.page-news {
  --pn-line: 1px solid var(--line-600);
  --pn-pad-x: clamp(18px, 4vw, 40px);
  display: block;
  color: var(--mist-100);
  padding-bottom: var(--gap-module);
  overflow-x: clip;
}

/* ---------- 页首 ---------- */
.page-news__head {
  padding-top: clamp(24px, 5vw, 64px);
  padding-bottom: clamp(28px, 4vw, 52px);
}

.page-news .bt-crumb {
  margin-bottom: 22px;
}

.page-news__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--cyan-400);
  text-transform: uppercase;
}

.page-news__h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 5.2vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  max-width: 18ch;
}

.page-news__lead {
  margin: 22px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist-400);
}

/* ---------- 头条专题封面 ---------- */
.page-news__cover {
  display: grid;
  gap: 22px;
  padding-top: clamp(6px, 1.5vw, 18px);
  padding-bottom: clamp(44px, 6vw, 88px);
}

.page-news__cover-media {
  margin: 0;
  border-radius: var(--radius-l);
  border: 1px solid var(--line-600);
  overflow: hidden;
  background: var(--pitch-800);
}

.page-news__cover-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-news__cover-body {
  display: grid;
  align-content: start;
  gap: 14px;
}

.page-news__cover-kicker {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--amber-500);
}

.page-news__cover-kicker::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber-500);
  flex: none;
}

.page-news__cover-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 42px);
  line-height: 1.12;
  letter-spacing: -0.018em;
}

.page-news__cover-text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--mist-400);
}

.page-news__cover-cta {
  justify-self: start;
  margin-top: 6px;
}

/* ---------- 公告流 ---------- */
.page-news__feedblock {
  padding-bottom: clamp(44px, 6vw, 84px);
}

.page-news__section-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 2.8vw, 34px);
  line-height: 1.16;
  letter-spacing: -0.012em;
}

.page-news__section-sub {
  margin: 0 0 26px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--mist-400);
  max-width: 58ch;
}

.page-news__filterbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.page-news__filterbtn {
  appearance: none;
  border: 1px solid var(--line-600);
  border-radius: 999px;
  background: transparent;
  color: var(--mist-400);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1;
  padding: 9px 15px;
  cursor: pointer;
  transition: color 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.page-news__filterbtn:hover {
  color: var(--mist-100);
  border-color: var(--mist-600);
}

.page-news__filterbtn[aria-pressed="true"] {
  background: var(--cyan-400);
  border-color: var(--cyan-400);
  color: var(--pitch-900);
  font-weight: 700;
}

.page-news__feed {
  border-top: var(--pn-line);
}

.page-news__item {
  position: relative;
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 8px 16px;
  padding: 20px 14px 20px 20px;
  border-bottom: var(--pn-line);
  transition: background-color 160ms ease;
}

.page-news__item:hover {
  background: var(--pitch-800);
}

.page-news__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3px;
  height: 0;
  border-radius: 2px;
  background: var(--cyan-400);
  transform: translateY(-50%);
  transition: height 200ms ease;
}

.page-news__item:hover::before,
.page-news__item:focus-within::before {
  height: 58%;
}

.page-news__time {
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: start;
  padding-top: 3px;
  text-align: right;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12.5px;
  line-height: 1.55;
  letter-spacing: 0.01em;
  color: var(--mist-600);
}

.page-news__tag {
  grid-column: 2;
  grid-row: 1;
  justify-self: start;
  align-self: center;
  border: 1px solid var(--line-600);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 11.5px;
  line-height: 1.6;
  letter-spacing: 0.08em;
  color: var(--mist-400);
  white-space: nowrap;
}

.page-news__item[data-filter-item="赛程调整"] .page-news__tag { border-color: #2a5245; }
.page-news__item[data-filter-item="资料更新"] .page-news__tag { border-color: #35665a; }
.page-news__item[data-filter-item="版本迭代"] .page-news__tag { border-color: #428673; }
.page-news__item[data-filter-item="专题报道"] .page-news__tag { border-color: #55ac93; }

.page-news__title {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
  font-size: 15.5px;
  font-weight: 500;
  line-height: 1.62;
  color: var(--mist-100);
  overflow-wrap: anywhere;
}

.page-news__break {
  margin: 0;
  padding: 30px 0;
  border-bottom: var(--pn-line);
}

