/* 全局样式文件 - 配合Tailwind.css使用 */

/* 导入思源字体 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700&family=Noto+Serif+SC:wght@400;500;700&display=swap');

/* Tailwind配置 - 确保自定义样式优先级 */
@layer base {
  :root {
    --color-primary: #F5F5F0;
    --color-secondary: #FFF8F0;
    --color-accent-orange: #FFB088;
    --color-accent-wood: #D4A574;
    --color-accent-green: #B8D4C8;
    --color-morandi-pink: #E6C9C9;
    --color-morandi-blue: #C9D6E6;
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }

  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
    font-size: 16px;
  }

  body {
    font-family: 'Noto Serif SC', 'Noto Sans SC', -apple-system, sans-serif;
    color: #333;
    background: var(--color-primary);
    line-height: 1.8;
    overflow-x: hidden;
  }

  h1, h2, h3, h4, h5, h6 {
    font-family: 'Noto Sans SC', -apple-system, sans-serif;
    font-weight: 500;
    line-height: 1.4;
  }
}

/* 导航栏样式 */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(245, 245, 240, 0.95);
  backdrop-filter: blur(10px);
  transition: var(--transition-smooth);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.navbar-scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.nav-link {
  position: relative;
  transition: var(--transition-smooth);
  padding: 0.5rem 1rem;
  color: #555;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--color-accent-orange);
  transition: var(--transition-smooth);
  transform: translateX(-50%);
}

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

.nav-link:hover::after,
.nav-link.active::after {
  width: 60%;
}

/* 轮播图样式 */
.hero-slider {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

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

.hero-slide.active {
  opacity: 1;
  z-index: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.85);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.hero-text {
  animation: fadeInUp 1.2s ease-out;
}

/* 滚动指示器 */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  animation: bounce 2s infinite;
}

/* 卡片悬停效果 */
.card-hover {
  transition: var(--transition-smooth);
  cursor: pointer;
}

.card-hover:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* 图片悬停放大 */
.image-hover {
  overflow: hidden;
  position: relative;
}

.image-hover img {
  transition: var(--transition-smooth);
}

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

/* 网格布局 */
.grid-masonry {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

/* 横向滚动容器 */
.scroll-container {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  gap: 1.5rem;
  padding: 1rem 0;
  scrollbar-width: thin;
  scrollbar-color: var(--color-accent-orange) transparent;
}

.scroll-container::-webkit-scrollbar {
  height: 6px;
}

.scroll-container::-webkit-scrollbar-track {
  background: transparent;
}

.scroll-container::-webkit-scrollbar-thumb {
  background: var(--color-accent-orange);
  border-radius: 3px;
}

.scroll-item {
  flex: 0 0 auto;
  scroll-snap-align: center;
  width: 320px;
}

/* 渐现动画 */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: var(--transition-smooth);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 按钮样式 */
.btn-primary {
  background: var(--color-accent-orange);
  color: white;
  padding: 0.75rem 2rem;
  border-radius: 0.5rem;
  transition: var(--transition-smooth);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: #FF9966;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255, 176, 136, 0.4);
}

/* 页脚样式 */
.footer {
  border-top: 1px solid rgba(0, 0, 0, 0.1);
  background: var(--color-secondary);
}

/* 动画关键帧 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

/* 响应式设计 */
@media (max-width: 768px) {
  .hero-slider {
    height: 70vh;
  }

  .grid-masonry {
    grid-template-columns: 1fr;
  }

  .scroll-item {
    width: 280px;
  }

  .nav-link {
    padding: 0.5rem;
  }
}

@media (max-width: 1199px) and (min-width: 768px) {
  .grid-masonry {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 图文交错布局 */
.content-alternate {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin: 3rem 0;
}

.content-alternate:nth-child(even) {
  direction: rtl;
}

.content-alternate:nth-child(even) > * {
  direction: ltr;
}

@media (max-width: 768px) {
  .content-alternate {
    grid-template-columns: 1fr;
    direction: ltr;
  }
}

/* 加载动画 */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  border-top-color: var(--color-accent-orange);
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* 图片懒加载占位 */
.image-placeholder {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

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

/* 文字渐变效果 */
.gradient-text {
  background: linear-gradient(135deg, var(--color-accent-orange), var(--color-morandi-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}