:root {
    --notes-bg: #f5f6fa;
    --notes-text: #2c2c2c;
    --notes-text-light: #666;
    --notes-text-muted: #999;
    --notes-border: #e0e0e0;
    --notes-accent: #3b5998;
    --notes-card-bg: #fff;
    --notes-radius: 10px;
    --notes-shadow: 0 2px 8px rgba(0,0,0,0.06);
    --notes-shadow-hover: 0 6px 20px rgba(0,0,0,0.1);
    --notes-max-width: 720px;
    --notes-font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", sans-serif;
    --notes-serif: "Noto Serif SC", "Source Han Serif SC", Georgia, serif;
}

body {
    background: var(--notes-bg);
    color: var(--notes-text);
    font-family: var(--notes-font);
    line-height: 1.8;
    font-size: 15px;
}

a {
    color: var(--notes-accent);
    text-decoration: none;
    transition: color 0.2s;
}
a:hover {
    color: #2d4373;
    text-decoration: underline;
}

/* 顶部导航 */
header .wp-block-group {
    border-bottom: 1px solid var(--notes-border);
    background: var(--notes-card-bg);
    box-shadow: 0 1px 4px rgba(0,0,0,0.03);
}
header .wp-block-site-title a {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--notes-text);
    letter-spacing: 0.5px;
}
header nav a {
    font-size: 0.9rem;
    color: var(--notes-text-light);
}

/* 首页 */
.notes-home {
    max-width: 1000px;
    margin: 0 auto;
    padding: 50px 24px 60px;
}
.notes-page-title {
    font-size: 2rem;
    font-weight: 700;
    margin: 0 0 8px 0;
    color: var(--notes-text);
    letter-spacing: 1px;
}
.notes-subtitle {
    color: var(--notes-text-light);
    font-size: 1rem;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--notes-border);
}

/* 分类卡片网格 */
.notes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 22px;
}

/* 空状态 */
.notes-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--notes-text-muted);
    font-size: 0.95rem;
    background: var(--notes-card-bg);
    border-radius: var(--notes-radius);
    border: 2px dashed var(--notes-border);
}

/* 分类卡片 */
.notes-card {
    background: var(--notes-card-bg);
    border: 1px solid var(--notes-border);
    border-radius: var(--notes-radius);
    padding: 28px 24px;
    box-shadow: var(--notes-shadow);
    transition: all 0.25s ease;
    position: relative;
    overflow: hidden;
}
.notes-card:hover {
    box-shadow: var(--notes-shadow-hover);
    transform: translateY(-2px);
}
.notes-card a {
    color: var(--notes-text);
    text-decoration: none;
    display: block;
}

/* 卡片左侧色条 */
.notes-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
}

/* 卡片图标圆 */
.notes-card-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.notes-card h2 {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 0 0 6px 0;
    color: var(--notes-text);
}
.notes-card-count {
    font-size: 0.8rem;
    color: var(--notes-text-muted);
    margin-bottom: 8px;
}
.notes-card-desc {
    font-size: 0.85rem;
    color: var(--notes-text-light);
    line-height: 1.6;
}

/* 分类文章列表页 */
.archive main,
.search main,
.home main {
    max-width: var(--notes-max-width);
    margin: 0 auto;
    padding: 50px 24px 60px;
}
.archive .wp-block-query-title {
    font-size: 1.5rem;
    font-weight: 700;
    padding-bottom: 14px;
    margin-bottom: 30px;
    border-bottom: 2px solid var(--notes-border);
}

.archive .wp-block-post {
    border-bottom: 1px solid var(--notes-border);
    padding: 20px 0;
    transition: background 0.15s;
}
.archive .wp-block-post:hover {
    background: rgba(59,89,152,0.02);
}
.archive .wp-block-post-title a {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--notes-text);
}
.archive .wp-block-post-title a:hover {
    color: var(--notes-accent);
}
.archive .wp-block-post-date,
.archive .wp-block-post-excerpt {
    font-size: 0.88rem;
    color: var(--notes-text-light);
    margin-top: 4px;
}

