/* ION Computers AI Assistant - Modern Styles */

:root {
    /* Light theme (default) */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;
    --border-color: #dee2e6;
    --accent-color: #0066cc;
    --accent-hover: #0052a3;
    --success-color: #E9F5DF;
    --error-color: #dc3545;
    --warning-color: #ffc107;
    --shadow-light: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-medium: 0 4px 8px rgba(0,0,0,0.15);
    --shadow-heavy: 0 8px 16px rgba(0,0,0,0.2);
    
    /* Fonts */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, Courier, monospace;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-12: 3rem;
    
    /* Border radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.35s ease;
    
    /* Z-index */
    --z-sidebar: 1000;
    --z-modal: 1100;
    --z-overlay: 1050;
    --z-header: 100;
    --z-input: 200;
}

/* Dark theme */
[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #404040;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #808080;
    --border-color: #404040;
    --accent-color: #0084ff;
    --accent-hover: #006dd6;
    --success-color: #00d084;
    --error-color: #ff4757;
    --warning-color: #ffa726;
    --shadow-light: 0 2px 4px rgba(0,0,0,0.3);
    --shadow-medium: 0 4px 8px rgba(0,0,0,0.4);
    --shadow-heavy: 0 8px 16px rgba(0,0,0,0.5);
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
    min-height: 100vh;
    min-height: 100dvh;
}

/* App container */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    height: 100dvh;
    position: relative;
}

/* Header */
.app-header {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-4);
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    box-shadow: var(--shadow-light);
}

.header-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.app-header h1 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--accent-color);
    margin: 0;
    flex: 1;
}

.welcome-text {
    margin-top: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* Menu button */
.menu-btn {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 24px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: var(--z-sidebar);
}

.menu-btn span {
    display: block;
    height: 2px;
    width: 100%;
    background-color: var(--text-primary);
    border-radius: 1px;
    transition: var(--transition-normal);
}

.menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Sidebar - LEFT SIDE with FIXED Z-INDEX */
.sidebar {
    position: fixed;
    top: 0;
    left: -320px;
    width: 320px;
    height: 100vh;
    height: 100dvh;
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    z-index: var(--z-modal); /* Higher z-index to be above overlay */
    transition: transform var(--transition-normal);
    overflow-y: auto;
}

.sidebar.open {
    transform: translateX(320px);
}

.sidebar-content {
    padding: var(--spacing-6);
    padding-top: calc(var(--spacing-6) + 60px); /* Account for header height */
}

.sidebar-content h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-6);
    color: var(--accent-color);
}

.menu-section {
    margin-bottom: var(--spacing-6);
}

.menu-section h4 {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-3);
    color: var(--text-secondary);
    font-weight: 500;
}

.menu-item-btn {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: var(--transition-fast);
    text-align: left;
    margin-bottom: var(--spacing-2);
}

.menu-item-btn:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--accent-color);
}

.menu-item-btn.danger:hover {
    background-color: rgba(220, 53, 69, 0.1);
    border-color: var(--error-color);
    color: var(--error-color);
}

/* Theme switcher */
.theme-switcher {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    justify-content: center;
}

.theme-toggle {
    position: relative;
    width: 50px;
    height: 24px;
    background-color: var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: background-color var(--transition-normal);
}

.theme-toggle::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background-color: var(--text-primary);
    border-radius: 50%;
    transition: transform var(--transition-normal);
}

[data-theme="dark"] .theme-toggle::after {
    transform: translateX(26px);
}

/* Main chat area */
.chat-main {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-4);
    padding-bottom: calc(var(--spacing-4) + 80px); /* Account for fixed input */
}

.messages-container {
    max-width: 800px;
    margin: 0 auto;
}

/* Messages */
.message {
    margin-bottom: var(--spacing-6);
    animation: messageSlideIn 0.3s ease-out;
}

.message-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    margin-bottom: var(--spacing-2);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
}

.message-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xs);
}

.message.user .message-avatar {
    background-color: var(--accent-color);
    color: white;
}

.message.assistant .message-avatar {
    background-color: var(--success-color);
    color: white;
}

.message.error .message-avatar {
    background-color: var(--error-color);
    color: white;
}

.message-content {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-4);
    box-shadow: var(--shadow-light);
    white-space: pre-wrap;
    word-wrap: break-word;
    position: relative;
}

.message.user .message-content {
    background-color: var(--accent-color);
    color: white;
    margin-left: var(--spacing-8);
}

.message.assistant .message-content {
    background-color: var(--bg-secondary);
    margin-right: var(--spacing-8);
}

