/* styxtrade.com. The Styx look: a saturated blue current, cream banks, one orange accent (the AI, and the actions),
   and a riso grain over everything. All files are local (the page's CSP allows nothing else, not even inline styles). */

@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("/assets/space-grotesk-latin.woff2?v=7d621e98fbf3") format("woff2");
}

:root {
  --blue: #2338E0;
  --blue-deep: #1B2BB8;
  --cream: #F1EADB;
  --paper: #F6F1E6;
  --ink: #14161C;
  --muted: #5B574F;
  --line: #DCD3C1;
  --orange: #FF6A2B;
  --up: #1E8A4C;
  /* Page colours by theme (T113). Dark is the default (deep navy and black under the blue story); light
     ([data-theme="light"], set by /app/theme.js, the same choice as the dashboard) is the paper-and-cream look. The
     story, the orange and the blue buttons are the same in both. */
  --bg: #0A0D1C;
  --fg: #F1EADB;
  --muted: #A9A49A;
  --rule: #262C48;
  --surface: #11162E;
  --surface-2: #0E1328;
  --edge: #3A4268;
  --accent: #8FA2FF;
  --accent-soft: #1A2250;
  --on-accent: #0A0D1C;
  --ok: #4CC38A;
  --hair: #1E2440;
  --track: #232A4A;
  --nav-solid: #0A0D1CF0;
  --display: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  --body: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "Roboto Mono", Menlo, Consolas, monospace;
  --ease: cubic-bezier(.2, 0, 0, 1);
  --fast: 120ms;
  --gutter: 64px;
  --nav: 76px;
}
:root[data-theme="light"] {
  --bg: #F6F1E6;
  --fg: #14161C;
  --muted: #5B574F;
  --rule: #DCD3C1;
  --surface: #F1EADB;
  --surface-2: #FBF8F1;
  --edge: #14161C;
  --accent: #2338E0;
  --accent-soft: #E3E1EC;
  --on-accent: #F1EADB;
  --ok: #146B3A;
  --hair: #DCD5C7;
  --track: #DDD8CD;
  --nav-solid: #F6F1E6F0;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 400 16px/1.55 var(--body); -webkit-font-smoothing: antialiased; }
/* The riso grain: one tiled texture over the whole page, so blue, cream and orange all read as printed. */
body::after { content: ""; position: fixed; inset: 0; z-index: 90; pointer-events: none; background: url("/assets/grain.png?v=7d621e98fbf3");
  opacity: .5; mix-blend-mode: soft-light; }
:root[data-theme="light"] body::after { opacity: .32; mix-blend-mode: multiply; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--display); margin: 0; }
p { margin: 0; }
.wrap { width: 100%; max-width: 1360px; margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--ink); color: var(--cream); padding: 8px 12px; }
.skip:focus { left: 8px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; }

/* Buttons: square, quick colour changes, a short press. Orange is kept for the one main action. */
.btn { display: inline-flex; align-items: center; gap: 10px; height: 52px; padding: 0 24px; font: 600 16px/1 var(--display);
  letter-spacing: -.01em; text-decoration: none; border: 1.5px solid transparent; white-space: nowrap; cursor: pointer;
  transition: background-color var(--fast) var(--ease), color var(--fast) var(--ease), border-color var(--fast) var(--ease), transform 80ms var(--ease); }
.btn:active { transform: translateY(1px) scale(.98); }
.btn--sm { height: 40px; padding: 0 16px; font-size: 14px; }
.btn__icon { width: 18px; height: 18px; fill: currentColor; flex: none; }
.btn__arrow { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; transition: transform 160ms var(--ease); }
.btn:hover .btn__arrow { transform: translateX(3px); }
.btn--orange { background: var(--orange); color: var(--ink); }
.btn--orange:hover { background: var(--cream); color: var(--ink); }
.btn--ghost-light { border-color: rgba(241, 234, 219, .55); color: var(--cream); }
.btn--ghost-light:hover { border-color: var(--cream); background: rgba(241, 234, 219, .1); }
.btn--ink { background: var(--ink); color: var(--cream); }
.btn--ink:hover { background: var(--blue); }
.btn--ghost-ink { border-color: var(--ink); color: var(--ink); }
.btn--ghost-ink:hover { background: var(--ink); color: var(--orange); }

