/* ============================================================================
   ESTILOS PARA SIDEBAR - PROFESIONAL Y COMPACTO
   ============================================================================ */

.sidebar {
    width: 220px;
    background: #ffffff;
    border-right: 1px solid var(--color-borde);
    position: fixed;
    left: 0;
    top: 56px;
    bottom: 0;
    transition: transform 0.3s ease;
    z-index: 1020;
    box-shadow: 1px 0 3px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* En móvil, el sidebar comienza oculto por defecto */
@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }
}

/* Scrollbar personalizada */
.sidebar::-webkit-scrollbar {
    width: 4px;
}

.sidebar::-webkit-scrollbar-track {
    background: #f9fafb;
}

.sidebar::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 4px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}

/* ===== HEADER DEL SIDEBAR ===== */
.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--color-borde);
    background: #fafbfc;
    flex-shrink: 0;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-primario);
    transition: gap 0.2s ease;
}

.sidebar-brand i {
    font-size: 1.25rem;
    color: var(--color-secundario);
}

.sidebar-brand-text {
    transition: opacity 0.2s ease, width 0.2s ease;
    white-space: nowrap;
}

.sidebar-collapse-btn {
    width: 28px;
    height: 28px;
    border: 1px solid var(--color-borde);
    background: white;
    color: var(--color-texto-secundario);
    border-radius: var(--radio-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
    flex-shrink: 0;
}

.sidebar-collapse-btn:hover {
    background: #f3f4f6;
    color: var(--color-primario);
    border-color: var(--color-primario);
}

.sidebar-collapse-btn i {
    transition: transform 0.2s ease;
    font-size: 0.8rem;
}

/* ===== NAVEGACIÓN ===== */
.sidebar-nav {
    padding: 0.75rem 0;
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.sidebar-nav::-webkit-scrollbar {
    width: 0;
    height: 0;
}

.sidebar-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* Secciones del menú */
.sidebar-section {
    margin: 1rem 0 0.375rem 0;
    padding: 0 1rem;
}

.sidebar-section:first-child {
    margin-top: 0.375rem;
}

.sidebar-section-title {
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-texto-secundario);
    transition: opacity 0.2s ease;
    white-space: nowrap;
}

.sidebar-item {
    margin: 0.125rem 0.625rem;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 0.875rem;
    color: var(--color-texto);
    text-decoration: none;
    transition: all 0.15s ease;
    border-radius: var(--radio-md);
    font-size: 0.875rem;
    font-weight: 500;
    position: relative;
}

.sidebar-link:hover {
    background: #f3f4f6;
    color: var(--color-primario);
}

.sidebar-link.active {
    background: var(--color-primario);
    color: white;
}

.sidebar-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--color-secundario);
    border-radius: 0 3px 3px 0;
}

.sidebar-link i {
    width: 18px;
    text-align: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.sidebar-link span {
    transition: opacity 0.2s ease;
}

.sidebar-item-with-submenu .submenu-chevron {
    margin-left: auto;
    font-size: 0.7rem;
    transition: transform 0.2s ease;
}

.sidebar-link-toggle[aria-expanded='true'] .submenu-chevron {
    transform: rotate(180deg);
}

.sidebar-submenu {
    list-style: none;
    margin: 0.125rem 0 0.25rem 1.9rem;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease;
}

.sidebar-submenu.open {
    max-height: 220px;
}

.sidebar-submenu-item {
    margin: 0.1rem 0;
}

.sidebar-submenu-link {
    display: block;
    padding: 0.45rem 0.75rem;
    border-radius: var(--radio-md);
    color: var(--color-texto-secundario);
    text-decoration: none;
    font-size: 0.8125rem;
    font-weight: 500;
    transition: all 0.15s ease;
}

.sidebar-submenu-link:hover {
    background: #f3f4f6;
    color: var(--color-primario);
}

.sidebar-submenu-link.active {
    background: rgba(37, 99, 235, 0.1);
    color: var(--color-primario);
}

/* Badge de notificaciones */
.sidebar-badge {
    margin-left: auto;
    background: var(--color-peligro);
    color: white;
    font-size: 0.65rem;
    padding: 0.125rem 0.375rem;
    border-radius: 10px;
    font-weight: 600;
    min-width: 18px;
    text-align: center;
    transition: opacity 0.2s ease;
}

