/* ========================================
   CSS 变量定义
   ======================================== */
:root {
  --bg-color: #f7f3ed;

  --card-bg: rgba(255, 255, 255, 0.6);

  --text-color: #2b2622;

  --title-color: #151311;

  --accent-color: #8b2c3b;

  --meta-color: #6e665c;

  --border-color: rgba(232, 226, 217, 0.6);

  --hover-bg: rgba(255, 255, 255, 0.8);

  --card-shadow: 0 2px 4px rgba(0, 0, 0, 0.06), inset 0 1px 0 0 rgba(255, 255, 255, 1), inset 1px 0 0 0 rgba(255, 255, 255, 0.7);

  --card-shadow-hover: inset 0 1px 0 rgba(255, 255, 255, 1), inset 1px 0 0 0 rgba(255, 255, 255, 0.8);

  --radius: 18px;

  --glass-blur: 16px;



}

/* ========================================
   基础样式与重置
   ======================================== */
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans SC', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.7;
  margin: 0;
  padding: 0;
  letter-spacing: 0.2px;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior-y: none;
}

html {
  background-color: var(--bg-color);
  overflow-y: scroll;
  overscroll-behavior-y: none;
}

a,
button,
.article-list-item,
.back-link,
.search-result-item,
.pagination-controls button,
.search-submit-btn,
#search-close-btn {
  -webkit-tap-highlight-color: rgba(139, 44, 59, 0.15);
  touch-action: manipulation;
}

*:focus-visible {
  outline: 2px solid color-mix(in oklab, var(--accent-color), transparent 45%);
  outline-offset: 2px;
}

/* ========================================
   布局容器
   ======================================== */
.container {
  max-width: 680px;
  margin: 0 auto;
  padding: 10px 12px;
}

.main-header {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 16px 16px;
  margin-bottom: 10px;
  border: none;
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.main-header .pre-title {
  font-size: 1em;
  color: var(--meta-color);
  margin: 0 0 2px;
}

.main-header h1 {
  font-size: 2.2em;
  color: var(--title-color);
  line-height: 1.4;
  font-weight: 900;
  margin: 2px 0 4px;
  width: fit-content;
  font-family: 'Songti SC', 'Noto Serif SC', 'SimSun', 'FangSong', Georgia, serif;
  position: relative;
}

.home-title-link {
  display: inline-block;
  width: fit-content;
}

.main-header h1::before {
  content: '✦';
  display: inline-block;
  margin-right: 0.5em;
  color: var(--accent-color);
  font-weight: 600;
  vertical-align: 0.02em;
  position: relative;
}

.article-header {
  margin-bottom: 20px;
}

.article-header h1 {
  font-size: 2em;
  line-height: 1.4;
  font-weight: 900;
  margin: 2px 0 5px;
  color: var(--title-color);
  font-family: 'Songti SC', 'Noto Serif SC', 'SimSun', 'FangSong', Georgia, serif;
}

/* ========================================
   文章内容样式
   ======================================== */
.article-content {
  font-size: 1.1em;
  text-align: justify;
  animation: fadeIn 0.4s ease-out both;
  text-justify: inter-ideograph;
  line-break: strict;
  overflow-wrap: anywhere;
}

.article-content p {
  margin-top: 0;
  margin-bottom: 1em;
}

.article-content a {
  color: var(--accent-color);
  text-decoration: underline;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

.article-content a:hover {
  color: var(--title-color);
  text-decoration-color: var(--title-color);
}

.article-content h2,
.article-content h3,
.article-content h4 {
  color: var(--title-color);
  font-weight: 800;
  margin: 1.2em 0 0.5em;
  line-height: 1.35;
  font-family: 'Songti SC', 'Noto Serif SC', 'SimSun', 'FangSong', Georgia, serif;
}

.article-content h2 {
  font-size: 1.3em;
}

.article-content h3 {
  font-size: 1.2em;
}

.article-content h4 {
  font-size: 1.1em;
}

.article-content ul {
  padding-left: 20px;
}

.article-content img:not(.favicon) {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  display: block;
  margin: 1em auto;
  border: none;
  box-shadow: none;
}

.article-content blockquote {
  padding: 1em 1em;
  margin: 1.2em 0;
  color: #61584e;
  background-color: color-mix(in srgb, var(--accent-color), transparent 96%);
  border-left: 4px solid var(--accent-color);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-family: 'Songti SC', 'Noto Serif SC', 'SimSun', 'FangSong', Georgia, serif;
  font-style: normal;
}

.article-content blockquote p {
  margin: 0;
}

.article-content hr {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 1em 0;
  opacity: 0.9;
}

/* ========================================
   音频播放器样式
   ======================================== */
.player-play-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: var(--accent-color);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, background-color 0.2s ease;
  flex-shrink: 0;
}

.player-play-btn:hover {
  transform: scale(1.08);
  background: color-mix(in oklab, var(--accent-color), #ff6b6b 20%);
}

.player-play-btn svg {
  width: 20px;
  height: 20px;
}

.player-progress-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
  max-width: 300px;
}

.player-progress-bar {
  flex: 1;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--border-color);
  border-radius: 2px;
  cursor: pointer;
  outline: none;
}

.player-progress-bar::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent-color);
  cursor: pointer;
  border: 2px solid var(--bg-color);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.player-progress-bar::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent-color);
  cursor: pointer;
  border: 2px solid var(--bg-color);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.player-time {
  font-size: 12px;
  color: var(--meta-color);
  font-variant-numeric: tabular-nums;
  min-width: 36px;
  text-align: center;
}


