.blog-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.platform-tabs {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
}

.tab-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    background: var(--item_bg_color);
    color: var(--main_text_color);
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    backdrop-filter: blur(var(--card_filter));
    -webkit-backdrop-filter: blur(var(--card_filter));
}

.tab-btn:hover,
.tab-btn.active {
    background: var(--purple_text_color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.blog-card {
    background: var(--item_bg_color);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(var(--card_filter));
    -webkit-backdrop-filter: blur(var(--card_filter));
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

.blog-thumbnail {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    border-radius: 8px 8px 0 0;
    overflow: hidden;
}

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

/* SVG专用样式 */
.blog-thumbnail img[src$=".svg"] {
    background: var(--item_bg_color);
    backdrop-filter: blur(var(--card_filter));
    -webkit-backdrop-filter: blur(var(--card_filter));
}

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

.blog-thumbnail::before {
    content: attr(data-platform);
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    z-index: 1;
    background: rgba(0, 0, 0, 0.6);
    color: white;
}

.blog-thumbnail[data-platform="CSDN"]::before {
    background: linear-gradient(135deg, #CE000D, #FF4D4D);
}

.blog-thumbnail[data-platform="Juejin"]::before {
    background: linear-gradient(135deg, #007FFF, #00B4FF);
}

.blog-content {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.blog-title {
    font-size: 1.1em;
    font-weight: 600;
    margin: 0 0 10px 0;
    color: var(--main_text_color);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
}

.blog-excerpt {
    font-size: 0.9em;
    color: var(--main_text_color);
    opacity: 0.8;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.5;
    flex-grow: 1;
}

.blog-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85em;
    color: var(--main_text_color);
    opacity: 0.7;
    margin-top: auto;
    padding-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.blog-date {
    display: flex;
    align-items: center;
    gap: 5px;
}

.blog-date svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

.blog-views {
    display: flex;
    align-items: center;
    gap: 5px;
}

.blog-views svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

.blog-card-image {
    width: 100%;
    height: 160px;
    object-fit: cover;
}

.blog-card-content {
    padding: 1.5rem;
}

.blog-card-platform {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.blog-card-platform.csdn {
    background: rgba(236, 72, 153, 0.1);
    color: #ec4899;
}

.blog-card-platform.juejin {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}

.blog-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 0.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-excerpt {
    color: #6b7280;
    font-size: 0.875rem;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #9ca3af;
    font-size: 0.875rem;
}

.platform-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.stat-card {
    background: var(--item_bg_color);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(var(--card_filter));
    -webkit-backdrop-filter: blur(var(--card_filter));
    transition: transform 0.3s ease;
}

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

.stat-card h3 {
    margin: 0 0 15px 0;
    color: var(--purple_text_color);
    font-size: 1.2em;
}

.stat-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.stat-item {
    text-align: center;
}

.stat-label {
    display: block;
    color: var(--main_text_color);
    font-size: 0.9em;
    margin-bottom: 5px;
    opacity: 0.8;
}

.stat-value {
    display: block;
    color: var(--purple_text_color);
    font-size: 1.5em;
    font-weight: bold;
}

.csdn {
    border-left: 4px solid #CE000D;
}

.juejin {
    border-left: 4px solid #007FFF;
}

@media screen and (max-width: 768px) {
    .blog-container {
        padding: 15px;
    }

    .platform-tabs {
        flex-wrap: wrap;
        gap: 10px;
    }

    .tab-btn {
        padding: 8px 16px;
        font-size: 14px;
    }

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

    .stat-card {
        padding: 15px;
    }

    .stat-content {
        gap: 10px;
    }

    .stat-value {
        font-size: 1.2em;
    }

    .blog-card {
        margin-bottom: 15px;
    }

    .blog-content {
        padding: 12px;
    }

    .blog-title {
        font-size: 1em;
    }

    .blog-excerpt {
        font-size: 0.85em;
        -webkit-line-clamp: 2;
    }

    .blog-meta {
        font-size: 0.8em;
    }
}

.article-thumbnail {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 比例 */
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--accent-color) 100%);
    border-radius: 8px;
    overflow: hidden;
}

.article-thumbnail::before {
    content: "Article";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 1.2em;
    font-weight: 500;
}

/* 社交媒体图标样式 */
.social-sidebar {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 100;
}

.social-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: 50%;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.social-icon:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.social-icon svg {
    width: 24px;
    height: 24px;
}

@media (max-width: 768px) {
    .social-sidebar {
        position: static;
        flex-direction: row;
        justify-content: center;
        margin: 20px 0;
        transform: none;
    }
}