/* SpokenKey v4 — v1's "Keycap & Caret" layout, refined, with scroll-driven motion. Newsreader + Geist. Local review only. */

:root {
  --paper: #f1f2f4;
  --paper-2: #e7e9ed;
  --surface: #ffffff;
  --ink: #0c0f14;
  --ink-2: #474d5b;
  --line: #dcdfe5;
  --line-strong: #9aa1ae;
  --signal: #ff5b1f;        /* fills and large marks; ink on it ≈ 6.9:1 */
  --signal-ink: #b23c00;    /* text on light ≈ 5.6:1 on paper */
  --signal-soft: #ffe7dc;
  --night: #0c0f14;
  --night-2: #171b23;
  --night-line: #2c323e;
  --on-night: #f1f2f4;
  --on-night-2: #a9b0bd;
  --signal-night: #ff8a55;
  --focus: #2457e6;
  --ph-bg: #fff3c4;
  --ph-ink: #574000;

  /* Newsreader (display) + Geist (text). */
  --serif: "Newsreader", "Iowan Old Style", Georgia, serif;
  --sans: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --head-w: 400;
  --head-track: -0.025em;
  --head-scale: 0.86;
  --head-italic: italic;
  --head-accent: inherit;

  --gutter: clamp(16px, 4vw, 48px);
  --max: 1200px;
  --radius: 18px;
  --shadow: 0 1px 0 rgba(12, 15, 20, 0.04), 0 28px 56px -28px rgba(12, 15, 20, 0.22);
  --shadow-lift: 0 1px 0 rgba(12, 15, 20, 0.04), 0 40px 72px -30px rgba(12, 15, 20, 0.3);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

html { font-optical-sizing: auto; }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 400 1.0625rem/1.6 var(--sans); letter-spacing: -0.005em;
  overflow-wrap: break-word; -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.22em; }
a:hover { text-decoration-thickness: 2px; }
h1, h2 { font-family: var(--serif); font-weight: var(--head-w); line-height: 1; letter-spacing: var(--head-track); margin: 0; text-wrap: balance; }
h3 { font-family: var(--sans); font-weight: 600; letter-spacing: -0.02em; line-height: 1.2; margin: 0; }
h1 em, h2 em { font-style: var(--head-italic); color: var(--head-accent); }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; }

:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 6px; }
.band-night :focus-visible { outline-color: var(--signal-night); }

.skip { position: absolute; inset-inline-start: 12px; top: 12px; z-index: 30; background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 8px; clip-path: inset(50%); }
.skip:focus { clip-path: none; }

.wrap { max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Scroll progress (decorative) */
.progress { position: fixed; inset: 0 0 auto 0; height: 3px; z-index: 40; pointer-events: none; }
.progress i { display: block; height: 100%; background: var(--signal); transform-origin: 0 50%; transform: scaleX(var(--p, 0)); }

/* ---------- Reviewer marks ---------- */
.review-bar { background: var(--ph-bg); color: var(--ph-ink); font-size: 0.875rem; line-height: 1.45; }
.review-bar .wrap { display: flex; flex-wrap: wrap; gap: 6px 20px; align-items: center; padding-block: 8px; }
.review-bar fieldset { border: 0; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px 14px; align-items: center; }
.review-bar legend { float: inline-start; margin-inline-end: 8px; font-weight: 700; }
.review-bar label { display: inline-flex; gap: 6px; align-items: center; cursor: pointer; }
.ph {
  display: inline-block; font: 600 max(0.88em, 13px)/1.3 var(--sans); letter-spacing: 0; font-style: normal;
  color: var(--ph-ink); background: var(--ph-bg); border: 1.5px dashed #b08a1a; border-radius: 6px; padding: 0.05em 0.4em;
}
.band-night .ph { color: #3b2b00; }
.rep-label { display: inline-flex; align-items: flex-start; gap: 8px; font: 600 0.8125rem/1.35 var(--sans); text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-2); }
.rep-label::before { content: ""; flex: none; margin-top: 0.2em; width: 9px; height: 9px; border: 1.5px solid currentColor; border-radius: 2px; }

