/* Lono: hoja de estilos de la web */

@font-face {
  font-family: "Atkinson Hyperlegible";
  src: url("fuentes/atkinson-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Atkinson Hyperlegible";
  src: url("fuentes/atkinson-700.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --ink: #000000;
  --muted: #333333;
  --blue: #0B4FA8;
  --blue-dark: #083B7E;
  --tint: #F0F5FC;
  --ring: #DCE8F7;
  --ring-soft: #EEF4FB;
  --paper: #FFFFFF;
  --line: #000000;
  --measure: 62ch;
  --page: 72rem;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 1rem;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Atkinson Hyperlegible", "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
  font-size: 1.25rem;
  line-height: 1.55;
}

svg { display: block; max-width: 100%; }

a {
  color: var(--blue);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}
a:hover { color: var(--blue-dark); }

:focus-visible {
  outline: 4px solid var(--blue);
  outline-offset: 4px;
  border-radius: 6px;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -5rem;
  z-index: 10;
  padding: 0.6rem 1rem;
  border-radius: 10px;
  background: var(--ink);
  color: #FFFFFF;
}
.skip:focus { top: 1rem; color: #FFFFFF; }

.wrap {
  width: min(100% - 2.5rem, var(--page));
  margin-inline: auto;
}

/* Cabecera */

.site-header { border-bottom: 3px solid var(--line); }
.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 2rem;
  padding-block: 1.1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--ink);
  font-size: 1.9rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
}
.brand:hover { color: var(--ink); }
.brand-mark { width: 2.2rem; height: 2.2rem; }

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.site-nav a {
  padding: 0.3rem 0;
  border-bottom: 3px solid transparent;
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}
.site-nav a:hover { border-bottom-color: var(--blue); color: var(--ink); }

/* Portada */

.hero .wrap {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3rem;
  padding-block: clamp(3rem, 8vw, 6rem);
}
.hero h1 {
  max-width: 14ch;
  text-wrap: balance;
  margin: 0 0 1.25rem;
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
}
.hero .lead {
  max-width: 34ch;
  margin: 0 0 2rem;
  font-size: clamp(1.3rem, 2.2vw, 1.6rem);
  line-height: 1.45;
}

.actions { display: flex; flex-wrap: wrap; gap: 1rem; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.75rem;
  padding: 0.8rem 1.6rem;
  border: 3px solid var(--blue);
  border-radius: 16px;
  background: var(--blue);
  color: #FFFFFF;
  font: inherit;
  font-size: 1.25rem;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}
.button:hover { border-color: var(--blue-dark); background: var(--blue-dark); color: #FFFFFF; }

.button.button-quiet { border-color: var(--line); background: var(--paper); color: var(--ink); }
.button.button-quiet:hover { background: var(--tint); color: var(--ink); }

.button.button-soon {
  border: 3px dashed #8A949E;
  background: var(--paper);
  color: var(--muted);
  cursor: default;
}
.button.button-soon:hover { background: var(--paper); color: var(--muted); }

/* El botón grande de demostración */

.demo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}
.rings {
  position: relative;
  display: grid;
  place-items: center;
  width: clamp(15rem, 30vw, 20rem);
  aspect-ratio: 1;
  border-radius: 50%;
}
.rings::before,
.rings::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}
.rings::before { inset: 0; background: var(--ring-soft); }
.rings::after { inset: 6%; background: var(--ring); }

.big-button {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 78%;
  aspect-ratio: 1;
  padding: 1rem;
  border: clamp(8px, 1.1vw, 12px) solid var(--blue);
  border-radius: 50%;
  background: var(--paper);
  color: var(--blue);
  font: inherit;
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
  font-weight: 700;
  line-height: 1.15;
  cursor: pointer;
}
.big-button:hover { background: var(--tint); }
.big-button .stop {
  display: none;
  width: 2.6rem;
  height: 2.6rem;
  margin: 0 auto 0.7rem;
  border-radius: 8px;
  background: currentColor;
}

