/* Neolife Stories Page - 故事页专用样式 */
@layer stories;

@layer stories {
  /* 故事页 Hero 区域 - 适中高度版本，继承hero--fullbleed的全宽实现 */
  .stories-hero {
    min-height: 60vh; /* 适中高度，不占满屏幕，覆盖hero--fullbleed的100vh */
  }

  .stories-hero .hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
  }

  .stories-hero .hero__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }

  .stories-hero::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 40vh;
    pointer-events: none;
    z-index: 1;
    background: linear-gradient(
      to top,
      rgba(var(--header-overlay-rgb), 0) 25%,
      rgba(var(--header-overlay-rgb), 0.28) 55%,
      rgba(var(--header-overlay-rgb), 0.44) 80%,
      rgba(var(--header-overlay-rgb), 0.56) 100%
    );
  }

  .stories-hero .hero__overlay {
    position: relative;
    z-index: 2;
    padding-top: 15vh;
    padding-bottom: 8vh;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .stories-hero .hero__title,
  .stories-hero .hero__subtitle {
    color: var(--text-inverse);
    text-shadow: 0 1px 2px rgba(0,0,0,0.18);
  }

  /* 筛选器和分类 */
  .stories-filter {
    display: flex;
    gap: var(--space-8);
    align-items: center;
  }

  .filter-btn {
    appearance: none;
    border: 1px solid var(--border-color);
    background: var(--bg-default);
    color: var(--text-secondary);
    padding: var(--space-8) var(--space-16);
    border-radius: var(--radius-pill);
    font-size: var(--fs-14);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-standard);
  }

  .filter-btn:hover {
    border-color: var(--brand-500);
    color: var(--brand-600);
  }

  .filter-btn.active {
    background: var(--brand-500);
    border-color: var(--brand-500);
    color: var(--text-inverse);
  }

  .blog-categories {
    display: flex;
    gap: var(--space-8);
    align-items: center;
  }

  .blog-categories .tag {
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-standard);
  }

  .blog-categories .tag:hover {
    background: var(--brand-100);
    color: var(--brand-700);
  }

  .blog-categories .tag.active {
    background: var(--brand-500);
    color: var(--text-inverse);
  }

  /* 视频轮播 */
  .videos-carousel {
    position: relative;
    margin-top: var(--space-32);
  }

  .videos-carousel .carousel__viewport {
    overflow: hidden;
    margin: 0 -4px;
    padding: 4px;
  }

  .videos-carousel .carousel__track {
    display: flex;
    align-items: stretch;
    gap: var(--space-20);
    will-change: transform;
    transition: transform 380ms cubic-bezier(0.2, 0.8, 0.2, 1);
  }

  .videos-carousel .carousel__slide {
    flex: 0 0 auto;
    width: 320px;
  }

  .video-card {
    background: var(--bg-default);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--duration-base) var(--ease-standard), box-shadow var(--duration-base) var(--ease-standard);
    height: 100%;
    display: flex;
    flex-direction: column;
  }

  .video-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
  }

  .video-card__link {
    text-decoration: none;
    color: inherit;
    height: 100%;
    display: flex;
    flex-direction: column;
  }

  .video-card__media {
    position: relative;
    aspect-ratio: 16/9;
    background: var(--neutral-50);
    overflow: hidden;
  }

  .video-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--duration-base) var(--ease-standard);
  }

  .video-card:hover .video-card__media img {
    transform: scale(1.05);
  }

  .video-card__play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--duration-fast) var(--ease-standard);
  }

  .video-card:hover .video-card__play {
    background: rgba(0, 0, 0, 0.9);
    transform: translate(-50%, -50%) scale(1.1);
  }

  .video-card__duration {
    position: absolute;
    bottom: var(--space-8);
    right: var(--space-8);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: var(--fs-12);
    font-weight: var(--font-weight-medium);
  }

  .video-card__body {
    padding: var(--space-20);
    flex: 1;
    display: flex;
    flex-direction: column;
  }

  .video-card__category {
    font-size: var(--fs-12);
    font-weight: var(--font-weight-medium);
    color: var(--brand-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-8);
  }

  .video-card__title {
    font-size: var(--fs-18);
    font-weight: var(--font-weight-semibold);
    line-height: 1.4;
    color: var(--text-primary);
    margin: 0 0 var(--space-12);
    flex-shrink: 0;
    /* 固定标题为2行高度 */
    min-height: calc(1.4em * 2);
    max-height: calc(1.4em * 2);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .video-card__desc {
    font-size: var(--fs-14);
    line-height: 1.5;
    color: var(--text-secondary);
    margin: 0 0 var(--space-16);
    flex-shrink: 0;
    /* 固定描述为3行高度 */
    min-height: calc(1.5em * 3);
    max-height: calc(1.5em * 3);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .video-card__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: var(--fs-12);
    color: var(--text-secondary);
  }

  /* 博客网格样式已移至文件末尾（@layer外部）以确保优先级 */

  .blog-card {
    background: var(--bg-default);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--duration-base) var(--ease-standard), box-shadow var(--duration-base) var(--ease-standard);
    height: 100%;
    display: flex;
    flex-direction: column;
  }

  .blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
  }

  .blog-card__link {
    text-decoration: none;
    color: inherit;
    height: 100%;
    display: flex;
    flex-direction: column;
  }

