/* =========================================================
   纸间 (Paper) — 复古纸质风 Typecho 1.3 主题
   忠实复刻 www.3v.hk 设计语言
   ========================================================= */

/* ---------- CSS 变量 ---------- */
:root {
  --bg-color: #E2DACA;
  --card-bg: #FFFDF8;
  --text-main: #222;
  --text-sec: #666;
  --border-color: #222;
  --border-light: #ccc;
  --accent: #DC143C;
  --highlight-bg: #fcd34d;
  --shadow-color: rgba(0, 0, 0, 0.15);
  --radius: 12px;
  --shadow: 3px 3px 0 rgba(0, 0, 0, 0.15);
  --shadow-lg: 5px 5px 0 rgba(0, 0, 0, 0.15);
}

[data-theme="dark"] {
  --bg-color: #1a1a1a;
  --card-bg: #2d2d2d;
  --text-main: #e0e0e0;
  --text-sec: #999;
  --border-color: #555;
  --border-light: #444;
  --highlight-bg: #854d0e;
  --shadow-color: rgba(0, 0, 0, 0.5);
  --shadow: 3px 3px 0 rgba(0, 0, 0, 0.5);
  --shadow-lg: 5px 5px 0 rgba(0, 0, 0, 0.5);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  /* 兜底：任何子元素意外撑宽时都不产生横向滚动条 */
  overflow-x: hidden;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-main);
  background-color: var(--bg-color);
  transition: background-color 0.3s, color 0.3s;
  word-wrap: break-word;
  overflow-wrap: break-word;
  overflow-x: hidden;
}

a {
  color: var(--text-main);
  text-decoration: none;
  transition: opacity 0.2s;
}

a:hover {
  opacity: 0.7;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ---------- 布局容器 ---------- */
.paper-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 16px;
}

/* ---------- 粘性头部 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(226, 218, 202, 0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--border-color);
  margin-bottom: 24px;
}

[data-theme="dark"] .site-header {
  background: rgba(26, 26, 26, 0.96);
}

.site-header__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px 8px;
  max-width: 900px;
  margin: 0 auto;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 900;
  color: var(--text-main);
}

.site-logo__img {
  height: 36px;
  width: auto;
  max-width: 200px;
  border-radius: 6px;
  object-fit: contain;
}

/* 明暗两套 LOGO：默认显示明亮版，深色主题下切换 */
.site-logo__img--dark {
  display: none;
}

[data-theme="dark"] .site-logo__img--light {
  display: none;
}

[data-theme="dark"] .site-logo__img--dark {
  display: block;
}

.site-logo__text {
  line-height: 1.2;
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-action-btn {
  width: 32px;
  height: 32px;
  border: 2px solid var(--border-color);
  border-radius: 6px;
  background: var(--card-bg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--text-main);
  transition: box-shadow 0.15s, transform 0.15s;
}

.site-action-btn:hover {
  box-shadow: var(--shadow);
  transform: translate(-1px, -1px);
}

.site-action-btn:active {
  transform: translate(2px, 2px);
  box-shadow: none;
}

/* 搜索框展开 */
.site-search {
  position: absolute;
  top: 100%;
  right: 16px;
  width: 320px;
  max-width: calc(100vw - 32px);
  /* 隐藏时用 visibility + 缩放，不用位移，避免撑宽页面产生横向滚动条 */
  visibility: hidden;
  opacity: 0;
  transform: scale(0.92);
  transform-origin: right center;
  pointer-events: none;
  transition: transform 0.25s cubic-bezier(0.18, 0.89, 0.32, 1.28), opacity 0.25s, visibility 0.25s;
  display: flex;
  align-items: center;
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  z-index: 1001;
}

.site-search.is-open {
  visibility: visible;
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
}

.site-search__input {
  flex: 1;
  padding: 8px 12px;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
  background: transparent;
  border: none;
  outline: none;
}

.site-search__input::placeholder {
  color: var(--text-sec);
  font-weight: 500;
}

.site-search__submit {
  padding: 8px 14px;
  background: var(--bg-color);
  border: none;
  border-left: 2px solid var(--border-color);
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
}

/* ---------- 导航行 ---------- */
.site-nav-row {
  /* 头部行与导航行之间保持连续，不加分隔线；
     唯一的粗黑线来自 .site-header 的 border-bottom（导航行下方） */
  background: transparent;
}

.site-nav-row__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  max-width: 900px;
  margin: 0 auto;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  flex-wrap: wrap;
}

.nav-link {
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  padding: 6px 8px;
  position: relative;
  white-space: nowrap;
  transition: color 0.2s, opacity 0.2s;
}

