/* ==================== SIDEBAR COLLAPSIBLE NAVIGATION ==================== */
/* Estilo de menú desplegable con diseño de cards */

/* Collapsible principal */
.sidebar-nav-collapsible {
  border: none !important;
  box-shadow: none !important;
  background: transparent !important;
  margin: 0 !important;
}

.sidebar-nav-collapsible > li {
  margin-bottom: 12px;
}

/* Cabecera del collapsible (el botón que se ve siempre) */
.sidebar-nav-collapsible .collapsible-header.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: 18px 20px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 1) 0%, rgba(248, 250, 252, 0.9) 100%);
  border: 1px solid rgba(203, 213, 225, 0.4);
  color: #1e293b !important;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 4px rgba(15, 23, 42, 0.04);
  cursor: pointer;
  position: relative;
}

.sidebar-nav-collapsible .collapsible-header.sidebar-nav-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, #f97316 0%, #fb923c 100%);
  transform: scaleY(0);
  transition: transform var(--transition-fast);
  border-radius: 16px 0 0 16px;
}

.sidebar-nav-collapsible .collapsible-header.sidebar-nav-item:hover {
  background: linear-gradient(135deg, rgba(11, 60, 137, 0.06) 0%, rgba(249, 115, 22, 0.04) 100%);
  border-color: rgba(11, 60, 137, 0.2);
  transform: translateX(4px);
  box-shadow: 0 6px 12px rgba(15, 23, 42, 0.12);
}

.sidebar-nav-collapsible .collapsible-header.sidebar-nav-item:hover::before {
  transform: scaleY(1);
}

.sidebar-nav-collapsible .collapsible-header.sidebar-nav-item i {
  font-size: 28px;
  color: #3b5998;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.sidebar-nav-collapsible .collapsible-header.sidebar-nav-item:hover i {
  color: #0b3c89;
  transform: scale(1.1);
}

.sidebar-nav-collapsible .collapsible-header.sidebar-nav-item span {
  flex: 1;
  color: #1e293b;
  font-weight: 600;
}

/* Estado activo (expandido) */
.sidebar-nav-collapsible li.active > .collapsible-header.sidebar-nav-item {
  background: linear-gradient(135deg, #f97316 0%, #fb923c 100%);
  border-color: #ea580c;
  color: #ffffff !important;
  box-shadow: 0 8px 20px rgba(249, 115, 22, 0.35);
}

.sidebar-nav-collapsible li.active > .collapsible-header.sidebar-nav-item::before {
  transform: scaleY(1);
  background: rgba(255, 255, 255, 0.3);
}

.sidebar-nav-collapsible li.active > .collapsible-header.sidebar-nav-item i {
  color: #ffffff !important;
}

.sidebar-nav-collapsible li.active > .collapsible-header.sidebar-nav-item span {
  color: #ffffff !important;
  font-weight: 700;
}

/* Cuerpo del collapsible (los enlaces internos) */
.sidebar-nav-collapsible .collapsible-body {
  background: linear-gradient(180deg, rgba(237, 242, 250, 0.5) 0%, rgba(255, 255, 255, 0.7) 100%);
  border: none;
  border-radius: 0 0 12px 12px;
  margin-top: -8px;
  padding: 8px 0 12px 0;
  box-shadow: inset 0 2px 4px rgba(15, 23, 42, 0.06);
}

.sidebar-nav-collapsible .collapsible-body ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sidebar-nav-collapsible .collapsible-body ul li {
  margin: 0;
}

.sidebar-nav-collapsible .collapsible-body ul li a {
  display: flex;
  align-items: center;
  padding: 12px 20px 12px 56px;
  color: #475569 !important;
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition-fast);
  border-left: 3px solid transparent;
  position: relative;
}

.sidebar-nav-collapsible .collapsible-body ul li a::before {
  content: '';
  position: absolute;
  left: 32px;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #cbd5e1;
  transition: all var(--transition-fast);
}

.sidebar-nav-collapsible .collapsible-body ul li a:hover,
.sidebar-nav-collapsible .collapsible-body ul li a.active-link {
  background: rgba(11, 60, 137, 0.08);
  color: #0b3c89 !important;
  font-weight: 600;
  padding-left: 60px;
}

.sidebar-nav-collapsible .collapsible-body ul li a:hover::before,
.sidebar-nav-collapsible .collapsible-body ul li a.active-link::before {
  background: #f97316;
  transform: translateY(-50%) scale(1.5);
}

/* Estilo adicional para el enlace activo */
.sidebar-nav-collapsible .collapsible-body ul li a.active-link {
  border-left-color: #f97316;
  border-left-width: 3px;
}

/* Divider entre elementos */
.sidebar-nav-collapsible .collapsible-body ul li.divider {
  height: 1px;
  background: rgba(203, 213, 225, 0.3);
  margin: 8px 20px;
}

/* Animaciones */
.sidebar-nav-collapsible > li {
  animation: slideInLeft 0.3s ease-out backwards;
}

.sidebar-nav-collapsible > li:nth-child(1) { animation-delay: 0.05s; }
.sidebar-nav-collapsible > li:nth-child(2) { animation-delay: 0.1s; }
.sidebar-nav-collapsible > li:nth-child(3) { animation-delay: 0.15s; }
.sidebar-nav-collapsible > li:nth-child(4) { animation-delay: 0.2s; }
.sidebar-nav-collapsible > li:nth-child(5) { animation-delay: 0.25s; }
.sidebar-nav-collapsible > li:nth-child(6) { animation-delay: 0.3s; }

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Focus para accesibilidad */
.sidebar-nav-collapsible .collapsible-header:focus {
  outline: 3px solid rgba(11, 60, 137, 0.5);
  outline-offset: 2px;
}

.sidebar-nav-collapsible li.active > .collapsible-header:focus {
  outline-color: rgba(249, 115, 22, 0.7);
}

/* Responsive */
@media (max-width: 992px) {
  .sidebar-nav-collapsible .collapsible-header.sidebar-nav-item {
    padding: 16px 18px;
    font-size: 0.95rem;
  }
  
  .sidebar-nav-collapsible .collapsible-header.sidebar-nav-item i {
    font-size: 26px;
  }
}

/* Reducir animaciones si el usuario lo prefiere */
@media (prefers-reduced-motion: reduce) {
  .sidebar-nav-collapsible > li,
  .sidebar-nav-collapsible .collapsible-header,
  .sidebar-nav-collapsible .collapsible-body ul li a {
    animation: none !important;
    transition: none !important;
  }
  
  .sidebar-nav-collapsible .collapsible-header:hover {
    transform: none !important;
  }
}