/* ===========================================================
   style.css — 亚克力毛玻璃播客风格
   =========================================================== */

/* ===========================================================
   CSS 变量 —— 统一管理玻璃材质与主题色
   =========================================================== */
:root {
  /* 玻璃面板 */
  --glass-bg: rgba(255, 255, 255, 0.15);
  --glass-bg-hover: rgba(255, 255, 255, 0.22);
  --glass-border: rgba(255, 255, 255, 0.25);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
  --glass-blur: blur(12px);

  /* 文字 */
  --text-primary: #fff;
  --text-secondary: rgba(255, 255, 255, 0.82);
  --text-tertiary: rgba(255, 255, 255, 0.58);
  --text-shadow: 0 1px 3px rgba(0, 0, 0, 0.35);
  --text-shadow-strong: 0 1px 4px rgba(0, 0, 0, 0.5);

  /* 强调色 */
  --accent: #f4a261;
  --accent-hover: #e09150;

  /* 标签 */
  --tag-bg: rgba(255, 255, 255, 0.15);
  --tag-text: rgba(255, 255, 255, 0.85);
  --tag-active-bg: var(--accent);
  --tag-active-text: #1a1a1a;

  /* 按钮 & 输入 */
  --btn-glass-bg: rgba(255, 255, 255, 0.12);
  --btn-glass-border: rgba(255, 255, 255, 0.18);
  --btn-glass-hover: rgba(255, 255, 255, 0.2);

  /* 分割线 */
  --divider: rgba(255, 255, 255, 0.15);

  /* 展开面板 */
  --expand-bg: rgba(255, 255, 255, 0.08);

  /* 灯箱 */
  --overlay-bg: rgba(0, 0, 0, 0.88);

  /* 缩略图底 */
  --thumbnail-bg: rgba(255, 255, 255, 0.1);

  /* 主题切换按钮 */
  --toggle-bg: rgba(255, 255, 255, 0.18);
  --toggle-border: rgba(255, 255, 255, 0.25);
  --toggle-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);

  /* 加载器 */
  --spinner-track: rgba(255, 255, 255, 0.2);
}

body.dark {
  --glass-bg: rgba(0, 0, 0, 0.3);
  --glass-bg-hover: rgba(0, 0, 0, 0.38);
  --glass-border: rgba(255, 255, 255, 0.12);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
  --glass-blur: blur(14px);

  --text-primary: #ede7dd;
  --text-secondary: rgba(237, 231, 221, 0.78);
  --text-tertiary: rgba(237, 231, 221, 0.5);
  --text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
  --text-shadow-strong: 0 1px 4px rgba(0, 0, 0, 0.75);

  --accent: #f4a261;
  --accent-hover: #e09150;

  --tag-bg: rgba(255, 255, 255, 0.08);
  --tag-text: rgba(237, 231, 221, 0.75);
  --tag-active-bg: var(--accent);
  --tag-active-text: #1a1a1a;

  --btn-glass-bg: rgba(255, 255, 255, 0.07);
  --btn-glass-border: rgba(255, 255, 255, 0.1);
  --btn-glass-hover: rgba(255, 255, 255, 0.14);

  --divider: rgba(255, 255, 255, 0.08);

  --expand-bg: rgba(0, 0, 0, 0.2);

  --overlay-bg: rgba(0, 0, 0, 0.93);

  --thumbnail-bg: rgba(255, 255, 255, 0.06);

  --toggle-bg: rgba(0, 0, 0, 0.3);
  --toggle-border: rgba(255, 255, 255, 0.12);
  --toggle-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);

  --spinner-track: rgba(255, 255, 255, 0.1);
}

/* ===========================================================
   全局重置
   =========================================================== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

/* ===========================================================
   全屏固定背景
   =========================================================== */
body {
  position: relative;
  min-height: 100vh;
  background-image: url('./bg.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  background-repeat: no-repeat;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", sans-serif;
  color: var(--text-primary);
  line-height: 1.7;
  transition: color 0.3s ease;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 背景暗色叠加层 —— 确保浅色玻璃上的白字可读 */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  background: rgba(0, 0, 0, 0.28);
  pointer-events: none;
}

body.dark::before {
  background: rgba(0, 0, 0, 0.5);
}

/* ===========================================================
   主容器 —— 最大宽度 800px 居中
   =========================================================== */
.container {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

