.page-news {
  --news-kind-league: #2FE0D2;
  --news-kind-cup: #FF6A2A;
  --news-kind-invite: #FFC46B;
  --news-kind-pre: #94A5B4;
  --news-rail-w: 220px;
  color: var(--cool-white);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding: clamp(20px, 4vw, 40px) 0 clamp(28px, 4vw, 52px);
  border-bottom: 1px solid var(--hairline);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(58, 16, 36, .85) 0%, rgba(6, 13, 26, 0) 62%),
    var(--ink-navy);
}

.page-news .news-hero__grid {
  display: grid;
  gap: clamp(20px, 4vw, 42px);
  align-items: end;
}

.page-news .news-hero__title {
  margin: 10px 0 0;
}

.page-news .news-hero__lead {
  margin: 16px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .news-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

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

.page-news .news-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
}

/* ---------- 目录区 ---------- */
.page-news .news-head__lead {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .news-layout {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  margin-top: clamp(22px, 3vw, 34px);
}

/* ---------- 左侧类型索引 ---------- */
.page-news .news-rail {
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--charcoal) 0%, rgba(18, 24, 31, .55) 100%);
  padding: 16px;
}

.page-news .news-rail__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .12em;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--mist);
}

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

.page-news .news-rail__item + .news-rail__item {
  border-top: 1px solid var(--hairline);
}

.page-news .news-rail__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 4px;
  color: var(--cool-white);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-news .news-rail__link:hover,
.page-news .news-rail__link:focus-visible {
  color: var(--signal-cyan);
}

.page-news .news-rail__dot {
  width: 3px;
  height: 16px;
  border-radius: 2px;
  flex: none;
  background: var(--mist);
}

.page-news .news-rail__dot--league { background: var(--news-kind-league); }
.page-news .news-rail__dot--cup { background: var(--news-kind-cup); }
.page-news .news-rail__dot--invite { background: var(--news-kind-invite); }
.page-news .news-rail__dot--pre { background: var(--news-kind-pre); }

.page-news .news-rail__name {
  flex: 1 1 auto;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .02em;
}

.page-news .news-rail__count {
  flex: none;
  font-size: 14px;
  color: var(--mist);
}

.page-news .news-rail__note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--hairline);
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 分组折叠 ---------- */
.page-news .news-groups {
  display: grid;
  gap: 12px;
  min-width: 0;
}

.page-news .news-group {
  --news-kind: var(--signal-cyan);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: var(--charcoal);
  overflow: hidden;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-news .news-group--league { --news-kind: var(--news-kind-league); }
.page-news .news-group--cup { --news-kind: var(--news-kind-cup); }
.page-news .news-group--invite { --news-kind: var(--news-kind-invite); }
.page-news .news-group--pre { --news-kind: var(--news-kind-pre); }

.page-news .news-group__summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  transition: background-color var(--dur) var(--ease);
}

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

.page-news .news-group__summary:hover {
  background: rgba(47, 224, 210, .05);
}

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

.page-news .news-group__dot {
  width: 4px;
  height: 18px;
  border-radius: 2px;
  background: var(--news-kind);
  flex: none;
}

.page-news .news-group__name {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .04em;
}

.page-news .news-group__hint {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 13px;
  color: var(--mist);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.page-news .news-group__count {
  flex: none;
  font-size: 13px;
  color: var(--mist);
}

.page-news .news-group__arrow {
  flex: none;
  color: var(--mist);
  transition: transform 160ms var(--ease);
}

.page-news .news-group[open] .news-group__arrow {
  transform: rotate(90deg);
  color: var(--signal-cyan);
}

/* ---------- 公告列表 ---------- */
.page-news .news-list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  border-top: 1px solid var(--hairline);
}

.page-news .news-item {
  position: relative;
  padding: 16px 16px 16px 22px;
  border-bottom: 1px solid var(--hairline);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .news-item:last-child {
  border-bottom: 0;
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 18px;
  bottom: 18px;
  width: 3px;
  border-radius: 2px;
  background: var(--news-kind);
  opacity: .8;
}

.page-news .news-item:hover {
  transform: translateY(-1px);
  border-color: rgba(47, 224, 210, .35);
}

.page-news .news-item__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.page-news .news-item__time {
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--mist);
  white-space: nowrap;
}