.back-link {
  display: inline-block;
  width: fit-content;
  margin-top: 8px;
  margin-bottom: 10px;
  color: var(--accent-color);
  text-decoration: none;
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
  background: var(--card-bg);
  padding: 6px 12px;
  border-radius: var(--radius);
  font-size: 0.82em;
  font-weight: 600;
  border: none;
  box-shadow: var(--card-shadow);
}

.back-link:hover {
  background: var(--hover-bg);
  box-shadow: var(--card-shadow-hover);
}

/* ========================================
   侧边栏样式
   ======================================== */
.sidebar {
  display: none;
}

.main-content {
  width: 100%;
  box-sizing: border-box;
  margin: 0 auto;
  padding: 18px 24px;
}

.persistent-player-container {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-color);
  border-top: none;
  z-index: 1000;
  transform: translateY(100%);
  transition: transform 0.3s ease;
  pointer-events: none;
  padding: 8px 12px;
  padding-bottom: calc(8px + env(safe-area-inset-bottom, 0px));
  box-shadow: inset 0 1px 0 0 rgba(255, 255, 255, 1);
}

.persistent-player-container:not(.hidden) {
  transform: translateY(0);
  pointer-events: auto;
}

.persistent-player-container.hidden {
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

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

.sidebar-nav-item a {
  display: block;
  padding: 8px 16px;
  text-decoration: none;
  color: var(--text-color);
  border-radius: var(--radius);
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
  margin-bottom: 1px;
  font-size: 0.96em;
  line-height: 1.4;
}

.sidebar-nav-item a:hover {
  background-color: var(--hover-bg);
}

.sidebar-nav-item.active a {
  background: var(--card-bg);
  color: var(--accent-color);
  font-weight: bold;
  border: none;
  box-shadow: var(--card-shadow);
}

.summary-title {
  font-weight: 700;
  color: color-mix(in oklab, var(--accent-color), var(--title-color) 40%);
}

/* ========================================
   文章列表样式
   ======================================== */
.article-meta {
  font-size: 0.85em;
  color: var(--meta-color);
  margin: 0;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0px;
}

.article-meta a {
  color: inherit;
  text-decoration: none;
}

.article-meta a:hover {
  text-decoration: underline;
  color: var(--accent-color);
}

.article-meta .link-favicon {
  margin-right: 0.7em;
}

.link-favicon {
  width: 1em;
  height: 1em;
  border-radius: 4px;
  flex-shrink: 0;
}

.article-list-item {
  position: relative;
  background: var(--card-bg);
  border-radius: var(--radius);
  margin-bottom: 10px;
  border: none;
  box-shadow: var(--card-shadow);
  transition: box-shadow 0.2s ease, background 0.2s ease;
  display: flex;
  align-items: center;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  overflow: hidden;
}

@media (hover: hover) {
  .article-list-item:hover {
    box-shadow: var(--card-shadow-hover);
    background: var(--hover-bg);
  }
}

.article-list-item a,
.article-list-item .article-link-wrapper {
  -webkit-tap-highlight-color: transparent;
}

.article-list-item:not(.rich-item) a {
  font-size: 1.05em;
  color: var(--title-color);
  text-decoration: none;
  display: block;
  width: 100%;
  padding: 10px 16px;
  transition: color 0.3s ease;
}

@media (hover: hover) {
  .article-list-item:not(.rich-item) a:hover {
    color: var(--accent-color);
  }
}

.player-content {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 680px;
  margin: 0 auto;
  pointer-events: auto;
  position: relative;
}

.track-info {
  flex: 0 1 auto;
  max-width: 200px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 0.9em;
  color: var(--meta-color);
}

.player-controls-wrapper {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.player-progress-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}


.app-container {
  padding-bottom: 26px;
  padding-top: env(safe-area-inset-top);
}

/* ========================================
   播客播放按钮样式
   ======================================== */
.podcast-play-wrapper {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 4px 10px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  vertical-align: middle;
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
  border: none;
  box-shadow: var(--card-shadow);
}

.podcast-play-wrapper:hover {
  background: var(--hover-bg);
  box-shadow: var(--card-shadow-hover);
}

.podcast-play-icon {
  background: var(--accent-color);
  border: none;
  padding: 0;
  margin: 0;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.podcast-play-icon svg {
  width: 14px;
  height: 14px;
  margin-left: 0px;
}

.podcast-play-text {
  font-weight: 600;
  font-size: 0.82em;
  color: var(--accent-color);
}

.article-footer {
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.article-nav-link {
  display: inline-block;
  padding: 6px 12px;
  border: none;
  border-radius: var(--radius);
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.82em;
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
  background: var(--card-bg);
  box-shadow: var(--card-shadow);
  white-space: nowrap;
}

.article-nav-link:hover {
  background: var(--hover-bg);
  box-shadow: var(--card-shadow-hover);
}

.player-nav-btn {
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  color: var(--text-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s ease, background-color 0.2s ease;
}

.player-nav-btn:hover {
  color: var(--accent-color);
  background-color: var(--hover-bg);
}

.player-nav-btn svg {
  width: 22px;
  height: 22px;
}

.player-close-btn {
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--meta-color);
  opacity: 0.7;
  transition: color 0.2s ease, opacity 0.2s ease, background-color 0.2s ease;
  margin-left: -2px;
  flex-shrink: 0;
}

.player-close-btn:hover {
  color: var(--accent-color);
  opacity: 1;
  background-color: var(--hover-bg);
}