/* ===========================================================
   亚克力主题切换按钮
   =========================================================== */
.theme-toggle {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 100;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--toggle-border);
  background: var(--toggle-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: var(--toggle-shadow);
  cursor: pointer;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.theme-toggle:hover {
  transform: scale(1.12);
  background: var(--glass-bg-hover);
}

.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
  position: absolute;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

body.dark .icon-sun {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}

body:not(.dark) .icon-moon {
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}

/* ===========================================================
   频道头部 —— 亚克力玻璃面板
   =========================================================== */
.channel-header {
  text-align: center;
  padding: 36px 32px 40px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  box-shadow: var(--glass-shadow);
  margin-bottom: 32px;
}

.channel-avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 20px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  border: 3px solid rgba(255, 255, 255, 0.3);
}

.channel-name {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
  text-shadow: var(--text-shadow-strong);
}

.channel-handle {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin-bottom: 16px;
  font-weight: 400;
  text-shadow: var(--text-shadow);
}

.channel-bio {
  font-size: 0.95rem;
  color: var(--text-secondary);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.8;
  text-shadow: var(--text-shadow);
}

/* BGM 音乐播放按钮 —— 固定在暗黑切换按钮下方 */
#bgm-toggle {
  position: fixed;
  top: 76px;
  right: 24px;
  z-index: 100;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--toggle-border);
  background: var(--toggle-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: var(--text-primary);
  font-size: 18px;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: transform 0.3s ease, background 0.25s ease, box-shadow 0.25s ease;
  text-shadow: var(--text-shadow);
  box-shadow: var(--toggle-shadow);
  padding: 0;
}

#bgm-toggle:hover {
  transform: scale(1.1);
  background: var(--glass-bg-hover);
}

#bgm-toggle:active {
  transform: scale(0.95);
}

/* 切歌按钮 */
#bgm-skip {
  position: fixed;
  top: 128px;
  right: 24px;
  z-index: 100;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--toggle-border);
  background: var(--toggle-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: var(--text-primary);
  font-size: 18px;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: transform 0.3s ease, background 0.25s ease, box-shadow 0.25s ease;
  text-shadow: var(--text-shadow);
  box-shadow: var(--toggle-shadow);
  padding: 0;
}

#bgm-skip:hover {
  transform: scale(1.1);
  background: var(--glass-bg-hover);
}

#bgm-skip:active {
  transform: scale(0.95);
}

/* ===========================================================
   视图切换 —— 淡入淡出
   =========================================================== */
#list-view,
#detail-view {
  transition: opacity 0.35s ease;
}

#list-view.fade-out,
#detail-view.fade-out {
  opacity: 0;
  pointer-events: none;
}

#detail-view.hidden {
  display: none;
}

/* ===========================================================
   详情视图容器 —— 全屏覆盖层
   =========================================================== */
#detail-view {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: 500;
  overflow-y: auto;
  padding: 0;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

/* ===========================================================
   返回按钮 —— 极简直角深色
   =========================================================== */
.detail-back {
  position: fixed;
  top: 20px;
  left: 24px;
  z-index: 998;
  padding: 8px 18px;
  border: none;
  border-radius: 0;
  background: #1a1a1a;
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: 4px 4px 0px rgba(0, 0, 0, 0.2);
}

.detail-back:hover {
  background: #333;
  transform: translate(-1px, -1px);
  box-shadow: 6px 6px 0px rgba(0, 0, 0, 0.2);
}

/* ===========================================================
   纸张容器 —— 从底部快速滑入
   =========================================================== */
.detail-paper {
  max-width: 780px;
  margin: 20px auto 60px;
  background: #fdfdfd;
  border-radius: 0 !important;
  box-shadow: 10px 10px 0px rgba(0, 0, 0, 0.8);
  padding: 48px 44px;
  animation: paperSlideUp 0.45s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  font-family: "SimSun", "STSong", "Songti SC", "Noto Serif SC", serif;
}

@keyframes paperSlideUp {
  from {
    opacity: 0;
    transform: translateY(120px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---- 纸张头部信息 ---- */
.detail-paper__title {
  font-size: 1.75rem;
  font-weight: 800;
  color: #222;
  line-height: 1.3;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.detail-paper__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 2px solid #1a1a1a;
}

