:root {
  --ground: #f1f3f6;
  --ground-2: #e4e8ed;
  --ground-3: #d8dde4;
  --ink: #1a1d20;
  --ink-2: #353a42;
  --muted: #5a6068;
  --accent: #2d3748;
  --on-accent: #f1f3f6;
  --sepia: #efe8dc;
  --sepia-ink: #3a2e20;
  --night: #0d0e11;
  --night-ink: #e6e9ed;

  --sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --serif: "Literata", Georgia, "Times New Roman", serif;

  --t-display: clamp(52px, 5.2vw, 80px);
  --t-title: clamp(30px, 2.8vw, 40px);
  --t-statement: clamp(22px, 2vw, 28px);
  --t-body: 18px;
  --t-small: 14px;

  --margin: clamp(20px, 2.8vw, 40px);
  --gap: clamp(16px, 1.7vw, 24px);
  --radius: 20px;
  --section: clamp(120px, 13vw, 200px);
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 400 var(--t-body)/1.55 var(--sans);
  font-feature-settings: "tnum" 0;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
p { margin: 0; }
button { font: inherit; color: inherit; }
::selection { background: var(--accent); color: var(--on-accent); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
cite { font-style: italic; }

.skip { position: absolute; left: var(--margin); top: -60px; padding: 10px 16px; background: var(--accent); color: var(--on-accent); border-radius: 999px; z-index: 50; }
.skip:focus { top: 12px; }

/* Tipografía */
.display {
  margin: 0;
  font: 400 var(--t-display)/1.02 var(--serif);
  letter-spacing: -0.028em;
  text-wrap: balance;
}
.section-title {
  margin: 0;
  font: 400 var(--t-title)/1.1 var(--serif);
  letter-spacing: -0.018em;
  text-wrap: balance;
}
.sub-title { margin: 0; font: 500 var(--t-statement)/1.2 var(--sans); letter-spacing: -0.01em; }
.statement { font: 500 var(--t-statement)/1.22 var(--sans); letter-spacing: -0.012em; }
.lead { font-size: var(--t-body); max-width: 40ch; }
.note { font-size: var(--t-small); color: var(--muted); max-width: 70ch; }

/* Botones */
.button {
  display: inline-flex; align-items: center; justify-content: center;
  height: 48px; padding: 0 26px; border-radius: 999px;
  background: var(--accent); color: var(--on-accent);
  font: 500 16px/1 var(--sans); text-decoration: none; border: 0; cursor: pointer;
  transition: transform 0.18s var(--ease), background-color 0.18s;
}
.button:hover { background: #1f2734; transform: translateY(-1px); }
.button:active { transform: translateY(1px) scale(0.98); }

/* Navegación */
.nav {
  position: absolute; inset: 0 0 auto 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 28px var(--margin) 0;
}
.wordmark { display: inline-flex; align-items: center; gap: 10px; font: 600 20px/1 var(--sans); letter-spacing: -0.01em; text-decoration: none; color: var(--ink); }
.wordmark svg { width: 26px; height: 26px; }
.logo-hl { fill: #c9d0da; }
.logo-line { fill: var(--accent); }
.nav nav { display: flex; gap: clamp(14px, 2vw, 32px); }
.nav nav a { font-size: 15px; color: var(--ink-2); padding: 6px 0; text-decoration: underline 2px transparent; text-underline-offset: 6px; transition: text-decoration-color 0.25s, color 0.2s; }
.nav nav a:hover { color: var(--ink); text-decoration-color: currentColor; }

/* Primer pantallazo */
.hero {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gap);
  padding: 0 var(--margin);
  min-height: 100svh;
}
.hero-copy { grid-column: 1 / span 5; grid-row: 1; padding-top: 150px; position: relative; z-index: 2; }
.hero-copy .lead { margin-top: 40px; }
.hero-copy .button { margin-top: 32px; }
.hero-hint { margin-top: 28px; font-size: var(--t-small); color: var(--muted); max-width: 36ch; }

.stage {
  grid-column: 6 / -1; grid-row: 1;
  margin-right: calc(var(--margin) * -1);
  margin-top: clamp(140px, calc(100svh - 632px), 380px);
  background: var(--accent);
  padding: 56px 0 96px 56px;
  position: relative;
  overflow: hidden;
}

.app-demo { height: clamp(520px, calc(100svh - 220px), 760px); overflow: hidden; border-radius: 16px 0 0 16px; background: #eef1f5; }
.app-demo[hidden] { display: none; }
.app-demo iframe { display: block; border: 0; transform-origin: 0 0; }
.stage.is-app { margin-top: 140px; padding-bottom: 56px; }
.stage.is-app .reader { display: none; }

