/* Dark Theme - Clean & Professional */
[data-bs-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --border-color: #334155;
    --shadow-color: rgba(0, 0, 0, 0.25);
    --sidebar-bg: #0f172a;
    --sidebar-border: #334155;
    --navbar-bg: #0f172a;
    --primary-color: #3b82f6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #06b6d4;
    --light-gray: #1e293b;
}

/* Dark theme user color palette for assignee bubbles */
[data-bs-theme="dark"] .user-color-0 { background-color: #8b5cf6 !important; color: #0b1020 !important; }
[data-bs-theme="dark"] .user-color-1 { background-color: #f472b6 !important; color: #0b1020 !important; }
[data-bs-theme="dark"] .user-color-2 { background-color: #fb923c !important; color: #0b1020 !important; }
[data-bs-theme="dark"] .user-color-3 { background-color: #34d399 !important; color: #0b1020 !important; }
[data-bs-theme="dark"] .user-color-4 { background-color: #60a5fa !important; color: #0b1020 !important; }
[data-bs-theme="dark"] .user-color-5 { background-color: #22c55e !important; color: #0b1020 !important; }
[data-bs-theme="dark"] .user-color-6 { background-color: #a78bfa !important; color: #0b1020 !important; }
[data-bs-theme="dark"] .user-color-7 { background-color: #f472b6 !important; color: #0b1020 !important; }
[data-bs-theme="dark"] .user-color-8 { background-color: #f59e0b !important; color: #0b1020 !important; }
[data-bs-theme="dark"] .user-color-9 { background-color: #22d3ee !important; color: #0b1020 !important; }
[data-bs-theme="dark"] .user-color-10 { background-color: #9ca3af !important; color: #0b1020 !important; }
[data-bs-theme="dark"] .user-color-11 { background-color: #94a3b8 !important; color: #0b1020 !important; }

/* Body Dark Theme - Clean */
body[data-bs-theme="dark"] {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

[data-bs-theme="dark"] .wrapper {
    background-color: var(--bg-primary);
}

[data-bs-theme="dark"] #content {
    background-color: var(--bg-primary);
}

/* Sidebar Dark Theme - Clean */
[data-bs-theme="dark"] .sidebar {
    background: var(--sidebar-bg);
    border-right: 1px solid var(--sidebar-border);
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.25), 0 2px 4px -2px rgb(0 0 0 / 0.25);
}

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

[data-bs-theme="dark"] .sidebar ul li a {
    color: var(--text-secondary);
}

[data-bs-theme="dark"] .sidebar ul li a:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

[data-bs-theme="dark"] .sidebar ul li.active > a {
    background: var(--primary-color);
    color: var(--text-on-accent);
    border-radius: 0;
}

/* Navbar Dark Theme - Clean */
[data-bs-theme="dark"] .navbar-light {
    background-color: var(--navbar-bg) !important;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.25);
}

[data-bs-theme="dark"] .navbar-light .navbar-nav .nav-link {
    color: var(--text-secondary);
}

[data-bs-theme="dark"] .navbar-light .navbar-nav .nav-link:hover {
    color: var(--text-primary);
}

/* Card Dark Theme - Clean */
[data-bs-theme="dark"] .card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 0;
    box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.25);
}

[data-bs-theme="dark"] .card:hover {
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.25), 0 2px 4px -2px rgb(0 0 0 / 0.25);
}

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

/* Stat Cards Dark Theme - Professional Colors */
[data-bs-theme="dark"] .stat-card.bg-gradient-primary {
    background: var(--primary-color);
    color: var(--text-on-accent);
    border-color: var(--primary-color);
}

[data-bs-theme="dark"] .stat-card.bg-gradient-success {
    background: var(--success-color);
    color: var(--text-on-accent);
    border-color: var(--success-color);
}

[data-bs-theme="dark"] .stat-card.bg-gradient-warning {
    background: var(--warning-color);
    color: var(--text-on-accent);
    border-color: var(--warning-color);
}

[data-bs-theme="dark"] .stat-card.bg-gradient-info {
    background: var(--info-color);
    color: var(--text-on-accent);
    border-color: var(--info-color);
}

[data-bs-theme="dark"] .stat-card .card-icon {
    color: var(--text-on-accent-soft);
}

