.page-news {
  --pn-pad: clamp(16px, 4.5vw, 44px);
  --pn-soft: #C6D2E2;
  --pn-paper-soft: rgba(36, 26, 18, .74);
  --pn-paper-line: rgba(36, 26, 18, .18);
  display: block;
  background:
    radial-gradient(120% 58% at 88% -12%, rgba(79, 168, 255, .13), transparent 62%),
    radial-gradient(88% 46% at 2% 4%, rgba(200, 255, 57, .07), transparent 58%),
    var(--ink);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.8;
  min-width: 0;
}

.page-news [data-rise] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}
.page-news [data-rise].is-in {
  opacity: 1;
  transform: none;
}

/* ============ 首屏 ============ */
.page-news .pn-hero {
  padding: clamp(22px, 5vw, 54px) var(--pn-pad) 0;
  min-width: 0;
}
.page-news .pn-hero__inner {
  max-width: var(--maxw);
  margin-inline: auto;
}

.page-news .pn-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mute);
  margin-bottom: clamp(20px, 4vw, 34px);
}
.page-news .pn-crumbs a {
  color: var(--mute);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-news .pn-crumbs a:hover,
.page-news .pn-crumbs a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}
.page-news .pn-crumbs__sep {
  color: var(--line-strong);
}

.page-news .pn-hero__eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--lime);
  margin: 0 0 14px;
}

.page-news .pn-hero__title {
  margin: 0 0 clamp(16px, 3vw, 24px);
  font-size: clamp(40px, 11vw, 96px);
  line-height: .98;
  font-weight: 900;
  letter-spacing: -.035em;
  color: #FFFFFF;
}

.page-news .pn-hero__lede {
  max-width: 60ch;
  margin: 0 0 clamp(24px, 4vw, 34px);
  font-size: clamp(15px, 3.6vw, 17px);
  line-height: 1.85;
  color: var(--pn-soft);
}

.page-news .pn-hero__stats {
  list-style: none;
  margin: 0 0 clamp(28px, 5vw, 44px);
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
}
.page-news .pn-stat {
  background: var(--panel);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}
.page-news .pn-stat__n {
  font-family: var(--mono);
  font-size: clamp(20px, 5vw, 26px);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}
.page-news .pn-stat__l {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--mute);
}

.page-news .pn-hero__fig {
  max-width: var(--maxw);
  margin: 0 auto;
}

/* ============ 登记表 ============ */
.page-news .pn-index {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: clamp(44px, 9vw, 92px) var(--pn-pad) 0;
  min-width: 0;
}

.page-news .pn-index__ttl {
  margin: 0 0 12px;
  font-size: clamp(26px, 6.4vw, 40px);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: -.025em;
  color: #FFFFFF;
}
.page-news .pn-index__sub {
  max-width: 68ch;
  margin: 0 0 clamp(20px, 4vw, 30px);
  font-size: 15.5px;
  color: var(--pn-soft);
}

.page-news .pn-countbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .05em;
  color: var(--mute);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
  padding: 10px 2px;
  margin-bottom: clamp(26px, 5vw, 40px);
}
.page-news .pn-countbar b {
  color: var(--lime);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.page-news .pn-countbar__dot {
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 3px rgba(47, 211, 168, .16);
}
.page-news .pn-countbar__sep {
  color: var(--line-strong);
}

.page-news .pn-cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 5vw, 34px);
  min-width: 0;
}

/* 分类轨道 */
.page-news .pn-filters__ttl {
  margin: 0 0 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--mute);
}
.page-news .pn-filters__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-news .pn-filter {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.4;
  transition: transform .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}
.page-news .pn-filter:hover,
.page-news .pn-filter:focus-visible {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  background: var(--track);
}
.page-news .pn-filter__dot {
  width: 8px;
  height: 8px;
  flex: none;
  border-radius: 2px;
}
.page-news .pn-filter__dot--topic { background: var(--orange); }
.page-news .pn-filter__dot--caliber { background: var(--lime); }
.page-news .pn-filter__dot--version { background: var(--blue); }
.page-news .pn-filter__dot--archive { background: var(--amber); }

.page-news .pn-filter__name {
  white-space: nowrap;
}
.page-news .pn-filter__n {
  margin-left: auto;
  padding-left: 12px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--mute);
  font-variant-numeric: tabular-nums;
}

/* 条目流 */
.page-news .pn-list {
  min-width: 0;
}
.page-news .pn-group {
  scroll-margin-top: calc(var(--pulse-h) + 22px);
  margin-bottom: clamp(36px, 6vw, 52px);
}
.page-news .pn-group:last-child {
  margin-bottom: 0;
}

.page-news .pn-group__ttl {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 2px;
  font-size: clamp(17px, 4vw, 19px);
  font-weight: 800;
  letter-spacing: -.005em;
  color: #FFFFFF;
}
.page-news .pn-group__idx {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--orange);
  font-weight: 600;
}
.page-news .pn-group__n {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--mute);
  font-variant-numeric: tabular-nums;
}

.page-news .pn-items {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .pn-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 20px 0 22px;
  border-bottom: 1px solid var(--line);
  transition: transform .2s var(--ease);
}
.page-news .pn-item:hover {
  transform: translateY(-2px);
}

.page-news .pn-item__no {
  margin: 0;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--mute);
  font-variant-numeric: tabular-nums;
}
.page-news .pn-item__body {
  min-width: 0;
}

