body {
  background-color: #f8f9fa;
}

html[lang="zh-CN"] [data-lang="en"] {
  display: none !important;
}

html[lang="en"] [data-lang="zh"] {
  display: none !important;
}

.lang-switch {
  display: inline-flex;
  border: 1px solid #cbd5e1;
  border-radius: 999px;
  overflow: hidden;
}

.lang-switch .btn {
  border: 0;
  border-radius: 0;
  font-size: 0.82rem;
  padding: 0.3rem 0.7rem;
}

.lang-switch .btn.active {
  background-color: #0d6efd;
  color: #fff;
}

.hero {
  background: linear-gradient(180deg, #ffffff 0%, #f8f9fa 100%);
}

.info-list li {
  padding: 0.2rem 0;
}

.privacy-wrap {
  max-width: 960px;
}

.privacy-wrap h2 {
  margin-top: 1.8rem;
  margin-bottom: 0.8rem;
  font-size: 1.1rem;
  font-weight: 700;
}

.privacy-wrap p,
.privacy-wrap li {
  line-height: 1.8;
}

.ai-product {
  background: linear-gradient(145deg, #ffffff 0%, #f1f6ff 100%);
}

.ai-feature-list li {
  position: relative;
  padding-left: 1.2rem;
  margin-bottom: 0.55rem;
  color: #334155;
}

.ai-feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 999px;
  background-color: #0d6efd;
}

.gallery-item {
  overflow: hidden;
  border-radius: 0.8rem;
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.1);
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  display: block;
}

@media (max-width: 767px) {
  .gallery-item img {
    aspect-ratio: 16 / 10;
  }
}