/* ==========================================================================
   HEADER & FOOTER (Soporte a header-footer.js) — header-footer.css
   * Usa las variables ya definidas en estilo.css (color, radios, etc.)
   ========================================================================== */

/* Estructura base del header (suave al ocultar/mostrar con scroll) */
header {
  will-change: transform;
  backface-visibility: hidden;
}

/* Contenedor interno que crea el JS si no existe */
.header-container {
  width: 100%;
  max-width: 1200px;
  height: 100%;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo (respeta estilos de estilo.css; aquí solo garantías mínimas) */
.logo img {
  height: 45px;
  width: auto;
  transition: var(--transicion-normal, all .3s ease-out);
}

/* ==========================================================================
   MENÚ HAMBURGUESA
   ========================================================================== */

.menu-toggle {
  display: none; /* se muestra en @media */
  width: 40px; height: 40px;
  background: none; border: 0; cursor: pointer; padding: 0;
  align-items: center; justify-content: center;
  position: relative; z-index: 1001;
}

.menu-toggle:focus-visible {
  outline: 2px solid var(--color-acento, #1CB5B2);
  outline-offset: 2px;
  border-radius: 6px;
}

.hamburger {
  width: 24px; height: 2px;
  background: var(--color-blanco, #fff);
  position: relative;
  transition: var(--transicion-normal, all .3s ease-out);
}

.hamburger::before,
.hamburger::after {
  content: "";
  position: absolute;
  left: 0;
  width: 24px; height: 2px;
  background: var(--color-blanco, #fff);
  transition: var(--transicion-normal, all .3s ease-out);
}

.hamburger::before { top: -7px; }
.hamburger::after  { top:  7px; }

/* Estado activo (X) */
.menu-toggle.active .hamburger { background: transparent; }
.menu-toggle.active .hamburger::before { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active .hamburger::after  { transform: rotate(-45deg) translate(5px, -5px); }

/* ==========================================================================
   OVERLAY MÓVIL
   ========================================================================== */

.mobile-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.8);
  backdrop-filter: blur(5px);
  opacity: 0; visibility: hidden;
  transition: var(--transicion-normal, all .3s ease-out);
  z-index: 999;
  display: none; /* se habilita en @media */
}

.mobile-overlay.active {
  opacity: 1; visibility: visible;
}

/* ==========================================================================
   NAVEGACIÓN MÓVIL DESLIZABLE
   ========================================================================== */

.mobile-nav {
  position: fixed; top: 0; right: -100%;
  width: 300px; max-width: 88vw; height: 100vh;
  background: linear-gradient(135deg, var(--color-primario, #004E89) 0%, #003366 100%);
  padding: 90px 0 40px;
  transition: right .4s cubic-bezier(.175, .885, .32, 1.275);
  z-index: 1000;
  overflow-y: auto;
  box-shadow: -5px 0 20px rgba(0,0,0,.25);
  display: none; /* se habilita en @media */
}

.mobile-nav.active { right: 0; }

.mobile-nav ul { list-style: none; margin: 0; padding: 0; }
.mobile-nav li { border-bottom: 1px solid rgba(255,255,255,.12); }

.mobile-nav a {
  display: block;
  padding: 1rem 1.75rem;
  color: var(--color-blanco, #fff);
  text-decoration: none;
  font-weight: 500; font-size: 1.05rem;
  position: relative;
  transition: var(--transicion-normal, all .3s ease-out);
}

.mobile-nav a:hover,
.mobile-nav a[aria-current="page"] {
  background: rgba(28, 181, 178, .18);
  color: #B6E388;
  transform: translateX(8px);
}

.mobile-nav a::before {
  content: "";
  position: absolute; left: 0; top: 0;
  width: 4px; height: 100%;
  background: var(--color-acento, #1CB5B2);
  transform: scaleY(0);
  transition: transform .25s ease;
}

.mobile-nav a:hover::before,
.mobile-nav a[aria-current="page"]::before {
  transform: scaleY(1);
}

.mobile-cta {
  margin: 1.5rem;
  text-align: center;
}
.mobile-cta .cta-button {
  display: block; width: fit-content; margin: 0 auto;
}

/* Evitar scroll de fondo cuando está abierto el menú */
.no-scroll { overflow: hidden; height: 100vh; }

/* ==========================================================================
   FOOTER: Animaciones suaves por secciones (si tu HTML usa .footer-section)
   ========================================================================== */

.footer-section {
  opacity: 0; transform: translateY(30px);
  animation: fadeInUp .6s ease-out forwards;
}
.footer-section:nth-child(1) { animation-delay: .1s; }
.footer-section:nth-child(2) { animation-delay: .2s; }
.footer-section:nth-child(3) { animation-delay: .3s; }

/* Reutiliza @keyframes fadeInUp de estilo.css si existe; fallback: */
@keyframes fadeInUp { to { opacity: 1; transform: translateY(0); } }

/* ==========================================================================
   BREAKPOINTS
   ========================================================================== */

/* Tablet */
@media (max-width: 1024px) {
  .header-container { padding: 0 1.5rem; }
}

/* Mobile */
@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  .mobile-overlay, .mobile-nav { display: block; }

  /* En móvil, el header suele ser más compacto; el JS ya ajusta transform */
  .logo img { height: 35px; }
}

/* Mobile medium */
@media (max-width: 640px) {
  .mobile-nav { width: 100%; max-width: none; padding-top: 80px; }
}

/* Mobile small */
@media (max-width: 480px) {
  .menu-toggle { width: 35px; height: 35px; }
  .hamburger, .hamburger::before, .hamburger::after { width: 20px; }
  .mobile-nav a { padding: .85rem 1.25rem; font-size: 1rem; }
  .mobile-cta { margin: 1rem; }
}

/* ==========================================================================
   ESTADOS AL HACER SCROLL (coherente con header-footer.js / scroll-animations)
   ========================================================================== */

.header-scrolled {
  height: 60px;
  backdrop-filter: blur(20px);
  background: rgba(0, 78, 137, 0.98);
}
.header-scrolled .logo img { height: 35px; }

/* FIX: Ocultar navegación desktop y CTA cuando el menú móvil está activo (<=768px) */
@media (max-width: 768px) {
  header .main-nav,
  header .cta-button {
    display: none !important;
  }
  /* Asegurar que los elementos creados por JS estén habilitados */
  .mobile-nav,
  .mobile-overlay {
    display: block !important;
  }
}

/* Header del panel móvil + botón de cierre */
.mobile-nav-header {
  position: sticky;
  top: 0;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  height: 64px;
  padding: 0 1rem;
  background: transparent;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  z-index: 1;
}

.mobile-close {
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background: rgba(255,255,255,0.10);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform .25s ease, background .25s ease, box-shadow .25s ease;
}

.mobile-close:hover {
  background: rgba(255,255,255,0.18);
  transform: rotate(90deg) scale(1.05);
  box-shadow: 0 6px 18px rgba(0,0,0,0.25);
}

.mobile-close:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(255,255,255,.4), 0 0 0 6px rgba(28,181,178,.6);
}

@media (max-width: 480px) {
  .mobile-nav-header { height: 56px; }
  .mobile-close { width: 36px; height: 36px; }
}