/* ==========================================================================
   Chón del Futuro — sistema visual
   Dirección: dark cósmico. El medallón cian es la única fuente de luz.
   ========================================================================== */

/* --- Tokens --------------------------------------------------------------- */
:root {
  /* Campo */
  --bg:            #06080c;
  --bg-raised:     #0a0e14;
  --surface:       rgba(255, 255, 255, 0.035);
  --surface-hi:    rgba(255, 255, 255, 0.06);
  --line:          rgba(255, 255, 255, 0.10);
  --line-strong:   rgba(255, 255, 255, 0.18);

  /* Texto */
  --text:          #e8edf5;
  --text-dim:      #9aa7b8;
  /* #6b7688 daba 4.36:1 sobre el fondo, por debajo del mínimo AA de 4.5.
     Este da 5.5:1, que es lo que necesita el disclaimer legal para ser legible. */
  --text-faint:    #7c8799;

  /* Acento: el medallón */
  --cyan:          #38bdf8;
  --cyan-bright:   #7dd3fc;
  --cyan-deep:     #0284c7;
  --cyan-glow:     rgba(56, 189, 248, 0.45);

  /* Neutro cálido: la túnica */
  --sand:          #d6c3a1;
  --sand-dim:      #a8977b;

  /* Semántico, con moderación */
  --green:         #22c55e;

  /* Tipografía */
  --font-display:  'Space Grotesk', ui-sans-serif, system-ui, sans-serif;
  --font-body:     'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;

  --text-xs:       0.8125rem;
  --text-sm:       0.9375rem;
  --text-base:     clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  --text-lead:     clamp(1.125rem, 1.04rem + 0.42vw, 1.375rem);
  --text-h3:       clamp(1.25rem, 1.16rem + 0.45vw, 1.5rem);
  --text-h2:       clamp(1.875rem, 1.5rem + 1.85vw, 3.25rem);
  --text-hero:     clamp(2.5rem, 1.55rem + 4.2vw, 5.25rem);

  /* Ritmo */
  --space-section: clamp(4rem, 3rem + 4.6vw, 7.5rem);
  --gutter:        clamp(1.25rem, 0.9rem + 1.6vw, 2.5rem);
  --measure:       68ch;
  --max:           1200px;

  /* Movimiento */
  --dur-fast:      160ms;
  --dur:           320ms;
  --dur-slow:      760ms;
  --ease:          cubic-bezier(0.16, 1, 0.3, 1);

  --radius:        14px;
  --radius-lg:     22px;
}

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

/* `clip` y no `hidden`: evita el scroll horizontal accidental sin convertir el
   html en contenedor de scroll (que rompería el scroll suave de las anclas). */
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: clip;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

/* Campo de estrellas + grano. Cero imágenes, cero peso.
   Van en z-index negativo a propósito: el contenido NO puede crear un contexto
   de apilamiento propio, porque entonces `mix-blend-mode: screen` del personaje
   se queda sin fondo con el que mezclarse y el JPG sale como caja negra. */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    radial-gradient(1.2px 1.2px at 12% 18%, rgba(255,255,255,.55), transparent),
    radial-gradient(1px 1px at 78% 12%, rgba(255,255,255,.40), transparent),
    radial-gradient(1.4px 1.4px at 34% 62%, rgba(255,255,255,.35), transparent),
    radial-gradient(1px 1px at 88% 74%, rgba(255,255,255,.45), transparent),
    radial-gradient(1px 1px at 58% 34%, rgba(125,211,252,.40), transparent),
    radial-gradient(1.2px 1.2px at 22% 88%, rgba(255,255,255,.30), transparent),
    radial-gradient(1px 1px at 68% 92%, rgba(255,255,255,.35), transparent),
    radial-gradient(1px 1px at 6% 48%, rgba(125,211,252,.30), transparent);
  opacity: .9;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