.player-close-btn svg {
  width: 18px;
  height: 18px;
}

/* ========================================
   分页控制
   ======================================== */
.pagination-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 14px;
}

.pagination-controls button {
  background: var(--card-bg);
  border: none;
  border-radius: var(--radius);
  padding: 6px 12px;
  font-size: 0.82em;
  font-weight: 600;
  color: var(--accent-color);
  cursor: pointer;
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
  box-shadow: var(--card-shadow);
  line-height: 1.7;
  font-family: inherit;
  -webkit-tap-highlight-color: transparent;
}

@media (hover: hover) {
  .pagination-controls button:hover:not(:disabled) {
    background: var(--hover-bg);
    box-shadow: var(--card-shadow-hover);
  }
}

.pagination-controls button:active:not(:disabled) {
  background: var(--hover-bg);
  box-shadow: var(--card-shadow-hover);
}

.pagination-controls button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination-info {
  font-size: 0.9em;
  color: var(--meta-color);
  font-weight: 500;
}

/* ========================================
   骨架屏加载样式
   ======================================== */
.skeleton {
  animation: skeleton-loading 1s linear infinite alternate;
  border-radius: var(--radius);
  opacity: 0.7;
}

.skeleton-back-link {
  width: 100px;
  height: 30px;
  margin-bottom: 20px;
}

.skeleton-title {
  width: 90%;
  height: 2.4em;
  margin-bottom: 8px;
}

.skeleton-meta {
  width: 60%;
  height: 1em;
}

.skeleton-text {
  width: 100%;
  height: 1.2em;
  margin-top: 1em;
}

.skeleton-text:first-child {
  margin-top: 2em;
}

.skeleton-text:last-child {
  width: 70%;
}

.skeleton-pre-title {
  width: 40%;
  max-width: 280px;
  height: 1em;
  margin-bottom: 0.7em;
}

.skeleton-main-title {
  width: 60%;
  max-width: 400px;
  height: 2.5em;
  margin-bottom: 2em;
}

.skeleton-list-item {
  height: 1.1em;
  padding: 10px 16px;
  margin: 0;
  background-clip: content-box;
}

.skeleton.skeleton-list-item-content {
  border-radius: 999px;
  background-clip: content-box;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  padding-top: 0;
  padding-bottom: 0;
}

@keyframes skeleton-loading {
  0% {
    background-color: hsl(38, 25%, 85%);
  }

  100% {
    background-color: hsl(38, 25%, 95%);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(15px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========================================
   内容组件样式（高亮列表、观点卡片、时间线等）
   ======================================== */
.content-highlights-list {
  margin: 0.8em 0;
  margin-top: -2px;
  margin-bottom: 20px;
  padding-left: 0;
  list-style-type: none;
  margin-left: -20px;
}

.content-highlights-list li {
  position: relative;
  margin-bottom: 12px;
  padding-left: 28px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-color);
}

.content-highlights-list .bullet {
  position: absolute;
  left: 0;
  top: 5px;
  width: 18px;
  height: 18px;
  background-color: var(--accent-color);
  border-radius: 50%;
  color: #ffffff;
  text-align: center;
  line-height: 18px;
  font-size: 13px;
  font-weight: 600;
}

.content-viewpoint-container {
  margin: 0.8em 0;
  margin-top: -5px;
  margin-bottom: 20px;
  text-align: left;
  font-size: 0;
  overflow-x: auto;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
}

.content-viewpoint-item {
  display: inline-block;
  vertical-align: top;
  width: 200px;
  margin: 10px;
  text-align: left;
}

.content-viewpoint-card {
  padding: 16px;
  background: var(--card-bg);
  border-radius: var(--radius);
  border: none;
  box-shadow: var(--card-shadow);
  white-space: normal;
  overflow-wrap: break-word;
}

.content-viewpoint-card .source {
  margin: 0 0 10px 0;
  font-size: 17px;
  font-weight: 600;
  color: var(--title-color);
  line-height: 1.5;
}

.content-viewpoint-card .text {
  margin: 0;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text-color);
}

.content-timeline-container {
  margin: 20px 0;
  margin-top: -8px;
  box-sizing: border-box;
}

.content-timeline-container *,
.content-timeline-container *::before,
.content-timeline-container *::after {
  box-sizing: border-box;
}

.content-timeline {
  position: relative;
  list-style-type: none;
  margin: 0;
  padding: 0;
  margin-left: -20px;
}

.content-timeline::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 15px;
  bottom: 5px;
  width: 3px;
  background-color: var(--accent-color);
  opacity: 0.6;
}

.content-timeline li {
  position: relative;
  margin-bottom: 18px;
  padding-left: 32px;
}

.content-timeline .marker,
.content-timeline>li>span:first-child {
  position: absolute;
  left: 0;
  top: 5.5px;
  width: 18px;
  height: 18px;
  background-color: var(--accent-color);
  border-radius: 50%;
  color: #ffffff;
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  line-height: 18px;
}

.content-timeline>li>span:has(div) {
  display: contents;
}

.content-timeline .date {
  margin: 0 0 5px 0;
  font-size: 18px;
  font-weight: bold;
  color: var(--accent-color);
  text-align: left;
}

.content-timeline .description {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-color);
  text-align: left;
}

.content-qa-card {
  margin: 0.8em 0;
  margin-bottom: 20px;
  padding: 20px;
  background: var(--card-bg);
  border-radius: var(--radius);
  border: none;
  box-shadow: var(--card-shadow);
}