.detail-paper__date {
  font-size: 0.85rem;
  color: #666;
  font-weight: 400;
}

.detail-paper__tag {
  display: inline-block;
  padding: 3px 10px;
  border: 1.5px solid #1a1a1a;
  color: #1a1a1a;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ---- 正文内容 ---- */
.detail-paper__body {
  font-size: 17px;
  color: #222;
  line-height: 1.9;
  margin-bottom: 36px;
  font-weight: 400;
  text-align: justify;
}

.detail-paper__body h1 { font-size: 1.5rem; font-weight: 800; color: #111; margin: 32px 0 10px; padding-bottom: 6px; border-bottom: 2px solid #1a1a1a; }
.detail-paper__body h2 { font-size: 1.2rem; font-weight: 700; color: #111; margin: 28px 0 10px; padding-bottom: 5px; border-bottom: 1.5px solid #1a1a1a; }
.detail-paper__body h3 { font-size: 1.05rem; font-weight: 700; color: #222; margin: 22px 0 8px; }
.detail-paper__body h4 { font-size: 1rem; font-weight: 700; color: #222; margin: 18px 0 6px; }
.detail-paper__body h1:first-child,
.detail-paper__body h2:first-child,
.detail-paper__body h3:first-child { margin-top: 0; }

.detail-paper__body p { margin-bottom: 10px; text-align: justify; }
.detail-paper__body strong { color: #111; font-weight: 700; }
.detail-paper__body em { color: #333; }

.detail-paper__body a {
  color: #1a1a1a;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: #888;
}
.detail-paper__body a:hover { color: #000; text-decoration-color: #1a1a1a; }

/* 列表 */
.detail-paper__body ul,
.detail-paper__body ol { margin: 8px 0 14px; padding-left: 22px; }
.detail-paper__body li { margin-bottom: 4px; line-height: 1.8; }

/* 引用块 */
.detail-paper__body blockquote {
  margin: 16px 0;
  padding: 12px 20px;
  border-left: 4px solid #1a1a1a;
  background: #f5f5f5;
  color: #444;
  font-style: italic;
}
.detail-paper__body blockquote p { margin-bottom: 4px; }

/* 行内代码 */
.detail-paper__body code {
  padding: 2px 7px;
  font-size: 0.88em;
  background: #eee;
  color: #c7254e;
  border-radius: 3px;
  font-family: "Consolas", "Monaco", "Courier New", monospace;
  word-break: break-word;
}

/* 代码块 */
.detail-paper__body pre {
  margin: 16px 0 20px;
  padding: 0;
  border: 1px solid #ddd;
  border-radius: 0;
  overflow-x: auto;
  background: #282c34;
  font-size: 0.88rem;
  line-height: 1.6;
}

.detail-paper__body pre code {
  padding: 18px 22px;
  display: block;
  background: #282c34;
  color: #abb2bf;
  border-radius: 0;
  font-size: 0.88rem;
  white-space: pre;
}

/* 表格 */
.detail-paper__body table { width: 100%; margin: 16px 0; border-collapse: collapse; font-size: 0.9rem; }
.detail-paper__body th,
.detail-paper__body td { padding: 10px 14px; border: 1px solid #ccc; text-align: left; }
.detail-paper__body th { background: #eee; font-weight: 700; color: #111; }

/* 分割线 */
.detail-paper__body hr { margin: 28px 0; border: none; border-top: 1.5px solid #ccc; }

/* 图片 */
.detail-paper__body img { max-width: 100%; height: auto; margin: 12px 0; }

/* ---- 画廊区 ---- */
.detail-paper__gallery {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 32px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.detail-paper__gallery::-webkit-scrollbar {
  height: 4px;
}

.detail-paper__gallery::-webkit-scrollbar-thumb {
  background: #ccc;
  border-radius: 0;
}

.detail-paper__gallery-img {
  width: 140px;
  height: 90px;
  object-fit: cover;
  flex-shrink: 0;
  cursor: pointer;
  scroll-snap-align: start;
  border: 2px solid #1a1a1a;
  transition: transform 0.2s ease;
  box-shadow: 4px 4px 0px rgba(0, 0, 0, 0.3);
}

.detail-paper__gallery-img:hover {
  transform: scale(1.05);
  box-shadow: 6px 6px 0px rgba(0, 0, 0, 0.3);
}

/* ---- 下载区 ---- */
.detail-paper__downloads-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: #1a1a1a;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 1.5px solid #1a1a1a;
}

