/* Dark Theme CSS - Purple Color Scheme */
:root {
    /* Light theme colors (default) */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-card: #ffffff;
    --text-primary: #1a202c;
    --text-secondary: #718096;
    --border-color: #e2e8f0;
    --accent: #8b5cf6;
    --accent-hover: #7c3aed;
    --shadow: rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] {
    /* Purple dark theme colors */
    --bg-primary: #1e1b29;
    --bg-secondary: #2d2a3e;
    --bg-card: #362f47;
    --text-primary: #ffffff;
    --text-secondary: #d4d4d8;
    --border-color: #4a4058;
    --accent: #a78bfa;
    --accent-hover: #8b5cf6;
    --shadow: rgba(0, 0, 0, 0.3);
}

/* Theme toggle button */
.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    cursor: pointer;
    box-shadow: 0 4px 6px var(--shadow);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.theme-toggle:hover {
    background: var(--accent-hover);
    transform: scale(1.1);
}

/* Body and main containers */
[data-theme="dark"] body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

[data-theme="dark"] .card,
[data-theme="dark"] .modal-content {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
}

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

/* Forms and inputs */
[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

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

[data-theme="dark"] .form-control::placeholder {
    color: var(--text-secondary);
}

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

[data-theme="dark"] .table-striped tbody tr:nth-of-type(odd) {
    background-color: var(--bg-secondary);
}

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

[data-theme="dark"] th {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
}

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

/* Buttons */
[data-theme="dark"] .btn-light {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .btn-light:hover {
    background-color: var(--bg-card);
}

/* Sidebar and navigation */
[data-theme="dark"] .sidebar,
[data-theme="dark"] .offcanvas {
    background-color: var(--bg-secondary);
}

[data-theme="dark"] .sidebar-item a,
[data-theme="dark"] .nav-link {
    color: var(--text-secondary);
}

[data-theme="dark"] .sidebar-item a:hover,
[data-theme="dark"] .nav-link:hover {
    color: var(--text-primary);
    background-color: var(--bg-card);
}

/* Avatar styling for dark theme */
[data-theme="dark"] img[src*="avatar"] {
    border: 2px solid var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 15px rgba(139, 92, 246, 0.3);
    transition: all 0.3s ease;
}

[data-theme="dark"] img[src*="avatar"]:hover {
    box-shadow: 0 0 25px rgba(139, 92, 246, 0.5);
    transform: scale(1.05);
}

/* Background overlay for dark theme */
[data-theme="dark"]::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(30, 27, 41, 0.85);
    z-index: -1;
    pointer-events: none;
}

/* Dropdowns */
[data-theme="dark"] .dropdown-menu {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

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

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

/* Badges */
[data-theme="dark"] .badge {
    background-color: var(--accent);
}

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

/* Modals */
[data-theme="dark"] .modal-header {
    background-color: var(--bg-secondary);
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .modal-footer {
    background-color: var(--bg-secondary);
    border-top-color: var(--border-color);
}

/* Text colors */
[data-theme="dark"] .text-dark {
    color: var(--text-primary) !important;
}

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

/* Links */
[data-theme="dark"] a {
    color: var(--accent);
}

[data-theme="dark"] a:hover {
    color: var(--accent-hover);
}

/* Pagination */
[data-theme="dark"] .pagination .page-link {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .pagination .page-link:hover {
    background-color: var(--bg-card);
}

[data-theme="dark"] .pagination .active .page-link {
    background-color: var(--accent);
    border-color: var(--accent);
}

/* Breadcrumb */
[data-theme="dark"] .breadcrumb {
    background-color: var(--bg-secondary);
}

[data-theme="dark"] .breadcrumb-item + .breadcrumb-item::before {
    color: var(--text-secondary);
}

/* Progress bars */
[data-theme="dark"] .progress {
    background-color: var(--bg-secondary);
}

/* List groups */
[data-theme="dark"] .list-group-item {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
}

/* Smooth transitions */
body, .card, .form-control, .btn, .modal-content {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .theme-toggle {
        width: 45px;
        height: 45px;
        top: 15px;
        right: 15px;
        font-size: 20px;
    }
}