:root {
    --ink: #0c0f0e;
    --panel: #141a17;
    --panel-2: #182019;
    --line: #253029;
    --text: #e9eeea;
    --muted: #9aa79e;
    --accent: #3ecf8e;
    --accent-dim: #2fb87d;
    --accent-ink: #06281a;
    --radius: 14px;
    --font-sans: "Sora", "Segoe UI", system-ui, sans-serif;
    --font-mono: "JetBrains Mono", Consolas, monospace;
  }
  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  @media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
  body {
    background: var(--ink);
    color: var(--text);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
  }
  a { color: inherit; }
  ::selection { background: var(--accent); color: var(--accent-ink); }

  .wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

  /* ---------- Nav ---------- */
  header {
    position: sticky; top: 0; z-index: 50;
    background: color-mix(in srgb, var(--ink) 86%, transparent);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line);
  }
  .nav { display: flex; align-items: center; gap: 28px; height: 68px; }
  .brand { display: flex; align-items: baseline; gap: 10px; font-weight: 700; font-size: 19px; text-decoration: none; letter-spacing: -0.02em; }
  .brand svg { display: block; align-self: center; }
  .brand .by { font-weight: 400; font-size: 12.5px; color: var(--muted); letter-spacing: 0; }
  .lang { text-decoration: none; color: var(--muted); font-family: var(--font-mono); font-size: 13px; border: 1px solid var(--line); border-radius: 7px; padding: 4px 9px; }
  .lang:hover { color: var(--text); border-color: var(--muted); }
  .nav-links { display: flex; gap: 24px; margin-left: auto; }
  .nav-links a { text-decoration: none; color: var(--muted); font-size: 14.5px; transition: color .2s; }
  .nav-links a:hover, .nav-links a:focus-visible { color: var(--text); }
  .nav .btn { margin-left: 4px; }
  @media (max-width: 720px) { .nav-links { display: none; } .nav { justify-content: space-between; } }

  /* ---------- Botones ---------- */
  .btn {
    display: inline-block; text-decoration: none; font-weight: 600; font-size: 15px;
    padding: 12px 22px; border-radius: 999px; white-space: nowrap;
    transition: transform .15s, background .2s;
  }
  .btn:active { transform: translateY(1px) scale(.98); }
  .btn-primary { background: var(--accent); color: var(--accent-ink); }
  .btn-primary:hover { background: var(--accent-dim); }
  .btn-ghost { color: var(--text); border: 1px solid var(--line); }
  .btn-ghost:hover { border-color: var(--muted); }
  a:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

  /* ---------- Hero ---------- */
  .hero { padding: 72px 0 88px; }
  .hero-grid { display: grid; grid-template-columns: 6fr 5fr; gap: 56px; align-items: center; }
  h1 {
    font-size: clamp(34px, 5vw, 56px);
    line-height: 1.06; letter-spacing: -0.03em; font-weight: 700;
    text-wrap: balance;
  }
  h1 .voz { color: var(--accent); }
  .hero p { margin-top: 20px; color: var(--muted); font-size: 18px; max-width: 46ch; }
  .hero-ctas { margin-top: 32px; display: flex; gap: 14px; flex-wrap: wrap; }

