/* --------- 容器 & Tabs --------- */
.home-feed {
  padding: 20px;
}

.feed-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.feed-tabs .tab {
  padding: 6px 12px;
  border: none;
  background: #f0f0f0;
  border-radius: 16px;
  cursor: pointer;
  transition: background 0.2s;
}

.feed-tabs .tab.active {
  background: #ff4757;
  color: #fff;
}

/* --------- 瀑布流布局 --------- */
.feed-grid {
  display: grid;
  grid-gap: 16px;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}

/* --------- 卡片样式及最大高度限制 --------- */
.feed-card {
  display: flex;
  flex-direction: column;
  max-height: 360px;      /* 卡片最大高度 */
  overflow: hidden;       /* 超出部分隐藏 */
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.1);
  transition: transform 0.2s, box-shadow 0.2s;
  cursor: pointer;        /* 添加手型指针 */
}

.feed-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* 封面图固定高度 */
.card-img {
  width: 100%;
  height: 180px;         /* 固定图片区域高度 */
  object-fit: cover;
  flex-shrink: 0;        /* 不随容器收缩 */
}

/* 标题填充剩余空间 */
.card-title {
  font-size: 14px;
  color: #333;
  margin: 12px;
  line-height: 1.4;
  flex: 1;               /* 占满中间区域 */
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2; /* 最多两行 */
  -webkit-box-orient: vertical;
}

/* --------- 底部：作者 + 点赞 --------- */
.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  border-top: 1px solid #f0f0f0;
  background: #fff;
  flex-shrink: 0;        /* 保持在底部 */
}

/* 作者区域 */
.card-author {
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-author .avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  object-fit: cover;
}

.card-author .username {
  font-size: 13px;
  color: #333;
}

/* 点赞区域 */
.card-likes {
  display: flex;
  align-items: center;
  gap: 4px;
}

.card-likes svg {
  color: #ff4757;
}

.card-likes .likes-count {
  font-size: 13px;
  color: #666;
}

/* 搜索框美化 */
.feed-search {
  display: flex;
  gap: 8px;
  align-items: center;
}
.search-input {
  flex: 1;
  padding: 8px 14px;
  border: 1.5px solid #e0e0e0;
  border-radius: 20px;
  font-size: 15px;
  outline: none;
  transition: border 0.2s;
  background: #fafbfc;
}
.search-input:focus {
  border: 1.5px solid #e84c4a;
  background: #fff;
}
.search-btn {
  padding: 8px 22px;
  border: none;
  border-radius: 20px;
  background: linear-gradient(90deg,#ff6a6a,#ff4757);
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(255,71,87,0.08);
  transition: background 0.2s, box-shadow 0.2s;
}
.search-btn:hover {
  background: linear-gradient(90deg,#ff4757,#e84c4a);
  box-shadow: 0 4px 16px rgba(255,71,87,0.15);
}