(180deg); }
.faq details[open] summary::before, .faq details[open] summary::after { background: var(--color-accent); }
.faq summary:focus-visible { outline-offset: 2px; }
.faq p { padding: 0 0 22px; max-width: 68ch; color: var(--color-ink300); line-height: 1.65; }
@media (prefers-reduced-motion: no-preference) {
  .faq details::details-content { block-size: 0; overflow: clip; transition: block-size 380ms var(--ease), content-visibility 380ms allow-discrete; }
  .faq details[open]::details-content { block-size: auto; }
}

/* ---------- download ---------- */

.cta { padding-bottom: var(--site-section); }
.cta__panel {
  position: relative; overflow: hidden; isolation: isolate; text-align: center; display: flex; flex-direction: column; align-items: center;
  padding: clamp(44px, 7vw, 96px) clamp(18px, 5vw, 64px);
  border-radius: var(--site-radius-xl);
  background: radial-gradient(70% 90% at 50% 0%, var(--site-accent-glow-strong), transparent 70%), var(--color-well-deep);
  box-shadow: inset 0 0 0 1px var(--site-hairline-strong), inset 0 1px 0 var(--line-cycle-edge), var(--shadow-window);
}
.cta__panel::before {
  content: ''; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: linear-gradient(var(--line-hairline) 1px, transparent 1px), linear-gradient(90deg, var(--line-hairline) 1px, transparent 1px);
  background-size: 48px 48px; background-position: center;
  mask-image: radial-gradient(60% 70% at 50% 0%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(60% 70% at 50% 0%, #000, transparent 75%);
}
.cta h2 { max-width: none; font-size: clamp(34px, 5.4vw, 68px); letter-spacing: -0.045em; }
.cta .lede { margin-top: 18px; }
.downloads { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 40px; width: 100%; max-width: 940px; }
@media (max-width: 820px) { .downloads { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 440px) { .downloads { grid-template-columns: 1fr; } }
.dl {
  position: relative; isolation: isolate; display: flex; flex-direction: column; gap: 6px; padding: 18px; text-align: left;
  border-radius: var(--radius-window); background: var(--gradient-raised); box-shadow: var(--shadow-raised);
  transition: transform 300ms var(--ease), box-shadow var(--t-fast);
}
.dl:hover { transform: translateY(-3px); box-shadow: var(--shadow-raised), 0 12px 28px var(--color-scrim); }
.dl:active { transform: translateY(0) scale(0.99); }
.dl b { font-size: 16px; color: var(--color-ink-bright); }
.dl span { font-size: 12px; line-height: 1.45; color: var(--color-ink300); }
.dl.is-yours { box-shadow: var(--shadow-raised), 0 0 0 1px var(--color-accent), 0 0 24px var(--site-accent-glow-strong); }
.dl.is-yours b::after { content: " · your system"; font-weight: var(--fw-medium); font-size: 12px; color: var(--color-accent-hi); }
.downloads__foot { margin-top: 24px; font-size: 13px; color: var(--color-ink500); display: flex; flex-wrap: wrap; gap: 6px 12px; justify-content: center; }
.downloads__foot a { color: var(--color-ink100); text-decoration: underline; text-decoration-color: var(--site-hairline-strong); text-underline-offset: 3px; transition: text-decoration-color var(--t-fast); }
.downloads__foot a:hover { text-decoration-color: var(--color-accent); }
.codewell {
  margin-top: 32px; width: min(100%, 800px); padding: 8px 8px 8px 16px; border-radius: var(--radius-lg); display: flex; align-items: center; gap: 12px;
  background: var(--site-page); box-shadow: var(--shadow-well-deep); text-align: left;
}
.codewell code { flex: 1; min-width: 0; font-size: 12.5px; color: var(--color-ink100); overflow-x: auto; white-space: nowrap; padding: 6px 0; }
.codewell .btn { min-width: 76px; }

/* ---------- footer ---------- */

.footer { padding: 32px 0 44px; border-top: 1px solid var(--site-hairline); }
.footer__inner { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; font-family: var(--font-mono); font-size: var(--fs-secondary); color: var(--color-ink300); }
.footer__links { margin-left: auto; display: flex; gap: 18px; flex-wrap: wrap; }
.footer__links a { color: var(--color-ink300); text-decoration: underline; text-decoration-color: var(--site-hairline-strong); text-underline-offset: 3px; transition: color var(--t-fast), text-decoration-color var(--t-fast); }
.footer__links a:hover { color: var(--color-ink-bright); text-decoration-color: var(--color-accent); }

.skip { position: absolute; left: -9999px; top: 8px; z-index: 100; padding: 8px 12px; border-radius: var(--radius-button); background: var(--color-ink-bright); color: var(--site-page); }
.skip:focus { left: 8px; }

/* Text inside a well reads the accent that holds 4.5:1 on a well. */
.timedisplay, .tfield, .value, .term, .codewell code, .arch__engine, .agent__msg pre, .agent__input { --color-accent: var(--color-accent-hi); }

/* ---------- reduced motion: nothing moves on its own ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
  .nav__progress { animation-duration: auto !important; }
  :is(.news__item, .switch__col, .card, .feature, .dl, .release)::after { display: none; }
  a.btn:hover, .dl:hover, .families__row li:hover { transform: none; }
}