/* Fragmento: lector de Letha */
[data-ui].reader {
  --r-bg: #fbfcfd; --r-ink: #1a1d20; --r-muted: #5a6068; --r-soft: #353a42; --r-hl: #d6dce4; --r-hl-ink: #1a1d20;
  --r-panel: #eef1f4; --r-line: rgba(26, 29, 32, 0.1); --r-btn: #1a1d20; --r-btn-ink: #ffffff; --r-fill: #2d3748; --r-track: rgba(26, 29, 32, 0.12);
  width: min(620px, 100%);
  background: var(--r-bg);
  color: var(--r-ink);
  border-radius: 26px;
  font-family: var(--sans);
  display: flex; flex-direction: column;
  overflow: hidden;
}
[data-ui].reader .r-bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 22px 12px; border-bottom: 1px solid var(--r-line); }
[data-ui].reader .r-book { display: flex; flex-direction: column; min-width: 0; }
[data-ui].reader .r-title { font-size: 14px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
[data-ui].reader .r-page { font-size: 13px; color: var(--r-muted); }
[data-ui].reader .r-badge { font-size: 13px; padding: 4px 10px; border-radius: 999px; background: var(--r-panel); }
[data-ui].reader .r-sheet {
  position: relative; height: 236px; overflow-y: auto; padding: 22px 30px 30px;
  font-family: var(--serif); font-size: 18px; line-height: 1.72; color: var(--r-ink);
  scroll-behavior: smooth; overscroll-behavior: contain;
}
[data-ui].reader .r-sheet p + p { margin-top: 12px; }
[data-ui].reader .r-chapter { font-size: 15px; color: var(--r-muted); font-family: var(--sans); margin-bottom: 6px; }
[data-ui].reader .r-omit { color: var(--r-muted); }
[data-ui].reader .s { cursor: pointer; border-radius: 6px; padding: 1px 3px; margin: 0 -3px; -webkit-box-decoration-break: clone; box-decoration-break: clone; transition: background-color 0.25s, color 0.25s; }
[data-ui].reader .s:hover { background: rgba(45, 55, 72, 0.08); }
[data-ui].reader .s.is-active { background: var(--r-hl); color: var(--r-hl-ink); }
[data-ui].reader .r-translation { background: var(--r-panel); padding: 14px 22px 16px; border-top: 1px solid var(--r-line); }
[data-ui].reader .r-tr-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
[data-ui].reader .r-tr-label { font-size: 13px; font-weight: 500; color: var(--r-muted); }
[data-ui].reader .r-langs { display: flex; gap: 2px; padding: 3px; border-radius: 999px; background: rgba(26, 29, 32, 0.06); }
[data-ui].reader .r-langs button { border: 0; background: transparent; padding: 5px 11px; border-radius: 999px; font-size: 13px; cursor: pointer; color: var(--r-soft); transition: background-color 0.2s, color 0.2s; }
[data-ui].reader .r-langs button:hover { color: var(--r-ink); }
[data-ui].reader .r-langs button[aria-checked="true"] { background: var(--r-bg); color: var(--r-ink); font-weight: 500; }
[data-ui].reader .r-tr-text { margin-top: 8px; font-family: var(--serif); font-size: 16px; line-height: 1.6; min-height: 3.2em; max-height: 6.4em; overflow-y: auto; }
[data-ui].reader .r-dock { display: flex; align-items: center; gap: 14px; padding: 12px 16px 14px 12px; border-top: 1px solid var(--r-line); }
[data-ui] .r-voice { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 500; flex-shrink: 0; }
[data-ui] .r-avatar { width: 30px; height: 30px; border-radius: 999px; display: inline-flex; align-items: center; justify-content: center; background: #dde2e9; color: #2d3748; font-size: 13px; font-weight: 600; }
[data-ui].reader .r-play { width: 48px; height: 48px; flex-shrink: 0; border-radius: 999px; border: 0; background: var(--r-btn); color: var(--r-btn-ink); display: inline-flex; align-items: center; justify-content: center; cursor: pointer; transition: transform 0.15s var(--ease); }
[data-ui].reader .r-play:hover { transform: scale(1.05); }
[data-ui].reader .r-play:active { transform: scale(0.95); }
[data-ui].reader .r-play svg { width: 20px; height: 20px; }
[data-ui].reader .r-play .i-pause, [data-ui].reader.is-playing .r-play .i-play { display: none; }
[data-ui].reader.is-playing .r-play .i-pause { display: block; }
[data-ui].reader .r-timeline { position: relative; flex: 1; min-width: 0; }
[data-ui].reader .r-parts { display: flex; gap: 3px; height: 4px; }
[data-ui].reader .r-parts span { flex: 1; border-radius: 999px; background: var(--r-track); overflow: hidden; position: relative; }
[data-ui].reader .r-parts span::after { content: ""; position: absolute; inset: 0; background: var(--r-fill); transform-origin: left; transform: scaleX(var(--p, 0)); }
[data-ui].reader .r-seek { position: absolute; inset: -8px 0 auto; width: 100%; height: 20px; opacity: 0; cursor: pointer; margin: 0; }
[data-ui].reader .r-times { display: flex; justify-content: space-between; gap: 8px; margin-top: 6px; font-size: 12px; color: var(--r-muted); font-variant-numeric: tabular-nums; }
[data-ui].reader .r-speed { flex-shrink: 0; border: 0; background: var(--r-panel); border-radius: 999px; height: 38px; min-width: 56px; padding: 0 12px; font-size: 13px; font-weight: 600; cursor: pointer; font-variant-numeric: tabular-nums; }
[data-ui].reader .r-speed:hover { background: #e2e6eb; }

