/* ============================================
   动态时间线 - 动态卡片、图片九宫格、评论区
   ============================================ */

/* 时间线 */
.timeline {
  padding: 0 12px;
}

/* 动态卡片 */
.memo-card {
  background: var(--card-bg);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 10px;
  display: flex;
  gap: 12px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
  transition: background 0.3s;
  border-left: 3px solid transparent;
}
.memo-card-anonymous {
  border-left-color: #07c160;
  background: linear-gradient(to right, rgba(7,193,96,0.04), transparent 60%);
}
.avatar-anonymous {
  filter: grayscale(0.8);
  opacity: 0.7;
}
.memo-avatar {
  width: 44px;
  height: 44px;
  border-radius: 6px;
  flex-shrink: 0;
  cursor: pointer;
}
.memo-body {
  flex: 1;
  min-width: 0;
}
.memo-nickname {
  font-weight: 600;
  font-size: calc(var(--font-size) * 1.071);
  color: var(--text-link);
  margin-bottom: 6px;
  cursor: pointer;
}
.memo-content {
  font-size: calc(var(--font-size) * 1.071);
  line-height: 1.6;
  word-break: break-word;
}
.memo-content p { margin-bottom: 4px; }
.memo-content p:last-child { margin-bottom: 0; }
.memo-content a { color: var(--text-link); }
.memo-content code {
  background: var(--comment-bg);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: calc(var(--font-size) * 0.8125);
}
.memo-content pre {
  background: var(--comment-bg);
  padding: 10px;
  border-radius: 6px;
  overflow-x: auto;
  margin: 8px 0;
}

/* 图片九宫格 */
.image-grid {
  display: grid;
  gap: 6px;
  margin-top: 10px;
}
.image-grid.grid-1 { grid-template-columns: 240px; }
.image-grid.grid-2 { grid-template-columns: repeat(2, 1fr); max-width: 280px; }
.image-grid.grid-3 { grid-template-columns: repeat(3, 1fr); max-width: 280px; }
.image-grid.grid-4 { grid-template-columns: repeat(2, 1fr); max-width: 200px; }
.image-grid.grid-5,
.image-grid.grid-6 { grid-template-columns: repeat(3, 1fr); max-width: 280px; }
.image-grid.grid-7,
.image-grid.grid-8,
.image-grid.grid-9 { grid-template-columns: repeat(3, 1fr); max-width: 280px; }
.image-item {
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: 4px;
  cursor: pointer;
}
.image-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.2s;
}
.image-item:hover img {
  transform: scale(1.05);
}

/* 元信息 */
.memo-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 10px;
}
.memo-time {
  font-size: calc(var(--font-size) * 0.75);
  color: var(--text-secondary);
}
.memo-actions {
  display: flex;
  gap: 8px;
}
.action-btn {
  display: flex;
  align-items: center;
  gap: 3px;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: calc(var(--font-size) * 0.75);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all 0.2s;
}
.action-btn:hover { background: var(--comment-bg); }
.action-btn.active { color: #f22d11; }
.action-btn.active svg { fill: #f22d11; }
.action-btn svg { fill: var(--text-secondary); }
.action-btn.delete:hover { color: #f22d11; }
.action-btn.delete:hover svg { fill: #f22d11; }

/* 评论区 */
.comment-section {
  margin-top: 10px;
  background: var(--comment-bg);
  border-radius: 6px;
  padding: 10px;
}
.like-list {
  font-size: calc(var(--font-size) * 0.8125);
  color: var(--text-link);
  margin-bottom: 8px;
}
.comment-list {
  margin-bottom: 8px;
}
.comment-item {
  font-size: calc(var(--font-size) * 0.8125);
  line-height: 1.8;
  position: relative;
  padding-right: 20px;
}
.comment-item strong {
  color: var(--text-link);
  font-weight: 600;
}
.comment-author {
  color: #07c160;
  font-size: calc(var(--font-size) * 0.75);
}
.comment-del {
  position: absolute;
  right: 0;
  top: 0;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: var(--font-size);
  line-height: 1;
}
.comment-empty {
  font-size: calc(var(--font-size) * 0.8125);
  color: var(--text-secondary);
  text-align: center;
  padding: 10px;
}
.comment-input-wrap {
  display: flex;
  gap: 8px;
}
.comment-input-wrap input {
  flex: 1;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px 10px;
  font-size: calc(var(--font-size) * 0.8125);
  outline: none;
  background: var(--card-bg);
  color: var(--text);
}
.comment-input-wrap input:focus {
  border-color: #07c160;
}
.comment-input-wrap button {
  background: #07c160;
  color: #fff;
  border: none;
  border-radius: 4px;
  padding: 6px 14px;
  font-size: calc(var(--font-size) * 0.8125);
  cursor: pointer;
}
.comment-input-wrap button:disabled {
  background: #ccc;
  cursor: not-allowed;
}

/* 评论折叠/展开 */
.comment-expand {
  font-size: calc(var(--font-size) * 0.8125);
  color: var(--text-link);
  cursor: pointer;
  padding: 6px 0;
  text-align: center;
}
.comment-expand:hover {
  text-decoration: underline;
}
.comment-fold {
  color: var(--text-link);
  cursor: pointer;
  margin-left: 4px;
  font-size: calc(var(--font-size) * 0.8125);
}
.comment-fold:hover {
  text-decoration: underline;
}
.comment-text {
  word-break: break-word;
}
.comment-nickname {
  color: var(--text-link);
  font-weight: 600;
}
.comment-reply-to {
  color: var(--text-secondary);
  font-size: calc(var(--font-size) * 0.8);
  margin: 0 2px;
}
.comment-reply-btn {
  color: var(--text-link);
  cursor: pointer;
  font-size: calc(var(--font-size) * 0.8);
  margin-left: 8px;
  padding: 2px 6px;
  border-radius: 8px;
  transition: background 0.2s;
}
.comment-reply-btn:hover {
  background: rgba(0,0,0,0.06);
}
.comment-item.comment-reply {
  background: rgba(0,0,0,0.02);
  border-radius: 4px;
  border-left: 3px solid #07c160;
  margin-left: 0;
}
.comment-item.comment-reply .comment-nickname {
  color: #07c160;
}
.comment-item.depth-1 { padding-left: 28px; }
.comment-item.depth-2 { padding-left: 48px; }
.comment-item.depth-3 { padding-left: 68px; }
.comment-item.depth-4 { padding-left: 88px; }
.reply-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: calc(var(--font-size) * 0.82);
  color: var(--text-secondary);
  padding: 6px 8px;
  background: var(--bg);
  border-radius: 4px;
  margin-bottom: 6px;
}
.reply-bar strong {
  color: var(--text-link);
}
.reply-cancel {
  color: #07c160;
  cursor: pointer;
  padding: 2px 8px;
}