@font-face { font-family: "Bricolage"; src: url(fonts/bricolage.woff2) format("woff2"); font-weight: 200 800; font-stretch: 75% 100%; font-display: swap; }
@font-face { font-family: "Geist"; src: url(fonts/geist.woff2) format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "Geist Mono"; src: url(fonts/geist-mono.woff2) format("woff2"); font-weight: 100 900; font-display: swap; }

:root {
  --ground: var(--strata-ground, #0b0d12);
  --fg: #f6f3ee;
  --muted: rgb(246 243 238 / 0.88);
  --faint: rgb(246 243 238 / 0.76);
  --line: rgb(246 243 238 / 0.2);
  --line-strong: rgb(246 243 238 / 0.46);
  --accent: var(--strata-ink-2, #2fc9ff);
  --on-accent: #0b0d12;
  --display: "Bricolage", ui-sans-serif, system-ui, sans-serif;
  --body: "Geist", ui-sans-serif, system-ui, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --wrap: 1160px;
  --gutter: clamp(16px, 4vw, 40px);
  --radius: 14px;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --ground: var(--strata-ground, #f2f0eb);
    --fg: #101116;
    --muted: rgb(16 17 22 / 0.86);
    --faint: rgb(16 17 22 / 0.74);
    --line: rgb(21 22 27 / 0.16);
    --line-strong: rgb(21 22 27 / 0.4);
    --on-accent: #fff;
    color-scheme: light;
  }
}
:root[data-theme="light"] {
  --ground: var(--strata-ground, #f2f0eb);
  --fg: #101116;
  --muted: rgb(16 17 22 / 0.86);
  --faint: rgb(16 17 22 / 0.74);
  --line: rgb(21 22 27 / 0.16);
  --line-strong: rgb(21 22 27 / 0.4);
  --on-accent: #fff;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { background: var(--ground); -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; color: var(--fg); font: 400 17px/1.55 var(--body); background: transparent; overflow-x: clip; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--display); font-weight: 600; letter-spacing: -0.02em; line-height: 1.02; margin: 0; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
code { font-family: var(--mono); font-size: 0.88em; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

.skip { position: absolute; left: 12px; top: -60px; padding: 8px 14px; background: var(--fg); color: var(--ground); border-radius: 8px; z-index: 10; }
.skip:focus { top: 12px; }

.wrap { width: min(var(--wrap), 100% - 2 * var(--gutter)); margin-inline: auto; }

/* nav */
.nav { position: absolute; inset: 0 0 auto; z-index: 5; display: flex; align-items: center; gap: 24px; padding: 14px var(--gutter); }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font: 600 19px/1 var(--display); letter-spacing: -0.01em; }
.brand svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 3; stroke-linecap: round; }
.nav nav { display: flex; gap: 4px; margin-left: auto; }
.nav nav a { text-decoration: none; font-size: 15px; padding: 8px 12px; border-radius: 999px; color: var(--muted); transition: color .15s ease; }
.nav nav a:hover { color: var(--fg); }
.theme { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 999px; border: 1px solid var(--line); background: none; color: var(--fg); cursor: pointer; transition: border-color .15s ease; }
.theme:hover { border-color: var(--line-strong); }
.theme svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.6; }
.theme svg path { fill: currentColor; stroke: none; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 22px; border-radius: 999px; border: 1px solid var(--line-strong); text-decoration: none; font-weight: 500; font-size: 16px; transition: border-color .15s ease, transform .15s ease; }
.btn:hover { border-color: var(--fg); }
.btn:active { transform: scale(0.98); }
.btn.primary { background: var(--fg); color: var(--ground); border-color: var(--fg); }

/* sections */
section { position: relative; }
.head { max-width: 640px; margin-bottom: 40px; }
.head h2, .copy h2 { font-size: clamp(34px, 4.6vw, 56px); }
.split { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(32px, 6vw, 80px); align-items: center; }

.hero { min-height: 100svh; display: grid; align-items: end; padding: 120px 0 72px; }
.hero h1 { display: grid; gap: clamp(14px, 1.6vw, 24px); max-width: none; text-wrap: initial; }
.hero h1 .big { display: block; font-size: clamp(44px, 13.4vw, 216px); font-weight: 650; font-stretch: 80%; max-width: 7.2ch; margin-left: -0.045em; line-height: 0.84; letter-spacing: -0.045em; color: #fff; mix-blend-mode: difference; }
.hero h1 .small { display: block; font: 400 clamp(22px, 2.5vw, 36px)/1.1 var(--display); letter-spacing: -0.015em; color: var(--muted); }
.hero h1 .small, .nav .brand, .nav nav a, .hero .btn:not(.primary) { text-shadow: 0 0 2px var(--ground), 0 1px 4px var(--ground), 0 0 10px var(--ground); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }


