/* 全局样式 - 现代时尚男装网站 */
:root {
  --primary-color: #2C2C2C;
  --secondary-color: #F5F5F5;
  --accent-color: #0A1D3F;
  --text-color: #333333;
  --light-gray: #F8F9FA;
  --transition: all 0.3s ease;
}

/* 全局字体设置 */
body {
  font-family: 'Helvetica Neue', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--secondary-color);
}

/* 导航栏样式 */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(44, 44, 44, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 1rem 0;
  transition: var(--transition);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  color: var(--secondary-color);
  text-decoration: none;
  font-weight: 300;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  transition: var(--transition);
  position: relative;
}

.nav-link:hover {
  color: #ffffff;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: #ffffff;
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

/* 主容器 */
.main-container {
  margin-top: 80px;
  min-height: calc(100vh - 80px);
}

/* 轮播图样式 */
.carousel {
  position: relative;
  width: 100%;
  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-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.carousel-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: white;
  z-index: 2;
}

.carousel-title {
  font-size: 3.5rem;
  font-weight: 100;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 8px rgba(0,0,0,0.7);
}

/* 网格布局 */
.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.grid-item {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  transition: var(--transition);
}

.grid-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.grid-item img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  transition: var(--transition);
}

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

.grid-item-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  color: white;
  padding: 2rem 1rem 1rem;
  transform: translateY(100%);
  transition: var(--transition);
}

.grid-item:hover .grid-item-content {
  transform: translateY(0);
}

/* 风格区域 */
.style-section {
  margin-bottom: 4rem;
}

.style-title {
  font-size: 2rem;
  font-weight: 300;
  color: var(--primary-color);
  margin-bottom: 2rem;
  text-align: center;
  letter-spacing: 0.05em;
}

/* 穿搭指南样式 */
.guide-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.guide-item {
  display: flex;
  align-items: center;
  margin-bottom: 4rem;
  gap: 3rem;
}

.guide-item:nth-child(even) {
  flex-direction: row-reverse;
}

.guide-image {
  flex: 1;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.guide-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  transition: var(--transition);
}

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

.guide-content {
  flex: 1;
  padding: 2rem;
}

.guide-title {
  font-size: 1.8rem;
  font-weight: 300;
  color: var(--primary-color);
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.guide-details {
  margin-bottom: 1rem;
}

.guide-label {
  font-weight: 600;
  color: var(--accent-color);
  margin-right: 0.5rem;
}

.guide-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.guide-tag {
  background: var(--accent-color);
  color: white;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 300;
}

/* 品质解析样式 */
.quality-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.quality-section {
  margin-bottom: 4rem;
}

.quality-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.quality-item {
  text-align: center;
}

.quality-image {
  width: 100%;
  height: 300px;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 1rem;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.quality-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.quality-image:hover img {
  transform: scale(1.1);
}

.quality-description {
  font-size: 0.95rem;
  color: var(--text-color);
  line-height: 1.6;
}

/* 页脚样式 */
footer {
  background: var(--primary-color);
  color: var(--secondary-color);
  text-align: center;
  padding: 2rem;
  margin-top: 4rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .nav-links {
    gap: 1rem;
  }
  
  .nav-link {
    font-size: 0.85rem;
  }
  
  .carousel-title {
    font-size: 2rem;
  }
  
  .guide-item {
    flex-direction: column;
  }
  
  .guide-item:nth-child(even) {
    flex-direction: column;
  }
  
  .grid-container {
    grid-template-columns: 1fr;
    padding: 1rem;
  }
  
  .quality-grid {
    grid-template-columns: 1fr;
  }
  
  .main-container {
    margin-top: 60px;
  }
}

@media (max-width: 480px) {
  .nav-container {
    padding: 0 1rem;
  }
  
  .carousel-title {
    font-size: 1.5rem;
  }
  
  .guide-content {
    padding: 1rem;
  }
  
  .style-title {
    font-size: 1.5rem;
  }
}

/* 动画效果 */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.8s ease-out;
}

/* 图片懒加载样式 */
.lazy-load {
  opacity: 0;
  transition: opacity 0.5s;
}

.lazy-load.loaded {
  opacity: 1;
}