/* ---------- Brand + header ---------- */
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font: 650 1.1875rem/1 var(--sans); letter-spacing: -0.03em; }
.brand-mark { width: 28px; height: 28px; flex: none; }
.site-header { background: var(--paper); }
.site-header .wrap { display: flex; align-items: center; gap: 24px; min-height: 76px; flex-wrap: wrap; }
.site-nav { margin-inline-start: auto; display: flex; align-items: center; gap: 28px; }
.site-nav ul { list-style: none; display: flex; gap: 26px; }
.site-nav a:not(.key) { text-decoration: none; font-weight: 500; padding-block: 6px; color: var(--ink-2); transition: color 160ms ease; }
.site-nav a:not(.key):hover, .site-nav a[aria-current="page"] { color: var(--ink); text-decoration: underline; text-decoration-thickness: 1.5px; }
.menu-btn { display: none; }

/* ---------- Keycaps ---------- */
.key {
  --k-bg: var(--surface); --k-fg: var(--ink); --k-edge: var(--ink);
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 10px 22px;
  font: 600 1rem/1.2 var(--sans); letter-spacing: -0.01em;
  color: var(--k-fg); background: var(--k-bg);
  border: 1.5px solid var(--k-edge); border-radius: 12px; box-shadow: 0 3px 0 var(--k-edge);
  text-decoration: none; cursor: pointer;
  transition: transform 120ms var(--ease-out), box-shadow 120ms var(--ease-out), background-color 160ms ease;
}
.key:hover { text-decoration: none; }
.key:active { transform: translateY(2px); box-shadow: 0 1px 0 var(--k-edge); }
.key-primary { --k-bg: var(--signal); }
.key-quiet { --k-bg: transparent; box-shadow: none; border-color: var(--line-strong); }
.key-quiet:active { transform: none; }
.key-sm { min-height: 40px; padding: 6px 15px; font-size: 0.9375rem; border-radius: 10px; }
@media (hover: hover) and (pointer: fine) {
  .key-primary:hover { --k-bg: #ff7038; }
  .key:not(.key-primary):not(.key-quiet):hover { --k-bg: #f7f8fa; }
}
.band-night .key-quiet { color: var(--on-night); border-color: var(--night-line); }
.cta-note { margin-top: 10px; font-size: 0.875rem; color: var(--ink-2); }
.cta-note[hidden] { display: none; }

/* ---------- Common type ---------- */
.eyebrow { font: 600 0.8125rem/1.3 var(--sans); letter-spacing: 0.12em; text-transform: uppercase; color: var(--signal-ink); }
.band-night .eyebrow { color: var(--signal-night); }
.lede { font-size: 1.1875rem; line-height: 1.55; color: var(--ink-2); max-width: 36em; }
.section { padding-block: clamp(72px, 10vw, 140px); }
.section-head { display: grid; gap: 18px; max-width: 760px; margin-bottom: clamp(36px, 5vw, 64px); }
.section-head h2, .h2 { font-size: calc(clamp(2.5rem, 1.4rem + 3.6vw, 4.25rem) * var(--head-scale)); }
.caret { display: inline-block; width: 0.06em; height: 0.82em; margin-inline-start: 0.07em; background: var(--signal); vertical-align: -0.04em; border-radius: 2px; }
.text-link { font-weight: 600; text-decoration: underline; text-underline-offset: 0.28em; text-decoration-thickness: 1.5px; transition: text-underline-offset 200ms var(--ease-out); }
.text-link:hover { text-underline-offset: 0.4em; }

/* ---------- Hero ---------- */
.hero { padding-block: clamp(40px, 6vw, 88px) clamp(64px, 9vw, 120px); overflow: clip; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero h1 { font-size: calc(clamp(2.75rem, 1.2rem + 5vw, 5.75rem) * var(--head-scale)); line-height: 0.95; margin-block: 20px 26px; letter-spacing: -0.02em; }
.hero h1 .line { display: block; }
.hero .lede { margin-bottom: 34px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 14px 20px; align-items: center; }
.req-line { margin-top: 24px; font-size: 0.9375rem; color: var(--ink-2); }

