/* ===== 品牌动态页 · 页面专属样式 ===== */
.page-news {
  --news-mono: var(--font-mono);
  --news-gap: clamp(20px, 4vw, 36px);
  --news-section-gap: clamp(40px, 6vw, 64px);
}

/* 页头 */
.page-news .page-header {
  margin-bottom: 32px;
}

.page-news__intro {
  margin-top: 12px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--c-light);
  max-width: 62ch;
}

/* 布局 */
.page-news__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  align-items: start;
}

/* 侧栏 */
.page-news__side {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-news__nav-panel {
  padding: 20px;
  background: var(--c-ink);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-news__nav-panel .toc-title {
  color: var(--c-white);
  font-size: 13px;
  letter-spacing: .1em;
  margin: 0;
}

.page-news__nav-panel::after {
  content: "";
  display: block;
  height: 6px;
  margin-top: 18px;
  background: repeating-linear-gradient(
    135deg,
    var(--c-primary) 0 10px,
    transparent 10px 20px
  );
}

.page-news__nav-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-news__nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  color: var(--c-white);
  font-weight: 700;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background-color .2s, color .2s;
}

.page-news__nav-item:hover,
.page-news__nav-item:focus-visible {
  background: var(--c-primary);
  color: var(--c-white);
}

.page-news__nav-item:hover .page-news__nav-num,
.page-news__nav-item:focus-visible .page-news__nav-num {
  color: var(--c-white);
}

.page-news .toc-link.is-active,
.page-news__nav-item.is-active {
  background: var(--c-white);
  color: var(--c-ink);
}

.page-news .toc-link.is-active .page-news__nav-num,
.page-news__nav-item.is-active .page-news__nav-num {
  color: var(--c-primary);
}

.page-news__nav-num {
  font-family: var(--news-mono);
  font-size: 12px;
  color: var(--c-primary);
  line-height: 1;
}

/* 统计面板 */
.page-news__stat-panel {
  padding: 20px;
  background: var(--c-cool);
  border: 1px solid var(--c-line);
}

.page-news__stat-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 0;
}

.page-news__stat-item + .page-news__stat-item {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--c-line);
}

.page-news__stat-key {
  font-family: var(--news-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--c-light);
}

.page-news__stat-item .stat-num {
  display: block;
  font-size: 26px;
  line-height: 1.2;
}

.page-news__stat-item .stat-num--orange {
  color: var(--c-primary);
}

/* 内容区 */
.page-news__content {
  display: grid;
  gap: var(--news-section-gap);
}

.page-news__section {
  border-top: 3px solid var(--c-ink);
  padding-top: 24px;
}

/* 章节头 */
.page-news__section .section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 16px;
  align-items: baseline;
  padding-bottom: 14px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--c-line);
  position: relative;
}

.page-news__section .section-head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 56px;
  height: 3px;
  background: var(--c-primary);
}

.page-news__section .section-index {
  font-family: var(--news-mono);
  font-size: 28px;
  font-weight: 800;
  line-height: 1;
  color: var(--c-primary);
}

.page-news__section .section-title {
  font-size: 24px;
  font-weight: 800;
  margin: 0;
  line-height: 1.2;
}

.page-news__section .section-desc {
  grid-column: 2 / -1;
  margin: 8px 0 0;
  font-size: 14px;
  color: var(--c-light);
}

/* 图片槽 */
.page-news .img-slot {
  position: relative;
  overflow: hidden;
}

.page-news .img-slot img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.page-news__feature-img img,
.page-news__transfer-img img,
.page-news__updates-img img,
.page-news__announce-img img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 头条 */
.page-news__feature {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin-bottom: 28px;
  border: 1px solid var(--c-line);
  background: var(--c-white);
}

.page-news__feature-img {
  aspect-ratio: 16 / 10;
}

.page-news__feature-body {
  padding: 20px;
}

.page-news__feature-title {
  margin: 12px 0 10px;
  font-size: 22px;
  font-weight: 800;
  line-height: 1.35;
}

