/* ===== 博客页面样式 ===== */

.blog-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 60px 0;
    text-align: center;
}

.blog-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.blog-header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* ===== 博客容器 ===== */
.blog-container {
    padding: 3rem 20px;
}

.blog-container .container {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 2rem;
}

/* ===== 博客主内容 ===== */
.blog-main {
    min-height: calc(100vh - 400px);
}

/* ===== 博客文章 ===== */
.blog-post {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 2rem;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
}

.blog-post:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* ===== 文章头部 ===== */
.post-header {
    margin-bottom: 1rem;
}

.post-header h2 {
    font-size: 1.8rem;
    margin-bottom: 0.75rem;
    color: var(--dark-color);
}

.post-title-link {
    text-decoration: none;
    color: var(--dark-color);
    transition: color 0.3s ease;
}

.post-title-link:hover {
    color: var(--primary-color);
}

/* ===== 文章元数据 ===== */
.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-color);
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.post-date,
.post-author {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.post-category {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    display: inline-block;
    background-color: var(--light-color);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    text-decoration: none;
    font-size: 0.85rem;
    transition: all 0.3s ease;
}

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

/* ===== 文章摘要 ===== */
.post-excerpt {
    margin: 1.5rem 0;
}

.post-excerpt p {
    color: var(--text-color);
    line-height: 1.8;
}

/* ===== 文章底部 ===== */
.post-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 1rem;
}

.read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

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

.read-time {
    color: var(--text-color);
    font-size: 0.9rem;
}

/* ===== 侧边栏 ===== */
.blog-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.sidebar-widget {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.sidebar-widget h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
}

/* ===== 搜索输入 ===== */
.search-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* ===== 热门文章 ===== */
.popular-posts {
    list-style: none;
}

.popular-posts li {
    margin-bottom: 0.75rem;
}

.popular-posts a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    display: block;
    padding: 0.5rem;
    border-radius: 0.375rem;
}

.popular-posts a:hover {
    color: var(--primary-color);
    background-color: var(--light-color);
    padding-left: 0.75rem;
}

/* ===== 分类 ===== */
.categories {
    list-style: none;
}

.categories li {
    margin-bottom: 0.75rem;
}

.categories a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    display: block;
    padding: 0.5rem;
    border-radius: 0.375rem;
}

.categories a:hover {
    color: var(--primary-color);
    background-color: var(--light-color);
    padding-left: 0.75rem;
}

/* ===== 标签云 ===== */
.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag-item {
    display: inline-block;
    background-color: var(--light-color);
    color: var(--text-color);
    padding: 0.4rem 0.8rem;
    border-radius: 1rem;
    text-decoration: none;
    font-size: 0.85rem;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.tag-item:hover {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* ===== 分页 ===== */
.pagination-section {
    padding: 2rem 0;
    background-color: var(--light-color);
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.page-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border: 2px solid var(--primary-color);
    border-radius: 0.375rem;
    transition: all 0.3s ease;
}

.page-link:hover {
    background-color: var(--primary-color);
    color: white;
}

.page-link.disabled {
    color: var(--border-color);
    border-color: var(--border-color);
    cursor: not-allowed;
}

.page-link.disabled:hover {
    background-color: transparent;
    color: var(--border-color);
}

.page-info {
    color: var(--text-color);
    font-weight: 500;
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
    .blog-header h1 {
        font-size: 2rem;
    }

    .blog-container {
        padding: 2rem 16px;
    }

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

    .blog-sidebar {
        position: static;
    }

    .post-footer {
        flex-direction: column;
        align-items: flex-start;
    }

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

    .pagination {
        gap: 1rem;
    }

    .sidebar-widget {
        margin-bottom: 1rem;
    }
}

@media (max-width: 480px) {
    .blog-container {
        padding: 1.5rem 12px;
    }

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

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

    .blog-post {
        padding: 1.5rem;
    }

    .post-header h2 {
        font-size: 1.4rem;
    }
}