.stage { position: relative; display: grid; gap: 16px; margin: 0; }
.stage-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.stage-top {
  display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 12px 16px; border-bottom: 1px solid var(--line); background: #f8f9fa;
  font: 500 0.8125rem/1.3 var(--sans); color: var(--ink-2);
}
.status-chip {
  display: inline-flex; align-items: center; gap: 8px;
  font: 600 0.8125rem/1.2 var(--sans); color: var(--ink);
  border: 1px solid var(--line); border-radius: 999px; padding: 5px 11px; background: var(--surface);
  transition: background-color 200ms ease, border-color 200ms ease;
}
.status-chip .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 3px var(--signal-soft); }
.status-chip.is-idle .dot { background: transparent; box-shadow: inset 0 0 0 1.5px var(--ink); }
.status-chip.is-done .dot { border-radius: 2px; background: var(--ink); box-shadow: none; }
.field { padding: 22px 22px 26px; min-height: 160px; font-size: 1.0625rem; line-height: 1.7; }
.field-label { font: 600 0.8125rem/1 var(--sans); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-2); margin-bottom: 12px; }
.field p + p { margin-top: 10px; }
.field .muted { color: var(--ink-2); }
.ins { background: var(--signal-soft); box-decoration-break: clone; -webkit-box-decoration-break: clone; padding: 0 2px; border-radius: 3px; }
.ins-caret { display: inline-block; width: 2px; height: 1.2em; background: var(--signal-ink); vertical-align: -0.2em; margin-inline-start: 1px; }
.partial { margin-top: 12px; font-size: 0.9375rem; color: var(--ink-2); background: #f4f5f7; border-radius: 8px; padding: 8px 12px; }
.partial[hidden] { display: none; }

.fn-cap {
  width: 92px; height: 92px; flex: none;
  display: grid; place-items: end start; padding: 12px 14px;
  font: 600 1.5rem/1 var(--sans); letter-spacing: -0.02em; color: var(--ink);
  background: var(--surface); border: 1.5px solid var(--ink); border-radius: 18px; box-shadow: 0 5px 0 var(--ink);
  transition: transform 90ms ease-out, box-shadow 90ms ease-out, background-color 160ms ease;
}
button.fn-cap { cursor: pointer; touch-action: none; user-select: none; -webkit-user-select: none; }
.fn-cap small { font-size: 0.8125rem; font-weight: 500; letter-spacing: 0.02em; display: block; margin-bottom: 4px; color: var(--ink-2); }
.fn-cap.is-down { transform: translateY(4px) scale(0.97); box-shadow: 0 1px 0 var(--ink); background: var(--signal-soft); }
.stage-foot { display: flex; align-items: center; gap: 16px; }
.stage-foot p { font-size: 0.9375rem; color: var(--ink-2); max-width: 26em; }

/* ---------- Modes ---------- */
.modes { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--ink); }
.mode { padding: 32px 32px 36px 0; display: grid; gap: 14px; align-content: start; }
.mode + .mode { border-inline-start: 1px solid var(--line); padding-inline: 32px 0; }
.mode-num { font: 600 0.8125rem/1 var(--sans); letter-spacing: 0.12em; text-transform: uppercase; color: var(--signal-ink); }
.mode h3 { font: var(--head-w) clamp(1.875rem, 1.2rem + 1.8vw, 2.75rem)/1.05 var(--serif); letter-spacing: -0.01em; }
.mode p { color: var(--ink-2); }
.mode .text-link { justify-self: start; }

/* ---------- Push-to-Talk: pinned story ---------- */
.ptt-grid { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(32px, 5vw, 80px); align-items: start; }
.steps { list-style: none; counter-reset: step; }
.steps li { counter-increment: step; display: grid; grid-template-columns: 56px 1fr; gap: 6px 18px; padding-block: 28px; min-height: 52vh; align-content: center; border-top: 1px solid var(--line); transition: opacity 300ms ease; }
.steps li:last-child { border-bottom: 1px solid var(--line); }
.steps li::before {
  content: counter(step); grid-row: span 2;
  width: 44px; height: 44px; display: grid; place-items: center;
  font: 600 1rem/1 var(--sans); border: 1.5px solid var(--ink); border-radius: 11px; box-shadow: 0 3px 0 var(--ink); background: var(--surface);
  transition: background-color 250ms ease, transform 250ms var(--ease-out);
}
.steps h3 { font: var(--head-w) clamp(1.75rem, 1.2rem + 1.4vw, 2.5rem)/1.05 var(--serif); letter-spacing: -0.01em; }
.steps p { color: var(--ink-2); max-width: 32em; }
.js .steps li:not(.is-current) { opacity: 0.42; }
.steps li.is-current::before { background: var(--signal); transform: translateY(-2px); }
.steps .text-link { grid-column: 2; justify-self: start; margin-top: 8px; }