.content-qa-card .question,
.content-qa-card .answer {
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-color);
}

.content-qa-card .question {
  margin: 0 0 12px 0;
}

.content-qa-card .answer {
  margin: 0;
}

.content-info-box {
  margin: 0.8em 0;
  margin-bottom: 20px;
  padding: 20px;
  background: color-mix(in srgb, var(--accent-color), transparent 96%);
  border-radius: var(--radius);
  border: none;
  box-shadow: var(--card-shadow);
}

.content-info-box p {
  margin: 0;
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-color);
}

.content-source-container {
  margin: 20px 0;
  border-top: 1px solid var(--border-color);
}

.content-source-item {
  margin-bottom: 2px;
}

.content-source-item:last-child {
  margin-bottom: 0;
}

.content-source-item a {
  text-decoration: none;
  display: inline-block;
  padding: 3px 6px;
  border-radius: 6px;
  transition: background-color 0.2s ease;
  line-height: 1;
}

.content-source-item a:hover {
  background-color: var(--hover-bg);
}

.content-source-item table {
  width: 100%;
  border-spacing: 0;
}

.content-source-item .favicon-cell {
  padding-right: 10px;
  vertical-align: middle;
  width: 20px;
}

.content-source-item .favicon {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  vertical-align: middle;
  transform: translateY(-2px);
}

.content-source-item .domain-cell {
  vertical-align: middle;
}

.content-source-item .domain-name {
  margin: 0;
  font-family: 'Google Sans', Roboto, Arial, sans-serif;
  font-size: 13px;
  font-weight: 600;
  color: var(--title-color);
  line-height: 1.3;
}

/* ========================================
   分类导航
   ======================================== */
.category-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 10px;
  border-bottom: none;
}

.category-button {
  padding: 4px 7px;
  border: none;
  border-radius: var(--radius);
  background: var(--card-bg);
  color: var(--text-color);
  font-size: 0.8em;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--card-shadow);
  transition: background-color 0.2s ease, box-shadow 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}

.category-button:hover:not(.active) {
  background: var(--hover-bg);
  box-shadow: var(--card-shadow-hover);
  color: var(--accent-color);
}

.category-button.active {
  background: linear-gradient(135deg, var(--accent-color) 0%, color-mix(in oklab, var(--accent-color), #ff6b6b 30%) 100%);
  color: white;
  box-shadow: 0 2px 4px rgba(139, 44, 59, 0.25), inset 0 1px 0 0 rgba(255, 255, 255, 0.35);
}

.skeleton-category-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 10px 0 10px;
}

.skeleton-category-button {
  height: 21px;
  border-radius: var(--radius);
}

/* ========================================
   富文本列表项样式
   ======================================== */
.article-list-item.rich-item {
  display: block;
  padding: 0;
}

.article-list-item.rich-item .article-link-wrapper {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  text-decoration: none;
  width: 100%;
  box-sizing: border-box;
}

.rich-item .text-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.rich-item .item-title {
  font-size: 1em;
  font-weight: 700;
  color: var(--title-color);
  line-height: 1.4;
  transition: color 0.2s ease;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
}

@media (hover: hover) {
  .article-list-item.rich-item:hover .item-title {
    color: var(--accent-color);
  }
}

.rich-item .item-summary {
  font-size: 0.85em;
  color: var(--meta-color);
  line-height: 1.5;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
}

.rich-item .item-summary.single-line {
  -webkit-line-clamp: 1;
  line-clamp: 1;
}

.rich-item .image-container {
  flex-shrink: 0;
  width: 65px;
  height: 65px;
  border-radius: 12px;
  background-color: var(--border-color);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.rich-item .image-container::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 12px;
  box-shadow: none;
  pointer-events: none;
  z-index: 2;
}

.rich-item .image-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--accent-color);
  -webkit-mask-image: url("data:image/svg+xml,%3csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3e%3ctext x='50%25' y='50%25' text-anchor='middle' dominant-baseline='central' font-size='24' fill='white'%3e✦%3c/text%3e%3c/svg%3e");
  mask-image: url("data:image/svg+xml,%3csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3e%3ctext x='50%25' y='50%25' text-anchor='middle' dominant-baseline='central' font-size='24' fill='white'%3e✦%3c/text%3e%3c/svg%3e");
  -webkit-mask-size: 36px 36px;
  mask-size: 36px 36px;
  -webkit-mask-position: center;
  mask-position: center;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  opacity: 0.8;
}

.rich-item .item-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: relative;
  z-index: 1;
  background: var(--card-bg);
  color: transparent;
}

.article-list-item.last-visited>a.summary-title {
  color: var(--accent-color);
}

.article-list-item.rich-item.last-visited .item-title {
  color: var(--accent-color);
}

/* ========================================
   响应式设计 - 桌面端
   ======================================== */
@media (min-width: 1024px) {
  body.article-view-active .app-container {
    padding-bottom: 6px;
  }

  .page-container {
    display: none;
    justify-content: center;
    align-items: flex-start;
    gap: 30px;
    padding: 10px 24px;
    overflow-y: auto;
  }

  .sidebar {
    display: block;
    position: sticky;
    top: 10px;
    flex: 0 0 280px;
    height: calc(100vh - 80px);
    overflow-y: auto;
    overflow-x: hidden;
    padding-bottom: 80px;
    box-sizing: border-box;
  }

  body.player-active .sidebar {
    height: calc(100vh - 95px);
  }

  .main-content {
    flex-basis: 680px;
    max-width: 680px;
    padding: 0;
    margin: 0;
    width: auto;
  }

