/* ===== 品牌日志页面专属样式 ===== */
.page-news {
  --news-gold: var(--color-primary-gold, #C9A84C);
  --news-dark: var(--color-primary-dark-green, #0A5C36);
  --news-dark-bg: var(--color-background-dark, #0D1B1A);
  --news-light-bg: var(--color-secondary-light-gray, #F2F2F2);
  --news-white: var(--color-secondary-white, #FFFFFF);
  --news-text: var(--color-text-dark, #1A1A1A);
  --news-text-light: var(--color-text-on-dark, #EAEAEA);
  --news-font-head: var(--font-headings, 'Plus Jakarta Sans', sans-serif);
  --news-font-body: var(--font-body, 'Inter', sans-serif);
  --news-font-data: var(--font-data, 'JetBrains Mono', monospace);
  --news-spacing-xl: var(--spacing-xl, 3rem);
  --news-spacing-lg: var(--spacing-lg, 2rem);
  --news-spacing-md: var(--spacing-md, 1rem);
  --news-spacing-sm: var(--spacing-sm, 0.5rem);
  --news-max-width: var(--max-width, 1200px);
  --news-transition: var(--transition-base, 0.3s ease);
  --news-shadow: var(--shadow-sm, 0 1px 3px rgba(0,0,0,0.08));
  --news-radius: 4px;
}

/* ---- Hero 区 ---- */
.page-news__hero {
  position: relative;
  min-height: 380px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--news-dark-bg);
  margin-top: calc(-1 * var(--header-height, 60px));
  padding-top: var(--header-height, 60px);
}

.page-news__hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.2;
}

.page-news__hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.page-news__hero-inner {
  position: relative;
  z-index: 1;
  padding-top: var(--news-spacing-xl);
  padding-bottom: var(--news-spacing-xl);
}

.page-news__breadcrumb {
  margin-bottom: var(--news-spacing-md);
  color: rgba(234,234,234,0.7);
  font-size: var(--font-size-index, 0.75rem);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.page-news__breadcrumb .breadcrumb__link {
  color: var(--news-gold);
  text-decoration: none;
  transition: opacity var(--news-transition);
}

.page-news__breadcrumb .breadcrumb__link:hover {
  opacity: 0.8;
}

.page-news__breadcrumb .breadcrumb__sep {
  margin: 0 0.5em;
  color: rgba(234,234,234,0.4);
}

.page-news__breadcrumb .breadcrumb__current {
  color: var(--news-text-light);
}

.page-news__title {
  font-family: var(--news-font-head);
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  font-weight: 700;
  line-height: 1.05;
  color: var(--news-white);
  margin: 0 0 var(--news-spacing-sm) 0;
  letter-spacing: -0.02em;
}

.page-news__subtitle {
  font-family: var(--news-font-body);
  font-size: var(--font-size-index, 0.75rem);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--news-gold);
  margin: 0;
  opacity: 0.9;
}

.page-news__hero-deco {
  position: absolute;
  right: 5%;
  bottom: 10%;
  display: flex;
  align-items: center;
  gap: 8px;
  opacity: 0.25;
}

.page-news__hero-deco-line {
  display: block;
  width: 80px;
  height: 2px;
  background: var(--news-gold);
  transform: rotate(-45deg);
  transform-origin: right center;
}

.page-news__hero-deco-dot {
  display: block;
  width: 8px;
  height: 8px;
  background: var(--news-gold);
  border-radius: 50%;
}

/* ---- 通用区块 ---- */
.page-news__section {
  padding: var(--news-spacing-xl) 0;
}

.page-news__section--dark {
  background: var(--news-dark-bg);
}

.page-news__section-header {
  display: flex;
  flex-direction: column;
  gap: var(--news-spacing-sm);
  margin-bottom: var(--news-spacing-xl);
  position: relative;
}

.page-news__section-header::after {
  content: '';
  display: block;
  width: 60px;
  height: 2px;
  background: var(--news-gold);
  margin-top: var(--news-spacing-sm);
}

.page-news__section-header--light::after {
  background: var(--news-gold);
}

.page-news__section-title {
  font-family: var(--news-font-head);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--news-text);
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: var(--news-spacing-md);
  flex-wrap: wrap;
}

.page-news__section-header--light .page-news__section-title {
  color: var(--news-text-light);
}

.page-news__section-num {
  font-family: var(--news-font-data);
  font-size: 0.85em;
  color: var(--news-gold);
  font-weight: 500;
  opacity: 0.6;
}

.page-news__section-label {
  color: inherit;
}

.page-news__section-desc {
  font-family: var(--news-font-body);
  font-size: var(--font-size-small, 0.875rem);
  color: var(--secondary-mid-gray, #B0B0B0);
  margin: 0;
  max-width: 480px;
  line-height: 1.5;
}

.page-news__section-header--light .page-news__section-desc {
  color: rgba(234,234,234,0.7);
}