.demo { display: grid; gap: 16px; position: sticky; top: 12vh; }
.demo-controls { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.demo-live { font: 500 0.875rem/1.4 var(--sans); color: var(--ink-2); min-height: 1.4em; }
.recovery { display: grid; gap: 10px; padding: 20px 22px; }
.recovery[hidden] { display: none; }
.recovery h3 { font-size: 1.25rem; }
.recovery .quote-box { border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; background: #f8f9fa; }
.recovery .row { display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: center; }
.field[hidden] { display: none; }
.swap { animation: rise 260ms var(--ease-out) both; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ---------- Long-Form: pinned story ---------- */
.lf { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: clamp(32px, 5vw, 80px); align-items: start; }
.lf-intro { display: grid; gap: 18px; margin-bottom: 24px; }
.lf-facts { list-style: none; display: grid; }
.lf-facts li { display: grid; grid-template-columns: 22px 1fr; gap: 14px; padding-block: 24px; min-height: 40vh; align-content: center; border-top: 1px solid var(--line); transition: opacity 300ms ease; }
.lf-facts li:last-child { border-bottom: 1px solid var(--line); }
.lf-facts li::before { content: ""; width: 12px; height: 12px; margin-top: 0.5em; background: var(--surface); border: 1.5px solid var(--ink); border-radius: 3px; transition: background-color 250ms ease; }
.lf-facts li b { font-weight: 600; }
.lf-facts .k { display: block; font: var(--head-w) 1.75rem/1.1 var(--serif); margin-bottom: 6px; }
.js .lf-facts li:not(.is-current) { opacity: 0.42; }
.lf-facts li.is-current::before { background: var(--signal); }
.lf-stage { position: sticky; top: 10vh; }

.tabs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; padding: 4px; background: var(--paper-2); border-radius: 12px; }
.tab {
  font: 600 0.875rem/1.2 var(--sans); color: var(--ink-2); flex: 1 1 auto;
  min-height: 40px; padding: 8px 14px; border-radius: 9px;
  border: 0; background: transparent; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; transition: background-color 200ms ease, color 200ms ease;
}
.tab .n { font-variant-numeric: tabular-nums; color: var(--signal-ink); }
.tab[aria-selected="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(12, 15, 20, 0.12); }

.lf-panel { padding: 24px; display: grid; gap: 18px; }
.lf-panel[hidden] { display: none; }
.lf-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; align-items: center; }
.lf-title { font: 600 1.25rem/1.25 var(--sans); letter-spacing: -0.02em; }
.lf-sub { color: var(--ink-2); font-size: 0.9375rem; }
.source { display: grid; grid-template-columns: 24px 1fr; gap: 2px 12px; padding: 14px 16px; border: 1px solid var(--line); border-radius: 14px; }
.source.is-selected { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); background: #fff8f4; }
.source .radio { width: 20px; height: 20px; border-radius: 50%; border: 1.5px solid var(--ink); grid-row: span 2; margin-top: 2px; display: grid; place-items: center; }
.source.is-selected .radio::after { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--ink); }
.source b { font-weight: 600; }
.source span:last-child { color: var(--ink-2); font-size: 0.9375rem; }
.source .tag { font: 600 0.8125rem/1 var(--sans); text-transform: uppercase; letter-spacing: 0.1em; margin-inline-start: 8px; color: var(--signal-ink); }
.meta { display: flex; flex-wrap: wrap; gap: 6px 18px; font: 500 0.8125rem/1.4 var(--sans); color: var(--ink-2); }
.timer { font: var(--head-w) 3rem/1 var(--serif); font-variant-numeric: tabular-nums; }
.ribbon { display: flex; align-items: center; gap: 5px; height: 84px; padding-inline: 4px; }
.ribbon i { flex: 1 1 0; min-width: 3px; max-width: 8px; background: var(--ink); border-radius: 4px; transform-origin: 50% 50%; }
.ribbon.is-settled i { height: 6px !important; background: var(--line-strong); }
.editor { border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; font-size: 1.0625rem; line-height: 1.85; background: var(--surface); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
.copied { font: 600 0.875rem/1.3 var(--sans); color: var(--ink); display: inline-flex; align-items: center; gap: 6px; }
.copied[hidden] { display: none; }
.copied::before { content: "✓"; font-weight: 800; }

