/* =========================================================
   Colegio Alianza - Menú Móvil Lateral (Drawer) Aislado
   Z-Index Scale:
   - Header: 100
   - Overlay: 400
   - Drawer: 500
   ========================================================= */

:root {
  --ca-drawer-width: min(85vw, 340px);
  --ca-drawer-bg: #ffffff;
  --ca-drawer-text: #1d2535;
  --ca-overlay-bg: rgba(10, 29, 56, 0.7); /* navy-dark with opacity */
  --ca-drawer-transition: 0.35s cubic-bezier(.2,.7,.2,1);
}

/* ---------------------------------------------------------
   NUEVO BOTÓN TOGGLE (Oculto en Desktop)
--------------------------------------------------------- */
.ca-mobile-toggle {
  display: none; /* Desktop default */
  width: 44px; 
  height: 44px;
  align-items: center; 
  justify-content: center;
  border-radius: 10px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 101; /* Sobre el header base */
}

.ca-mobile-toggle span,
.ca-mobile-toggle span::before,
.ca-mobile-toggle span::after {
  content: '';
  display: block;
  width: 22px; 
  height: 2px;
  background: var(--navy, #0f2a4f);
  position: relative;
  transition: transform var(--ca-drawer-transition), top var(--ca-drawer-transition), opacity var(--ca-drawer-transition);
}

.ca-mobile-toggle span::before { position: absolute; top: -7px; }
.ca-mobile-toggle span::after  { position: absolute; top: 7px; }

/* ---------------------------------------------------------
   ESTRUCTURA DEL DRAWER
--------------------------------------------------------- */
.ca-overlay {
  position: fixed;
  inset: 0;
  background: var(--ca-overlay-bg);
  z-index: 400;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--ca-drawer-transition);
  backdrop-filter: blur(4px);
}

.ca-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: var(--ca-drawer-width);
  height: 100vh; /* Fallback */
  height: 100dvh; /* Soporte Landscape moderno */
  background: var(--ca-drawer-bg);
  z-index: 500;
  transform: translateX(100%);
  transition: transform var(--ca-drawer-transition);
  display: flex;
  flex-direction: column;
  box-shadow: -8px 0 24px rgba(15, 42, 79, 0.15);
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
  overflow-y: auto;
  overscroll-behavior: contain;
}

/* ESTADOS ACTIVOS */
.ca-overlay.ca-overlay-active {
  opacity: 1;
  pointer-events: auto;
}

.ca-drawer.ca-drawer-active {
  transform: translateX(0);
}

/* BODY LOCK (Previene Layout Shift) */
body.ca-body-lock {
  overflow: hidden !important;
}

/* ---------------------------------------------------------
   INTERIORES DEL DRAWER
--------------------------------------------------------- */
.ca-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 1.25rem;
  border-bottom: 1px solid var(--border, #e6e9f0);
}

.ca-drawer-logo {
  height: 45px;
  width: auto;
  object-fit: contain;
}

.ca-drawer-close {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--pastel-blue, #e8f0fb);
  color: var(--navy, #0f2a4f);
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
}

.ca-drawer-close:hover {
  background: #d1e2f8;
}

.ca-drawer-close svg {
  width: 24px;
  height: 24px;
}

.ca-drawer-nav {
  padding: 1rem 0;
  display: flex;
  flex-direction: column;
}

.ca-drawer-link {
  display: block;
  padding: 1rem 1.5rem;
  color: var(--ca-drawer-text);
  font-weight: 500;
  font-size: 1.05rem;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.ca-drawer-link:hover,
.ca-drawer-link:focus {
  background: var(--pastel-blue, #e8f0fb);
  color: var(--navy, #0f2a4f);
  outline: none;
}

.ca-drawer-separator {
  height: 1px;
  background: var(--border, #e6e9f0);
  margin: 0.2rem 1.5rem;
}

.ca-drawer-cta {
  margin: 1.5rem 1.5rem 0;
  text-align: center;
  background: var(--navy, #0f2a4f);
  color: #fff !important;
  border-radius: 999px;
  padding: 0.85rem 1.2rem;
  font-weight: 600;
}

.ca-drawer-cta:hover {
  background: var(--navy-light, #1c3d72);
}

/* ---------------------------------------------------------
   RESPONSIVE Y DESACTIVACIÓN DE MENÚ VIEJO
--------------------------------------------------------- */
@media (max-width: 900px) {
  /* Mostrar nuevo toggle */
  .ca-mobile-toggle {
    display: inline-flex;
  }
  
  /* Ocultar MENÚ VIEJO COMPLETAMENTE (Visual y Funcional) */
  .nav-toggle {
    display: none !important; /* Oculta botón original */
  }
  .nav-menu {
    display: none !important; /* Desactiva menú original en móvil */
    pointer-events: none !important;
    opacity: 0 !important;
    visibility: hidden !important;
  }
}

/* ---------------------------------------------------------
   ACCESIBILIDAD (A11y)
--------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .ca-drawer,
  .ca-overlay,
  .ca-mobile-toggle span,
  .ca-mobile-toggle span::before,
  .ca-mobile-toggle span::after {
    transition: none !important;
  }
}