/* ===================================
   THEME SYSTEM - Light & Dark Mode
   =================================== */

/* Light Theme (Default) */
:root {
    /* Primary Colors */
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --primary-light: #818cf8;
    --primary-dark: #3730a3;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --bg-hover: #f5f5f5;
    
    /* Text Colors */
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;
    --text-inverse: #ffffff;
    
    /* Border Colors */
    --border-color: #e5e7eb;
    --border-light: #f3f4f6;
    --border-dark: #d1d5db;
    
    /* Card & Surface */
    --card-bg: #ffffff;
    --card-shadow: rgba(0, 0, 0, 0.1);
    --card-shadow-hover: rgba(0, 0, 0, 0.15);
    
    /* Status Colors */
    --success-color: #10b981;
    --success-bg: #d1fae5;
    --error-color: #ef4444;
    --error-bg: #fee2e2;
    --warning-color: #f59e0b;
    --warning-bg: #fef3c7;
    --info-color: #3b82f6;
    --info-bg: #dbeafe;
    
    /* Gradient */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Input */
    --input-bg: #ffffff;
    --input-border: #d1d5db;
    --input-focus: #6366f1;
    --input-placeholder: #9ca3af;
    
    /* Modal */
    --modal-overlay: rgba(0, 0, 0, 0.5);
    --modal-bg: #ffffff;
    
    /* Header */
    --header-bg: rgba(255, 255, 255, 0.95);
    --header-shadow: rgba(0, 0, 0, 0.1);
    
    /* Footer */
    --footer-bg: #1f2937;
    --footer-text: #d1d5db;
}

/* Dark Theme */
[data-theme="dark"] {
    /* Primary Colors */
    --primary-color: #818cf8;
    --primary-hover: #a5b4fc;
    --primary-light: #c7d2fe;
    --primary-dark: #6366f1;
    
    /* Background Colors */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-hover: #475569;
    
    /* Text Colors */
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-tertiary: #94a3b8;
    --text-inverse: #0f172a;
    
    /* Border Colors */
    --border-color: #334155;
    --border-light: #1e293b;
    --border-dark: #475569;
    
    /* Card & Surface */
    --card-bg: #1e293b;
    --card-shadow: rgba(0, 0, 0, 0.3);
    --card-shadow-hover: rgba(0, 0, 0, 0.5);
    
    /* Status Colors */
    --success-color: #34d399;
    --success-bg: #064e3b;
    --error-color: #f87171;
    --error-bg: #7f1d1d;
    --warning-color: #fbbf24;
    --warning-bg: #78350f;
    --info-color: #60a5fa;
    --info-bg: #1e3a8a;
    
    /* Gradient */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
    
    /* Input */
    --input-bg: #1e293b;
    --input-border: #475569;
    --input-focus: #818cf8;
    --input-placeholder: #64748b;
    
    /* Modal */
    --modal-overlay: rgba(0, 0, 0, 0.75);
    --modal-bg: #1e293b;
    
    /* Header */
    --header-bg: rgba(15, 23, 42, 0.95);
    --header-shadow: rgba(0, 0, 0, 0.3);
    
    /* Footer */
    --footer-bg: #020617;
    --footer-text: #cbd5e1;
}

/* ===================================
   THEME TOGGLE BUTTON
   =================================== */

.theme-toggle {
    position: relative;
    width: 60px;
    height: 30px;
    background: var(--bg-tertiary);
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 4px;
    margin-left: 15px;
    flex-shrink: 0;
}

.theme-toggle:hover {
    background: var(--bg-hover);
    border-color: var(--primary-color);
}

.theme-toggle-slider {
    position: absolute;
    width: 22px;
    height: 22px;
    background: var(--primary-color);
    border-radius: 50%;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    left: 4px;
}

[data-theme="dark"] .theme-toggle-slider {
    transform: translateX(30px);
}

.theme-toggle-icon {
    font-size: 12px;
    color: white;
}

.theme-toggle-sun,
.theme-toggle-moon {
    position: absolute;
    font-size: 14px;
    transition: opacity 0.3s ease;
}

.theme-toggle-sun {
    left: 8px;
    opacity: 1;
}

.theme-toggle-moon {
    right: 8px;
    opacity: 0.5;
}

[data-theme="dark"] .theme-toggle {
    background: rgba(255, 255, 255, 0.15) !important;
    border-color: rgba(255, 255, 255, 0.3) !important;
}