.looks { min-height: 100svh; display: grid; align-content: space-between; gap: 48px; padding: 14vh 0 10vh; }
.picker { display: grid; gap: 20px; }
.chips { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.chips button { display: grid; gap: 8px; width: 100%; padding: 0; border: 0; background: none; color: var(--muted); font: 500 13px/1.2 var(--body); text-align: left; cursor: pointer; -webkit-tap-highlight-color: transparent; }
.chips img { aspect-ratio: 16 / 10; width: 100%; object-fit: cover; border-radius: 10px; outline: 1.5px solid var(--line); outline-offset: 2px; transition: outline-color .15s ease; }
.chips button:hover img { outline-color: var(--line-strong); }
.chips button[aria-pressed="true"] { color: var(--fg); }
.chips .more { display: grid; gap: 8px; color: var(--fg); font: 500 13px/1.2 var(--body); text-decoration: none; }
.more-box { display: grid; place-items: center; aspect-ratio: 16 / 10; border-radius: 10px; outline: 1.5px solid var(--line-strong); outline-offset: 2px; transition: outline-color .15s ease; }
.more-box b { font: 600 clamp(28px, 3vw, 44px)/1 var(--display); letter-spacing: -0.03em; }
.chips a.more:hover .more-box { outline-color: var(--fg); }
.chips button[aria-pressed="true"] img { outline: 2px solid var(--fg); }
.chips button span, .chips .more, .tune { text-shadow: 0 0 3px color-mix(in srgb, var(--ground) 70%, transparent), 0 1px 12px color-mix(in srgb, var(--ground) 85%, transparent); }
.tune { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)) auto; align-items: end; gap: 22px 36px; }
.knob { --t: 0; --d: 0; --thumb: 18px; display: grid; gap: 6px; min-width: 0; }
.knob[hidden] { display: none; }
.knob-top { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; font: 500 13px/1 var(--body); color: var(--muted); }
.knob-top label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.knob-top output { font: 500 12px/1 var(--mono); font-variant-numeric: tabular-nums; color: var(--faint); transition: color .15s ease; }
.knob:hover output, .knob.drag output, .knob:has(input:focus-visible) output { color: var(--fg); }
.knob-rail { position: relative; height: 30px; }
.knob-rail::before, .knob-fill { content: ""; position: absolute; top: 50%; left: 0; height: 2px; margin-top: -1px; border-radius: 2px; }
.knob-rail::before { right: 0; background: var(--line-strong); }
.knob-fill { width: calc(var(--thumb) / 2 + var(--t) * (100% - var(--thumb))); background: var(--fg); }
.knob-mark { position: absolute; top: 50%; left: calc(var(--thumb) / 2 + var(--d) * (100% - var(--thumb)) - 1px); width: 2px; height: 10px; margin-top: -5px; border-radius: 1px; background: var(--fg); opacity: 0.45; }
.knob-thumb { position: absolute; top: 50%; left: calc(var(--t) * (100% - var(--thumb))); width: var(--thumb); height: var(--thumb); margin-top: calc(var(--thumb) / -2); border-radius: 50%; background: var(--fg); box-shadow: 0 0 0 3px var(--ground), 0 2px 10px rgb(0 0 0 / 0.35); transition: transform 160ms cubic-bezier(0.2, 0, 0, 1), box-shadow 160ms ease; pointer-events: none; }
.knob:hover .knob-thumb { transform: scale(1.12); }
.knob.drag .knob-thumb { transform: scale(1.3); }
.knob:has(input:focus-visible) .knob-thumb { box-shadow: 0 0 0 3px var(--ground), 0 0 0 5px var(--fg); }
.knob input { -webkit-appearance: none; appearance: none; position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; background: none; opacity: 0; cursor: grab; touch-action: pan-y; }
.knob input:active { cursor: grabbing; }
.knob input::-webkit-slider-thumb { -webkit-appearance: none; width: var(--thumb); height: 30px; }
.knob input::-moz-range-thumb { width: var(--thumb); height: 30px; border: 0; }
.reset { display: inline-flex; align-items: center; gap: 8px; min-height: 36px; padding: 0 14px 0 12px; border-radius: 999px; border: 1px solid var(--line-strong); background: none; color: var(--fg); font: 500 13px/1 var(--body); cursor: pointer; transition: border-color .15s ease, opacity .2s ease; }
.reset svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.reset:hover:not(:disabled) { border-color: var(--fg); }
.reset:disabled { opacity: 0.4; cursor: default; }

