.page-news {
  --news-hairline: rgba(154, 170, 185, 0.24);
  --news-hairline-ink: rgba(18, 24, 31, 0.16);
  --news-muted: var(--grayblue-400);
  --news-muted-ink: rgba(18, 24, 31, 0.66);
  background-color: var(--ink-900);
  color: var(--offwhite-050);
}

.page-news .section-label__name {
  letter-spacing: 0.04em;
}

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

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-bottom: 24px;
}

.page-news .news-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(34px, 8vw, 62px);
  line-height: 1.05;
  font-weight: 700;
  letter-spacing: 0.02em;
  max-width: 18ch;
}

.page-news .news-hero__lede {
  margin: 22px 0 0;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(246, 242, 233, 0.82);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 24px 0 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--news-hairline);
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--news-muted);
}

.page-news .news-hero__meta .num {
  color: var(--cyan-400);
  font-size: 15px;
}

.page-news .news-hero__figure {
  margin: 36px 0 0;
  aspect-ratio: 8 / 3;
}

.page-news .news-hero__figure img {
  height: 100%;
  object-fit: cover;
}

/* ---------- 列表主体 ---------- */
.page-news .news-stream__grid {
  display: grid;
  gap: 36px;
}

.page-news .news-tags__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--news-muted);
  text-transform: uppercase;
}

.page-news .news-tags__list {
  display: flex;
  flex-wrap: nowrap;
  gap: 18px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .news-tag {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 6px 0;
  white-space: nowrap;
  font-size: 14px;
  color: rgba(246, 242, 233, 0.78);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .news-tag:hover,
.page-news .news-tag:focus-visible {
  color: var(--offwhite-050);
  border-bottom-color: var(--cyan-400);
}

.page-news .news-feed__title {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: 0.14em;
  color: var(--news-muted);
}

.page-news .news-list {
  display: grid;
  grid-template-columns: 1fr;
}

.page-news .news-item {
  padding: 30px 0 34px;
  border-top: 1px solid var(--news-hairline);
  scroll-margin-top: 104px;
  transition: background-color var(--dur) var(--ease);
}

.page-news .news-item:target {
  background-color: rgba(47, 227, 208, 0.06);
}

.page-news .news-item__stamp {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--news-muted);
}

.page-news .news-item__no {
  color: var(--offwhite-050);
  font-weight: 600;
}

.page-news .news-item__chip {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 14px 0 0;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: rgba(246, 242, 233, 0.72);
}

.page-news .news-item__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 4.4vw, 27px);
  line-height: 1.28;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-news .news-item__more,
.page-news .phase-fold {
  margin-top: 14px;
  border-top: 1px solid var(--news-hairline);
}

.page-news details > summary {
  cursor: pointer;
  list-style: none;
  padding: 12px 24px 12px 0;
  position: relative;
  font-size: 14px;
  letter-spacing: 0.03em;
  color: var(--cyan-400);
}

.page-news details > summary::-webkit-details-marker {
  display: none;
}

.page-news details > summary::after {
  content: "+";
  position: absolute;
  right: 2px;
  top: 11px;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--news-muted);
}

.page-news details[open] > summary::after {
  content: "–";
}

.page-news .news-item__more p {
  margin: 0 0 6px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(246, 242, 233, 0.78);
}

/* ---------- 赛季阶段专题（奶油底） ---------- */
.page-news .news-phase {
  color: var(--inktext-900);
  background-color: var(--cream-100);
}

.page-news .news-phase .section-label__name {
  color: var(--news-muted-ink);
}

.page-news .news-phase h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 5.6vw, 36px);
  line-height: 1.16;
  letter-spacing: 0.02em;
}

.page-news .news-phase__grid {
  display: grid;
  gap: 32px;
  margin-top: 26px;
}

.page-news .news-phase__lede {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--news-muted-ink);
}

.page-news .news-phase .phase-fold {
  border-top: 1px solid var(--news-hairline-ink);
}

.page-news .news-phase details > summary {
  color: #7a4b12;
  font-weight: 600;
}

.page-news .news-phase details > summary::after {
  color: var(--news-muted-ink);
}

.page-news .phase-fold__list {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.page-news .phase-fold__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--news-hairline-ink);
  font-size: 15px;
}

.page-news .phase-fold__list a {
  color: var(--inktext-900);
  text-decoration: none;
  border-bottom: 1px solid rgba(18, 24, 31, 0.34);
}

.page-news .phase-fold__list a:hover,
.page-news .phase-fold__list a:focus-visible {
  border-bottom-color: var(--redorange-500);
}

.page-news .phase-fold__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--news-muted-ink);
}

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

/* ---------- 栏目共建 ---------- */
.page-news .news-coop__grid {
  display: grid;
  gap: 32px;
  align-items: start;
}

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

.page-news .news-coop h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 5.6vw, 36px);
  line-height: 1.16;
  letter-spacing: 0.02em;
}