/* Nav: sits on the blue story, then turns into a paper bar once the story is behind it. */
.nav { position: fixed; z-index: 50; top: 0; left: 0; right: 0; color: var(--cream);
  transition: background-color 200ms var(--ease), color 200ms var(--ease), box-shadow 200ms var(--ease); }
.nav__row { display: flex; align-items: center; gap: 32px; height: var(--nav); }
.nav__links { display: flex; gap: 28px; margin-left: auto; font: 500 15px var(--display); }
.nav__links a { white-space: nowrap; text-decoration: none; opacity: .85; transition: opacity var(--fast) var(--ease); position: relative; }
.nav__links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px; background: var(--orange);
  transform: scaleX(0); transform-origin: left; transition: transform 200ms var(--ease); }
.nav__links a:hover { opacity: 1; } .nav__links a:hover::after { transform: scaleX(1); }
.nav.is-scrolled { background: rgba(35, 56, 224, .94); box-shadow: 0 1px 0 rgba(241, 234, 219, .18); backdrop-filter: blur(10px); }
.nav.is-solid { background: var(--nav-solid); color: var(--fg); box-shadow: 0 1px 0 var(--rule); }
.nav.is-solid .btn--orange:hover { background: var(--ink); color: var(--orange); }
/* Light or dark: the same choice as the dashboard. It shows the theme it switches to (sun in dark, moon in light). */
.theme-btn { flex: none; display: inline-grid; place-items: center; width: 40px; height: 40px; margin-right: -16px; padding: 0;
  background: none; border: 1.5px solid transparent; color: inherit; cursor: pointer; opacity: .85;
  transition: opacity var(--fast) var(--ease), border-color var(--fast) var(--ease); }
.theme-btn:hover { opacity: 1; border-color: currentColor; }
.theme-btn[hidden] { display: none; }
.theme-btn svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.theme-btn__moon, :root[data-theme="light"] .theme-btn__sun { display: none; }
:root[data-theme="light"] .theme-btn__moon { display: block; }
@media (max-width: 1080px) { .nav .theme-btn { margin-left: auto; margin-right: -8px; } .nav .theme-btn + .btn { margin-left: 0; } }

/* The mark: O3, the Current ring. The ring takes the text colour; the current through it is always orange. */
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.brand__mark { width: 32px; height: 32px; flex: none; }
.brand__word { font: 700 27px/1 var(--display); letter-spacing: -.05em; }

/* ---------- The hero: about one screen. The headline on top, the river below, the AI's story playing on the water ---------- */
.story { position: relative; background: var(--blue); }
.stage { position: relative; min-height: 100vh; min-height: 100svh; display: flex; flex-direction: column;
  padding-top: var(--nav); background: var(--blue); color: var(--cream); overflow: hidden; }
.hero { flex: none; width: 100%; max-width: 1360px; margin: 0 auto; padding: 36px var(--gutter) 30px;
  display: grid; grid-template-columns: 1fr 410px; gap: 48px; align-items: end; }
.hero__title { font-weight: 700; font-size: clamp(44px, 5.5vw, 92px); line-height: .92; letter-spacing: -.055em; }
.hero__title .line { display: block; white-space: nowrap; }
.hero__title .line--b { color: var(--orange); }
.hero__lede { font-size: 16.5px; line-height: 1.55; color: rgba(241, 234, 219, .88); }
.cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }

.river { position: relative; flex: 1; min-height: 340px; display: flex; flex-direction: column; }
.water { position: relative; flex: 1; min-height: 0; }
.water canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.bank { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex: none; height: 44px; padding: 0 var(--gutter);
  border-top: 10px solid var(--cream); }
.bank--top { border-top: 0; border-bottom: 10px solid var(--cream); align-items: flex-end; padding-bottom: 10px; height: 52px; }
.bank--bot { padding-top: 10px; align-items: flex-start; }
/* Bank labels are what the AI does. Each lights up in its chapter and says what happened. */
.tag { font: 600 11.5px var(--mono); letter-spacing: .16em; text-transform: uppercase; color: rgba(241, 234, 219, .8);
  display: inline-flex; align-items: center; gap: 10px; white-space: nowrap; transition: color 220ms var(--ease); }
.tag b { font-weight: 600; color: var(--ink); background: var(--orange); padding: 3px 7px; letter-spacing: .14em;
  opacity: 0; transform: scale(.9); transition: opacity 220ms var(--ease), transform 220ms var(--ease); }
.tag.is-hit { color: var(--orange); }
.tag.is-hit b { opacity: 1; transform: none; }
/* Chips that ride on the water: what it found, why, the trade, a question, your wallet and vault. */
.chips { position: absolute; inset: 0; pointer-events: none; }
.zone { position: absolute; left: 0; top: 0; white-space: nowrap; font: 600 12px var(--mono); letter-spacing: .1em; text-transform: uppercase;
  padding: 6px 10px; background: var(--cream); color: var(--ink); opacity: 0; will-change: transform, opacity;
  transition: background-color 220ms var(--ease), color 220ms var(--ease); }
.zone.is-ai { background: var(--orange); }
.zone i { font-style: normal; margin-left: 10px; padding: 1px 6px; background: var(--ink); color: var(--cream); }
/* The beats: one caption at a time over the water, cross-fading with the river. A thin bar shows the loop. */
.beats { position: absolute; left: max(var(--gutter), calc((100% - 1360px) / 2 + var(--gutter))); bottom: 74px; z-index: 2;
  width: min(440px, calc(100% - 2 * var(--gutter))); padding: 16px 20px 16px; background: rgba(35, 56, 224, .86);
  border-left: 3px solid var(--orange); }
.beats__k { font: 600 11px var(--mono); letter-spacing: .18em; text-transform: uppercase; color: rgba(241, 234, 219, .6); margin-bottom: 10px; }
.beats__list { list-style: none; margin: 0; padding: 0; display: grid; }
.beat { grid-area: 1 / 1; opacity: 0; transform: translateY(6px); transition: opacity 600ms var(--ease), transform 700ms var(--ease); }
.beat.is-on { opacity: 1; transform: none; }
.beat__n { display: block; font: 600 12px var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--orange); margin-bottom: 6px; }
.beat__t { display: block; font: 600 clamp(20px, 1.7vw, 25px)/1.15 var(--display); letter-spacing: -.03em; }
.beats__bar { display: grid; grid-template-columns: repeat(6, 1fr); gap: 5px; margin-top: 14px; }
.beats__bar i { height: 2px; background: rgba(241, 234, 219, .25); overflow: hidden; }
.beats__bar b { display: block; height: 100%; background: var(--orange); transform: scaleX(0); transform-origin: left; }
/* Reduced motion, or no script: the water holds still and the beats are a plain list under it. */
.beats.beats--list, html:not(.js) .beats { position: static; width: auto; background: none; border: 0; padding: 26px var(--gutter) 34px;
  max-width: 1360px; margin: 0 auto; }
.beats--list .beats__list, html:not(.js) .beats__list { grid-template-columns: repeat(3, 1fr); gap: 18px 32px; }
.beats--list .beat, html:not(.js) .beat { grid-area: auto; opacity: 1; transform: none; }
.beats--list .beats__bar, html:not(.js) .beats__bar { display: none; }
html:not(.js) .stage { min-height: 0; }
html:not(.js) .river { min-height: 0; }
.story:has(.beats--list) .water { min-height: 300px; }
html:not(.js) .river > :not(.beats) { display: none; }

