/* ===== 轮播 Banner ===== */
.banner-slider {
  position: relative;
  width: 100%;
  height: 400px;
  overflow: hidden;
}

.banner-slider .slide {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 0.6s ease-in-out;
}

.banner-slider .slide.active {
  opacity: 1;
}

.banner-slider .slide::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
 
}

.slide-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: #fff;
  padding: 0 20px;
}

.slide-content h1 {
  font-size: 2.6rem;
  font-weight: 700;
  margin-bottom: 12px;
  text-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

.slide-content p {
  font-size: 1.2rem;
  opacity: 0.92;
  margin-bottom: 24px;
}

.banner-btn {
  display: inline-block;
  background: #ff6b35;
  color: #fff !important;
  padding: 12px 32px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
}

.banner-btn:hover {
  background: #e85a2a;
  text-decoration: none;
  transform: translateY(-2px);
}

/* 箭头 */
.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  background: rgba(255,255,255,0.2);
  border: none;
  color: #fff;
  font-size: 2rem;
  width: 48px; height: 48px;
  border-radius: 50%;
  cursor: pointer;
  transition: background 0.2s;
}

.slider-arrow:hover { background: rgba(255,255,255,0.4); }
.slider-arrow.prev { left: 20px; }
.slider-arrow.next { right: 20px; }

/* 指示点 */
.slider-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 10px;
}

.slider-dots .dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  cursor: pointer;
  transition: background 0.2s;
}

.slider-dots .dot.active,
.slider-dots .dot:hover {
  background: #fff;
}

/* 移动端适配 */
@media (max-width: 768px) {
  .banner-slider { height: 280px; }
  .slide-content h1 { font-size: 1.6rem; }
  .slide-content p { font-size: 0.95rem; }
  .banner-btn { padding: 10px 24px; font-size: 0.9rem; }
}
/* 三图展示区样式 */
.three-cards {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  max-width: 1200px;
  margin: 30px auto;
  padding: 0 20px;
}

.card-item {
  flex: 1;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  text-align: center;
  transition: transform 0.3s;
}

.card-item:hover {
  transform: translateY(-5px);
}

.card-item img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  display: block;
}

.card-item h3 {
  margin: 15px 0 8px;
  font-size: 1.2rem;
  color: #333;
}

.card-item p {
  margin: 0 0 15px;
  font-size: 0.9rem;
  color: #666;
}

/* 移动端自适应：小屏幕自动变竖排 */
@media (max-width: 768px) {
  .three-cards {
    flex-direction: column;
  }
  .card-item img {
    height: 200px;
  }
}

/* 隐藏底部 Made with Material for MkDocs */
.md-footer-meta__inner .md-copyright__highlight {
  display: none !important;
}

/* 如果上面不够，连整个版权区一起藏 */
.md-footer-meta__inner .md-copyright {
  display: none !important;
}