/* Lectura bimodal */
.bimodal {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap);
  padding: var(--section) var(--margin) 0;
}
.bimodal-head { grid-column: 1 / span 7; margin-bottom: 48px; }
.bimodal-lead { margin-top: 24px; max-width: 60ch; }
.tracks { grid-column: 1 / -1; margin: 0; display: grid; grid-template-columns: 7em minmax(0, 1fr); grid-template-rows: 52px auto auto; column-gap: 16px; row-gap: 6px; }
.tracks-labels { grid-column: 1; grid-row: 1 / span 3; display: grid; grid-template-rows: subgrid; }
.tracks-labels span { font-size: 17px; font-weight: 500; color: var(--ink-2); padding-top: 14px; }
.tracks-labels span:first-child { padding-top: 0; align-self: center; }
.tracks-lanes { grid-column: 2; grid-row: 1 / span 3; display: grid; grid-template-rows: subgrid; column-gap: 6px; position: relative; }
.tracks .seg { display: contents; }
.seg-audio { grid-row: 1; display: flex; align-items: center; min-width: 0; padding: 0 14px; border: 0; border-radius: 12px; background: var(--accent); color: var(--on-accent); font: 500 14px/1 var(--sans); font-variant-numeric: tabular-nums; text-align: left; cursor: pointer; overflow: hidden; transition: background-color 0.2s; }
.seg-audio:hover { background: #1f2734; }
.seg-audio span { white-space: nowrap; }
.seg-text, .seg-tr { margin: 0; min-width: 0; padding: 14px 16px; border-radius: 12px; font: 400 16px/1.55 var(--serif); transition: background-color 0.25s; }
.seg-tr > span { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 4; overflow: hidden; }
.seg-view { display: block; height: calc(4em * 1.75); overflow: hidden; }
.seg-words { display: block; position: relative; transition: transform 0.35s var(--ease); }
.seg-w { border-radius: 4px; padding: 0 2px; margin: 0 -2px; transition: background-color 0.12s; }
.seg-w.is-on { background: #d6dce4; }
.seg-text { grid-row: 2; background: #fbfcfd; color: var(--ink); line-height: 1.75; }
.seg-tr { grid-row: 3; background: var(--ground-2); color: var(--ink-2); }
.tracks-head { position: absolute; top: -8px; bottom: -8px; left: -1px; width: 2px; border-radius: 2px; background: var(--ink); opacity: 0; pointer-events: none; transition: opacity 0.2s; }
.tracks figcaption { grid-column: 2; margin-top: 14px; font-size: var(--t-small); color: var(--muted); }
.supports { grid-column: 1 / -1; list-style: none; margin: 96px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 56px var(--gap); }
.support-title { margin: 0 0 10px; font: 500 var(--t-statement)/1.2 var(--sans); letter-spacing: -0.012em; }
.support p { max-width: 38ch; }
.bimodal-note { grid-column: 1 / span 8; margin-top: 64px; font-size: var(--t-small); color: var(--muted); }
.bimodal-note a { color: inherit; }

/* Modelos */
.models {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap);
  padding: var(--section) var(--margin) 0;
}
.models-head { grid-column: 1 / span 7; margin-bottom: 56px; }
.models-lead { margin-top: 24px; max-width: 60ch; }
.models-grid { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.models-col { border-radius: var(--radius); padding: clamp(28px, 3.2vw, 48px); display: flex; flex-direction: column; gap: 56px; }
.models-local { background: var(--accent); color: var(--on-accent); --facts-muted: #b4bdc9; }
.models-remote { background: var(--ground-2); color: var(--ink); --facts-muted: var(--muted); }
.models-where { margin: 0; font: 500 var(--t-statement)/1.2 var(--sans); letter-spacing: -0.012em; }
.model-name { margin: 0; font: 400 var(--t-title)/1.1 var(--serif); letter-spacing: -0.018em; }
.model-role { margin-top: 14px; max-width: 46ch; }
.model-facts { margin: 22px 0 0; display: flex; flex-direction: column; gap: 10px; font-size: 15px; line-height: 1.5; }
.model-facts > div { display: grid; grid-template-columns: 6.5em minmax(0, 1fr); column-gap: 14px; }
.model-facts dt { color: var(--facts-muted); }
.model-facts dd { margin: 0; }
.models-col a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.models-note { grid-column: 1 / -1; margin-top: 20px; font-size: var(--t-small); color: var(--muted); }
.models-note a { color: inherit; }

/* Oración por oración */
.showcase {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap);
  padding: var(--section) var(--margin) 0;
}
.showcase .section-title { grid-column: 4 / span 6; grid-row: 1; margin-bottom: 72px; }
.states { grid-column: 1 / span 9; grid-row: 2; display: grid; grid-template-columns: repeat(9, minmax(0, 1fr)); column-gap: var(--gap); row-gap: 56px; align-items: center; }
.state-word { grid-column: 1 / span 3; text-align: right; font-size: var(--t-statement); color: var(--muted); font-weight: 500; letter-spacing: -0.01em; }
.states .row { grid-column: 4 / span 6; }
.showcase-picture { grid-column: 10 / span 3; grid-row: 1 / span 3; margin: 0; align-self: start; position: sticky; top: 100px; }
.showcase-crop { overflow: hidden; }
.showcase-picture img { width: 100%; aspect-ratio: 3 / 5; object-fit: cover; }
.showcase-picture figcaption { margin-top: 12px; font-size: var(--t-small); color: var(--muted); }
.showcase-note { grid-column: 4 / span 6; grid-row: 3; margin-top: 64px; max-width: 54ch; }

[data-ui].row {
  background: #fbfcfd; border-radius: 18px; padding: 20px 24px;
  font-family: var(--serif); color: #1a1d20; transition: background-color 0.3s;
}
[data-ui].row .row-text { font-size: 18px; line-height: 1.7; }
[data-ui].row[data-state="waiting"] .row-text { opacity: 0.38; cursor: wait; }
[data-ui].row .row-hl { background: #d6dce4; border-radius: 6px; padding: 1px 3px; margin: 0 -3px; -webkit-box-decoration-break: clone; box-decoration-break: clone; }
[data-ui].row .row-meta { font-family: var(--sans); font-size: 13px; color: #5a6068; margin-top: 10px; }
[data-ui].row .row-actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 12px; }
[data-ui].row .row-actions .row-meta { margin-top: 0; }
[data-ui].row .row-button { font-family: var(--sans); font-size: 14px; font-weight: 500; border: 0; border-radius: 999px; background: #1a1d20; color: #fff; padding: 9px 16px; cursor: pointer; transition: transform 0.15s var(--ease), background-color 0.2s; }
[data-ui].row .row-button:hover { background: #2d3748; transform: translateY(-1px); }
[data-ui].row .row-button:active { transform: scale(0.97); }
[data-ui].row.is-live { outline: 2px solid #2d3748; outline-offset: 0; }
[data-ui].row .row-translation { margin-top: 12px; padding-top: 12px; border-top: 1px solid rgba(26, 29, 32, 0.1); font-size: 16px; line-height: 1.6; color: #353a42; }