.nav-link:hover {
  opacity: 0.7;
  color: inherit;
}

.nav-link--active {
  color: var(--text-main);
  font-weight: 900;
}

/* ---------- 通用卡片 ---------- */
.sketch-card {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.sketch-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-lg);
}

/* ---------- Banner 轮播 ---------- */
.home-banner {
  margin-bottom: 24px;
  position: relative;
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.banner-track {
  display: flex;
  transition: transform 0.5s ease;
}

.banner-slide {
  min-width: 100%;
  position: relative;
  overflow: hidden;
}

.banner-slide__img {
  width: 100%;
  height: var(--banner-height, 240px);
  object-fit: cover;
  display: block;
}

.banner-slide__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 40px 20px 16px;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
  color: #fff;
}

.banner-slide__title {
  font-size: 20px;
  font-weight: 900;
  margin: 0;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

.banner-slide__meta {
  font-size: 12px;
  font-weight: 500;
  opacity: 0.85;
  margin-top: 4px;
}

.banner-slide__badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 900;
  padding: 2px 10px;
  border-radius: 20px;
  letter-spacing: 0.5px;
}

.banner-dots {
  position: absolute;
  bottom: 12px;
  right: 16px;
  display: flex;
  gap: 6px;
  z-index: 2;
}

.banner-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.2s, transform 0.2s;
}

.banner-dot.is-active {
  background: #fff;
  transform: scale(1.3);
}

/* ---------- 微语轮播 ---------- */
.moments-section {
  margin-bottom: 24px;
}

.moments-carousel {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  min-height: 80px;
}

.moments-carousel__item {
  position: absolute;
  top: 16px;
  left: 20px;
  right: 20px;
  bottom: 16px;
  opacity: 0;
  transition: opacity 0.5s;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.moments-carousel__item.is-active {
  opacity: 1;
  position: relative;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

.moments-carousel__quote {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--text-main);
  margin-bottom: 8px;
}

.moments-carousel__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-sec);
  font-weight: 500;
}

.moments-carousel__dots {
  display: flex;
  gap: 5px;
}

.moments-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--border-color);
  border: none;
  cursor: pointer;
  padding: 0;
  opacity: 0.3;
  transition: opacity 0.2s;
}

.moments-dot.is-active {
  opacity: 1;
}

.moments-more {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-main);
}

/* ---------- 文章列表 ---------- */
.article-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
}

/* 置顶卡片 */
.post-card--sticky {
  display: flex;
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

.post-card--sticky:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-lg);
}

.post-card--sticky .post-card__cover {
  width: 200px;
  flex-shrink: 0;
  padding: 16px;
  display: flex;
  align-items: flex-start;
}

.post-card--sticky .post-card__thumb {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  transform: rotate(-5deg);
  box-shadow: var(--shadow);
  transition: transform 0.3s;
}

.post-card--sticky:hover .post-card__thumb {
  transform: rotate(-2deg);
}

.post-card--sticky .post-card__content {
  flex: 1;
  padding: 20px 20px 20px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* 普通卡片 */
.post-card {
  display: flex;
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

.post-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-lg);
}

.post-card__cover {
  width: 180px;
  flex-shrink: 0;
  padding: 16px;
  display: flex;
  align-items: flex-start;
}

.post-card__thumb {
  width: 100%;
  height: 120px;
  object-fit: cover;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  transform: rotate(3deg);
  box-shadow: var(--shadow);
  transition: transform 0.3s;
}

.post-card:hover .post-card__thumb {
  transform: rotate(1deg);
}

/* 无封面时的占位图块 */
.post-card__placeholder {
  width: 100%;
  height: 120px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  font-weight: 900;
  color: var(--text-main);
  opacity: 0.4;
  transform: rotate(3deg);
  transition: transform 0.3s;
}

.post-card:hover .post-card__placeholder {
  transform: rotate(1deg);
}

.post-card__content {
  flex: 1;
  padding: 20px 20px 20px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.post-card__title {
  font-size: 18px;
  font-weight: 900;
  line-height: 1.4;
  color: var(--text-main);
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 文章标题始终保持默认黑色字体：
   普通 / 已访问 / 悬停三种状态统一为正文色，
   悬停仅用透明度做反馈，不再切换为强调红。 */
.post-card__title a,
.post-card__title a:visited {
  color: inherit;
}

.post-card__title a:hover {
  color: inherit;
  opacity: 0.72;
}

.post-card__excerpt {
  font-size: 13px;
  color: var(--text-sec);
  line-height: 1.5;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-card__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-sec);
}

