:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --dark-color: #34495e;
    --light-color: #ecf0f1;
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* Global Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
}

/* Landing Page Styles */
.landing-page {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-color) 100%);
}

.hero-section {
    padding-top: 80px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.feature-card h5 {
    color: white;
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

/* Login Page Styles */
.login-page {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-color) 100%);
}

.login-card {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 2rem;
    max-width: 400px;
    width: 100%;
}

.login-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

/* Dashboard Cards */
.stat-card {
    border-radius: var(--border-radius);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
}



.stat-icon {
    font-size: 2.5rem;
    opacity: 0.8;
}

/* Navigation */
.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

.nav-link {
    border-radius: var(--border-radius);
    margin: 0 0.2rem;
    transition: background-color 0.3s ease;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Cards */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-2px);
}

.card-header {
    background-color: var(--light-color);
    border-bottom: 1px solid #dee2e6;
    font-weight: 600;
}

/* Tables */
.table {
    margin-bottom: 0;
}

.table th {
    background-color: var(--light-color);
    font-weight: 600;
    border-top: none;
}

.table-hover tbody tr:hover {
    background-color: rgba(52, 152, 219, 0.1);
}

/* Buttons */
.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: all 0.3s ease;
}
  .table-responsive::-webkit-scrollbar {
        width: 10px; /* Adjust width for vertical scrollbar */
        height: 10px; /* Adjust height for horizontal scrollbar */
    }

    /* Customize the scrollbar track */
    .table-responsive::-webkit-scrollbar-track {
        background-color: #f1f1f1; /* Light gray track */
        border-radius: 5px;
    }

    /* Customize the scrollbar thumb */
    .table-responsive::-webkit-scrollbar-thumb {
        background-color: #888; /* Darker gray thumb */
        border-radius: 5px;
    }

    /* Customize thumb on hover */
    .table-responsive::-webkit-scrollbar-thumb:hover {
        background-color: #555; /* Even darker gray on hover */
    }

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.btn-primary {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.btn-success {
    background-color: var(--success-color);
    border-color: var(--success-color);
}

.btn-warning {
    background-color: var(--warning-color);
    border-color: var(--warning-color);
}

.btn-danger {
    background-color: var(--danger-color);
    border-color: var(--danger-color);
}

/* Forms */
.form-control, .form-select {
    border-radius: var(--border-radius);
    border: 1px solid #ced4da;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.25);
}

/* Modals */
.modal-content {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.modal-header {
    background-color: var(--light-color);
    border-bottom: 1px solid #dee2e6;
}

/* Badges */
.badge {
    font-size: 0.75rem;
    padding: 0.4rem 0.6rem;
    border-radius: var(--border-radius);
}

/* Alerts */
.alert {
    border-radius: var(--border-radius);
    border: none;
}

/* Utilities */
.text-primary {
    color: var(--secondary-color) !important;
}

.bg-primary {
    background-color: var(--secondary-color) !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .container-fluid {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .table-responsive {
        font-size: 0.9rem;
    }
    
    .btn {
        font-size: 0.9rem;
        padding: 0.5rem 0.75rem;
    }
}

@media (max-width: 576px) {
    .hero-section {
        padding-top: 60px;
    }
    
    .display-4 {
        font-size: 2rem;
    }
    
    .stat-card .card-body {
        padding: 1rem;
    }
    
    .stat-card h3 {
        font-size: 1.5rem;
    }
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: var(--border-radius);
}

::-webkit-scrollbar-thumb {
    background: var(--secondary-color);
    border-radius: var(--border-radius);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}