/* ===== 九博体育汇 · 文章专栏 ===== */
.page-news {
  --news-gold-line: linear-gradient(90deg, var(--color-gold) 0%, rgba(201, 162, 39, 0.15) 100%);
  --news-accent-block: var(--color-cinnabar);
  --news-card-radius: 2px;
  --news-grid-gap: 28px;
  background-color: var(--color-paper);
}

/* ===== 面包屑 ===== */
.page-news .breadcrumb {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 24px var(--gutter) 0;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--color-gray);
  position: relative;
  z-index: 2;
}
.page-news .breadcrumb__link {
  color: var(--color-gray);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.25s ease, border-color 0.25s ease;
}
.page-news .breadcrumb__link:hover {
  color: var(--color-gold);
  border-bottom-color: var(--color-gold-bright);
}
.page-news .breadcrumb__sep {
  margin: 0 10px;
  color: var(--color-gold);
}

/* ===== 专题头图 ===== */
.page-news .news-hero {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
  min-height: 0;
}
.page-news .news-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  background: var(--color-primary);
  color: var(--color-paper);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  min-height: 460px;
  margin-top: 28px;
  box-shadow: 0 20px 60px rgba(10, 30, 63, 0.25);
}
.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  max-width: var(--container-width);
  margin: 0 var(--gutter);
  pointer-events: none;
}
.page-news .news-hero__text {
  padding: 52px 32px 48px;
  position: relative;
  z-index: 2;
  max-width: 680px;
}
.page-news .news-hero__title {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.6vw, 48px);
  line-height: 1.24;
  letter-spacing: 0.04em;
  margin: 24px 0 18px;
  color: var(--color-paper);
  font-weight: 700;
}
.page-news .news-hero__lead {
  font-size: 15px;
  line-height: 1.75;
  color: rgba(245, 240, 230, 0.78);
  margin-bottom: 26px;
  max-width: 46em;
}
.page-news .news-hero__meta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border: 1px solid rgba(201, 162, 39, 0.4);
  color: var(--color-gold-bright);
  font-size: 12px;
  letter-spacing: 0.12em;
  background: rgba(10, 30, 63, 0.6);
  border-radius: var(--radius);
}
.page-news .news-hero__meta-dot {
  width: 6px;
  height: 6px;
  background: var(--color-gold-bright);
  display: inline-block;
  animation: pageNewsPulse 2s ease-in-out infinite;
}
.page-news .news-hero__meta-sep {
  opacity: 0.5;
}

/* 斜向几何视觉 */
.page-news .news-hero__visual {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.page-news .news-hero__geo {
  position: absolute;
  border-radius: var(--radius);
}
.page-news .news-hero__geo--main {
  right: -8%;
  top: -18%;
  width: 52%;
  height: 140%;
  background: linear-gradient(135deg, rgba(29, 53, 87, 0.85) 0%, rgba(10, 30, 63, 0.3) 100%);
  transform: skewX(-14deg);
  border-left: 1px solid rgba(201, 162, 39, 0.5);
  box-shadow: inset 0 0 80px rgba(201, 162, 39, 0.08);
}
.page-news .news-hero__geo--accent {
  right: 18%;
  bottom: -36%;
  width: 30%;
  height: 70%;
  background: linear-gradient(160deg, rgba(158, 43, 37, 0.6) 0%, rgba(201, 162, 39, 0.1) 100%);
  transform: skewX(-14deg) rotate(-8deg);
  border-right: 1px solid rgba(201, 162, 39, 0.35);
}
.page-news .news-hero__stamp {
  position: absolute;
  right: 6%;
  top: 50%;
  transform: translateY(-50%) rotate(-10deg);
  font-family: var(--font-display);
  font-size: 26px;
  line-height: 1.2;
  color: rgba(201, 162, 39, 0.5);
  border: 2px solid rgba(201, 162, 39, 0.36);
  padding: 16px 12px;
  z-index: 1;
  letter-spacing: 0.1em;
  border-radius: var(--radius);
  background: rgba(10, 30, 63, 0.25);
}

/* ===== 杂志二栏布局 ===== */
.page-news .editorial-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 64px var(--gutter) 80px;
}

/* ===== 窄分类索引 ===== */
.page-news .editorial-aside {
  order: 1;
}
.page-news .editorial-aside__sticky {
  position: sticky;
  top: 24px;
}
.page-news .editorial-aside__label {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-gold);
  font-size: 12px;
  letter-spacing: 0.18em;
  margin-bottom: 18px;
  text-transform: uppercase;
}
.page-news .editorial-aside__label::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 1px;
  background: var(--color-gold);
}
.page-news .category-nav {
  display: flex;
  flex-direction: column;
  border-top: 1px solid rgba(10, 30, 63, 0.15);
  margin-bottom: 16px;
}
.page-news .category-nav__link {
  display: grid;
  grid-template-columns: 36px 1fr auto;
  align-items: center;
  gap: 8px;
  padding: 14px 4px;
  border-bottom: 1px solid rgba(10, 30, 63, 0.08);
  text-decoration: none;
  transition: background 0.3s var(--ease-out), padding-left 0.3s var(--ease-out), box-shadow 0.3s ease;
  border-left: 2px solid transparent;
  color: var(--color-ink);
}
.page-news .category-nav__link:hover {
  background: var(--color-jade);
  padding-left: 10px;
  border-left-color: var(--color-gold);
}
.page-news .category-nav__index {
  color: var(--color-gold);
  font-size: 12px;
  letter-spacing: 0.08em;
}
.page-news .category-nav__name {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.page-news .category-nav__count {
  color: var(--color-gray);
  font-size: 11px;
  letter-spacing: 0.06em;
  background: var(--color-jade);
  padding: 3px 8px;
  border-radius: var(--radius);
}
.page-news .editorial-aside__tip {
  font-size: 12px;
  line-height: 1.7;
  color: var(--color-gray);
  border-left: 2px solid var(--color-gold-bright);
  padding-left: 14px;
  margin-top: 22px;
  background: rgba(245, 240, 230, 0.6);
}