.page-news .news-item__title {
  margin: 10px 0 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .02em;
  line-height: 1.5;
  color: var(--cool-white);
}

.page-news .news-item__desc {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
  max-width: 62ch;
}

/* ---------- 三个系列 ---------- */
.page-news .news-head--series .news-head__lead {
  max-width: 56ch;
}

.page-news .news-series__grid {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  margin-top: clamp(22px, 3vw, 34px);
}

.page-news .news-series__media {
  margin: 0;
  align-self: start;
}

.page-news .news-series__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
  border: 1px solid rgba(233, 240, 246, .14);
  border-radius: var(--radius);
}

.page-news .news-series__cards {
  display: grid;
  gap: 12px;
  min-width: 0;
}

.page-news .news-series__card {
  position: relative;
  padding: 18px 18px 16px;
  border: 1px solid rgba(233, 240, 246, .14);
  border-radius: var(--radius);
  background: rgba(6, 13, 26, .45);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .news-series__card:hover {
  transform: translateY(-1px);
  border-color: rgba(47, 224, 210, .4);
}

.page-news .news-series__idx {
  display: block;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--signal-cyan);
}

.page-news .news-series__name {
  margin: 8px 0 0;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.page-news .news-series__text {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-series__freq {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px solid rgba(233, 240, 246, .12);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--amber-note);
}

/* ---------- 条目怎么读 ---------- */
.page-news .news-read {
  background: var(--ink-navy);
}

.page-news .news-read__grid {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
  align-items: start;
}

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

.page-news .news-read__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
}

.page-news .news-read__lead {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
  max-width: 56ch;
}

.page-news .news-read__list {
  margin: 20px 0 0;
}

.page-news .news-read__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 14px 0;
  border-top: 1px solid var(--hairline);
}

.page-news .news-read__row:last-child {
  border-bottom: 1px solid var(--hairline);
}

.page-news .news-read__row dt {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--signal-cyan);
}

.page-news .news-read__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-read__note {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--amber-note);
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 收藏与调取 ---------- */
.page-news .news-fav__grid {
  display: grid;
  gap: clamp(22px, 3vw, 44px);
  align-items: start;
}

.page-news .news-fav__lead {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
  max-width: 54ch;
}

.page-news .news-fav__extra {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
  max-width: 54ch;
}

.page-news .news-fav__link {
  color: var(--signal-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 224, 210, .45);
}

.page-news .news-fav__link:hover,
.page-news .news-fav__link:focus-visible {
  border-bottom-color: var(--signal-cyan);
}

.page-news .news-fav__copy .btn {
  margin-top: 20px;
}

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

.page-news .news-fav__step {
  display: flex;
  gap: 14px;
  padding: 16px;
  border: 1px solid rgba(233, 240, 246, .16);
  border-radius: var(--radius);
  background: rgba(6, 13, 26, .5);
}

.page-news .news-fav__num {
  flex: none;
  font-size: 16px;
  color: var(--signal-orange);
  line-height: 1.5;
}

.page-news .news-fav__step-body strong {
  display: block;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .03em;
}

.page-news .news-fav__step-body p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 页尾视觉带 ---------- */
.page-news .news-tail {
  margin: 0;
  position: relative;
  border-top: 1px solid var(--hairline);
}

.page-news .news-tail img {
  display: block;
  width: 100%;
  height: clamp(130px, 20vw, 210px);
  object-fit: cover;
  opacity: .75;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .news-read__row {
    grid-template-columns: 96px 1fr;
    gap: 16px;
    align-items: baseline;
  }

  .page-news .news-series__cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  }

  .page-news .news-series__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

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

  .page-news .news-read__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-news .news-fav__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }
}

@media (min-width: 1080px) {
  .page-news .news-layout {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: 40px;
  }

  .page-news .news-rail {
    position: sticky;
    top: calc(var(--header-h) + 20px);
    align-self: start;
  }
}

@media (max-width: 719px) {
  .page-news .news-group__hint {
    display: none;
  }

  .page-news .news-item {
    padding-left: 18px;
  }

  .page-news .news-item::before {
    left: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .news-series__card,
  .page-news .news-group__arrow,
  .page-news .news-rail__link {
    transition: none;
  }

  .page-news .news-item:hover,
  .page-news .news-series__card:hover {
    transform: none;
  }
}