.page-news {
  --news-cut: 14px;
  --news-rail-w: 200px;
}

.page-news .news-cover {
  position: relative;
  padding: clamp(20px, 4vw, 44px) 0 clamp(30px, 5vw, 64px);
  overflow: hidden;
}

.page-news .news-cover::before {
  content: "";
  position: absolute;
  left: -6%;
  right: -6%;
  bottom: 0;
  height: 42%;
  background: linear-gradient(100deg, rgba(0, 240, 192, .12), rgba(255, 106, 26, .09) 58%, transparent 88%);
  clip-path: polygon(0 34%, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-news .news-cover__inner {
  position: relative;
  display: grid;
  gap: clamp(18px, 3.6vw, 28px);
}

.page-news .news-cover__copy {
  position: relative;
  z-index: 2;
}

.page-news .news-cover__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 7vw, 62px);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--warm);
  text-wrap: balance;
}

.page-news .news-cover__lead {
  margin: clamp(14px, 2vw, 20px) 0 0;
  max-width: 52ch;
}

.page-news .news-cover__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--mist);
}

.page-news .news-cover__num {
  display: block;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--cyan);
}

.page-news .news-cover__figure {
  margin: 0;
  position: relative;
  z-index: 1;
}

.page-news .news-cover__figure img {
  filter: brightness(.66) saturate(.92);
}

.page-news .news-cover__figure .img-frame__cap {
  position: relative;
  z-index: 3;
}

@media (min-width: 900px) {
  .page-news .news-cover__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .page-news .news-cover__figure {
    grid-area: 1 / 1;
  }

  .page-news .news-cover__copy {
    grid-area: 1 / 1;
    align-self: end;
    max-width: 86%;
    padding-bottom: clamp(20px, 3vw, 40px);
  }

  .page-news .news-cover__lead {
    max-width: 46ch;
  }
}

/* 三条主线 */
.page-news .news-lines__grid {
  gap: clamp(14px, 2vw, 22px);
}

.page-news .news-line {
  position: relative;
  padding: clamp(18px, 2.4vw, 26px);
  background: linear-gradient(158deg, var(--ink-2), rgba(20, 69, 58, .58));
  border: 1px solid var(--line-faint);
  --cut: var(--news-cut);
  overflow: hidden;
}

.page-news .news-line::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 100%;
  background: var(--cyan);
  transform: scaleY(.28);
  transform-origin: top;
  transition: transform .32s var(--ease);
}

.page-news .news-line:hover::before,
.page-news .news-line:focus-within::before {
  transform: scaleY(1);
}

.page-news .news-line__no {
  margin: 0;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-news .news-line__title {
  margin: 8px 0 0;
  font-size: clamp(19px, 2.2vw, 23px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--warm);
}

.page-news .news-line__text {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--body-text);
}

.page-news .news-line__link {
  display: inline-block;
  margin-top: 16px;
  font-size: 14px;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 106, 26, .5);
  padding-bottom: 2px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-news .news-line__link:hover,
.page-news .news-line__link:focus-visible {
  color: var(--warm);
  border-color: var(--warm);
}

/* 条目浏览区 */
.page-news .news-browser {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
}

.page-news .news-rail__label {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-news .news-rail__btns {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .news-rail__btns .filter-btn {
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 13px;
  border: 1px solid var(--line-soft);
  background: transparent;
  color: var(--body-text);
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.page-news .news-rail__btns .filter-btn:hover,
.page-news .news-rail__btns .filter-btn:focus-visible {
  border-color: var(--cyan);
  color: var(--warm);
}

.page-news .news-rail__btns .filter-btn[aria-pressed="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
  font-weight: 700;
}

.page-news .news-rail__count {
  margin: 14px 0 0;
  font-size: 12px;
  color: var(--mist);
}

.page-news .news-rail__count .mono {
  color: var(--cyan);
  font-size: 15px;
  font-weight: 700;
}

.page-news .news-rail__hint {
  margin: 10px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-news .news-rail__hint a {
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 106, 26, .45);
}

.page-news .news-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-item {
  display: grid;
  gap: 8px;
  padding: clamp(18px, 2.4vw, 26px) 0;
  border-top: 1px solid var(--line-faint);
  transition: background .2s var(--ease);
}

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

.page-news .news-item[data-hidden="true"] {
  display: none;
}

.page-news .news-item:hover {
  background: linear-gradient(90deg, rgba(0, 240, 192, .05), transparent 70%);
}

.page-news .news-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
}

.page-news .news-item__kicker {
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-news .news-item__title {
  margin: 0;
  font-size: clamp(17.5px, 2.1vw, 23px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--warm);
  transition: color .2s var(--ease);
}