.post-card__meta a {
  color: var(--text-sec);
}

.post-card__sticky-badge {
  background: var(--accent);
  color: #fff;
  font-size: 10px;
  font-weight: 900;
  padding: 1px 8px;
  border-radius: 3px;
}

/* ---------- 分页 ---------- */
/* Typecho pageNav() 实际输出：
   <div class="page-navigator"><li class="prev"><a>…</a></li><li class="current"><span>1</span></li>…</div>
   因此 flex 必须落在 .page-navigator 上，且 li 需显式改为行内并清除列表标记，
   否则 li 默认块级会导致分页项竖排堆叠。 */
.pagination {
  margin: 32px 0;
}

.pagination .page-navigator {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
}

.pagination .page-navigator li {
  display: inline-flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

/* 同时兼容 li 包裹与直接输出 a/span 两种情况 */
.pagination .page-navigator li a,
.pagination .page-navigator li span,
.pagination .page-navigator > a,
.pagination .page-navigator > span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 12px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  border: 2px solid var(--border-color);
  border-radius: 6px;
  background: var(--card-bg);
  color: var(--text-main);
  transition: box-shadow 0.15s, transform 0.15s;
  text-decoration: none;
  white-space: nowrap;
}

.pagination .page-navigator a:hover {
  box-shadow: var(--shadow);
  transform: translate(-1px, -1px);
  opacity: 1;
}

/* 当前页：可能是 li.current > span，也可能是 span.current */
.pagination .page-navigator .current,
.pagination .page-navigator li.current span,
.pagination .page-navigator li.current a {
  background: var(--text-main);
  color: var(--bg-color);
  border-color: var(--text-main);
  cursor: default;
}

.pagination .page-navigator li.current a:hover {
  transform: none;
  box-shadow: none;
}

/* 上一页 / 下一页 */
.pagination .page-navigator .prev,
.pagination .page-navigator .next,
.pagination .page-navigator li.prev a,
.pagination .page-navigator li.next a {
  font-weight: 900;
}

/* 省略号（textTag 输出，无边框） */
.pagination .page-navigator .page-navigator-ellipsis,
.pagination .page-navigator li > span.page-navigator-ellipsis {
  border: none;
  background: transparent;
  box-shadow: none;
  min-width: 20px;
  padding: 0 4px;
  color: var(--text-sec);
}

/* 只有一页时 pageNav 不输出任何内容，隐藏空的 nav 避免留下空白间距 */
.pagination:empty,
.pagination .page-navigator:empty {
  margin: 0;
}

/* ---------- 文章页 ---------- */

/* 面包屑 */
.breadcrumb {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-sec);
  margin-bottom: 20px;
}

.breadcrumb a {
  color: var(--text-sec);
}

.breadcrumb a:hover {
  color: var(--text-main);
}

.breadcrumb__sep {
  margin: 0 6px;
  opacity: 0.5;
}

.breadcrumb__current {
  color: var(--text-main);
  font-weight: 700;
}

/* 文章头部 */
.post-header {
  text-align: center;
  margin-bottom: 28px;
}

.post-header__categories {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-main);
  border: 2px solid var(--border-color);
  padding: 2px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.post-header__title {
  font-size: 28px;
  font-weight: 900;
  line-height: 1.3;
  color: var(--text-main);
  margin-bottom: 12px;
}

.post-header__meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-sec);
  flex-wrap: wrap;
}

/* 摘要卡片 */
.post-summary {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 32px;
  box-shadow: var(--shadow);
}

.post-summary__label {
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  color: var(--text-main);
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.post-summary__text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-main);
}

/* 文章目录 */
.toc {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 32px;
  box-shadow: var(--shadow);
}

.toc-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  font-size: 13px;
  font-weight: 900;
  color: var(--text-main);
}

.toc-toggle {
  font-size: 12px;
  font-weight: 700;
  padding: 2px 10px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background: var(--bg-color);
  color: var(--text-main);
  cursor: pointer;
}

.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc-list.is-collapsed {
  display: none;
}

.toc-item {
  padding: 4px 0;
}

.toc-item a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-main);
}

.toc-item a:hover {
  color: var(--text-main);
  opacity: 0.7;
}

.toc-l2 {
  padding-left: 0;
}

.toc-l3 {
  padding-left: 16px;
}

.toc-l4 {
  padding-left: 32px;
}

/* 正文 prose */
.post-content {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-main);
}

.post-content h2 {
  font-size: 22px;
  font-weight: 900;
  margin: 36px 0 16px;
  padding-left: 14px;
  border-left: 5px solid var(--text-main);
  line-height: 1.3;
}