.curve { padding: 22vh 0 14vh; }
.chart { position: relative; margin: 0; padding-left: 64px; }
.chart svg { display: block; width: 100%; height: 300px; overflow: visible; }
.chart .lane { fill: var(--accent); fill-opacity: 0.22; stroke: var(--accent); stroke-width: 1.5; vector-effect: non-scaling-stroke; }
.chart .base { stroke: var(--line-strong); stroke-width: 1; vector-effect: non-scaling-stroke; }
.chart .cut { stroke: var(--line); stroke-width: 1; stroke-dasharray: 2 4; vector-effect: non-scaling-stroke; }
.chart-lanes { list-style: none; margin: 0; padding: 0; position: absolute; left: 0; top: 0; height: 300px; width: 56px; font: 500 12px/1 var(--mono); color: var(--muted); }
.chart-lanes li { position: absolute; left: 0; }
.chart-lanes li:nth-child(1) { top: 72px; }
.chart-lanes li:nth-child(2) { top: 177px; }
.chart-lanes li:nth-child(3) { top: 282px; }
.chart-you { position: absolute; left: 64px; top: -6px; height: 312px; width: 0; border-left: 1.5px solid var(--fg); will-change: transform; pointer-events: none; }
.chart-you span { position: absolute; top: -22px; left: -14px; font: 500 12px/1 var(--mono); color: var(--fg); }

.agents { padding: 16vh 0; }
.agents .head { max-width: 760px; margin-bottom: 56px; }
.agents h2 .n { display: block; margin-top: 6px; font-size: 2.3em; font-stretch: 80%; line-height: 0.9; letter-spacing: -0.045em; }
.play { align-items: start; }
.calls { list-style: none; padding: 0; margin: 0; display: grid; gap: 0; counter-reset: call; }
.calls li { position: relative; display: grid; gap: 6px; padding: 22px 0 26px; border-top: 1px solid var(--line); }
.calls li::before { content: ""; position: absolute; left: 0; top: -1px; height: 1px; width: 100%; background: var(--fg); transform: scaleX(var(--p, 0)); transform-origin: left; transition: transform 600ms cubic-bezier(0.22, 1, 0.36, 1); }
.calls b { font: 500 clamp(26px, 2.6vw, 34px)/1.1 var(--mono); letter-spacing: -0.03em; color: var(--faint); transition: color 300ms ease; }
.calls li[data-on] b { color: var(--fg); }
.calls li[data-on]::before { --p: 1; }
.term { margin: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.term-bar { display: flex; gap: 6px; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.term-bar span { width: 10px; height: 10px; border-radius: 50%; border: 1px solid var(--line-strong); }
.term pre { margin: 0; padding: 18px 20px 22px; white-space: pre-wrap; overflow-wrap: anywhere; font: 400 13px/1.7 var(--mono); color: var(--muted); }
.term .cmd, .term .ok { color: var(--fg); }
.term.playing .line { visibility: hidden; }
.term.playing .line[data-shown] { visibility: visible; }
.term .line { position: relative; }
.term .line[data-typing] .tx { clip-path: inset(0 max(0px, calc(100% - var(--c, 0) * 1ch)) 0 0); }
.term .line[data-caret]::after { content: ""; position: absolute; left: calc(var(--c, 0) * 1ch + 1px); top: 50%; width: 0.6em; height: 1.1em; transform: translateY(-50%); background: var(--fg); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.speed { padding: 16vh 0; }
.strip { display: block; color: var(--fg); width: 100%; height: 88px; margin: 0 0 28px; }
.meter { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin: 0; }
.meter div { padding: 22px 0 0; border-top: 1px solid var(--line-strong); }
.meter dd[data-v]::before, .knob-top output::before { content: attr(data-v); }
.meter dd { margin: 0; font: 600 clamp(44px, 6vw, 80px)/1 var(--display); letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.meter dt { margin-top: 10px; order: 2; font-size: 14px; color: var(--muted); }
.meter div { display: flex; flex-direction: column-reverse; justify-content: flex-end; }
.perf { list-style: none; padding: 0; margin: 40px 0 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.perf li { color: var(--muted); font-size: 16px; }