main, header, footer { position: relative; }

img { max-width: 100%; height: auto; display: block; }

a { color: var(--cyan); text-decoration-color: rgba(56,189,248,.35); text-underline-offset: 3px; }
a:hover { color: var(--cyan-bright); }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--cyan);
  color: #04070c;
  padding: .7rem 1.1rem;
  font-weight: 600;
  z-index: 100;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* --- Layout --------------------------------------------------------------- */
.wrap {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--space-section); }
.section--tight { padding-block: calc(var(--space-section) * .62); }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 1.15rem;
}
.section-label::before {
  content: '';
  width: 26px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan));
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.06;
  letter-spacing: -0.025em;
  margin: 0 0 1rem;
  text-wrap: balance;
}

h2 { font-size: var(--text-h2); }
h3 { font-size: var(--text-h3); line-height: 1.2; letter-spacing: -0.015em; }

p { margin: 0 0 1.1rem; max-width: var(--measure); }
p:last-child { margin-bottom: 0; }

.lead {
  font-size: var(--text-lead);
  line-height: 1.55;
  color: #cbd6e6;
}

.dim { color: var(--text-dim); }
.small { font-size: var(--text-sm); }
.xs { font-size: var(--text-xs); }

/* --- Botones -------------------------------------------------------------- */
.btn {
  --btn-bg: linear-gradient(180deg, var(--cyan-bright), var(--cyan-deep));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  padding: 1.05rem 1.9rem;
  border: 0;
  border-radius: 999px;
  background: var(--btn-bg);
  color: #04121c;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none;
  cursor: pointer;
  /* Sin esto el botón no parte su texto y desborda la pantalla en móvil. */
  white-space: normal;
  text-align: center;
  min-width: 0;
  position: relative;
  isolation: isolate;
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur) var(--ease);
  box-shadow: 0 0 0 1px rgba(125,211,252,.5), 0 12px 34px -12px var(--cyan-glow);
}
.btn::after {
  content: '';
  position: absolute;
  inset: -40%;
  z-index: -1;
  border-radius: inherit;
  background: radial-gradient(closest-side, var(--cyan-glow), transparent 72%);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 0 0 1px var(--cyan-bright), 0 20px 46px -14px var(--cyan-glow); }
.btn:hover::after { opacity: 1; }
.btn:active { transform: translateY(0); }
.btn[disabled] { opacity: .38; cursor: not-allowed; transform: none; box-shadow: 0 0 0 1px var(--line); }
.btn[disabled]:hover::after { opacity: 0; }

.btn--ghost {
  background: transparent;
  color: var(--text);
  box-shadow: inset 0 0 0 1px var(--line-strong);
  font-weight: 500;
}
.btn--ghost:hover { background: var(--surface-hi); box-shadow: inset 0 0 0 1px var(--line-strong); transform: translateY(-2px); }
.btn--ghost::after { display: none; }

.btn--block { width: 100%; }

/* --- Hero ----------------------------------------------------------------- */
.hero {
  position: relative;
  padding-top: clamp(3rem, 2rem + 4vw, 6rem);
  padding-bottom: 0;
  overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 1rem + 4vw, 4rem);
  align-items: end;
}

.hero__copy { padding-bottom: clamp(2rem, 1rem + 4vw, 5rem); }

.hero h1 {
  font-size: var(--text-hero);
  margin-bottom: 1.4rem;
}
.hero h1 em {
  font-style: normal;
  color: var(--cyan);
  text-shadow: 0 0 44px var(--cyan-glow);
}

.hero__sub {
  font-size: var(--text-lead);
  color: #c3cfe0;
  max-width: 46ch;
  margin-bottom: 2.1rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  margin-bottom: 1.4rem;
}

.hero__trust {
  display: flex;
  align-items: center;
  gap: .55rem;
  font-size: var(--text-sm);
  color: var(--text-faint);
}
.hero__trust svg { flex: none; color: var(--cyan); }

/* Figura del personaje: el JPG viene con fondo negro puro.
   `screen` deja pasar el fondo de la página por el negro y conserva
   cada detalle oscuro del personaje (correa, medias, botas). */
.hero__figure {
  position: relative;
  justify-self: center;
  width: min(100%, 340px);
  margin-bottom: -1px;
}

.hero__figure img {
  position: relative;
  z-index: 2;
  width: 100%;
  max-height: 56vh;
  object-fit: contain;
  object-position: bottom;
  mix-blend-mode: screen;
}