/* ---- 最新动态 - 文章列表 ---- */
.page-news__article-list {
  display: flex;
  flex-direction: column;
  gap: var(--news-spacing-lg);
}

.page-news__article {
  display: flex;
  flex-direction: column;
  gap: var(--news-spacing-md);
  padding: var(--news-spacing-lg) 0;
  border-bottom: 1px solid rgba(176,176,176,0.2);
  transition: background var(--news-transition);
  border-radius: var(--news-radius);
  position: relative;
}

.page-news__article:first-child {
  padding-top: 0;
}

.page-news__article:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-news__article:hover {
  background: rgba(201,168,76,0.04);
  padding-left: var(--news-spacing-md);
  padding-right: var(--news-spacing-md);
  margin-left: calc(-1 * var(--news-spacing-md));
  margin-right: calc(-1 * var(--news-spacing-md));
}

.page-news__article-meta {
  display: flex;
  align-items: center;
  gap: var(--news-spacing-md);
  flex-shrink: 0;
}

.page-news__article-date {
  font-family: var(--news-font-data);
  font-size: var(--font-size-index, 0.75rem);
  color: var(--news-gold);
  font-weight: 500;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.page-news__article-tag {
  font-family: var(--news-font-body);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 2px 10px;
  border: 1px solid var(--news-gold);
  color: var(--news-gold);
  border-radius: 2px;
  white-space: nowrap;
}

.tag-update {
  border-color: var(--accent-green-light, #1E7A4D);
  color: var(--accent-green-light, #1E7A4D);
}

.page-news__article-divider {
  display: none;
  width: 1px;
  min-height: 60px;
  background: linear-gradient(to bottom, var(--news-gold), transparent);
  flex-shrink: 0;
}

.page-news__article-content {
  flex: 1;
  min-width: 0;
}

.page-news__article-title {
  font-family: var(--news-font-head);
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 600;
  line-height: 1.3;
  color: var(--news-text);
  margin: 0 0 var(--news-spacing-sm) 0;
  transition: color var(--news-transition);
}

.page-news__article:hover .page-news__article-title {
  color: var(--news-dark);
}

.page-news__article-summary {
  font-family: var(--news-font-body);
  font-size: var(--font-size-body, 1rem);
  line-height: 1.6;
  color: var(--secondary-mid-gray, #B0B0B0);
  margin: 0 0 var(--news-spacing-sm) 0;
  max-width: 580px;
}

.page-news__article-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--news-font-body);
  font-size: var(--font-size-index, 0.75rem);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--news-gold);
  text-decoration: none;
  font-weight: 500;
  transition: gap var(--news-transition);
}

.page-news__article-link:hover {
  gap: 8px;
  color: var(--news-dark);
}

.page-news__article-img-wrap {
  width: 100%;
  max-width: 240px;
  flex-shrink: 0;
  border-radius: var(--news-radius);
  overflow: hidden;
  box-shadow: var(--news-shadow);
  transition: transform var(--news-transition), box-shadow var(--news-transition);
}

.page-news__article:hover .page-news__article-img-wrap {
  transform: scale(1.02);
  box-shadow: var(--shadow-md, 0 4px 16px rgba(0,0,0,0.10));
}

.page-news__article-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* ---- 行业观察 - 卡片网格 ---- */
.page-news__insight-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-spacing-lg);
}

.page-news__insight-card {
  display: flex;
  flex-direction: column;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(201,168,76,0.15);
  border-radius: var(--news-radius);
  overflow: hidden;
  transition: transform var(--news-transition), box-shadow var(--news-transition), border-color var(--news-transition);
}

.page-news__insight-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow-gold, 0 0 20px rgba(201,168,76,0.25));
  border-color: rgba(201,168,76,0.4);
}

.page-news__insight-card-img {
  width: 100%;
  aspect-ratio: 2 / 1;
  overflow: hidden;
  background: var(--news-dark-bg);
}

.page-news__insight-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--news-transition);
}

.page-news__insight-card:hover .page-news__insight-img {
  transform: scale(1.03);
}

.page-news__insight-card-body {
  padding: var(--news-spacing-md) var(--news-spacing-lg) var(--news-spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--news-spacing-sm);
  flex: 1;
}

.page-news__insight-tag {
  font-family: var(--news-font-body);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--news-gold);
  padding: 2px 10px;
  border: 1px solid var(--news-gold);
  border-radius: 2px;
  align-self: flex-start;
}

.page-news__insight-title {
  font-family: var(--news-font-head);
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  font-weight: 600;
  line-height: 1.3;
  color: var(--news-text-light);
  margin: 0;
}

.page-news__insight-text {
  font-family: var(--news-font-body);
  font-size: var(--font-size-small, 0.875rem);
  line-height: 1.6;
  color: rgba(234,234,234,0.7);
  margin: 0;
  flex: 1;
}

.page-news__insight-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--news-spacing-sm);
  padding-top: var(--news-spacing-sm);
  border-top: 1px solid rgba(201,168,76,0.12);
}

