/* ========================================
   K68体育 · 品牌日志页专属样式
   作用域：.page-news
   ======================================== */

/* ---- 作用域变量 ---- */
.page-news {
  --news-font-heading: var(--font-heading, Georgia, 'Times New Roman', serif);
  --news-font-body: var(--font-body, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif);
  --news-red: var(--color-red, #E63946);
  --news-yellow: var(--color-yellow, #F4A261);
  --news-blue: var(--color-blue, #457B9D);
  --news-dark-blue: var(--color-dark-blue, #1D3557);
  --news-green: var(--color-green, #2A9D8F);
  --news-white: var(--color-white, #FFFFFF);
  --news-light-gray: var(--color-light-gray, #F1FAEE);
  --news-gold: var(--color-gold, #D4AF37);
  --news-shadow-sm: var(--shadow-sm, 0 1px 3px rgba(0,0,0,0.12));
  --news-shadow-md: var(--shadow-md, 0 4px 12px rgba(0,0,0,0.15));
  --news-shadow-lg: var(--shadow-lg, 0 8px 24px rgba(0,0,0,0.2));
  --news-radius: var(--radius-md, 8px);
  --news-radius-lg: var(--radius-lg, 16px);
  --news-transition: var(--transition, 0.25s ease);
  --news-space-sm: var(--space-sm, 0.5rem);
  --news-space-md: var(--space-md, 1rem);
  --news-space-lg: var(--space-lg, 2rem);
  --news-space-xl: var(--space-xl, 3rem);
  --news-space-2xl: var(--space-2xl, 4rem);
  --news-max-width: var(--max-width, 1200px);

  display: block;
  max-width: var(--news-max-width);
  margin: 0 auto;
  padding: var(--news-space-md);
  font-family: var(--news-font-body);
  color: var(--news-dark-blue);
  background-color: var(--news-light-gray);
  line-height: 1.6;
}

/* ---- 面包屑 ---- */
.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--news-space-sm);
  margin-bottom: var(--news-space-lg);
  font-size: 0.85rem;
  color: var(--news-blue);
}

.page-news .breadcrumb a {
  color: var(--news-blue);
  text-decoration: none;
  font-weight: 600;
}

.page-news .breadcrumb a:hover,
.page-news .breadcrumb a:focus {
  color: var(--news-red);
  outline: 2px solid var(--news-red);
  outline-offset: 2px;
}

.page-news .breadcrumb span[aria-hidden="true"] {
  color: var(--news-gold);
  font-weight: 700;
}

/* ---- 主标题区 ---- */
.page-news-header {
  margin-bottom: var(--news-space-2xl);
  padding-bottom: var(--news-space-lg);
  border-bottom: 3px solid var(--news-red);
  position: relative;
}

.page-news-masthead {
  font-family: var(--news-font-heading);
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.05;
  color: var(--news-dark-blue);
  margin: 0 0 var(--news-space-sm) 0;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.page-news-subhead {
  font-family: var(--news-font-body);
  font-size: 1.05rem;
  color: var(--news-blue);
  margin: 0 0 var(--news-space-md) 0;
  font-weight: 400;
  letter-spacing: 0.06em;
}

.page-news-dateline {
  display: inline-block;
  font-family: var(--news-font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--news-gold);
  background: var(--news-dark-blue);
  padding: 0.15rem 1rem;
  border-radius: var(--radius-pill, 9999px);
  letter-spacing: 0.04em;
}

/* ---- 统一切块头部 ---- */
.page-news-section {
  margin-bottom: var(--news-space-2xl);
}

.page-news-section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--news-space-sm) var(--news-space-md);
  margin-bottom: var(--news-space-lg);
  border-left: 4px solid var(--news-red);
  padding-left: var(--news-space-md);
}

.page-news-section-number {
  font-family: var(--news-font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--news-red);
  line-height: 1;
  opacity: 0.7;
}

.page-news-section-title {
  font-family: var(--news-font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--news-dark-blue);
  margin: 0;
  line-height: 1.2;
}

.page-news-section-tag {
  font-size: 0.75rem;
  padding: 0.2rem 0.7rem;
  border-radius: var(--radius-pill, 9999px);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

/* ---- 品牌动态 ---- */
.page-news-dynamic-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-space-lg);
}

.page-news-card {
  background: var(--news-white);
  border-radius: var(--news-radius-lg);
  box-shadow: var(--news-shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--news-transition), transform var(--news-transition);
  border: 2px solid transparent;
}

.page-news-card:hover,
.page-news-card:focus-within {
  box-shadow: var(--news-shadow-md);
  transform: translateY(-3px);
  border-color: var(--news-yellow);
}

.page-news-card:focus-within {
  outline: 2px solid var(--news-red);
  outline-offset: 2px;
}

.page-news-card-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 2 / 1;
}

.page-news-card-body {
  padding: var(--news-space-md) var(--news-space-lg) var(--news-space-lg);
}

.page-news-card-label {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.15rem 0.6rem;
  border-radius: var(--radius-pill, 9999px);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--news-space-sm);
}

