/**
 * Public styles for Keyword Page Generator
 * 关键词页面生成器公共样式
 */

/* Container & Layout */
.kpg-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.kpg-content-blocks {
    margin-top: 30px;
}

/* Page Header */
.kpg-page-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid #f0f0f0;
}

.kpg-page-title {
    font-size: 2.5em;
    margin: 0;
    color: #333;
}

/* Breadcrumb */
.kpg-breadcrumb {
    margin-bottom: 20px;
    padding: 10px 0;
}

.kpg-breadcrumbs,
.kpg-breadcrumbs-list {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
    flex-wrap: wrap;
    gap: 5px;
}

.kpg-breadcrumb-item {
    font-size: 14px;
}

.kpg-breadcrumb-item a {
    color: #007bff;
    text-decoration: none;
}

.kpg-breadcrumb-item a:hover {
    text-decoration: underline;
}

.kpg-breadcrumb-separator {
    margin: 0 8px;
    color: #999;
}

/* Content Blocks */
.kpg-block {
    margin-bottom: 40px;
    padding: 30px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.kpg-block-title {
    font-size: 28px;
    margin: 0 0 25px 0;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
    color: #333;
}

/* Introduction Block */
.kpg-block-introduction {
    line-height: 1.8;
}

.kpg-introduction-content {
    font-size: 16px;
    color: #555;
}

.kpg-introduction-content p {
    margin-bottom: 15px;
}

/* Image Block */
.kpg-block-image {
    text-align: center;
}

.kpg-image-content {
    margin: 20px 0;
}

.kpg-image-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    display: inline-block;
}

/* FAQ Block */
.kpg-block-faq {
}

.kpg-faq-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.kpg-faq-item {
    padding: 20px;
    background: #f9f9f9;
    border-left: 4px solid #007bff;
    border-radius: 4px;
}

.kpg-faq-question {
    font-size: 18px;
    margin: 0 0 10px 0;
    color: #333;
    font-weight: 600;
}

.kpg-faq-answer {
    font-size: 15px;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

.kpg-faq-answer p {
    margin-bottom: 10px;
}

/* Reviews Block */
.kpg-block-reviews {
}

.kpg-reviews-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.kpg-review-item {
    padding: 20px;
    background: #f9f9f9;
    border-radius: 4px;
    border: 1px solid #e0e0e0;
}

.kpg-review-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.kpg-review-author {
    font-weight: 600;
    font-size: 16px;
    color: #333;
}

.kpg-review-rating {
    color: #ffc107;
    font-weight: bold;
}

.kpg-review-rating .kpg-star {
    display: inline-block;
    margin-right: 2px;
    font-size: 18px;
}

.kpg-review-rating .kpg-star.filled {
    color: #ffc107;
}

.kpg-review-rating .kpg-star.empty {
    color: #ddd;
}

.kpg-review-content {
    font-size: 15px;
    color: #666;
    line-height: 1.6;
}

.kpg-review-date {
    font-size: 12px;
    color: #999;
    margin-top: 10px;
}

/* Products Block */
.kpg-block-products {
}

.kpg-products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.kpg-product-item {
    padding: 20px;
    background: #f9f9f9;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
    transition: transform 0.2s, box-shadow 0.2s;
}

.kpg-product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.kpg-product-image {
    margin-bottom: 15px;
    text-align: center;
}

.kpg-product-image img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
}

.kpg-product-title {
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 10px 0;
    color: #333;
}

.kpg-product-description {
    font-size: 14px;
    color: #666;
    line-height: 1.5;
    margin-bottom: 10px;
    min-height: 60px;
}

.kpg-product-price {
    font-size: 20px;
    font-weight: bold;
    color: #e74c3c;
    margin-bottom: 10px;
}

.kpg-product-link {
    display: inline-block;
    padding: 10px 20px;
    background: #007bff;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    transition: background 0.2s;
}

.kpg-product-link:hover {
    background: #0056b3;
}

/* Blogs Block */
.kpg-block-blogs {
}

.kpg-blogs-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 25px;
}

.kpg-blog-item {
    padding: 0;
    background: #fff;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.kpg-blog-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.kpg-blog-thumbnail {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: #f0f0f0;
}

.kpg-blog-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.kpg-blog-item:hover .kpg-blog-thumbnail img {
    transform: scale(1.05);
}

.kpg-blog-content {
    padding: 20px;
}

.kpg-blog-title {
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 12px 0;
    color: #333;
}

.kpg-blog-title a {
    color: #333;
    text-decoration: none;
    transition: color 0.2s;
}

.kpg-blog-title a:hover {
    color: #007bff;
}

.kpg-blog-description,
.kpg-blog-excerpt {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

.kpg-blog-description p,
.kpg-blog-excerpt p {
    margin: 0;
}

/* Video Block */
.kpg-block-video {
}

.kpg-youtube-embed {
    margin: 20px 0;
    aspect-ratio: 16 / 9;
    width: 100%;
}

.kpg-youtube-embed iframe {
    width: 100%;
    height: 100%;
    border-radius: 8px;
}

.kpg-youtube-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.kpg-youtube-item {
    background: #f9f9f9;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #e0e0e0;
}

.kpg-youtube-thumbnail {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    background: #000;
}

.kpg-youtube-thumbnail img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Responsive Design */
@media (max-width: 768px) {
    .kpg-container {
        padding: 15px;
    }
    
    .kpg-block {
        padding: 20px;
        margin-bottom: 30px;
    }
    
    .kpg-page-title {
        font-size: 2em;
    }
    
    .kpg-block-title {
        font-size: 22px;
    }
    
    .kpg-products-grid,
    .kpg-blogs-list,
    .kpg-youtube-list {
        grid-template-columns: 1fr;
    }
    
    .kpg-review-header {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .kpg-page-title {
        font-size: 1.5em;
    }
    
    .kpg-block-title {
        font-size: 18px;
    }
    
    .kpg-block {
        padding: 15px;
    }
}