.detail-paper__downloads {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.detail-paper__dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border: 2px solid #1a1a1a;
  background: #1a1a1a;
  color: #fdfdfd;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  box-shadow: 4px 4px 0px rgba(0, 0, 0, 0.25);
}

.detail-paper__dl-btn:hover {
  background: #fdfdfd;
  color: #1a1a1a;
  transform: translate(-1px, -1px);
  box-shadow: 6px 6px 0px rgba(0, 0, 0, 0.25);
}

.detail-paper__dl-btn span {
  font-size: 0.95rem;
}

/* ===========================================================
   文章容器 —— 亚克力毛玻璃（Markdown 动态渲染）
   =========================================================== */
/*
   #detail-content 是动态文章的直接父容器。
   必须让它撑满 #detail-view，否则子元素的 margin:auto 可能失效。
*/
#detail-content {
  width: 100%;
  min-height: 100vh;
  display: block;
}

.article-glass {
  display: block;
  width: 100%;
  max-width: 800px;
  margin: 60px auto 80px;
  padding: 40px 44px;
  box-sizing: border-box;
  position: relative;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  color: rgba(255, 255, 255, 0.92);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", sans-serif;
  line-height: 1.8;
  font-size: 16px;
  animation: paperSlideUp 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---- 文章内返回链接 ---- */
.article-back-link {
  display: inline-block;
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  width: 100%;
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s ease;
}
.article-back-link:hover {
  color: var(--accent);
}

/* ---- 标题 ---- */
.article-glass h1 {
  font-size: 1.75rem;
  font-weight: 800;
  color: #fff;
  margin: 28px 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  letter-spacing: -0.02em;
}
.article-glass h1:first-child {
  margin-top: 0;
}

.article-glass h2 {
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  margin: 26px 0 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.article-glass h2:first-child {
  margin-top: 0;
}

.article-glass h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.95);
  margin: 22px 0 10px;
}
.article-glass h3:first-child {
  margin-top: 0;
}

.article-glass h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.9);
  margin: 18px 0 8px;
}
.article-glass h4:first-child {
  margin-top: 0;
}

/* ---- 段落 ---- */
.article-glass p {
  margin-bottom: 14px;
  text-align: justify;
}

/* ---- 链接 ---- */
.article-glass a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(244, 162, 97, 0.4);
  transition: text-decoration-color 0.2s;
}
.article-glass a:hover {
  text-decoration-color: var(--accent);
}

/* ---- 加粗 & 斜体 ---- */
.article-glass strong {
  color: #fff;
  font-weight: 700;
}
.article-glass em {
  color: rgba(255, 255, 255, 0.8);
}

/* ---- 列表 ---- */
.article-glass ul,
.article-glass ol {
  margin: 10px 0 16px;
  padding-left: 24px;
}
.article-glass li {
  margin-bottom: 6px;
  line-height: 1.8;
}
.article-glass li::marker {
  color: var(--accent);
}
.article-glass ul ul,
.article-glass ol ol,
.article-glass ul ol,
.article-glass ol ul {
  margin: 4px 0 6px;
}

/* ---- 引用块 ---- */
.article-glass blockquote {
  margin: 18px 0;
  padding: 14px 22px;
  border-left: 4px solid var(--accent);
  background: rgba(255, 255, 255, 0.06);
  border-radius: 0 8px 8px 0;
  color: rgba(255, 255, 255, 0.7);
  font-style: italic;
}
.article-glass blockquote p {
  margin-bottom: 6px;
}

/* ---- 行内代码 ---- */
.article-glass code {
  padding: 2px 8px;
  font-size: 0.9em;
  background: rgba(255, 255, 255, 0.1);
  color: #f4a261;
  border-radius: 4px;
  font-family: "Consolas", "Monaco", "Courier New", monospace;
  word-break: break-word;
}

/* ---- 代码块（highlight.js 渲染后） ---- */
.article-glass pre {
  margin: 18px 0 22px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  overflow-x: auto;
  background: #1e1e1e;
  font-size: 0.9rem;
  line-height: 1.7;
}
.article-glass pre code {
  padding: 18px 22px;
  display: block;
  background: transparent;
  color: inherit;
  border-radius: 0;
  font-size: 0.9rem;
  white-space: pre;
}

/* ---- 分割线 ---- */
.article-glass hr {
  margin: 30px 0;
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

/* ---- 图片 ---- */
.article-glass img {
  max-width: 100%;
  height: auto;
  margin: 14px 0;
  border-radius: 6px;
}

