/* Print Genie Catalog Builder - Styles */

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --dark-bg: #1f2937;
    --light-bg: #f9fafb;
    --card-bg: #ffffff;
    --border-color: #e5e7eb;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --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);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
header {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

header h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.tab-button {
    padding: 12px 24px;
    border: none;
    background: var(--card-bg);
    color: var(--text-primary);
    cursor: pointer;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.tab-button:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.tab-button.active {
    background: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-md);
}

/* Tab Content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Cards */
.card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
}

.card h2 {
    color: var(--primary-color);
    margin-bottom: 25px;
    font-size: 1.8rem;
}

.card h3 {
    color: var(--text-primary);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

/* Forms */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
}

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

.form-group small {
    margin-top: 5px;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Image Recommendations Box */
.image-recommendations {
    background: linear-gradient(135deg, #667eea15 0%, #764ba215 100%);
    border-left: 4px solid var(--primary-color);
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 15px;
}

.image-recommendations p {
    margin-bottom: 10px;
    color: var(--text-primary);
}

.image-recommendations ul {
    list-style: none;
    padding-left: 0;
}

.image-recommendations li {
    padding: 6px 0;
    color: var(--text-primary);
    font-size: 0.9rem;
    display: flex;
    align-items: flex-start;
}

.image-recommendations li::before {
    content: "✓";
    color: var(--success-color);
    font-weight: bold;
    margin-right: 10px;
    font-size: 1.1rem;
}

.image-recommendations strong {
    color: var(--primary-color);
}

/* Highlights Info Box */
.highlights-info {
    background: var(--light-bg);
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 10px;
}

.highlights-info small {
    color: var(--text-secondary);
    display: block;
    line-height: 1.5;
}

/* Character Counter */
#descCharCount {
    font-weight: 600;
    color: var(--primary-color);
}

/* SKU Preview */
.sku-preview {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 25px;
    border-radius: 12px;
    margin: 25px 0;
    color: white;
}

.sku-preview h3 {
    color: white;
    margin-bottom: 15px;
}

.sku-display {
    background: rgba(255, 255, 255, 0.2);
    padding: 15px;
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

.sku-code {
    font-family: 'Courier New', monospace;
    font-size: 1.5rem;
    font-weight: bold;
    letter-spacing: 2px;
}

.sku-breakdown {
    display: block;
    margin-top: 10px;
    opacity: 0.9;
    font-size: 0.9rem;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-success:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-danger {
    background: var(--danger-color);
    color: white;
    padding: 8px 16px;
    font-size: 0.875rem;
}

.btn-danger:hover {
    background: #dc2626;
}

.form-actions {
    display: flex;
    gap: 15px;
    justify-content: flex-end;
}

/* Catalog View */
.catalog-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 15px;
}

.catalog-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.search-input {
    padding: 10px 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    min-width: 250px;
}

.filter-select {
    padding: 10px 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 25px;
    border-radius: 12px;
    text-align: center;
    color: white;
    box-shadow: var(--shadow-md);
}

.stat-card h3 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: white;
}

.stat-card p {
    font-size: 1rem;
    opacity: 0.9;
}

/* Table */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

thead {
    background: var(--dark-bg);
    color: white;
}

thead th {
    padding: 15px 12px;
    text-align: left;
    font-weight: 600;
}

tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: background 0.2s ease;
}

tbody tr:hover {
    background: var(--light-bg);
}

tbody td {
    padding: 15px 12px;
}

.empty-state {
    text-align: center;
    padding: 40px !important;
    color: var(--text-secondary);
}

/* SKU Tools */
.sku-tools {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
}

.sku-tool {
    padding: 25px;
    background: var(--light-bg);
    border-radius: 12px;
    border: 2px solid var(--border-color);
}

.generated-sku {
    margin-top: 20px;
    padding: 15px;
    background: var(--primary-color);
    color: white;
    border-radius: 8px;
    font-family: 'Courier New', monospace;
    font-size: 1.2rem;
}

.decoded-result {
    margin-top: 20px;
    padding: 20px;
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    min-height: 150px;
}

.decoded-result p {
    color: var(--text-secondary);
}

.decoded-result ul {
    list-style: none;
    margin-top: 10px;
}

.decoded-result li {
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.decoded-result li:last-child {
    border-bottom: none;
}

