/*
  PromptForGood - Forum Stylesheet
  论坛页面专属样式，基于 theme.css 设计系统
*/

/* === 页面布局 === */
.forum-page {
  max-width: 1400px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

.forum-page-header {
  margin-bottom: 32px;
  animation: km-fadeIn 0.5s ease-in-out backwards;
}

.forum-page-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 8px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.forum-page-desc {
  color: var(--text-secondary);
  font-size: 15px;
  margin: 0;
  line-height: 1.6;
}

/* === 两栏布局 === */
.forum-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 28px;
  align-items: start;
}

.forum-main {
  min-width: 0; /* prevent grid blowout */
}

.forum-sidebar {
  position: sticky;
  top: 80px;
}

/* === 分类卡片 === */
.category-card {
  cursor: pointer;
  transition: all 0.2s ease;
  margin-bottom: 16px;
}

.category-card:hover {
  border-color: var(--el-color-primary-light-5) !important;
  box-shadow: 0 4px 12px rgba(30, 58, 138, 0.08);
}

.category-card .category-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 10px;
}

.category-card .category-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.category-card .category-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.2s;
}

.category-card .category-name:hover {
  color: var(--primary);
}

.category-card .category-desc {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.5;
  margin-bottom: 14px;
}

.category-card .category-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 13px;
  color: var(--text-secondary);
}

.category-card .category-meta .el-icon {
  margin-right: 4px;
  vertical-align: -1px;
}

/* === 帖子列表项 === */
.post-list-item {
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
  transition: background-color 0.15s ease;
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.post-list-item:last-child {
  border-bottom: none;
}

.post-list-item:hover {
  background-color: var(--primary-light);
}

.post-list-item.is-pinned {
  background-color: #FFFBEB;
  border-left: 3px solid var(--accent);
}

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

.post-item-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.post-item-title a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s;
}

.post-item-title a:hover {
  color: var(--primary);
}

.post-item-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--text-secondary);
  flex-wrap: wrap;
}

.post-item-meta .meta-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.post-item-stats {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
  font-size: 13px;
  color: var(--text-secondary);
  padding-top: 2px;
}

.post-item-stats .stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 40px;
}

.post-item-stats .stat-num {
  font-weight: 700;
  font-size: 16px;
  color: var(--text-primary);
  line-height: 1;
}

.post-item-stats .stat-label {
  font-size: 11px;
  margin-top: 3px;
}

/* === 帖子详情页 === */
.post-detail-card {
  margin-bottom: 24px;
}

.post-detail-header {
  margin-bottom: 20px;
}

.post-detail-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 16px;
  line-height: 1.4;
}

.post-detail-info {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.post-author-block {
  display: flex;
  align-items: center;
  gap: 10px;
}

.post-author-name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 14px;
}

.post-time {
  color: var(--text-secondary);
  font-size: 13px;
}

.post-detail-content {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-primary);
  padding: 20px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin: 16px 0;
  word-wrap: break-word;
}

.post-detail-content p {
  margin-bottom: 12px;
}

.post-action-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  flex-wrap: wrap;
}

.post-action-bar .action-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.post-action-bar .spacer {
  flex: 1;
}

/* === 回复区域 === */
.reply-section-header {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.reply-item {
  padding: 20px;
  border-bottom: 1px solid var(--border);
  transition: background-color 0.15s;
}

.reply-item:last-child {
  border-bottom: none;
}

.reply-item:hover {
  background-color: #FAFBFD;
}

.reply-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  flex-wrap: wrap;
  gap: 8px;
}

.reply-author-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.reply-author-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--text-primary);
}

.reply-time {
  font-size: 13px;
  color: var(--text-secondary);
}

.reply-content {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-primary);
  padding-left: 46px; /* align with name after avatar */
}

.reply-content p {
  margin-bottom: 8px;
}

.reply-actions {
  padding-left: 46px;
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
}

/* === 回复表单 === */
.reply-form-card {
  margin-top: 24px;
}

.reply-form-card .el-card__header {
  font-weight: 700;
  font-size: 16px;
}

/* === 表单页面 === */
.forum-form-page {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

.forum-form-card .form-actions,
.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 24px;
}

/* === 用户资料页 === */
.profile-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 28px;
  align-items: start;
}