/* ---------- Night band ---------- */
.band-night { background: var(--night); color: var(--on-night); }
.band-night .lede, .band-night p { color: var(--on-night-2); }
.band-night h2, .band-night h3, .band-night strong, .band-night b { color: var(--on-night); }
.local-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 28px 24px; }
.local-cell { grid-column: span 4; border-top: 1px solid var(--night-line); padding-top: 22px; display: grid; gap: 10px; align-content: start; }
.local-cell.wide { grid-column: span 6; }
.local-cell h3 { font: var(--head-w) 1.75rem/1.1 var(--serif); letter-spacing: -0.01em; }
.local-cell .k { font: 600 0.8125rem/1 var(--sans); letter-spacing: 0.12em; text-transform: uppercase; color: var(--signal-night); }
.retention { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.retention span { font: 600 0.875rem/1 var(--sans); padding: 10px 13px; border-radius: 10px; border: 1px solid var(--night-line); color: var(--on-night); transition: border-color 300ms ease, background-color 300ms ease; }
.retention span.is-default { border-color: var(--signal-night); background: var(--night-2); }
.retention span.is-default::after { content: " · default"; color: var(--signal-night); }
.toggle-off { display: inline-flex; align-items: center; gap: 10px; font: 600 0.875rem/1 var(--sans); color: var(--on-night); margin-top: 6px; }
.toggle-off .sw { width: 40px; height: 24px; border-radius: 99px; border: 1.5px solid var(--on-night-2); position: relative; }
.toggle-off .sw::after { content: ""; position: absolute; inset-block-start: 3px; inset-inline-start: 3px; width: 15px; height: 15px; border-radius: 50%; background: var(--on-night-2); }
.night-foot { margin-top: 44px; font-size: 0.9375rem; color: var(--on-night-2); max-width: 52em; }
.band-night a { color: var(--on-night); }
.big-line { font: var(--head-w) clamp(2.25rem, 1rem + 4vw, 4.5rem)/1.02 var(--serif); letter-spacing: -0.015em; color: var(--on-night); max-width: 18ch; margin-bottom: clamp(40px, 6vw, 72px); }
.big-line em { color: var(--signal-night); }

/* ---------- Offer ---------- */
.offer { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr); border: 1px solid var(--line); border-radius: 26px; background: var(--surface); overflow: hidden; box-shadow: var(--shadow-lift); }
.offer-main { padding: clamp(28px, 4vw, 56px); display: grid; gap: 20px; align-content: start; }
.offer-main h2 { font-size: calc(clamp(2.5rem, 1.4rem + 3vw, 4rem) * var(--head-scale)); }
.price-line { font: var(--head-w) clamp(1.75rem, 1.1rem + 1.8vw, 2.5rem)/1.2 var(--serif); display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: baseline; }
.price-line .ph { font-size: 0.6em; }
.offer-side { padding: clamp(28px, 4vw, 56px); background: #f8f9fa; border-inline-start: 1px solid var(--line); }
.terms { list-style: none; display: grid; gap: 16px; }
.terms li { display: grid; gap: 4px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.terms li:last-child { border-bottom: 0; padding-bottom: 0; }
.terms b { font-weight: 600; }
.terms span { color: var(--ink-2); font-size: 0.9375rem; }
.held { margin-top: 20px; padding: 12px 14px; border: 1.5px dashed #b08a1a; border-radius: 12px; background: var(--ph-bg); color: var(--ph-ink); font-size: 0.875rem; line-height: 1.5; }