  .article-content {
    font-size: 1.0625em;
  }

  .player-play-btn {
    width: 36px;
    height: 36px;
  }

  .player-play-btn svg {
    width: 18px;
    height: 18px;
  }

  .article-list-item a {
    transition: color 0.2s ease;
  }

  .article-list-item a:hover {
    transform: none;
  }

  body.player-active .page-container {
    padding-bottom: 60px;
  }

  .sidebar-header-sticky {
    position: -webkit-sticky;
    position: sticky;
    top: 0;
    z-index: 10;
    background-color: var(--bg-color);
    padding-top: 0;
    padding-bottom: 0.8rem;
  }

  .sidebar-header-sticky h2 {
    font-family: 'Songti SC', 'Noto Serif SC', 'SimSun', 'FangSong', Georgia, serif;
    color: var(--title-color);
    font-weight: 800;
    font-size: 1.6em;
    margin-top: 0 !important;
    margin-bottom: 6px;
  }

  .sidebar-category-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 3px;
    margin-top: 0;
    margin-bottom: 0;
  }

  .sidebar-category-button {
    padding: 4px 7px;
    border: none;
    border-radius: var(--radius);
    background: var(--card-bg);
    color: var(--text-color);
    font-size: 0.7em;
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--card-shadow);
    transition: background-color 0.2s ease, box-shadow 0.2s ease, color 0.2s ease;
    white-space: nowrap;
  }

  .sidebar-category-button:hover:not(.active) {
    background: var(--hover-bg);
    box-shadow: var(--card-shadow-hover);
    color: var(--accent-color);
  }

  .sidebar-category-button.active {
    background: linear-gradient(135deg, var(--accent-color) 0%, color-mix(in oklab, var(--accent-color), #ff6b6b 30%) 100%);
    color: white;
    box-shadow: 0 2px 4px rgba(139, 44, 59, 0.25), inset 0 1px 0 0 rgba(255, 255, 255, 0.35);
  }
}

/* ========================================
   响应式设计 - 移动端
   ======================================== */
@media (max-width: 1024px) {
  .podcast-play-text {
    font-size: 0.9em;
  }

  .persistent-player-container {
    padding-top: 5px;
    padding-left: 5px;
    padding-right: 5px;
  }

  .player-content {
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 4px 6px;
    padding: 0 10px;
  }

  .player-progress-wrapper {
    order: 1;
    flex-basis: 100%;
    max-width: none;
    padding: 0 10px;
    margin-bottom: 2px;
  }

  .player-controls-wrapper {
    order: 2;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 2px;
    flex-shrink: 0;
  }

  .player-nav-btn {
    padding: 4px;
  }

  .player-nav-btn svg {
    width: 18px;
    height: 18px;
  }

  .track-info {
    order: 3;
    flex: 1 1 0;
    min-width: 0;
    text-align: left;
    font-size: 0.8em;
    padding-left: 4px;
    padding-right: 4px;
  }

  .player-play-btn {
    width: auto;
    height: auto;
    background: none;
    border: none;
    padding: 4px;
    border-radius: 50%;
  }

  .player-play-btn svg {
    width: 18px;
    height: 18px;
    color: var(--text-color);
  }

  .player-close-btn {
    order: 4;
    position: static;
    transform: none;
    width: 28px;
    height: 28px;
    padding: 4px;
    background-color: transparent;
    border: none;
    opacity: 1;
    flex-shrink: 0;
    border-radius: 50%;
  }

  .player-close-btn svg {
    width: 18px;
    height: 18px;
    color: var(--meta-color);
    opacity: 0.7;
  }

  .player-close-btn:hover {
    background-color: var(--hover-bg);
    transform: none;
  }

  .player-close-btn:hover svg {
    opacity: 1;
    color: var(--accent-color);
  }

  .persistent-player-container.hidden .player-close-btn {
    display: none;
  }

  body.player-active .page-container .article-footer {
    margin-bottom: 80px;
  }

  body.player-active .page-container .main-content {
    padding-bottom: calc(20px + env(safe-area-inset-bottom, 0px));
  }
}

/* ========================================
   深色模式
   ======================================== */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-color: #1a1816;

    --card-bg: rgba(35, 32, 28, 0.85);

    --text-color: #efe8de;

    --title-color: #f7f3ee;

    --meta-color: #a89f93;

    --accent-color: #e07878;

    --border-color: rgba(255, 255, 255, 0.08);

    --hover-bg: rgba(255, 255, 255, 0.04);

    --card-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), inset 0 1px 0 0 rgba(255, 255, 255, 0.1), inset 1px 0 0 0 rgba(255, 255, 255, 0.05);

    --card-shadow-hover: inset 0 1px 0 0 rgba(255, 255, 255, 0.15), inset 1px 0 0 0 rgba(255, 255, 255, 0.08);

  }


  .back-link,
  .article-nav-link,
  .pagination-controls button,
  .category-button,
  .podcast-play-wrapper,
  .back-to-main-btn,
  .clear-date-filter-btn {
    background: var(--card-bg);
    border: none;
    box-shadow: var(--card-shadow);
  }

  .back-link:hover,
  .article-nav-link:hover,
  .pagination-controls button:hover:not(:disabled),
  .category-button:hover:not(.active),
  .podcast-play-wrapper:hover,
  .back-to-main-btn:hover,
  .clear-date-filter-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    box-shadow: var(--card-shadow-hover);
  }

