/* Sidebar Lateral Retrátil */
.sidebar {
    position: fixed;
    left: 0;
    top: 70px;
    height: calc(100vh - 70px);
    background: white;
    border-right: 1px solid #e0e0e0;
    transition: width 0.3s ease;
    width: 250px;
    z-index: 1000;
    overflow-x: hidden;
    overflow-y: auto;
    box-shadow: 2px 0 10px rgba(0,0,0,0.05);
}

.sidebar.collapsed {
    width: 70px;
}

.sidebar-toggle {
    position: absolute;
    right: -15px;
    top: 20px;
    width: 30px;
    height: 30px;
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 1001;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.sidebar-toggle:hover {
    background: #f8f9fa;
    transform: scale(1.1);
}

.sidebar-toggle i {
    font-size: 0.9rem;
    color: #667eea;
    transition: transform 0.3s ease;
}

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

.sidebar-menu {
    padding: 20px 0;
}

.sidebar-item {
    margin-bottom: 5px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: #4a5568;
    text-decoration: none;
    transition: all 0.2s ease;
    position: relative;
    white-space: nowrap;
}

.sidebar-link:hover {
    background: #f7fafc;
    color: #667eea;
}

.sidebar-link.active {
    background: linear-gradient(90deg, rgba(102, 126, 234, 0.1), transparent);
    color: #667eea;
    border-right: 3px solid #667eea;
}

.sidebar-link i {
    font-size: 1.2rem;
    width: 30px;
    min-width: 30px;
    text-align: center;
}

.sidebar-link span {
    margin-left: 15px;
    font-weight: 500;
    font-size: 0.95rem;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.sidebar.collapsed .sidebar-link span {
    opacity: 0;
    width: 0;
    margin-left: 0;
}

/* Submenu */
.sidebar-submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: #f8f9fa;
}

.sidebar-item.has-submenu.open .sidebar-submenu {
    max-height: 300px;
}

.sidebar-submenu .sidebar-link {
    padding-left: 65px;
    font-size: 0.9rem;
}

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

.sidebar-link .submenu-arrow {
    margin-left: auto;
    transition: transform 0.3s ease;
    font-size: 0.8rem;
}

.sidebar-item.has-submenu.open .submenu-arrow {
    transform: rotate(180deg);
}

.sidebar.collapsed .submenu-arrow {
    display: none;
}

/* Tooltip para sidebar colapsado */
.sidebar.collapsed .sidebar-link {
    position: relative;
    justify-content: center;
    padding: 12px 0;
}

.sidebar.collapsed .sidebar-link::after {
    content: attr(data-tooltip);
    position: absolute;
    left: 70px;
    background: #2d3748;
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.85rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 1002;
}

.sidebar.collapsed .sidebar-link:hover::after {
    opacity: 1;
}

/* Ajuste do conteúdo principal */
.main-content {
    transition: margin-left 0.3s ease;
    margin-left: 240px;
}

.main-content.no-sidebar {
    margin-left: 0;
}

.sidebar.collapsed ~ .main-content {
    margin-left: 70px;
}

/* Responsivo */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: 250px;
    }
    
    .sidebar.mobile-open {
        transform: translateX(0);
    }
    
    .sidebar.collapsed {
        transform: translateX(-100%);
    }
    
    .main-content {
        margin-left: 0 !important;
    }
    
    .main-content.no-sidebar {
        margin-left: 0 !important;
    }
    
    .sidebar-toggle {
        display: none;
    }
    
    .mobile-sidebar-toggle {
        display: block;
        position: fixed;
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        background: #667eea;
        color: white;
        border: none;
        border-radius: 50%;
        box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
        cursor: pointer;
        z-index: 999;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.2rem;
    }
}

@media (min-width: 769px) {
    .mobile-sidebar-toggle {
        display: none;
    }
}

/* Scrollbar personalizado */
.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.sidebar::-webkit-scrollbar-thumb {
    background: #cbd5e0;
    border-radius: 3px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: #a0aec0;
}