:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --dark-color: #1e293b;
    --light-color: #f8fafc;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
}

body {
    font-family: "Roboto", sans-serif;
    transition: background-color 0.3s, color 0.3s;
}

.dark {
    background-color: #0f172a;
    color: #f8fafc;
}

.sidebar {
    background: linear-gradient(180deg, #1a365d 0%, #0f2942 100%);
    transition: all 0.3s ease;
}

.sidebar .menu-item a {
    color: #fff;
    transition: all 0.3s ease;
}

.sidebar .menu-item a:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(5px);
}

.sidebar .menu-item a.active {
    background: rgba(255, 255, 255, 0.2);
    border-left: 4px solid #3b82f6;
    color: #fff;
}

.sidebar .nav-item {
    color: #fff;
    transition: all 0.3s ease;
}

.sidebar .nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.sidebar .nav-item.active {
    background: rgba(255, 255, 255, 0.2);
    border-left: 4px solid #3b82f6;
}

.sidebar .nav-item .flex {
    color: #fff;
}

.sidebar .dropdown-content a {
    color: #fff;
    transition: all 0.3s ease;
}

.sidebar .dropdown-content a:hover {
    background: rgba(255, 255, 255, 0.1);
}

.sidebar .dropdown-content a.active {
    background: rgba(255, 255, 255, 0.2);
    border-left: 4px solid #3b82f6;
    color: #fff;
    font-weight: 500;
}

.sidebar .logo-text {
    color: #fff;
    font-weight: 600;
}

.sidebar .logo-icon {
    color: #fff;
}

.sidebar .search-input {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #e2e8f0;
}

.sidebar .search-input::placeholder {
    color: #94a3b8;
}

.sidebar .user-info {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar .user-info p {
    color: #e2e8f0;
}

.sidebar .user-info .role {
    color: #94a3b8;
}

.sidebar-collapsed {
    width: 70px;
}

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

.sidebar-collapsed .logo-text {
    display: none;
}

.sidebar-collapsed .menu-item {
    justify-content: center;
}

.content-area {
    margin-left: 256px;
    min-height: 100vh;
    transition: margin-left 0.3s ease;
}

@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        z-index: 1000;
        height: 100vh;
        width: 70px;
    }

    .content-area {
        margin-left: 0 !important;
    }
}

.table-responsive {
    overflow-x: auto;
}

.toast {
    animation: fadeIn 0.3s, fadeOut 0.5s 2.5s;
}

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

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

@keyframes fadeOut {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
    }
}

.dropdown-content {
    display: none;
}

.dropdown-content.show {
    display: block;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.chart-container {
    position: relative;
    height: 300px;
    width: 100%;
}

.chart-container-lg {
    height: 350px;
}

.chart-tabs {
    display: flex;
    border-bottom: 1px solid #e5e7eb;
}

.chart-tab {
    padding: 8px 16px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
}

.chart-tab.active {
    border-bottom-color: #3b82f6;
    color: #3b82f6;
    font-weight: 500;
}

.dark .chart-tabs {
    border-bottom-color: #374151;
}

.dark .chart-tab.active {
    border-bottom-color: #3b82f6;
    color: #3b82f6;
}

.progress-thin {
    height: 6px;
}

.scrollbar-hide::-webkit-scrollbar {
    display: none;
}

/* Required field indicator */
.required::after {
    content: " *";
    color: #ef4444;
    font-weight: bold;
}