/* Footer del sidebar */
.sidebar-footer {
    padding: 0.875rem;
    border-top: 1px solid var(--color-borde);
    background: #fafbfc;
    flex-shrink: 0;
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.625rem;
    background: white;
    border-radius: var(--radio-md);
    border: 1px solid var(--color-borde);
    transition: all 0.15s ease;
}

.sidebar-user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-secundario);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.sidebar-user-info {
    flex: 1;
    overflow: hidden;
    transition: opacity 0.2s ease, width 0.2s ease;
}

.sidebar-user-info strong {
    display: block;
    font-size: 0.8125rem;
    color: var(--color-texto);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-info small {
    display: block;
    font-size: 0.6875rem;
    color: var(--color-texto-secundario);
    margin-top: 1px;
}

/* ===== ESTADO COLAPSADO ===== */
.sidebar.collapsed {
    width: 60px;
    transition: width 0.2s ease, transform 0.3s ease;
}

/* Header colapsado */
.sidebar.collapsed .sidebar-header {
    justify-content: center;
    padding: 0.875rem 0.5rem;
}

.sidebar.collapsed .sidebar-brand {
    gap: 0;
}

.sidebar.collapsed .sidebar-brand-text {
    opacity: 0;
    width: 0;
    overflow: hidden;
}

.sidebar.collapsed .sidebar-collapse-btn i {
    transform: rotate(180deg);
}

/* Navegación colapsada */
.sidebar.collapsed .sidebar-section {
    padding: 0;
}

.sidebar.collapsed .sidebar-section-title {
    opacity: 0;
    height: 0;
    overflow: hidden;
}

.sidebar.collapsed .sidebar-item {
    margin: 0.125rem 0.375rem;
}

.sidebar.collapsed .sidebar-link {
    justify-content: center;
    padding: 0.625rem;
    gap: 0;
}

.sidebar.collapsed .sidebar-link span {
    opacity: 0;
    width: 0;
    overflow: hidden;
}

.sidebar.collapsed .sidebar-badge {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 7px;
    height: 7px;
    padding: 0;
    min-width: 7px;
    border-radius: 50%;
    font-size: 0;
}

.sidebar.collapsed .submenu-chevron,
.sidebar.collapsed .sidebar-submenu {
    display: none;
}

/* Footer colapsado */
.sidebar.collapsed .sidebar-footer {
    padding: 0.625rem 0.375rem;
}

.sidebar.collapsed .sidebar-user {
    justify-content: center;
    padding: 0.5rem;
}

.sidebar.collapsed .sidebar-user-info {
    opacity: 0;
    width: 0;
    overflow: hidden;
}

/* Overlay para móvil */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1015;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.sidebar-overlay.active {
    display: block !important;
    opacity: 1 !important;
    pointer-events: auto !important;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%) !important;
        width: 260px !important;
        box-shadow: none;
        transition: transform 0.3s ease !important;
        position: fixed !important;
        left: 0 !important;
        top: 56px !important;
        z-index: 1020 !important;
    }

    .sidebar.active {
        transform: translateX(0) !important;
        box-shadow: 4px 0 15px rgba(0, 0, 0, 0.2) !important;
    }

    /* Ocultar botón de colapso en móvil */
    .sidebar-collapse-btn {
        display: none !important;
    }

    /* En móvil, ignorar el estado collapsed cuando está activo */
    .sidebar.collapsed {
        transform: translateX(-100%) !important;
        width: 260px !important;
    }

    .sidebar.collapsed.active {
        transform: translateX(0) !important;
        width: 260px !important;
    }
    
    /* En móvil, el sidebar siempre está expandido cuando está visible */
    .sidebar.active.collapsed .sidebar-brand-text,
    .sidebar.active.collapsed .sidebar-link span,
    .sidebar.active.collapsed .sidebar-section-title,
    .sidebar.active.collapsed .sidebar-user-info {
        opacity: 1 !important;
        width: auto !important;
        overflow: visible !important;
    }
    
    .sidebar.active.collapsed .sidebar-badge {
        position: static !important;
        width: auto !important;
        height: auto !important;
        padding: 0.125rem 0.375rem !important;
        min-width: 18px !important;
        font-size: 0.65rem !important;
    }
}

@media (max-width: 576px) {
    .sidebar,
    .sidebar.active {
        width: 280px !important;
        max-width: 85vw !important;
    }
    
    .sidebar.collapsed,
    .sidebar.collapsed.active {
        width: 280px !important;
        max-width: 85vw !important;
    }
}