/* Documentation */
.doc-section {
    margin-bottom: 30px;
    padding: 20px;
    background: var(--light-bg);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.doc-section h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

.doc-section code {
    display: block;
    background: var(--dark-bg);
    color: #10b981;
    padding: 15px;
    border-radius: 6px;
    margin: 10px 0;
    font-family: 'Courier New', monospace;
    overflow-x: auto;
}

.doc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.doc-card {
    background: var(--light-bg);
    padding: 20px;
    border-radius: 8px;
    border: 2px solid var(--border-color);
}

.doc-card h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.doc-card ul {
    list-style: none;
}

.doc-card li {
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.doc-card li:last-child {
    border-bottom: none;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    margin-top: 30px;
    color: white;
}

/* Desktop Recommendation Banner (Mobile Only) */
.desktop-recommendation {
    display: none; /* Hidden by default, shown only on mobile */
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-bottom: 2px solid #f59e0b;
    padding: 12px 20px;
    margin-bottom: 20px;
    border-radius: 8px;
    animation: slideDown 0.4s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.banner-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.banner-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.banner-text {
    flex: 1;
}

.banner-text strong {
    display: block;
    color: var(--text-primary);
    font-size: 0.95rem;
    margin-bottom: 2px;
}

.banner-text p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin: 0;
    line-height: 1.4;
}

.banner-close {
    background: rgba(0, 0, 0, 0.1);
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    flex-shrink: 0;
    color: var(--text-primary);
}

.banner-close:hover {
    background: rgba(0, 0, 0, 0.2);
    transform: scale(1.1);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 15px;
    }

    .tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
    }

    .tab-button {
        min-width: 140px;
        flex-shrink: 0;
    }

    .catalog-table {
        font-size: 0.9rem;
    }

    .catalog-table th,
    .catalog-table td {
        padding: 10px;
    }
}

@media (max-width: 768px) {
    /* Show desktop recommendation banner */
    .desktop-recommendation {
        display: block;
    }

    /* Container */
    .container {
        padding: 10px;
        width: 100%;
        max-width: 100%;
        overflow-x: hidden;
        box-sizing: border-box;
    }

    /* Header */
    header {
        padding: 20px;
    }

    header h1 {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    /* Tabs */
    .tabs {
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        gap: 5px;
        padding-bottom: 5px;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: thin;
    }

    .tabs::-webkit-scrollbar {
        height: 4px;
    }

    .tabs::-webkit-scrollbar-thumb {
        background: var(--primary-color);
        border-radius: 2px;
    }

    .tab-button {
        flex-shrink: 0;
        min-width: 120px;
        padding: 10px 16px;
        font-size: 0.9rem;
    }

    /* Cards */
    .card {
        padding: 20px;
        margin-bottom: 15px;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        overflow-x: hidden;
    }

    .card h2 {
        font-size: 1.5rem;
        word-wrap: break-word;
    }

    .card h3 {
        font-size: 1.2rem;
        word-wrap: break-word;
    }

    /* Forms */
    .form-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .form-group {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
    }

    .form-group label {
        font-size: 0.95rem;
        display: block;
        width: 100%;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        font-size: 1rem;
        padding: 12px;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        border: 1px solid var(--border-color);
    }

    .form-group input[type="text"],
    .form-group input[type="number"],
    .form-group input[type="url"],
    .form-group input[type="password"] {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .form-group small {
        font-size: 0.8rem;
        display: block;
        width: 100%;
    }

    /* Buttons */
    .btn {
        padding: 12px 20px;
        font-size: 0.95rem;
    }

    .btn-small {
        padding: 8px 14px;
        font-size: 0.85rem;
    }

    /* Catalog View */
    .catalog-header {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
    }

    .catalog-actions {
        flex-direction: column;
        gap: 10px;
    }

    .catalog-actions .btn {
        width: 100%;
    }

    .search-input {
        width: 100%;
    }

    /* Table - Make scrollable horizontally */
    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        margin: 0 -20px;
        padding: 0 20px;
    }

