/* ========================
   Mobile Optimization — 手机端专项优化
   ======================== */

/* ---- 1. 顶部导航栏（放在顶栏下方，圆角矩形） ---- */
@media screen and (max-width: 767px) {
  #mobile-tab-bar {
    position: fixed;
    left: 8px;
    right: 8px;
    z-index: 999;
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 46px;
    background: var(--color-header-background, rgba(255,255,255,0.95));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 12px rgba(0,0,0,0.1);
    border-radius: 12px;
    padding: 0 4px;
  }

  [data-theme='dark'] #mobile-tab-bar {
    background: rgba(33,37,43,0.95);
    box-shadow: 0 2px 12px rgba(0,0,0,0.3);
  }

  #mobile-tab-bar .tab-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    min-width: 0;
    padding: 2px 2px;
    text-decoration: none;
    color: var(--grey-9, #888);
    font-size: 9px;
    transition: color 0.2s;
    -webkit-tap-highlight-color: transparent;
    cursor: var(--cursor-pointer, pointer);
  }

  #mobile-tab-bar .tab-item .tab-icon {
    font-size: 18px;
    margin-bottom: 1px;
    line-height: 1;
  }

  #mobile-tab-bar .tab-item .tab-label {
    line-height: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 100%;
  }

  #mobile-tab-bar .tab-item.active,
  #mobile-tab-bar .tab-item:active {
    color: var(--red-1, #e74c3c);
  }

  /* APlayer 不受影响（Tab Bar在顶部，播放器在底部） */

  /* 返回顶部按钮 */
  #back-to-top {
    position: fixed;
    bottom: 20px;
    right: 16px;
    z-index: 998;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--red-1, #e74c3c);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s, transform 0.3s;
    transform: translateY(10px);
    cursor: var(--cursor-pointer, pointer);
    border: none;
    touch-action: manipulation;
  }

  #back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  #back-to-top:active {
    transform: scale(0.9);
  }

  /* 阅读体验优化 */
  .article-entry { line-height: 1.8 !important; }
  .article-entry p { line-height: 1.8 !important; margin: 18px 0 !important; }
  .article-entry li { line-height: 1.8 !important; margin: 6px 0 !important; }
  .article-entry h2 { margin-top: 32px !important; margin-bottom: 20px !important; }
  .article-entry h3 { margin-top: 24px !important; margin-bottom: 16px !important; }

  /* 代码块横向滑动 */
  .article-entry figure.highlight,
  .article-entry pre {
    overflow-x: auto !important;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    white-space: pre !important;
    word-break: normal !important;
    word-wrap: normal !important;
  }
  .article-entry figure.highlight table,
  .article-entry figure.highlight pre,
  .article-entry figure.highlight .code pre { white-space: pre !important; }
  .article-entry figure.highlight::-webkit-scrollbar,
  .article-entry pre::-webkit-scrollbar { height: 4px; }
  .article-entry figure.highlight::-webkit-scrollbar-thumb,
  .article-entry pre::-webkit-scrollbar-thumb { background: var(--red-3, #ccc); border-radius: 2px; }

  /* 图片全宽 */
  .article-entry img, .article-entry video {
    max-width: 100% !important; width: 100% !important; margin: 12px 0 !important;
  }

  /* 首页卡片紧凑 */
  .post-wrap { height: auto !important; min-height: 320px; margin-bottom: 16px !important; }
  .post-cover { height: 180px !important; }
  .post-info { padding: 14px 16px !important; }
  .post-title { font-size: 18px !important; padding: 10px 0 !important; white-space: normal !important; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
  .post-article { -webkit-line-clamp: 3 !important; line-clamp: 3 !important; line-height: 1.6 !important; font-size: 14px !important; }
  .post-meta span { font-size: 12px !important; margin: 0 6px !important; }

  /* 文章导航紧凑 */
  .article-nav-link-wrap { height: 100px !important; min-height: 100px !important; }
  .article-nav-caption { font-size: 12px !important; }
  .article-nav-title { font-size: 14px !important; }
  .article-meta { padding: 14px 12px 0 !important; }
  .article-date-link { font-size: 12px !important; padding: 6px 12px !important; }
  .article-category-link, .article-tag-list-item { font-size: 12px !important; padding: 4px 10px !important; margin-top: 12px !important; margin-right: 8px !important; }
}

/* 桌面端隐藏移动端专属元素 */
@media screen and (min-width: 768px) {
  #mobile-tab-bar, #back-to-top { display: none !important; }
}

/* ========================
   匿名评论系统样式 v2 — 白卡风格
   ======================== */
.blog-comments-card {
  max-width: 800px;
  margin: 30px auto;
  background: var(--color-card-background, #fff);
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  border: 1px solid var(--color-border, #f0f0f0);
  overflow: hidden;
}

[data-theme='dark'] .blog-comments-card {
  background: var(--color-card-background, #2a2e38);
  border-color: var(--color-border, #3a3e48);
}

/* 标题 */
.comments-title {
  font-size: 16px;
  font-weight: 600;
  padding: 18px 20px 0;
  color: var(--color-text, #333);
}

/* 加载 */
.comments-loading {
  text-align: center;
  padding: 30px;
  color: #999;
  font-size: 14px;
}

/* 空状态 */
.comments-empty {
  text-align: center;
  padding: 30px 20px;
  color: #bbb;
  font-size: 14px;
}