  .category-button.active {
    background: linear-gradient(135deg, var(--accent-color) 0%, #c45858 100%);
    box-shadow: 0 2px 4px rgba(224, 120, 120, 0.3), inset 0 1px 0 0 rgba(255, 255, 255, 0.2);
  }


  .main-header {
    background: rgba(35, 32, 28, 0.85);
    border: none;
    box-shadow: var(--card-shadow);
  }

  .main-header::before {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.03) 0%, transparent 100%);
  }


  .article-list-item {
    background: var(--card-bg);
    border: none;
    box-shadow: var(--card-shadow);
  }

  .article-list-item::before {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.03) 0%, transparent 100%);
  }

  @media (hover: hover) {
    .article-list-item:hover {
      background: rgba(255, 255, 255, 0.08);
      box-shadow: var(--card-shadow-hover);
    }
  }


  .persistent-player-container {
    background: var(--bg-color);
    box-shadow: inset 0 1px 0 0 rgba(255, 255, 255, 0.1);
  }

  .article-content blockquote {
    color: var(--meta-color);
    background-color: color-mix(in srgb, var(--accent-color), transparent 92%);
    border-left-color: var(--accent-color);
  }

  .sidebar-nav-item a:hover,
  .player-nav-btn:hover {
    background-color: rgba(255, 255, 255, 0.08);
  }

  @keyframes skeleton-loading {
    0% {
      background-color: hsl(30, 8%, 20%);
    }

    100% {
      background-color: hsl(30, 8%, 28%);
    }
  }

  .content-info-box {
    background: color-mix(in srgb, var(--accent-color), transparent 92%);
    box-shadow: var(--card-shadow);
  }

  .content-viewpoint-card,
  .content-qa-card {
    background: var(--card-bg);
    border: none;
    box-shadow: var(--card-shadow);
  }

  .rich-item .image-container {
    background-color: rgba(255, 255, 255, 0.05);
  }

  .rich-item .image-container::after {
    box-shadow: inset 0 1px 0 0 rgba(255, 255, 255, 0.3), inset 1px 0 0 0 rgba(255, 255, 255, 0.15);
  }

  .article-content img:not(.favicon) {
    box-shadow: 0 -0.8px 0 0 rgba(255, 255, 255, 0.25), -0.8px 0 0 0 rgba(255, 255, 255, 0.18);
  }

  .sidebar-category-button {
    box-shadow: var(--card-shadow);
  }

  .sidebar-category-button:hover:not(.active) {
    background: rgba(255, 255, 255, 0.1);
    box-shadow: var(--card-shadow-hover);
  }

  .sidebar-category-button.active {
    box-shadow: inset 0 1px 0 0 rgba(255, 255, 255, 0.2);
  }

  .sidebar-nav-item.active a {
    border: none;
    box-shadow: var(--card-shadow-hover);
  }

  .search-dialog-content {
    box-shadow: var(--card-shadow);
  }
}

/* ========================================
   滚动条样式
   ======================================== */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--meta-color) transparent;
}

*::-webkit-scrollbar {
  height: 8px;
  width: 8px;
}

*::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.15);
  border-radius: var(--radius);
}

@media (prefers-color-scheme: dark) {
  *::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
  }
}

.player-progress-bar::-webkit-slider-runnable-track,
.player-progress-bar::-webkit-slider-thumb {
  -webkit-user-select: none;
  user-select: none;
}

.view-hidden {
  display: none !important;
}

/* ========================================
   页面切换动画
   ======================================== */
.page-container {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 100;
  background-color: var(--bg-color);
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
  display: none;
}

.page-container.slide-in {
  transform: translateX(0);
}

.page-container.slide-out {
  transform: translateX(100%);
  pointer-events: none;
}

.page-container .main-content {
  height: 100%;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-y: contain;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: 26px;
  padding-left: 24px;
  padding-right: 24px;
}

@media (max-width: 1023px) {
  .page-container .sidebar {
    display: none !important;
  }

  .page-container .main-content {
    width: 100%;
    max-width: 100%;
    flex-basis: 100%;
  }
}

@media (min-width: 1024px) {
  .page-container .main-content {
    padding-left: 0;
    padding-right: 0;
    height: auto;
    overflow-y: visible;
  }
}

#list-view-container {
  display: block;
}

body.article-view-active #list-view-container {
  pointer-events: none;
}

.main-header {
  position: relative;
}

.refresh-list-btn {
  position: absolute;
  top: 14px;
  right: 12px;
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
  border-radius: 50%;
  color: color-mix(in srgb, var(--meta-color) 50%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s ease, background-color 0.2s ease;
}

.refresh-list-btn:hover:not(.is-loading) {
  color: var(--accent-color);
  background-color: var(--hover-bg);
  transform: rotate(90deg);
}

.refresh-list-btn svg {
  width: 20px;
  height: 20px;
}

.refresh-list-btn.is-loading {
  animation: spin 1s linear infinite;
  pointer-events: none;
  color: var(--accent-color);
}

.refresh-list-btn:focus-visible {
  outline: 2px solid color-mix(in oklab, var(--accent-color), transparent 45%);
  outline-offset: 2px;
}

.header-btn-group {
  position: absolute;
  top: 14px;
  right: 12px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.header-btn-group .refresh-list-btn {
  position: static;
}

.calendar-btn {
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
  border-radius: 50%;
  color: color-mix(in srgb, var(--meta-color) 50%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s ease, background-color 0.2s ease;
}

.calendar-btn:hover {
  color: var(--accent-color);
  background-color: var(--hover-bg);
}