/* El glow del medallón, detrás del personaje */
.hero__figure::before {
  content: '';
  position: absolute;
  z-index: 1;
  left: 50%;
  top: 41%;
  width: 128%;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  background: radial-gradient(closest-side, rgba(56,189,248,.34), rgba(56,189,248,.09) 46%, transparent 72%);
  animation: pulse 5.5s var(--ease) infinite;
}

@keyframes pulse {
  0%, 100% { opacity: .72; transform: translate(-50%, -50%) scale(1); }
  50%      { opacity: 1;   transform: translate(-50%, -50%) scale(1.08); }
}

@media (min-width: 900px) {
  .hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    gap: clamp(1rem, -2rem + 6vw, 3rem);
  }
  /* En pantallas anchas manda la ALTURA, no el ancho: así el personaje llena
     el hero sin empujar el CTA fuera de la primera pantalla. */
  .hero__figure {
    width: auto;
    height: min(78vh, 780px);
    justify-self: end;
    display: flex;
    align-items: flex-end;
  }
  .hero__figure img { width: auto; height: 100%; max-height: none; }
}

/* --- Marquesina de contexto ----------------------------------------------- */
.strip {
  border-block: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(56,189,248,.05), transparent);
  position: relative;
}
.strip ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .6rem clamp(1.5rem, 4vw, 3.5rem);
  list-style: none;
  margin: 0;
  padding: 1.1rem var(--gutter);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  letter-spacing: .03em;
  color: var(--text-dim);
}
.strip li { display: flex; align-items: center; gap: .55rem; }
.strip li::before {
  content: '';
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 9px var(--cyan);
  flex: none;
}

/* --- Video ---------------------------------------------------------------- */
.video-shell {
  position: relative;
  margin-top: 2.5rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 0 0 1px var(--line-strong), 0 40px 90px -40px rgba(56,189,248,.35);
  background: #000;
  aspect-ratio: 16 / 9;
}
.video-shell iframe,
.video-shell .video-facade { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

.video-facade {
  display: grid;
  place-items: center;
  cursor: pointer;
  padding: 0;
  background: var(--bg-raised);
  transition: background var(--dur) var(--ease);
}
.video-facade img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .62; transition: opacity var(--dur) var(--ease); }
.video-facade:hover img { opacity: .78; }

.video-facade__play {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 78px;
  height: 78px;
  border-radius: 50%;
  background: linear-gradient(180deg, var(--cyan-bright), var(--cyan-deep));
  box-shadow: 0 0 0 1px rgba(125,211,252,.6), 0 0 60px var(--cyan-glow);
  transition: transform var(--dur) var(--ease);
}
.video-facade:hover .video-facade__play { transform: scale(1.08); }
.video-facade__play svg { margin-left: 4px; color: #04121c; }

.video-facade__label {
  position: absolute;
  z-index: 2;
  bottom: 1.4rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: var(--text-sm);
  color: var(--text-dim);
  background: rgba(6,8,12,.72);
  padding: .4rem 1rem;
  border-radius: 999px;
  backdrop-filter: blur(6px);
  white-space: nowrap;
}

/* --- Aviso de cumplimiento ------------------------------------------------ */
.notice {
  border-left: 2px solid var(--cyan);
  background: linear-gradient(90deg, rgba(56,189,248,.07), transparent 70%);
  padding: 1.15rem 1.4rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-top: 2rem;
}
.notice p { font-size: var(--text-sm); color: #b9c6d8; }

/* --- Bento: qué encontrarás ----------------------------------------------- */
.bento {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
  margin-top: 2.75rem;
}

.tile {
  position: relative;
  padding: clamp(1.5rem, 1.1rem + 1.4vw, 2.25rem);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--line);
  overflow: hidden;
  transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease), background var(--dur) var(--ease);
}
.tile:hover {
  transform: translateY(-3px);
  background: var(--surface-hi);
  box-shadow: inset 0 0 0 1px rgba(56,189,248,.28), 0 24px 50px -30px rgba(56,189,248,.4);
}
.tile h3 { margin-bottom: .55rem; }
.tile p { font-size: var(--text-sm); color: var(--text-dim); margin: 0; }

