* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Microsoft Yahei", sans-serif;
  background-color: #f8f9fa;
  color: #333;
  line-height: 1.6;
}

/* ========== 首页底部跳转按钮 ========== */
.bottom-entry-btn {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 30px;
  background-color: #2563eb;
  color: #fff;
  text-decoration: none;
  border-radius: 50px;
  font-size: 15px;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
  transition: all 0.3s ease;
  z-index: 9999;
}

.bottom-entry-btn:hover {
  background-color: #1d4ed8;
  transform: translateX(-50%) translateY(-2px);
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4);
}

/* ========== 画廊页面样式 ========== */
.gallery-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 30px 20px;
}

.back-home {
  display: inline-block;
  margin-bottom: 20px;
  color: #2563eb;
  text-decoration: none;
  font-size: 14px;
}

.back-home:hover {
  text-decoration: underline;
}

.page-title {
  text-align: center;
  margin-bottom: 36px;
  font-size: 24px;
  font-weight: 600;
}

/* 图片网格 */
.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
  margin-bottom: 40px;
}

.image-grid img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease;
}

.image-grid img:hover {
  transform: scale(1.02);
}

/* 视频区域 */
.video-wrapper {
  background: #fff;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}

.video-wrapper video {
  width: 100%;
  border-radius: 6px;
  outline: none;
}

.video-desc {
  margin-top: 12px;
  color: #666;
  font-size: 14px;
}