.page-news {
  --news-cut: 14px;
  --news-rule: 1px solid var(--line);
  --news-bar: 4px;
  color: var(--paper);
}

.page-news .mono {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  letter-spacing: .04em;
}

/* ---------- 首屏 ---------- */
.page-news .topic-stage {
  position: relative;
  padding: clamp(28px, 5vw, 56px) 0 clamp(48px, 7vw, 96px);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(123, 77, 255, .22) 0%, rgba(7, 11, 22, 0) 60%),
    linear-gradient(180deg, #0a1024 0%, var(--ink) 70%);
  overflow: hidden;
}

.page-news .topic-stage .breadcrumb {
  margin-bottom: clamp(28px, 5vw, 56px);
}

.page-news .topic-stage__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
  align-items: end;
}

.page-news .topic-stage__text h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-stretch: condensed;
  font-size: clamp(34px, 6.4vw, 68px);
  line-height: 1.02;
  letter-spacing: -.015em;
  color: var(--paper);
  max-width: 18ch;
}

.page-news .topic-stage__text .lede {
  margin-top: 20px;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--mist);
}

.page-news .topic-stage__ledger {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin: 28px 0 0;
  padding: 20px 0 0;
  border-top: var(--news-rule);
  list-style: none;
}

.page-news .topic-stage__ledger li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  color: var(--mist);
}

.page-news .topic-stage__ledger .mono {
  font-size: 24px;
  font-weight: 800;
  color: var(--cyan);
}

.page-news .topic-stage__figure {
  margin: 0;
  position: relative;
}

.page-news .topic-stage__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-m) 0 0 var(--radius-m);
  clip-path: polygon(0 0, calc(100% - var(--news-cut)) 0, 100% var(--news-cut), 100% 100%, 0 100%);
  filter: saturate(.86) contrast(1.05);
}

.page-news .topic-stage__figure::after {
  content: "";
  position: absolute;
  inset: auto 0 0 auto;
  width: 42%;
  height: 3px;
  background: linear-gradient(90deg, rgba(46, 230, 214, 0) 0%, var(--cyan) 100%);
}

.page-news .topic-stage__caption {
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
}

/* ---------- 筛选与条目墙 ---------- */
.page-news .topic-index {
  background: var(--ink);
}

.page-news .section-head .lede {
  max-width: 66ch;
  color: var(--mist);
  line-height: 1.78;
}

.page-news .topic-board {
  margin-top: clamp(28px, 4vw, 44px);
}

.page-news .topic-board__rail {
  display: grid;
  gap: 18px;
  padding: clamp(18px, 2.4vw, 26px);
  border: var(--news-rule);
  border-radius: var(--radius-m) 0 var(--radius-m) var(--radius-m);
  clip-path: polygon(0 0, calc(100% - var(--news-cut)) 0, 100% var(--news-cut), 100% 100%, 0 100%);
  background: linear-gradient(180deg, var(--panel) 0%, var(--ink) 100%);
}

.page-news .filter-cluster {
  display: grid;
  gap: 10px;
}

.page-news .filter-cluster__label {
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}

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

.page-news .filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 13px;
  border: 1px solid rgba(143, 160, 196, .42);
  border-radius: 999px;
  background: transparent;
  color: var(--mist);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.2;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-news .filter-chip__count {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 11px;
  color: var(--mist);
  opacity: .82;
}

.page-news .filter-chip:hover {
  border-color: var(--cyan);
  color: var(--paper);
}

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

.page-news .filter-chip[aria-pressed="true"] .filter-chip__count {
  color: var(--ink);
  opacity: .7;
}

.page-news .filter-chip:focus-visible {
  outline: var(--ring);
  outline-offset: 3px;
}

.page-news .filter-status {
  margin: 18px 0 0;
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--mist);
}

.page-news .topics-wall {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 40px);
  margin-top: clamp(26px, 4vw, 48px);
}

.page-news .exhibit {
  position: relative;
  padding: 22px 20px 20px 24px;
  background: var(--panel);
  border: var(--news-rule);
  border-radius: 0 var(--radius-m) var(--radius-m) 0;
  clip-path: polygon(0 0, calc(100% - var(--news-cut)) 0, 100% var(--news-cut), 100% 100%, 0 100%);
  transition: background-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .exhibit__bar {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--news-bar);
  border-radius: 4px 0 0 4px;
  background: var(--violet);
}

.page-news .exhibit--cyan .exhibit__bar { background: var(--cyan); }
.page-news .exhibit--gold .exhibit__bar { background: var(--gold); }
.page-news .exhibit--green .exhibit__bar { background: var(--green); }
.page-news .exhibit--red .exhibit__bar { background: var(--red); }

.page-news .exhibit:hover,
.page-news .exhibit:focus-within {
  background: var(--panel-2);
  transform: translateY(-2px);
}

.page-news .exhibit__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-bottom: 14px;
}

.page-news .exhibit__league {
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-news .exhibit__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-stretch: condensed;
  font-size: clamp(21px, 2.4vw, 28px);
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-news .exhibit__summary {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
  max-width: 62ch;
}

.page-news .exhibit__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 30px;
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  opacity: .72;
  transition: opacity var(--dur) var(--ease);
}