.tile__icon {
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  border-radius: 11px;
  background: rgba(56,189,248,.11);
  box-shadow: inset 0 0 0 1px rgba(56,189,248,.24);
  color: var(--cyan);
  margin-bottom: 1.1rem;
}

.tile--wide h3 { font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2rem); }
.tile--wide p { font-size: var(--text-base); max-width: 52ch; }

@media (min-width: 720px) {
  .bento { grid-template-columns: repeat(6, 1fr); }
  .tile { grid-column: span 3; }
  .tile--wide { grid-column: span 6; }
  .tile--third { grid-column: span 2; }
}

/* --- El personaje --------------------------------------------------------- */
.persona {
  display: grid;
  gap: clamp(2rem, 1rem + 4vw, 4rem);
  align-items: center;
}
.persona__media {
  position: relative;
  justify-self: center;
  width: min(100%, 340px);
}
.persona__media img { width: 100%; mix-blend-mode: screen; position: relative; z-index: 2; }
.persona__media::before {
  content: '';
  position: absolute;
  z-index: 1;
  left: 50%; top: 42%;
  width: 115%;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  background: radial-gradient(closest-side, rgba(214,195,161,.16), transparent 70%);
}
@media (min-width: 860px) {
  .persona { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); }
  .persona__media { justify-self: start; }
}

/* --- Para quién sí / para quién no ---------------------------------------- */
.fit {
  display: grid;
  gap: 1.25rem;
  margin-top: 2.75rem;
  grid-template-columns: 1fr;
}
@media (min-width: 820px) { .fit { grid-template-columns: 1fr 1fr; gap: 1.5rem; } }

.fit__col {
  padding: clamp(1.6rem, 1.2rem + 1.4vw, 2.4rem);
  border-radius: var(--radius-lg);
}

.fit__col--yes {
  background: var(--surface);
  box-shadow: inset 0 0 0 1px rgba(56,189,248,.26);
}
.fit__col--no {
  background: linear-gradient(165deg, rgba(214,195,161,.13), rgba(214,195,161,.04));
  box-shadow: inset 0 0 0 1px rgba(214,195,161,.22);
}

.fit__col h3 { display: flex; align-items: center; gap: .7rem; margin-bottom: 1.35rem; }
.fit__col--yes h3 { color: var(--cyan-bright); }
.fit__col--no h3 { color: var(--sand); }

.fit__col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .85rem; }
.fit__col li {
  display: flex;
  gap: .8rem;
  font-size: var(--text-sm);
  line-height: 1.55;
  color: #c3cfe0;
}
.fit__col li svg { flex: none; margin-top: .3rem; }
.fit__col--yes li svg { color: var(--cyan); }
.fit__col--no li svg { color: var(--sand-dim); }

/* --- Voces de la comunidad ------------------------------------------------
   Testimonios de APRENDIZAJE, nunca de dinero ganado. Sin capturas de P&L:
   el brief del cliente exige cumplir la política de Stripe para educación. */
.voices { margin-top: 2.75rem; display: grid; gap: 1.25rem; }
@media (min-width: 880px) { .voices { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; } }

.quote {
  position: relative;
  padding: clamp(1.75rem, 1.3rem + 1.6vw, 2.75rem);
  padding-top: clamp(2.75rem, 2rem + 2.4vw, 4rem);
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(214,195,161,.12), rgba(214,195,161,.035));
  box-shadow: inset 0 0 0 1px rgba(214,195,161,.2);
}

/* Comilla decorativa, dibujada con texto para no cargar un asset */
.quote::before {
  content: '\201C';
  position: absolute;
  top: clamp(.35rem, 0rem + 1.6vw, 1rem);
  left: clamp(1.25rem, .9rem + 1.2vw, 2rem);
  font-family: var(--font-display);
  font-size: clamp(4.5rem, 3rem + 6vw, 7rem);
  line-height: 1;
  color: rgba(214,195,161,.24);
  pointer-events: none;
}

.quote--lead { grid-column: 1 / -1; }

.quote blockquote {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.7;
  color: #dfe6f0;
}
.quote--lead blockquote { font-size: var(--text-lead); line-height: 1.6; }
.quote blockquote p { max-width: 62ch; }
.quote blockquote p + p { margin-top: .9rem; }