  /* Demo: recreación real del indicador flotante de la app */
  .demo { display: flex; flex-direction: column; gap: 18px; }
  .demo-doc {
    background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
    padding: 22px 24px; min-height: 170px; font-size: 15.5px; color: var(--text);
  }
  .demo-doc .doc-label { font-family: var(--font-mono); font-size: 11.5px; color: var(--muted); margin-bottom: 12px; }
  .caret { display: inline-block; width: 2px; height: 1.15em; background: var(--accent); vertical-align: text-bottom; }
  @media (prefers-reduced-motion: no-preference) {
    .caret { animation: blink 1s steps(1) infinite; }
    @keyframes blink { 50% { opacity: 0; } }
  }
  .pill {
    align-self: center; display: flex; align-items: center; gap: 12px;
    background: var(--panel-2); border: 1px solid var(--line); border-radius: 999px;
    padding: 10px 20px; box-shadow: 0 12px 40px color-mix(in srgb, var(--accent) 8%, transparent);
  }
  .pill-mic { width: 12px; height: 12px; border-radius: 50%; background: var(--accent); position: relative; }
  @media (prefers-reduced-motion: no-preference) {
    .pill-mic::after {
      content: ""; position: absolute; inset: -5px; border-radius: 50%;
      border: 2px solid var(--accent); opacity: .5; animation: pulse 1.6s ease-out infinite;
    }
    @keyframes pulse { from { transform: scale(.6); opacity: .6; } to { transform: scale(1.5); opacity: 0; } }
  }
  .pill-bars { display: flex; gap: 3px; align-items: center; height: 18px; }
  .pill-bars i { width: 3px; border-radius: 2px; background: var(--accent); height: 6px; }
  @media (prefers-reduced-motion: no-preference) {
    .pill-bars i { animation: bar 1s ease-in-out infinite alternate; }
    .pill-bars i:nth-child(2) { animation-delay: .15s; } .pill-bars i:nth-child(3) { animation-delay: .3s; }
    .pill-bars i:nth-child(4) { animation-delay: .45s; } .pill-bars i:nth-child(5) { animation-delay: .6s; }
    @keyframes bar { from { height: 5px; } to { height: 16px; } }
  }
  .pill-hint { font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
  @media (max-width: 860px) {
    .hero-grid { grid-template-columns: 1fr; gap: 40px; }
    .hero { padding: 48px 0 64px; }
  }

  /* ---------- Secciones ---------- */
  section { padding: 88px 0; border-top: 1px solid var(--line); }
  h2 { font-size: clamp(26px, 3.4vw, 38px); letter-spacing: -0.02em; line-height: 1.15; text-wrap: balance; }
  .sub { margin-top: 14px; color: var(--muted); max-width: 60ch; }

  /* Cómo funciona: proceso real de 3 pasos */
  .steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 52px; }
  .step { border-top: 2px solid var(--accent); padding-top: 20px; }
  .step .kbd-row { display: flex; gap: 6px; align-items: center; margin-bottom: 14px; min-height: 34px; }
  kbd {
    font-family: var(--font-mono); font-size: 13px; color: var(--text);
    background: var(--panel-2); border: 1px solid var(--line); border-bottom-width: 3px;
    border-radius: 7px; padding: 5px 10px;
  }
  .step h3 { font-size: 18px; margin-bottom: 6px; }
  .step p { color: var(--muted); font-size: 15px; }
  @media (max-width: 860px) { .steps { grid-template-columns: 1fr; gap: 28px; } }

  /* Bento */
  .bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; margin-top: 52px; }
  .cell {
    background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
    padding: 26px; display: flex; flex-direction: column; gap: 10px;
  }
  .cell h3 { font-size: 17px; }
  .cell p { color: var(--muted); font-size: 14.5px; }
  .cell-privacidad {
    grid-column: span 4;
    background: radial-gradient(120% 140% at 0% 0%, color-mix(in srgb, var(--accent) 14%, var(--panel)) 0%, var(--panel) 55%);
  }
  .cell-privacidad h3 { font-size: 22px; }
  .cell-privacidad p { font-size: 15.5px; max-width: 52ch; }
  .cell-idiomas { grid-column: span 2; }
  .chips { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 6px; }
  .chips span {
    font-size: 12.5px; color: var(--text); border: 1px solid var(--line);
    border-radius: 999px; padding: 3px 11px; background: var(--panel-2);
  }
  .cell-limpieza { grid-column: span 3; }
  .antes-despues { font-size: 14px; margin-top: 6px; display: grid; gap: 8px; }
  .antes-despues .antes { color: var(--muted); text-decoration: line-through; text-decoration-color: color-mix(in srgb, var(--muted) 55%, transparent); }
  .antes-despues .despues { color: var(--accent); }
  .cell-diccionario { grid-column: span 3; }
  .mono-lines { font-family: var(--font-mono); font-size: 13px; margin-top: 6px; display: grid; gap: 6px; color: var(--muted); }
  .mono-lines b { color: var(--text); font-weight: 500; }
  .cell-frases { grid-column: span 3; }
  .cell-vivo { grid-column: span 3; }
  @media (max-width: 860px) { .bento { grid-template-columns: 1fr; } .bento .cell { grid-column: span 1 !important; } }
  .extras { margin-top: 28px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 40px; color: var(--muted); font-size: 15px; }
  .extras div::before { content: "+ "; color: var(--accent); font-weight: 600; }
  @media (max-width: 720px) { .extras { grid-template-columns: 1fr; } }

