/*
Theme Name: SimplyRead
Description: 一款极简、优雅的博客主题
Theme URI: https://github.com/simplyread/simplyread
Author: SimplyRead Team
Author URI: https://simplyread.com
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: simplyread
*/

:root {
  --bg: oklch(0.8865 0.0229 87.16);
  --text: oklch(0.25 0 0);
  --text-secondary: oklch(0.41 0 0);
  --text-muted: oklch(0.55 0 0);
  --border: oklch(0.78 0.015 87.16);
  --border-light: oklch(0.83 0.018 87.16);
  --accent: oklch(0.52 0.15 25);
  --accent-hover: oklch(0.45 0.14 25);
  --accent-bg: oklch(0.92 0.03 87.16);
  --link: oklch(0.48 0.16 25);
  --link-hover: oklch(0.38 0.14 25);
  --card-bg: oklch(0.92 0.015 87.16);
  --card-hover: oklch(0.94 0.018 87.16);
  --code-bg: oklch(0.84 0.015 87.16);
  --tag-bg: oklch(0.85 0.025 87.16);
  --tag-text: oklch(0.48 0 0);
  --overlay: oklch(0 0 0 / 0.6);
  --shadow: 0 1px 3px oklch(0 0 0 / 0.08);
  --shadow-lg: 0 4px 16px oklch(0 0 0 / 0.12);
  --radius: 8px;
  --radius-sm: 4px;
  --max-width: 823px;
  --header-height: 64px;
  --font-heading: Snell-Black, EarlySummer-Subset, EarlySummer, ui-serif, Georgia, "Noto Serif SC", "Source Han Serif SC", "STSong", serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", "Courier New", monospace;
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
}

@media (prefers-color-scheme: dark) {
  :root:not(.light) {
    --bg: oklch(0.18 0.008 87.16);
    --text: oklch(0.88 0.01 87.16);
    --text-secondary: oklch(0.62 0.01 87.16);
    --text-muted: oklch(0.48 0.01 87.16);
    --border: oklch(0.28 0.01 87.16);
    --border-light: oklch(0.24 0.008 87.16);
    --accent: oklch(0.68 0.12 25);
    --accent-hover: oklch(0.75 0.13 25);
    --accent-bg: oklch(0.22 0.02 87.16);
    --link: oklch(0.65 0.13 25);
    --link-hover: oklch(0.75 0.14 25);
    --card-bg: oklch(0.21 0.01 87.16);
    --card-hover: oklch(0.24 0.012 87.16);
    --code-bg: oklch(0.23 0.01 87.16);
    --tag-bg: oklch(0.25 0.015 87.16);
    --tag-text: oklch(0.62 0 0);
    --overlay: oklch(0 0 0 / 0.75);
    --shadow: 0 1px 3px oklch(0 0 0 / 0.3);
    --shadow-lg: 0 4px 16px oklch(0 0 0 / 0.4);
  }
}

/* 手动切换暗色（点击主题按钮添加 html.dark 类） */
html.dark {
  --bg: oklch(0.18 0.008 87.16);
  --text: oklch(0.88 0.01 87.16);
  --text-secondary: oklch(0.62 0.01 87.16);
  --text-muted: oklch(0.48 0.01 87.16);
  --border: oklch(0.28 0.01 87.16);
  --border-light: oklch(0.24 0.008 87.16);
  --accent: oklch(0.68 0.12 25);
  --accent-hover: oklch(0.75 0.13 25);
  --accent-bg: oklch(0.22 0.02 87.16);
  --link: oklch(0.65 0.13 25);
  --link-hover: oklch(0.75 0.14 25);
  --card-bg: oklch(0.21 0.01 87.16);
  --card-hover: oklch(0.24 0.012 87.16);
  --code-bg: oklch(0.23 0.01 87.16);
  --tag-bg: oklch(0.25 0.015 87.16);
  --tag-text: oklch(0.62 0 0);
  --overlay: oklch(0 0 0 / 0.75);
  --shadow: 0 1px 3px oklch(0 0 0 / 0.3);
  --shadow-lg: 0 4px 16px oklch(0 0 0 / 0.4);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg, video, canvas, iframe { display: block; max-width: 100%; height: auto; }
a { color: var(--link); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--link-hover); }
ul, ol { list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; border: none; outline: none; background: transparent; }
button { cursor: pointer; }
table { border-collapse: collapse; width: 100%; }
blockquote, figure { margin: 0; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); font-weight: 600; line-height: 1.3; color: var(--text); }

