/* =========================================================================
   IMAD by PRM — Estilos página "Próximamente"
   Identidad visual basada en el Manual de Identidad de la marca:
   - Negro profundo #000000 (fondo) + Gris Carbón #2E2E2E (texto de marca)
   - Barra semáforo: Rojo #E3241B, Ámbar #F4B513, Verde #389F38
   - Tipografía: Montserrat (títulos, itálica agresiva) + Inter (cuerpo)
   ========================================================================= */

/* ---- 1. Tokens de diseño (variables reutilizables) ---- */
:root {
  /* Colores base estructurales */
  --black: #000000;
  --carbon: #2e2e2e;
  --surface: #0a0a0a;
  --surface-2: #121212;
  --border: #1f1f1f;

  /* Colores de acento de la marca (barra semáforo) */
  --red: #e3241b;
  --amber: #f4b513;
  --green: #389f38;

  /* Texto */
  --fg: #f5f5f5;
  --fg-muted: #a3a3a3;
  --fg-dim: #6b6b6b;

  /* Ritmo de espaciado (múltiplos de 8) */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 40px;
  --space-xl: 64px;

  --radius: 12px;
  --radius-pill: 999px;
  --maxw: 1080px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --transition: 220ms var(--ease);

  --font-display: "Montserrat", system-ui, sans-serif;
  --font-body: "Inter", "Roboto", system-ui, sans-serif;
}

/* ---- 2. Reset base ---- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--black);
  color: var(--fg);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Utilidad accesible: oculta visualmente pero deja para lectores de pantalla */
.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;
}

/* =========================================================================
   3. FONDO DECORATIVO — enfoque PREMIUM / MONOCROMÁTICO
   Estrategia: sobriedad de lujo. Negro profundo + luz cenital neutra muy
   tenue + viñeta para dar foco + rejilla técnica casi imperceptible.
   El color de marca NO se usa en el fondo (se reserva para la barra y el
   título), evitando el aire "gamer" de los resplandores de colores.
   ========================================================================= */
.bg-fx {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
  /* Capa base: sutil degradado radial neutro (spotlight cenital) + viñeta */
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(255, 255, 255, 0.05) 0%, transparent 55%),
    radial-gradient(100% 100% at 50% 45%, #050505 0%, #000000 70%);
}

/* Rejilla técnica ultra sutil: aporta textura de precisión sin ruido visual */
.bg-grid {
  position: absolute;
  inset: -2px;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 64px 64px;
  /* La rejilla solo insinúa cerca del centro-superior y se desvanece */
  mask-image: radial-gradient(ellipse 70% 55% at 50% 22%, #000 0%, transparent 75%);
}

/* Viñeta perimetral: oscurece bordes para concentrar la mirada (look editorial) */
.bg-speedlines {
  position: absolute;
  inset: 0;
  background: radial-gradient(130% 130% at 50% 50%, transparent 55%, rgba(0, 0, 0, 0.85) 100%);
}

/* Los antiguos resplandores de color quedan desactivados por completo. */
.bg-glow {
  display: none;
}

/* =========================================================================
   4. BARRA SEMÁFORO SUPERIOR (acento cromático de la marca)
   ========================================================================= */
.brand-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  display: flex;
  z-index: 50;
}
.brand-bar__seg {
  flex: 1;
  transform-origin: left;
  animation: bar-grow 900ms var(--ease) both;
}
.brand-bar__seg--red { background: var(--red); }
.brand-bar__seg--amber { background: var(--amber); animation-delay: 120ms; }
.brand-bar__seg--green { background: var(--green); animation-delay: 240ms; }

@keyframes bar-grow {
  from { transform: scaleX(0); opacity: 0; }
  to { transform: scaleX(1); opacity: 1; }
}

/* =========================================================================
   5. LAYOUT GENERAL
   ========================================================================= */
.page {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(var(--space-lg), 8vw, 96px) var(--space-md) var(--space-lg);
}

/* Cada sección respira con separación amplia */
.hero,
.teaser,
.trust,
.brands {
  margin-bottom: clamp(var(--space-xl), 12vw, 120px);
}

/* ---- Entrada animada al hacer scroll (JS agrega .is-visible) ---- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms var(--ease), transform 600ms var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* =========================================================================
   6. HERO
   ========================================================================= */
.hero {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Etiqueta superior "Nueva experiencia · Muy pronto" */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-muted);
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.02);
  margin-bottom: var(--space-lg);
}
.eyebrow__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 10px var(--green);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

