/* ============================================================
   文件分享平台 - 电脑端样式 (≥ 769px)
   紧凑布局，充分利用屏幕
   ============================================================ */

/* 页面容器 */
.page-container {
  max-width: 1060px;
  margin: 0 auto;
  padding: 16px 20px 90px;
}

/* 页面头部 */
.page-header {
  padding: 12px 18px;
  margin: 0 0 14px;
  border-radius: var(--radius-md);
  background: var(--bg-white);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.page-header h1 { font-size: 18px; margin: 0; }

/* 导航栏 */
.nav-bar {
  padding: 10px 16px;
  margin-bottom: 12px;
  top: 8px;
  border-radius: var(--radius-md);
}
.nav-logo { font-size: 16px; }

/* Tab 切换 */
.tabs-container {
  padding: 4px;
  gap: 4px;
  margin-bottom: 14px;
  border-radius: var(--radius-md);
}
.tab-item {
  padding: 6px 16px;
  font-size: 13px;
  border-radius: var(--radius-sm);
}

/* ============================================================
   文件列表 / 我的发布 / 我的评论：紧凑单列
   ============================================================ */
.file-list,
.comment-list,
#mineFilesSection .file-list,
#mineCommentsSection .comment-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.file-card,
.comment-card {
  width: 100%;
  padding: 12px 16px;
  transition: transform 0.15s, box-shadow 0.15s;
  border-radius: var(--radius-md);
}

.file-card-title {
  font-size: 14px;
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  word-break: break-word;
  margin: 4px 0 2px;
}

.file-card-desc {
  font-size: 12px;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  margin-bottom: 4px;
}

.file-card-header {
  gap: 10px;
}

.publisher-avatar {
  width: 32px;
  height: 32px;
}

.publisher-name {
  font-size: 13px;
}

.publish-time {
  font-size: 11px;
}

.file-card-footer {
  padding-top: 6px;
  margin-top: 6px;
  border-top: 1px solid var(--border-color-light);
}

.stat-value {
  font-size: 12px;
}

/* 文件预览行（列表内）：小图标+文件名+大小 一行显示 */
.file-card-preview {
  margin: 4px 0;
  padding: 6px 10px;
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 8px;
}

.file-card-preview .file-icon {
  font-size: 20px;
  flex-shrink: 0;
}

.file-card-preview .file-info {
  flex: 1;
  min-width: 0;
}

.file-card-preview .file-name {
  font-size: 13px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-card-preview .file-size {
  font-size: 11px;
  color: var(--text-secondary);
}

/* 列表内图片缩略图 */
.file-card-preview img {
  width: 40px;
  height: 40px;
  object-fit: cover;
  border-radius: 4px;
  flex-shrink: 0;
  cursor: pointer;
}

.file-card:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* ============================================================
   详情页：紧凑布局
   ============================================================ */
.detail-container {
  padding: 16px 20px;
  max-width: 800px;
  margin: 0 auto;
}
.detail-title {
  font-size: 18px;
  margin-bottom: 4px;
}
.detail-meta {
  margin-bottom: 6px;
  font-size: 12px;
}
.detail-description {
  font-size: 13px;
  margin-bottom: 8px;
}
.detail-file-section {
  padding: 12px 16px;
  border-radius: var(--radius-md);
}
.detail-file-preview {
  max-width: 240px;
  margin: 0 auto;
  text-align: center;
}
.detail-file-preview img {
  max-height: 200px;
  width: auto;
  max-width: 100%;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  cursor: zoom-in;
  display: block;
  margin: 0 auto;
}
.detail-file-name {
  font-size: 12px;
  margin-top: 6px;
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.detail-file-size {
  font-size: 11px;
  text-align: center;
}
.detail-file-icon-lg {
  font-size: 56px;
}
#downloadBtn {
  max-width: 220px;
  margin: 8px auto 0;
  display: block;
  font-size: 13px;
  padding: 6px 0;
  border-radius: var(--radius-md);
}
.detail-stats {
  padding: 8px 14px;
  margin-top: 10px;
}

/* 评论区 */
.comments-section {
  padding: 16px 20px;
  max-width: 800px;
  margin: 10px auto 0;
}
.comments-title {
  font-size: 15px;
}

/* 评论输入框 */
.comment-input-container {
  padding: 10px 14px;
  gap: 8px;
}
.comment-input-container textarea {
  font-size: 13px;
  padding: 8px 10px;
}
.btn-submit-comment {
  font-size: 13px;
  padding: 6px 14px;
}

/* 评论项 */
.comment-item {
  padding: 8px 0;
  gap: 10px;
}
.comment-avatar {
  width: 32px;
  height: 32px;
}
.comment-item-reply {
  margin-left: 32px;
  padding-left: 10px;
}
.comment-thumb {
  max-width: 100px;
  max-height: 100px;
}

/* ============================================================
   发布表单：居中限宽
   ============================================================ */
.form-container {
  max-width: 640px;
  margin: 0 auto;
  padding: 20px;
}
.form-section {
  margin-bottom: 14px;
}
.form-section-title {
  font-size: 14px;
  margin-bottom: 8px;
}
.form-input, .form-textarea {
  font-size: 13px;
  padding: 8px 12px;
}

/* ============================================================
   浮动发布按钮
   ============================================================ */
.floating-btn {
  bottom: 80px;
  right: 24px;
  width: 50px;
  height: 50px;
  font-size: 24px;
}

/* ============================================================
   模态框
   ============================================================ */
.modal-content {
  max-width: 420px;
  padding: 20px;
}
.modal-title {
  font-size: 16px;
}
.modal-btn {
  padding: 8px 18px;
  font-size: 13px;
}

/* 加载更多按钮 */
.load-more-btn {
  padding: 8px 24px;
  font-size: 13px;
}

/* 返回链接 */
.back-link {
  font-size: 13px;
  padding: 5px 10px;
  margin-bottom: 12px;
}

/* ============================================================
   桌面端底部导航栏
   ============================================================ */
.bottom-nav {
  display: flex !important;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--bg-white);
  border-top: 1px solid var(--border-color-light);
  padding: 4px 0 6px;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

.bottom-nav-icon {
  font-size: 18px;
}

.bottom-nav-label {
  font-size: 11px;
}

.bottom-nav-item {
  padding: 4px 0;
}

.bottom-nav-item:hover {
  color: var(--primary-color);
}

.page-container {
  padding-bottom: 80px;
}

/* "我的"页面：紧凑 */
.mine-profile-card {
  max-width: 1060px;
  margin: 0 auto 12px;
  padding: 14px 18px;
}
.mine-tabs {
  max-width: 1060px;
  margin: 0 auto 12px;
}
.mine-list-container,
.mine-comments-container {
  max-width: 1060px;
  margin: 0 auto;
}

/* 评论列表项 */
.comment-card {
  padding: 10px 14px;
}

.comment-content {
  font-size: 13px;
  margin: 2px 0;
}

.comment-time {
  font-size: 11px;
}