.site-container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--bg); border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  height: var(--header-height);
}

.header-inner {
  max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between; height: 100%;
}

.site-branding { display: flex; align-items: center; gap: 12px; }
.custom-logo-link img { height: 36px; width: auto; }
.site-title {
  font-family: var(--font-heading); font-size: 1.35rem; font-weight: 700;
  color: var(--text); letter-spacing: -0.01em;
}
.site-title a { color: inherit; }
.site-description { font-size: 0.8rem; color: var(--text-muted); display: none; }

.primary-menu { display: flex; align-items: center; gap: 28px; }
.primary-menu a { font-size: 0.9rem; color: var(--text-secondary); transition: color var(--transition-fast); position: relative; }
.primary-menu a:hover, .primary-menu .current-menu-item > a { color: var(--text); }
.primary-menu a::after {
  content: ""; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px;
  background: var(--accent); transition: width var(--transition-fast);
}
.primary-menu a:hover::after, .primary-menu .current-menu-item > a::after { width: 100%; }

.sub-nav {
  display: flex; align-items: center; gap: 0; font-size: 0.85rem;
  color: var(--text-muted); padding: 12px 0; border-bottom: 1px solid var(--border-light); margin-bottom: 32px;
  flex-wrap: wrap;
}
.sub-nav a { color: var(--text-muted); transition: color var(--transition-fast); }
.sub-nav a:hover { color: var(--text); }
.sub-nav .sep { color: var(--border); margin: 0 8px; user-select: none; }

.mobile-menu-toggle {
  display: none; width: 40px; height: 40px; align-items: center; justify-content: center;
  font-size: 1.3rem; color: var(--text); cursor: pointer; border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}
.mobile-menu-toggle:hover { background: var(--accent-bg); }

.mobile-menu-panel {
  display: none; position: fixed; top: var(--header-height); left: 0; right: 0; bottom: 0;
  background: var(--bg); z-index: 99; padding: 24px; overflow-y: auto;
}
.mobile-menu-panel.active { display: block; }
.mobile-menu-panel a {
  display: block; padding: 14px 0; font-size: 1.05rem; color: var(--text);
  border-bottom: 1px solid var(--border-light);
}

.article-list { padding: 40px 0; }
.article-item {
  padding: 28px 0; border-bottom: 1px solid var(--border-light);
  transition: opacity var(--transition-fast);
}
.article-item:first-child { padding-top: 0; }
.article-item:hover { opacity: 0.85; }
.article-header-row { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.article-title {
  font-family: var(--font-heading); font-size: 1.3rem; font-weight: 600;
  line-height: 1.4; flex: 1; min-width: 0;
}
.article-title a { color: var(--text); }
.article-title a:hover { color: var(--link); }
.article-meta-right {
  display: flex; align-items: center; gap: 10px; font-size: 0.8rem;
  color: var(--text-muted); white-space: nowrap; flex-shrink: 0;
}
.article-meta-right .sep { color: var(--border); }
.article-excerpt { margin-top: 10px; font-size: 0.92rem; color: var(--text-secondary); line-height: 1.7; }
.article-tags { margin-top: 12px; display: flex; gap: 8px; flex-wrap: wrap; }
.article-tags a {
  display: inline-block; padding: 2px 10px; font-size: 0.75rem;
  background: var(--tag-bg); color: var(--tag-text); border-radius: var(--radius-sm);
  transition: background var(--transition-fast), color var(--transition-fast);
}
.article-tags a:hover { background: var(--accent); color: #fff; }