/* A tu manera */
.features {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap);
  margin-top: var(--section);
  padding: 0 var(--margin) 0 0;
}
.features > .section-title { grid-column: 8 / span 5; grid-row: 1; padding-top: 72px; margin-bottom: 18vh; }
.features-output {
  grid-column: 1 / span 6; grid-row: 1 / span 2; align-self: start; position: sticky; top: 0; height: 100svh;
  background: var(--ground-2);
  display: flex; align-items: center; justify-content: center;
  padding: 40px var(--margin);
}
.features-copy { grid-column: 8 / span 5; grid-row: 2; padding-bottom: 30vh; }
.feature { max-width: 44ch; min-height: 50vh; }
.feature > p:not(.statement) { margin-top: 14px; }
.segmented { display: inline-flex; flex-wrap: wrap; gap: 2px; padding: 4px; margin-top: 24px; border-radius: 999px; background: var(--ground-2); }
.segmented button { border: 0; background: transparent; padding: 0 16px; height: 40px; border-radius: 999px; font-size: 15px; color: var(--ink-2); cursor: pointer; transition: background-color 0.2s, color 0.2s, transform 0.15s var(--ease); }
.segmented button:hover { color: var(--ink); }
.segmented button:active { transform: scale(0.96); }
.segmented button[aria-checked="true"] { background: #ffffff; color: var(--ink); font-weight: 500; }
.toggle { display: inline-flex; align-items: center; gap: 14px; margin-top: 24px; cursor: pointer; font-size: 16px; font-weight: 500; }
.toggle input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.toggle-track { width: 52px; height: 30px; border-radius: 999px; background: var(--ground-3); padding: 3px; transition: background-color 0.2s; }
.toggle-thumb { display: block; width: 24px; height: 24px; border-radius: 999px; background: #fff; transition: transform 0.25s var(--ease); }
.toggle input:checked + .toggle-track { background: var(--accent); }
.toggle input:checked + .toggle-track .toggle-thumb { transform: translateX(22px); }
.toggle input:focus-visible + .toggle-track { outline: 3px solid var(--accent); outline-offset: 3px; }

[data-ui].mini {
  --m-bg: #fbfcfd; --m-ink: #1a1d20; --m-muted: #5a6068; --m-hl: #d6dce4; --m-word: #b9c3d0; --m-panel: #eef1f4; --m-line: rgba(26, 29, 32, 0.1); --m-avatar: #dde2e9; --m-avatar-ink: #2d3748;
  width: min(440px, 100%); background: var(--m-bg); color: var(--m-ink); border-radius: 24px; overflow: hidden;
  font-family: var(--sans); transition: background-color 0.35s, color 0.35s;
}
[data-ui].mini[data-theme="sepia"] { --m-bg: #f7f0e3; --m-ink: #3a2e20; --m-muted: #6d5c47; --m-hl: #e7d2ab; --m-word: #d4b47c; --m-panel: #efe5d3; --m-line: rgba(58, 46, 32, 0.12); --m-avatar: #e6d6b8; --m-avatar-ink: #544434; }
[data-ui].mini[data-theme="dark"] { --m-bg: #15181d; --m-ink: #e6e9ed; --m-muted: #939ba6; --m-hl: #2c3745; --m-word: #46586e; --m-panel: #1d2128; --m-line: rgba(255, 255, 255, 0.08); --m-avatar: #263040; --m-avatar-ink: #9ab3cf; }
[data-ui].mini .mini-bar { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 16px 22px 12px; border-bottom: 1px solid var(--m-line); }
[data-ui].mini .mini-title { font-size: 14px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
[data-ui].mini .mini-badge { display: none; font-size: 12px; padding: 4px 10px; border-radius: 999px; background: var(--m-panel); white-space: nowrap; }
[data-ui].mini[data-offline="true"] .mini-badge { display: inline-block; }
[data-ui].mini .mini-sheet { padding: 22px 26px; font-family: var(--serif); line-height: 1.72; }
[data-ui].mini[data-size="sm"] .mini-sheet { font-size: 16px; }
[data-ui].mini[data-size="base"] .mini-sheet { font-size: 18px; }
[data-ui].mini[data-size="lg"] .mini-sheet { font-size: 20px; }
[data-ui].mini[data-size="xl"] .mini-sheet { font-size: 23px; }
[data-ui].mini .mini-chapter { font-family: var(--sans); font-size: 14px; color: var(--m-muted); margin-bottom: 8px; }
[data-ui].mini .mini-hl { background: var(--m-hl); border-radius: 6px; padding: 1px 3px; margin: 0 -3px; -webkit-box-decoration-break: clone; box-decoration-break: clone; transition: background-color 0.35s; }
[data-ui].mini .mini-word { border-radius: 5px; padding: 0 2px; margin: 0 -2px; transition: background-color 0.3s; }
[data-ui].mini[data-mode="word"] .mini-hl { background: transparent; }
[data-ui].mini[data-mode="word"] .mini-word { background: var(--m-word); }
[data-ui].mini .mini-translation { background: var(--m-panel); padding: 14px 22px; border-top: 1px solid var(--m-line); }
[data-ui].mini .mini-tr-label { font-size: 12px; font-weight: 500; color: var(--m-muted); }
[data-ui].mini .mini-tr-text { margin-top: 6px; font-family: var(--serif); font-size: 15px; line-height: 1.6; }
[data-ui].mini .mini-dock { display: flex; align-items: center; gap: 10px; padding: 14px 22px 16px; border-top: 1px solid var(--m-line); font-size: 13px; }
[data-ui].mini .mini-avatar { width: 28px; height: 28px; border-radius: 999px; background: var(--m-avatar); color: var(--m-avatar-ink); display: inline-flex; align-items: center; justify-content: center; font-weight: 600; font-size: 12px; flex-shrink: 0; }
[data-ui].mini .mini-voice { flex: 1; min-width: 0; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
[data-ui].mini .mini-time { color: var(--m-muted); font-variant-numeric: tabular-nums; }