.page-news .news-item:hover .news-item__title {
  color: var(--cyan);
}

.page-news .news-item__sum {
  margin: 8px 0 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--body-text);
}

@media (min-width: 760px) {
  .page-news .news-item {
    grid-template-columns: 3fr 7fr;
    gap: clamp(16px, 2.6vw, 34px);
    align-items: start;
  }

  .page-news .news-item__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding-top: 4px;
  }
}

@media (min-width: 980px) {
  .page-news .news-browser {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-news .news-rail {
    position: sticky;
    top: calc(var(--header-stack) + 18px);
    align-self: start;
  }

  .page-news .news-rail__btns {
    flex-direction: column;
    align-items: stretch;
  }

  .page-news .news-rail__btns .filter-btn {
    text-align: left;
  }
}

/* 赛季专题 */
.page-news .news-topics__aside {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-news .news-topics__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
  border-left: 2px solid var(--orange);
  padding-left: 14px;
}

.page-news .news-topics__groups {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
}

.page-news .topic-group {
  border-top: 1px solid var(--line-soft);
  padding-top: 14px;
}

.page-news .topic-group__title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  font-size: clamp(17px, 1.9vw, 20px);
  letter-spacing: -.01em;
  color: var(--warm);
}

.page-news .topic-group__count {
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--cyan);
  border: 1px solid rgba(0, 240, 192, .35);
  border-radius: 999px;
  padding: 2px 9px;
}

.page-news .topic-group__list {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-news .topic-group__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--body-text);
}

.page-news .topic-group__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 1px;
  background: var(--line);
}

/* 版本迭代 */
.page-news .news-versions__body {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
}

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

.page-news .news-versions__figure img {
  filter: brightness(.78);
}

.page-news .version-track {
  margin: 0;
  padding: 0 0 0 24px;
  list-style: none;
  border-left: 1px solid var(--line-soft);
  display: grid;
  gap: clamp(20px, 2.8vw, 30px);
}

.page-news .version-item {
  position: relative;
}

.page-news .version-item::before {
  content: "";
  position: absolute;
  left: -28.5px;
  top: 7px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 106, 26, .14);
}

.page-news .version-item--current::before {
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(0, 240, 192, .18);
}

.page-news .version-item__no {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--orange);
}

.page-news .version-item--current .version-item__no {
  color: var(--cyan);
}

.page-news .version-item__title {
  margin: 6px 0 0;
  font-size: clamp(16.5px, 1.9vw, 19px);
  line-height: 1.32;
  color: var(--warm);
}

.page-news .version-item__text {
  margin: 8px 0 0;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--body-text);
}

@media (min-width: 900px) {
  .page-news .news-versions__body {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-news .news-versions__figure {
    position: sticky;
    top: calc(var(--header-stack) + 18px);
  }
}

/* 数据观察报告 */
.page-news .news-report__inner {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
}

.page-news .news-report__metrics {
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-news .news-report__metric {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-top: 1px solid var(--line-faint);
}

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

.page-news .news-report__metric-no {
  margin: 0;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-news .news-report__metric-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--body-text);
}

.page-news .news-report__btn {
  margin-top: clamp(18px, 2.4vw, 26px);
}

.page-news .news-report__figure {
  margin: 0;
  max-width: 420px;
}

@media (min-width: 860px) {
  .page-news .news-report__inner {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }

  .page-news .news-report__figure {
    justify-self: end;
  }
}

/* 合作与投稿 */
.page-news .news-collab__panel {
  padding: clamp(22px, 3.4vw, 44px);
  --cut: 22px;
  display: grid;
  gap: clamp(16px, 2.2vw, 22px);
}

.page-news .news-collab__copy .section-title {
  margin-bottom: 0;
}

.page-news .news-collab__copy .lead {
  margin-top: 12px;
  max-width: 62ch;
}

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

.page-news .news-collab__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-news .news-collab__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--body-text);
}

.page-news .news-collab__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  background: var(--orange);
  clip-path: polygon(0 0, 100% 50%, 0 100%);
}

.page-news .news-collab__note {
  margin: 0;
  font-size: 13px;
  color: var(--mist);
}

.page-news .news-collab__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 240, 192, .4);
}

@media (min-width: 820px) {
  .page-news .news-collab__panel {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-collab__copy {
    grid-column: 1;
  }

  .page-news .news-collab__actions {
    grid-column: 1;
    justify-self: start;
  }

  .page-news .news-collab__list {
    grid-column: 2;
    grid-row: 1 / span 2;
  }

  .page-news .news-collab__note {
    grid-column: 1 / -1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-line::before,
  .page-news .news-item,
  .page-news .news-item__title,
  .page-news .news-line__link {
    transition: none;
  }
}