.entry-title { font-family: var(--font-heading); font-size: 2rem; font-weight: 700; line-height: 1.3; }
.entry-header { margin-bottom: 28px; }
.page-header { margin-bottom: 28px; }
.page-title { font-family: var(--font-heading); font-size: 1.8rem; font-weight: 700; line-height: 1.3; }
.page-content { font-size: 1.02rem; line-height: 1.85; color: var(--text); }
.page-content p { margin-bottom: 1.4em; }
.single-post { padding: 48px 0; }
.single-post .entry-header { margin-bottom: 36px; text-align: center; }
.single-post .entry-title {
  font-family: var(--font-heading); font-size: 2rem; font-weight: 700;
  line-height: 1.3; margin-bottom: 16px;
}
.single-post .entry-meta {
  font-size: 0.85rem; color: var(--text-muted); display: flex;
  align-items: center; justify-content: center; gap: 8px; flex-wrap: wrap;
}
.single-post .entry-meta .sep { color: var(--border); }

.entry-content {
  font-size: 1.02rem; line-height: 1.85; color: var(--text);
}
.entry-content p { margin-bottom: 1.4em; }
.entry-content h1, .entry-content h2, .entry-content h3, .entry-content h4, .entry-content h5, .entry-content h6 {
  margin: 2em 0 0.8em; font-weight: 600;
}
.entry-content h1 { font-size: 1.8rem; }
.entry-content h2 { font-size: 1.5rem; }
.entry-content h3 { font-size: 1.25rem; }
.entry-content h4 { font-size: 1.1rem; }
.entry-content a { text-decoration: underline; text-underline-offset: 3px; }
.entry-content ul, .entry-content ol { margin: 0 0 1.4em; padding-left: 1.5em; }
.entry-content ul { list-style: disc; }
.entry-content ol { list-style: decimal; }
.entry-content li { margin-bottom: 0.4em; }
.entry-content img { border-radius: var(--radius); margin: 1.6em auto; }
.entry-content figure { margin: 1.6em 0; }
.entry-content figcaption { font-size: 0.85rem; color: var(--text-muted); text-align: center; margin-top: 0.6em; }
.entry-content blockquote {
  margin: 1.6em 0; padding: 16px 20px; border-left: 4px solid var(--accent);
  background: var(--card-bg); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-secondary); font-style: italic;
}
.entry-content blockquote p:last-child { margin-bottom: 0; }
.entry-content code {
  font-family: var(--font-mono); font-size: 0.88em;
  background: var(--code-bg); padding: 2px 6px; border-radius: var(--radius-sm);
}
.entry-content pre {
  margin: 1.6em 0; padding: 20px; background: var(--code-bg); border-radius: var(--radius);
  overflow-x: auto; font-family: var(--font-mono); font-size: 0.88rem;
  line-height: 1.6; border: 1px solid var(--border-light);
}
.entry-content pre code { background: none; padding: 0; font-size: inherit; }
.entry-content table { margin: 1.6em 0; }
.entry-content th, .entry-content td {
  padding: 10px 14px; border: 1px solid var(--border); text-align: left;
}
.entry-content th { background: var(--card-bg); font-weight: 600; }
.entry-content hr { border: none; border-top: 1px solid var(--border); margin: 2em 0; }

.entry-content .wp-caption { max-width: 100%; }
.entry-content .wp-caption-text { font-size: 0.85rem; color: var(--text-muted); text-align: center; margin-top: 0.4em; }

.post-navigation {
  margin-top: 48px; padding-top: 28px; border-top: 1px solid var(--border-light);
  display: flex; justify-content: space-between; gap: 16px; font-size: 0.9rem;
}
.post-navigation a { color: var(--text-secondary); transition: color var(--transition-fast); }
.post-navigation a:hover { color: var(--text); }
.post-navigation .nav-label { font-size: 0.75rem; color: var(--text-muted); display: block; margin-bottom: 2px; }