/* Ticker: example moves the AI found and made, set in mono. */
.ticker { background: var(--ink); color: var(--cream); overflow: hidden; height: 58px; display: flex; align-items: center;
  -webkit-mask: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent); mask: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent); }
.ticker__track { display: flex; gap: 56px; white-space: nowrap; font: 500 15px var(--mono); will-change: transform; }
.ticker__track span i { font-style: normal; margin-left: 12px; font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; }
.ticker__track span i { color: #8FA2FF; }

/* Sections */
.section { padding-top: 136px; padding-bottom: 24px; }
.section__head { display: grid; grid-template-columns: 300px 1fr; gap: 40px; align-items: baseline; margin-bottom: 64px; }
.section__lede { grid-column: 2; max-width: 640px; color: var(--muted); font-size: 17px; margin-top: -16px; }
.kicker { font: 600 12px var(--mono); letter-spacing: .18em; text-transform: uppercase; color: var(--accent); }
h2 { font-weight: 700; font-size: clamp(34px, 4.2vw, 64px); line-height: .98; letter-spacing: -.045em; max-width: 900px; }

/* ---------- The AI at work: the presence mark, an idea card building itself, a streamed answer ---------- */
.aiw__note { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 16px; font: 600 11.5px var(--mono); letter-spacing: .14em;
  text-transform: uppercase; color: var(--muted); }
.aiw__note::before { content: ""; width: 8px; height: 8px; border: 1.5px solid var(--muted); border-radius: 50%; }
.aiw__grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 20px; align-items: stretch; }
.pres { width: 26px; height: 26px; flex: none; display: inline-block; }
.pres svg { width: 100%; height: 100%; overflow: visible; display: block; }
.aw-status { font: 600 12px var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.aw-lab { font: 600 11.5px var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.aw-idea { background: var(--surface); border: 1.5px solid var(--edge); display: flex; flex-direction: column; min-height: 560px; }
.aw-idea__head { display: flex; align-items: center; gap: 12px; padding: 14px 24px; background: var(--ink); color: var(--cream); }
.aw-idea__head .aw-lab { margin-left: auto; color: rgba(241, 234, 219, .7); }
.aw-idea__body { padding: 22px 24px 24px; flex: 1; display: flex; flex-direction: column; gap: 4px; transition: opacity 500ms var(--ease); }
.aw-idea__body.is-fade { opacity: 0; }
.aw-idle { color: var(--muted); font-size: 15px; } .aw-idle b { color: var(--fg); font-weight: 600; }
.aw-steps { list-style: none; margin: 0 0 8px; padding: 0; display: grid; gap: 6px; }
.aw-steps li { display: flex; align-items: center; gap: 10px; font: 500 13px var(--mono); color: var(--muted); animation: awIn 260ms var(--ease) both; }
.aw-steps li i { width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--rule); border-top-color: var(--accent); animation: awSpin .7s linear infinite; flex: none; position: relative; }
.aw-steps li.is-done { color: var(--fg); }
.aw-steps li.is-done i { animation: none; border: 0; background: var(--accent); }
.aw-steps li.is-done i::after { content: ""; position: absolute; left: 4.5px; top: 2.5px; width: 3.5px; height: 6.5px; border: solid var(--on-accent);
  border-width: 0 1.8px 1.8px 0; transform: rotate(45deg); }
.aw-steps li b { color: var(--accent); font-weight: 600; }
.aw-card { transition: opacity 400ms var(--ease), transform 400ms var(--ease); }
.aw-card.is-off { opacity: 0; transform: translateY(10px); }
.aw-card h3 { font-size: 40px; letter-spacing: -.045em; line-height: 1.05; min-height: 44px; margin: 6px 0 0; }
.aw-card h3 b { color: var(--accent); }
.aw-get { margin: 6px 0 14px; color: var(--muted); } .aw-get b { color: var(--fg); font-weight: 600; }
.aw-why { margin: 0 0 18px; font-size: 16px; max-width: 640px; min-height: 50px; }
.aw-conf { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: center; margin-bottom: 18px; }
.aw-conf > span { font: 600 11.5px var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.aw-conf > b { font: 600 14px var(--display); min-width: 96px; text-align: right; }
.aw-bar { height: 8px; background: var(--track); position: relative; }