.profile-card {
  text-align: center;
  padding: 32px 24px;
}

.profile-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--el-color-primary-light-8);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 700;
  margin: 0 auto 16px;
}

.profile-username {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.profile-signature {
  font-size: 14px;
  color: var(--text-secondary);
  font-style: italic;
  margin-bottom: 20px;
}

.profile-stats {
  display: flex;
  justify-content: center;
  gap: 24px;
  padding: 16px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}

.profile-stat {
  text-align: center;
}

.profile-stat .stat-num {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}

.profile-stat .stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 4px;
}

.profile-actions {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* === 侧边栏小部件 === */
.sidebar-widget {
  margin-bottom: 20px;
}

.sidebar-widget .widget-header {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-post-item {
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
  transition: background-color 0.15s;
}

.sidebar-post-item:last-child {
  border-bottom: none;
}

.sidebar-post-item:hover {
  background-color: var(--primary-light);
}

.sidebar-post-item a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
  display: block;
  margin-bottom: 4px;
  line-height: 1.4;
}

.sidebar-post-item a:hover {
  color: var(--primary);
}

.sidebar-post-item .sidebar-post-meta {
  font-size: 12px;
  color: var(--text-secondary);
  display: flex;
  gap: 10px;
}

/* === 分页容器 === */
.forum-pagination {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}

/* === 空状态 === */
.forum-empty {
  padding: 48px 24px;
  text-align: center;
}

/* === 面包屑间距 === */
.forum-breadcrumb {
  margin-bottom: 20px;
}

/* === 动画 === */
.forum-card-enter {
  animation: km-fadeIn 0.5s ease-in-out backwards;
}

.forum-card-enter:nth-child(1) { animation-delay: 0.0s; }
.forum-card-enter:nth-child(2) { animation-delay: 0.05s; }
.forum-card-enter:nth-child(3) { animation-delay: 0.10s; }
.forum-card-enter:nth-child(4) { animation-delay: 0.15s; }
.forum-card-enter:nth-child(5) { animation-delay: 0.20s; }
.forum-card-enter:nth-child(6) { animation-delay: 0.25s; }

/* === 响应式 === */
@media (max-width: 900px) {
  .forum-layout {
    grid-template-columns: 1fr;
  }

  .forum-sidebar {
    position: static;
  }

  .profile-layout {
    grid-template-columns: 1fr;
  }

  .post-list-item {
    flex-direction: column;
    gap: 10px;
  }

  .post-item-stats {
    flex-direction: row;
    gap: 20px;
  }

  .post-item-stats .stat {
    flex-direction: row;
    gap: 4px;
  }

  .post-item-stats .stat-num {
    font-size: 14px;
  }
}

@media (max-width: 600px) {
  .forum-page,
  .forum-form-page {
    padding: 20px 16px 48px;
  }

  .forum-page-title {
    font-size: 22px;
  }

  .post-detail-title {
    font-size: 20px;
  }

  .reply-content,
  .reply-actions {
    padding-left: 0;
  }

  .post-action-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .post-action-bar .spacer {
    display: none;
  }

  .profile-stats {
    gap: 16px;
  }

  .category-card .category-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  
  .post-item-title {
    font-size: 15px;
  }
  
  .post-item-meta {
    font-size: 12px;
  }
  
  .reply-header {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* === Vditor 编辑器覆盖样式 === */
.vditor {
    border-color: var(--border) !important;
    border-radius: 8px !important;
}

.vditor-toolbar {
    background-color: var(--surface) !important;
    border-bottom: 1px solid var(--border) !important;
}

.vditor--fullscreen {
    z-index: 2000 !important;
}

/* === 帖子详情 操作栏工具 === */
.post-detail-stats {
    margin-left: auto;
    display: flex;
    gap: 16px;
    color: var(--text-secondary);
    font-size: 13px;
}

/* === 分类操作栏 === */
.category-action-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.category-action-bar-count {
    color: var(--text-secondary);
    font-size: 14px;
}

/* === 回复表单标题 === */
.reply-form-title {
    font-weight: 700;
    font-size: 16px;
}

/* === 帖子详情底部提示 === */
.post-login-prompt {
    text-align: center;
    padding: 16px 0;
    color: var(--text-secondary);
}

.post-login-prompt a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

/* === 回复中的点赞数 === */
.reply-like-count {
    color: var(--text-secondary);
    font-size: 13px;
}