.comments-area { margin-top: 56px; }
.comments-title { font-family: var(--font-heading); font-size: 1.3rem; margin-bottom: 24px; }
.comment-list { list-style: none; }
.comment { padding: 20px 0; border-bottom: 1px solid var(--border-light); }
.comment-body { display: flex; gap: 14px; }
.comment-author .avatar { border-radius: 50%; width: 42px; height: 42px; }
.comment-author .fn { font-weight: 600; font-size: 0.95rem; }
.comment-meta { font-size: 0.8rem; color: var(--text-muted); margin-top: 2px; }
.comment-meta a { color: var(--text-muted); }
.comment-content { margin-top: 8px; font-size: 0.95rem; line-height: 1.7; }
.comment-content p { margin-bottom: 0.6em; }
.comment-reply-link { font-size: 0.8rem; color: var(--text-muted); margin-top: 6px; display: inline-block; }
.children { margin-left: 36px; margin-top: 12px; }

.comment-respond { margin-top: 36px; }
.comment-reply-title { font-family: var(--font-heading); font-size: 1.15rem; margin-bottom: 16px; }
.comment-form { display: flex; flex-direction: column; gap: 14px; }
.comment-form input, .comment-form textarea {
  padding: 10px 14px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--card-bg); transition: border-color var(--transition-fast);
}
.comment-form input:focus, .comment-form textarea:focus { border-color: var(--accent); }
.comment-form textarea { min-height: 120px; resize: vertical; }
.comment-form .submit {
  align-self: flex-start; padding: 8px 22px; background: var(--accent);
  color: #fff; border-radius: var(--radius-sm); cursor: pointer;
  transition: background var(--transition-fast);
}
.comment-form .submit:hover { background: var(--accent-hover); }

.private-comment {
  position: relative; opacity: 0.7;
  background: var(--card-bg); border-left: 3px dashed var(--border); border-radius: var(--radius-sm);
  padding: 14px 18px;
}
.private-comment::before {
  content: "🔒 私密"; display: block; font-size: 0.75rem;
  color: var(--text-muted); margin-bottom: 6px; font-family: var(--font-body);
}

.reply-to-see-lock {
  text-align: center; padding: 28px 20px; margin: 20px 0;
  background: var(--card-bg); border: 1px dashed var(--border); border-radius: var(--radius);
  color: var(--text-muted); font-size: 0.92rem;
  cursor: pointer; transition: background var(--transition-fast), border-color var(--transition-fast);
}
.reply-to-see-lock:hover { background: var(--card-hover); border-color: var(--accent); }
.reply-to-see-lock .lock-icon { font-size: 1.6rem; display: block; margin-bottom: 8px; }
.reply-to-see-lock .lock-tip { margin: 0; font-size: 0.92rem; }
.reply-to-see-lock .lock-button {
  display: inline-block; margin-top: 14px; padding: 8px 22px;
  background: var(--accent); color: #fff; border-radius: var(--radius-sm);
  font-size: 0.9rem; transition: background var(--transition-fast);
}
.reply-to-see-lock .lock-button:hover { background: var(--accent-hover); color: #fff; }
.reply-to-see-content { display: none; padding-top: 12px; }
.reply-to-see-content.unlocked { display: block; }

.search-form { display: flex; gap: 8px; max-width: 480px; margin: 20px 0; }
.search-form input {
  flex: 1; padding: 10px 16px; border: 1px solid var(--border);
  border-radius: var(--radius); background: var(--card-bg);
  transition: border-color var(--transition-fast);
}
.search-form input:focus { border-color: var(--accent); }
.search-form button {
  padding: 10px 20px; background: var(--accent); color: #fff;
  border-radius: var(--radius); transition: background var(--transition-fast);
}
.search-form button:hover { background: var(--accent-hover); }

