.oil {
  background-color: #fff;
  padding-bottom: 4.5rem;
}

.oil-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  row-gap: 4.5rem;
  column-gap: 10px;
}

.oil-item {
  border-radius: 4px;
  overflow: hidden;
  transition: all 0.3s ease;
  position: relative;
}

/* 图片容器 */
.oil-image-container {
  position: relative;
  width: 100%;
  overflow: hidden;
  color: var(--text-active-color);
}

.oil-image {
  width: 100%;
  box-sizing: border-box;
  object-fit: cover;
}

.oil-add {
  position: absolute;
  right: 20px;
  top: 10px
}

/* 悬停遮罩层 */
.oil-overlay {
  position: absolute;
  bottom: 0;
  right: 0;
  padding: 20px;
}

/* 查看详情按钮 */
.view-detail-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #333;
  text-decoration: underline;
  text-underline-offset: 4px;
  font-weight: 500;
}

.view-detail-btn:hover {
  color: var(--text-active-color);
}

.view-detail-btn i {
  font-size: 0.9rem;
  transition: transform 0.3s ease;
}

.view-detail-btn:hover i {
  transform: translateX(3px);
}

.oil-description {
  font-size: 0.95rem;
  color: #666;
  line-height: 1.5;
  margin: 0;
}

/* 响应式设计 */
@media (min-width: 2561px) {
  .oil-add {
    right: 20px;
    top: 25px
  }

  .oil-add img {
    width: 28px;
  }
}

@media (max-width:2560px) {
  .oil-add {
    right: 20px;
    top: 20px
  }

  .oil-add img {
    width: 32px;
  }
}

@media (max-width: 1920px) {
  .oil-add {
    right: 20px;
    top: 15px
  }

  .oil-add img {
    width: 24px;
  }
}

@media (max-width: 1366px) {
  .oil-add {
    right: 10px;
    top: 10px
  }

  .oil-add img {
    width: 20px;
  }
}

@media (max-width: 1200px) {
  .oil-add {
    right: 10px;
    top: 10px
  }

  .oil-add img {
    width: 20px;
  }
}

@media (max-width: 1024px) {
  .oil-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
  }

  .oil-image-container {}

  /* .page-title {
    font-size: 2.2rem;
  } */

  .oil-add {
    right: 10px;
    top: 7px
  }

  .oil-add img {
    width: 15px;
  }
}

/* 大屏手机 (576px - 768px) */
@media (max-width: 768px) {
  .oil-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
  }

  .oil-page {
    padding: 40px 0;
  }

  .oil-grid {
    gap: 20px;
  }

  .oil-image-container {}

  /* .page-title {
    font-size: 1.8rem;
  } */

  .oil-add {
    right: 10px;
    top: 3px
  }

  .oil-add img {
    width: 10px;
  }
}

/* 小屏手机 (小于576px) */
@media (max-width: 576px) {
  .oil-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .oil-image-container {
    /* width: 100%; */
    /* height: 200px; */
  }

  .oil-overlay {
    padding: 15px;
    opacity: 1;
    /* 移动端始终显示按钮 */
    background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent);
  }

  .view-detail-btn {
    padding: 8px 16px;
    font-size: 0.9rem;
  }

  .pagination {
    flex-wrap: wrap;
    gap: 8px;
  }

  .page-btn {
    width: 35px;
    height: 35px;
    font-size: 0.9rem;
  }

  /* .page-title {
    font-size: 1.6rem;
  } */

  .oil-add {
    right: 10px;
    top: 7px
  }

  .oil-add img {
    width: 10px;
  }
}

/* 超小屏手机 (小于375px) */
@media (max-width: 375px) {
  .oil-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .oil-page {
    padding: 30px 0;
  }

  .oil-description {
    font-size: 0.85rem;
  }

  .view-detail-btn {
    padding: 6px 14px;
    font-size: 0.85rem;
  }

  .oil-add {
    right: 5px;
    top: 5px
  }

  .oil-add img {
    width: 10px;
  }

}

/* 悬停效果优化（移动端禁用） */
@media (hover: hover) and (pointer: fine) {
  .oil-overlay {
    /* opacity: 0; */
  }

  .oil-item:hover .oil-overlay {
    opacity: 1;
  }
}

@media (hover: none) {
  .oil-item:hover {
    transform: none;
  }

  .oil-overlay {
    opacity: 1;
  }

  .view-detail-btn {
    background: rgba(255, 255, 255, 0.9);
  }
}