.page-news__feature-summary {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-mid);
}

/* 新闻条目 */
.page-news__list {
  display: grid;
  gap: 14px;
}

.page-news__item {
  position: relative;
  padding: 18px 48px 18px 20px;
  border: 1px solid var(--c-line);
  border-left: 4px solid var(--c-line);
  background: var(--c-white);
  transition: border-color .2s, background-color .2s;
}

.page-news__item:hover {
  border-left-color: var(--c-primary);
  border-top-color: var(--c-ink);
  border-right-color: var(--c-ink);
  background: var(--c-cool);
}

.page-news__item-dot {
  position: absolute;
  top: 50%;
  right: 18px;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-primary);
}

.page-news__item .tag {
  display: inline-block;
  margin-bottom: 8px;
}

.page-news__item-title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
}

.page-news__item-link {
  color: var(--c-ink);
  text-decoration: none;
  position: relative;
}

.page-news__item-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: var(--c-primary);
  transition: width .25s;
}

.page-news__item:hover .page-news__item-link::after {
  width: 100%;
}

.page-news__item-summary {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-light);
}

/* 转会专区 */
.page-news__transfer {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-news__transfer-img {
  aspect-ratio: 3 / 2;
}

.page-news__transfer-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news__transfer-item {
  display: flex;
  gap: 14px;
  padding: 16px;
  background: var(--c-ink);
  color: var(--c-white);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
}

.page-news__transfer-item .text-mono {
  flex-shrink: 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--c-primary);
}

.page-news__transfer-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
}

.page-news__section-cta {
  margin: 20px 0 0;
}

/* 版本更新 */
.page-news__updates {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-news__version-list {
  display: grid;
  gap: 14px;
}

.page-news__version-item {
  padding: 18px 20px;
  background: var(--c-cool);
  border-left: 3px solid var(--c-ink);
  transition: background-color .2s, border-color .2s, box-shadow .2s;
}

.page-news__version-item:hover {
  border-left-color: var(--c-primary);
  background: var(--c-white);
  box-shadow: 0 4px 16px rgba(0, 0, 0, .08);
}

.page-news__version-item h3 {
  margin: 10px 0 6px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
}

.page-news__version-item p {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-mid);
}

.page-news__updates-img {
  aspect-ratio: 5 / 3;
}

/* 品牌公告 */
.page-news__announce-img {
  aspect-ratio: 7 / 2;
  margin-bottom: 20px;
}

.page-news__announce-list {
  display: grid;
  gap: 14px;
}

.page-news__announce-item {
  padding: 18px 20px;
  border: 1px solid var(--c-line);
  border-right: 6px solid var(--c-primary);
  background: var(--c-white);
  transition: transform .2s, box-shadow .2s;
}

.page-news__announce-item:hover {
  transform: translateX(4px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, .06);
}

.page-news__announce-item .text-mono {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  color: var(--c-primary);
}

.page-news__announce-item h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
}

.page-news__announce-item p {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-light);
}

.page-news__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* 桌面端 */
@media (min-width: 1024px) {
  .page-news__layout {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 48px;
  }

  .page-news__side {
    position: sticky;
    top: 32px;
  }

  .page-news__feature {
    grid-template-columns: minmax(280px, 5fr) minmax(0, 7fr);
  }

  .page-news__feature-img {
    aspect-ratio: auto;
    min-height: 300px;
  }

  .page-news__feature-body {
    padding: 28px;
  }

  .page-news__feature-title {
    font-size: 26px;
  }

  .page-news__transfer {
    grid-template-columns: 300px minmax(0, 1fr);
    align-items: start;
  }

  .page-news__updates {
    grid-template-columns: minmax(0, 1fr) 280px;
    align-items: start;
  }

  .page-news__section .section-title {
    font-size: 28px;
  }
}