.page-news__break img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
  border-radius: var(--radius-m);
  border: 1px solid var(--line-600);
}

/* ---------- 四类栏目 ---------- */
.page-news__cats {
  display: grid;
  gap: 30px;
  padding-top: clamp(48px, 7vw, 96px);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-news__cats-side {
  display: flex;
}

.page-news__cats-media {
  margin: 0;
  width: 100%;
  border-radius: var(--radius-l);
  border: 1px solid var(--line-600);
  overflow: hidden;
  background: var(--pitch-800);
}

.page-news__cats-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news__cat {
  padding: 20px 0;
  border-top: var(--pn-line);
}

.page-news__cat:last-child {
  border-bottom: var(--pn-line);
}

.page-news__cat-name {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--mist-100);
}

.page-news__cat-idx {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan-400);
}

.page-news__cat-desc {
  margin: 9px 0 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--mist-400);
}

/* ---------- 赛季阶段归档 ---------- */
.page-news__archive {
  padding-bottom: clamp(44px, 6vw, 84px);
}

.page-news__archive-media {
  margin: 0 0 30px;
  border-radius: var(--radius-l);
  border: 1px solid var(--line-600);
  overflow: hidden;
  background: var(--pitch-800);
}

.page-news__archive-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  opacity: 0.82;
}

.page-news__stage {
  border-top: var(--pn-line);
}

.page-news__stage:last-of-type {
  border-bottom: var(--pn-line);
}

.page-news__stage summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  padding: 22px 4px;
  transition: background-color 160ms ease;
}

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

.page-news__stage summary:hover {
  background: var(--pitch-800);
}

.page-news__stage summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan-400);
  transition: transform 200ms ease;
}

.page-news__stage[open] summary::after {
  transform: rotate(45deg);
}

.page-news__stage-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--mist-100);
}

.page-news__stage-meta {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--mist-600);
}

.page-news__stage-list {
  margin: 0;
  padding: 0 4px 22px;
  list-style: none;
}

.page-news__stage-list li {
  position: relative;
  padding: 12px 0 12px 22px;
  border-top: 1px solid rgba(35, 72, 60, 0.7);
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--mist-400);
}

.page-news__stage-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 22px;
  width: 9px;
  height: 1px;
  background: var(--line-600);
}

/* ---------- 提问与入口 ---------- */
.page-news__contact {
  margin-top: clamp(20px, 4vw, 40px);
  display: grid;
  gap: 22px;
  padding: clamp(26px, 4vw, 52px);
  border-radius: var(--radius-l);
  border: 1px solid var(--line-600);
  background: var(--pitch-700);
}

.page-news__contact-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 30px);
  line-height: 1.2;
  letter-spacing: -0.012em;
}

.page-news__contact-text {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist-400);
}

.page-news__contact-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-news__copy {
  appearance: none;
  border: 1px dashed var(--line-600);
  border-radius: 999px;
  background: transparent;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.01em;
  color: var(--mist-100);
  cursor: pointer;
  transition: border-color 160ms ease, color 160ms ease;
}

.page-news__copy:hover,
.page-news__copy[data-copied] {
  border-color: var(--cyan-400);
  color: var(--cyan-400);
}

.page-news__totop {
  display: inline-flex;
  align-items: center;
  margin-top: 30px;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--mist-600);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms ease, border-color 160ms ease;
}

.page-news__totop:hover {
  color: var(--cyan-400);
  border-color: var(--cyan-400);
}

/* ---------- 响应式 ---------- */
@media (min-width: 680px) {
  .page-news__item {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 10px 22px;
    padding: 23px 18px 23px 26px;
  }

  .page-news__title {
    font-size: 16.5px;
  }

  .page-news__time {
    font-size: 13px;
  }
}

@media (min-width: 900px) {
  .page-news__cover {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
    align-items: center;
    gap: 48px;
  }

  .page-news__cats {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.34fr);
    gap: 54px;
    align-items: start;
  }

  .page-news__cats-media {
    position: sticky;
    top: 108px;
  }

  .page-news__contact {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: center;
    gap: 40px;
  }

  .page-news__contact-actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1160px) {
  .page-news__feed {
    max-width: 940px;
  }

  .page-news__item {
    grid-template-columns: 108px minmax(0, 1fr);
    padding-left: 30px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition-duration: 0ms !important;
    animation-duration: 0ms !important;
  }
}