/* ===== 宽内容区 ===== */
.page-news .editorial-main {
  order: 2;
  min-width: 0;
}

/* ===== 区块通用标题 ===== */
.page-news .section-head {
  display: flex;
  flex-direction: column;
  gap: 14px;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 32px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(10, 30, 63, 0.1);
}
.page-news .section-title {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 700;
  letter-spacing: 0.05em;
  margin: 8px 0 0;
  color: var(--color-primary);
}

/* ===== 分类区块（新增） ===== */
.page-news .category-block {
  position: relative;
  padding-left: 18px;
  margin-bottom: 56px;
}
.page-news .category-block::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 3px;
  border-radius: 2px;
  background: var(--color-gold);
  opacity: 0.7;
}
.page-news .category-block[data-category="rule"]::before {
  background: var(--news-accent-block);
}
.page-news .category-block[data-category="update"]::before {
  background: var(--color-gold);
}
.page-news .category-block[data-category="culture"]::before {
  background: var(--color-primary);
}
.page-news .category-block[data-category="user"]::before {
  background: var(--color-jade);
}
.page-news .category-block__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(10, 30, 63, 0.1);
}
.page-news .category-block__title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  margin: 0;
}
.page-news .category-block__count {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--color-gray);
  background: var(--color-jade);
  padding: 3px 10px;
  border-radius: var(--radius);
}

/* ===== 文章网格（非对齐错落式双列） ===== */
.page-news .article-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-grid-gap);
}
.page-news .article-card {
  position: relative;
  background: var(--color-white);
  border-radius: var(--news-card-radius);
  box-shadow: 0 1px 0 rgba(10, 30, 63, 0.04), 0 8px 30px rgba(10, 30, 63, 0.06);
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
}
.page-news .article-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 40px rgba(10, 30, 63, 0.12);
}
.page-news .article-card:nth-child(even) {
  margin-top: 14px;
}
.page-news .article-card__media {
  border-radius: 0;
  overflow: hidden;
}
.page-news .article-card__media img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  transition: transform 0.5s var(--ease-out);
}
.page-news .article-card:hover .article-card__media img {
  transform: scale(1.03);
}
.page-news .article-card__body {
  padding: 22px 22px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.page-news .article-card__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.page-news .time-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--color-gray);
}
.page-news .time-chip__dot {
  width: 6px;
  height: 6px;
  background: var(--color-gold);
  display: inline-block;
  border-radius: 1px;
}
.page-news .article-card__title {
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--color-primary);
  margin: 4px 0 12px;
  letter-spacing: 0.02em;
}
.page-news .article-card__text {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--color-gray);
  margin-bottom: 18px;
  flex: 1;
}
.page-news .article-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, color 0.25s ease, gap 0.25s ease;
  align-self: flex-start;
}
.page-news .article-card__link:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-gold);
  gap: 10px;
}

/* ===== 专题系列 ===== */
.page-news .series-section {
  position: relative;
  margin-top: 80px;
  background: linear-gradient(160deg, var(--color-primary) 0%, #13294f 60%, var(--color-shadow-blue) 100%);
  border-radius: var(--radius);
  overflow: hidden;
  padding: 52px 26px 54px;
  color: var(--color-paper);
}
.page-news .series-section__bg {
  position: absolute;
  right: -10%;
  top: 10%;
  width: 260px;
  opacity: 0.14;
  transform: rotate(4deg);
  pointer-events: none;
}
.page-news .series-section__bg img {
  width: 100%;
  height: auto;
  display: block;
}
.page-news .series-section__inner {
  position: relative;
  z-index: 1;
  max-width: 760px;
}
.page-news .series-section__title {
  color: var(--color-paper);
  margin-bottom: 14px;
}
.page-news .series-section__intro {
  font-size: 14.5px;
  line-height: 1.8;
  opacity: 0.85;
  margin-bottom: 30px;
  max-width: 56em;
}

