/* Estilos complementarios a Tailwind (utilidades vía CDN en includes/head.php) */

html {
  scroll-behavior: smooth;
}

body {
  overflow-x: hidden;
}

/* Header: transición de transparente a sólido al hacer scroll */
#site-header[data-state="top"] {
  background-color: transparent;
}
#site-header[data-state="scrolled"] {
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.06), 0 10px 30px -15px rgba(15, 23, 42, 0.15);
}
#site-header[data-state="top"] .nav-link,
#site-header[data-state="scrolled"] .nav-link {
  color: inherit;
}

/* Cuadrícula decorativa del hero */
.hero-grid {
  background-image:
    linear-gradient(to right, rgba(18, 152, 216, 0.08) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(18, 152, 216, 0.08) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 40%, transparent 100%);
}

.hero-grid-dark {
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.07) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 20%, transparent 100%);
}

/* Animación de aparición al hacer scroll */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* FAQ */
.faq-toggle[aria-expanded="true"] .faq-icon {
  transform: rotate(180deg);
}

/* Botón flotante de WhatsApp */
@keyframes bounce-slow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
.animate-bounce-slow {
  animation: bounce-slow 2.6s ease-in-out infinite;
}

/* Estado de foco accesible */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid #1298D8;
  outline-offset: 2px;
}