/* Blog Specific Styles */
/* 使用与网站主样式相同的变量以保持一致性 */

/* Blog Hero Section */
.blog-hero {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('../img/blog-hero-background.webp');
    background-size: cover;
    background-position: center;
    height: 400px;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-bottom: 2rem;
}

.blog-hero-content {
    max-width: 800px;
    padding: 0 2rem;
}

.blog-hero h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.blog-hero p {
    font-size: 1.2rem;
    margin-bottom: 0;
    opacity: 0.9;
}

/* Blog Categories Filter */
.blog-categories {
    padding: 0 2rem 2rem;
    text-align: center;
}

.blog-category-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1rem;
}

.blog-filter {
    padding: 0.5rem 1.25rem;
    background-color: var(--light-gray);
    border: none;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark-color);
    cursor: pointer;
    transition: all 0.3s ease;
}

.blog-filter:hover, .blog-filter.active {
    background-color: var(--primary-color);
    color: white;
}

/* Blog Container Layout */
.blog-container {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem 4rem;
}

/* Featured Post */
.featured-post {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    margin-bottom: 3rem;
}

.featured-post-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.featured-post-content {
    padding: 2rem;
    display: flex;
    flex-direction: column;
}

.featured-post h2 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.post-category {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.3rem 0.8rem;
    border-radius: 30px;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.post-meta {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--gray-color);
    font-size: 0.9rem;
    flex-wrap: wrap;
}

.post-meta i {
    margin-right: 0.5rem;
}

.post-excerpt {
    margin-bottom: 1.5rem;
    color: var(--gray-color);
    line-height: 1.7;
}

.featured-post .btn-primary {
    margin-top: auto;
    align-self: flex-start;
}

/* Blog Posts Grid */
.blog-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.post-card {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.post-card:hover {
    transform: translateY(-5px);
}

.post-img {
    position: relative;
    height: 200px;
}

.post-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-img .post-category {
    position: absolute;
    bottom: 10px;
    left: 10px;
    margin-bottom: 0;
}

.post-content {
    padding: 1.5rem;
}

.post-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.post-card .post-meta {
    margin-bottom: 1rem;
}

.read-more {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.read-more:hover {
    color: var(--secondary-color);
}

/* Pagination */
.blog-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
}

.pagination-numbers {
    display: flex;
    gap: 0.5rem;
}

.pagination-numbers a, .pagination-numbers span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background-color: var(--light-gray);
    color: var(--dark-color);
    font-weight: 600;
    transition: all 0.3s ease;
}

.pagination-numbers a:hover, .pagination-numbers a.active {
    background-color: var(--primary-color);
    color: white;
}

.pagination-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    background-color: white;
    border: 1px solid var(--light-gray);
    color: var(--dark-color);
    font-weight: 600;
    transition: all 0.3s ease;
}

.pagination-btn:hover:not([disabled]) {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

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

/* Blog Sidebar */
.blog-sidebar {
    position: sticky;
    top: 100px;
    align-self: start;
}

.sidebar-widget {
    background-color: white;
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
}

.sidebar-widget h3 {
    font-size: 1.2rem;
    margin-bottom: 1.25rem;
    position: relative;
    padding-bottom: 0.75rem;
}

.sidebar-widget h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: var(--primary-color);
}

/* Search Widget */
.blog-search {
    display: flex;
    margin-bottom: 0.5rem;
}

.blog-search input {
    flex-grow: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--light-gray);
    border-radius: 4px 0 0 4px;
    font-family: var(--body-font);
}

.blog-search button {
    padding: 0.75rem 1rem;
    background-color: var(--primary-color);
    color: white;
    border-radius: 0 4px 4px 0;
    transition: background-color 0.3s ease;
}

.blog-search button:hover {
    background-color: var(--secondary-color);
}

/* Popular Posts Widget */
.popular-posts {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.popular-post {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.popular-post img {
    width: 70px;
    height: 70px;
    object-fit: cover;
    border-radius: 4px;
}

.popular-post h4 {
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
    line-height: 1.4;
}

.popular-post span {
    color: var(--gray-color);
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Categories Widget */
.category-list li {
    margin-bottom: 0.75rem;
}

.category-list a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--light-gray);
    transition: all 0.3s ease;
}

.category-list a:hover {
    color: var(--primary-color);
    padding-left: 0.5rem;
}

.category-list span {
    color: var(--gray-color);
    font-size: 0.85rem;
}

/* Newsletter Widget */
.sidebar-widget p {
    color: var(--gray-color);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.sidebar-newsletter {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.sidebar-newsletter input {
    padding: 0.75rem 1rem;
    border: 1px solid var(--light-gray);
    border-radius: 4px;
    font-family: var(--body-font);
}

.sidebar-newsletter button {
    padding: 0.75rem 1rem;
    background-color: var(--primary-color);
    color: white;
    border-radius: 4px;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

.sidebar-newsletter button:hover {
    background-color: var(--secondary-color);
}

/* Tags Widget */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag-cloud a {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    background-color: var(--light-gray);
    color: var(--dark-color);
    border-radius: 30px;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.tag-cloud a:hover {
    background-color: var(--primary-color);
    color: white;
}

/* Social Widget */
.sidebar-social {
    display: flex;
    gap: 0.75rem;
}

.sidebar-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--light-gray);
    color: var(--dark-color);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.sidebar-social a:hover {
    background-color: var(--primary-color);
    color: white;
}

/* Blog Subscribe Section */
.blog-subscribe {
    background-color: var(--primary-color);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
    margin-top: 3rem;
}

.blog-subscribe-content {
    max-width: 800px;
    margin: 0 auto;
}

.blog-subscribe h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: white;
}

.blog-subscribe p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.blog-subscribe-form {
    display: flex;
    gap: 1rem;
    max-width: 600px;
    margin: 0 auto;
    flex-wrap: wrap;
    justify-content: center;
}

.blog-subscribe-form input {
    flex: 1;
    min-width: 200px;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: 4px;
}

.blog-subscribe-form .btn-primary {
    background-color: var(--accent-color);
    border: none;
}

.blog-subscribe-form .btn-primary:hover {
    background-color: var(--dark-color);
}

/* Active Navigation Link */
.nav-links a.active {
    color: var(--primary-color);
    font-weight: 700;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .blog-hero h1 {
        font-size: 2.5rem;
    }

    .featured-post {
        grid-template-columns: 1fr;
    }

    .featured-post-img {
        height: 300px;
    }
}

@media (max-width: 768px) {
    .blog-container {
        grid-template-columns: 1fr;
    }

    .blog-hero {
        height: 300px;
    }

    .blog-hero h1 {
        font-size: 2rem;
    }

    .blog-categories {
        padding: 0 1rem 1.5rem;
    }

    .blog-category-filters {
        gap: 0.5rem;
    }

    .blog-filter {
        padding: 0.4rem 1rem;
        font-size: 0.8rem;
    }

    .featured-post-content {
        padding: 1.5rem;
    }

    .featured-post h2 {
        font-size: 1.5rem;
    }

    .blog-posts-grid {
        grid-template-columns: 1fr;
    }

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

    .blog-subscribe h2 {
        font-size: 1.75rem;
    }

    .blog-subscribe p {
        font-size: 1rem;
    }

    .blog-subscribe-form {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .blog-hero {
        height: 250px;
    }

    .blog-hero h1 {
        font-size: 1.75rem;
    }

    .blog-hero p {
        font-size: 1rem;
    }

    .post-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    .blog-pagination {
        flex-direction: column;
        gap: 1rem;
    }
}