/* 文章页 */
.single main {
    max-width: var(--notes-max-width);
    margin: 0 auto;
    padding: 50px 24px 80px;
}
.single .wp-block-post-title {
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 12px;
    color: var(--notes-text);
}
.single .wp-block-post-date {
    font-size: 0.85rem;
    color: var(--notes-text-muted);
    margin-bottom: 36px;
    display: block;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--notes-border);
}
.single .wp-block-post-content {
    font-family: var(--notes-serif);
    font-size: 16px;
    line-height: 1.9;
    color: #333;
}
.single .wp-block-post-content h2 {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 1.8em 0 0.6em;
    padding: 6px 0 6px 12px;
    border-left: 4px solid var(--notes-accent);
    background: linear-gradient(to right, rgba(59,89,152,0.06), transparent);
}
.single .wp-block-post-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 1.4em 0 0.5em;
    color: #444;
}
.single .wp-block-post-content p {
    margin: 0 0 1.2em;
}
.single .wp-block-post-content pre {
    background: #1e1e2e;
    color: #cdd6f4;
    border-radius: 8px;
    padding: 18px 20px;
    overflow-x: auto;
    font-size: 0.88rem;
    line-height: 1.6;
}
.single .wp-block-post-content code {
    background: #f0f0f0;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.9em;
}
.single .wp-block-post-content pre code {
    background: transparent;
    padding: 0;
}
.single .wp-block-post-content blockquote {
    border-left: 4px solid var(--notes-accent);
    margin: 1.5em 0;
    padding: 12px 24px;
    color: var(--notes-text-light);
    background: rgba(59,89,152,0.04);
    border-radius: 0 6px 6px 0;
}
.single .wp-block-post-content img {
    border-radius: 8px;
    max-width: 100%;
    height: auto;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
.single .wp-block-post-content ul,
.single .wp-block-post-content ol {
    padding-left: 1.5em;
    margin: 0 0 1.2em;
}
.single .wp-block-post-content li {
    margin-bottom: 0.4em;
}
.single .wp-block-post-content table {
    border-collapse: collapse;
    width: 100%;
    margin: 1.5em 0;
    font-size: 0.9rem;
}
.single .wp-block-post-content th,
.single .wp-block-post-content td {
    border: 1px solid var(--notes-border);
    padding: 8px 12px;
    text-align: left;
}
.single .wp-block-post-content th {
    background: #f5f5f5;
    font-weight: 600;
}

/* 隐藏冗余元素 */
.single .wp-block-post-featured-image,
.single .wp-block-post-terms,
.single .wp-block-post-navigation-link,
.single .comments-area,
.single .wp-block-comments,
.archive .wp-block-post-excerpt__more-link {
    display: none;
}

/* 页面 */
.page main {
    max-width: var(--notes-max-width);
    margin: 0 auto;
    padding: 50px 24px 80px;
}
.page .wp-block-post-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 24px;
    padding-bottom: 14px;
    border-bottom: 2px solid var(--notes-border);
}

/* 底部 */
footer.site-footer {
    border-top: 1px solid var(--notes-border) !important;
    background: var(--notes-card-bg) !important;
    padding: 28px 24px !important;
    width: 100% !important;
    display: flex !important;
    justify-content: center !important;
}
footer .footer-inner {
    max-width: var(--notes-max-width) !important;
    margin: 0 auto !important;
    text-align: center !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    flex-wrap: wrap !important;
    gap: 4px !important;
    width: 100% !important;
}
footer .footer-inner p {
    font-size: 0.82rem !important;
    color: var(--notes-text-muted) !important;
    margin: 0 !important;
    text-align: center !important;
    display: inline-block !important;
}
footer .footer-inner a {
    color: var(--notes-text-muted) !important;
}
footer .footer-inner a:hover {
    color: var(--notes-text-light) !important;
}

/* 响应式 */
@media (max-width: 600px) {
    .notes-grid {
        grid-template-columns: 1fr;
    }
    .notes-page-title {
        font-size: 1.5rem;
    }
    .single .wp-block-post-title {
        font-size: 1.4rem;
    }
}