/* 全局重置与基础样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
  color: #2c2c2c;
  background: #fafafa;
  overflow-x: hidden;
}

/* 导航栏样式 */
.nav-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: all 0.3s ease;
}

/* 轮播图容器 */
.carousel-container {
  position: relative;
  height: 100vh;
  overflow: hidden;
}

.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

.carousel-slide.active {
  opacity: 1;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* 图片悬停效果 */
.hover-zoom {
  overflow: hidden;
  transition: transform 0.3s ease;
}

.hover-zoom:hover {
  transform: scale(1.02);
}

.hover-zoom img {
  transition: transform 0.6s ease;
}

.hover-zoom:hover img {
  transform: scale(1.05);
}

/* 页脚样式 */
footer {
  background: #1a1a1a;
  color: #ffffff;
  text-align: center;
  padding: 2rem 0;
  margin-top: 4rem;
}

/* 响应式布局 */
@media (max-width: 768px) {
  .carousel-container {
    height: 60vh;
  }
  
  .nav-bar {
    padding: 0.5rem 1rem;
  }
}

/* 平滑滚动 */
html {
  scroll-behavior: smooth;
}

/* 加载动画 */
.fade-in {
  animation: fadeIn 0.8s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 自定义滚动条 */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: #888;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #555;
}