    .catalog-table {
        font-size: 0.85rem;
        min-width: 800px;
    }

    .catalog-table th,
    .catalog-table td {
        padding: 8px;
        white-space: nowrap;
    }

    .product-image {
        width: 50px;
        height: 50px;
    }

    /* Stats Grid */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .stat-card h3 {
        font-size: 1.8rem;
    }

    .stat-card p {
        font-size: 0.85rem;
    }

    /* SKU Tools */
    .sku-tools {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .sku-preview {
        padding: 15px;
    }

    .sku-code {
        font-size: 1.2rem;
    }

    /* Category Management */
    .category-grid {
        grid-template-columns: 1fr;
    }

    .category-item {
        padding: 15px;
    }

    .subcategory-list {
        font-size: 0.85rem;
    }

    /* Documentation */
    .doc-grid {
        grid-template-columns: 1fr;
    }

    .doc-card {
        padding: 20px;
    }

    /* Settings */
    .settings-status {
        padding: 15px;
    }

    /* Image Preview Gallery */
    .image-preview-gallery {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 10px;
        padding: 10px;
    }

    .image-thumbnail {
        height: auto;
    }

    .image-thumbnail img {
        height: 120px;
    }

    .image-actions {
        padding: 3px;
    }

    .btn-icon {
        width: 24px;
        height: 24px;
        font-size: 0.8rem;
    }

    /* Banner specific */
    .banner-text strong {
        font-size: 0.9rem;
    }

    .banner-text p {
        font-size: 0.8rem;
    }

    /* Add Product Form - Mobile Specific */
    .image-upload-section {
        flex-direction: column;
        width: 100%;
        max-width: 100%;
    }

    .image-input-group {
        flex-direction: column;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .image-input-group input[type="url"] {
        width: 100%;
        max-width: 100%;
        margin-bottom: 8px;
        box-sizing: border-box;
        padding: 12px;
    }

    .image-input-group input[type="file"] {
        width: 100%;
        max-width: 100%;
        margin-bottom: 8px;
        box-sizing: border-box;
    }

    .image-input-group .btn {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .sku-preview {
        padding: 15px;
        margin: 15px 0;
    }

    .sku-preview h3 {
        font-size: 1.1rem;
    }

    .sku-display {
        padding: 12px;
    }

    .form-actions {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    .form-actions .btn {
        width: 100%;
        margin: 0;
    }

    /* View Catalog - Mobile Specific */
    .catalog-header {
        padding: 15px;
    }

    .catalog-header h2 {
        font-size: 1.5rem;
        margin-bottom: 15px;
    }

    .search-input {
        width: 100%;
        max-width: 100%;
        margin-bottom: 10px;
        box-sizing: border-box;
        padding: 12px;
    }

    .filter-select {
        width: 100%;
        max-width: 100%;
        margin-bottom: 10px;
        box-sizing: border-box;
        padding: 12px;
    }

    /* Table scroll hint */
    .table-container {
        position: relative;
    }

    .table-container::after {
        content: '← Scroll to see more →';
        position: sticky;
        left: 0;
        bottom: 0;
        width: 100%;
        background: var(--warning-color);
        color: white;
        text-align: center;
        padding: 8px;
        font-size: 0.85rem;
        font-weight: 600;
        z-index: 10;
    }

    .catalog-table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }

    .catalog-table thead,
    .catalog-table tbody,
    .catalog-table tr {
        display: table;
        width: 100%;
        table-layout: fixed;
    }

    /* Settings - Mobile Specific */
    .settings-section {
        padding: 15px;
    }

    .setup-steps {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    .step {
        flex-direction: column;
        padding: 15px;
    }

    .step-number {
        position: relative;
        left: 0;
        top: 0;
        margin-bottom: 10px;
        width: 40px;
        height: 40px;
        font-size: 1.3rem;
    }

    .step-content {
        width: 100%;
    }

    .step-content h4 {
        font-size: 1.1rem;
    }

    .step-content ol,
    .step-content ul {
        padding-left: 20px;
        font-size: 0.9rem;
    }

    .step-content li {
        margin-bottom: 8px;
        line-height: 1.5;
    }

    /* Alerts - Mobile */
    .alert {
        padding: 15px;
        margin: 15px 0;
    }