.hero__logo {
  width: min(420px, 80vw);
  height: auto;
  margin-bottom: var(--space-md);
  /* Sombra neutra y contenida: profundidad sin halo de color */
  filter: drop-shadow(0 20px 50px rgba(0, 0, 0, 0.6));
}

.hero__title {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(2.4rem, 8vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--fg);
  margin-bottom: var(--space-md);
}
/* Palabra destacada con degradado semáforo */
.hero__title-accent {
  background: linear-gradient(100deg, var(--red) 0%, var(--amber) 50%, var(--green) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.hero__tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 700;
  font-size: clamp(1rem, 2.6vw, 1.35rem);
  color: var(--fg);
  margin-bottom: var(--space-md);
}

.hero__lead {
  max-width: 620px;
  color: var(--fg-muted);
  font-size: clamp(0.98rem, 2vw, 1.1rem);
  margin-bottom: var(--space-lg);
}
.hero__lead strong {
  color: var(--fg);
  font-weight: 600;
}

/* =========================================================================
   7. COUNTDOWN
   ========================================================================= */
.countdown {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(6px, 2vw, 16px);
  margin-bottom: var(--space-lg);
}
.countdown__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  min-width: clamp(64px, 18vw, 92px);
  padding: var(--space-sm) var(--space-xs);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
}
/* Filo de color superior en cada bloque del contador */
.countdown__item::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--red), var(--amber), var(--green));
  opacity: 0.85;
}
.countdown__num {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(1.8rem, 6vw, 3rem);
  line-height: 1;
  color: var(--fg);
  font-variant-numeric: tabular-nums;
}
.countdown__label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-dim);
}
.countdown__sep {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 4vw, 2.2rem);
  color: var(--fg-dim);
  align-self: flex-start;
  margin-top: clamp(14px, 4vw, 24px);
}

/* =========================================================================
   8. WAITLIST (formulario de captura)
   ========================================================================= */
.waitlist {
  width: 100%;
  max-width: 540px;
  margin-bottom: var(--space-md);
}
.waitlist__row {
  display: flex;
  gap: var(--space-xs);
  padding: 6px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.waitlist__row:focus-within {
  border-color: var(--green);
  box-shadow: 0 0 0 4px rgba(56, 159, 56, 0.15);
}
.waitlist__input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  outline: none;
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0 var(--space-sm);
}
.waitlist__input::placeholder {
  color: var(--fg-dim);
}

/* Estado de error del formulario */
.waitlist.has-error .waitlist__row {
  border-color: var(--red);
  box-shadow: 0 0 0 4px rgba(227, 36, 27, 0.15);
}

.waitlist__msg {
  min-height: 1.2em;
  font-size: 0.85rem;
  font-weight: 500;
  margin-top: var(--space-xs);
  padding: 0 var(--space-sm);
  text-align: left;
}
.waitlist__msg.is-error { color: #ff6b63; }
.waitlist__msg.is-success { color: #63d763; }

.waitlist__note {
  font-size: 0.8rem;
  color: var(--fg-dim);
  margin-top: var(--space-xs);
  padding: 0 var(--space-sm);
}

/* =========================================================================
   9. BOTONES
   ========================================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  transition: transform var(--transition), background var(--transition), box-shadow var(--transition);
}
.btn:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 2px;
}

/* Botón principal (CTA) con degradado semáforo */
.btn--primary {
  padding: 14px 24px;
  color: #fff;
  background: linear-gradient(100deg, var(--red), #d11) ;
  box-shadow: 0 6px 24px rgba(227, 36, 27, 0.3);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(227, 36, 27, 0.45);
}
.btn--primary:active {
  transform: translateY(0);
}

/* Botón fantasma (WhatsApp) */
.btn--ghost {
  padding: 12px 22px;
  color: var(--fg);
  background: var(--surface-2);
  border: 1px solid var(--border);
}
.btn--ghost:hover {
  border-color: var(--green);
  color: var(--green);
  transform: translateY(-2px);
}
.btn__icon {
  width: 18px;
  height: 18px;
}

/* =========================================================================
   10. PRUEBA SOCIAL
   ========================================================================= */
.social-proof {
  font-size: 0.9rem;
  color: var(--fg-muted);
}
.social-proof__count {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
}

/* =========================================================================
   11. TÍTULOS DE SECCIÓN
   ========================================================================= */
.section-title {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(1.6rem, 5vw, 2.6rem);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  text-align: center;
  margin-bottom: var(--space-xs);
}
.section-sub {
  text-align: center;
  color: var(--fg-muted);
  margin-bottom: var(--space-lg);
}
.section-sub--brands {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-dim);
}