.message.error .message-content {
    background-color: rgba(220, 53, 69, 0.1);
    border: 1px solid var(--error-color);
    color: var(--error-color);
}

/* Product links styling - FINAL BIGGER BUTTON */
.product-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-1);
    background-color: var(--accent-color);
    color: white !important;
    text-decoration: none;
    padding: 5px 10px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    margin: var(--spacing-1) var(--spacing-1) var(--spacing-1) 0;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-light);
    white-space: nowrap;
}

.product-link:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
}

/* Typing indicator */
.typing-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-style: italic;
}

.typing-dots {
    display: flex;
    gap: var(--spacing-1);
}

.typing-dot {
    width: 6px;
    height: 6px;
    background-color: var(--text-secondary);
    border-radius: 50%;
    animation: typingBounce 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) { animation-delay: -0.32s; }
.typing-dot:nth-child(2) { animation-delay: -0.16s; }

/* Fixed input container */
.input-container {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-4);
    z-index: var(--z-input);
    box-shadow: 0 -2px 8px rgba(0,0,0,0.1);
}

.input-wrapper {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    gap: var(--spacing-3);
    align-items: flex-end;
}

#userInput {
    flex: 1;
    min-height: 44px;
    max-height: 120px;
    padding: var(--spacing-3) var(--spacing-4);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    resize: none;
    outline: none;
    transition: var(--transition-fast);
}

#userInput:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

#userInput::placeholder {
    color: var(--text-muted);
}

.send-btn {
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background-color: var(--accent-color);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-light);
}

.send-btn:hover:not(:disabled) {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
}

.send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.send-btn .loading-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.modal.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-heavy);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95);
    transition: var(--transition-normal);
}

.modal.show .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-6);
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    margin: 0;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--font-size-2xl);
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-body {
    padding: var(--spacing-6);
}

/* Form styles */
.form-group {
    margin-bottom: var(--spacing-4);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-2);
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input {
    width: 100%;
    padding: var(--spacing-3);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-group small {
    display: block;
    margin-top: var(--spacing-1);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.form-actions {
    display: flex;
    gap: var(--spacing-3);
    justify-content: flex-end;
    margin-top: var(--spacing-6);
}

/* Buttons */
.btn {
    padding: var(--spacing-3) var(--spacing-5);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
}

.btn-primary {
    background-color: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-secondary);
    border-color: var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Overlay */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: var(--z-overlay);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.overlay.show {
    opacity: 1;
    visibility: visible;
}

/* Noscript overlay */
.noscript-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.9);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.noscript-content {
    text-align: center;
    padding: var(--spacing-8);
    max-width: 500px;
}

.noscript-content h2 {
    margin-bottom: var(--spacing-4);
}

.noscript-content p {
    margin-bottom: var(--spacing-3);
}

.noscript-content a {
    color: #00ff00;
}

/* Animations */
@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes typingBounce {
    0%, 80%, 100% {
        transform: scale(0);
    }
    40% {
        transform: scale(1);
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-sm);
}

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

/* Mobile responsive */
@media (max-width: 768px) {
    .app-header {
        padding: var(--spacing-3);
    }
    
    .app-header h1 {
        font-size: var(--font-size-lg);
    }
    
    .chat-main {
        padding: var(--spacing-3);
        padding-bottom: calc(var(--spacing-3) + 80px);
    }
    
    .message.user .message-content {
        margin-left: var(--spacing-4);
    }
    
    .message.assistant .message-content {
        margin-right: var(--spacing-4);
    }
    
    .input-container {
        padding: var(--spacing-3);
    }
    
    .sidebar {
        width: 280px;
        left: -280px;
    }
    
    .sidebar.open {
        transform: translateX(280px);
    }
    
    .modal-content {
        width: 95%;
        margin: var(--spacing-4);
    }
    
    .modal-header,
    .modal-body {
        padding: var(--spacing-4);
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .product-link {
        font-size: 12px;
        padding: 4px 8px;
    }
}

@media (max-width: 480px) {
    .app-header h1 {
        font-size: var(--font-size-base);
    }
    
    .chat-main {
        padding: var(--spacing-2);
        padding-bottom: calc(var(--spacing-2) + 80px);
    }
    
    .message.user .message-content,
    .message.assistant .message-content {
        margin-left: 0;
        margin-right: 0;
    }
    
    .input-wrapper {
        gap: var(--spacing-2);
    }
    
    .product-link {
        font-size: 10px;
        padding: 2px 5px;
    }
}

/* Landscape mobile */
@media (max-height: 500px) and (orientation: landscape) {
    .app-header {
        padding: var(--spacing-2) var(--spacing-4);
    }
    