/* ---- 表格 ---- */
.article-glass table {
  width: 100%;
  margin: 18px 0;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.article-glass th,
.article-glass td {
  padding: 10px 14px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  text-align: left;
}
.article-glass th {
  background: rgba(255, 255, 255, 0.08);
  font-weight: 700;
  color: #fff;
}

/* ---- 响应式 ---- */
@media (max-width: 860px) {
  .article-glass {
    margin: 40px 16px 60px;
    padding: 28px 24px;
  }
  .article-glass h1 {
    font-size: 1.4rem;
  }
  .article-glass h2 {
    font-size: 1.15rem;
  }
}

/* ===========================================================
   首页文章列表 —— 亚克力毛玻璃
   =========================================================== */
.article-list-glass {
  max-width: 800px;
  margin: 0 auto;
  padding: 36px 40px;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  animation: paperSlideUp 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

.article-list__heading {
  font-size: 1.6rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 8px;
  letter-spacing: -0.03em;
}

.article-list__sub {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.article-list__link {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 20px;
  margin-bottom: 6px;
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
  transition: background 0.2s ease, transform 0.2s ease;
  border: 1px solid transparent;
}

.article-list__link:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.1);
  transform: translateX(4px);
}

.article-list__link:active {
  transform: translateX(2px);
  background: rgba(255, 255, 255, 0.03);
}

.article-list__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  transition: color 0.2s ease;
}

.article-list__link:hover .article-list__title {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.article-list__meta {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.45);
  line-height: 1.5;
}

@media (max-width: 860px) {
  .article-list-glass {
    margin: 0 16px;
    padding: 24px 20px;
  }

  .article-list__heading {
    font-size: 1.3rem;
  }

  .article-list__link {
    padding: 14px 16px;
  }
}

/* ===========================================================
   全屏欢迎遮罩层
   =========================================================== */
#welcome-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  color: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", sans-serif;
  transition: opacity 0.8s ease;
}

#welcome-overlay h1 {
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 12px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
  animation: welcomeFadeIn 0.6s ease;
}

#welcome-overlay p {
  font-size: 1.05rem;
  opacity: 0.8;
  margin-bottom: 8px;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.4);
  animation: welcomeFadeIn 0.8s ease;
}

#enter-btn {
  margin-top: 28px;
  padding: 12px 32px;
  border-radius: 30px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  animation: welcomeFadeIn 1s ease;
}

#enter-btn:hover {
  background: rgba(255, 255, 255, 0.28);
  border-color: rgba(255, 255, 255, 0.45);
  transform: scale(1.06);
  box-shadow: 0 6px 28px rgba(0, 0, 0, 0.3);
}

#enter-btn:active {
  transform: scale(0.97);
}

#welcome-overlay.fade-out {
  opacity: 0;
  pointer-events: none;
}

@keyframes welcomeFadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===========================================================
   歌词显示容器 —— 左下角亚克力面板
   =========================================================== */
#lyrics-display {
  position: fixed;
  bottom: 40px;
  left: 40px;
  z-index: 999;
  max-width: 320px;
  padding: 12px 24px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  color: #fff;
  font-size: 0.92rem;
  line-height: 1.6;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  transition: opacity 0.3s ease;
  word-break: break-all;
}

#lyrics-display.hidden {
  opacity: 0;
  pointer-events: none;
}

/* ===========================================================
   分割线
   =========================================================== */
.divider {
  border: none;
  border-top: 1px solid var(--divider);
  margin: 0 0 36px;
}

/* ===========================================================
   剧集计数器 & 类型筛选
   =========================================================== */
.episodes-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.episodes-count {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-shadow: var(--text-shadow);
}

.type-filters {
  display: flex;
  gap: 6px;
}

.type-filter {
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid var(--glass-border);
  background: var(--tag-bg);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: var(--tag-text);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s ease;
  text-shadow: var(--text-shadow);
}

.type-filter:hover {
  background: var(--glass-bg-hover);
  border-color: rgba(255, 255, 255, 0.35);
}

.type-filter.active {
  background: var(--accent);
  color: #1a1a1a;
  border-color: var(--accent);
  text-shadow: none;
  font-weight: 700;
  box-shadow: 0 0 20px rgba(244, 162, 97, 0.45), 0 4px 16px rgba(244, 162, 97, 0.3);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transform: translateY(-1px);
}

