:root,
[data-theme="purple"] {
    --primary-color: #6366F1;
    --primary-dark: #4F46E5;
    --primary-light: #A5B4FC;
    --primary-gradient: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
    --primary-rgb: 99, 102, 241;
    --secondary-color: #0EA5E9;
    --secondary-dark: #0284C7;
    --accent-color: #F59E0B;
    --accent-light: #FCD34D;
    --background-color: #F8FAFC;
    --background-dark: #0F172A;
    --surface-color: #FFFFFF;
    --surface-elevated: #FFFFFF;
    --text-primary: #0F172A;
    --text-secondary: #64748B;
    --text-light: #94A3B8;
    --text-inverse: #FFFFFF;
    --border-color: #E2E8F0;
    --border-light: #F1F5F9;
    --sidebar-bg: linear-gradient(180deg, #1E293B 0%, #334155 100%);
    --sidebar-text: #E2E8F0;
    --sidebar-active: rgba(99, 102, 241, 0.2);
    --sidebar-hover: rgba(255, 255, 255, 0.05);
    --hero-gradient: linear-gradient(135deg, #6366F1 0%, #8B5CF6 50%, #A855F7 100%);
    --card-bg: #FFFFFF;
    --card-border: #E2E8F0;
    --input-bg: #FFFFFF;
    --input-border: #E2E8F0;
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);
    --btn-shadow: rgba(99, 102, 241, 0.4);
    --theme-name: "Starter Purple";
}

[data-theme="ocean"] {
    --primary-color: #0EA5E9;
    --primary-dark: #0284C7;
    --primary-light: #7DD3FC;
    --primary-gradient: linear-gradient(135deg, #0EA5E9 0%, #06B6D4 100%);
    --primary-rgb: 14, 165, 233;
    --secondary-color: #14B8A6;
    --secondary-dark: #0D9488;
    --accent-color: #F59E0B;
    --accent-light: #FCD34D;
    --background-color: #F0F9FF;
    --background-dark: #0C4A6E;
    --surface-color: #FFFFFF;
    --surface-elevated: #FFFFFF;
    --text-primary: #0C4A6E;
    --text-secondary: #0369A1;
    --text-light: #7DD3FC;
    --text-inverse: #FFFFFF;
    --border-color: #BAE6FD;
    --border-light: #E0F2FE;
    --sidebar-bg: linear-gradient(180deg, #0C4A6E 0%, #164E63 100%);
    --sidebar-text: #E0F2FE;
    --sidebar-active: rgba(14, 165, 233, 0.3);
    --sidebar-hover: rgba(255, 255, 255, 0.08);
    --hero-gradient: linear-gradient(135deg, #0EA5E9 0%, #06B6D4 50%, #14B8A6 100%);
    --card-bg: #FFFFFF;
    --card-border: #BAE6FD;
    --input-bg: #FFFFFF;
    --input-border: #BAE6FD;
    --shadow-glow: 0 0 40px rgba(14, 165, 233, 0.15);
    --btn-shadow: rgba(14, 165, 233, 0.4);
    --theme-name: "Ocean Blue";
}

[data-theme="dark"] {
    --primary-color: #818CF8;
    --primary-dark: #6366F1;
    --primary-light: #C7D2FE;
    --primary-gradient: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
    --primary-rgb: 129, 140, 248;
    --secondary-color: #22D3EE;
    --secondary-dark: #06B6D4;
    --accent-color: #FBBF24;
    --accent-light: #FDE68A;
    --background-color: #0F172A;
    --background-dark: #020617;
    --surface-color: #1E293B;
    --surface-elevated: #334155;
    --text-primary: #F1F5F9;
    --text-secondary: #94A3B8;
    --text-light: #64748B;
    --text-inverse: #0F172A;
    --border-color: #334155;
    --border-light: #1E293B;
    --sidebar-bg: linear-gradient(180deg, #020617 0%, #0F172A 100%);
    --sidebar-text: #E2E8F0;
    --sidebar-active: rgba(129, 140, 248, 0.2);
    --sidebar-hover: rgba(255, 255, 255, 0.05);
    --hero-gradient: linear-gradient(135deg, #4F46E5 0%, #7C3AED 50%, #9333EA 100%);
    --card-bg: #1E293B;
    --card-border: #334155;
    --input-bg: #0F172A;
    --input-border: #334155;
    --shadow-glow: 0 0 40px rgba(129, 140, 248, 0.1);
    --btn-shadow: rgba(99, 102, 241, 0.3);
    --theme-name: "Midnight Dark";
}

