/**
 * Omicron SKU Search - CSS Styles
 * Stili compatibili con la ricerca con filtri a cascata
 */

:root {
    --primary-color: #1976d2;
    --primary-dark: #1565c0;
    --primary-light: #42a5f5;
    --secondary-color: #dc004e;
    --background-color: #fafafa;
    --surface-color: #ffffff;
    --text-primary: rgba(0, 0, 0, 0.87);
    --text-secondary: rgba(0, 0, 0, 0.6);
    --text-disabled: rgba(0, 0, 0, 0.38);
    --divider-color: rgba(0, 0, 0, 0.12);
    --shadow-1: 0px 2px 1px -1px rgba(0,0,0,0.2), 0px 1px 1px 0px rgba(0,0,0,0.14), 0px 1px 3px 0px rgba(0,0,0,0.12);
    --shadow-2: 0px 3px 1px -2px rgba(0,0,0,0.2), 0px 2px 2px 0px rgba(0,0,0,0.14), 0px 1px 5px 0px rgba(0,0,0,0.12);
    --shadow-3: 0px 3px 3px -2px rgba(0,0,0,0.2), 0px 3px 4px 0px rgba(0,0,0,0.14), 0px 1px 8px 0px rgba(0,0,0,0.12);
    --border-radius: 4px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Form di ricerca */
.omicron-sku-search {
    margin: 20px 0;
    padding: 20px;
    background: var(--surface-color);
    border: 1px solid var(--divider-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-1);
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.omicron-sku-search .sku-search-container {
    margin: 0;
}

.omicron-sku-search .sku-search-group {
    display: flex;
    gap: 10px;
    align-items: flex-end;
}

.omicron-sku-search .sku-search-label-wrapper {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.omicron-sku-search .sku-search-group label {
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-size: 14px;
    display: block;
    line-height: 1.4;
    letter-spacing: 0.15px;
}

.omicron-sku-search .sku-search-input {
    flex: 1;
    padding: 16px 12px;
    border: 1px solid #e0e0e0;
    border-radius: var(--border-radius);
    font-size: 16px;
    color: var(--text-primary);
    background-color: #fafafa;
    transition: var(--transition);
    width: 100%;
    box-sizing: border-box;
    font-family: inherit;
    outline: none;
}

.omicron-sku-search .sku-search-input:focus {
    border-color: var(--primary-color);
    border-width: 2px;
    padding: 15px 11px;
    background-color: white;
    box-shadow: 0 0 0 2px rgba(25, 118, 210, 0.2);
}

.omicron-sku-search .sku-search-input:hover {
    border-color: #c0c0c0;
    background-color: white;
}

.omicron-sku-search .sku-search-button {
    padding: 12px 24px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-size: 14px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    height: 50px;
    text-transform: uppercase;
    letter-spacing: 0.75px;
    line-height: 1.75;
    box-shadow: var(--shadow-1);
}

.omicron-sku-search .sku-search-button:hover {
    background: var(--primary-dark);
    box-shadow: var(--shadow-2);
    transform: translateY(-1px);
}

.omicron-sku-search .sku-search-button:active {
    transform: translateY(0);
    box-shadow: var(--shadow-1);
}

.omicron-sku-search .sku-search-button:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Results Styles - Material-UI Inspired */
.omicron-sku-search .sku-search-results {
    margin-top: 24px;
    padding: 32px;
    background: var(--surface-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-2);
}

.omicron-sku-search .results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--divider-color);
}

.omicron-sku-search .results-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 24px;
    font-weight: 400;
    letter-spacing: 0px;
    line-height: 1.33;
}

.omicron-sku-search .results-count {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 0.25px;
}

.omicron-sku-search .results-list {
    display: grid;
    gap: 16px;
}

.omicron-sku-search .product-result {
    display: grid;
    grid-template-columns: 120px 1fr auto;
    gap: 24px;
    padding: 24px;
    border: 1px solid var(--divider-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
    background: var(--surface-color);
}

.omicron-sku-search .product-result:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-2);
    transform: translateY(-2px);
}

.omicron-sku-search .product-image {
    width: 120px;
    height: 120px;
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--background-color);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-1);
}

.omicron-sku-search .product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.omicron-sku-search .no-image {
    color: var(--text-disabled);
    font-size: 12px;
    text-align: center;
    font-weight: 400;
}

.omicron-sku-search .product-info {
    flex: 1;
}

.omicron-sku-search .product-title {
    margin: 0 0 12px 0;
    font-size: 20px;
    font-weight: 400;
    letter-spacing: 0px;
    line-height: 1.2;
}