/* ===========================================================
   剧集列表
   =========================================================== */
.episodes-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* ===========================================================
   单集卡片 —— 亚克力玻璃
   =========================================================== */
.episode-card {
  display: flex;
  gap: 20px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 20px;
  box-shadow: var(--glass-shadow);
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}

.episode-card:hover {
  transform: translateY(-4px);
  background: var(--glass-bg-hover);
  box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.4);
  border-color: rgba(255, 255, 255, 0.35);
}

/* 封面图 */
.episode-cover {
  width: 100px;
  height: 100px;
  border-radius: 12px;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--thumbnail-bg);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}

/* 右侧信息区 */
.episode-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.episode-date {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  letter-spacing: 0.03em;
  margin-bottom: 4px;
  text-transform: uppercase;
  text-shadow: var(--text-shadow);
}

.episode-title {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 6px;
  color: var(--text-primary);
  text-shadow: var(--text-shadow-strong);
}

.episode-summary {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
  text-shadow: var(--text-shadow);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ===========================================================
   交互区域通用
   =========================================================== */
.episode-interactive {
  margin-top: auto;
}

/* 画廊说明文字 */
.episode-gallery-note {
  font-size: 0.82rem;
  color: var(--text-tertiary);
  line-height: 1.6;
  margin-bottom: 10px;
  font-style: italic;
  text-shadow: var(--text-shadow);
  white-space: pre-wrap;
}

/* ---- type: file —— 下载按钮 ---- */
.file-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.file-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border-radius: 10px;
  border: 1px solid var(--btn-glass-border);
  background: var(--btn-glass-bg);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: var(--text-primary);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s ease;
  text-decoration: none;
  text-shadow: var(--text-shadow);
}

.file-btn:hover {
  background: var(--accent);
  color: #1a1a1a;
  border-color: var(--accent);
  text-shadow: none;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(244, 162, 97, 0.35);
}

.file-btn__icon {
  font-size: 0.9rem;
}

/* ---- type: gallery —— 缩略图列表 ---- */
.gallery-strip {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.gallery-strip::-webkit-scrollbar {
  height: 4px;
}

.gallery-strip::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.25);
  border-radius: 2px;
}

.gallery-strip::-webkit-scrollbar-track {
  background: transparent;
}

.gallery-thumb {
  width: 72px;
  height: 72px;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
  cursor: pointer;
  scroll-snap-align: start;
  border: 1px solid var(--glass-border);
  transition: transform 0.25s ease, opacity 0.25s ease, border-color 0.25s ease;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.gallery-thumb:hover {
  transform: scale(1.08);
  opacity: 0.95;
  border-color: rgba(255, 255, 255, 0.45);
}

/* ---- 图片灯箱遮罩 ---- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--overlay-bg);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  animation: lightboxIn 0.2s ease;
}

@keyframes lightboxIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.lightbox__img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: 14px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6);
  animation: imgIn 0.3s ease;
}

@keyframes imgIn {
  from { transform: scale(0.9); opacity: 0; }
  to   { transform: scale(1);   opacity: 1; }
}

.lightbox__close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: #fff;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, transform 0.2s ease;
}

.lightbox__close:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: scale(1.08);
}

/* ---- type: text —— 阅读全文 ---- */
.text-expand-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  border-radius: 10px;
  border: 1px solid var(--glass-border);
  background: var(--btn-glass-bg);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
}

.text-expand-btn:hover {
  background: var(--accent);
  color: #1a1a1a;
  border-color: var(--accent);
  box-shadow: 0 6px 20px rgba(244, 162, 97, 0.3);
}

/* 展开后的全文面板 */
.text-full-content {
  margin-top: 14px;
  padding: 20px;
  background: var(--expand-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 2;
  white-space: pre-wrap;
  text-shadow: var(--text-shadow);
  animation: expandIn 0.3s ease;
}

@keyframes expandIn {
  from { opacity: 0; max-height: 0; padding-top: 0; padding-bottom: 0; }
}

.text-full-content h2 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 20px 0 8px;
  color: var(--text-primary);
  text-shadow: var(--text-shadow-strong);
}

