/* ===== 博客页面样式 ===== */

.blog-container {
    position: relative;
    z-index: 2;
    width: min(820px, 100%);
    margin: 0 auto;
    padding: 0 16px;
}

.blog-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 40px 0 32px;
    gap: 16px;
}

.blog-back {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.25s ease;
    flex-shrink: 0;
}

.blog-back:hover {
    color: var(--text);
}

.blog-back svg {
    width: 18px;
    height: 18px;
}

.blog-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text);
    font-family: 'ZQKNNY', -apple-system, BlinkMacSystemFont, 'PingFang SC', sans-serif;
    letter-spacing: 1px;
    flex: 1;
    text-align: center;
}

/* ===== 文章列表 ===== */
.blog-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.blog-loading,
.blog-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
    font-size: 15px;
}

.blog-empty svg {
    width: 48px;
    height: 48px;
    margin-bottom: 12px;
    opacity: 0.4;
}

.blog-empty p {
    margin: 0;
}

.blog-card {
    background: var(--card-bg);
    backdrop-filter: blur(var(--glass-blur)) saturate(120%);
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(120%);
    border-radius: 14px;
    border: 1px solid var(--card-border);
    padding: 24px 28px;
    cursor: pointer;
    transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
    box-shadow: var(--card-shadow);
}

.blog-card:hover {
    background: var(--card-bg-hover);
    border-color: var(--card-border-hover);
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-2px);
}

.blog-card-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text);
    margin: 0 0 8px;
    line-height: 1.4;
}

.blog-card-meta {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.blog-card-excerpt {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
    margin: 0 0 12px;
}

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

.blog-tag {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 999px;
    background: var(--tag-bg);
    border: 1px solid var(--tag-border);
    color: var(--text-muted);
    font-size: 12px;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.blog-tag:hover {
    background: var(--tag-hover-bg);
    border-color: var(--tag-hover-border);
    color: var(--text);
}

/* ===== 文章详情 ===== */
.blog-detail {
    max-width: 780px;
    margin: 0 auto;
}

.blog-detail-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 999px;
    padding: 8px 18px;
    color: var(--text-muted);
    font-size: 13px;
    cursor: pointer;
    margin-bottom: 24px;
    transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.blog-detail-back:hover {
    background: var(--card-bg-hover);
    border-color: var(--card-border-hover);
    color: var(--text);
}

.blog-detail-back svg {
    width: 16px;
    height: 16px;
}

.blog-article {
    background: var(--card-bg);
    backdrop-filter: blur(var(--glass-blur)) saturate(120%);
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(120%);
    border-radius: 16px;
    border: 1px solid var(--card-border);
    padding: 36px 32px;
    box-shadow: var(--card-shadow);
}

.blog-article-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 12px;
    line-height: 1.4;
}

.blog-article-meta {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.blog-article .blog-tags {
    margin-bottom: 24px;
}

.blog-article-content {
    font-size: 15px;
    color: var(--text);
    line-height: 1.9;
    word-break: break-word;
    overflow-wrap: break-word;
}

.blog-article-content h1,
.blog-article-content h2,
.blog-article-content h3 {
    margin: 28px 0 14px;
    color: var(--text);
}

.blog-article-content h1 { font-size: 24px; }
.blog-article-content h2 { font-size: 20px; }
.blog-article-content h3 { font-size: 17px; }

.blog-article-content p {
    margin: 0 0 16px;
}

.blog-article-content pre {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    padding: 16px 20px;
    overflow-x: auto;
    margin: 16px 0;
    font-size: 13px;
    line-height: 1.6;
    border: 1px solid var(--card-border);
}

.blog-article-content code {
    font-family: 'Consolas', 'Courier New', monospace;
    background: rgba(0, 0, 0, 0.2);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
}

.blog-article-content pre code {
    background: none;
    padding: 0;
}

.blog-article-content blockquote {
    border-left: 3px solid var(--accent);
    margin: 16px 0;
    padding: 8px 16px;
    color: var(--text-muted);
    background: rgba(var(--accent-rgb), 0.05);
    border-radius: 0 8px 8px 0;
}

.blog-article-content a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.blog-article-content ul,
.blog-article-content ol {
    margin: 12px 0;
    padding-left: 24px;
}

.blog-article-content li {
    margin: 6px 0;
}

.blog-article-content img {
    max-width: 100%;
    border-radius: 10px;
    margin: 16px 0;
}

.blog-article-content hr {
    border: none;
    border-top: 1px solid var(--card-border);
    margin: 24px 0;
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
    .blog-header {
        padding: 24px 0 20px;
    }

    .blog-title {
        font-size: 22px;
    }

    .blog-card {
        padding: 20px;
    }

    .blog-card-title {
        font-size: 17px;
    }

    .blog-article {
        padding: 24px 20px;
    }

    .blog-article-title {
        font-size: 22px;
    }
}

/* ===== 主题切换按钮（博客页） ===== */
.blog-header .theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--card-border);
    background: var(--card-bg);
    color: var(--text-muted);
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease, transform 0.2s ease;
    position: relative;
}

.blog-header .theme-toggle:hover {
    background: var(--card-bg-hover);
    border-color: var(--card-border-hover);
    color: var(--text);
    transform: scale(1.1);
}

.blog-header .theme-toggle svg {
    width: 20px;
    height: 20px;
    position: absolute;
    transition: opacity 0.3s ease, transform 0.4s ease;
}

.theme-icon-sun { opacity: 1; transform: rotate(0deg); }
.theme-icon-moon { opacity: 0; transform: rotate(-90deg); }
[data-theme="light"] .theme-icon-sun { opacity: 0; transform: rotate(90deg); }
[data-theme="light"] .theme-icon-moon { opacity: 1; transform: rotate(0deg); }