.error-404 { text-align: center; padding: 80px 24px; }
.error-404 .page-title { font-family: var(--font-heading); font-size: 4rem; font-weight: 700; color: var(--text-muted); }
.error-404 .page-content { margin-top: 16px; color: var(--text-secondary); font-size: 1.05rem; }
.error-404 .page-content a { text-decoration: underline; }

.archive-header { padding: 36px 0 20px; }
.archive-title { font-family: var(--font-heading); font-size: 1.6rem; }
.archive-description { color: var(--text-secondary); font-size: 0.92rem; margin-top: 6px; }

.pagination {
  display: flex; align-items: center; justify-content: center; gap: 8px; padding: 40px 0;
}
.pagination .page-numbers {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 36px; height: 36px; padding: 0 10px; font-size: 0.88rem;
  color: var(--text-secondary); border: 1px solid var(--border); border-radius: var(--radius-sm);
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.pagination .page-numbers:hover { background: var(--card-bg); border-color: var(--accent); }
.pagination .page-numbers.current { background: var(--accent); color: #fff; border-color: var(--accent); }
.pagination .page-numbers.dots { border-color: transparent; }

.suiyu-list { padding: 20px 0; }
.suiyu-item {
  padding: 16px 0; border-bottom: 1px solid var(--border-light);
  display: flex; gap: 14px; align-items: flex-start;
}
.suiyu-item .suiyu-avatar { width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0; }
.suiyu-item .suiyu-content { flex: 1; font-size: 0.92rem; color: var(--text-secondary); line-height: 1.7; }
.suiyu-item .suiyu-time { font-size: 0.75rem; color: var(--text-muted); margin-top: 4px; }

.interest-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px; padding: 20px 0;
}
.interest-card {
  padding: 20px 16px; text-align: center; background: var(--card-bg);
  border-radius: var(--radius); transition: background var(--transition-fast), transform var(--transition-fast);
  border: 1px solid var(--border-light);
}
.interest-card:hover { background: var(--card-hover); transform: translateY(-2px); }
.interest-card .interest-icon { font-size: 1.8rem; margin-bottom: 8px; }
.interest-card .interest-name { font-size: 0.9rem; color: var(--text); font-weight: 500; }

.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; padding: 20px 0; }
.tag-cloud-list { display: flex; flex-wrap: wrap; gap: 10px; width: 100%; }
.tag-cloud a {
  display: inline-block; padding: 4px 14px; background: var(--tag-bg);
  color: var(--tag-text); border-radius: var(--radius-sm); font-size: 0.82rem;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.tag-cloud a:hover { background: var(--accent); color: #fff; }

.photos-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px; padding: 20px 0;
}
.photos-grid .photo-item {
  position: relative; border-radius: var(--radius); overflow: hidden;
  aspect-ratio: 1; cursor: pointer;
}
.photos-grid .photo-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--transition-normal);
}
.photos-grid .photo-item:hover img { transform: scale(1.06); }
.photos-grid .photo-item .photo-overlay {
  position: absolute; inset: 0; background: var(--overlay); opacity: 0;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 0.85rem; transition: opacity var(--transition-normal);
}
.photos-grid .photo-item:hover .photo-overlay { opacity: 1; }

.music-list { padding: 20px 0; }
.music-item {
  display: flex; align-items: center; gap: 14px; padding: 14px 0;
  border-bottom: 1px solid var(--border-light); transition: background var(--transition-fast);
}
.music-item:hover { background: var(--card-bg); margin: 0 -12px; padding-left: 12px; padding-right: 12px; border-radius: var(--radius-sm); }
.music-item .music-cover { width: 48px; height: 48px; border-radius: var(--radius-sm); object-fit: cover; flex-shrink: 0; }
.music-item .music-info { flex: 1; min-width: 0; }
.music-item .music-title { font-size: 0.92rem; color: var(--text); font-weight: 500; }
.music-item .music-artist { font-size: 0.8rem; color: var(--text-muted); margin-top: 2px; }
.music-item .music-play { color: var(--text-muted); cursor: pointer; font-size: 1.1rem; transition: color var(--transition-fast); }
.music-item .music-play:hover { color: var(--accent); }