.post-content h3 {
  font-size: 18px;
  font-weight: 900;
  margin: 28px 0 12px;
  color: var(--text-main);
}

.post-content h3::before {
  content: "# ";
  color: var(--text-main);
}

.post-content h4 {
  font-size: 16px;
  font-weight: 900;
  margin: 20px 0 8px;
}

.post-content p {
  margin-bottom: 16px;
}

.post-content strong {
  background: var(--highlight-bg);
  padding: 1px 4px;
  border-radius: 2px;
  font-weight: 900;
}

.post-content em {
  font-style: italic;
}

.post-content a {
  color: var(--text-main);
  font-weight: 700;
  border-bottom: 1px dashed var(--border-color);
}

.post-content a:hover {
  opacity: 1;
  border-bottom-style: solid;
}

.post-content img {
  border: 2px solid var(--border-color);
  border-radius: 8px;
  box-shadow: var(--shadow);
  margin: 20px auto;
}

.post-content img[style*="float"] {
  margin: 0;
}

.post-content blockquote {
  border-left: 4px solid var(--border-color);
  padding: 12px 16px;
  margin: 20px 0;
  background: var(--bg-color);
  border-radius: 0 8px 8px 0;
  font-size: 14px;
  color: var(--text-sec);
}

.post-content ul,
.post-content ol {
  padding-left: 24px;
  margin-bottom: 16px;
}

.post-content li {
  margin-bottom: 4px;
}

.post-content li::marker {
  color: var(--text-main);
  font-weight: 900;
}

.post-content code {
  background: var(--bg-color);
  border: 1px solid var(--border-light);
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 0.9em;
  font-family: "SF Mono", "Fira Code", "JetBrains Mono", monospace;
}

.post-content pre {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin: 20px 0;
  overflow-x: auto;
  box-shadow: var(--shadow);
}

.post-content pre code {
  background: transparent;
  border: none;
  padding: 0;
  font-size: 13px;
  line-height: 1.6;
}

.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
}

.post-content th,
.post-content td {
  padding: 10px 14px;
  border: 1px solid var(--border-light);
  font-size: 14px;
  text-align: left;
}

.post-content th {
  background: var(--bg-color);
  font-weight: 900;
}

.post-content hr {
  border: none;
  border-top: 2px dashed var(--border-light);
  margin: 32px 0;
}

/* 文章正文图片灯箱 */
.sketch-lightbox {
  position: fixed;
  inset: 0;
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  visibility: hidden;
  pointer-events: none;
}

.sketch-lightbox.is-active {
  visibility: visible;
  pointer-events: auto;
}

.lb-overlay {
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(5px);
  opacity: 0;
  transition: opacity 0.3s;
}

[data-theme="dark"] .lb-overlay {
  background: rgba(0, 0, 0, 0.9);
}

.sketch-lightbox.is-active .lb-overlay {
  opacity: 1;
}

.lb-img {
  position: relative;
  z-index: 2;
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  transition: transform 0.3s;
}

.lb-close {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 3;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: #f53f3f;
  color: #fff;
  border: 2px solid #000;
  font-size: 18px;
  font-weight: 900;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 3px 3px 0 #000;
}

.lb-close:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 #000;
}

/* 版权卡片 */
.post-copyright {
  background: var(--bg-color);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-top: 36px;
  font-size: 13px;
  line-height: 1.6;
}

.post-copyright__title {
  font-size: 15px;
  font-weight: 900;
  margin-bottom: 8px;
}

.post-copyright dt {
  font-weight: 700;
  display: inline;
}

.post-copyright dd {
  display: inline;
  margin: 0;
}

.post-copyright dd::after {
  content: "";
  display: block;
  margin-bottom: 4px;
}

/* 上下篇导航 */
.post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 24px;
}

.post-nav__item {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.post-nav__item:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-lg);
  opacity: 1;
}

.post-nav__label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-sec);
  margin-bottom: 4px;
}

.post-nav__title {
  font-size: 14px;
  font-weight: 900;
  color: var(--text-main);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 相关文章 */
.related-section {
  margin-top: 36px;
}

.related-section__title {
  font-size: 20px;
  font-weight: 900;
  margin-bottom: 16px;
  color: var(--text-main);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.related-card {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  padding: 14px 16px;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.related-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-lg);
  opacity: 1;
}

.related-card__title {
  font-size: 14px;
  font-weight: 900;
  color: var(--text-main);
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-card__meta {
  font-size: 11px;
  color: var(--text-sec);
}

/* ---------- 评论区 ---------- */
.comments-section {
  margin-top: 36px;
  padding-top: 24px;
}

