/* =======================================
   鍗氬椤甸潰鐗瑰畾鏍峰紡
   ======================================= */

 .blog-hero {
    background: var(--bg-secondary);
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

 .blog-hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--text-primary);
    text-shadow: none;
}

 .blog-hero p {
    font-size: 1.3rem;
    color: var(--text-secondary);
    text-shadow: none;
}

.blog-section {
    padding: 60px 0;
    background: var(--bg-primary);
}

/* 鍒嗙被鏍囩 */
.category-tabs {
    display: flex;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
    justify-content: center;
}

.category-btn {
    padding: 10px 20px;
    border: 2px solid var(--border-light);
    background: transparent;
    color: var(--text-secondary);
    border-radius: 25px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.category-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: rgba(0,212,255,0.05);
}

.category-btn.active {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    box-shadow: var(--glow);
}

/* 鍗氬缃戞牸 */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.blog-card {
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 15px;
    padding: 25px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
    backdrop-filter: blur(10px);
}

.blog-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-color);
    box-shadow: 0 15px 40px rgba(0,212,255,0.15);
}

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

.blog-title {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin: 0;
    flex: 1;
    line-height: 1.4;
}

.blog-category {
    background: var(--primary-color);
    color: var(--bg-primary);
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
}

body.theme-light .blog-category,
body.theme-light .blog-category {
    background: #333;
}

body.theme-colorful .blog-category {
    background: linear-gradient(90deg, #ff6b6b, #ffd166);
}

.blog-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 15px;
    flex: 1;
}

.blog-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-light);
}

.blog-date {
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-read-more {
    background: none;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.btn-read-more:hover {
    background: var(--primary-color);
    color: var(--bg-primary);
}

body.theme-light .btn-read-more {
    border-color: #333;
    color: #333;
}

body.theme-light .btn-read-more:hover {
    background: #333;
    color: white;
}

.blog-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    background: rgba(0,212,255,0.1);
    color: var(--primary-color);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    border: 1px solid rgba(0,212,255,0.2);
}

body.theme-light .tag {
    background: #f0f0f0;
    color: #333;
    border-color: #ddd;
}

body.theme-colorful .tag {
    background: rgba(255, 107, 107, 0.1);
    color: #ff6b6b;
    border-color: rgba(255, 107, 107, 0.2);
}

/* 妯℃€佹 */
.blog-modal {
    position: fixed;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.blog-modal.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 15px;
    max-width: 800px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    padding: 40px;
    position: relative;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--primary-color);
    transform: scale(1.2);
}

.modal-header {
    margin-bottom: 30px;
    border-bottom: 2px solid var(--border-light);
    padding-bottom: 20px;
}

.modal-header h2 {
    margin: 0 0 15px;
    font-size: 2rem;
    color: var(--text-primary);
}

.modal-meta {
    display: flex;
    gap: 15px;
    align-items: center;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.modal-body {
    margin-top: 20px;
}

/* Markdown 娓叉煋鏍峰紡 */
.markdown-content {
    color: var(--text-primary);
    line-height: 1.8;
}

.markdown-content h1,
.markdown-content h2,
.markdown-content h3,
.markdown-content h4,
.markdown-content h5,
.markdown-content h6 {
    color: var(--text-primary);
    margin: 25px 0 15px;
    font-weight: 700;
}

.markdown-content h1 { font-size: 2rem; }
.markdown-content h2 { font-size: 1.75rem; border-bottom: 2px solid var(--border-light); padding-bottom: 10px; }
.markdown-content h3 { font-size: 1.5rem; }
.markdown-content h4 { font-size: 1.25rem; }

.markdown-content p {
    margin-bottom: 15px;
    color: var(--text-secondary);
}

.markdown-content a {
    color: var(--primary-color);
    text-decoration: none;
    border-bottom: 1px solid rgba(0,212,255,0.3);
    transition: var(--transition);
}

.markdown-content a:hover {
    border-bottom-color: var(--primary-color);
}

.markdown-content blockquote {
    border-left: 4px solid var(--primary-color);
    padding-left: 20px;
    margin: 20px 0;
    color: var(--text-secondary);
    font-style: italic;
}

.markdown-content code {
    background: rgba(0,212,255,0.1);
    color: var(--primary-color);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.95em;
}

.markdown-content pre {
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 15px;
    overflow-x: auto;
    margin: 15px 0;
}

.markdown-content pre code {
    background: none;
    color: var(--text-secondary);
    padding: 0;
}

.markdown-content ul,
.markdown-content ol {
    margin: 15px 0;
    padding-left: 30px;
}

.markdown-content li {
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.markdown-content table {
    border-collapse: collapse;
    width: 100%;
    margin: 20px 0;
}

.markdown-content table th,
.markdown-content table td {
    border: 1px solid var(--border-light);
    padding: 12px;
    text-align: left;
}

.markdown-content table th {
    background: var(--card-bg);
    color: var(--text-primary);
    font-weight: 600;
}

.markdown-content table td {
    color: var(--text-secondary);
}

.markdown-content hr {
    border: none;
    border-top: 2px solid var(--border-light);
    margin: 30px 0;
}

/* 浅色主题下 hr 更清晰可见 */
body.theme-light .markdown-content hr,
body.theme-colorful .markdown-content hr {
    border-top-color: #c0c0c0;
}

/* 鏃犲唴瀹规彁绀?*/
.no-content,
.error {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* 鍝嶅簲寮?*/

@media (max-width: 768px) {
    .blog-hero h1 { font-size: 2.5rem; }
    .blog-grid { grid-template-columns: 1fr; }
    .modal-content { padding: 25px; max-height: 90vh; }
    .modal-header h2 { font-size: 1.5rem; }
    .category-tabs { justify-content: flex-start; overflow-x: auto; padding-bottom: 10px; }
    .category-btn { flex-shrink: 0; }
}

body.theme-light .modal-content {
    background: white;
}

body.theme-colorful .modal-content {
    background: #f8f9fa;
}

body.theme-colorful .markdown-content a {
    color: #ff6b6b;
    border-bottom-color: rgba(255, 107, 107, 0.3);
}