.links-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px; padding: 20px 0;
}
.links-card {
  display: flex; align-items: center; gap: 12px; padding: 14px;
  background: var(--card-bg); border-radius: var(--radius);
  border: 1px solid var(--border-light); transition: background var(--transition-fast), transform var(--transition-fast);
}
.links-card:hover { background: var(--card-hover); transform: translateY(-1px); }
.links-card .links-avatar { width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0; }
.links-card .links-info { min-width: 0; }
.links-card .links-name { font-size: 0.9rem; color: var(--text); font-weight: 500; }
.links-card .links-desc { font-size: 0.75rem; color: var(--text-muted); margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.sidebar-buttons {
  position: fixed; right: 20px; bottom: 100px; z-index: 90;
  display: flex; flex-direction: column; gap: 8px;
}
.sidebar-buttons .side-btn {
  width: 42px; height: 42px; border-radius: 50%; background: var(--card-bg);
  color: var(--text-secondary); display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; box-shadow: var(--shadow); transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
  border: 1px solid var(--border-light);
}
.sidebar-buttons .side-btn:hover { background: var(--accent); color: #fff; transform: scale(1.08); }
.sidebar-buttons .button-separator { width: 30px; height: 1px; background: var(--border); margin: 4px auto; }

.ai-chat-fab {
  position: fixed; right: 20px; bottom: 40px; z-index: 91;
  width: 52px; height: 52px; border-radius: 50%; background: var(--accent);
  color: #fff; font-size: 1.4rem; display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lg); cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}
.ai-chat-fab:hover { background: var(--accent-hover); transform: scale(1.08); }

.ai-chat-window {
  display: none; position: fixed; right: 20px; bottom: 100px; z-index: 92;
  width: 360px; height: 480px; max-height: calc(100vh - 140px);
  background: var(--bg); border-radius: var(--radius); box-shadow: var(--shadow-lg);
  border: 1px solid var(--border); flex-direction: column; overflow: hidden;
}
.ai-chat-window.active { display: flex; }
.ai-chat-window .chat-header {
  padding: 14px 18px; border-bottom: 1px solid var(--border);
  font-weight: 600; font-size: 0.95rem; display: flex; align-items: center; justify-content: space-between;
}
.ai-chat-window .chat-header .chat-close { cursor: pointer; color: var(--text-muted); font-size: 1.1rem; }
.ai-chat-window .chat-body { flex: 1; padding: 16px; overflow-y: auto; font-size: 0.88rem; color: var(--text-secondary); display: flex; flex-direction: column; }
.ai-chat-window .chat-input-area {
  padding: 12px 16px; border-top: 1px solid var(--border); display: flex; gap: 8px;
}
.ai-chat-window .chat-input-area input {
  flex: 1; padding: 8px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--card-bg); font-size: 0.88rem;
}
.ai-chat-window .chat-input-area button {
  padding: 8px 16px; background: var(--accent); color: #fff;
  border-radius: var(--radius-sm); font-size: 0.85rem; cursor: pointer;
}

.site-footer {
  margin-top: 64px; padding: 36px 24px; border-top: 1px solid var(--border);
  text-align: center; font-size: 0.82rem; color: var(--text-muted);
}
.footer-badges {
  display: flex; align-items: center; justify-content: center; gap: 16px;
  margin-bottom: 14px; flex-wrap: wrap;
}
.footer-badges img { height: 20px; width: auto; opacity: 0.7; transition: opacity var(--transition-fast); }
.footer-badges img:hover { opacity: 1; }
.footer-icp { margin-top: 8px; }
.footer-icp a { color: var(--text-muted); }
.footer-links { margin-top: 10px; display: flex; gap: 6px; justify-content: center; flex-wrap: wrap; color: var(--text-muted); }
.footer-links a { color: var(--text-muted); }
.footer-links a:hover { color: var(--accent); }
.footer-badge { display: inline-flex; color: var(--text-muted); opacity: 0.7; transition: opacity var(--transition-fast); }
.footer-badge:hover { opacity: 1; }
.footer-copyright { margin-top: 12px; color: var(--text-muted); }
.footer-built-with { margin-top: 6px; color: var(--text-muted); font-size: 0.78rem; }