/* =========================================================================
   12. TARJETAS DE CATEGORÍA (con imagen)
   Cuadrícula responsiva: 4 columnas en desktop, 2 en móvil.
   ========================================================================= */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
  list-style: none;
}

.cat-card {
  position: relative;
  aspect-ratio: 1 / 1;          /* mismo tamaño para todas las tarjetas */
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: pointer;
  isolation: isolate;
}

/* Imagen del producto: cubre la tarjeta manteniendo proporción */
.cat-card__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms var(--ease), filter var(--transition);
}

/* Degradado inferior para que el nombre siempre sea legible sobre la foto */
.cat-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.1) 45%, transparent 70%);
  z-index: 1;
  transition: background var(--transition);
}

.cat-card__name {
  position: absolute;
  left: var(--space-sm);
  bottom: var(--space-sm);
  right: var(--space-sm);
  z-index: 2;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(0.95rem, 1.6vw, 1.15rem);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  color: var(--fg);
}

/* Filo semáforo que aparece al pasar el cursor (acento de marca) */
.cat-card__name::before {
  content: "";
  display: block;
  width: 0;
  height: 3px;
  margin-bottom: 8px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--red), var(--amber), var(--green));
  transition: width 350ms var(--ease);
}

/* Interacción: zoom sutil de la imagen + aparece el filo de color */
.cat-card:hover {
  border-color: var(--carbon);
}
.cat-card:hover .cat-card__img {
  transform: scale(1.07);
}
.cat-card:hover .cat-card__name::before {
  width: 40px;
}

/* Accesibilidad: foco visible cuando se navega con teclado */
.cat-card:focus-within {
  outline: 3px solid var(--amber);
  outline-offset: 2px;
}

/* Tablet: 3 columnas */
@media (max-width: 900px) {
  .cat-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
/* Móvil: 2 columnas */
@media (max-width: 560px) {
  .cat-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xs);
  }
}

/* =========================================================================
   13. TARJETAS DE CONFIANZA
   ========================================================================= */
.trust__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: var(--space-sm);
}
.trust__card {
  padding: var(--space-md);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: left;
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
}
.trust__card:hover {
  border-color: var(--carbon);
  transform: translateY(-4px);
  background: var(--surface-2);
}
.trust__icon {
  width: 32px;
  height: 32px;
  color: var(--green);
  margin-bottom: var(--space-sm);
}
.trust__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 6px;
}
.trust__text {
  color: var(--fg-muted);
  font-size: 0.9rem;
}

/* =========================================================================
   14. MARCAS
   ========================================================================= */
.brands__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: clamp(var(--space-sm), 4vw, var(--space-lg));
  list-style: none;
}
.brands__item {
  display: flex;
  align-items: center;
  justify-content: center;
}
/* Todos los logos comparten viewBox y altura → mismo tamaño garantizado.
   Monocromáticos y atenuados; al pasar el cursor pasan a blanco pleno. */
.brands__logo {
  height: clamp(24px, 4.5vw, 32px);
  width: auto;
  color: var(--fg-dim);
  opacity: 0.75;
  transition: color var(--transition), opacity var(--transition), transform var(--transition);
}
.brands__item:hover .brands__logo {
  color: var(--fg);
  opacity: 1;
  transform: scale(1.04);
}

/* =========================================================================
   15. FOOTER
   ========================================================================= */
.footer {
  border-top: 1px solid var(--border);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}
.footer__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}
.footer__cta-text {
  color: var(--fg-muted);
  font-size: 0.95rem;
}

.social {
  display: flex;
  gap: var(--space-sm);
}
.social__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  color: var(--fg-muted);
  transition: color var(--transition), border-color var(--transition), transform var(--transition);
}
.social__link svg {
  width: 20px;
  height: 20px;
}
.social__link:hover {
  color: var(--fg);
  border-color: var(--carbon);
  transform: translateY(-2px);
}
.social__link:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 2px;
}

.footer__legal {
  color: var(--fg-dim);
  font-size: 0.8rem;
}

/* =========================================================================
   16. RESPONSIVE
   ========================================================================= */
@media (max-width: 560px) {
  /* En móvil el formulario se apila para no comprimir el input */
  .waitlist__row {
    flex-direction: column;
    border-radius: var(--radius);
    padding: var(--space-xs);
  }
  .waitlist__input {
    padding: 12px var(--space-sm);
    text-align: center;
  }
  .btn--primary {
    width: 100%;
  }
  .countdown__sep {
    display: none;
  }
}

/* =========================================================================
   17. ACCESIBILIDAD: respeta prefers-reduced-motion
   ========================================================================= */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}