[data-theme="dark"] .theme-toggle:hover {
    background: rgba(255, 255, 255, 0.2) !important;
    border-color: var(--primary-color) !important;
}

[data-theme="dark"] .theme-toggle-sun {
    opacity: 0.5;
    color: rgba(255, 255, 255, 0.5);
}

[data-theme="dark"] .theme-toggle-moon {
    opacity: 1;
    color: rgba(255, 255, 255, 0.9);
}

/* ===================================
   SMOOTH THEME TRANSITION
   =================================== */

body {
    transition: background-color 0.3s ease, color 0.3s ease;
}

* {
    transition: background-color 0.3s ease, 
                border-color 0.3s ease, 
                color 0.3s ease,
                box-shadow 0.3s ease;
}

/* Disable transitions during page load */
.no-transition * {
    transition: none !important;
}

/* ===================================
   APPLY THEME VARIABLES
   =================================== */

body {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

/* Headers */
.header {
    background: var(--header-bg);
    box-shadow: 0 2px 10px var(--header-shadow);
}

/* Cards */
.card,
.stat-card,
.animation-card,
.enhancement-card,
.pricing-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

.card:hover,
.animation-card:hover,
.enhancement-card:hover {
    box-shadow: var(--shadow-lg);
}

/* Buttons */
.btn-primary {
    background: var(--primary-color);
    color: var(--text-inverse);
}

.btn-primary:hover {
    background: var(--primary-hover);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-hover);
}

/* Inputs */
input,
textarea,
select {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-primary);
}

input::placeholder,
textarea::placeholder {
    color: var(--input-placeholder);
}

input:focus,
textarea:focus,
select:focus {
    border-color: var(--input-focus);
    outline: none;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Modal */
.modal-overlay {
    background: var(--modal-overlay);
}

.modal-content {
    background: var(--modal-bg);
    border: 1px solid var(--border-color);
}

/* Status badges */
.status-completed {
    background: var(--success-bg);
    color: var(--success-color);
}

.status-processing {
    background: var(--info-bg);
    color: var(--info-color);
}

.status-failed {
    background: var(--error-bg);
    color: var(--error-color);
}

.status-pending {
    background: var(--warning-bg);
    color: var(--warning-color);
}

/* Navigation */
.nav-link {
    color: var(--text-secondary);
}

.nav-link:hover {
    color: var(--primary-color);
}

/* Footer */
.footer {
    background: var(--footer-bg);
    color: var(--footer-text);
}

/* Tables */
table {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

th {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-dark);
}

td {
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* Scrollbar (Webkit browsers) */
::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--bg-hover);
}

/* ===================================
   DARK THEME DETAILED ADJUSTMENTS
   =================================== */

/* General Text */
[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,
[data-theme="dark"] span,
[data-theme="dark"] div,
[data-theme="dark"] li,
[data-theme="dark"] a {
    color: var(--text-secondary);
}

[data-theme="dark"] strong,
[data-theme="dark"] b {
    color: var(--text-primary);
}

/* Images */
[data-theme="dark"] img {
    opacity: 0.9;
}

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

/* Hero Section */
[data-theme="dark"] .hero {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
}

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

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

/* Feature Cards */
[data-theme="dark"] .feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

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

[data-theme="dark"] .feature-card p,
[data-theme="dark"] .feature-description {
    color: var(--text-secondary);
}

/* Pricing Cards */
[data-theme="dark"] .pricing-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .pricing-card.featured {
    border-color: var(--primary-color);
    box-shadow: 0 0 30px rgba(129, 140, 248, 0.3);
}

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

[data-theme="dark"] .pricing-card p,
[data-theme="dark"] .pricing-description {
    color: var(--text-secondary);
}

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

/* Dashboard */
[data-theme="dark"] .dashboard-header h1,
[data-theme="dark"] .user-welcome h1 {
    color: var(--text-primary);
}

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

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

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

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

/* Animation Cards */
[data-theme="dark"] .animation-card,
[data-theme="dark"] .enhancement-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

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

[data-theme="dark"] .animation-info strong,
[data-theme="dark"] .enhancement-info strong {
    color: var(--text-primary);
}

/* Tabs */
[data-theme="dark"] .tabs {
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .tab-button {
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
}

[data-theme="dark"] .tab-button.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

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

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

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

/* Sections */
[data-theme="dark"] .section-header h2 {
    color: var(--text-primary);
}

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

/* Steps */
[data-theme="dark"] .step-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