  .blog-card__media {
    aspect-ratio: 16/9;
    background: var(--neutral-50);
    overflow: hidden;
  }

  .blog-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--duration-base) var(--ease-standard);
  }

  .blog-card:hover .blog-card__media img {
    transform: scale(1.05);
  }

  .blog-card__body {
    padding: var(--space-24);
    flex: 1;
    display: flex;
    flex-direction: column;
  }

  .blog-card__category {
    font-size: var(--fs-12);
    font-weight: var(--font-weight-medium);
    color: var(--brand-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-8);
  }

  .blog-card__title {
    font-size: var(--fs-18);
    font-weight: var(--font-weight-semibold);
    line-height: 1.4;
    color: var(--text-primary);
    margin: 0 0 var(--space-12);
    flex-shrink: 0;
    /* 固定标题为2行高度 */
    min-height: calc(1.4em * 2);
    max-height: calc(1.4em * 2);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .blog-card__desc {
    font-size: var(--fs-14);
    line-height: 1.5;
    color: var(--text-secondary);
    margin: 0 0 var(--space-16);
    flex-shrink: 0;
    /* 固定描述为3行高度 */
    min-height: calc(1.5em * 3);
    max-height: calc(1.5em * 3);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .blog-card__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: var(--fs-12);
    color: var(--text-secondary);
    gap: var(--space-8);
  }

  .blog-card__author {
    flex-shrink: 0;
  }

  .blog-card__date {
    flex-shrink: 0;
  }

  /* 响应式设计 - 平板 */
  @media (max-width: 1023px) {
    .videos-carousel .carousel__slide {
      width: 280px;
    }
  }

  @media (max-width: 767px) {
    .stories-hero {
      min-height: 50vh;
    }

    .stories-hero .hero__overlay {
      padding-top: 10vh;
      padding-bottom: 6vh;
    }

    .section__header {
      flex-direction: column;
      align-items: flex-start;
      gap: var(--space-16);
    }

    .stories-filter {
      flex-wrap: wrap;
    }

    .blog-categories {
      flex-wrap: wrap;
    }

    .videos-carousel .carousel__slide {
      width: 260px;
    }
  }

  /* 暗色模式适配 */
  .dark .video-card__play {
    background: rgba(255, 255, 255, 0.95);
    color: #1a1a1a; /* 明确指定深色，确保播放三角形可见 */
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(8px);
  }

  .dark .video-card:hover .video-card__play {
    background: rgba(255, 255, 255, 1);
    color: #000000; /* hover时使用更深的颜色 */
    border-color: rgba(255, 255, 255, 0.4);
  }

  .dark .video-card__duration {
    background: rgba(255, 255, 255, 0.95);
    color: #1a1a1a; /* 明确指定深色，确保文字可见 */
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(8px);
  }

  /* 滚动动画 */
  .stories-videos,
  .stories-blogs {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
  }

  .stories-videos.animate-in,
  .stories-blogs.animate-in {
    opacity: 1;
    transform: translateY(0);
  }

  /* 筛选动画 */
  .video-card.filtering,
  .blog-card.filtering {
    opacity: 0.3;
    transform: scale(0.95);
    transition: opacity 0.3s ease, transform 0.3s ease;
  }

  .video-card.filtered-out,
  .blog-card.filtered-out {
    display: none;
  }

  /* 平滑滚动 */
  .scroll-to-next {
    scroll-behavior: smooth;
  }
}


/* ===== 深度洞察2 - 全新设计（简洁两列布局） ===== */
/* 标题和筛选按钮复用系统样式 section__header 和 tag */

/* 核心布局 - 简单直接的两列grid */
.insights-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 1200px;
  margin: 0 auto;
}

/* 卡片样式 */
.insight-card {
  background: var(--bg-default);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.insight-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
  border-color: var(--brand-500);
}

.insight-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.insight-image {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--neutral-100);
}

.insight-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

.insight-content {
  padding: 24px;
}

.insight-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--brand-50);
  color: var(--brand-600);
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}

.insight-heading {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 12px;
  line-height: 1.4;
}

.insight-excerpt {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0 0 16px;
}

.insight-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

.insight-readtime {
  color: var(--brand-600);
  font-weight: 500;
}

/* 筛选动画 */
.insight-card.filtering {
  opacity: 0.3;
  transform: scale(0.95);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.insight-card.hidden {
  display: none;
}

/* 翻页组件 */
.insights-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-top: 48px;
}

.insights-pagination__btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border: 1px solid var(--border-color);
  background: var(--bg-default);
  color: var(--text-primary);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.insights-pagination__btn:hover:not(:disabled) {
  border-color: var(--brand-500);
  color: var(--brand-600);
  background: var(--brand-50);
}

.insights-pagination__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.insights-pagination__info {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 15px;
  color: var(--text-secondary);
}

.insights-pagination__current {
  color: var(--brand-600);
  font-weight: 600;
  font-size: 16px;
}

/* 响应式 - 平板 */
@media (max-width: 1023px) {
  .insights-container {
    gap: 24px;
  }
}

/* 响应式 - 移动端 */
@media (max-width: 767px) {
  .insights-section {
    padding: 60px 0;
  }
  
  .insights-header {
    margin-bottom: 32px;
  }
  
  .insights-title {
    font-size: 24px;
  }
  
  .insights-container {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}