.page-news {
  --news-gap: clamp(18px, 3vw, 28px);
  --news-line: 1px solid var(--hairline);
  --news-line-soft: 1px solid var(--hairline-soft);
  --news-panel: var(--ink-800);
  --news-panel-deep: var(--ink-700);
}

/* 面包屑与首屏 */
.page-news .news-hero {
  padding-top: clamp(18px, 3.5vw, 34px);
}

.page-news .crumbs a {
  color: var(--gray-400);
  text-decoration: none;
}

.page-news .crumbs a:hover {
  color: var(--cyan-400);
}

.page-news .news-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: end;
  margin-top: clamp(20px, 4vw, 40px);
}

.page-news .news-hero__main h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(44px, 9.5vw, 96px);
  line-height: 0.96;
  letter-spacing: -0.02em;
  color: var(--field-white);
}

.page-news .news-hero__lead {
  max-width: 34em;
  margin: 20px 0 0;
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.62;
  color: var(--gray-400);
}

.page-news .news-hero__aside {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  padding: 18px;
  background: var(--ink-800);
  border-left: 2px solid var(--moss-500);
}

.page-news .news-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-news .news-stat__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--field-white);
}

.page-news .news-stat__unit {
  font-size: var(--f-12);
  color: var(--gray-400);
  letter-spacing: 0.06em;
}

.page-news .news-stat__label {
  font-size: var(--f-12);
  letter-spacing: 0.08em;
  color: var(--gray-400);
  text-transform: uppercase;
}

/* 分类主题带 */
.page-news .news-channels__head {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.page-news .news-channels__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.2vw, 32px);
  line-height: 1.15;
  color: var(--field-white);
}

.page-news .news-channels__strip {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 12px;
  scrollbar-width: thin;
  scrollbar-color: var(--moss-500) transparent;
  -webkit-overflow-scrolling: touch;
  -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 32px), transparent);
  mask-image: linear-gradient(to right, #000 calc(100% - 32px), transparent);
}

.page-news .news-channels__strip .chip {
  flex: 0 0 auto;
  white-space: nowrap;
  scroll-snap-align: start;
  padding: 11px 18px;
  font-size: var(--f-14);
  letter-spacing: 0.02em;
}

/* 通栏横幅 */
.page-news .news-banner {
  padding-block: clamp(8px, 2vw, 20px);
}

.page-news .news-banner__figure {
  margin: 0;
}

.page-news .news-banner__figure img {
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 0;
}

.page-news .news-banner__figure .figure__caption {
  margin-top: 8px;
  font-size: var(--f-12);
  letter-spacing: 0.08em;
  color: var(--gray-400);
}

/* 置顶复盘 */
.page-news .news-pinned__head {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: clamp(16px, 3vw, 26px);
}

.page-news .news-pinned__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.8vw, 40px);
  line-height: 1.08;
  color: var(--field-white);
}

.page-news .news-pinned__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  align-items: stretch;
}

.page-news .news-pinned__card {
  display: flex;
  flex-direction: column;
  background: var(--ink-800);
  border: var(--news-line-soft);
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
  overflow: hidden;
}

.page-news .news-pinned__card:last-child {
  padding-top: 6px;
}

.page-news .news-pinned__figure {
  margin: 0;
  aspect-ratio: 16 / 6;
  overflow: hidden;
  background: var(--ink-700);
}

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

.page-news .news-pinned__body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(16px, 2.4vw, 24px);
}

.page-news .news-pinned__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-news .news-pinned__time {
  font-size: var(--f-12);
  letter-spacing: 0.04em;
  color: var(--gray-400);
}

.page-news .news-pinned__body h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.4vw, 24px);
  line-height: 1.28;
  color: var(--field-white);
}

.page-news .news-pinned__body p {
  margin: 0;
  font-size: var(--f-14);
  line-height: 1.6;
  color: var(--gray-400);
}

.page-news .news-pinned__body .link-arrow {
  margin-top: 4px;
  align-self: flex-start;
}

/* 最新更新列表 */
.page-news .news-feed__head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: clamp(16px, 3vw, 26px);
}

.page-news .news-feed__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.8vw, 40px);
  line-height: 1.08;
  color: var(--field-white);
}

.page-news .news-feed__sub {
  margin: 0;
  max-width: 36em;
  font-size: var(--f-14);
  line-height: 1.6;
  color: var(--gray-400);
}

.page-news .news-feed__list {
  display: flex;
  flex-direction: column;
}

.page-news .news-feed__item {
  position: relative;
  padding: 18px 0 20px 26px;
  border-bottom: var(--news-line-soft);
}

.page-news .news-feed__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 2px;
  background: var(--hairline);
  transition: background-color 180ms var(--ease);
}

.page-news .news-feed__item:hover::before,
.page-news .news-feed__item:focus-within::before {
  background: var(--cyan-400);
}

.page-news .news-feed__row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.page-news .news-feed__tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-news .news-feed__time {
  font-size: var(--f-12);
  letter-spacing: 0.04em;
  color: var(--gray-400);
}

.page-news .news-feed__toggle {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: transparent;
  border: 1px solid var(--hairline);
  color: var(--field-white);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  border-radius: 0;
  transition: border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-news .news-feed__toggle:hover,
.page-news .news-feed__toggle:focus-visible {
  border-color: var(--cyan-400);
  background: rgba(53, 232, 210, 0.08);
}

.page-news .news-feed__toggle:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-news .news-feed__toggle[aria-expanded="true"] {
  border-color: var(--cyan-400);
}

.page-news .news-feed__toggle[aria-expanded="true"] .expand__sign {
  transform: rotate(45deg);
}

.page-news .news-feed__toggle .expand__sign {
  display: inline-block;
  transition: transform 200ms var(--ease);
}