[data-bs-theme="dark"] .chart-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

/* Form Controls Dark Theme - Clean */
[data-bs-theme="dark"] .form-control, [data-bs-theme="dark"] .form-select {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
    color: var(--text-primary);
    border-radius: 0;
}

/* Ensure native select dropdown list uses dark colors */
[data-bs-theme="dark"] select option,
[data-bs-theme="dark"] select optgroup {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

[data-bs-theme="dark"] .form-control:focus, [data-bs-theme="dark"] .form-select:focus {
    background-color: var(--bg-secondary);
    border-color: var(--primary-color);
    color: var(--text-primary);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--primary-color) 25%, transparent);
}

/* Button Dark Theme - Clean */
[data-bs-theme="dark"] .btn {
    border-radius: 0;
}

[data-bs-theme="dark"] .btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

[data-bs-theme="dark"] .btn-primary:hover {
    background-color: color-mix(in srgb, var(--primary-color) 85%, black);
    border-color: color-mix(in srgb, var(--primary-color) 85%, black);
}

[data-bs-theme="dark"] .btn-outline-secondary {
    color: var(--text-secondary);
    border-color: var(--border-color);
}

[data-bs-theme="dark"] .btn-outline-secondary:hover {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--text-secondary);
}

[data-bs-theme="dark"] .btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

[data-bs-theme="dark"] .btn-outline-primary:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-on-accent);
}

/* Dropdown Dark Theme - Clean */
[data-bs-theme="dark"] .dropdown-menu {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0;
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.25), 0 2px 4px -2px rgb(0 0 0 / 0.25);
}

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

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

/* Task Cards Dark Theme - Clean */
[data-bs-theme="dark"] .task-card {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-right: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

[data-bs-theme="dark"] .task-card:hover {
    background-color: var(--border-color);
}

/* Calendar Dark Theme - Clean */
[data-bs-theme="dark"] .calendar-grid {
    background-color: var(--border-color);
}

[data-bs-theme="dark"] .calendar-day {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

[data-bs-theme="dark"] .calendar-day:hover {
    background-color: var(--border-color);
}

[data-bs-theme="dark"] .calendar-day.today {
    background-color: var(--primary-color);
    color: var(--text-on-accent);
}

/* Notification Dark Theme - Clean */
[data-bs-theme="dark"] .notification-item {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

[data-bs-theme="dark"] .notification-item:hover {
    background-color: var(--border-color);
}

[data-bs-theme="dark"] .notification-item.unread {
    background-color: color-mix(in srgb, var(--primary-color) 10%, transparent);
    border-left: 3px solid var(--primary-color);
}

/* Additional Dark Theme Styles */
[data-bs-theme="dark"] .text-muted {
    color: var(--text-secondary) !important;
}

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

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

[data-bs-theme="dark"] .notification-icon {
    border: 1px solid var(--border-color);
}

[data-bs-theme="dark"] .badge {
    border-radius: 0;
}

[data-bs-theme="dark"] .table th {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

[data-bs-theme="dark"] .table td {
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

/* Project Cards Dark Theme */
[data-bs-theme="dark"] .project-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

[data-bs-theme="dark"] .project-card:hover {
    background: var(--bg-secondary);
    border-color: var(--primary-color);
}

/* Metric Cards Dark Theme */
[data-bs-theme="dark"] .metric-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

/* Kanban Columns Dark Theme */
[data-bs-theme="dark"] .kanban-column {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

/* Progress Bars Dark Theme */
[data-bs-theme="dark"] .progress {
    background-color: var(--border-color);
}

/* Team Member Cards Dark Theme */
[data-bs-theme="dark"] .team-member-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

/* Stat Cards Dark Theme */
[data-bs-theme="dark"] .stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

/* Chart Container Dark Theme */
[data-bs-theme="dark"] .chart-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

/* Professional Calendar Dark Theme */
[data-bs-theme="dark"] .professional-calendar {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

[data-bs-theme="dark"] .calendar-header-cell {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
}

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

[data-bs-theme="dark"] .calendar-cell:hover {
    background: var(--border-color);
}

[data-bs-theme="dark"] .calendar-cell.today {
    background: var(--primary-color);
    color: var(--text-on-accent);
}