.calendar-btn svg {
  width: 20px;
  height: 20px;
}

.calendar-btn:focus-visible {
  outline: 2px solid color-mix(in oklab, var(--accent-color), transparent 45%);
  outline-offset: 2px;
}

/* ========================================
   日历弹窗
   ======================================== */
.calendar-popup {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2000;
  display: none;
  visibility: hidden;
  align-items: flex-start;
  justify-content: center;
  animation: fadeIn 0.2s ease-out;
}

.calendar-popup.is-active {
  display: flex;
  visibility: visible;
}

.calendar-popup:not(.is-active) .calendar-popup-overlay {
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.calendar-popup-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(37, 34, 32, 0.2);
  cursor: pointer;
}

.calendar-popup.is-active .calendar-popup-overlay {
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

@media (prefers-color-scheme: dark) {
  .calendar-popup-overlay {
    background-color: rgba(0, 0, 0, 0.3);
  }
}

.calendar-popup-content {
  position: relative;
  z-index: 1;
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  width: calc(100% - 24px);
  max-width: 340px;
  margin-top: 15vh;
  padding: 16px;
}

.calendar-popup.is-active .calendar-popup-content {
  backdrop-filter: blur(var(--glass-blur)) saturate(180%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(180%);
}

.calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.calendar-month-year {
  font-weight: 700;
  font-size: 1.1em;
  color: var(--title-color);
}

.calendar-nav-btn {
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
  border-radius: 50%;
  color: var(--meta-color);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s ease, background-color 0.2s ease;
}

.calendar-nav-btn:hover {
  color: var(--accent-color);
  background-color: var(--hover-bg);
}

.calendar-nav-btn svg {
  width: 20px;
  height: 20px;
}

.calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
  font-size: 0.75em;
  color: var(--meta-color);
  margin-bottom: 8px;
  font-weight: 600;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.calendar-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9em;
  border-radius: 50%;
  color: var(--text-color);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.calendar-day.empty {
  visibility: hidden;
}

.calendar-day.has-articles {
  background-color: color-mix(in srgb, var(--accent-color), transparent 85%);
  color: var(--accent-color);
  font-weight: 600;
  cursor: pointer;
}

.calendar-day.has-articles:hover {
  background-color: var(--accent-color);
  color: white;
}

.calendar-day.today {
  border: 2px solid var(--accent-color);
}

.calendar-day.today.has-articles {
  border: 2px solid var(--accent-color);
}

.calendar-day.selected {
  background-color: var(--accent-color);
  color: white;
  font-weight: 600;
}

.date-filter-indicator {
  display: none;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-color);
  gap: 12px;
}

.date-filter-text {
  font-size: 0.95em;
  color: var(--accent-color);
  font-weight: 600;
}

.clear-date-filter-btn {
  background: var(--card-bg);
  border: none;
  border-radius: var(--radius);
  padding: 2px 12px;
  font-size: 0.82em;
  font-weight: 600;
  color: var(--accent-color);
  cursor: pointer;
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
  box-shadow: var(--card-shadow);
  line-height: 1.7;
  font-family: inherit;
  white-space: nowrap;
}

.clear-date-filter-btn:hover {
  background: var(--hover-bg);
  box-shadow: var(--card-shadow-hover);
}

.calendar-loading {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px 20px;
  color: var(--meta-color);
  font-size: 0.9em;
  white-space: nowrap;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 10px 0;
  gap: 12px;
}

.nav-container .category-nav {
  margin: 0;
  flex-grow: 1;
}

/* ========================================
   搜索对话框
   ======================================== */
.search-trigger-wrapper {
  margin-left: auto;
}

#search-trigger-btn {
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  flex-shrink: 0;
  height: 29px;
  width: 29px;
  box-sizing: border-box;
}

#search-trigger-btn svg {
  width: 1.1em;
  height: 1.1em;
}

#search-dialog {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2000;
  display: none;
  visibility: hidden;
  align-items: flex-start;
  justify-content: center;
  animation: fadeIn 0.2s ease-out;
}

#search-dialog.is-active {
  display: flex;
  visibility: visible;
}

#search-dialog:not(.is-active) .search-dialog-overlay {
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.search-dialog-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(37, 34, 32, 0.2);
  cursor: pointer;
}

#search-dialog.is-active .search-dialog-overlay {
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

@media (prefers-color-scheme: dark) {
  .search-dialog-overlay {
    background-color: rgba(0, 0, 0, 0.3);
  }
}

.search-dialog-content {
  position: relative;
  z-index: 1;
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  width: calc(100% - 24px);
  max-width: 600px;
  margin-top: 10vh;
  overflow: visible;
}

#search-dialog.is-active .search-dialog-content {
  backdrop-filter: blur(var(--glass-blur)) saturate(180%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(180%);
}

.search-wrapper {
  position: relative;
  padding: 0;
}

#site-search-input {
  width: 100%;
  padding: 12px 80px 12px 16px;
  font-size: 1em;
  border: none;
  border-radius: var(--radius);
  background: transparent;
  color: var(--text-color);
  box-sizing: border-box;
  box-shadow: none;
  transition: box-shadow 0.2s ease, background 0.2s ease;
}

#site-search-input:hover {
  box-shadow: var(--card-shadow-hover);
}

#site-search-input:focus {
  outline: none;
  box-shadow: var(--card-shadow-hover);
}

#site-search-input::-webkit-search-cancel-button {
  -webkit-appearance: none;
  display: none;
}