/* Galería */
.gallery { padding: var(--section) var(--margin) 0; }
.gallery-head, .carousel-frame, .carousel-count { max-width: 1180px; margin-inline: auto; }
.gallery-head { margin-bottom: 32px; }
.carousel-frame { display: grid; grid-template-columns: 52px minmax(0, 1fr) 52px; align-items: center; gap: 20px; }
.carousel-button { width: 52px; height: 52px; border-radius: 999px; border: 0; background: var(--ground-2); color: var(--ink); display: inline-flex; align-items: center; justify-content: center; cursor: pointer; transition: background-color 0.2s, opacity 0.2s, transform 0.15s var(--ease); }
.carousel-button:hover { background: var(--ground-3); }
.carousel-button:active { transform: scale(0.94); }
.carousel-button:disabled { opacity: 0.35; cursor: default; transform: none; }
.carousel-button svg { width: 22px; height: 22px; }
.carousel { overflow-x: auto; scroll-snap-type: x mandatory; overscroll-behavior-x: contain; scrollbar-width: none; border-radius: 16px; }
.carousel::-webkit-scrollbar { display: none; }
.carousel:focus-visible { outline-offset: 3px; }
.slides { list-style: none; margin: 0; padding: 0; display: flex; gap: 24px; }
.slide { flex: 0 0 100%; scroll-snap-align: start; scroll-snap-stop: always; }
.carousel-count { margin-top: 18px; text-align: center; font-size: 15px; color: var(--muted); font-variant-numeric: tabular-nums; }
.slide-link { display: block; overflow: hidden; border-radius: 16px 16px 0 0; }
.slide-link img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; transition: transform 0.5s var(--ease); }
.slide-link:hover img { transform: scale(1.015); }
.slide-caption { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; padding: 18px 22px 20px; border-radius: 0 0 16px 16px; }
.slide-title { font-weight: 500; flex-shrink: 0; }
.slide-text { font-size: 16px; text-align: right; }
.slide-caption[data-tone="ground"] { background: var(--ground-3); color: var(--ink); }
.slide-caption[data-tone="accent"] { background: var(--accent); color: var(--on-accent); }
.slide-caption[data-tone="sepia"] { background: var(--sepia); color: var(--sepia-ink); }
.slide-caption[data-tone="night"] { background: var(--night); color: var(--night-ink); }

.lightbox { border: 0; padding: 0; background: transparent; max-width: min(1200px, 94vw); max-height: 94vh; }
.lightbox::backdrop { background: rgba(13, 14, 17, 0.82); }
.lightbox img { max-height: 84vh; width: auto; margin: 0 auto; }
.lightbox p { color: #e6e9ed; font-size: var(--t-small); margin-top: 12px; text-align: center; }
.lightbox button { position: fixed; top: 20px; right: 20px; height: 44px; padding: 0 18px; border-radius: 999px; border: 0; background: #e6e9ed; color: #1a1d20; font-size: 15px; font-weight: 500; cursor: pointer; }

/* Cómo empezar */
.steps {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap);
  padding: var(--section) var(--margin) 0;
}
.steps > * { grid-column: 4 / span 6; }
.steps .section-title { margin-bottom: 56px; }
.step + .step { margin-top: 88px; }
.step-lead { font-size: var(--t-statement); font-weight: 500; letter-spacing: -0.012em; line-height: 1.22; }
.call { margin-top: 16px; background: var(--ground-2); border-radius: var(--radius); padding: 20px; }
.call .segmented { margin-top: 0; background: var(--ground-3); }
.code { margin-top: 16px; }
.code-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.code-where { font-size: var(--t-small); color: var(--muted); }
.code pre { margin: 10px 0 0; padding: 16px 18px; border-radius: 14px; background: var(--night); color: var(--night-ink); overflow-x: auto; }
.code code { font: 400 14px/1.6 ui-monospace, "SF Mono", Menlo, Consolas, monospace; white-space: pre; }
.copy { flex-shrink: 0; height: 36px; padding: 0 16px; border-radius: 999px; border: 0; background: var(--accent); color: var(--on-accent); font-size: 14px; font-weight: 500; cursor: pointer; transition: transform 0.15s var(--ease), background-color 0.2s; }
.copy:hover { background: #1f2734; }
.copy:active { transform: scale(0.96); }
.response { margin: 16px 0 0 56px; }
[data-ui].terminal pre { margin: 0; padding: 18px 20px; border-radius: 14px; background: #15181d; color: #cfd5dc; overflow-x: auto; }
[data-ui].terminal code { font: 400 14px/1.7 ui-monospace, "SF Mono", Menlo, Consolas, monospace; }
[data-ui].import { background: #fbfcfd; border-radius: 18px; padding: 16px; display: flex; flex-direction: column; gap: 14px; font-size: 14px; }
[data-ui].import .import-file { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 14px; background: #eef1f4; }
[data-ui].import .import-icon { width: 26px; height: 34px; border-radius: 4px; background: #7a959f; flex-shrink: 0; }
[data-ui].import .import-langs { display: flex; flex-wrap: wrap; gap: 2px; padding: 3px; border-radius: 999px; background: #eef1f4; width: fit-content; }
[data-ui].import .import-langs span { padding: 6px 12px; border-radius: 999px; color: #353a42; }
[data-ui].import .import-langs .on { background: #ffffff; color: #1a1d20; font-weight: 500; }
[data-ui].import .import-voice { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 14px; background: #eef1f4; line-height: 1.45; }
[data-ui].import .radio { width: 18px; height: 18px; border-radius: 999px; border: 5px solid #2d3748; flex-shrink: 0; }
[data-ui].play-call { display: flex; align-items: center; gap: 10px; background: #fbfcfd; border-radius: 999px; padding: 8px 18px 8px 8px; font-size: 14px; font-weight: 500; width: fit-content; max-width: 100%; }
[data-ui].play-call .play-dot { width: 44px; height: 44px; border-radius: 999px; background: #1a1d20; color: #fff; display: inline-flex; align-items: center; justify-content: center; margin-left: 6px; }
[data-ui].play-call .play-dot svg { width: 18px; height: 18px; }
[data-ui].play-call .play-time { font-weight: 400; color: #5a6068; font-size: 13px; }
[data-ui].shot { overflow: hidden; border-radius: 16px; }
[data-ui].shot img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.response.wide { margin-left: 56px; width: calc(150% + var(--gap) * 0.5 - 56px); }
.response.wide img { aspect-ratio: auto; }
.requirements { margin-top: 120px; }
.requirements table { width: 100%; margin-top: 20px; border-collapse: collapse; font-size: 16px; }
.guide-table { width: 100%; border-collapse: collapse; font-size: 16px; }
.requirements th, .requirements td, .guide-table th, .guide-table td { text-align: left; padding: 14px 12px; border-bottom: 1px solid var(--ground-3); vertical-align: top; }
.requirements thead th, .guide-table thead th { font-size: var(--t-small); color: var(--muted); font-weight: 500; }
.requirements tbody th, .guide-table tbody th { font-weight: 500; width: 22%; }
.requirements .note { margin-top: 18px; }