.alignleft { float: left; margin: 0.5em 1.5em 1em 0; }
.alignright { float: right; margin: 0.5em 0 1em 1.5em; }
.aligncenter { display: block; margin-left: auto; margin-right: auto; }
.alignnone { margin: 0.5em 0 1em; }
.wp-block-image img { border-radius: var(--radius); }
.wp-block-gallery {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px; margin: 1.6em 0;
}
.wp-block-gallery .blocks-gallery-item { margin: 0; }
.wp-block-gallery img { border-radius: var(--radius); width: 100%; height: auto; }

@media (max-width: 822px) {
  .site-nav {
    position: absolute; top: var(--header-height); left: 0; right: 0;
    background: var(--bg); border-bottom: 1px solid var(--border);
    flex-direction: column; align-items: stretch;
    padding: 0 18px; max-height: 0; overflow: hidden;
    transition: max-height var(--transition-normal);
    box-shadow: var(--shadow); z-index: 99;
  }
  .site-nav.active { max-height: 75vh; overflow-y: auto; padding: 8px 18px 16px; }
  .primary-menu { display: flex; flex-direction: column; gap: 0; align-items: stretch; }
  .primary-menu li { border-bottom: 1px solid var(--border-light); }
  .primary-menu a { padding: 14px 0; display: block; }
  .primary-menu a::after { display: none; }
  .mobile-menu-toggle { display: flex; }
  .site-title { font-size: 1.2rem; }
  .single-post .entry-title { font-size: 1.6rem; }
  .article-header-row { flex-direction: column; gap: 6px; }
  .article-meta-right { font-size: 0.78rem; }
  .ai-chat-window { width: 300px; right: 10px; bottom: 90px; }
  .sidebar-buttons { right: 10px; bottom: 90px; }
  .ai-chat-fab { right: 10px; bottom: 30px; }
  .photos-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
  .links-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
  .interest-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }
  .site-container { padding: 0 18px; }
}

@media (max-width: 480px) {
  .single-post .entry-title { font-size: 1.35rem; }
  .article-title { font-size: 1.1rem; }
  .entry-content { font-size: 0.95rem; }
  .entry-content blockquote { padding: 12px 16px; }
  .entry-content pre { padding: 14px; font-size: 0.82rem; }
  .pagination .page-numbers { min-width: 32px; height: 32px; font-size: 0.82rem; }
  .search-form { flex-direction: column; }
  .photos-grid { grid-template-columns: repeat(2, 1fr); }
  .links-grid { grid-template-columns: repeat(2, 1fr); }
  .interest-grid { grid-template-columns: repeat(2, 1fr); }
  .ai-chat-window { width: calc(100vw - 20px); right: 10px; left: 10px; height: 400px; }
  .sidebar-buttons { right: 8px; bottom: 80px; }
  .sidebar-buttons .side-btn { width: 36px; height: 36px; font-size: 0.95rem; }
  .ai-chat-fab { right: 8px; bottom: 24px; width: 44px; height: 44px; }
  .site-container { padding: 0 14px; }
  .children { margin-left: 20px; }
  .error-404 .page-title { font-size: 3rem; }
}

/* --- 侧边按钮组（包裹浮层按钮的容器） --- */
.sidebar-buttons .button-group {
  display: flex; flex-direction: column; gap: 8px; align-items: center;
}