.page-news-card-heading {
  font-family: var(--news-font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--news-dark-blue);
  margin: 0 0 var(--news-space-sm) 0;
  line-height: 1.3;
}

.page-news-card-text {
  font-size: 0.95rem;
  color: #2c3e50;
  margin: 0 0 var(--news-space-md) 0;
  line-height: 1.6;
}

.page-news-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--news-red);
  font-weight: 600;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--news-transition);
}

.page-news-card-link:hover,
.page-news-card-link:focus {
  color: var(--news-dark-blue);
  text-decoration: underline;
}

/* ---- 行业观察 ---- */
.page-news-section-alt {
  background: var(--news-dark-blue);
  border-radius: var(--news-radius-lg);
  padding: var(--news-space-lg) var(--news-space-lg) var(--news-space-xl);
  color: var(--news-white);
  margin-left: calc(-1 * var(--news-space-md));
  margin-right: calc(-1 * var(--news-space-md));
}

.page-news-section-alt .page-news-section-head {
  border-left-color: var(--news-gold);
}

.page-news-section-alt .page-news-section-number {
  color: var(--news-gold);
}

.page-news-section-alt .page-news-section-title {
  color: var(--news-white);
}

.page-news-insight-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-space-lg);
}

.page-news-insight-visual {
  position: relative;
}

.page-news-insight-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--news-radius);
  aspect-ratio: 7 / 4;
}

.page-news-insight-caption {
  margin-top: var(--news-space-sm);
  font-size: 0.8rem;
  color: var(--news-gold);
  font-style: italic;
  text-align: right;
}

.page-news-insight-content {
  display: flex;
  flex-direction: column;
  gap: var(--news-space-md);
}

.page-news-insight-heading {
  font-family: var(--news-font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--news-white);
  margin: 0;
  line-height: 1.25;
}

.page-news-insight-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--news-space-md);
}

.page-news-insight-item {
  display: flex;
  gap: var(--news-space-md);
  align-items: flex-start;
}

.page-news-insight-marker {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--news-gold);
  color: var(--news-dark-blue);
  font-family: var(--news-font-heading);
  font-weight: 800;
  font-size: 0.9rem;
}

.page-news-insight-item strong {
  display: block;
  font-family: var(--news-font-heading);
  font-size: 1rem;
  color: var(--news-yellow);
  margin-bottom: 0.2rem;
}

.page-news-insight-item p {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.5;
}

.page-news-link-more {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--news-gold);
  font-weight: 600;
  text-decoration: none;
  font-size: 0.95rem;
  transition: color var(--news-transition);
}

.page-news-link-more:hover,
.page-news-link-more:focus {
  color: var(--news-white);
  text-decoration: underline;
}

/* ---- 使用技巧 ---- */
.page-news-tips-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-space-lg);
}

.page-news-tip-card {
  background: var(--news-white);
  border-radius: var(--news-radius-lg);
  box-shadow: var(--news-shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--news-transition), transform var(--news-transition);
  border: 2px solid transparent;
  display: flex;
  flex-direction: column;
}

.page-news-tip-card:hover,
.page-news-tip-card:focus-within {
  box-shadow: var(--news-shadow-md);
  transform: translateY(-3px);
  border-color: var(--news-green);
}

.page-news-tip-card:focus-within {
  outline: 2px solid var(--news-green);
  outline-offset: 2px;
}

.page-news-tip-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 10 / 7;
}

.page-news-tip-body {
  padding: var(--news-space-md) var(--news-space-lg) var(--news-space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.page-news-tip-step {
  display: inline-block;
  font-family: var(--news-font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--news-green);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--news-space-sm);
}

.page-news-tip-heading {
  font-family: var(--news-font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--news-dark-blue);
  margin: 0 0 var(--news-space-sm) 0;
  line-height: 1.3;
}

.page-news-tip-text {
  font-size: 0.92rem;
  color: #2c3e50;
  margin: 0 0 var(--news-space-md) 0;
  line-height: 1.6;
  flex: 1;
}

.page-news-tip-badge {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--news-green);
  color: var(--news-white);
  padding: 0.3rem 1rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-pill, 9999px);
  align-self: flex-start;
  margin: 0 var(--news-space-lg) var(--news-space-lg);
}

.page-news-tip-badge-icon {
  font-size: 1rem;
}

/* ---- 内容索引 ---- */
.page-news-section-index {
  background: var(--news-white);
  border-radius: var(--news-radius-lg);
  padding: var(--news-space-lg);
  box-shadow: var(--news-shadow-sm);
}

.page-news-section-index .page-news-section-head {
  border-left-color: var(--news-gold);
}

.page-news-index-wrapper {
  margin-top: var(--news-space-md);
}

.page-news-index-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-space-xl);
}

.page-news-index-group-title {
  font-family: var(--news-font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--news-dark-blue);
  margin: 0 0 var(--news-space-md) 0;
  position: relative;
  padding-bottom: var(--news-space-sm);
  border-bottom: 2px solid var(--news-light-gray);
}

.page-news-index-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--news-space-sm);
}

