body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, sans-serif;
}

/* 手机端底部固定导航栏样式 */
.mobile-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: #ffffff;
  border-top: 1px solid #e5e6eb;
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 6px 4px 8px;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.06);
}

.mobile-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  font-weight: 600;
  color: #a3a6ad;
  text-decoration: none;
  padding: 2px 6px;
  transition: color 0.2s;
}

.mobile-nav-icon {
  width: 24px;
  height: 24px;
}

.mobile-nav-item.active {
  color: #ff9800;
}

/* 手机端给页面内容预留底部空间，避免底栏遮挡 */
/* @media (max-width: 767px) {
  body {
    padding-bottom: 68px;
  }
} */

/* PC端（>=768px）强制隐藏底部导航，覆盖 display:flex */
/* @media (min-width: 768px) {
  .mobile-bottom-nav {
    display: none !important;
  }
} */

/* 细微方格纹理背景 */
.hero-bg {
  background-color: #f5f7fa;
  background-image:
    linear-gradient(rgba(229, 230, 235, 0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(229, 230, 235, 0.3) 1px, transparent 1px);
  background-size: 20px 20px;
}

/* 图片悬浮效果 */
.image-card {
  transition:
    transform 250ms ease-in-out,
    box-shadow 250ms ease-in-out;
}

.image-card:hover {
  transform: scale(1.02);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

/* 自定义图标样式 */
.logo-icon {
  color: #ff9800;
  font-size: 1.75rem;
}

/* 页面优惠套餐悬浮窗 */
.promo-badge {
  position: fixed;
  top: 50%;
  right: 24px;
  transform: translateY(-50%);
  width: 240px;
  background: linear-gradient(135deg, #ffbb56 0%, #ffb74d 100%);
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(255, 152, 0, 0.3);
  padding: 16px;
  z-index: 9999;
  animation: promo-badge-pulse 2s ease-in-out infinite;
  transition: all 0.3s ease;
}

.promo-badge:hover {
  transform: translateY(-50%) translateX(-4px);
  box-shadow: 0 12px 32px rgba(255, 152, 0, 0.4);
}

@keyframes promo-badge-pulse {
  0%,
  100% {
    box-shadow: 0 8px 24px rgba(255, 152, 0, 0.3);
  }
  50% {
    box-shadow: 0 8px 32px rgba(255, 152, 0, 0.5);
  }
}

.promo-badge-close {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: black;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.promo-badge-close:hover {
  background: rgba(255, 255, 255, 0.3);
}

.promo-badge-discount {
  background: #ff5252;
  color: white;
  font-size: 14px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  display: inline-block;
  margin-bottom: 8px;
  text-align: center;
}

.promo-badge-title {
  font-size: 12px;
  font-weight: 600;
  color: rgba(50, 50, 50, 0.9);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.promo-badge-package {
  font-size: 14px;
  font-weight: 700;
  color: black;
  margin-bottom: 8px;
}

.promo-badge-price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 8px;
}

.promo-badge-current {
  font-size: 28px;
  font-weight: 800;
  color: black;
}

.promo-badge-original {
  font-size: 14px;
  color: rgba(50, 50, 50, 0.6);
  text-decoration: line-through;
}

.promo-badge-desc {
  font-size: 14px;
  font-weight: 500;
  color: rgba(50, 50, 50);
  line-height: 1.4;
  margin-bottom: 12px;
}

.promo-badge-buttons {
  display: flex;
  gap: 8px;
}

.promo-badge-btn {
  flex: 1;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: block;
}

.promo-badge-btn-primary {
  background: white;
  color: #333333;
}

.promo-badge-btn-primary:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: scale(1.02);
}

.promo-badge-btn-secondary {
  background: rgba(255, 255, 255, 0.2);
  color: black;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.promo-badge-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.02);
}

/* 移动端适配 */
@media (max-width: 1024px) {
  /* 手机端不显示促销徽章，PC 端不变 */
  .promo-badge {
    display: none;
  }

  /* 手机端关闭按钮：脱离绝对定位，另起一行并靠右，位于折扣标签上方 */
  .promo-badge-close {
    position: static;
    /*display: block;*/
    margin: auto;
    width: 22px;
    height: 22px;
    top: auto;
    right: auto;
    margin-bottom: 4px;
  }

  .promo-badge-discount {
    font-size: 13px;
    padding: 4px 6px;
    margin-bottom: 6px;
    margin-right: auto;
    /*margin-left: auto;*/
    width: 90px;
    display: block;
    text-align: center;
  }

  /* 手机端隐藏标题与说明文字，仅保留折扣、金额、按钮 */
  .promo-badge-title {
    display: none;
  }

  .promo-badge-desc {
    display: none;
  }

  .promo-badge-price {
    justify-content: center;
    gap: 6px;
    margin-bottom: 6px;
  }

  .promo-badge-current {
    font-size: 22px;
  }

  .promo-badge-original {
    font-size: 12px;
  }

  .promo-badge-buttons {
    gap: 6px;
  }

  .promo-badge-btn {
    padding: 8px 10px;
    font-size: 13px;
  }
}

/* 隐藏状态 */
.promo-badge.hidden {
  display: none;
}