.page-news {
  --news-rule: 1px solid var(--grid);
  --news-gap: clamp(20px, 3.4vw, 36px);
  --news-sec-gap: clamp(46px, 7vw, 92px);
  padding-bottom: clamp(48px, 9vw, 110px);
}

/* ---------- 页头 ---------- */
.page-news__mast {
  padding-top: clamp(22px, 4vw, 44px);
  padding-bottom: clamp(22px, 3.6vw, 38px);
  border-bottom: 2px solid var(--grid);
}

.page-news__mast .crumbs {
  margin: 0 0 clamp(16px, 2.4vw, 26px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.page-news__mast .crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-news__mast .crumbs a:hover,
.page-news__mast .crumbs a:focus-visible {
  color: var(--neon);
  border-bottom-color: var(--neon);
}

.page-news__mast .kicker {
  display: block;
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--neon);
}

.page-news__mast h1 {
  margin: 0 0 clamp(16px, 2.4vw, 24px);
  font-size: clamp(30px, 6.6vw, 62px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news__mast .lead {
  max-width: 72ch;
  margin: 0;
  font-size: clamp(15px, 2.1vw, 17px);
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-news__mast-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 14px 0 0;
  border-top: var(--news-rule);
  list-style: none;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--muted);
}
.page-news__mast-meta li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.page-news__mast-meta b {
  font-size: 15px;
  font-weight: 600;
  color: var(--neon);
}

/* ---------- 通栏图 ---------- */
.page-news__banner {
  margin: clamp(26px, 4.5vw, 52px) 0 0;
}
.page-news__banner img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--news-rule);
  background: var(--ink-deep);
}
.page-news__banner .media__cap {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 章节通用 ---------- */
.page-news .sec {
  margin-top: var(--news-sec-gap);
}

.page-news .sec__head h2 {
  font-size: clamp(21px, 3.6vw, 34px);
  font-weight: 900;
  line-height: 1.25;
}

/* ---------- 01 索引 ---------- */
.page-news__ledger {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-bottom: var(--news-rule);
}

.page-news__ledger-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "code name"
    "count cadence";
  gap: 6px 14px;
  align-items: baseline;
  padding: 15px 2px;
  border-top: var(--news-rule);
  text-decoration: none;
  transition: background 0.2s var(--ease), padding-left 0.2s var(--ease);
}
.page-news__ledger-row:hover,
.page-news__ledger-row:focus-visible {
  background: rgba(0, 229, 195, 0.06);
  padding-left: 10px;
}

.page-news__ledger-code {
  grid-area: code;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--neon);
}
.page-news__ledger-name {
  grid-area: name;
  font-size: clamp(15px, 2.2vw, 17px);
  font-weight: 600;
  color: var(--paper);
}
.page-news__ledger-count {
  grid-area: count;
  font-size: 12px;
  color: var(--amber);
}
.page-news__ledger-cadence {
  grid-area: cadence;
  font-size: 12.5px;
  color: var(--muted);
}

/* ---------- 02 置顶观察 ---------- */
.page-news__feature-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  margin-top: 22px;
}

.page-news__tagrow {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 14px;
}

.page-news__feature-body h3 {
  margin: 0 0 12px;
  font-size: clamp(19px, 3vw, 27px);
  font-weight: 900;
  line-height: 1.3;
  color: var(--paper);
}

.page-news__feature-body .prose {
  max-width: 68ch;
  margin: 0 0 20px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-news__dual {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  border-top: var(--news-rule);
  padding-top: 16px;
}