    .alert h3,
    .alert h4 {
        font-size: 1.1rem;
    }

    .alert p,
    .alert li {
        font-size: 0.9rem;
    }

    .alert ul {
        padding-left: 20px;
    }
}

@media (max-width: 480px) {
    /* Header */
    header h1 {
        font-size: 1.75rem;
    }

    .subtitle {
        font-size: 0.9rem;
    }

    /* Tabs */
    .tab-button {
        min-width: 100px;
        padding: 8px 12px;
        font-size: 0.85rem;
    }

    /* Cards */
    .card {
        padding: 15px;
    }

    .card h2 {
        font-size: 1.3rem;
    }

    .card h3 {
        font-size: 1.1rem;
    }

    /* Container */
    .container {
        padding: 8px;
        overflow-x: hidden;
    }

    /* Cards */
    .card {
        padding: 15px;
        overflow-x: hidden;
    }

    /* Forms */
    .form-group {
        width: 100%;
        max-width: 100%;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        font-size: 0.95rem;
        padding: 10px;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    /* Buttons */
    .btn {
        padding: 10px 16px;
        font-size: 0.9rem;
    }

    .btn-small {
        padding: 6px 12px;
        font-size: 0.8rem;
    }

    /* Stats */
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .stat-card {
        padding: 15px;
    }

    .stat-card h3 {
        font-size: 1.5rem;
    }

    /* Table */
    .catalog-table {
        font-size: 0.8rem;
    }

    .product-image {
        width: 40px;
        height: 40px;
    }

    /* SKU Display */
    .sku-code {
        font-size: 1rem;
        word-break: break-all;
    }

    .sku-breakdown {
        font-size: 0.75rem;
    }

    /* Image Gallery */
    .image-preview-gallery {
        grid-template-columns: repeat(2, 1fr);
    }

    .image-thumbnail img {
        height: 100px;
    }

    .btn-icon {
        width: 22px;
        height: 22px;
        font-size: 0.75rem;
    }

    /* Category Management */
    .category-item {
        padding: 12px;
    }

    .category-item h4 {
        font-size: 1rem;
    }

    .subcategory-list {
        font-size: 0.8rem;
    }

    .subcategory-list li {
        padding: 8px;
    }

    /* Documentation */
    .doc-card {
        padding: 15px;
    }

    .doc-card h3 {
        font-size: 1.1rem;
    }

    .doc-card p {
        font-size: 0.85rem;
    }

    /* Settings */
    .settings-status {
        padding: 12px;
    }

    .settings-status h4 {
        font-size: 1rem;
    }

    .settings-status p {
        font-size: 0.85rem;
    }

    /* Banner */
    .banner-icon {
        font-size: 1.2rem;
    }

    .banner-text strong {
        font-size: 0.85rem;
    }

    .banner-text p {
        font-size: 0.75rem;
    }

    .banner-close {
        width: 28px;
        height: 28px;
        font-size: 1rem;
    }

    /* Add Product - Ultra Mobile */
    .sku-preview {
        padding: 12px;
    }

    .sku-preview h3 {
        font-size: 1rem;
    }

    .sku-code {
        font-size: 0.9rem;
        word-wrap: break-word;
        white-space: normal;
    }

    .sku-breakdown {
        font-size: 0.7rem;
        line-height: 1.4;
    }

    .image-input-group .btn {
        padding: 10px;
        font-size: 0.85rem;
    }

    /* View Catalog - Ultra Mobile */
    .catalog-header h2 {
        font-size: 1.3rem;
    }

    .catalog-actions .btn {
        padding: 10px 14px;
        font-size: 0.85rem;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .stat-card {
        padding: 12px;
    }

    .stat-card h3 {
        font-size: 1.3rem;
    }

    .stat-card p {
        font-size: 0.8rem;
    }

    .table-container::after {
        font-size: 0.75rem;
        padding: 6px;
    }

    /* Settings - Ultra Mobile */
    .settings-section {
        padding: 10px;
    }

    .step {
        padding: 12px;
    }

    .step-number {
        width: 35px;
        height: 35px;
        font-size: 1.1rem;
    }