.pricing { padding: 16vh 0 14vh; }
.toggle { display: inline-flex; padding: 4px; border: 1px solid var(--line); border-radius: 999px; margin-bottom: 24px; }
.toggle button { min-height: 38px; padding: 0 16px; border: 0; border-radius: 999px; background: none; color: var(--muted); font: 500 14px/1 var(--body); cursor: pointer; }
.toggle button[aria-checked="true"] { background: var(--fg); color: var(--ground); }
.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.plan { display: flex; flex-direction: column; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); }
.plan:nth-child(2) { border-color: var(--line-strong); }
.plan h3 { font-size: 24px; }
.price { margin-top: 18px; display: flex; align-items: baseline; gap: 4px; }
.price b { font: 600 48px/1 var(--display); letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.per { color: var(--faint); font-size: 15px; }
.founding { margin-top: 10px; font-size: 14px; color: var(--muted); min-height: 1.5em; }
.founding b { color: var(--fg); }
.plan ul { list-style: none; padding: 0; margin: 22px 0 28px; display: grid; gap: 10px; flex: 1; }
.plan li { padding-left: 22px; position: relative; color: var(--muted); font-size: 15.5px; }
.plan li::before { content: ""; position: absolute; left: 2px; top: 0.62em; width: 10px; height: 1.5px; background: var(--accent); }
.plan .btn { width: 100%; }
.fine { margin-top: 20px; font-size: 14px; color: var(--faint); }

.end { min-height: 90svh; display: grid; align-items: end; padding: 20vh 0 32px; overflow: hidden; }
.word { font: 700 clamp(88px, 22vw, 320px)/0.8 var(--display); font-stretch: 80%; letter-spacing: -0.05em; margin-left: -0.04em; }
.small { margin-top: 28px; font-size: 14px; color: var(--faint); }

.cover { position: absolute; z-index: -1; max-width: none; pointer-events: none; transition: opacity 240ms cubic-bezier(0.45, 0, 0.55, 1); }
.cover.out { opacity: 0; }
:root.swapping body > strata-bg, :root.swapping [data-strata-track] { z-index: -2 !important; }
:root.swapping [data-strata-fx-ink="shader"], :root.swapping [data-strata-fx-ink="shader"] * { color: color-mix(in srgb, var(--fg) calc(var(--ink-a, 1) * 100%), transparent) !important; -webkit-text-fill-color: color-mix(in srgb, var(--fg) calc(var(--ink-a, 1) * 100%), transparent) !important; }
@media (prefers-reduced-motion: reduce) { .cover { transition: none !important; } }

@media (max-width: 960px) {
  .split { grid-template-columns: 1fr; }
  .chips { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .tune { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 28px; }
  .reset { justify-self: start; }
  .plans, .perf { grid-template-columns: 1fr; }
  .meter { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 28px; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .nav { gap: 8px; padding-block: 10px; }
  .nav nav a { padding: 8px 8px; font-size: 14px; }
  .nav nav a:first-child { display: none; }
  .hero { padding: 96px 0 48px; }
  .chips { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
  .chart { padding-left: 52px; }
  .chart-you { left: 52px; }
  .calls li { grid-template-columns: 1fr; gap: 4px; }
  .plan { padding: 22px; }
}

/* the poster fills the view from the first paint, before the runtime script has run */
body > strata-bg { position: fixed; inset: 0; z-index: -1; display: block; pointer-events: none; }

/* once the art has faded in, only the ground sits under the canvas: the poster is one view of the top and must not show mid-page */
:root[data-art="on"] body > strata-bg:is([data-state="live"], [data-state="static"]) { background: var(--ground) !important; }

/* the placed fallback carries one light poster; dark gets its own */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) strata-bg.strata-fallback { background: image-set(url(strata/poster.avif) type("image/avif"), url(strata/poster.webp) type("image/webp")) 50% 0 / cover no-repeat var(--ground); }
}
:root[data-theme="light"] strata-bg.strata-fallback { background: image-set(url(strata/poster.avif) type("image/avif"), url(strata/poster.webp) type("image/webp")) 50% 0 / cover no-repeat var(--ground); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) strata-bg.strata-fallback { background-image: image-set(url(strata/poster-dark.avif) type("image/avif"), url(strata/poster-dark.webp) type("image/webp")); background-color: var(--ground); }
}
:root[data-theme="dark"] strata-bg.strata-fallback { background-image: image-set(url(strata/poster-dark.avif) type("image/avif"), url(strata/poster-dark.webp) type("image/webp")); background-color: var(--ground); }

.look-status { min-height: 1.5em; margin: 12px 0; color: var(--fg); font-size: 14px; }
#chips [aria-busy="true"] { opacity: .65; }

.knob select { width: 100%; margin-top: 8px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--ground); color: var(--fg); font: inherit; }
.knob-rail[hidden], .knob select[hidden], .knob output[hidden] { display: none; }