.quote figcaption {
  display: flex;
  align-items: center;
  gap: .7rem;
  margin-top: 1.5rem;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: var(--sand);
}
.quote figcaption::before {
  content: '';
  width: 22px;
  height: 1px;
  background: var(--sand-dim);
  flex: none;
}

.voices-note {
  grid-column: 1 / -1;
  margin: .25rem 0 0;
  font-size: var(--text-xs);
  line-height: 1.65;
  color: var(--text-faint);
  max-width: 76ch;
}

/* --- Pasos ---------------------------------------------------------------- */
.steps {
  display: grid;
  gap: 1.5rem;
  margin-top: 2.75rem;
  counter-reset: step;
  grid-template-columns: 1fr;
}
@media (min-width: 760px) { .steps { grid-template-columns: repeat(3, 1fr); gap: 2rem; } }

.step { position: relative; padding-top: 3.6rem; }
.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  top: 0; left: 0;
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 600;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(56,189,248,.5);
}
.step h3 { font-size: 1.125rem; margin-bottom: .45rem; }
.step p { font-size: var(--text-sm); color: var(--text-dim); margin: 0; }

/* --- Formulario ----------------------------------------------------------- */
.gate {
  position: relative;
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 1.2rem + 2.4vw, 3.25rem);
  background:
    radial-gradient(120% 100% at 50% 0%, rgba(56,189,248,.10), transparent 62%),
    var(--bg-raised);
  box-shadow: inset 0 0 0 1px var(--line-strong), 0 40px 90px -50px rgba(56,189,248,.5);
  max-width: 760px;
  margin-inline: auto;
}

.field { margin-bottom: 1.85rem; }
.field:last-of-type { margin-bottom: 1.5rem; }

.field > label,
.field > .field__legend {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text);
  margin-bottom: .8rem;
}
.field__hint { color: var(--text-faint); font-weight: 400; }

.input {
  width: 100%;
  padding: .95rem 1.15rem;
  border-radius: var(--radius);
  border: 0;
  background: rgba(255,255,255,.045);
  box-shadow: inset 0 0 0 1px var(--line);
  color: var(--text);
  font: inherit;
  transition: box-shadow var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.input::placeholder { color: var(--text-faint); }
.input:focus {
  outline: none;
  background: rgba(255,255,255,.07);
  box-shadow: inset 0 0 0 1px var(--cyan), 0 0 0 4px rgba(56,189,248,.13);
}

fieldset { border: 0; margin: 0; padding: 0; }

.chips { display: flex; flex-wrap: wrap; gap: .6rem; }

.chip { position: relative; }
.chip input {
  position: absolute;
  opacity: 0;
  width: 100%; height: 100%;
  margin: 0;
  cursor: pointer;
}
.chip span {
  display: block;
  padding: .68rem 1.15rem;
  border-radius: 999px;
  background: rgba(255,255,255,.04);
  box-shadow: inset 0 0 0 1px var(--line);
  font-size: var(--text-sm);
  color: var(--text-dim);
  transition: all var(--dur-fast) var(--ease);
  user-select: none;
}
.chip:hover span { color: var(--text); box-shadow: inset 0 0 0 1px var(--line-strong); }
.chip input:checked + span {
  background: rgba(56,189,248,.15);
  box-shadow: inset 0 0 0 1px var(--cyan);
  color: var(--cyan-bright);
}
.chip input:focus-visible + span { outline: 2px solid var(--cyan); outline-offset: 2px; }

/* Vista previa del mensaje: nada oculto */
.preview {
  margin: 1.6rem 0;
  border-radius: var(--radius);
  background: rgba(0,0,0,.34);
  box-shadow: inset 0 0 0 1px var(--line);
  padding: 1.1rem 1.25rem;
}
.preview__head {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: var(--text-xs);
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: .65rem;
}
.preview__head svg { color: var(--cyan); flex: none; }
.preview__body {
  font-size: var(--text-sm);
  color: #c3cfe0;
  line-height: 1.6;
  margin: 0;
  min-height: 3em;
  white-space: pre-wrap;
}