    .step-content h4 {
        font-size: 1rem;
        margin-bottom: 10px;
    }

    .step-content ol,
    .step-content ul {
        font-size: 0.85rem;
        padding-left: 18px;
    }

    .step-content li {
        margin-bottom: 6px;
    }

    .alert {
        padding: 12px;
    }

    .alert h3,
    .alert h4 {
        font-size: 1rem;
        margin-bottom: 8px;
    }

    .alert p {
        font-size: 0.85rem;
    }

    .alert li {
        font-size: 0.85rem;
        margin-bottom: 6px;
    }

    /* Form groups in settings */
    .settings-section .form-group {
        margin-bottom: 15px;
        width: 100%;
        max-width: 100%;
    }

    .settings-section .form-group label {
        font-size: 0.9rem;
        display: block;
        width: 100%;
    }

    .settings-section .form-group input {
        font-size: 0.9rem;
        padding: 10px;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .settings-section .form-group small {
        font-size: 0.75rem;
        display: block;
        width: 100%;
    }

    .settings-section .form-actions {
        flex-direction: column;
        gap: 8px;
    }

    .settings-section .form-actions .btn {
        width: 100%;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.hidden {
    display: none;
}

/* Category Management */
.category-management {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.category-section {
    padding: 25px;
    background: var(--light-bg);
    border-radius: 12px;
    border: 2px solid var(--border-color);
}

.category-section h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.existing-categories {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.category-item {
    padding: 15px;
    background: white;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.category-item h4 {
    color: var(--text-primary);
    margin-bottom: 10px;
}

.subcategory-list {
    list-style: none;
    padding-left: 20px;
    margin-top: 10px;
}

.subcategory-list li {
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.subcategory-list li:last-child {
    border-bottom: none;
}

.btn-small {
    padding: 6px 12px;
    font-size: 0.875rem;
}

/* Product Images */
.product-image {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 6px;
    border: 2px solid var(--border-color);
}

.product-image-placeholder {
    width: 60px;
    height: 60px;
    background: var(--light-bg);
    border-radius: 6px;
    border: 2px dashed var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-align: center;
}

.image-preview {
    margin-top: 10px;
    max-width: 200px;
}

.image-preview img {
    width: 100%;
    border-radius: 8px;
    border: 2px solid var(--border-color);
}

/* File input styling */
input[type="file"] {
    padding: 8px;
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    background: var(--light-bg);
}

input[type="file"]:hover {
    border-color: var(--primary-color);
}

.text-secondary {
    color: var(--text-secondary);
}

/* Settings Page */
.settings-section {
    max-width: 900px;
    margin: 0 auto;
}

.alert {
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 25px;
}

.alert h3, .alert h4 {
    margin-bottom: 10px;
}

.alert-info {
    background: #dbeafe;
    border-left: 4px solid #3b82f6;
    color: #1e40af;
}

.alert-warning {
    background: #fef3c7;
    border-left: 4px solid #f59e0b;
    color: #92400e;
}

.alert-success {
    background: #d1fae5;
    border-left: 4px solid #10b981;
    color: #065f46;
}

.alert-danger {
    background: #fee2e2;
    border-left: 4px solid #ef4444;
    color: #991b1b;
}

.setup-steps {
    margin-top: 30px;
}

.step {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    padding: 20px;
    background: var(--light-bg);
    border-radius: 12px;
    border: 2px solid var(--border-color);
}

.step-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: bold;
}

.step-content {
    flex: 1;
}

.step-content h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.step-content ol {
    margin-left: 20px;
    line-height: 1.8;
}

.step-content ol li {
    margin-bottom: 8px;
}

.settings-status {
    padding: 15px;
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 8px;
}

.settings-status.success {
    border-color: var(--success-color);
    background: #d1fae5;
}

.settings-status.error {
    border-color: var(--danger-color);
    background: #fee2e2;
}

/* How to Order Tab Styles */
.order-intro {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    padding: 15px;
    background: var(--light-bg);
    border-left: 4px solid var(--primary-color);
    border-radius: 4px;
}

.order-steps-container {
    display: grid;
    gap: 30px;
    margin: 30px 0;
}

.order-step {
    display: flex;
    gap: 20px;
    padding: 25px;
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.order-step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.order-step:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.order-step:hover::before {
    opacity: 1;
}