.page-news-index-link {
  display: flex;
  align-items: center;
  gap: var(--news-space-sm);
  color: var(--news-dark-blue);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  padding: var(--news-space-sm) var(--news-space-sm);
  border-radius: var(--radius-sm, 4px);
  transition: background var(--news-transition), color var(--news-transition);
}

.page-news-index-link:hover,
.page-news-index-link:focus {
  background: var(--news-light-gray);
  color: var(--news-red);
}

.page-news-index-link:focus {
  outline: 2px solid var(--news-red);
  outline-offset: 2px;
}

.page-news-index-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.page-news-index-tags {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--news-space-sm);
}

.page-news-index-tags .tag {
  font-size: 0.8rem;
  padding: 0.25rem 0.8rem;
  border-radius: var(--radius-pill, 9999px);
  text-decoration: none;
  transition: opacity var(--news-transition);
}

.page-news-index-tags .tag:hover,
.page-news-index-tags .tag:focus {
  opacity: 0.8;
}

.page-news-index-group-image {
  text-align: center;
}

.page-news-index-img {
  display: block;
  width: 100%;
  max-width: 200px;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--news-radius-lg);
  margin: 0 auto var(--news-space-sm);
}

.page-news-index-note {
  font-size: 0.85rem;
  color: var(--news-blue);
  font-style: italic;
  margin: 0;
}

/* ---- 页面底部导航 ---- */
.page-news-footer-nav {
  margin-top: var(--news-space-xl);
  padding-top: var(--news-space-lg);
  border-top: 1px solid rgba(0,0,0,0.08);
  text-align: center;
  font-size: 0.92rem;
  color: var(--news-blue);
}

.page-news-footer-nav a {
  color: var(--news-red);
  font-weight: 600;
  text-decoration: none;
}

.page-news-footer-nav a:hover,
.page-news-footer-nav a:focus {
  text-decoration: underline;
  color: var(--news-dark-blue);
}

/* ---- 共用标签色彩（作用域内补充） ---- */
.page-news .tag-red {
  background: var(--news-red);
  color: var(--news-white);
}

.page-news .tag-yellow {
  background: var(--news-yellow);
  color: var(--news-dark-blue);
}

.page-news .tag-green {
  background: var(--news-green);
  color: var(--news-white);
}

.page-news .tag-blue {
  background: var(--news-blue);
  color: var(--news-white);
}

.page-news .tag-gold {
  background: var(--news-gold);
  color: var(--news-dark-blue);
}

/* ========================================
   响应式：桌面 ≥ 768px
   ======================================== */
@media (min-width: 768px) {
  .page-news {
    padding: var(--news-space-lg) var(--news-space-xl);
  }

  .page-news-masthead {
    font-size: 4.2rem;
  }

  .page-news-subhead {
    font-size: 1.15rem;
  }

  .page-news-dateline {
    font-size: 1.6rem;
  }

  /* ---- 品牌动态：三列网格 ---- */
  .page-news-dynamic-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-news-card-featured {
    grid-column: 1 / 2;
  }

  .page-news-card-heading {
    font-size: 1.1rem;
  }

  /* ---- 行业观察：左右并排 ---- */
  .page-news-section-alt {
    padding: var(--news-space-xl) var(--news-space-xl) var(--news-space-2xl);
    margin-left: 0;
    margin-right: 0;
  }

  .page-news-insight-layout {
    grid-template-columns: 1fr 1.1fr;
    align-items: start;
  }

  .page-news-insight-img {
    aspect-ratio: 7 / 4;
  }

  .page-news-insight-heading {
    font-size: 1.6rem;
  }

  /* ---- 使用技巧：三列网格 ---- */
  .page-news-tips-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-news-tip-card-image {
    grid-column: 1 / 2;
  }

  .page-news-tip-card-plain {
    grid-column: span 1;
  }

  .page-news-tip-img {
    aspect-ratio: 10 / 7;
  }

  /* ---- 内容索引：三列并排 ---- */
  .page-news-index-grid {
    grid-template-columns: 1fr 1fr 1fr;
    align-items: start;
  }

  .page-news-index-group-image {
    text-align: center;
  }

  .page-news-index-img {
    max-width: 160px;
  }

  .page-news-section-index {
    padding: var(--news-space-xl);
  }
}

/* ========================================
   响应式：桌面宽屏 ≥ 1024px
   ======================================== */
@media (min-width: 1024px) {
  .page-news-masthead {
    font-size: 5rem;
  }

  .page-news-dynamic-grid {
    gap: var(--news-space-xl);
  }

  .page-news-tips-grid {
    gap: var(--news-space-xl);
  }

  .page-news-insight-layout {
    gap: var(--news-space-xl);
  }
}

/* ---- 印刷友好 ---- */
@media print {
  .page-news {
    background: white;
    color: black;
    max-width: none;
    padding: 0.5in;
  }

  .page-news .breadcrumb,
  .page-news-footer-nav {
    display: none;
  }

  .page-news-card,
  .page-news-tip-card,
  .page-news-section-index,
  .page-news-section-alt {
    box-shadow: none;
    border: 1px solid #ccc;
    break-inside: avoid;
  }

  .page-news-masthead {
    font-size: 3rem;
  }

  .page-news section {
    page-break-inside: avoid;
  }
}