/* ============================================================
   朋友圈样式 (social.css)
   ============================================================ */

.social-feed {
  max-height: 70vh;
  overflow-y: auto;
  padding: var(--spacing-sm) 0;
}

/* 头部 */
.social-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
}
.social-header h2 {
  margin: 0;
  flex: 1;
  font-size: var(--font-size-lg);
}
.social-header-actions {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
}

/* 发布框 */
.social-publish-box {
  background: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-base);
  margin-bottom: var(--spacing-lg);
  border: 1px solid var(--color-border);
  animation: fadeIn 0.2s ease;
}
.social-publish-box textarea {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.6rem 1rem;
  width: 100%;
  resize: vertical;
  font-family: inherit;
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  transition: border-color var(--transition-fast);
}
.social-publish-box textarea:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15);
}
.social-publish-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

/* 帖子列表 */
.social-posts {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-base);
}

/* 单条帖子 */
.social-post {
  background: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-base) var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  transition: box-shadow var(--transition-fast);
}
.social-post:hover {
  box-shadow: var(--shadow-md);
}
.social-post-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xs);
}
.social-post-author {
  font-weight: var(--font-weight-medium);
}
.social-post-time {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}
.social-post-content {
  margin: var(--spacing-sm) 0 var(--spacing-base);
  font-size: var(--font-size-base);
  white-space: pre-wrap;
}

/* 评论区域 */
.social-post-comments {
  margin: var(--spacing-sm) 0;
  font-size: var(--font-size-sm);
  border-top: 1px solid var(--color-border);
  padding-top: var(--spacing-sm);
}
.social-comment {
  margin-bottom: var(--spacing-xs);
  padding: 0.25rem 0;
  border-bottom: 1px solid var(--color-border-light);
}
.social-comment:last-child {
  border-bottom: none;
}
.social-comment .social-comment-btn {
  margin-left: 0.5rem;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color var(--transition-fast);
}
.social-comment .social-comment-btn:hover {
  color: var(--color-primary);
}

/* 回复 */
.social-reply {
  margin-left: var(--spacing-lg);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  padding: 0.25rem 0;
}

/* 内联评论输入框 */
.social-inline-comment {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.3rem 0.5rem;
  animation: fadeIn 0.2s ease;
}
.social-inline-comment .social-comment-input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 0.4rem 0.2rem;
  outline: none;
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
}
.social-inline-comment .social-inline-actions {
  display: flex;
  gap: var(--spacing-xs);
}
.social-inline-comment .social-inline-actions .btn {
  font-size: var(--font-size-xs);
  padding: 0.2rem 0.6rem;
}

/* 删除按钮 */
.social-delete-btn {
  background: transparent;
  border: none;
  color: var(--color-danger);
  cursor: pointer;
  font-size: var(--font-size-xs);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}
.social-delete-btn:hover {
  background: rgba(225, 112, 85, 0.1);
}

/* 空状态 */
.empty-msg {
  text-align: center;
  color: var(--color-text-muted);
  padding: var(--spacing-2xl);
}

/* 动画 */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 响应式调整（可选） */
@media (max-width: 768px) {
  .social-post {
    padding: var(--spacing-base);
  }
  .social-inline-comment {
    flex-wrap: wrap;
  }
  .social-inline-comment .social-comment-input {
    flex-basis: 100%;
  }
  .social-inline-comment .social-inline-actions {
    width: 100%;
    justify-content: flex-end;
  }
}