.page-news {
  --news-line: rgba(10, 31, 68, 0.12);
  --news-line-strong: rgba(10, 31, 68, 0.28);
  --news-radius: 24px;
  --news-card-shadow: 0 8px 24px rgba(10, 31, 68, 0.1);
}

.page-news [id],
.page-news section[id] {
  scroll-margin-top: calc(var(--header-height) + 16px);
}

/* ============ 报头刊头区 ============ */
.page-news .journal-masthead {
  background:
    linear-gradient(135deg, rgba(255, 107, 53, 0.14) 0%, rgba(255, 107, 53, 0) 42%),
    linear-gradient(120deg, #0A1F44 0%, #0F4C5C 100%);
  color: #FFFFFF;
  padding: 2.25rem 0 3rem;
  position: relative;
  overflow: hidden;
}

.page-news .journal-masthead::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 46%;
  height: 100%;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.07) 1px, transparent 1px);
  background-size: 32px 32px;
  -webkit-mask-image: linear-gradient(to right, transparent, #000);
  mask-image: linear-gradient(to right, transparent, #000);
  pointer-events: none;
}

.page-news .journal-masthead .wrap {
  position: relative;
  z-index: 1;
}

.page-news .journal-masthead .breadcrumb {
  color: rgba(255, 255, 255, 0.72);
  margin-bottom: 2rem;
  font-size: 0.875rem;
}

.page-news .journal-masthead .breadcrumb a {
  color: rgba(255, 255, 255, 0.88);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 53, 0.6);
  transition: color var(--transition-fast);
}

.page-news .journal-masthead .breadcrumb a:hover {
  color: #FF6B35;
}

.page-news .masthead-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

.page-news .masthead-copy {
  max-width: 46rem;
}

.page-news .masthead-kicker {
  font-family: var(--font-data);
  font-size: 0.8125rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #FF6B35;
  margin: 0 0 0.75rem;
}

.page-news .masthead-copy h1 {
  font-family: var(--font-title);
  font-size: clamp(2rem, 5.4vw, 3.6rem);
  line-height: 1.12;
  margin: 0 0 1rem;
  letter-spacing: -0.01em;
}

.page-news .masthead-lead {
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.82);
  max-width: 56ch;
  margin: 0 0 1.75rem;
}

.page-news .masthead-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0;
}

.page-news .metric-block {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 16px;
  padding: 0.9rem 1rem;
  backdrop-filter: blur(4px);
  display: flex;
  flex-direction: column;
}

.page-news .metric-value {
  font-family: var(--font-data);
  font-size: 1.75rem;
  font-weight: 700;
  color: #FF6B35;
  line-height: 1.1;
  margin: 0;
  order: 1;
}

.page-news .metric-label {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.7);
  order: 2;
  margin-top: 0.35rem;
}

.page-news .masthead-image {
  width: 100%;
  max-width: 640px;
  height: auto;
  border-radius: var(--news-radius);
  border: 3px solid rgba(255, 107, 53, 0.5);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.28);
  justify-self: center;
}

/* ============ 章节通用标题 ============ */
.page-news .section-heading-row {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--news-line);
  padding-bottom: 1.5rem;
}

.page-news .section-heading-row--light {
  border-bottom-color: rgba(255, 255, 255, 0.16);
}

.page-news .section-heading-copy {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.page-news .section-heading-copy .giant-index {
  flex-shrink: 0;
}

.page-news .section-heading-copy h2 {
  font-family: var(--font-title);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.2;
  margin: 0 0 0.4rem;
}

.page-news .section-heading-copy p {
  color: var(--color-muted);
  font-size: 0.9375rem;
  margin: 0;
}

.page-news .section-heading-row--light p {
  color: rgba(255, 255, 255, 0.68);
}

/* ============ 最近更新区 ============ */
.page-news .update-section {
  padding: 3.5rem 0 4.5rem;
}

.page-news .category-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-news .category-jump a {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  border: 1px solid var(--news-line-strong);
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.page-news .category-jump a:hover {
  background: var(--color-orange-light);
  border-color: var(--color-accent-orange);
  color: var(--color-primary);
}