.aw-bar i { position: absolute; inset: 0 auto 0 0; width: 0; background: var(--accent); }
.aw-bar::before, .aw-bar::after { content: ""; position: absolute; top: -3px; bottom: -3px; border-left: 1.5px solid var(--surface); z-index: 1; }
.aw-bar::before { left: 75%; } .aw-bar::after { left: 50%; }
.aw-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; margin: 0 0 22px; }
.aw-facts div { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-top: 1px solid var(--hair); font-size: 14.5px; }
.aw-facts dt { color: var(--muted); } .aw-facts dd { margin: 0; font-weight: 600; text-align: right; }
.aw-ok { color: var(--ok); }
.num { font-variant-numeric: tabular-nums; transition: color 200ms; }
.num.is-live { color: var(--accent); }
.aw-acts { display: flex; align-items: center; gap: 10px; margin-top: auto; }
.aw-acts .btn { cursor: default; }
.aw-acts .btn:active { transform: none; }
.aw-acts .btn--ghost-ink { border-color: var(--fg); color: var(--fg); }
.aw-exp { margin-left: auto; font: 500 12.5px var(--mono); color: var(--muted); }
.aw-approve.is-ready { animation: awReady 1.6s var(--ease) 2; }
.aw-chat { background: var(--surface-2); border: 1.5px solid var(--edge); display: flex; flex-direction: column; min-height: 560px; }
.aw-chat__head { display: flex; align-items: center; gap: 12px; padding: 14px 20px; border-bottom: 1.5px solid var(--edge); }
.aw-chat__head > b { font: 600 18px var(--display); letter-spacing: -.02em; }
.aw-chat__head .aw-status { color: var(--muted); }
.aw-left { margin-left: auto; font: 600 11px var(--mono); letter-spacing: .12em; text-transform: uppercase; border: 1.5px solid var(--rule); padding: 4px 8px; color: var(--muted); }
.aw-log { flex: 1; padding: 20px; display: flex; flex-direction: column; gap: 14px; transition: opacity 500ms var(--ease); }
.aw-log.is-fade { opacity: 0; }
.aw-quick { display: flex; flex-wrap: wrap; gap: 8px; transition: opacity 300ms; }
.aw-quick span { font: 500 14px var(--display); padding: 9px 14px; background: var(--bg); border: 1.5px solid var(--rule); color: var(--fg);
  transition: border-color 120ms var(--ease), background-color 120ms var(--ease), color 120ms var(--ease), transform 80ms var(--ease); }
.aw-quick span.is-press { border-color: var(--fg); background: var(--fg); color: var(--bg); transform: scale(.97); }
.aw-quick.is-follow span { border-style: dashed; }
.aw-q { align-self: flex-end; max-width: 80%; background: var(--blue); color: var(--cream); padding: 10px 14px; font-size: 15px; animation: awIn 240ms var(--ease) both; }
.aw-a { align-self: flex-start; max-width: 94%; background: var(--bg); border: 1px solid var(--rule); padding: 12px 16px; font-size: 15.5px; line-height: 1.6; animation: awIn 240ms var(--ease) both; }
.aw-a .w { animation: awWord 180ms var(--ease) both; }
.cite { display: inline-flex; align-items: baseline; gap: 4px; padding: 0 6px; margin: 0 1px; background: var(--accent-soft); border-bottom: 1.5px solid var(--accent);
  font: 600 14.5px var(--display); color: var(--accent); font-variant-numeric: tabular-nums; }
.cite.up { background: var(--accent-soft); border-color: var(--ok); color: var(--ok); }
.cite small { font: 600 10px var(--mono); letter-spacing: .1em; color: var(--muted); text-transform: uppercase; }
.caret { display: inline-block; width: 7px; height: 15px; background: var(--orange); vertical-align: -2px; margin-left: 2px; }
.aw-box { display: flex; gap: 8px; padding: 0 20px 6px; }
.aw-box span { flex: 1; height: 40px; border: 1.5px solid var(--edge); background: var(--bg); padding: 0 12px; display: flex; align-items: center;
  font-size: 15px; color: var(--muted); min-width: 0; overflow: hidden; white-space: nowrap; }
.aw-box .btn--ink { background: var(--fg); color: var(--bg); }
.aw-fine { font-size: 13px; color: var(--muted); padding: 6px 20px 16px; }
@keyframes awIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
@keyframes awWord { from { opacity: 0; filter: blur(3px); } to { opacity: 1; filter: none; } }
@keyframes awSpin { to { transform: rotate(360deg); } }
@keyframes awReady { 0% { box-shadow: 0 0 0 0 rgba(255, 106, 43, .55); } 100% { box-shadow: 0 0 0 14px rgba(255, 106, 43, 0); } }

