/* 现代男士风尚指南 - 全局样式 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

/* 设计令牌 - 颜色系统 */
:root {
  --color-primary: #1a1a1a;
  --color-secondary: #f5f5f5;
  --color-accent: #1e3a5f;
  --color-accent-hover: #722f37;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-border: #e0e0e0;
}

/* 全局字体设置 */
body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  color: var(--color-text);
  line-height: 1.6;
}

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

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

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

/* 导航栏透明背景 */
.nav-transparent {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

/* 按钮悬停效果 */
.btn-primary {
  background-color: var(--color-primary);
  color: white;
  padding: 12px 32px;
  border: 1px solid var(--color-primary);
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background-color: transparent;
  color: var(--color-primary);
}

.btn-secondary {
  background-color: transparent;
  color: white;
  padding: 12px 32px;
  border: 1px solid white;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  background-color: white;
  color: var(--color-primary);
}

/* 图片懒加载效果 */
img {
  opacity: 0;
  transition: opacity 0.3s ease-in-out;
}

img.loaded {
  opacity: 1;
}

/* 响应式字体大小 */
@media (max-width: 640px) {
  html {
    font-size: 14px;
  }
}

@media (min-width: 1024px) {
  html {
    font-size: 16px;
  }
}

/* 英雄区渐变背景 */
.hero-gradient {
  background: linear-gradient(135deg, rgba(26, 26, 26, 0.7), rgba(26, 26, 26, 0.3));
}

/* 卡片悬停阴影 */
.card-hover {
  transition: box-shadow 0.3s ease;
}

.card-hover:hover {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* 页脚样式 */
.footer-simple {
  background-color: var(--color-primary);
  color: white;
  text-align: center;
  padding: 20px;
}

/* 链接样式 */
.link-style {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.3s ease;
}

.link-style:hover {
  color: var(--color-accent-hover);
}

/* 节标题样式 */
.section-title {
  font-size: 2.5rem;
  font-weight: 300;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

@media (max-width: 768px) {
  .section-title {
    font-size: 2rem;
  }
}

/* 内容容器 */
.content-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 网格布局增强 */
.grid-enhanced {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* 文本淡入动画 */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s ease forwards;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 加载动画 */
.loading-skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}