    .input-container {
        padding: var(--spacing-2) var(--spacing-4);
    }
    
    #userInput {
        min-height: 36px;
        max-height: 72px;
    }
    
    .send-btn {
        width: 36px;
        height: 36px;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --border-color: #000000;
        --shadow-light: none;
        --shadow-medium: none;
        --shadow-heavy: none;
    }
    
    [data-theme="dark"] {
        --border-color: #ffffff;
    }
    
    .message-content {
        border: 2px solid var(--border-color);
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .message {
        animation: none;
    }
    
    .typing-dot {
        animation: none;
    }
}

/* Print styles */
@media print {
    .app-header,
    .input-container,
    .sidebar,
    .modal,
    .overlay {
        display: none;
    }
    
    .chat-main {
        padding: 0;
        overflow: visible;
    }
    
    .message {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #000;
        margin-bottom: var(--spacing-4);
    }
    
    .message-content {
        background: transparent !important;
        color: #000 !important;
    }
    
    .product-link {
        color: #000 !important;
        background: transparent !important;
        border: 1px solid #000 !important;
    }
}
/* ============================================
   Product Cards with Images
   ============================================ */

.product-card {
    display: flex;
    gap: 16px;
    padding: 16px;
    margin: 12px 0;
    background: var(--bg-tertiary);
    border-radius: 12px;
    border-left: 4px solid var(--accent-color);
    transition: var(--transition-fast);
    align-items: flex-start;
}

.product-card:hover {
    box-shadow: var(--shadow-medium);
    transform: translateY(-2px);
}

.product-image-link {
    flex-shrink: 0;
    width: 140px;
    height: 140px;
    border-radius: 8px;
    overflow: hidden;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform var(--transition-normal);
}

.product-image-link:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
}

.product-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
    word-wrap: break-word;
}

.product-price {
    font-size: 18px;
    font-weight: 700;
    color: var(--accent-color);
}

.product-availability {
    font-size: 12px;
    color: var(--text-secondary);
}

/* ============================================
   Product Buttons Container
   ============================================ */

.product-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}

.product-buttons .product-link,
.product-buttons .product-link-cart {
    margin: 0;
    flex: 1;
    min-width: 100px;
    text-align: center;
}

/* ============================================
   View Button - Blue
   ============================================ */

.product-card .product-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background-color: var(--accent-color);
    color: white !important;
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition-fast);
}

.product-card .product-link:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
}

/* ============================================
   Add to Cart Button - Green
   ============================================ */

.product-link-cart {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background-color: #28a745 !important;
    color: white !important;
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition-fast);
}

.product-link-cart:hover {
    background-color: #218838 !important;
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
}

/* ============================================
   Chat Cart Button
   ============================================ */

.chat-cart-button {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background-color: #28a745 !important;
    color: white !important;
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    transition: var(--transition-fast);
    margin-top: 12px;
}

.chat-cart-button:hover {
    background-color: #218838 !important;
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
}
/* Language Selector */
.language-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
    flex: 1;
    min-width: 100px;
    justify-content: center;
}

.lang-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent-color);
}

.lang-btn.active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

.lang-btn.active:hover {
    background: var(--accent-color-hover, var(--accent-color));
}

/* ============================================
   MOBILE - Responsive
   ============================================ */

@media (max-width: 600px) {
    .product-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 16px;
    }

    .product-image-link {
        width: 180px;
        height: 180px;
    }

    .product-info {
        width: 100%;
        align-items: center;
    }

    .product-name {
        font-size: 15px;
    }

    .product-price {
        font-size: 20px;
    }

    .product-card .product-link,
    .product-card .product-link-cart {
        width: 100%;
        padding: 14px 24px;
        font-size: 16px;
    }

    .product-buttons {
        flex-direction: column;
        width: 100%;
    }

    .product-buttons .product-link,
    .product-buttons .product-link-cart {
        width: 100%;
        flex: none;
    }

    .chat-cart-button {
        width: 100%;
        justify-content: center;
        padding: 14px 24px;
        font-size: 16px;
    }
}

/* ============================================
   DARK THEME
   ============================================ */

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

[data-theme="dark"] .product-image-link {
    background: #3a3a3a;
}

[data-theme="dark"] .product-link-cart {
    background-color: #2ea44f !important;
}

[data-theme="dark"] .product-link-cart:hover {
    background-color: #3fb950 !important;
}

[data-theme="dark"] .chat-cart-button {
    background-color: #2ea44f !important;
}

[data-theme="dark"] .chat-cart-button:hover {
    background-color: #3fb950 !important;
}

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

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

[data-theme="dark"] .lang-btn.active {
    background: var(--accent-color);
}