.gate__foot {
  margin-top: 1rem;
  text-align: center;
  font-size: var(--text-xs);
  color: var(--text-faint);
}

/* --- FAQ ------------------------------------------------------------------ */
.faq { margin-top: 2.5rem; max-width: 820px; }

.faq details {
  border-bottom: 1px solid var(--line);
  padding: .35rem 0;
}
.faq summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.15rem 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--text);
  transition: color var(--dur-fast) var(--ease);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--cyan-bright); }
.faq summary::after {
  content: '';
  flex: none;
  width: 11px; height: 11px;
  margin-top: .45rem;
  border-right: 1.5px solid var(--cyan);
  border-bottom: 1.5px solid var(--cyan);
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease);
}
.faq details[open] summary::after { transform: rotate(-135deg); }
.faq details p {
  font-size: var(--text-sm);
  color: var(--text-dim);
  padding-bottom: 1.25rem;
  max-width: 70ch;
}

/* --- Cierre --------------------------------------------------------------- */
.closer {
  position: relative;
  text-align: center;
  overflow: hidden;
  padding-bottom: 0;
}
.closer__figure {
  width: min(100%, 300px);
  margin: 2.5rem auto -1px;
  position: relative;
}
.closer__figure img { width: 100%; mix-blend-mode: screen; position: relative; z-index: 2; }
.closer__figure::before {
  content: '';
  position: absolute;
  z-index: 1;
  left: 50%; top: 42%;
  width: 150%;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  background: radial-gradient(closest-side, rgba(56,189,248,.26), transparent 70%);
}
.closer h2 { max-width: 18ch; margin-inline: auto; }
.closer p { margin-inline: auto; }

/* --- Footer --------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(0,0,0,.34);
  padding-block: clamp(2.5rem, 2rem + 2vw, 3.5rem);
  font-size: var(--text-sm);
}
.site-footer__top {
  display: grid;
  gap: 2rem;
  margin-bottom: 2.25rem;
}
@media (min-width: 780px) {
  .site-footer__top { grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 3rem; }
}
.site-footer__brand {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: .5rem;
  display: flex;
  align-items: center;
  gap: .6rem;
}
.site-footer__brand::before {
  content: '';
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
}
.site-footer nav ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .6rem; }
.site-footer nav a { color: var(--text-dim); text-decoration: none; }
.site-footer nav a:hover { color: var(--cyan-bright); text-decoration: underline; }

.disclaimer {
  border-top: 1px solid var(--line);
  padding-top: 1.75rem;
  font-size: var(--text-xs);
  line-height: 1.7;
  color: var(--text-faint);
}
.disclaimer p { max-width: none; margin-bottom: .8rem; }
.disclaimer strong { color: var(--text-dim); font-weight: 600; }

/* --- Páginas legales ------------------------------------------------------ */
.doc { padding-block: clamp(3.5rem, 2.5rem + 4vw, 6rem); }
.doc h1 { font-size: clamp(2rem, 1.5rem + 2.2vw, 3.25rem); margin-bottom: .5rem; }
.doc__date { color: var(--text-faint); font-size: var(--text-sm); margin-bottom: 3rem; }
.doc h2 { font-size: clamp(1.35rem, 1.2rem + .7vw, 1.75rem); margin-top: 3rem; }
.doc h2:first-of-type { margin-top: 2rem; }
.doc p, .doc li { color: #c3cfe0; }
.doc ul { padding-left: 1.15rem; max-width: var(--measure); }
.doc li { margin-bottom: .55rem; }
.doc__back {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: var(--text-sm);
  text-decoration: none;
  margin-bottom: 2.5rem;
}
.doc__back:hover { text-decoration: underline; }

/* --- Reveal on scroll -----------------------------------------------------
   Mejora progresiva: el estado oculto solo existe si el JS arrancó (clase .js
   puesta por un script en línea). Si el JS falla o lo bloquean, el contenido
   se ve igual en vez de quedar en opacity 0 para siempre. */
.js .reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
}
.js .reveal.is-in { opacity: 1; transform: none; }

/* --- Accesibilidad -------------------------------------------------------- */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .js .reveal { opacity: 1; transform: none; }
}