.page-news__dual-col {
  padding: 14px 16px;
  border-left: 3px solid var(--grid);
  background: var(--panel);
}
.page-news__dual-col--group {
  border-left-color: var(--neon);
}
.page-news__dual-col--ko {
  border-left-color: var(--amber);
}
.page-news__dual-col h4 {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--paper);
}
.page-news__dual-col--group h4 { color: var(--neon); }
.page-news__dual-col--ko h4 { color: var(--amber); }
.page-news__dual-col ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-news__dual-col li {
  position: relative;
  padding-left: 14px;
  margin-bottom: 8px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--paper-dim);
}
.page-news__dual-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 1px;
  background: var(--muted);
}
.page-news__dual-col li:last-child { margin-bottom: 0; }

.page-news__link {
  display: inline-block;
  margin-top: 18px;
  padding-bottom: 3px;
  font-size: 13.5px;
  font-family: var(--font-mono);
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid var(--neon);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-news__link:hover,
.page-news__link:focus-visible {
  color: var(--glow);
}

.page-news__feature-fig {
  margin: 0;
}
.page-news__feature-fig img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--news-rule);
  background: var(--ink-deep);
}
.page-news__feature-fig .media__cap {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 03 补时专题列表 ---------- */
.page-news__feed {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-bottom: var(--news-rule);
}

.page-news__feed-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 20px 0;
  border-top: var(--news-rule);
}

.page-news__feed-code {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--brick);
}

.page-news__feed-body h3 {
  margin: 0 0 8px;
  font-size: clamp(16px, 2.4vw, 19px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}
.page-news__feed-body p {
  max-width: 72ch;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-news__feed-body .page-news__feed-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin-top: 12px;
  font-size: 12px;
  color: var(--muted);
}

/* ---------- 04 梯队阶梯 ---------- */
.page-news__youth-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  margin-top: 22px;
}

.page-news__ladder {
  list-style: none;
  margin: 0;
  padding: 0;
  border-bottom: var(--news-rule);
}

.page-news__rung {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: 18px 0;
  border-top: var(--news-rule);
}

.page-news__rung-id {
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1;
  color: var(--amber);
}
.page-news__rung--u19 .page-news__rung-id { font-size: clamp(30px, 6vw, 46px); color: var(--amber); }
.page-news__rung--u17 .page-news__rung-id { font-size: clamp(26px, 5.2vw, 38px); }
.page-news__rung--u16 .page-news__rung-id { font-size: clamp(22px, 4.4vw, 32px); }
.page-news__rung--u15 .page-news__rung-id { font-size: clamp(19px, 3.8vw, 27px); }

.page-news__rung-body h3 {
  margin: 0 0 8px;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}
.page-news__rung-body p {
  max-width: 68ch;
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-news__rung-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--muted);
}

.page-news__youth-fig {
  margin: 0;
}
.page-news__youth-fig img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--news-rule);
  background: var(--ink-deep);
}
.page-news__youth-fig .media__cap {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 05 主场地图日志 ---------- */
.page-news__map-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  margin-top: 22px;
}

.page-news__map-fig {
  margin: 0;
}
.page-news__map-fig img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--news-rule);
  background: var(--ink-deep);
}
.page-news__map-fig .media__cap {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

.page-news__map-table {
  min-width: 0;
}
.page-news__map-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
.page-news__map-table thead th {
  padding: 11px 12px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  font-weight: 500;
  color: var(--neon);
  background: var(--panel);
  border-bottom: 1px solid var(--neon);
  white-space: nowrap;
}
.page-news__map-table tbody th {
  padding: 12px;
  text-align: left;
  font-weight: 700;
  color: var(--paper);
  border-bottom: var(--news-rule);
  white-space: nowrap;
}
.page-news__map-table tbody td {
  padding: 12px;
  color: var(--paper-dim);
  line-height: 1.7;
  border-bottom: var(--news-rule);
  vertical-align: top;
}
.page-news__map-table tbody tr:last-child th,
.page-news__map-table tbody tr:last-child td {
  border-bottom: none;
  color: var(--amber);
}
.page-news__map-table tbody tr:hover th,
.page-news__map-table tbody tr:hover td {
  background: rgba(0, 229, 195, 0.05);
}