/* --- 全站搜索浮层 --- */
.search-overlay {
  display: none; position: fixed; inset: 0; z-index: 200;
  background: var(--overlay);
  align-items: flex-start; justify-content: center; padding-top: 120px;
  opacity: 0; transition: opacity var(--transition-fast);
}
.search-overlay.active { display: flex; opacity: 1; }
.search-overlay-inner {
  position: relative; width: 100%; max-width: 560px; margin: 0 24px;
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 20px 22px;
}
.search-overlay-inner .search-form { margin: 0; max-width: 100%; }
.search-close {
  position: absolute; top: 10px; right: 14px; width: 32px; height: 32px;
  font-size: 1.6rem; line-height: 1; color: var(--text-muted);
  border-radius: 50%; transition: background var(--transition-fast), color var(--transition-fast);
}
.search-close:hover { background: var(--card-bg); color: var(--text); }
.search-header { margin-bottom: 18px; }
.search-title { font-size: 1.25rem; font-weight: 600; color: var(--text); }
.search-title span { color: var(--accent); }
.no-results { text-align: center; padding: 28px 0; color: var(--text-secondary); }
.no-results p { margin-bottom: 14px; }
.not-found { padding: 28px 0; text-align: center; }
.reading-time { color: var(--text-muted); }

/* --- AI 聊天消息气泡 --- */
.ai-chat-message {
  max-width: 85%; margin-bottom: 10px; padding: 8px 12px;
  border-radius: 12px; line-height: 1.55; word-break: break-word;
}
.ai-chat-message.ai-message {
  align-self: flex-start; background: var(--card-bg); color: var(--text);
  border: 1px solid var(--border-light); border-bottom-left-radius: 4px;
}
.ai-chat-message.user-message {
  align-self: flex-end; background: var(--accent); color: #fff;
  border-bottom-right-radius: 4px; margin-left: auto;
}

/* --- 碎语：地点 --- */
.suiyu-location {
  font-size: 0.78rem; color: var(--text-muted); margin-top: 6px;
  display: flex; align-items: center; gap: 4px;
}

/* --- 兴趣展：分区列表 --- */
.interest-sections { padding: 8px 0; }
.interest-section { padding: 22px 0; border-bottom: 1px solid var(--border-light); }
.interest-section:last-child { border-bottom: none; }
.interest-section h3 {
  font-family: var(--font-heading); font-size: 1.25rem; font-weight: 600; margin-bottom: 4px;
}
.interest-section > p { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 12px; }
.interest-section .items { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.interest-section .items li { font-size: 0.92rem; color: var(--text-secondary); line-height: 1.6; }

/* --- 照片墙：链接/缩略图/占位 --- */
.photos-grid .photo-link { display: block; width: 100%; height: 100%; }
.photos-grid .photo-item .photo-thumbnail { width: 100%; height: 100%; object-fit: cover; }
.photos-grid .photo-item .photo-placeholder {
  width: 100%; height: 100%; background: var(--card-bg);
  display: flex; align-items: center; justify-content: center; color: var(--text-muted);
}

/* --- 音乐：元信息 --- */
.music-meta {
  font-size: 0.8rem; color: var(--text-muted); margin-top: 2px;
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
}

/* --- 友情链接：声明 --- */
.links-notice {
  margin-top: 24px; padding: 16px 18px; background: var(--card-bg);
  border-radius: var(--radius); font-size: 0.88rem; color: var(--text-secondary); line-height: 1.7;
}

@media print {
  *, *::before, *::after { background: #fff !important; color: #000 !important; box-shadow: none !important; text-shadow: none !important; }
  body { font-size: 12pt; line-height: 1.6; }
  a { text-decoration: underline; color: #000 !important; }
  .site-header, .site-footer, .sidebar-buttons, .ai-chat-fab, .ai-chat-window,
  .mobile-menu-toggle, .mobile-menu-panel, .comment-respond, .post-navigation { display: none !important; }
  .entry-content { max-width: 100% !important; }
  .entry-content pre, .entry-content blockquote { border: 1px solid #ccc !important; }
  .entry-content img { max-width: 100% !important; page-break-inside: avoid; }
  h1, h2, h3, h4 { page-break-after: avoid; }
}