.order-step .step-number {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease;
}

.order-step:hover .step-number {
    transform: scale(1.1) rotate(360deg);
}

.order-step .step-content {
    flex: 1;
}

.order-step .step-icon {
    font-size: 2.5rem;
    margin-bottom: 10px;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.order-step h3 {
    color: var(--text-primary);
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.order-step p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 15px;
}

.step-visual {
    margin-top: 15px;
}

.visual-box {
    background: var(--light-bg);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
}

/* Mini Catalog Visual */
.mini-catalog {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    max-width: 300px;
    margin: 0 auto;
}

.mini-product {
    background: white;
    padding: 20px;
    border-radius: 8px;
    font-size: 2rem;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease;
    cursor: pointer;
}

.mini-product:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

/* SKU Example Visual */
.sku-example {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    padding: 15px;
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

.sku-label {
    font-weight: bold;
    color: var(--text-secondary);
}

.sku-code {
    font-family: 'Courier New', monospace;
    background: var(--light-bg);
    padding: 8px 12px;
    border-radius: 4px;
    font-weight: bold;
    color: var(--primary-color);
    border: 2px dashed var(--primary-color);
}

.screenshot-icon {
    margin-top: 10px;
    font-size: 1.2rem;
    color: var(--text-secondary);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(0.95); }
}

.mini-btn {
    padding: 6px 12px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background 0.3s ease;
}

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

/* Instagram Demo Visual */
.instagram-demo {
    background: white;
    border-radius: 8px;
    padding: 15px;
    box-shadow: var(--shadow-md);
}

.demo-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    background: var(--light-bg);
    border-radius: 6px;
    margin-bottom: 10px;
}

.demo-ig-btn {
    background: linear-gradient(45deg, #f09433 0%,#e6683c 25%,#dc2743 50%,#cc2366 75%,#bc1888 100%);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.demo-ig-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.demo-arrow {
    text-align: center;
    font-size: 1.2rem;
    color: var(--primary-color);
    font-weight: bold;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* DM Example Visual */
.dm-example {
    max-width: 400px;
    margin: 0 auto;
}

.dm-bubble {
    background: white;
    padding: 20px;
    border-radius: 18px;
    box-shadow: var(--shadow-md);
    text-align: left;
    border: 2px solid var(--border-color);
    position: relative;
}

.dm-bubble::before {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 30px;
    width: 20px;
    height: 20px;
    background: white;
    border-right: 2px solid var(--border-color);
    border-bottom: 2px solid var(--border-color);
    transform: rotate(45deg);
}

.dm-bubble p {
    margin: 8px 0;
    color: var(--text-primary);
}

/* Confirmation Example */
.confirmation-example {
    text-align: center;
}

.confirm-badge {
    display: inline-block;
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
    border-radius: 25px;
    font-weight: bold;
    font-size: 1.1rem;
    box-shadow: var(--shadow-md);
    margin-bottom: 10px;
    animation: scaleIn 0.5s ease-out;
}

@keyframes scaleIn {
    from { transform: scale(0); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

/* Payment Options */
.payment-options {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.payment-badge {
    padding: 10px 20px;
    background: white;
    border: 2px solid var(--primary-color);
    border-radius: 20px;
    font-weight: 500;
    color: var(--primary-color);
    transition: all 0.3s ease;
    cursor: pointer;
}

.payment-badge:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

/* Shipping Tracker */
.shipping-tracker {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    margin-bottom: 15px;
}

.track-dot {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--border-color);
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.track-dot.active {
    background: var(--success-color);
    animation: ping 2s ease-in-out infinite;
}

@keyframes ping {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); box-shadow: 0 0 0 10px rgba(16, 185, 129, 0.2); }
}

.track-line {
    width: 30px;
    height: 3px;
    background: var(--border-color);
    transition: background 0.3s ease;
}

.track-line.active {
    background: var(--success-color);
}

.track-status {
    text-align: center;
    color: var(--text-secondary);
    font-weight: 500;
    margin: 0;
}

/* Success Celebration */
.success-celebration {
    text-align: center;
    padding: 20px;
}