.page-news .exhibit:hover .exhibit__meta,
.page-news .exhibit:focus-within .exhibit__meta {
  opacity: 1;
}

.page-news .exhibit__meta > div {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-news .exhibit__meta dt {
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-news .exhibit__meta dd {
  margin: 0;
  font-size: 13px;
  color: var(--paper);
}

/* ---------- 赛前前瞻 ---------- */
.page-news .preview-desk {
  background: var(--panel);
  border-top: var(--news-rule);
  border-bottom: var(--news-rule);
}

.page-news .preview-desk__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
}

.page-news .preview-desk__copy .lede {
  margin-top: 18px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .preview-desk__fold {
  margin-top: 26px;
}

.page-news .preview-desk__list {
  margin: 0;
  padding: 4px 0 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-news .preview-desk__list li {
  padding-left: 18px;
  position: relative;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist);
}

.page-news .preview-desk__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 8px;
  height: 1px;
  background: var(--cyan);
}

.page-news .preview-desk__list .mono {
  color: var(--paper);
  font-size: 12.5px;
  margin-right: 6px;
}

.page-news .preview-desk__figure {
  margin: 0;
}

.page-news .preview-desk__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
  border-radius: var(--radius-m);
  clip-path: polygon(0 0, calc(100% - var(--news-cut)) 0, 100% var(--news-cut), 100% 100%, 0 100%);
  filter: saturate(.8) contrast(1.08);
}

/* ---------- 数据观察笔记 ---------- */
.page-news .data-notes {
  background: var(--ink);
}

.page-news .data-notes__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-news .data-notes__figure {
  margin: 0;
}

.page-news .data-notes__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--radius-m);
  border: var(--news-rule);
  filter: saturate(.92) contrast(1.06);
}

.page-news .data-notes__stack {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-news .note-card {
  position: relative;
  padding: 20px 22px 20px 24px;
  background: var(--panel);
  border: var(--news-rule);
  border-left: 3px solid var(--violet);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
}

.page-news .note-card--cyan { border-left-color: var(--cyan); }
.page-news .note-card--gold { border-left-color: var(--gold); }

.page-news .note-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-stretch: condensed;
  font-size: 19px;
  letter-spacing: -.005em;
  color: var(--paper);
}

.page-news .note-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 留白过渡 ---------- */
.page-news .breath {
  background: linear-gradient(180deg, var(--ink) 0%, #0b1226 60%, var(--ink) 100%);
}

.page-news .breath__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
}

.page-news .breath__copy .lede {
  margin-top: 18px;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .breath__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 0;
}

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

.page-news .breath__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--radius-m) 0 var(--radius-m) var(--radius-m);
  clip-path: polygon(0 0, calc(100% - var(--news-cut)) 0, 100% var(--news-cut), 100% 100%, 0 100%);
  filter: saturate(.7) brightness(.92) contrast(1.1);
}

/* ---------- 更新节奏 ---------- */
.page-news .rhythm {
  background: var(--panel);
  border-top: var(--news-rule);
}

.page-news .rhythm__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-news .rhythm__track {
  margin: 0;
  padding: 0 0 0 26px;
  list-style: none;
  position: relative;
  display: grid;
  gap: 30px;
}

.page-news .rhythm__track::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan) 0%, var(--line) 60%, transparent 100%);
}

.page-news .rhythm__step {
  position: relative;
}

.page-news .rhythm__step::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 2px solid var(--cyan);
  background: var(--panel);
}

.page-news .rhythm__phase {
  display: block;
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--cyan);
  margin-bottom: 8px;
}

.page-news .rhythm__step h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-stretch: condensed;
  font-size: 21px;
  color: var(--paper);
}

.page-news .rhythm__step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
  max-width: 56ch;
}

.page-news .rhythm__aside {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-news .rhythm__panel h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-stretch: condensed;
  font-size: 22px;
  color: var(--paper);
}

.page-news .rhythm__panel p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .rhythm__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
}

.page-news .rhythm__footnote {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--line);
  font-size: 13px;
  line-height: 1.76;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 768px) {
  .page-news .topic-stage__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
    gap: clamp(32px, 4vw, 64px);
  }

  .page-news .topic-board__rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px 28px;
  }

  .page-news .filter-cluster__label {
    margin-bottom: 2px;
  }

  .page-news .preview-desk__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: start;
  }

  .page-news .data-notes__grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    align-items: start;
  }

  .page-news .breath__grid {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  }

  .page-news .rhythm__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
    gap: clamp(32px, 4vw, 64px);
  }
}

@media (min-width: 1024px) {
  .page-news .topics-wall {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: clamp(24px, 2.6vw, 42px) clamp(20px, 2vw, 32px);
    align-items: start;
  }

  .page-news .exhibit--wide { grid-column: span 7; }
  .page-news .exhibit--mid { grid-column: span 6; }
  .page-news .exhibit--narrow { grid-column: span 5; }

  .page-news .exhibit--wide:nth-of-type(even) {
    margin-left: clamp(0px, 3vw, 48px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .exhibit,
  .page-news .exhibit__meta,
  .page-news .filter-chip {
    transition: none;
  }

  .page-news .exhibit:hover,
  .page-news .exhibit:focus-within {
    transform: none;
  }
}