.splash-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--mud-palette-background-default, linear-gradient(135deg, #667eea 0%, #764ba2 100%));
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    animation: fadeIn 0.3s ease-in;
    transition: opacity 0.5s ease-out;
}

/* Tema oscuro/claro adaptativo */
.mud-theme-dark .splash-screen {
    background: linear-gradient(135deg, #1e3a8a 0%, #312e81 100%);
}

.splash-content {
    text-align: center;
    color: white;
    animation: slideUp 0.6s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Animación de salida cuando el contenido está listo */
.splash-screen.fade-out {
    opacity: 0;
    pointer-events: none;
}

/* Estilos para el drawer con footer fijo */
.drawer-content {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.drawer-menu {
    flex: 1;
    overflow-y: auto;
}

.drawer-footer {
    flex-shrink: 0;
    padding: 8px 16px;
    background: var(--mud-palette-background-default);
    border-top: 1px solid var(--mud-palette-divider);
    text-align: center;
}

.drawer-footer .mud-typography-caption {
    font-size: 0.65rem;
    line-height: 1.2;
}

/* Estilos para grupo de navegación siempre expandido (TRAMITES) */
.nav-group-header {
    display: flex;
    align-items: center;
    padding: 8px 16px;
    min-height: 48px;
    font-weight: 500;
    color: var(--mud-palette-text-primary);
}

.nav-group-content {
    padding-left: 0;
}

.nav-group-content .mud-nav-link {
    padding-left: 48px;
}

/* Estilos para los expansion panels en el nav menu */
.mud-nav-expansion {
    margin-top: 8px;
}

.mud-nav-expansion .mud-expand-panel {
    background-color: transparent;
    box-shadow: none;
}

.mud-nav-expansion .mud-expand-panel-header {
    padding: 8px 16px;
    min-height: 48px;
}

.mud-nav-expansion .mud-expand-panel-content {
    padding: 0;
}

.mud-nav-expansion .mud-nav-link {
    padding-left: 48px;
}

/* Ocultar el ícono por defecto del expansion panel */
.nav-expansion-panel .mud-expand-panel-header .mud-expand-panel-icon {
    order: -1;
    margin-right: 0;
    margin-left: auto;
}