/* How it works: five steps along one line that fills as you scroll. */
.flow { --p: 0; list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 28px; position: relative; }
.flow::before, .flow::after { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: var(--rule); }
.flow::after { background: var(--accent); transform: scaleX(var(--p)); transform-origin: left; }
.flow__step { padding-top: 28px; position: relative; }
.flow__step::before { content: ""; position: absolute; top: -6px; left: 0; width: 15px; height: 15px; background: var(--bg);
  border: 3px solid var(--accent); border-radius: 50%; z-index: 1; transition: background-color 300ms var(--ease), border-color 300ms var(--ease); }
.flow__step.is-lit::before { background: var(--orange); border-color: var(--orange); }
.flow__n { font: 600 12px var(--mono); letter-spacing: .14em; color: var(--muted); }
.flow__step h3 { font-size: 23px; letter-spacing: -.03em; line-height: 1.1; margin: 14px 0 12px; }
.flow__step p { color: var(--muted); font-size: 15.5px; }

/* Safety: one calm block on cream. */
.safety { margin-top: 136px; padding: 128px 0 72px; background: var(--surface); border-top: 10px solid var(--blue); }

/* Fees and AI credits */
.facts { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.fact { border-top: 3px solid var(--fg); padding-top: 22px; }
.fact__k { font: 600 12px var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.fact__big { font: 700 clamp(72px, 10vw, 156px)/.9 var(--display); letter-spacing: -.06em; color: var(--accent); margin-bottom: 18px; }
.fact__big--o { color: var(--orange); }
.fact p:last-child { color: var(--muted); max-width: 460px; }

/* FAQ */
.faq__list { border-top: 1.5px solid var(--fg); max-width: 1000px; margin-left: 340px; }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 24px; padding: 24px 0;
  font: 600 20px var(--display); letter-spacing: -.02em; transition: color var(--fast) var(--ease); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-weight: 500; color: var(--accent); transition: transform 200ms var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq summary:hover { color: var(--accent); }
.faq details p { color: var(--muted); padding: 0 0 26px; max-width: 760px; }

/* Final call: the orange band. */
.final { margin-top: 136px; background: var(--orange); color: var(--ink); padding: 110px 0; }
.final__row { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; flex-wrap: wrap; }
.final h2 { font-size: clamp(40px, 5.6vw, 92px); }
.final .btn--ink:hover { background: var(--blue); }

.foot { background: var(--ink); color: var(--cream); padding: 44px 0 48px; }
.foot__row { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.foot nav { display: flex; flex-wrap: wrap; gap: 24px; font: 500 15px var(--display); } .foot nav a { text-decoration: none; opacity: .8; } .foot nav a:hover { opacity: 1; color: var(--orange); }
.disclaimer { margin-top: 28px; font-size: 13px; color: rgba(241, 234, 219, .55); }