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

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

[data-theme="dark"] .step-number {
    background: var(--primary-color);
    color: white;
}

/* Upload Section */
[data-theme="dark"] .upload-zone {
    background: var(--card-bg);
    border: 2px dashed var(--border-color);
}

[data-theme="dark"] .upload-zone:hover {
    border-color: var(--primary-color);
    background: var(--bg-hover);
}

[data-theme="dark"] .upload-icon {
    color: var(--text-tertiary);
}

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

[data-theme="dark"] .upload-hint {
    color: var(--text-tertiary);
}

/* Pricing Table */
[data-theme="dark"] .pricing-table {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .pricing-header {
    background: var(--bg-tertiary);
    border-bottom: 2px solid var(--border-dark);
}

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

[data-theme="dark"] .pricing-row {
    border-bottom: 1px solid var(--border-color);
}

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

[data-theme="dark"] .pricing-row .price {
    color: var(--primary-color);
    font-weight: 600;
}

/* Info Rows */
[data-theme="dark"] .info-row {
    color: var(--text-secondary);
}

[data-theme="dark"] .info-row span:first-child {
    color: var(--text-tertiary);
}

[data-theme="dark"] .info-row span:last-child {
    color: var(--text-primary);
}

/* User Info */
[data-theme="dark"] .username,
[data-theme="dark"] .user-email {
    color: var(--text-primary);
}

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

/* Dashboard Link */
[data-theme="dark"] .dashboard-link {
    color: var(--primary-color);
}

[data-theme="dark"] .dashboard-link:hover {
    color: var(--primary-hover);
}

/* Logout Button */
[data-theme="dark"] .logout-btn {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

/* Demo Section */
[data-theme="dark"] .demo-container {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

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

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

/* Animation Info */
[data-theme="dark"] .animation-info {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

/* Enhancement Types */
[data-theme="dark"] .enhancement-type {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .enhancement-type:hover {
    border-color: var(--primary-color);
    background: var(--bg-hover);
}

[data-theme="dark"] .enhancement-type h4 {
    color: var(--text-primary);
}

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

/* Profile Section */
[data-theme="dark"] .profile-info {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .profile-field label {
    color: var(--text-tertiary);
}

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

/* Billing Section */
[data-theme="dark"] .billing-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

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

/* Usage History */
[data-theme="dark"] .usage-history {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .usage-item {
    border-bottom: 1px solid var(--border-color);
}

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

/* Filters */
[data-theme="dark"] .filters {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

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

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

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

/* Loading */
[data-theme="dark"] .loading-text {
    color: var(--text-secondary);
}

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

/* Links */
[data-theme="dark"] a:not(.btn) {
    color: var(--primary-color);
}

[data-theme="dark"] a:not(.btn):hover {
    color: var(--primary-hover);
}

/* Buttons - Primary */
[data-theme="dark"] .btn-primary {
    background: linear-gradient(135deg, #818cf8 0%, #a78bfa 100%);
    color: #0f172a;
    font-weight: 600;
    text-shadow: none;
}

[data-theme="dark"] .btn-primary:hover {
    background: linear-gradient(135deg, #a5b4fc 0%, #c4b5fd 100%);
    color: #0f172a;
}

[data-theme="dark"] .btn-primary:active {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
}

/* Code */
[data-theme="dark"] code,
[data-theme="dark"] pre {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

/* Blockquote */
[data-theme="dark"] blockquote {
    border-left: 4px solid var(--primary-color);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

/* HR */
[data-theme="dark"] hr {
    border-color: var(--border-color);
}

/* Selection */
[data-theme="dark"] ::selection {
    background: var(--primary-color);
    color: white;
}

/* Placeholder */
[data-theme="dark"] ::placeholder {
    color: var(--input-placeholder) !important;
    opacity: 1;
}

/* ===================================
   HOW IT WORKS SECTION
   =================================== */

[data-theme="dark"] .how-it-works {
    background: var(--bg-primary);
}

[data-theme="dark"] .how-it-works .section-header h2 {
    color: var(--text-primary);
}

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

[data-theme="dark"] .steps-container {
    background: transparent;
}

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

[data-theme="dark"] .step-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

[data-theme="dark"] .step-number {
    background: var(--primary-color);
    color: white;
}

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

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

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

[data-theme="dark"] .step span {
    color: var(--text-tertiary);
}

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

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

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

/* ===================================
   PRICING SECTION
   =================================== */

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

[data-theme="dark"] .pricing .section-header h2 {
    color: var(--text-primary);
}