  /* Manifiesto privacidad */
  .manifiesto { text-align: left; }
  .manifiesto .grande {
    font-size: clamp(24px, 3.6vw, 40px); font-weight: 600; letter-spacing: -0.02em;
    line-height: 1.25; max-width: 24ch; text-wrap: balance;
  }
  .manifiesto .grande em { font-style: normal; color: var(--accent); }
  .manifiesto p { margin-top: 22px; color: var(--muted); max-width: 62ch; }

  /* Comparativa */
  .tabla-scroll { overflow-x: auto; margin-top: 48px; }
  table { border-collapse: collapse; width: 100%; min-width: 640px; font-size: 15px; }
  th, td { text-align: left; padding: 14px 18px; }
  thead th { font-size: 13.5px; color: var(--muted); font-weight: 500; border-bottom: 1px solid var(--line); }
  thead th:nth-child(2) { color: var(--accent); font-weight: 600; }
  tbody tr + tr td { border-top: 1px solid color-mix(in srgb, var(--line) 55%, transparent); }
  tbody td:first-child { color: var(--muted); }
  td.si { color: var(--accent); font-weight: 600; }
  td.no { color: var(--muted); }

  /* Precios */
  .precio-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; margin-top: 8px; }
  .precio-card {
    background: var(--panel); border: 1px solid var(--line); border-radius: 20px; padding: 40px;
    background: linear-gradient(160deg, color-mix(in srgb, var(--accent) 10%, var(--panel)) 0%, var(--panel) 45%);
  }
  .precio-mes { font-size: 44px; font-weight: 700; letter-spacing: -0.03em; }
  .precio-mes small { font-size: 17px; font-weight: 500; color: var(--muted); }
  .precio-nota { color: var(--muted); font-size: 15px; margin-top: 4px; }
  .precio-lista { list-style: none; margin: 26px 0 30px; display: grid; gap: 12px; font-size: 15.5px; }
  .precio-lista li::before { content: "✓  "; color: var(--accent); font-weight: 700; }
  .precio-copy h2 { max-width: 16ch; }
  @media (max-width: 860px) { .precio-grid { grid-template-columns: 1fr; gap: 36px; } }

  /* FAQ */
  .faq-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 56px; margin-top: 8px; }
  .faq-list { display: grid; gap: 4px; }
  details { border-bottom: 1px solid var(--line); }
  summary {
    cursor: pointer; list-style: none; padding: 18px 34px 18px 0; font-weight: 600; font-size: 16.5px;
    position: relative;
  }
  summary::-webkit-details-marker { display: none; }
  summary::after {
    content: "+"; position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
    color: var(--accent); font-size: 22px; font-weight: 400;
  }
  details[open] summary::after { content: "-"; }
  details p { color: var(--muted); padding: 0 0 20px; max-width: 62ch; }
  @media (max-width: 860px) { .faq-grid { grid-template-columns: 1fr; gap: 24px; } }

  /* CTA final + footer */
  .cierre { text-align: center; }
  .cierre h2 { max-width: 22ch; margin: 0 auto; }
  .cierre .btn { margin-top: 32px; }
  .cierre .peque { margin-top: 14px; color: var(--muted); font-size: 14px; }
  footer { border-top: 1px solid var(--line); padding: 36px 0 48px; color: var(--muted); font-size: 14px; }
  .foot { display: flex; gap: 24px; flex-wrap: wrap; align-items: center; }
  .foot a { color: var(--muted); text-decoration: none; }
  .foot a:hover { color: var(--text); }
  .foot .der { margin-left: auto; }
  @media (max-width: 720px) { .foot .der { margin-left: 0; } }

/* ---------- Paginas de documento (legal) ---------- */
.doc { max-width: 760px; margin: 0 auto; padding: 56px 24px 88px; }
.doc h1 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -0.02em; line-height: 1.1; }
.doc .fecha { color: var(--muted); font-size: 14px; margin-top: 10px; }
.doc h2 { font-size: 21px; margin-top: 40px; }
.doc p, .doc li { color: var(--muted); font-size: 15.5px; max-width: 65ch; }
.doc h2 + p, .doc p + p { margin-top: 12px; }
.doc ul { margin-top: 12px; padding-left: 22px; display: grid; gap: 8px; }
.doc strong { color: var(--text); font-weight: 600; }
.doc a { color: var(--accent); }