.celebration-emoji {
    font-size: 3rem;
    margin-bottom: 15px;
    animation: celebrate 1s ease-in-out infinite;
}

@keyframes celebrate {
    0%, 100% { transform: rotate(-10deg); }
    50% { transform: rotate(10deg); }
}

.thank-you {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 10px;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.rating-stars {
    font-size: 1.5rem;
    animation: fadeInUp 1.2s ease-out;
}

/* Order Footer Tips */
.order-footer {
    margin-top: 40px;
    padding: 25px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-radius: 12px;
    border: 2px solid #0ea5e9;
}

.order-footer h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.tips-list {
    list-style: none;
    padding: 0;
}

.tips-list li {
    padding: 12px;
    margin-bottom: 10px;
    background: white;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    transition: all 0.3s ease;
}

.tips-list li:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.tips-list strong {
    color: var(--primary-color);
}

/* Image Upload Section */
.image-upload-section {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 15px;
}

.image-input-group {
    display: flex;
    gap: 10px;
    align-items: center;
}

.image-input-group input[type="url"] {
    flex: 1;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.95rem;
}

.image-input-group input[type="file"] {
    flex: 1;
    padding: 8px;
}

/* Image Preview Gallery */
.image-preview-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 15px;
    padding: 15px;
    background: var(--light-bg);
    border-radius: 8px;
    min-height: 100px;
}

.image-thumbnail {
    position: relative;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.image-thumbnail:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.image-thumbnail img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    display: block;
}

.image-actions {
    position: absolute;
    top: 5px;
    right: 5px;
    display: flex;
    gap: 5px;
    background: rgba(0, 0, 0, 0.7);
    padding: 5px;
    border-radius: 6px;
}

.main-badge {
    background: var(--success-color);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: bold;
}

.btn-icon {
    background: white;
    border: none;
    width: 28px;
    height: 28px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.btn-icon:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-sm);
}

.image-order {
    position: absolute;
    bottom: 5px;
    left: 5px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: bold;
}

/* Responsive Design for Order Steps */
@media (max-width: 768px) {
    .order-step {
        flex-direction: column;
        gap: 15px;
    }

    .order-step .step-number {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .order-step .step-icon {
        font-size: 2rem;
    }

    .mini-catalog {
        grid-template-columns: repeat(2, 1fr);
    }

    .shipping-tracker {
        flex-wrap: wrap;
    }

    .track-line {
        width: 20px;
    }

    .image-preview-gallery {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }

    .image-thumbnail img {
        height: 120px;
    }
}

/* ============================================
   CALCULATOR TAB STYLES
   ============================================ */

/* Pricing Mode Selector */
.pricing-mode-selector {
    margin-bottom: 30px;
}

.mode-toggle-container {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.mode-toggle-btn {
    flex: 1;
    min-width: 200px;
    padding: 20px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    background: var(--card-bg);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.mode-toggle-btn:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.mode-toggle-btn.active {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    box-shadow: var(--shadow-md);
}

.mode-toggle-btn .mode-icon {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.mode-toggle-btn .mode-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.mode-toggle-btn.active .mode-icon {
    color: var(--primary-color);
}

.mode-toggle-btn.active .mode-label {
    color: var(--text-primary);
}

/* Calculator Form Section */
.calculator-form-section {
    margin-bottom: 25px;
}

/* Minimum Quantity Warning */
.min-qty-warning {
    padding: 15px 20px;
    background: #fef3c7;
    border: 2px solid #f59e0b;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.min-qty-warning .warning-icon {
    background: #f59e0b;
    color: white;
    padding: 4px 12px;
    border-radius: 4px;
    font-weight: bold;
    font-size: 0.85rem;
}

/* Volume Discount Info Panel */
.volume-discount-info {
    padding: 20px;
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
    border: 2px solid var(--success-color);
    border-radius: 12px;
    margin-bottom: 25px;
}

.volume-discount-info h4 {
    color: var(--success-color);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.discount-tiers {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
}

.discount-tier {
    padding: 12px;
    background: white;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.discount-tier .tier-range {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.discount-tier .tier-discount {
    display: block;
    font-size: 0.9rem;
    color: var(--success-color);
    font-weight: 500;
}