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

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

[data-theme="dark"] .form-input::placeholder,
[data-theme="dark"] .form-textarea::placeholder {
    color: var(--text-light);
}

[data-theme="dark"] .page-header {
    background: var(--surface-color);
    border-color: var(--border-color);
}

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

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

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

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

[data-theme="dark"] .alert {
    background: var(--surface-elevated);
    border-color: var(--border-color);
}

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

[data-theme="dark"] .nav-item:hover {
    background: var(--sidebar-hover);
}

[data-theme="dark"] .nav-item.active {
    background: var(--sidebar-active);
}

[data-theme="dark"] .navbar {
    background: var(--surface-color);
    border-color: var(--border-color);
}

[data-theme="dark"] .hero {
    background: var(--hero-gradient);
}

[data-theme="dark"] .badge {
    background: var(--surface-elevated);
    color: var(--text-primary);
}

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

[data-theme="dark"] .btn-outline:hover {
    background: var(--surface-elevated);
    color: var(--text-primary);
}

[data-theme="dark"] .btn,
[data-theme="dark"] .btn i,
[data-theme="dark"] .btn span {
    -webkit-text-fill-color: currentColor;
}

[data-theme="dark"] .modal-content {
    background: var(--surface-color);
    border-color: var(--border-color);
}

[data-theme="dark"] .dropdown-menu {
    background: var(--surface-color);
    border-color: var(--border-color);
}

[data-theme="dark"] .welcome-banner {
    background: var(--hero-gradient);
}

[data-theme="dark"] .voice-hero {
    background: linear-gradient(135deg, #EA580C 0%, #DC2626 100%);
}

[data-theme="dark"] .stats-grid .stat-value {
    color: var(--text-primary);
}

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

[data-theme="dark"] .card-header h3 {
    color: var(--text-primary);
}

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

[data-theme="dark"] .tab-btn.active,
[data-theme="dark"] .tab-btn:hover {
    color: var(--text-primary);
    background: var(--surface-elevated);
}

[data-theme="dark"] .activity-item {
    background: var(--surface-elevated);
    border-color: var(--border-color);
}

[data-theme="dark"] .voice-option {
    background: var(--surface-color);
    border-color: var(--border-color);
}

[data-theme="dark"] .voice-option:hover {
    border-color: var(--primary-light);
}

[data-theme="dark"] .voice-option.selected {
    border-color: var(--accent-color);
}

[data-theme="dark"] .music-option {
    background: var(--surface-elevated);
    border-color: var(--border-color);
}

[data-theme="dark"] .hours-row {
    background: var(--surface-color);
    border-color: var(--border-color);
}

[data-theme="dark"] .routing-item {
    background: var(--surface-elevated);
    border-color: var(--border-color);
}

[data-theme="dark"] .transcript-card {
    background: var(--surface-elevated);
    border-color: var(--border-color);
}

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

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

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

[data-theme="dark"] .toggle-slider {
    background: var(--surface-elevated);
}

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

[data-theme="dark"] .dashboard-layout {
    background-color: var(--background-color);
}

[data-theme="dark"] .main-content {
    background-color: var(--background-color);
}

[data-theme="dark"] .header-title h1 {
    color: var(--text-primary);
}

[data-theme="dark"] .header-title p {
    color: var(--text-secondary);
}

[data-theme="dark"] .page-content {
    background-color: var(--background-color);
}

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

[data-theme="dark"] .card-header {
    background: var(--surface-elevated);
    border-color: var(--border-color);
}

[data-theme="dark"] h1, [data-theme="dark"] h2, [data-theme="dark"] h3, 
[data-theme="dark"] h4, [data-theme="dark"] h5, [data-theme="dark"] h6 {
    color: var(--text-primary);
}

[data-theme="dark"] p {
    color: var(--text-secondary);
}

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

[data-theme="dark"] .plan-count {
    color: var(--text-secondary);
}

[data-theme="dark"] .plan-bar {
    background: var(--surface-elevated);
}

[data-theme="dark"] .quick-stat {
    background: var(--surface-elevated);
}

[data-theme="dark"] .quick-stat-label {
    color: var(--text-secondary);
}

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

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

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

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

[data-theme="dark"] .filter-group select,
[data-theme="dark"] .filter-btn,
[data-theme="dark"] select {
    background: var(--input-bg);
    border-color: var(--input-border);
    color: var(--text-primary);
}