/* Preguntas */
.faq {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap);
  padding: var(--section) var(--margin) var(--section);
}
.faq-title { grid-column: 1 / span 4; align-self: start; position: sticky; top: 96px; }
.faq-list { grid-column: 5 / span 8; display: flex; flex-direction: column; gap: 8px; }
.accordion details { background: var(--ground-2); border-radius: var(--radius); transition: background-color 0.25s, color 0.25s; }
.accordion summary {
  list-style: none; cursor: pointer; min-height: 72px; padding: 22px 64px 22px 24px; position: relative;
  font-size: var(--t-body); font-weight: 500;
}
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary::before, .accordion summary::after { content: ""; position: absolute; right: 26px; top: 50%; width: 16px; height: 3px; margin-top: -1.5px; border-radius: 2px; background: currentColor; transition: transform 0.25s var(--ease); }
.accordion summary::after { transform: rotate(90deg); }
.accordion details[open] { background: var(--accent); color: var(--on-accent); }
.accordion details[open] summary::after { transform: rotate(0deg); }
.accordion summary:hover { background: rgba(26, 29, 32, 0.03); border-radius: var(--radius); }
.accordion details[open] summary:hover { background: transparent; }
.accordion details p { padding: 0 24px 24px; max-width: 58ch; font-size: 17px; }
.accordion details a { color: inherit; }

/* Guía */
.guide {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap);
  padding: 0 var(--margin) var(--section);
}
.guide-side { grid-column: 1 / span 4; grid-row: 1 / span 2; padding-top: 150px; }
.guide-side .lead { margin-top: 28px; max-width: 34ch; }
.toc { position: sticky; top: 32px; margin-top: 72px; }
.toc-title { font-size: var(--t-small); color: var(--muted); margin-bottom: 10px; }
.toc ol { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 2px; }
.toc a { display: block; width: fit-content; padding: 6px 12px; margin-left: -12px; border-radius: 999px; font-size: 15px; color: var(--ink-2); text-decoration: none; transition: background-color 0.2s, color 0.2s; }
.toc a:hover { color: var(--ink); background: var(--ground-2); }
.toc a[aria-current="true"] { color: var(--ink); background: var(--ground-2); font-weight: 500; }
.guide-stage {
  grid-column: 5 / -1; grid-row: 1;
  margin: 132px calc(var(--margin) * -1) 0 0;
  background: var(--accent);
  padding: 56px 0 56px 56px;
}
[data-ui].guide-shot { margin: 0; border-radius: 16px; overflow: hidden; background: #fbfcfd; }
[data-ui].guide-shot img { width: 100%; }
.guide-stage .guide-shot { border-radius: 16px 0 0 16px; }
.guide-body { grid-column: 5 / -1; grid-row: 2; min-width: 0; padding-top: 128px; }
.guide-body > section + section { margin-top: 128px; }
.guide-body .section-title { margin-bottom: 24px; }
.guide-body section > p, .guide-steps, .guide-list { max-width: 66ch; }
.guide-body section > p + p { margin-top: 16px; }
.guide-h3 { margin: 48px 0 12px; font: 500 22px/1.25 var(--sans); letter-spacing: -0.01em; }
.guide-steps, .guide-list { margin: 16px 0; padding-left: 1.3em; }
.guide-steps li, .guide-list li { padding-left: 6px; }
.guide-steps li + li, .guide-list li + li { margin-top: 10px; }
.guide-steps li::marker { color: var(--muted); font-weight: 500; }
.guide-list b, .guide-steps b, .guide-body section > p b, .guide-dl b { font-weight: 600; }
kbd { font: 500 0.85em/1 var(--sans); padding: 3px 7px; border-radius: 6px; background: var(--ground-2); white-space: nowrap; }
.guide-figure { margin: 36px 0; }
.guide-figure figcaption { margin-top: 12px; font-size: var(--t-small); color: var(--muted); }
.guide-body .code { margin: 16px 0 24px; }
.table-wrap { overflow-x: auto; margin: 20px 0 0; }
.callout { margin: 28px 0 0; padding: 22px 24px; border-radius: var(--radius); background: var(--accent); color: var(--on-accent); max-width: 66ch; }
.callout-title { font-weight: 600; margin-bottom: 6px; }
.guide-dl { margin: 24px 0 0; display: flex; flex-direction: column; gap: 20px; }
.guide-dl > div { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 5fr); column-gap: var(--gap); }
.guide-dl dt { font-weight: 600; }
.guide-dl dd { margin: 0; }
.guide-pair { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 5fr); gap: calc(var(--gap) * 2); align-items: end; margin-top: 40px; }
.guide-scan { margin: 0; }
.guide-scan img { width: 100%; border-radius: 4px; }
.guide-scan figcaption { margin-top: 12px; font-size: var(--t-small); color: var(--muted); }
.guide-pair-text .guide-h3 { margin-top: 0; }
.guide-pair-text p + p { margin-top: 16px; }
.problems { display: flex; flex-direction: column; gap: 8px; margin-top: 8px; }
.guide-more { margin-top: 28px; }

