/* Dark Mode Styles */
[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #3a3a3a;
    --text-primary: #e0e0e0;
    --text-secondary: #b0b0b0;
    --border-color: #404040;
    --card-bg: #2d2d2d;
    --input-bg: #3a3a3a;
    --hover-bg: #404040;
}

[data-theme="dark"] body {
    background: var(--bg-primary) !important;
    background-image: none !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .navbar {
    background: rgba(26, 26, 26, 0.95) !important;
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .card {
    background: var(--card-bg) !important;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .card-header {
    background: linear-gradient(135deg, #4F46E5, #7C3AED) !important;
}

[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    background: var(--input-bg) !important;
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus {
    background: var(--input-bg) !important;
    border-color: #4F46E5 !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .table {
    color: var(--text-primary);
}

[data-theme="dark"] .table thead {
    background: linear-gradient(135deg, #4F46E5, #7C3AED) !important;
}

[data-theme="dark"] .table tbody tr {
    background: var(--card-bg);
    border-color: var(--border-color);
}

[data-theme="dark"] .table tbody tr:hover {
    background: var(--hover-bg);
}

[data-theme="dark"] .stat-card {
    background: var(--card-bg) !important;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .stat-card p {
    color: var(--text-secondary) !important;
}

[data-theme="dark"] .alert {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .dropdown-menu {
    background: var(--card-bg) !important;
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .dropdown-item {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .dropdown-item:hover {
    background: var(--hover-bg) !important;
}

[data-theme="dark"] .footer {
    background: var(--bg-secondary) !important;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

[data-theme="dark"] .text-muted {
    color: var(--text-secondary) !important;
}

[data-theme="dark"] .bg-light {
    background: var(--bg-secondary) !important;
}

[data-theme="dark"] .border {
    border-color: var(--border-color) !important;
}

/* Smooth transition */
* {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}