.comments-title {
  font-size: 22px;
  font-weight: 900;
  margin-bottom: 16px;
  color: var(--text-main);
}

.comment-list {
  list-style: none;
  padding: 0;
}

.comment-item {
  margin-bottom: 24px;
}

.comment-body {
  display: flex;
  gap: 12px;
  position: relative;
}

.comment-avatar img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
  object-fit: cover;
}

.comment-content-area {
  flex: 1;
  min-width: 0;
}

.comment-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
  flex-wrap: wrap;
  gap: 6px;
}

.comment-author {
  font-size: 15px;
  font-weight: 900;
  color: var(--text-main);
}

.admin-badge--author {
  background: var(--text-main);
  color: var(--bg-color);
  border: 1px solid var(--border-color);
  font-size: 10px;
  padding: 0 4px;
  border-radius: 3px;
  vertical-align: middle;
  margin-left: 4px;
}

.comment-time {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-sec);
}

.comment-reply-link {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 1px 8px;
  border-radius: 3px;
  background: var(--card-bg);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.comment-reply-link:hover {
  background: var(--text-main);
  color: var(--bg-color);
}

.comment-text {
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-main);
  font-weight: 500;
  margin-top: 4px;
}

.comment-text.is-collapsible[data-collapsed="1"] {
  max-height: 120px;
  overflow: hidden;
  position: relative;
}

.comment-text.is-collapsible[data-collapsed="1"]::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40px;
  background: linear-gradient(transparent, var(--card-bg));
}

.comment-expand {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-main);
  border: none;
  background: none;
  cursor: pointer;
  padding: 4px 0;
  margin-top: 4px;
}

.comment-children {
  margin-top: 16px;
  margin-left: 20px;
  padding-left: 16px;
  border-left: 2px dotted var(--border-color);
}

.comment-children .comment-avatar img {
  width: 32px;
  height: 32px;
}

/* 评论表单 */
.comment-form {
  margin-bottom: 0;
}

.comment-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}

.comment-input-group {
  position: relative;
}

.sketch-input {
  width: 100%;
  padding: 10px 12px;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: 4px;
  outline: none;
  transition: box-shadow 0.2s;
}

.sketch-input:focus {
  box-shadow: 3px 3px 0 rgba(0, 0, 0, 0.2);
  position: relative;
  z-index: 2;
}

.sketch-input::placeholder {
  color: var(--text-sec);
  font-weight: 500;
}

.sketch-textarea {
  min-height: 120px;
  resize: vertical;
  grid-column: 1 / -1;
}

.comment-form-actions-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.comment-submit-btn {
  background: var(--text-main);
  color: var(--bg-color);
  border: 2px solid var(--border-color);
  border-radius: 4px;
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 900;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.15s, box-shadow 0.15s;
}

.comment-submit-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: var(--shadow-lg);
}

.comment-submit-btn:active {
  transform: translate(2px, 2px);
  box-shadow: none;
}

.cancel-comment-reply {
  margin-bottom: 12px;
}

.cancel-comment-reply a {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-main);
}

/* 评论分页（同样是 pageNav 输出，含 li 包裹） */
.comment-pagination {
  margin-top: 16px;
}

.comment-pagination .page-navigator {
  display: flex;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
}

.comment-pagination .page-navigator li {
  display: inline-flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

.comment-pagination .page-navigator li a,
.comment-pagination .page-navigator li span,
.comment-pagination .page-navigator > a,
.comment-pagination .page-navigator > span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  height: 30px;
  padding: 0 8px;
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  background: var(--card-bg);
  color: var(--text-main);
  text-decoration: none;
}

.comment-pagination .page-navigator .current,
.comment-pagination .page-navigator li.current span,
.comment-pagination .page-navigator li.current a {
  background: var(--text-main);
  color: var(--bg-color);
}

.comment-pagination:empty,
.comment-pagination .page-navigator:empty {
  margin: 0;
}

/* ---------- 归档页 ---------- */
.archive-header {
  margin-bottom: 24px;
  text-align: center;
}

.archive-header__title {
  font-size: 24px;
  font-weight: 900;
  color: var(--text-main);
  margin-bottom: 8px;
}

.archive-header__desc {
  font-size: 14px;
  color: var(--text-sec);
}

/* 搜索结果提示 */
.search-info {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  padding: 14px 20px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
}

.search-info kbd {
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  padding: 1px 8px;
  border-radius: 3px;
  font-weight: 900;
}