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

[data-theme="dark"] .pricing .section-header strong {
    color: var(--primary-color);
}

[data-theme="dark"] .pricing-table-container {
    background: transparent;
}

[data-theme="dark"] .pricing-section {
    background: transparent;
}

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

[data-theme="dark"] .pricing-table {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

[data-theme="dark"] .pricing-header {
    background: var(--bg-tertiary);
    border-bottom: 2px solid var(--border-dark);
}

[data-theme="dark"] .pricing-header .pricing-cell {
    color: var(--text-primary);
    font-weight: 600;
}

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

[data-theme="dark"] .pricing-row:nth-child(even) {
    background: var(--bg-secondary);
}

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

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

[data-theme="dark"] .pricing-row .price {
    color: var(--primary-color);
    font-weight: 600;
}

[data-theme="dark"] .pricing-cell {
    color: var(--text-secondary);
    border-right: 1px solid var(--border-color);
}

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

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

/* ===================================
   FEATURES SECTION
   =================================== */

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

[data-theme="dark"] .features .section-header h2 {
    color: var(--text-primary);
}

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

[data-theme="dark"] .features-grid {
    background: transparent;
}

[data-theme="dark"] .feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

[data-theme="dark"] .feature-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

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

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

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

/* ===================================
   DEMO SECTION
   =================================== */

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

[data-theme="dark"] .demo-container {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
}

[data-theme="dark"] .demo-video-container {
    background: var(--bg-tertiary);
}

[data-theme="dark"] .demo-controls {
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
}

[data-theme="dark"] .demo-label {
    background: var(--primary-color);
    color: white;
}

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

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

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

/* ===================================
   HEADER SECTION
   =================================== */

[data-theme="dark"] .header {
    background: #020617 !important;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    border-bottom: 1px solid var(--border-color);
}

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

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

[data-theme="dark"] .header .logo i {
    color: var(--primary-color);
}

[data-theme="dark"] .nav-link {
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

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

[data-theme="dark"] .nav-link.active {
    color: var(--primary-color);
}

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

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

/* User Info in Header */
[data-theme="dark"] .user-info {
    color: var(--text-secondary);
}

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

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

[data-theme="dark"] .user-info .credits {
    color: var(--primary-color);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
}

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

[data-theme="dark"] .dashboard-link:hover {
    background: var(--bg-hover);
    border-color: var(--primary-color);
}

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

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

/* Auth Links */
[data-theme="dark"] .auth-link,
[data-theme="dark"] .auth-nav-link {
    color: var(--text-secondary);
}

[data-theme="dark"] .auth-link:hover,
[data-theme="dark"] .auth-nav-link:hover {
    color: var(--primary-color);
}

/* Language Selector */
[data-theme="dark"] .language-selector {
    background: transparent !important;
}

[data-theme="dark"] .language-dropdown {
    background: transparent !important;
}

[data-theme="dark"] .language-btn {
    background: rgba(255, 255, 255, 0.05) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    color: var(--text-secondary) !important;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2) !important;
    backdrop-filter: blur(10px) !important;
}

[data-theme="dark"] .language-btn:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
    border-color: var(--primary-color) !important;
    color: white !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4) !important;
}

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

[data-theme="dark"] .language-option:hover {
    background: var(--bg-hover) !important;
    color: var(--primary-color) !important;
}

[data-theme="dark"] .language-option.active {
    color: var(--primary-color) !important;
    background: var(--bg-tertiary) !important;
}

/* ===================================
   FOOTER SECTION
   =================================== */

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

[data-theme="dark"] .footer h3,
[data-theme="dark"] .footer h4 {
    color: var(--text-primary);
}

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

[data-theme="dark"] .footer a {
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

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

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

[data-theme="dark"] .footer-links a:hover {
    color: var(--primary-color);
}

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

[data-theme="dark"] .footer-nav a:hover {
    color: var(--primary-color);
}

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

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

[data-theme="dark"] .footer-section ul li a:hover {
    color: var(--primary-color);
}

[data-theme="dark"] .footer-bottom {
    border-top: 1px solid var(--border-color);
    color: var(--text-tertiary);
}

[data-theme="dark"] .footer-bottom p {
    color: var(--text-tertiary);
}

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

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

[data-theme="dark"] .social-links a {
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .social-links a:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background: var(--bg-hover);
}