.page-news__insight-source {
  font-family: var(--news-font-data);
  font-size: 0.65rem;
  color: rgba(234,234,234,0.4);
  letter-spacing: 0.02em;
}

.page-news__insight-arrow {
  color: var(--news-gold);
  font-size: 1.1rem;
  transition: transform var(--news-transition);
}

.page-news__insight-card:hover .page-news__insight-arrow {
  transform: translateX(4px);
}

/* ---- 使用指南 ---- */
.page-news__guide-list {
  display: flex;
  flex-direction: column;
  gap: var(--news-spacing-xl);
}

.page-news__guide-item {
  display: flex;
  flex-direction: column;
  gap: var(--news-spacing-md);
  padding: var(--news-spacing-lg) 0;
  border-bottom: 1px solid rgba(176,176,176,0.15);
  position: relative;
}

.page-news__guide-item:last-child {
  border-bottom: none;
}

.page-news__guide-num {
  font-family: var(--news-font-data);
  font-size: 2.4rem;
  font-weight: 300;
  color: var(--news-gold);
  opacity: 0.3;
  line-height: 1;
  flex-shrink: 0;
}

.page-news__guide-content {
  flex: 1;
}

.page-news__guide-title {
  font-family: var(--news-font-head);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 600;
  line-height: 1.3;
  color: var(--news-text);
  margin: 0 0 var(--news-spacing-sm) 0;
}

.page-news__guide-text {
  font-family: var(--news-font-body);
  font-size: var(--font-size-body, 1rem);
  line-height: 1.6;
  color: var(--secondary-mid-gray, #B0B0B0);
  margin: 0 0 var(--news-spacing-sm) 0;
  max-width: 640px;
}

.page-news__guide-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--news-font-body);
  font-size: var(--font-size-index, 0.75rem);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--news-gold);
  text-decoration: none;
  font-weight: 500;
  transition: gap var(--news-transition), color var(--news-transition);
}

.page-news__guide-link:hover {
  gap: 8px;
  color: var(--news-dark);
}

.page-news__guide-img-wrap {
  width: 100%;
  max-width: 200px;
  flex-shrink: 0;
  border-radius: var(--news-radius);
  overflow: hidden;
  box-shadow: var(--news-shadow);
  transition: transform var(--news-transition);
}

.page-news__guide-item:hover .page-news__guide-img-wrap {
  transform: scale(1.02);
}

.page-news__guide-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* ---- 脚注 ---- */
.page-news__footnote {
  padding: var(--news-spacing-lg) 0;
  background: var(--news-light-bg);
  border-top: 1px solid rgba(176,176,176,0.15);
}

.page-news__footnote-text {
  font-family: var(--news-font-body);
  font-size: var(--font-size-small, 0.875rem);
  color: var(--secondary-mid-gray, #B0B0B0);
  margin: 0;
  line-height: 1.6;
  max-width: 720px;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

/* ===== 响应式 ===== */

/* 平板及以上：768px+ */
@media (min-width: 768px) {
  .page-news__hero {
    min-height: 420px;
  }

  .page-news__hero-inner {
    padding-top: calc(var(--news-spacing-xl) * 1.5);
    padding-bottom: calc(var(--news-spacing-xl) * 1.5);
  }

  .page-news__article {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--news-spacing-lg);
  }

  .page-news__article-meta {
    flex-direction: column;
    align-items: flex-end;
    min-width: 90px;
    gap: var(--news-spacing-sm);
  }

  .page-news__article-divider {
    display: block;
  }

  .page-news__article-img-wrap {
    width: 180px;
    max-width: none;
  }

  .page-news__insight-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news__guide-item {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--news-spacing-lg);
  }

  .page-news__guide-num {
    font-size: 3rem;
    min-width: 60px;
  }

  .page-news__guide-img-wrap {
    width: 160px;
    max-width: none;
  }
}

/* 桌面：1024px+ */
@media (min-width: 1024px) {
  .page-news__hero {
    min-height: 480px;
  }

  .page-news__title {
    font-size: clamp(3.2rem, 5vw, 5rem);
  }

  .page-news__insight-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-news__article-img-wrap {
    width: 220px;
  }

  .page-news__article-meta {
    min-width: 110px;
  }

  .page-news__guide-num {
    font-size: 3.6rem;
    min-width: 80px;
  }

  .page-news__guide-img-wrap {
    width: 200px;
  }

  .page-news__section-header::after {
    width: 80px;
  }
}

/* 大屏：1440px+ */
@media (min-width: 1440px) {
  .page-news__hero-inner {
    padding-left: calc((100% - var(--news-max-width)) / 2 + var(--spacing-lg, 2rem));
    padding-right: calc((100% - var(--news-max-width)) / 2 + var(--spacing-lg, 2rem));
  }

  .page-news__article-img-wrap {
    width: 260px;
  }
}

.page-news {
  --accent-green-light: var(--color-accent-green-light);
  --secondary-mid-gray: var(--color-secondary-mid-gray);
}