/* 404 */
.page-404 {
  text-align: center;
  padding: 60px 20px;
}

.page-404__code {
  font-size: 80px;
  font-weight: 900;
  color: var(--text-main);
  opacity: 0.2;
  line-height: 1;
  margin-bottom: 16px;
}

.page-404__title {
  font-size: 24px;
  font-weight: 900;
  color: var(--text-main);
  margin-bottom: 8px;
}

.page-404__desc {
  font-size: 14px;
  color: var(--text-sec);
  margin-bottom: 24px;
}

.page-404__link {
  display: inline-block;
  background: var(--text-main);
  color: var(--bg-color);
  border: 2px solid var(--border-color);
  border-radius: 6px;
  padding: 10px 28px;
  font-size: 14px;
  font-weight: 900;
  box-shadow: var(--shadow);
  transition: transform 0.15s, box-shadow 0.15s;
}

.page-404__link:hover {
  transform: translate(-1px, -1px);
  box-shadow: var(--shadow-lg);
  opacity: 1;
}

/* ---------- 页脚 ---------- */
.site-footer {
  margin-top: 48px;
  padding: 32px 0 20px;
  border-top: 2px solid var(--border-color);
  text-align: center;
}

.footer-beian {
  font-size: 12px;
  color: var(--text-sec);
  margin-bottom: 8px;
}

.footer-beian a {
  color: var(--text-sec);
  border-bottom: 1px dashed var(--border-light);
}

.footer-custom {
  font-size: 13px;
  color: var(--text-sec);
  margin-bottom: 8px;
  line-height: 1.6;
}

.footer-stat {
  font-size: 12px;
  color: var(--text-sec);
  margin-bottom: 8px;
}

.footer-copyright {
  font-size: 12px;
  color: var(--text-sec);
}

.footer-copyright a {
  color: var(--text-main);
  font-weight: 700;
}

/* 博主卡片（页脚区域） */
.footer-author {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
  text-align: center;
}

.footer-author__avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
  object-fit: cover;
  margin: 0 auto 10px;
}

.footer-author__name {
  font-size: 16px;
  font-weight: 900;
  color: var(--text-main);
  margin-bottom: 4px;
}

.footer-author__bio {
  font-size: 13px;
  color: var(--text-sec);
}

/* ---------- 回到顶部 ---------- */
.back-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 40px;
  height: 40px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  background: var(--card-bg);
  color: var(--text-main);
  font-size: 18px;
  font-weight: 900;
  cursor: pointer;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, transform 0.15s, box-shadow 0.15s;
  z-index: 999;
}

.back-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.back-top:hover {
  transform: translate(-1px, -1px);
  box-shadow: var(--shadow-lg);
}

.back-top:active {
  transform: translate(2px, 2px);
  box-shadow: none;
}

/* ---------- 评论等级徽章 ---------- */
.comment-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 900;
  padding: 0 6px;
  border-radius: 3px;
  margin-left: 4px;
  vertical-align: middle;
  border: 1px solid var(--border-color);
}

.comment-badge.is-owner {
  background: var(--text-main);
  color: var(--bg-color);
}

.comment-badge.lv-1,
.comment-badge.lv-2 {
  background: #e2e8f0;
  color: #334155;
}

.comment-badge.lv-3,
.comment-badge.lv-4 {
  background: #dbeafe;
  color: #1e40af;
}

.comment-badge.lv-5,
.comment-badge.lv-6 {
  background: #fef3c7;
  color: #92400e;
}

.comment-badge.lv-7 {
  background: #fde68a;
  color: #78350f;
}

.comment-count {
  font-size: 10px;
  color: var(--text-sec);
  margin-left: 4px;
}

/* ---------- 评论等待审核 ---------- */
.comment-awaiting {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: #d97706;
  margin-left: 6px;
}

/* ---------- 页面 (page.php) ---------- */
.page-content {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-main);
}

/* 复用 post-content 的样式 */
.page-content h2,
.page-content h3,
.page-content h4,
.page-content p,
.page-content strong,
.page-content em,
.page-content a,
.page-content img,
.page-content blockquote,
.page-content ul,
.page-content ol,
.page-content li,
.page-content code,
.page-content pre,
.page-content table,
.page-content th,
.page-content td,
.page-content hr {
  /* 与 .post-content 完全一致 */
}

/* ---------- 移动端适配 ---------- */
@media (max-width: 768px) {
  .site-header__top {
    padding: 8px 12px 6px;
  }

  .site-logo__text {
    font-size: 16px;
  }

  .site-action-btn {
    width: 28px;
    height: 28px;
  }

  .site-search.is-open {
    right: 12px;
    /* 用 100% 而非 100vw，避免计入滚动条宽度导致溢出 */
    width: calc(100% - 24px);
  }