/* Reveal on scroll (only when the script runs; without it everything is simply shown). */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity 700ms var(--ease), transform 700ms var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }
.js .hero__title .line { opacity: 0; transform: translateY(.25em); transition: opacity 800ms var(--ease), transform 800ms var(--ease); }
.js .hero__title .line--b { transition-delay: 120ms; }
.js.is-loaded .hero__title .line { opacity: 1; transform: none; }

@media (max-width: 1080px) {
  .nav__links { display: none; } .nav .btn { margin-left: auto; }
  .hero { grid-template-columns: 1fr; gap: 22px; }
  .hero__title { font-size: clamp(44px, 8vw, 92px); }
  .hero__side { max-width: 560px; }
  .aiw__grid { grid-template-columns: minmax(0, 1fr); }
  .flow { grid-template-columns: 1fr 1fr; row-gap: 48px; }
  .flow::before, .flow::after { display: none; }
  .section__head { grid-template-columns: 1fr; gap: 14px; }
  .section__lede { grid-column: 1; margin-top: 0; }
  .faq__list { margin-left: 0; }
}
@media (max-width: 720px) {
  :root { --gutter: 20px; --nav: 64px; }
  .nav__row { gap: 16px; } .nav__links { display: none; } .nav .btn { margin-left: auto; }
  .brand__mark { width: 28px; height: 28px; } .brand__word { font-size: 25px; }
  .hero { padding-top: 22px; padding-bottom: 20px; gap: 14px; }
  .hero__title { font-size: min(10vw, 52px); } .hero__title .line { white-space: normal; text-wrap: balance; }
  .hero__lede { font-size: 14.5px; line-height: 1.5; }
  .cta { margin-top: 16px; flex-wrap: nowrap; } .cta .btn { height: 46px; padding: 0 16px; font-size: 15px; }
  .river { min-height: 330px; }
  .beats { bottom: 56px; padding: 12px 14px; }
  .beats__k { display: none; }
  .beat__n { font-size: 10.5px; margin-bottom: 4px; } .beat__t { font-size: 18px; }
  .beats__bar { margin-top: 10px; }
  .beats--list .beats__list, html:not(.js) .beats__list { grid-template-columns: 1fr; }
  .bank { padding: 0 var(--gutter); height: 36px; } .bank--top { height: 42px; padding-bottom: 8px; } .bank--bot { padding-top: 8px; }
  .tag { font-size: 10px; letter-spacing: .1em; gap: 8px; }
  /* One label per bank on phones: the left one, or the one that lights up. */
  .tag:nth-child(2) { display: none; } .tag.is-hit { display: inline-flex; }
  .bank:has(.is-hit) .tag:not(.is-hit) { display: none; }
  .zone { font-size: 10px; padding: 4px 7px; letter-spacing: .06em; }
  .aw-idea, .aw-chat { min-height: 0; }
  .aw-idea__head, .aw-idea__body { padding-left: 18px; padding-right: 18px; }
  .aw-card h3 { font-size: 30px; }
  .aw-idea__head .aw-lab, .aw-chat__head .aw-status { display: none; }
  .aw-idea__head, .aw-chat__head { padding-left: 16px; padding-right: 16px; }
  .aw-acts { flex-wrap: wrap; }
  .aw-facts { grid-template-columns: 1fr; }
  .aw-log { min-height: 360px; padding: 16px; }
  .flow, .facts { grid-template-columns: 1fr; }
  .section { padding-top: 96px; } .safety { margin-top: 96px; padding: 88px 0 40px; } .final { margin-top: 96px; padding: 72px 0; }
  .foot__row { flex-direction: column; align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  .js .reveal, .js .hero__title .line { opacity: 1; transform: none; transition: none; }
  .beat { transition: none; }
  .aw-steps li, .aw-q, .aw-a, .aw-a .w { animation: none; }
  .aw-steps li i { animation: none; }
  .aw-approve.is-ready { animation: none; }
}