/* ---------- 06 口径与勘误 ---------- */
.page-news__errata-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  margin-top: 22px;
}

.page-news__caliber {
  padding: 18px 18px 20px;
  background: var(--panel);
  border-top: 2px solid var(--neon);
}
.page-news__caliber h3 {
  margin: 0 0 14px;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}
.page-news__caliber ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-news__caliber li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 11px;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--paper-dim);
}
.page-news__caliber li:last-child { margin-bottom: 0; }
.page-news__caliber li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 7px;
  height: 1px;
  background: var(--neon);
}
.page-news__caliber b {
  color: var(--paper);
  font-weight: 700;
}

.page-news__errata-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-bottom: var(--news-rule);
}
.page-news__errata-list li {
  padding: 16px 0 18px;
  border-top: var(--news-rule);
}
.page-news__errata-flag {
  display: inline-block;
  margin-bottom: 10px;
  padding: 2px 8px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--brick);
  border: 1px solid var(--brick);
}
.page-news__errata-list h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}
.page-news__errata-list p {
  max-width: 70ch;
  margin: 0 0 10px;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--paper-dim);
}
.page-news__errata-state {
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* ---------- 07 更新节奏 ---------- */
.page-news__cadence {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 22px;
}

.page-news__cadence-item {
  padding: 18px 18px 20px;
  background: var(--panel);
  border-left: 3px solid var(--amber);
}
.page-news__cadence-idx {
  display: block;
  margin-bottom: 10px;
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--amber);
}
.page-news__cadence-item h3 {
  margin: 0 0 9px;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}
.page-news__cadence-item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--paper-dim);
}

/* ---------- 08 时间轴归档 ---------- */
.page-news__timeline {
  display: flex;
  gap: 0;
  margin: 30px 0 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x proximity;
}

.page-news__tl-item {
  position: relative;
  flex: 0 0 min(258px, 76vw);
  padding: 26px 22px 16px 0;
  scroll-snap-align: start;
}
.page-news__tl-item::before {
  content: "";
  position: absolute;
  top: 6px;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--grid);
}
.page-news__tl-item::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 13px;
  height: 13px;
  background: var(--ink);
  border: 1px solid var(--neon);
  transform: rotate(45deg);
  transition: background 0.22s var(--ease), border-color 0.22s var(--ease);
}
.page-news__tl-item:hover::after,
.page-news__tl-item:focus-within::after {
  background: var(--neon);
}
.page-news__tl-item--next::after {
  border-color: var(--amber);
  border-style: dashed;
}
.page-news__tl-item--next:hover::after {
  background: var(--amber);
}

.page-news__tl-year {
  display: block;
  margin-bottom: 10px;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--neon);
}
.page-news__tl-item--next .page-news__tl-year {
  color: var(--amber);
}

.page-news__tl-body h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}
.page-news__tl-body p {
  margin: 0;
  font-size: 13px;
  line-height: 1.78;
  color: var(--paper-dim);
}

.page-news__footnote {
  margin: 26px 0 0;
  max-width: 74ch;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--muted);
}
.page-news__footnote a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 195, 0.4);
}
.page-news__footnote a:hover,
.page-news__footnote a:focus-visible {
  border-bottom-color: var(--neon);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news__ledger-row {
    grid-template-columns: 72px minmax(0, 1fr) 84px 210px;
    grid-template-areas: "code name count cadence";
    align-items: center;
  }

  .page-news__dual {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-news__feed-item {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

  .page-news__rung {
    grid-template-columns: 118px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

  .page-news__cadence {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-news__errata-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 30px;
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-news__feature-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }

  .page-news__youth-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }

  .page-news__map-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.35fr);
    gap: 34px;
    align-items: start;
  }

  .page-news__tl-item {
    flex: 1 1 0;
    min-width: 200px;
    padding-right: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news * {
    transition: none !important;
    animation: none !important;
  }
}