  .site-search__input {
    font-size: 13px;
    padding: 6px 10px;
  }

  .site-nav {
    gap: 8px;
  }

  .nav-link {
    font-size: 13px;
    padding: 4px 6px;
  }

  .banner-slide__img {
    height: 160px !important;
  }

  .banner-slide__title {
    font-size: 16px;
  }

  .banner-slide__overlay {
    padding: 24px 14px 12px;
  }

  /* 文章列表改为上下布局 */
  .post-card,
  .post-card--sticky {
    flex-direction: column;
  }

  .post-card__cover,
  .post-card--sticky .post-card__cover {
    width: 100%;
    padding: 12px 12px 0;
  }

  .post-card__thumb,
  .post-card__placeholder,
  .post-card--sticky .post-card__thumb {
    height: 180px;
    transform: none;
  }

  .post-card__content,
  .post-card--sticky .post-card__content {
    padding: 12px 16px 16px;
  }

  .post-card__title {
    font-size: 16px;
  }

  .post-header__title {
    font-size: 22px;
  }

  .post-content h2 {
    font-size: 20px;
  }

  .post-nav {
    grid-template-columns: 1fr;
  }

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

  .comment-form-grid {
    grid-template-columns: 1fr;
  }

  .comment-children {
    margin-left: 10px;
    padding-left: 10px;
  }

  .back-top {
    bottom: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
  }
}

@media (max-width: 480px) {
  .site-logo__img {
    height: 28px;
    width: auto;
    max-width: 150px;
  }

  .banner-slide__img {
    height: 120px !important;
  }

  .banner-slide__title {
    font-size: 14px;
  }

  .pagination .page-navigator li a,
  .pagination .page-navigator li span,
  .pagination .page-navigator > a,
  .pagination .page-navigator > span {
    min-width: 30px;
    height: 30px;
    font-size: 12px;
    padding: 0 8px;
  }

  .post-card__placeholder {
    height: 140px;
  }
}

/* ---------- 打印优化 ---------- */
@media print {
  .site-header,
  .site-footer,
  .back-top,
  .post-nav,
  .comments-section,
  .related-section {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .post-content img {
    box-shadow: none;
    border: 1px solid #ccc;
  }
}

/* ---------- 无 JS 回退 ---------- */
.no-js .banner-track {
  overflow-x: auto;
}

.no-js .moments-carousel__item {
  position: relative;
  opacity: 1;
}

/* ---------- 友情链接 ---------- */
/* 插件自行输出的 HTML 结构不可控，这里只做容器与常见元素的兜底美化，
   避免插件默认样式与主题纸质风冲突时完全裸奔。 */
.paper-links {
  margin: 8px 0 4px;
}

.paper-links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.paper-links-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
  min-width: 0;
}

.paper-links-item:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-lg);
  opacity: 1;
}

.paper-links-item__avatar {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-color);
}

.paper-links-item__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.paper-links-item__avatar--text {
  font-size: 18px;
  font-weight: 900;
  color: var(--text-main);
}

.paper-links-item__body {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.paper-links-item__name {
  font-size: 14px;
  font-weight: 900;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.paper-links-item__desc {
  font-size: 12px;
  color: var(--text-sec);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 友链数据缺失时的提示卡 */
.paper-links-empty {
  background: var(--card-bg);
  border: 2px dashed var(--border-color);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin: 12px 0;
}

.paper-links-empty strong {
  display: block;
  font-size: 15px;
  font-weight: 900;
  background: none;
  margin-bottom: 8px;
}

.paper-links-empty p {
  font-size: 13px;
  line-height: 1.8;
  color: var(--text-sec);
  margin: 0;
}

/* 插件自带输出的兜底：统一列表样式，避免默认 ul 撑破纸质卡片 */
.paper-links--plugin ul,
.paper-links--plugin ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.paper-links--plugin li {
  margin: 0;
}

.paper-links--plugin li::marker {
  content: none;
}

/* 插件输出的图片限制尺寸，避免过大破坏布局 */
.paper-links--plugin img {
  max-width: 48px;
  max-height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

@media (max-width: 480px) {
  .paper-links-grid,
  .paper-links--plugin ul,
  .paper-links--plugin ol {
    grid-template-columns: 1fr;
  }
}

/* ---------- 归档时间轴 ---------- */
.timeline {
  position: relative;
  padding-left: 18px;
  border-left: 2px solid var(--border-color);
  margin: 8px 0 24px;
}