/* 首条大卡片 */
.page-news .log-feature {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  background: var(--color-white);
  border: 1px solid var(--news-line);
  border-radius: var(--news-radius);
  padding: 1.75rem;
  box-shadow: var(--news-card-shadow);
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
}

.page-news .log-feature::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #FF6B35, #FFD9C7, transparent);
}

.page-news .log-feature__copy h3 {
  font-family: var(--font-title);
  font-size: clamp(1.2rem, 2.4vw, 1.65rem);
  line-height: 1.35;
  margin: 0.75rem 0 0.7rem;
}

.page-news .log-feature__copy p {
  color: var(--color-ink);
  line-height: 1.75;
  margin: 0 0 1.1rem;
  max-width: 58ch;
}

.page-news .log-feature__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-content: flex-start;
  padding-top: 0.25rem;
}

.page-news .log-feature__tag {
  font-family: var(--font-data);
  font-size: 0.75rem;
  color: var(--color-primary);
  background: var(--color-paper);
  border-radius: 999px;
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--news-line);
}

/* 日志列表 */
.page-news .log-list {
  display: flex;
  flex-direction: column;
}

.page-news .log-entry {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 0.75rem 1rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--news-line);
  transition: background var(--transition-fast), padding-left var(--transition-fast);
}

.page-news .log-entry:last-child {
  border-bottom: 1px solid var(--news-line);
}

.page-news .log-entry:hover {
  background: var(--color-paper);
  padding-left: 0.75rem;
}

.page-news .log-entry__index {
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: var(--color-accent-orange);
  font-weight: 700;
  padding-top: 0.15rem;
}

.page-news .log-entry__body h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0 0 0.4rem;
  line-height: 1.45;
}

.page-news .log-entry__body p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-muted);
  margin: 0;
}

.page-news .log-entry__link {
  grid-column: 2;
  justify-self: start;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent-orange);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast);
}

.page-news .log-entry__link:hover {
  border-bottom-color: var(--color-accent-orange);
}

/* 日志元信息标签 */
.page-news .log-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.page-news .log-time {
  font-family: var(--font-data);
  font-size: 0.75rem;
  color: var(--color-muted);
  letter-spacing: 0.02em;
}

.page-news .tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 999px;
  padding: 0.22rem 0.7rem;
  letter-spacing: 0.03em;
}

.page-news .tag--version {
  background: var(--color-primary);
  color: #fff;
}

.page-news .tag--data {
  background: var(--color-orange-light);
  color: #97471f;
}

.page-news .tag--tip {
  background: var(--color-secondary-teal);
  color: #fff;
}

.page-news .tag--archive {
  background: rgba(114, 47, 55, 0.12);
  color: var(--color-wine);
}

/* ============ 赛季数据专题 ============ */
.page-news .season-topics {
  background:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(160deg, #0A1F44 0%, #10264f 100%);
  background-size: 40px 40px, 40px 40px, 100% 100%;
  padding: 3.5rem 0 4.5rem;
  color: #FFFFFF;
}

.page-news .season-topics .section-heading-copy h2 {
  color: #fff;
}

.page-news .topic-banner {
  width: 100%;
  height: auto;
  border-radius: var(--news-radius);
  margin-bottom: 2.5rem;
  box-shadow: 0 24px 56px rgba(0, 0, 0, 0.32);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.page-news .topic-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-news .topic-card {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 20px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: transform var(--transition-base), background var(--transition-base), border-color var(--transition-base);
}

.page-news .topic-card:hover {
  background: rgba(255, 255, 255, 0.11);
  border-color: rgba(255, 107, 53, 0.6);
  transform: translateY(-4px);
}

.page-news .topic-card__no {
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: #FF6B35;
  font-weight: 700;
}

.page-news .topic-card h3 {
  font-size: 1.125rem;
  color: #fff;
  margin: 0;
  line-height: 1.4;
}

.page-news .topic-card p {
  font-size: 0.9063rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.76);
  margin: 0 0 0.5rem;
  flex-grow: 1;
}

.page-news .season-topics .text-button {
  color: #FF6B35;
}

/* ============ 功能使用提示 ============ */
.page-news .usage-tips {
  padding: 3.5rem 0 4.5rem;
}