/* 计数 */
.comments-count {
  font-size: 12px;
  color: #999;
  padding: 10px 20px 0;
}

/* 评论列表 */
.comment-item {
  display: flex;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-border, #f3f3f3);
}
.comment-item:last-child {
  border-bottom: none;
}

.comment-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  user-select: none;
}

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

.comment-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
  flex-wrap: wrap;
}

.comment-author {
  font-weight: 600;
  font-size: 14px;
  color: var(--color-text, #333);
}

.comment-date {
  font-size: 11px;
  color: #bbb;
}

.comment-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-text, #555);
  word-break: break-word;
}

[data-theme='dark'] .comment-text {
  color: #ccc;
}

/* 评论表单 — 底部白框 */
.comments-form {
  border-top: 1px solid var(--color-border, #f0f0f0);
  padding: 16px 20px 20px;
}

[data-theme='dark'] .comments-form {
  border-color: var(--color-border, #3a3e48);
}

.comments-form-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--color-text, #333);
}

.comments-form-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.comment-input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border, #e0e0e0);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  background: var(--color-card-background, #fafafa);
  color: var(--color-text, #333);
  box-sizing: border-box;
  outline: none;
  transition: border-color 0.2s;
}

.comment-input:focus {
  border-color: var(--color-link, #7c3aed);
}

.comment-textarea {
  resize: vertical;
  min-height: 70px;
  line-height: 1.5;
}

[data-theme='dark'] .comment-input {
  background: var(--color-card-background, #22262e);
  border-color: var(--color-border, #3a3e48);
  color: var(--color-text, #e0e0e0);
}

.comments-form-footer {
  display: flex;
  align-items: center;
  gap: 12px;
}

.comment-btn {
  padding: 8px 24px;
  background: var(--color-link, #7c3aed);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.2s;
}

.comment-btn:hover { opacity: 0.85; }
.comment-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.comment-status {
  font-size: 13px;
}
.comment-status.success { color: #10b981; }
.comment-status.error { color: #ef4444; }

/* 移动端适配 */
@media screen and (max-width: 767px) {
  .blog-comments-card {
    margin: 16px auto;
    border-radius: 10px;
  }
  .comment-item {
    padding: 12px 14px;
    gap: 10px;
  }
  .comment-avatar {
    width: 34px;
    height: 34px;
    font-size: 12px;
  }
  .comments-form {
    padding: 14px 14px 16px;
  }
  .comment-btn {
    padding: 8px 18px;
    font-size: 13px;
  }
}

/* ========================
   球形音乐播放器 — 替换 APlayer
   ======================== */
.sp-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: #666;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s, color 0.15s;
  line-height: 1;
}
.sp-btn:hover { color: #7c3aed; transform: scale(1.15); }
.sp-btn:active { transform: scale(0.92); }

.sp-play-btn:hover { transform: scale(1.08) !important; }
.sp-play-btn:active { transform: scale(0.92) !important; }

/* 列表滚动条 */
#sp-list::-webkit-scrollbar { width: 4px; }
#sp-list::-webkit-scrollbar-thumb { background: #ddd; border-radius: 2px; }

/* 暗色模式 */
[data-theme='dark'] #sp-panel {
  background: #2a2e38 !important;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4) !important;
}
[data-theme='dark'] #sp-name { color: #e0e0e0 !important; }
[data-theme='dark'] #sp-artist { color: #999 !important; }
[data-theme='dark'] #sp-list { border-color: #3a3e48 !important; }
[data-theme='dark'] #sp-list div { color: #ccc !important; }
[data-theme='dark'] #sp-list div:hover { background: #333 !important; }
[data-theme='dark'] #sp-list div[style*="background:#f5f0ff"] { background: #3a2560 !important; }
[data-theme='dark'] #sp-bar-bg { background: #444 !important; }
[data-theme='dark'] #sp-bar { background: #a855f7 !important; }
[data-theme='dark'] .sp-btn { color: #aaa !important; }
[data-theme='dark'] .sp-btn:hover { color: #a855f7 !important; }

/* 球体脉冲动画 — 播放中 */
@keyframes sp-pulse {
  0%, 100% { box-shadow: 0 4px 16px rgba(124,58,237,0.35); transform: scale(1); }
  50% { box-shadow: 0 4px 24px rgba(124,58,237,0.6); transform: scale(1.08); }
}

/* 封面音符旋转动画 */
@keyframes sp-rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
#sp-cover-icon {
  will-change: transform;
}

/* 外部球体旋转动画 */
@keyframes sp-ball-rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* 雨窗效果 */
@keyframes sp-rainfall {
  0% { transform: translateY(-20px); opacity: 0; }
  10% { opacity: 1; }
  100% { transform: translateY(120px); opacity: 0.3; }
}

/* 移动端适配 */
@media screen and (max-width: 767px) {
  #sp-panel { width: 260px !important; right: 0 !important; }
  #sp-ball { width: 56px !important; height: 56px !important; }
  #sphere-player { right: 12px !important; bottom: 12px !important; }

  /* 侧边栏导航 — 解决浏览器顶部栏遮挡头像 */
  #mobile-nav .sidebar-wrap {
    justify-content: flex-start !important;
    padding-top: 60px !important;
    max-height: calc(100dvh - 100px) !important;
  }

  /* 介绍页头像缩小 */
  #intro-avatar { width: 90px !important; height: 90px !important; }
}