.timeline-month {
  position: relative;
  margin-bottom: 28px;
}

.timeline-month:last-child {
  margin-bottom: 8px;
}

.timeline-month__label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 17px;
  font-weight: 900;
  color: var(--text-main);
  margin-bottom: 12px;
  margin-left: -29px; /* 让圆点压在时间轴竖线上 */
}

.timeline-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--bg-color);
  border: 3px solid var(--border-color);
  flex: 0 0 auto;
  display: inline-block;
}

.timeline-month__count {
  font-size: 11px;
  font-weight: 900;
  color: var(--bg-color);
  background: var(--text-main);
  border-radius: 10px;
  padding: 1px 8px;
  line-height: 1.6;
}

.timeline-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.timeline-item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0;
  padding: 0;
}

.timeline-item::marker {
  content: none;
}

.timeline-item__date {
  flex: 0 0 auto;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-sec);
  font-family: "SF Mono", "Fira Code", Consolas, monospace;
  min-width: 42px;
}

.timeline-item__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  border-bottom: 1px dashed transparent;
  transition: border-color 0.2s, opacity 0.2s;
  min-width: 0;
  word-break: break-word;
}

.timeline-item__title:hover {
  border-bottom-color: var(--border-color);
  opacity: 1;
}

@media (max-width: 768px) {
  .timeline {
    padding-left: 14px;
  }

  .timeline-month__label {
    margin-left: -24px;
    font-size: 15px;
  }

  .timeline-dot {
    width: 12px;
    height: 12px;
    border-width: 2px;
  }

  .timeline-item {
    gap: 10px;
  }

  .timeline-item__title {
    font-size: 14px;
  }
}

/* ---------- 微语墙 ---------- */
.whisper-wall {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 8px 0 24px;
}

.whisper-item {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: var(--shadow);
}

.whisper-item__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.whisper-item__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
  object-fit: cover;
  flex: 0 0 auto;
}

.whisper-item__who {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.whisper-item__name {
  font-size: 15px;
  font-weight: 900;
  color: var(--text-main);
}

.whisper-item__badge {
  background: var(--text-main);
  color: var(--bg-color);
  font-size: 10px;
  font-weight: 900;
  padding: 1px 6px;
  border-radius: 3px;
}

.whisper-item__date {
  margin-left: auto;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-sec);
  white-space: nowrap;
}

.whisper-item__text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-main);
  word-break: break-word;
}

.whisper-item__text img {
  display: inline-block;
  vertical-align: middle;
}

/* 子微语（回复）缩进展示 */
.whisper-children {
  margin-top: 12px;
  margin-left: 16px;
  padding-left: 14px;
  border-left: 2px dotted var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.whisper-item--child {
  background: var(--bg-color);
  padding: 10px 14px;
  box-shadow: none;
}

.whisper-item--child .whisper-item__avatar {
  width: 28px;
  height: 28px;
}

.whisper-item--child .whisper-item__name {
  font-size: 13px;
}

.whisper-item--child .whisper-item__text {
  font-size: 14px;
}

@media (max-width: 768px) {
  .whisper-item {
    padding: 12px 14px;
  }

  .whisper-item__avatar {
    width: 34px;
    height: 34px;
  }

  .whisper-item__date {
    font-size: 11px;
  }

  .whisper-children {
    margin-left: 8px;
    padding-left: 10px;
  }
}

/* ---------- 评论表情选择 ---------- */
.comment-emoji-bar {
  margin-bottom: 8px;
}

.comment-emoji-toggle {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-sec);
  background: var(--bg-color);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  padding: 4px 12px;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}

.comment-emoji-toggle:hover {
  color: var(--text-main);
  border-color: var(--border-color);
}

.comment-emoji-panel {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 10px;
  margin-bottom: 10px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(36px, 1fr));
  gap: 4px;
  max-height: 160px;
  overflow-y: auto;
}

.comment-emoji-panel[hidden] {
  display: none;
}

.comment-emoji {
  font-size: 18px;
  line-height: 1;
  padding: 6px 0;
  background: none;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}

.comment-emoji:hover {
  background: var(--bg-color);
  transform: scale(1.15);
}

/* ---------- 评论验证码 ---------- */
.comment-captcha {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.comment-captcha__box {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
}

.comment-captcha__img {
  display: block;
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  background: var(--card-bg);
}

.comment-captcha__question {
  display: inline-block;
  font-size: 16px;
  font-weight: 900;
  color: var(--text-main);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  background: var(--card-bg);
  padding: 10px 16px;
  letter-spacing: 2px;
  font-family: "SF Mono", "Fira Code", Consolas, monospace;
}

.comment-captcha__input {
  flex: 0 1 160px;
  min-width: 120px;
}