.text-full-content h2:first-child {
  margin-top: 0;
}

.text-full-content p {
  margin-bottom: 10px;
}

.text-full-content strong {
  color: var(--text-primary);
}

.text-collapse-btn {
  margin-top: 14px;
  padding: 6px 16px;
  border-radius: 8px;
  border: 1px solid var(--glass-border);
  background: var(--btn-glass-bg);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  color: var(--text-secondary);
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.text-collapse-btn:hover {
  background: var(--glass-bg-hover);
  color: var(--text-primary);
}

/* ===========================================================
   空状态 & 加载
   =========================================================== */
.empty-state {
  text-align: center;
  padding: 64px 20px;
  color: var(--text-tertiary);
  text-shadow: var(--text-shadow);
}

.empty-state__icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
  opacity: 0.5;
}

.empty-state__text {
  font-size: 0.95rem;
}

.loader {
  display: flex;
  justify-content: center;
  padding: 64px;
}

.loader__spinner {
  width: 34px;
  height: 34px;
  border: 3px solid var(--spinner-track);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

/* ===========================================================
   页脚
   =========================================================== */
.footer {
  text-align: center;
  margin-top: 56px;
  font-size: 0.8rem;
  color: var(--text-tertiary);
  opacity: 0.75;
  text-shadow: var(--text-shadow);
}

/* ===========================================================
   响应式 —— 小屏幕
   =========================================================== */
@media (max-width: 640px) {
  body {
    background-attachment: scroll;
  }

  body::before {
    background: rgba(0, 0, 0, 0.35);
  }

  body.dark::before {
    background: rgba(0, 0, 0, 0.55);
  }

  .container {
    padding: 24px 16px 60px;
  }

  .channel-header {
    padding: 24px 20px 28px;
  }

  .channel-avatar {
    width: 72px;
    height: 72px;
  }

  .channel-name {
    font-size: 1.4rem;
  }

  .episode-card {
    flex-direction: column;
    gap: 14px;
  }

  .episode-cover {
    width: 100%;
    height: 180px;
    border-radius: 12px;
  }

  .episodes-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .theme-toggle {
    top: 16px;
    right: 16px;
  }

  #bgm-toggle {
    top: 66px;
    right: 16px;
  }

  #bgm-skip {
    top: 114px;
    right: 16px;
  }

  #lyrics-display {
    bottom: 20px;
    left: 16px;
    max-width: 260px;
    padding: 10px 18px;
    font-size: 0.82rem;
  }

  .detail-back {
    top: 12px;
    left: 12px;
    padding: 6px 14px;
    font-size: 0.8rem;
  }

  #detail-view {
    padding: 0;
  }

  .detail-paper {
    margin: 20px 12px 40px;
    padding: 28px 18px;
    max-width: none;
    box-shadow: 6px 6px 0px rgba(0, 0, 0, 0.8);
  }

  .detail-paper__title {
    font-size: 1.3rem;
  }

  .detail-paper__body {
    font-size: 0.88rem;
  }

  .detail-paper__body pre {
    font-size: 0.78rem;
  }

  .detail-paper__body pre code {
    padding: 14px 16px;
    font-size: 0.78rem;
  }
}

/* ===========================================================
   阅读量统计 —— 融入 Waline 面板
   =========================================================== */
.pv-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 32px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.7);
  font-family: "SimSun", "STSong", "Songti SC", "Noto Serif SC", serif;
  font-size: 14px;
}

.pv-container svg {
  flex-shrink: 0;
  opacity: 0.6;
}

.pv-container .waline-pageview-count {
  color: rgba(255, 255, 255, 0.7);
  font-family: "SimSun", "STSong", "Songti SC", "Noto Serif SC", serif;
  font-size: 14px;
}

@media (max-width: 640px) {
  .pv-container {
    padding: 0 16px 10px;
    font-size: 12px;
  }

  .pv-container .waline-pageview-count {
    font-size: 12px;
  }
}

/* ===========================================================
   Waline 留言板 —— 深度定制 · 亚克力 + 直角 + 宋体
   =========================================================== */

/* ---- 容器 ---- */
#waline {
  max-width: 800px;
  margin: 44px auto 0;
  padding: 28px 32px 32px;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0 !important;
  font-family: "SimSun", "STSong", "Songti SC", "Noto Serif SC", serif;
}

/* ---- 隐藏表情互动 & 底部标识 ---- */
#waline .wl-reaction { display: none !important; }
#waline .wl-power { display: none !important; }

/* ---- 面板完全透明 ---- */
#waline .wl-panel {
  border-radius: 0 !important;
  border: none !important;
  background: transparent !important;
  box-shadow: none !important;
  padding: 0 !important;
}