/* Pie */
.footer {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 8px;
  padding: 0 10px 10px;
}
.ft { background: var(--ground-2); border-radius: var(--radius); padding: 24px; display: flex; flex-direction: column; min-height: 220px; }
.ft-statement { grid-column: 1 / span 4; justify-content: space-between; gap: 24px; }
.ft-sentence { font-size: var(--t-statement); font-weight: 500; line-height: 1.22; letter-spacing: -0.012em; }
.ft-legal { font-size: var(--t-small); color: var(--muted); }
.ft-nav { grid-column: 5 / span 3; gap: 10px; }
.ft-nav a { font-size: 17px; width: fit-content; text-decoration: underline 2px transparent; text-underline-offset: 5px; transition: text-decoration-color 0.25s; }
.ft-nav a:hover { text-decoration-color: currentColor; }
.ft-version { grid-column: 8 / span 2; }
.ft-contact { grid-column: 10 / span 3; justify-content: space-between; }
.ft-label { font-size: var(--t-small); color: var(--muted); }
.ft-value { font: 400 var(--t-title)/1.1 var(--serif); margin-top: 8px; }
.ft-date { font-size: var(--t-small); color: var(--muted); margin-top: auto; }
.ft-link { font-size: var(--t-statement); font-weight: 500; letter-spacing: -0.012em; width: fit-content; text-decoration: underline 2px transparent; text-underline-offset: 6px; transition: text-decoration-color 0.25s; }
.ft-link:hover { text-decoration-color: currentColor; }
.ft-mark { grid-column: 1 / span 8; min-height: 320px; background: var(--ink); color: var(--ground); align-items: center; justify-content: center; font: 400 var(--t-display)/1 var(--serif); letter-spacing: -0.03em; }
.ft-cta { grid-column: 9 / span 4; min-height: 320px; background: var(--accent); color: var(--on-accent); text-decoration: none; justify-content: space-between; font-size: var(--t-statement); font-weight: 500; transition: background-color 0.2s; }
.ft-cta svg { width: 56px; height: 56px; align-self: flex-end; transition: transform 0.3s var(--ease); }
.ft-cta:hover { background: #1f2734; }
.ft-cta:hover svg { transform: translate(6px, -6px); }

/* Movimiento */
.js [data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); transition-delay: var(--delay, 0ms); }
.js [data-reveal].is-in { opacity: 1; transform: none; }
.js .stage, .js .guide-stage { clip-path: inset(0 0 0 100%); transition: clip-path 1.1s var(--ease); }
.js .stage.is-open, .js .guide-stage.is-open { clip-path: inset(0); }
.js .stage .reader { transform: scale(1.06); transform-origin: 0 0; transition: transform 1.2s var(--ease); }
.js .stage.is-open .reader { transform: none; }
.showcase-picture img { transform: scale(var(--drift, 1.08)); transition: transform 0.1s linear; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js [data-reveal] { opacity: 1; transform: none; transition: none; }
  .js .stage, .js .stage.is-open, .js .guide-stage, .js .guide-stage.is-open { clip-path: none; transition: none; }
  .js .stage .reader { transform: none; transition: none; }
  .showcase-picture img { transform: none; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}

@media (min-width: 1101px) and (max-width: 1280px) {
  .hero.has-app .hero-copy { grid-column: 1 / span 8; }
  .hero.has-app .stage { grid-column: 2 / -1; grid-row: 2; margin-top: 56px; }
}

/* Tableta */
@media (max-width: 1100px) {
  .hero-copy { grid-column: 1 / span 8; }
  .stage { grid-column: 3 / -1; grid-row: 2; margin-top: 56px; }
  .stage.is-app { margin-top: 56px; }
  .states .row { grid-column: 4 / span 6; }
  .carousel-frame { gap: 12px; grid-template-columns: 44px minmax(0, 1fr) 44px; }
  .carousel-button { width: 44px; height: 44px; }
  .bimodal-head { grid-column: 1 / span 10; }
  .supports { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tracks { grid-template-columns: 5.5em minmax(0, 1fr); }
  .models-head { grid-column: 1 / span 10; }
  .models-grid { grid-template-columns: 1fr; }
  .steps > * { grid-column: 2 / span 10; }
  .response.wide { width: calc(100% - 56px); }
  .guide { display: flex; flex-direction: column; }
  .guide-side { display: contents; }
  .guide-side .display { margin-top: 150px; }
  .guide-stage { order: 1; margin: 56px calc(var(--margin) * -1) 0 20%; }
  .toc { order: 2; position: static; margin-top: 88px; }
  .toc ol { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2px var(--gap); }
  .guide-body { order: 3; padding-top: 88px; }
}