/* Calculator Results Section */
.calculator-results {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 2px solid var(--border-color);
}

.calculator-results h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

/* Price Result Card */
.price-result-card {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 25px;
    box-shadow: var(--shadow-md);
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.result-item-name {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--text-primary);
}

.result-mode-badge {
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.result-mode-badge.retail {
    background: var(--primary-color);
    color: white;
}

.result-mode-badge.bulk {
    background: var(--success-color);
    color: white;
}

/* Cost Breakdown */
.cost-breakdown {
    background: var(--light-bg);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}

.cost-breakdown h4 {
    color: var(--text-primary);
    margin-bottom: 15px;
    font-size: 1rem;
}

.breakdown-grid {
    display: grid;
    gap: 10px;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px dashed var(--border-color);
}

.breakdown-item:last-child {
    border-bottom: none;
}

.breakdown-item.breakdown-total {
    border-top: 2px solid var(--border-color);
    border-bottom: none;
    padding-top: 12px;
    margin-top: 5px;
}

.breakdown-label {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.breakdown-value {
    font-weight: 600;
    color: var(--text-primary);
}

.breakdown-total .breakdown-label,
.breakdown-total .breakdown-value {
    font-weight: bold;
    color: var(--text-primary);
}

/* Pricing Summary */
.pricing-summary {
    margin-bottom: 20px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.summary-row:last-child {
    border-bottom: none;
}

.summary-label {
    color: var(--text-secondary);
    font-size: 1rem;
}

.summary-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.discount-row {
    background: rgba(16, 185, 129, 0.1);
    margin: 0 -25px;
    padding: 12px 25px;
    border-bottom: none;
}

.discount-value {
    color: var(--success-color);
}

.final-row {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    margin: 10px -25px -25px -25px;
    padding: 20px 25px;
    border-radius: 0 0 13px 13px;
}

.final-row .summary-label {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 600;
}

.final-row .summary-value {
    color: white;
    font-size: 1.5rem;
}

/* Result Info */
.result-info {
    padding: 15px;
    background: var(--light-bg);
    border-radius: 8px;
    margin-top: 20px;
}

.result-info p {
    margin: 5px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.result-info strong {
    color: var(--text-primary);
}

/* Export Section */
.export-section {
    margin-top: 30px;
    padding: 20px;
    background: var(--light-bg);
    border-radius: 12px;
}

.export-section h4 {
    color: var(--text-primary);
    margin-bottom: 15px;
}

.export-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.export-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.export-btn:hover {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.export-btn .export-icon {
    font-size: 0.85rem;
    font-weight: bold;
    padding: 4px 8px;
    background: var(--primary-color);
    color: white;
    border-radius: 4px;
}

.export-btn:hover .export-icon {
    background: white;
    color: var(--primary-color);
}

/* Cost Settings Group */
.cost-settings-group {
    margin-bottom: 30px;
    padding: 20px;
    background: var(--light-bg);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.cost-settings-group h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.1rem;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

/* Material Costs Grid */
.material-costs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 15px;
}

.material-cost-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.material-cost-item label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.material-cost-item input {
    padding: 10px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.material-cost-item input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Responsive Calculator Styles */
@media (max-width: 768px) {
    .mode-toggle-container {
        flex-direction: column;
    }

    .mode-toggle-btn {
        min-width: 100%;
    }

    .discount-tiers {
        grid-template-columns: repeat(2, 1fr);
    }

    .result-header {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .export-buttons {
        justify-content: center;
    }

    .export-btn {
        flex: 1;
        min-width: 140px;
        justify-content: center;
    }

    .material-costs-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .final-row {
        margin: 10px -20px -20px -20px;
        padding: 15px 20px;
    }

    .discount-row {
        margin: 0 -20px;
        padding: 12px 20px;
    }
}

@media (max-width: 480px) {
    .discount-tiers {
        grid-template-columns: 1fr 1fr;
    }

    .discount-tier {
        padding: 10px;
    }

    .export-btn {
        min-width: 100%;
    }

    .material-costs-grid {
        grid-template-columns: 1fr 1fr;
    }

    .result-item-name {
        font-size: 1.2rem;
    }

    .final-row .summary-value {
        font-size: 1.3rem;
    }
}