.page-news .news-feed__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 2.2vw, 21px);
  line-height: 1.32;
  color: var(--field-white);
}

.page-news .news-feed__excerpt {
  margin: 6px 0 0;
  font-size: var(--f-14);
  line-height: 1.6;
  color: var(--gray-400);
}

.page-news .news-feed__panel {
  margin-top: 12px;
}

.page-news .news-feed__diff {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 14px 16px;
  background: var(--ink-800);
  border-left: 2px solid var(--moss-500);
}

.page-news .news-feed__diff-col {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-news .news-feed__diff-col p {
  margin: 0;
  font-size: var(--f-14);
  line-height: 1.6;
  color: var(--gray-400);
}

.page-news .news-feed__diff-col--final {
  padding-top: 12px;
  border-top: var(--news-line-soft);
}

/* 版本动态窄条 */
.page-news .news-release-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin: 16px 0;
  padding: 14px 18px;
  background: var(--cream-100);
  color: var(--ink-900);
}

.page-news .news-release-strip .tag {
  background: var(--ink-900);
  color: var(--cream-100);
  border-color: transparent;
}

.page-news .news-release-strip__text {
  flex: 1 1 auto;
  font-size: var(--f-14);
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink-900);
}

.page-news .news-release-strip .link-arrow {
  color: var(--ink-900);
  flex: 0 0 auto;
}

.page-news .news-release-strip .link-arrow:hover {
  color: var(--moss-500);
}

/* 版本迭代 */
.page-news .news-version__inner {
  display: grid;
  gap: clamp(20px, 3.5vw, 32px);
  padding: clamp(20px, 3.6vw, 34px);
  background: var(--cream-100);
  color: var(--ink-900);
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
}

.page-news .news-version__text h2 {
  margin: 8px 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.12;
  color: var(--ink-900);
}

.page-news .news-version__text p {
  margin: 0 0 14px;
  font-size: var(--f-14);
  line-height: 1.62;
  color: #3A3A33;
}

.page-news .news-version__list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-news .news-version__list li {
  position: relative;
  padding-left: 16px;
  font-size: var(--f-14);
  line-height: 1.55;
  color: #2E2E28;
}

.page-news .news-version__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--orange-500);
  transform: rotate(45deg);
}

.page-news .news-version__text .btn--ghost {
  color: var(--ink-900);
  border-color: var(--ink-900);
}

.page-news .news-version__text .btn--ghost:hover {
  background: var(--ink-900);
  color: var(--cream-100);
}

.page-news .news-version__figure {
  margin: 0;
  align-self: center;
}

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

/* 专题策划 */
.page-news .news-series__head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: clamp(16px, 3vw, 26px);
}

.page-news .news-series__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.8vw, 40px);
  line-height: 1.08;
  color: var(--field-white);
}

.page-news .news-series__sub {
  margin: 0;
  max-width: 36em;
  font-size: var(--f-14);
  line-height: 1.6;
  color: var(--gray-400);
}

.page-news .news-series__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 18px;
}

.page-news .news-series__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px;
  background: var(--ink-800);
  border-left: 2px solid var(--moss-500);
}

.page-news .news-series__item:nth-child(2) {
  background: var(--ink-700);
}

.page-news .news-series__item:nth-child(3) {
  background: var(--ink-800);
  border-left-color: var(--amber-300);
}

.page-news .news-series__item:nth-child(4) {
  background: var(--ink-700);
}

.page-news .news-series__num {
  font-size: var(--f-12);
  letter-spacing: 0.14em;
  color: var(--gray-400);
}

.page-news .news-series__item h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.2;
  color: var(--field-white);
}

.page-news .news-series__item p {
  margin: 0;
  font-size: var(--f-14);
  line-height: 1.6;
  color: var(--gray-400);
}

/* 团队动态 */
.page-news .news-team__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 30px);
  align-items: center;
}

.page-news .news-team__text h2 {
  margin: 8px 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.1;
  color: var(--field-white);
}

.page-news .news-team__text p {
  margin: 0 0 12px;
  font-size: var(--f-14);
  line-height: 1.62;
  color: var(--gray-400);
}

.page-news .news-team__text .link-arrow {
  margin-top: 4px;
}

.page-news .news-team__figure {
  margin: 0;
  background: var(--ink-700);
}

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

/* 订阅与追踪 */
.page-news .news-track__inner {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: clamp(20px, 3.4vw, 32px);
  background: var(--ink-800);
  border-top: 2px solid var(--cyan-400);
}

.page-news .news-track__inner h2 {
  margin: 6px 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.1;
  color: var(--field-white);
}

.page-news .news-track__lead {
  margin: 0;
  max-width: 36em;
  font-size: var(--f-14);
  line-height: 1.62;
  color: var(--gray-400);
}

.page-news .news-track__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* 响应式 / 平板 */
@media (min-width: 640px) {
  .page-news .news-feed__diff {
    grid-template-columns: 1fr 1fr;
  }

  .page-news .news-feed__diff-col--final {
    padding-top: 0;
    padding-left: 16px;
    border-top: 0;
    border-left: var(--news-line-soft);
  }

  .page-news .news-series__grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .page-news .news-release-strip {
    padding: 16px 22px;
  }
}

/* 响应式 / 桌面 */
@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.85fr) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 64px);
  }

  .page-news .news-channels__strip {
    -webkit-mask-image: none;
    mask-image: none;
    flex-wrap: wrap;
    overflow-x: visible;
  }

  .page-news .news-pinned__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-version__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-news .news-series__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-team__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  }

  .page-news .news-track__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .page-news .news-track__actions {
    flex: 0 0 auto;
  }
}
<<<END>>>