/* 手风琴 */
.page-news .series-accordion__item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(201, 162, 39, 0.24);
  border-radius: var(--radius);
  margin-bottom: 10px;
  transition: border-color 0.3s ease, background 0.3s ease;
}
.page-news .series-accordion__item[data-open] {
  border-color: rgba(201, 162, 39, 0.6);
  background: rgba(255, 255, 255, 0.07);
}
.page-news .series-accordion__item .accordion__trigger {
  width: 100%;
  background: none;
  border: none;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--color-paper);
  letter-spacing: 0.04em;
  transition: color 0.25s ease;
}
.page-news .series-accordion__item .accordion__trigger:hover {
  color: var(--color-gold-bright);
}
.page-news .series-accordion__item .accordion__icon {
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  border: 1px solid var(--color-gold);
  position: relative;
  transition: transform 0.3s var(--ease-out);
  border-radius: 1px;
}
.page-news .series-accordion__item .accordion__icon::before,
.page-news .series-accordion__item .accordion__icon::after {
  content: "";
  position: absolute;
  background: var(--color-gold-bright);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: transform 0.3s var(--ease-out);
}
.page-news .series-accordion__item .accordion__icon::before {
  width: 10px;
  height: 1px;
}
.page-news .series-accordion__item .accordion__icon::after {
  width: 1px;
  height: 10px;
}
.page-news .series-accordion__item[data-open] .accordion__icon::after {
  transform: translate(-50%, -50%) scaleY(0);
}
.page-news .series-accordion__item .accordion__content {
  padding: 0 20px 20px 54px;
  font-size: 13.5px;
  line-height: 1.8;
  opacity: 0.9;
}
.page-news .series-accordion__meta {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  flex-wrap: wrap;
}
.page-news .series-accordion__meta .chip {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--color-gold-bright);
  border: 1px solid rgba(201, 162, 39, 0.35);
  padding: 5px 12px;
  border-radius: var(--radius);
}
.page-news .series-section__btn {
  margin-top: 28px;
}

/* ===== 订阅提醒 ===== */
.page-news .subscribe-section {
  margin-top: 64px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  background: var(--color-jade);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  border: 1px solid rgba(10, 30, 63, 0.08);
}
.page-news .subscribe-section__decor {
  position: relative;
  min-height: 160px;
  overflow: hidden;
  background: var(--color-primary);
}
.page-news .subscribe-section__decor img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0.85;
}
.page-news .subscribe-section__content {
  padding: 36px 30px 42px;
}
.page-news .subscribe-section__text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-gray);
  margin: 14px 0 24px;
  max-width: 54em;
}
.page-news .subscribe-section__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ===== 按钮微调 ===== */
.page-news .btn--primary {
  background: var(--color-gold);
  color: var(--color-primary);
  border: 1px solid var(--color-gold);
}
.page-news .btn--primary:hover {
  background: var(--color-gold-bright);
  border-color: var(--color-gold-bright);
  color: var(--color-primary);
  box-shadow: 0 6px 20px rgba(201, 162, 39, 0.3);
}
.page-news .btn--outline {
  border-color: var(--color-gold);
  color: var(--color-primary);
}
.page-news .btn--outline:hover {
  background: rgba(201, 162, 39, 0.1);
}

/* ===== 锚点滚动补偿 ===== */
.page-news [id] {
  scroll-margin-top: calc(var(--header-height) + 20px);
}

/* ===== 动效 ===== */
@keyframes pageNewsPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    animation: none !important;
    transition: none !important;
  }
}

/* ===== 桌面端 ≥ 720px ===== */
@media (min-width: 720px) {
  .page-news .news-hero__inner {
    min-height: 480px;
  }
  .page-news .news-hero__text {
    padding: 64px 56px 56px;
  }
  .page-news .news-hero__lead {
    font-size: 16px;
  }
  .page-news .article-grid {
    grid-template-columns: 1fr 1fr;
    gap: 26px;
  }
  .page-news .article-card:nth-child(even) {
    margin-top: 0;
    transform: translateY(24px);
  }
  .page-news .article-card:nth-child(even):hover {
    transform: translateY(18px);
  }
  .page-news .series-section {
    padding: 64px 40px 66px;
  }
  .page-news .series-section__bg {
    width: 320px;
  }
  .page-news .subscribe-section {
    grid-template-columns: 1fr 1.2fr;
  }
  .page-news .subscribe-section__decor {
    min-height: 100%;
  }
  .page-news .subscribe-section__content {
    padding: 48px 40px;
  }
  .page-news .section-head {
    flex-direction: row;
    align-items: flex-end;
  }
}

/* ===== 桌面端 ≥ 1080px ===== */
@media (min-width: 1080px) {
  .page-news .editorial-layout {
    grid-template-columns: 240px 1fr;
    gap: 56px;
    padding-top: 72px;
  }
  .page-news .editorial-aside {
    order: 0;
  }
  .page-news .news-hero__visual {
    display: block;
  }
  .page-news .news-hero__geo--main {
    right: -4%;
    width: 46%;
  }
  .page-news .news-hero__title {
    font-size: 46px;
  }
  .page-news .series-section {
    margin-top: 100px;
  }
}

/* ===== 桌面端 ≥ 1280px ===== */
@media (min-width: 1280px) {
  .page-news .editorial-layout {
    grid-template-columns: 260px 1fr;
    gap: 64px;
  }
  .page-news .article-grid {
    gap: 32px;
  }
}