.page-news .news-coop__body > p {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(246, 242, 233, 0.8);
}

.page-news .news-coop__list {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--news-hairline);
}

.page-news .news-coop__list li {
  padding: 14px 0;
  border-bottom: 1px solid var(--news-hairline);
  font-size: 15px;
  line-height: 1.7;
  color: rgba(246, 242, 233, 0.86);
}

.page-news .news-coop__list .num {
  display: inline-block;
  min-width: 2.4em;
  color: var(--amber-400);
  font-size: 13px;
}

.page-news .news-coop__note {
  font-size: 14px;
  color: var(--news-muted);
}

/* ---------- 版本迭代 ---------- */
.page-news .news-versions h2,
.page-news .news-rhythm h2,
.page-news .news-outro h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 5.6vw, 36px);
  line-height: 1.16;
  letter-spacing: 0.02em;
}

.page-news .news-versions__grid {
  display: grid;
  gap: 32px;
  margin-top: 28px;
}

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

.page-news .news-timeline {
  margin: 0;
  padding: 0 0 0 22px;
  list-style: none;
  position: relative;
}

.page-news .news-timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(to bottom, var(--cyan-400), rgba(47, 227, 208, 0.08));
}

.page-news .news-timeline__item {
  position: relative;
  padding: 0 0 26px 4px;
}

.page-news .news-timeline__item::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 7px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background-color: var(--ink-900);
  box-shadow: inset 0 0 0 2px var(--cyan-400);
}

.page-news .news-timeline__ver {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber-400);
}

.page-news .news-timeline__item h3 {
  margin: 8px 0 6px;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: 0.02em;
}

.page-news .news-timeline__item p {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(246, 242, 233, 0.76);
}

/* ---------- 更新节奏 ---------- */
.page-news .news-rhythm__grid {
  display: grid;
  gap: 1px;
  margin-top: 28px;
  background-color: var(--news-hairline);
  border-top: 1px solid var(--news-hairline);
  border-bottom: 1px solid var(--news-hairline);
}

.page-news .news-rhythm__card {
  padding: 24px 20px 26px;
  background-color: var(--ink-900);
}

.page-news .news-rhythm__num {
  margin: 0;
  font-size: clamp(30px, 7vw, 44px);
  line-height: 1;
  font-weight: 600;
  color: var(--amber-400);
  letter-spacing: 0.04em;
}

.page-news .news-rhythm__card h3 {
  margin: 12px 0 8px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--offwhite-050);
}

.page-news .news-rhythm__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(246, 242, 233, 0.74);
}

/* ---------- 收束 ---------- */
.page-news .news-outro {
  padding-top: 96px;
  padding-bottom: 120px;
}

.page-news .news-outro__inner {
  max-width: 60ch;
}

.page-news .news-outro__inner p {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(246, 242, 233, 0.78);
}

.page-news .news-outro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .news-hero__figure {
    margin-top: 44px;
  }

  .page-news .news-item {
    display: grid;
    grid-template-columns: 118px 1fr;
    gap: 0 24px;
    align-items: start;
  }

  .page-news .news-item__stamp {
    flex-direction: column;
    gap: 6px;
    position: sticky;
    top: 108px;
  }

  .page-news .news-item__chip {
    margin-top: 0;
  }

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

  .page-news .news-phase__grid,
  .page-news .news-coop__grid,
  .page-news .news-versions__grid {
    grid-template-columns: repeat(2, 1fr);
    align-items: start;
  }

  .page-news .news-coop__grid {
    gap: 40px;
  }
}

@media (min-width: 1024px) {
  .page-news .news-stream__grid {
    grid-template-columns: 168px 1fr;
    gap: 56px;
  }

  .page-news .news-tags {
    position: sticky;
    top: 104px;
  }

  .page-news .news-tags__list {
    flex-direction: column;
    gap: 14px;
    overflow: visible;
  }

  .page-news .news-list {
    grid-template-columns: repeat(12, 1fr);
    column-gap: 32px;
  }

  .page-news .news-item {
    grid-column: 1 / span 8;
    padding: 32px 0 38px;
  }

  .page-news .news-item:nth-child(3n + 2) {
    grid-column: 5 / -1;
  }

  .page-news .news-item:nth-child(3n) {
    grid-column: 1 / span 8;
  }

  .page-news .news-phase__grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 56px;
  }

  .page-news .news-coop__grid {
    grid-template-columns: 0.8fr 1.2fr;
    gap: 56px;
  }

  .page-news .news-versions__grid {
    grid-template-columns: 0.75fr 1.25fr;
    gap: 56px;
  }

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

  .page-news .news-rhythm__card {
    padding: 28px 22px 32px;
  }

  .page-news .news-outro {
    padding-top: 128px;
    padding-bottom: 168px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-tag,
  .page-news .news-item {
    transition: opacity var(--dur) linear;
  }
}