/* ---------- FAQ ---------- */
.faq { border-top: 1px solid var(--ink); max-width: 880px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 24px 56px 24px 0; position: relative; font: var(--head-w) clamp(1.375rem, 1.1rem + 0.8vw, 1.75rem)/1.2 var(--serif); letter-spacing: -0.005em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; inset-inline-end: 4px; top: 50%; width: 34px; height: 34px; margin-top: -17px;
  border: 1.5px solid var(--ink); border-radius: 10px; box-shadow: 0 2px 0 var(--ink);
  background: linear-gradient(var(--ink), var(--ink)) center / 12px 1.5px no-repeat, linear-gradient(var(--ink), var(--ink)) center / 1.5px 12px no-repeat; /* plus sign */
  transition: transform 250ms var(--ease-out), background-color 200ms ease;
}
.faq details[open] summary::after { transform: rotate(45deg); background-color: var(--signal); }
.faq .answer { padding: 0 56px 26px 0; color: var(--ink-2); max-width: 44em; display: grid; gap: 10px; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding-block: 48px 64px; }
.site-footer .wrap { display: grid; grid-template-columns: 1fr auto; gap: 24px 40px; align-items: start; }
.foot-links { list-style: none; display: flex; flex-wrap: wrap; gap: 10px 28px; }
.foot-links a { font-weight: 500; }
.foot-links .is-ph::after { content: " (placeholder)"; font-size: 0.8125rem; color: var(--ph-ink); }
.foot-small { grid-column: 1 / -1; font-size: 0.875rem; color: var(--ink-2); }
.foot-word { grid-column: 1 / -1; font: var(--head-w) calc(clamp(4rem, 1rem + 14vw, 13rem) * var(--head-scale))/0.85 var(--serif); letter-spacing: -0.03em; color: var(--ink); margin-top: 24px; white-space: nowrap; overflow: hidden; }
.foot-word .caret { background: var(--signal); }

/* ---------- Download ---------- */
.page-head { padding-block: clamp(48px, 7vw, 96px) 36px; }
.page-head h1 { font-size: calc(clamp(3rem, 1.6rem + 5vw, 5.75rem) * var(--head-scale)); margin-top: 16px; line-height: 0.95; }
.release { border: 1px solid var(--line); border-radius: 26px; background: var(--surface); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); overflow: hidden; box-shadow: var(--shadow-lift); }
.release-main { padding: clamp(28px, 4vw, 56px); display: grid; gap: 20px; align-content: start; }
.release-side { padding: clamp(28px, 4vw, 56px); background: #f8f9fa; border-inline-start: 1px solid var(--line); display: grid; gap: 18px; align-content: start; }
.state-pill { justify-self: start; display: inline-flex; align-items: center; gap: 10px; font: 600 0.8125rem/1 var(--sans); text-transform: uppercase; letter-spacing: 0.1em; padding: 9px 13px; border-radius: 999px; border: 1.5px solid var(--ink); }
.state-pill svg { width: 16px; height: 16px; }
.state-pill.is-ready { background: var(--signal); }
.release-main h2 { font-size: calc(clamp(2.25rem, 1.3rem + 2.6vw, 3.5rem) * var(--head-scale)); }
.release-side h3 { font-size: 1.125rem; }
.spec { display: grid; grid-template-columns: max-content 1fr; gap: 12px 24px; margin: 0; }
.spec dt { font: 600 0.8125rem/1.8 var(--sans); text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-2); }
.spec dd { margin: 0; font-weight: 500; }
.install { list-style: none; counter-reset: s; display: grid; gap: 12px; }
.install li { counter-increment: s; display: grid; grid-template-columns: 34px 1fr; gap: 12px; }
.install li::before { content: counter(s); width: 28px; height: 28px; display: grid; place-items: center; font: 600 0.8125rem/1 var(--sans); border: 1.5px solid var(--ink); border-radius: 8px; box-shadow: 0 2px 0 var(--ink); }
[data-state-view][hidden] { display: none !important; }