.is-listening .big-button { background: var(--blue); color: #FFFFFF; }
.is-listening .big-button:hover { background: var(--blue-dark); }
.is-listening .big-button .stop { display: block; }
.is-listening .rings::before { animation: pulse 2.4s ease-out infinite; }

@keyframes pulse {
  from { transform: scale(1); opacity: 1; }
  to { transform: scale(1.18); opacity: 0; }
}

.demo-note {
  max-width: 26ch;
  min-height: 3.4em;
  margin: 0;
  color: var(--muted);
  font-size: 1.1rem;
  text-align: center;
}

/* Secciones */

.section {
  padding-block: clamp(3rem, 7vw, 5rem);
  border-top: 3px solid var(--line);
}
.section-tint { background: var(--tint); }
.section h2 {
  text-wrap: balance;
  margin: 0 0 1rem;
  font-size: clamp(1.9rem, 3.6vw, 2.6rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
}
.section .intro { max-width: var(--measure); margin: 0 0 2.5rem; }

/* Pasos: sí son una secuencia, por eso van numerados */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}
.steps li { counter-increment: step; }
.steps li::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 3.4rem;
  height: 3.4rem;
  margin-bottom: 1rem;
  border-radius: 50%;
  background: var(--blue);
  color: #FFFFFF;
  font-size: 1.6rem;
  font-weight: 700;
}
.steps h3 { margin: 0 0 0.4rem; font-size: 1.5rem; line-height: 1.2; }
.steps p { max-width: 30ch; margin: 0; }

/* Ventajas */

.features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.25rem 3rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.features li {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 1.1rem;
}
.features .icon {
  display: grid;
  place-items: center;
  width: 3.2rem;
  height: 3.2rem;
  border: 2px solid var(--blue);
  border-radius: 14px;
  background: var(--tint);
  color: var(--blue);
}
.features .icon svg { width: 1.8rem; height: 1.8rem; }
.features h3 { margin: 0 0 0.3rem; font-size: 1.35rem; line-height: 1.25; }
.features p { max-width: 40ch; margin: 0; }

/* Texto a dos columnas */

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: start;
  gap: 3rem;
}
.split p { max-width: var(--measure); margin: 0 0 1rem; }

/* Preguntas frecuentes */

.faq { max-width: 48rem; }
.faq details { border-bottom: 2px solid var(--line); }
.faq details:first-of-type { border-top: 2px solid var(--line); }
.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 0;
  font-size: 1.35rem;
  font-weight: 700;
  list-style: none;
  cursor: pointer;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  flex-shrink: 0;
  color: var(--blue);
  font-size: 2rem;
  line-height: 1;
}
.faq details[open] summary::after { content: "−"; }
.faq details p { max-width: var(--measure); margin: 0 0 1.25rem; }

/* Pie */

.site-footer {
  padding-block: 2.5rem;
  border-top: 3px solid var(--line);
  font-size: 1.1rem;
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
}
.site-footer p { margin: 0 0 0.4rem; }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin: 0.6rem 0 0;
  padding: 0;
  list-style: none;
}

/* Páginas legales */

.legal { padding-block: clamp(2.5rem, 6vw, 4rem); }
.legal h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(2.2rem, 4.5vw, 3.2rem);
  line-height: 1.1;
}
.legal .updated { margin: 0 0 2.5rem; color: var(--muted); }
.legal h2 { margin: 2.5rem 0 0.75rem; font-size: 1.6rem; line-height: 1.2; }
.legal p,
.legal li { max-width: var(--measure); }
.legal ul { padding-left: 1.4rem; }
.table-scroll { max-width: 100%; overflow-x: auto; }
.legal table {
  width: 100%;
  min-width: 34rem;
  margin: 1rem 0;
  border-collapse: collapse;
}
.legal th,
.legal td {
  padding: 0.75rem 1rem 0.75rem 0;
  border-bottom: 2px solid var(--line);
  text-align: left;
  vertical-align: top;
}

/* Móviles y tabletas */

@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 2.5rem; }
  .steps,
  .features,
  .split { grid-template-columns: 1fr; }
  .split { gap: 1.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  .is-listening .rings::before { animation: none; }
}