[data-theme="dark"] select option {
    background: var(--surface-color);
    color: var(--text-primary);
}

[data-theme="dark"] .search-input,
[data-theme="dark"] input[type="text"],
[data-theme="dark"] input[type="email"],
[data-theme="dark"] input[type="password"],
[data-theme="dark"] input[type="number"],
[data-theme="dark"] input[type="search"],
[data-theme="dark"] input[type="time"] {
    background: var(--input-bg);
    border-color: var(--input-border);
    color: var(--text-primary);
}

[data-theme="dark"] .search-input::placeholder,
[data-theme="dark"] input::placeholder {
    color: var(--text-light);
}

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

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

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

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

[data-theme="dark"] .user-dropdown .user-name,
[data-theme="dark"] .user-info-display .user-name {
    color: #FFFFFF;
}

[data-theme="dark"] .user-dropdown .user-role,
[data-theme="dark"] .user-info-display .user-role {
    color: rgba(255, 255, 255, 0.88);
}

[data-theme="dark"] .user-info .user-email,
[data-theme="dark"] .user-email {
    color: var(--text-secondary);
}

[data-theme="dark"] .tenant-name,
[data-theme="dark"] .company-name {
    color: var(--text-primary);
}

[data-theme="dark"] .tenant-domain {
    color: var(--text-secondary);
}

[data-theme="dark"] .breakdown-label {
    color: var(--text-secondary);
}

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

[data-theme="dark"] .breakdown-bar {
    background: var(--surface-elevated);
}

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

[data-theme="dark"] .metric-label {
    color: var(--text-secondary);
}

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

[data-theme="dark"] .activity-desc,
[data-theme="dark"] .activity-time {
    color: var(--text-secondary);
}

[data-theme="dark"] .empty-state {
    color: var(--text-secondary);
}

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

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

[data-theme="dark"] .toggle-desc {
    color: var(--text-secondary);
}

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

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

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

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

[data-theme="dark"] .chart-placeholder {
    background: var(--surface-elevated);
    color: var(--text-secondary);
}

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

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

[data-theme="dark"] .transaction-date {
    color: var(--text-secondary);
}

[data-theme="dark"] .stats-row {
    background: var(--surface-elevated);
}

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

[data-theme="dark"] .filter-tabs .tab {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .filter-tabs .tab.active,
[data-theme="dark"] .filter-tabs .tab:hover {
    background: var(--surface-elevated);
    color: var(--text-primary);
}

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

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

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

[data-theme="dark"] .recent-activity-item {
    border-color: var(--border-color);
}

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

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

[data-theme="ocean"] .card,
[data-theme="ocean"] .stat-card {
    border-color: var(--card-border);
}

[data-theme="ocean"] .sidebar {
    background: var(--sidebar-bg);
}

[data-theme="ocean"] .form-input,
[data-theme="ocean"] .form-select {
    border-color: var(--input-border);
}

[data-theme="ocean"] .welcome-banner {
    background: var(--hero-gradient);
}

[data-theme="ocean"] .voice-hero {
    background: linear-gradient(135deg, #EA580C 0%, #DC2626 100%);
}

.theme-selector {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 12px;
}

.theme-option {
    flex: 1;
    min-width: 160px;
    padding: 20px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    background: var(--surface-color);
    position: relative;
}

.theme-option:hover {
    border-color: var(--primary-light);
    transform: translateY(-2px);
}

.theme-option.active {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.2);
}

.theme-option.active::after {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    top: 10px;
    right: 10px;
    width: 24px;
    height: 24px;
    background: var(--primary-gradient);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

.theme-preview {
    display: flex;
    gap: 6px;
    margin-bottom: 12px;
}

.theme-color {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.theme-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.theme-desc {
    font-size: 13px;
    color: var(--text-secondary);
}

.theme-purple .c1 { background: linear-gradient(135deg, #6366F1, #8B5CF6); }
.theme-purple .c2 { background: #1E293B; }
.theme-purple .c3 { background: #F8FAFC; }

.theme-ocean .c1 { background: linear-gradient(135deg, #0EA5E9, #06B6D4); }
.theme-ocean .c2 { background: #0C4A6E; }
.theme-ocean .c3 { background: #F0F9FF; }

.theme-dark .c1 { background: linear-gradient(135deg, #6366F1, #8B5CF6); }
.theme-dark .c2 { background: #020617; }
.theme-dark .c3 { background: #1E293B; }