/* Teléfono */
@media (max-width: 760px) {
  :root { --t-display: 10vw; }
  body { font-size: 17px; }
  .nav { padding-top: 20px; }
  .nav nav { gap: 14px; }
  .nav nav a { font-size: 15px; }
  .nav nav a:nth-child(2) { display: none; }
  .hero { display: block; padding: 0 var(--margin); min-height: 0; }
  .hero-copy { padding-top: 104px; }
  .hero-copy .lead { margin-top: 32px; font-size: 16px; }
  .stage { margin: 48px calc(var(--margin) * -1) 0; min-height: 0; padding: 24px 16px 32px; }
  [data-ui].reader { width: 100%; }
  [data-ui].reader .r-sheet { height: 220px; padding: 18px 20px 24px; font-size: 17px; }
  [data-ui].reader .r-dock { gap: 10px; }
  [data-ui].reader .r-voice .r-voice-name { display: none; }

  .bimodal { display: block; }
  .bimodal-head { margin-bottom: 32px; }
  .tracks { display: block; }
  .tracks-labels, .tracks-head { display: none; }
  .tracks-lanes { display: flex; flex-direction: column; gap: 14px; }
  .tracks .seg { display: flex; flex-direction: column; gap: 4px; }
  .seg-audio { height: 40px; }
  .supports { grid-template-columns: 1fr; gap: 36px; margin-top: 56px; }
  .bimodal-note { margin-top: 40px; }

  .models { display: block; }
  .models-head { margin-bottom: 32px; }
  .models-grid { grid-template-columns: 1fr; gap: 6px; }
  .models-col { padding: 24px 20px; gap: 40px; }
  .model-facts > div { grid-template-columns: 1fr; row-gap: 2px; }

  .showcase { display: block; }
  .showcase .section-title { margin-bottom: 40px; }
  .states { display: flex; flex-direction: column; gap: 10px; }
  .state-word { text-align: left; font-size: 17px; margin-top: 30px; }
  .showcase-picture { position: static; margin-top: 24px; }
  .showcase-picture img { aspect-ratio: 4 / 3; object-position: 50% 30%; }
  .showcase-note { margin-top: 32px; }

  .features { display: flex; flex-direction: column; padding: 0 var(--margin) 8px; }
  .features-copy, .feature { display: contents; }
  .features-output { order: 1; position: static; height: auto; margin: 0 calc(var(--margin) * -1) 12px; padding: 16px; }
  [data-ui].mini .mini-sheet { padding: 14px 18px; }
  [data-ui].mini .mini-chapter { display: none; }
  [data-ui].mini[data-size] .mini-sheet { font-size: 15px; }
  [data-ui].mini .mini-translation, [data-ui].mini .mini-dock { padding: 10px 18px; }
  .features > .section-title { margin-bottom: 28px; }
  .feature .segmented, .feature .toggle { order: 2; margin-top: 10px; }
  .feature .toggle { margin-top: 18px; }
  .feature .statement { order: 3; margin-top: 48px; font-size: 22px; }
  .feature > p:not(.statement) { order: 3; }
  .segmented { display: flex; }
  .segmented button { flex: 1; min-height: 44px; padding: 0 8px; font-size: 14px; white-space: nowrap; }

  .gallery-head { margin-bottom: 24px; }
  .carousel-frame { display: block; position: relative; }
  .carousel-button { position: absolute; z-index: 2; top: calc((100vw - 2 * var(--margin)) * 0.3125 - 20px); width: 40px; height: 40px; background: var(--ground); }
  .carousel-button:disabled { opacity: 0; pointer-events: none; }
  .carousel-button[data-carousel-step="-1"] { left: 8px; }
  .carousel-button[data-carousel-step="1"] { right: 8px; }
  .carousel { border-radius: 12px; }
  .slides { gap: 10px; }
  .slide-link { border-radius: 12px 12px 0 0; }
  .slide-caption { flex-direction: column; gap: 4px; padding: 14px 16px 16px; border-radius: 0 0 12px 12px; }
  .slide-text { font-size: 15px; text-align: left; }

  .steps { display: block; }
  .response, .response.wide { margin-left: 0; width: 100%; }

  .faq { display: block; }
  .faq-title { position: static; margin-bottom: 24px; }
  .faq-list { gap: 6px; }
  .accordion summary { min-height: 64px; padding: 20px 56px 20px 20px; }
  .accordion details p { padding: 0 20px 20px; font-size: 16px; }

  .footer { grid-template-columns: 1fr 1fr; gap: 6px; padding: 0 6px 6px; }
  .ft { padding: 20px; min-height: 0; }
  .ft-mark { grid-column: 1 / -1; grid-row: 1; min-height: 160px; }
  .ft-cta { grid-column: 1 / -1; grid-row: 2; min-height: 160px; }
  .ft-nav { grid-column: 1; grid-row: 3; }
  .ft-contact { grid-column: 2; grid-row: 3; }
  .ft-version { grid-column: 1; grid-row: 4; }
  .ft-statement { grid-column: 1 / -1; grid-row: 5; }

  .guide-side .display { margin-top: 104px; }
  .guide-stage { margin: 40px calc(var(--margin) * -1) 0; padding: 16px; }
  .guide-stage .guide-shot { border-radius: 12px; }
  .toc { margin-top: 64px; }
  .toc ol { grid-template-columns: 1fr 1fr; }
  .guide-body { padding-top: 72px; }
  .guide-pair { grid-template-columns: 1fr; gap: 28px; }
  .guide-scan { max-width: 280px; }
  .guide-body > section + section { margin-top: 96px; }
  .guide-h3 { margin-top: 40px; }
  .guide-dl { gap: 16px; }
  .guide-dl > div { grid-template-columns: 1fr; row-gap: 2px; }
}