.omicron-sku-search .product-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.omicron-sku-search .product-title a:hover {
    color: var(--primary-color);
}

.omicron-sku-search .product-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
    font-size: 14px;
    flex-wrap: wrap;
}

.omicron-sku-search .sku {
    color: var(--text-secondary);
    font-weight: 400;
}

.omicron-sku-search .price {
    font-weight: 500;
    color: var(--primary-color);
    font-size: 18px;
    letter-spacing: 0.15px;
}

.omicron-sku-search .stock {
    padding: 4px 8px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    line-height: 1.33;
}

.omicron-sku-search .in-stock {
    background: rgba(76, 175, 80, 0.12);
    color: #2e7d32;
}

.omicron-sku-search .out-of-stock {
    background: rgba(244, 67, 54, 0.12);
    color: #c62828;
}

.omicron-sku-search .product-attributes {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.omicron-sku-search .attr-badge {
    background: rgba(25, 118, 210, 0.08);
    color: var(--primary-color);
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 500;
    border: 1px solid rgba(25, 118, 210, 0.2);
    transition: var(--transition);
}

.omicron-sku-search .attr-badge:hover {
    background: rgba(25, 118, 210, 0.12);
}

.omicron-sku-search .product-actions {
    display: flex;
    align-items: center;
}

.omicron-sku-search .view-product {
    background: var(--primary-color);
    color: white;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.75px;
    line-height: 1.75;
    transition: var(--transition);
    box-shadow: var(--shadow-1);
    border: none;
    cursor: pointer;
}

.omicron-sku-search .view-product:hover {
    background: var(--primary-dark);
    box-shadow: var(--shadow-2);
    transform: translateY(-1px);
    color: white;
}

.omicron-sku-search .view-product:active {
    transform: translateY(0);
    box-shadow: var(--shadow-1);
}

/* Pagination - Material-UI Style */
.omicron-sku-search .pagination {
    margin-top: 32px;
    display: flex;
    justify-content: center;
}

.omicron-sku-search .pagination-links {
    display: flex;
    gap: 4px;
    align-items: center;
}

.omicron-sku-search .page-btn {
    padding: 8px 12px;
    border: 1px solid var(--divider-color);
    background: var(--surface-color);
    color: var(--text-primary);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
    font-weight: 400;
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: inherit;
}

.omicron-sku-search .page-btn:hover {
    background: rgba(25, 118, 210, 0.08);
    border-color: var(--primary-color);
}

.omicron-sku-search .page-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: var(--shadow-1);
}

/* Loading and Error States - Material-UI Style */
.omicron-sku-search .loading {
    text-align: center;
    padding: 48px;
    color: var(--text-secondary);
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 0.15px;
}

.omicron-sku-search .error {
    text-align: center;
    padding: 48px;
    color: var(--secondary-color);
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 0.15px;
}

.omicron-sku-search .no-results {
    text-align: center;
    padding: 48px;
    color: var(--text-secondary);
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 0.15px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .omicron-sku-search {
        padding: 16px;
    }
    
    .omicron-sku-search .sku-search-group {
        flex-direction: column;
        align-items: stretch;
    }
    
    .omicron-sku-search .sku-search-button {
        width: 100%;
        margin-top: 10px;
    }
    
    .omicron-sku-search .sku-search-results {
        padding: 20px;
    }
    
    .omicron-sku-search .product-result {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 16px;
    }
    
    .omicron-sku-search .product-image {
        width: 100%;
        height: 200px;
        margin: 0 auto;
    }
    
    .omicron-sku-search .product-meta {
        justify-content: center;
        flex-wrap: wrap;
    }
}

@media (max-width: 600px) {
    .omicron-sku-search {
        padding: 12px;
    }
    
    .omicron-sku-search .sku-search-results {
        padding: 16px;
    }
    
    .omicron-sku-search .product-result {
        padding: 16px;
    }
    
    .omicron-sku-search .product-title {
        font-size: 18px;
    }
    
    .omicron-sku-search .product-meta {
        flex-direction: column;
        gap: 8px;
        align-items: center;
    }
    
    .omicron-sku-search .product-attributes {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .omicron-sku-search {
        padding: 8px;
    }
    
    .omicron-sku-search .sku-search-results {
        padding: 12px;
    }
    
    .omicron-sku-search .product-result {
        padding: 12px;
    }
    
    .omicron-sku-search .product-title {
        font-size: 16px;
    }
    
    .omicron-sku-search .product-meta {
        font-size: 12px;
    }
}