/* ---------- Support ---------- */
.support-layout { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 2fr); gap: clamp(32px, 5vw, 72px); align-items: start; padding-bottom: 104px; }
.support-layout aside { position: sticky; top: 24px; }
.toc { border-top: 1px solid var(--ink); }
.toc h2 { font: 600 0.8125rem/1 var(--sans); letter-spacing: 0.12em; text-transform: uppercase; padding-block: 18px 8px; color: var(--ink-2); }
.toc ol { list-style: none; counter-reset: t; }
.toc li { counter-increment: t; border-bottom: 1px solid var(--line); }
.toc li[hidden] { display: none; }
.toc a { display: grid; grid-template-columns: 34px 1fr; gap: 8px; padding-block: 12px; text-decoration: none; font-weight: 500; transition: color 160ms ease, padding 200ms var(--ease-out); }
.toc a::before { content: counter(t, decimal-leading-zero); font: 600 0.8125rem/1.7 var(--sans); font-variant-numeric: tabular-nums; color: var(--signal-ink); }
.toc a:hover span, .toc a.is-current span { text-decoration: underline; text-underline-offset: 0.25em; }
.toc a.is-current { padding-inline-start: 6px; }
.filter { display: grid; gap: 8px; margin-bottom: 20px; }
.filter label { font-weight: 600; font-size: 0.9375rem; }
.filter input { font: inherit; min-height: 48px; padding: 10px 14px; border: 1.5px solid var(--ink); border-radius: 12px; background: var(--surface); width: 100%; }
.filter-status { font-size: 0.875rem; color: var(--ink-2); min-height: 1.3em; }
.topic { padding-block: 36px; border-top: 1px solid var(--line); scroll-margin-top: 24px; }
.topic:first-child { border-top: 1px solid var(--ink); }
.topic[hidden] { display: none; }
.topic-head { display: flex; gap: 14px; align-items: baseline; margin-bottom: 14px; }
.topic-head .n { font: 600 0.875rem/1 var(--sans); font-variant-numeric: tabular-nums; color: var(--signal-ink); }
.topic h2 { font-size: clamp(1.875rem, 1.3rem + 1.6vw, 2.75rem); }
.topic > p { color: var(--ink-2); max-width: 42em; margin-bottom: 14px; }
.qa { list-style: none; max-width: 46em; }
.qa li { padding-block: 12px; border-top: 1px dashed var(--line); }
.qa li:first-child { border-top: 0; }
.qa > li > b { display: block; font-weight: 600; margin-bottom: 2px; }
.qa p { color: var(--ink-2); }
.back-top { display: inline-block; margin-top: 12px; font-size: 0.875rem; }

/* ---------- Motion (scroll-driven, once; never autoplay or loop) ---------- */
@media (prefers-reduced-motion: no-preference) {
  .js .hero h1 .line { overflow: clip; padding-bottom: 0.08em; margin-bottom: -0.08em; }
  .js .hero h1 .line > span { display: inline-block; transform: translateY(105%); animation: line-up 1000ms var(--ease-expo) forwards; animation-delay: calc(120ms + var(--i, 0) * 110ms); }
  .js .hero [data-load] { opacity: 0; transform: translateY(16px); animation: fade-up 700ms var(--ease-out) forwards; animation-delay: var(--d, 400ms); }
  .js .hero .stage { animation: stage-in 1200ms var(--ease-expo) 250ms both; }
  .js .hero .caret { animation: caret-in 500ms var(--ease-out) 900ms both; }
  .js [data-reveal] { opacity: 0; transform: translateY(14px); transition: opacity 500ms var(--ease-out), transform 700ms var(--ease-expo); transition-delay: calc(var(--r, 0) * 50ms); }
  .js [data-reveal].is-in { opacity: 1; transform: none; }
  .js .ribbon.is-live i { transform: scaleY(0.15); transition: transform 700ms var(--ease-expo); transition-delay: calc(var(--b, 0) * 22ms); }
  .js .ribbon.is-live.is-in i { transform: none; }
  .js .retention span { opacity: 0.35; transition-delay: calc(var(--r, 0) * 140ms); }
  .js .retention.is-in span { opacity: 1; }
  .js .foot-word { transform: translateY(30%); opacity: 0; transition: transform 1200ms var(--ease-expo), opacity 800ms var(--ease-out); }
  .js .foot-word.is-in { transform: none; opacity: 1; }
  .js .hero .stage-card { will-change: transform; }
}
@keyframes line-up { to { transform: none; } }
@keyframes fade-up { to { opacity: 1; transform: none; } }
@keyframes stage-in { from { opacity: 0; transform: translateY(48px) rotate(1.5deg); } to { opacity: 1; transform: none; } }
@keyframes caret-in { from { transform: scaleY(0); } to { transform: none; } }