.page-news .tips-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.page-news .tips-main {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.page-news .tip-item {
  display: grid;
  grid-template-columns: 2.75rem 1fr;
  gap: 1rem;
  background: var(--color-white);
  border: 1px solid var(--news-line);
  border-radius: 18px;
  padding: 1.25rem 1.4rem;
  transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.page-news .tip-item:hover {
  box-shadow: var(--news-card-shadow);
  border-color: rgba(255, 107, 53, 0.4);
}

.page-news .tip-number {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--color-accent-orange);
  background: var(--color-orange-light);
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
}

.page-news .tip-item h3 {
  font-size: 1.0625rem;
  color: var(--color-primary);
  margin: 0 0 0.35rem;
}

.page-news .tip-item p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-muted);
  margin: 0;
}

.page-news .tips-image {
  width: 100%;
  max-width: 640px;
  height: auto;
  border-radius: var(--news-radius);
  justify-self: center;
  box-shadow: var(--news-card-shadow);
  border: 1px solid var(--news-line);
}

/* ============ 旧版本资料公告 ============ */
.page-news .archive-announcements {
  background:
    radial-gradient(circle at 12% 18%, rgba(255, 107, 53, 0.22) 0%, transparent 28%),
    linear-gradient(135deg, #0F4C5C 0%, #0A1F44 100%);
  padding: 3.5rem 0 4rem;
  color: #fff;
}

.page-news .archive-announcements .section-heading-copy h2 {
  color: #fff;
}

.page-news .archive-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.page-news .archive-main {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.page-news .archive-block {
  background: rgba(255, 255, 255, 0.07);
  border-left: 3px solid #FF6B35;
  border-radius: 0 16px 16px 0;
  padding: 1.25rem 1.4rem;
  transition: background var(--transition-fast);
}

.page-news .archive-block:hover {
  background: rgba(255, 255, 255, 0.12);
}

.page-news .archive-block h3 {
  font-size: 1.0625rem;
  color: #fff;
  margin: 0 0 0.35rem;
}

.page-news .archive-block p {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.72);
  margin: 0;
}

.page-news .archive-image {
  width: 100%;
  max-width: 720px;
  height: auto;
  border-radius: var(--news-radius);
  justify-self: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.26);
}

.page-news .archive-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  margin-top: 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
}

.page-news .text-button--light {
  color: #fff;
}

/* ============ 返回顶部 ============ */
.page-news .journal-backtop {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 60;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-white);
  border: 1px solid var(--news-line-strong);
  border-radius: 999px;
  padding: 0.6rem 1.1rem;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(10, 31, 68, 0.18);
  transition: background var(--transition-fast), transform var(--transition-fast), color var(--transition-fast);
}

.page-news .journal-backtop:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}

/* ============ 响应式 ============ */
@media (min-width: 720px) {
  .page-news .masthead-layout {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3rem;
  }

  .page-news .masthead-image {
    justify-self: end;
  }

  .page-news .log-feature {
    grid-template-columns: 1fr 0.35fr;
    gap: 2rem;
    padding: 2.25rem;
  }

  .page-news .log-entry {
    grid-template-columns: 3rem 1fr auto;
    gap: 1rem 1.25rem;
    align-items: baseline;
  }

  .page-news .log-entry__index {
    grid-row: 1;
  }

  .page-news .log-entry__body {
    grid-column: 2;
  }

  .page-news .log-entry__link {
    grid-column: 3;
    grid-row: 1;
    align-self: center;
  }

  .page-news .section-heading-row {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }

  .page-news .topic-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }

  .page-news .tips-layout {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2.5rem;
  }

  .page-news .archive-layout {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2.5rem;
  }
}

@media (min-width: 1080px) {
  .page-news .journal-masthead {
    padding-top: 3rem;
  }

  .page-news .masthead-metrics {
    gap: 1rem;
  }

  .page-news .metric-block {
    padding: 1.1rem 1.25rem;
  }

  .page-news .topic-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
  }

  .page-news .log-feature {
    padding-left: 2.5rem;
  }
}