.search-submit-btn,
#search-close-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  color: var(--meta-color);
  transition: color 0.2s ease, opacity 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

@media (hover: hover) {

  .search-submit-btn:hover,
  #search-close-btn:hover {
    color: var(--accent-color);
  }
}

.search-submit-btn:active,
#search-close-btn:active {
  color: var(--accent-color);
}

#search-close-btn {
  right: 12px;
}

.search-submit-btn {
  right: 44px;
}

.search-submit-btn svg,
#search-close-btn svg {
  width: 20px;
  height: 20px;
}

#site-search-results {
  border-top: 1px solid var(--border-color);
  max-height: 60vh;
  overflow-y: auto;
}

.search-results-list {
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.search-result-item {
  display: block;
  padding: 10px 12px;
  text-decoration: none;
  border-radius: var(--radius);
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  background: var(--card-bg);
  box-shadow: var(--card-shadow);
  backdrop-filter: blur(var(--glass-blur)) saturate(180%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(180%);
}

@media (hover: hover) {
  .search-result-item:hover {
    background-color: var(--hover-bg);
    box-shadow: var(--card-shadow-hover);    
  }
}

.search-result-item:active {
  background-color: var(--hover-bg);
  box-shadow: var(--card-shadow-hover);  
}

.search-result-title {
  font-weight: 700;
  color: var(--title-color);
  font-size: 1em;
  margin-bottom: 4px;
}

.search-result-snippet {
  font-size: 0.85em;
  color: var(--meta-color);
  line-height: 1.5;
}

.search-result-snippet mark,
.search-result-title mark {
  background-color: color-mix(in oklab, var(--accent-color), transparent 70%);
  color: var(--accent-color);
  font-weight: 600;
  padding: 1px 2px;
  border-radius: 6px;
}

.search-loading,
.search-no-results,
.search-error {
  padding: 20px;
  text-align: center;
  color: var(--meta-color);
  font-size: 0.9em;
}

/* ========================================
   延迟加载/骨架屏样式
   ======================================== */
.deferred-item .image-container.skeleton {
  min-height: 62px;
}

.deferred-item .item-summary.skeleton {
  background-color: #f0f0f0;
  border-radius: var(--radius);
}

.skeleton-item .skeleton {
  background-color: hsl(38, 25%, 90%);
}

.skeleton-item .item-title.skeleton {
  height: 1.2em;
  width: 85%;
  margin-bottom: 8px;
  border-radius: var(--radius);
}

.skeleton-item .item-summary.skeleton {
  height: 1em;
  border-radius: var(--radius);
}

.skeleton-item .item-summary.skeleton:nth-of-type(1) {
  width: 95%;
}

.skeleton-item .item-summary.skeleton:nth-of-type(2) {
  width: 70%;
}

@media (prefers-color-scheme: dark) {
  .skeleton-item .skeleton {
    background-color: hsl(30, 8%, 25%);
  }

  .deferred-item .item-summary.skeleton {
    background-color: hsl(30, 8%, 25%);
  }
}

/* ========================================
   归档功能样式
   ======================================== */

.archive-entry {
  text-align: center;
  padding: 30px 20px;
  margin-top: 20px;
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
}

.archive-entry p {
  margin: 0 0 15px;
  color: var(--meta-color);
  font-size: 1em;
}

.archive-entry strong {
  color: var(--accent-color);
}

.archive-btn {
  display: inline-block;
  padding: 12px 24px;
  background: var(--accent-color);
  color: white;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95em;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
  box-shadow: 0 2px 8px rgba(139, 44, 59, 0.3);
}

.archive-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(139, 44, 59, 0.4);
  background: color-mix(in oklab, var(--accent-color), black 10%);
}

.archive-header h1::before {
  content: '📦';
  margin-right: 0.4em;
}

.archive-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2px;
}

.archive-top-row .pre-title {
  margin: 0;
}

.back-to-main-btn {
  background: var(--card-bg);
  border: none;
  border-radius: var(--radius);
  padding: 2px 12px;
  font-size: 0.82em;
  font-weight: 600;
  color: var(--accent-color);
  cursor: pointer;
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
  box-shadow: var(--card-shadow);
  line-height: 1.7;
  font-family: inherit;
  text-decoration: none;
  white-space: nowrap;
}

.back-to-main-btn:hover {
  background: var(--hover-bg);
  box-shadow: var(--card-shadow-hover);
}

@media (prefers-color-scheme: dark) {
  .archive-btn {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
  }

  .archive-btn:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
  }
}

/* ========================================
   下拉刷新
   ======================================== */
.pull-to-refresh-indicator {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--meta-color);
  height: 0;
  overflow: hidden;
  opacity: 0;
  transition: height 0.25s cubic-bezier(0.4, 0, 0.2, 1),
    opacity 0.2s ease;
}

.pull-to-refresh-indicator.visible {
  height: 40px;
  opacity: 1;
}

.pull-to-refresh-indicator .refresh-icon {
  width: 22px;
  height: 22px;
  opacity: 0.4;
  transition: opacity 0.2s ease;
}

.pull-to-refresh-indicator.ready .refresh-icon {
  opacity: 0.7;
}

.pull-to-refresh-indicator.refreshing .refresh-icon {
  opacity: 0.6;
  animation: ptr-spin 0.8s linear infinite;
}

#title-list-container {
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

#title-list-container.pulling {
  will-change: transform;
  transition: none;
}

@keyframes ptr-spin {
  to {
    transform: rotate(360deg);
  }
}