/* 字体定义 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

/* 颜色变量 */
:root {
  --color-primary: #2C2C2C;
  --color-background: #FAFAFA;
  --color-accent: #B4A46B;
  --color-surface: #FFFFFF;
  --color-text-primary: #1A1A1A;
  --color-text-secondary: #666666;
  --color-border: #E0E0E0;
}

/* 全局样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--color-background);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* 导航下划线动效 */
.nav-link {
  position: relative;
  transition: color 0.3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width 0.3s ease;
}

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

/* 图片悬停效果 */
.hover-scale {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-scale:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* 卡片样式 */
.card {
  background: var(--color-surface);
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.3s ease;
}

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

/* 按钮样式 */
.btn-primary {
  background-color: var(--color-primary);
  color: white;
  padding: 12px 24px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

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

/* 响应式图片 */
.responsive-img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* 文字省略 */
.text-ellipsis {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

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

.fade-in {
  animation: fadeIn 0.6s ease forwards;
}

/* 滚动条样式 */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-background);
}

::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-secondary);
}