/* ---- 头部（昵称栏） ---- */
#waline .wl-header {
  border-bottom: 1px dashed rgba(255, 255, 255, 0.1) !important;
  border-radius: 0 !important;
  padding: 0 0 12px !important;
  margin-bottom: 14px !important;
}

#waline .wl-header label {
  color: rgba(255, 255, 255, 0.75);
  font-family: "SimSun", "STSong", "Songti SC", "Noto Serif SC", serif;
}

/* ---- 只保留昵称 ---- */
#waline .wl-header-item:nth-child(2),
#waline .wl-header-item:nth-child(3) {
  display: none !important;
}

/* ---- 输入框（悬浮黑色玻璃） ---- */
#waline .wl-header input,
#waline textarea,
#waline .wl-editor,
#waline .wl-input {
  border-radius: 0 !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  background: rgba(0, 0, 0, 0.35) !important;
  color: #fff !important;
  font-family: "SimSun", "STSong", "Songti SC", "Noto Serif SC", serif !important;
  box-shadow: none !important;
  outline: none !important;
  padding: 10px 14px !important;
  font-size: 0.92rem !important;
}

#waline .wl-header input::placeholder,
#waline textarea::placeholder {
  color: rgba(255, 255, 255, 0.4);
  font-family: "SimSun", "STSong", "Songti SC", "Noto Serif SC", serif;
}

#waline .wl-header input:focus,
#waline textarea:focus,
#waline .wl-editor:focus {
  border-color: rgba(255, 255, 255, 0.3) !important;
  background: rgba(0, 0, 0, 0.45) !important;
}

/* ---- 所有文字全局宋体白色 ---- */
#waline,
#waline *,
#waline .wl-comment,
#waline .wl-comment p,
#waline .wl-comment .wl-nick,
#waline .wl-comment .wl-meta,
#waline .wl-comment .wl-content,
#waline .wl-cards,
#waline .wl-count,
#waline a,
#waline .wl-header-item label,
#waline .wl-login-nick {
  color: rgba(255, 255, 255, 0.9) !important;
  font-family: "SimSun", "STSong", "Songti SC", "Noto Serif SC", serif !important;
}

/* ---- 评论卡片 ---- */
#waline .wl-card {
  border-radius: 0 !important;
  border: none !important;
  background: transparent !important;
  padding: 14px 0 !important;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.06) !important;
}

/* ---- 评论时间 ---- */
#waline .wl-meta span {
  color: rgba(255, 255, 255, 0.45) !important;
  font-family: "SimSun", "STSong", "Songti SC", "Noto Serif SC", serif !important;
}

/* ---- 提交按钮：白底黑字 + 悬浮发光 ---- */
#waline .wl-btn {
  border-radius: 0 !important;
  border: none !important;
  background: #fff !important;
  color: #1a1a1a !important;
  font-family: "SimSun", "STSong", "Songti SC", "Noto Serif SC", serif !important;
  font-weight: 700 !important;
  padding: 10px 28px !important;
  font-size: 0.9rem !important;
  letter-spacing: 0.04em;
  cursor: pointer !important;
  transition: all 0.25s ease !important;
}

#waline .wl-btn:hover {
  background: #fff !important;
  color: #1a1a1a !important;
  box-shadow: 0 0 18px rgba(255, 255, 255, 0.3) !important;
}

/* ---- 倒序/正序等小按钮 ---- */
#waline .wl-btn:not(.primary) {
  background: rgba(255, 255, 255, 0.1) !important;
  color: rgba(255, 255, 255, 0.75) !important;
  border: 1px solid rgba(255, 255, 255, 0.15) !important;
  padding: 5px 14px !important;
  font-size: 0.78rem !important;
  font-weight: 500 !important;
}

#waline .wl-btn:not(.primary):hover {
  background: rgba(255, 255, 255, 0.2) !important;
  color: #fff !important;
}

/* ---- 头像 ---- */
#waline .wl-avatar img {
  border-radius: 0 !important;
}

#waline .wl-avatar {
  border-radius: 0 !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
}

/* ---- 移动端 ---- */
@media (max-width: 640px) {
  #waline {
    margin: 28px 12px 0;
    padding: 20px 16px 22px;
  }

  #waline .wl-btn {
    padding: 8px 20px !important;
    font-size: 0.82rem !important;
  }
}