/* ---------- Responsive ---------- */
@media (max-width: 1023px) {
  .hero .wrap, .ptt-grid, .lf, .support-layout { grid-template-columns: minmax(0, 1fr); }
  .local-cell, .local-cell.wide { grid-column: span 6; }
  .offer, .release { grid-template-columns: minmax(0, 1fr); }
  .offer-side, .release-side { border-inline-start: 0; border-top: 1px solid var(--line); }
  .support-layout aside { position: static; }
  /* Pinned stories unpin: the demo follows the steps instead */
  .demo, .lf-stage { position: static; }
  .ptt-grid .demo { order: -1; }
  .lf .lf-stage { order: -1; }
  .steps li, .lf-facts li { min-height: 0; }
  .js .steps li:not(.is-current), .js .lf-facts li:not(.is-current) { opacity: 1; }
}

@media (max-width: 760px) {
  .menu-btn {
    display: inline-flex; margin-inline-start: auto; align-items: center; gap: 8px;
    min-height: 44px; padding: 8px 14px; font: 600 0.9375rem/1 var(--sans);
    background: var(--surface); color: var(--ink); border: 1.5px solid var(--ink); border-radius: 10px; box-shadow: 0 2px 0 var(--ink); cursor: pointer;
  }
  .menu-btn .bars { width: 16px; height: 10px; border-block: 1.5px solid currentColor; position: relative; }
  .menu-btn .bars::after { content: ""; position: absolute; inset-inline: 0; top: 2.75px; border-top: 1.5px solid currentColor; }
  .menu-btn[aria-expanded="true"] .bars { border-color: transparent; }
  .menu-btn[aria-expanded="true"] .bars::after { content: "×"; border: 0; top: -9px; font-size: 22px; line-height: 1; text-align: center; }
  .site-nav { display: none; width: 100%; margin: 0; padding-bottom: 18px; flex-direction: column; align-items: stretch; gap: 14px; }
  .site-nav.is-open { display: flex; }
  .site-nav ul { flex-direction: column; gap: 0; }
  .site-nav li { border-top: 1px solid var(--line); }
  .site-nav a:not(.key) { display: block; padding-block: 14px; color: var(--ink); }
  .site-nav .key { width: 100%; }
  .js .site-nav:not(.is-open) { display: none; }
  .no-js .site-nav { display: flex; }

  .cta-row { flex-direction: column; align-items: stretch; }
  .cta-row .key { width: 100%; }
  .cta-row .text-link { align-self: flex-start; padding-block: 6px; }
  .offer-main .key, .release-main .key { width: 100%; }
  .modes { grid-template-columns: minmax(0, 1fr); }
  .mode { padding: 26px 0; }
  .mode + .mode { border-inline-start: 0; border-top: 1px solid var(--line); padding-inline: 0; }
  .local-cell, .local-cell.wide { grid-column: 1 / -1; }
  .fn-cap { width: 76px; height: 76px; font-size: 1.25rem; border-radius: 15px; }
  .site-footer .wrap { grid-template-columns: minmax(0, 1fr); }
  .spec { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .spec dd { margin-bottom: 10px; }
  .faq summary { padding-inline-end: 48px; }
  .faq .answer { padding-inline-end: 0; }
  .tab { flex: 1 1 calc(50% - 6px); }
  .steps li { grid-template-columns: 48px 1fr; gap: 6px 14px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .fn-cap.is-down, .key:active { transform: none; }
}