/* Modern color scheme */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --background-color: #f8f9fa;
    --text-color: #2c3e50;
    --border-color: #dee2e6;
    --success-color: #2ecc71;
    --warning-color: #f1c40f;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Navbar styling */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    background-color: white !important;
    padding: 1rem;
}

.navbar-brand {
    font-weight: 600;
    color: var(--primary-color) !important;
}

.nav-link {
    color: var(--text-color) !important;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--secondary-color) !important;
}

.nav-link.active {
    color: var(--secondary-color) !important;
    font-weight: 500;
}

/* Card styling */
.card {
    border: none;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

/* Table styling */
.table {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.table th {
    background-color: var(--primary-color);
    color: white;
    font-weight: 500;
    border: none;
}

.table td {
    vertical-align: middle;
    border-color: var(--border-color);
}

/* Button styling */
.btn {
    border-radius: 6px;
    padding: 0.5rem 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background-color: #2980b9;
    border-color: #2980b9;
    transform: translateY(-1px);
}

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

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

.btn-action {
    padding: 0.25rem 0.5rem;
    margin: 0 0.25rem;
}

/* Status indicators */
.status-active {
    background-color: var(--success-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
}

.status-inactive {
    background-color: var(--accent-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
}

/* Form styling */
.form-control {
    border-radius: 6px;
    border-color: var(--border-color);
    padding: 0.75rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

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

.form-label {
    font-weight: 500;
    color: var(--text-color);
}

/* Modal styling */
.modal-content {
    border: none;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.modal-header {
    background-color: var(--primary-color);
    color: white;
    border-bottom: none;
    border-radius: 8px 8px 0 0;
}

.modal-title {
    font-weight: 500;
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    padding: 1rem;
}

/* Container spacing */
.container {
    padding: 2rem 1rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .btn-action {
        margin-bottom: 0.5rem;
        display: block;
        width: 100%;
    }
    
    .table td {
        white-space: normal;
    }
}

.table-responsive {
    min-height: 300px;
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .btn-action {
        margin: 0.25rem 0;
        display: block;
        width: 100%;
    }
}

/* Animation classes */
.fade-in {
    animation: fadeIn 0.5s ease-in;
    opacity: 1;
}

/* Page Transition Animations */
.fade-out {
    opacity: 0;
    transition: opacity 0.3s ease-out;
}

.fade-in {
    opacity: 0;
    animation: fadeIn 0.5s ease-in forwards;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Import Form Animations */
.card {
    transform: translateY(20px);
    opacity: 0;
    animation: slideUp 0.5s ease-out forwards;
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

/* Logout button styling */
.btn-logout {
    color: var(--accent-color) !important;
    transition: all 0.3s ease;
}

.btn-logout:hover {
    color: #c0392b !important;
    transform: translateY(-1px);
}