.page-news .pn-item__top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
}
.page-news .pn-item__ttl {
  margin: 0;
  font-size: clamp(16px, 4.2vw, 17.5px);
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: -.005em;
  color: #FFFFFF;
}
.page-news .pn-tag {
  flex: none;
  padding: 2px 9px 3px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .07em;
  line-height: 1.6;
}
.page-news .pn-tag--topic { color: var(--orange); }
.page-news .pn-tag--caliber { color: var(--lime); }
.page-news .pn-tag--version { color: var(--blue); }
.page-news .pn-tag--archive { color: var(--amber); }

.page-news .pn-item__sum {
  margin: 10px 0 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pn-soft);
}
.page-news .pn-item__when {
  margin: 10px 0 0;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .07em;
  color: var(--mute);
}

.page-news .pn-item__media {
  margin: 16px 0 0;
  max-width: 300px;
}
.page-news .pn-item__media--wide {
  max-width: 380px;
}

.page-news .pn-item__more {
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}
.page-news .pn-item__more summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  list-style: none;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--blue);
  transition: color .2s var(--ease);
}
.page-news .pn-item__more summary::-webkit-details-marker {
  display: none;
}
.page-news .pn-item__more summary::before {
  content: "+";
  font-size: 14px;
  line-height: 1;
}
.page-news .pn-item__more[open] summary::before {
  content: "–";
}
.page-news .pn-item__more summary:hover,
.page-news .pn-item__more summary:focus-visible {
  color: var(--lime);
}
.page-news .pn-item__more p {
  margin: 12px 0 0;
  max-width: 68ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--pn-soft);
}
.page-news .pn-item__more p.pn-item__cal {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .05em;
  color: var(--mute);
  font-variant-numeric: tabular-nums;
}

/* ============ 版本时间带（奶油纸色分区） ============ */
.page-news .pn-band {
  margin-top: clamp(48px, 9vw, 100px);
  background: var(--paper);
  color: var(--paper-ink);
  padding: clamp(36px, 8vw, 76px) var(--pn-pad);
}
.page-news .pn-band__inner {
  max-width: var(--maxw);
  margin-inline: auto;
}
.page-news .pn-band__eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--red);
  margin: 0 0 10px;
}
.page-news .pn-band__ttl {
  margin: 0 0 14px;
  font-size: clamp(28px, 7vw, 46px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -.03em;
  color: var(--paper-ink);
}
.page-news .pn-band__lede {
  max-width: 64ch;
  margin: 0 0 clamp(24px, 4vw, 38px);
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--pn-paper-soft);
}

.page-news .pn-vers {
  list-style: none;
  margin: 0 0 clamp(26px, 5vw, 40px);
  padding: 0 0 6px;
  display: flex;
  gap: 0;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  border-top: 1px solid var(--pn-paper-line);
}
.page-news .pn-ver {
  flex: 0 0 74%;
  min-width: 0;
  scroll-snap-align: start;
  padding: 20px 20px 20px 0;
  border-right: 1px solid rgba(36, 26, 18, .12);
}
.page-news .pn-ver:last-child {
  border-right: 0;
  padding-right: 0;
}
.page-news .pn-ver::before {
  content: "";
  display: block;
  width: 26px;
  height: 3px;
  margin-bottom: 14px;
  border-radius: 2px;
  background: var(--red);
}
.page-news .pn-ver:last-child::before {
  background: var(--orange);
}
.page-news .pn-ver__no {
  display: block;
  margin-bottom: 6px;
  font-family: var(--mono);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--paper-ink);
  font-variant-numeric: tabular-nums;
}
.page-news .pn-ver__lab {
  display: block;
  margin-bottom: 7px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper-ink);
}
.page-news .pn-ver__hint {
  display: block;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--pn-paper-soft);
}

.page-news .pn-band__fig {
  margin: 0;
}

/* ============ 回看与联系 ============ */
.page-news .pn-recall {
  padding: clamp(48px, 9vw, 96px) var(--pn-pad) clamp(56px, 10vw, 108px);
}
.page-news .pn-recall__inner {
  max-width: var(--maxw);
  margin-inline: auto;
}
.page-news .pn-recall__ttl {
  margin: 0 0 14px;
  font-size: clamp(26px, 6.4vw, 40px);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: -.025em;
  color: #FFFFFF;
}
.page-news .pn-recall__lede {
  max-width: 66ch;
  margin: 0 0 clamp(22px, 4vw, 32px);
  font-size: 15.5px;
  color: var(--pn-soft);
}

.page-news .pn-recall__list {
  list-style: none;
  margin: 0 0 clamp(28px, 5vw, 40px);
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}
.page-news .pn-recall__list a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-rows: auto auto;
  align-items: center;
  gap: 2px 14px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  transition: transform .2s var(--ease), border-color .2s var(--ease);
}
.page-news .pn-recall__list a:hover,
.page-news .pn-recall__list a:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(200, 255, 57, .48);
}
.page-news .pn-recall__list span {
  grid-row: 1 / span 2;
  align-self: center;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--lime);
}
.page-news .pn-recall__list b {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: #FFFFFF;
}
.page-news .pn-recall__list em {
  font-style: normal;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mute);
}

.page-news .pn-recall__contact {
  max-width: 72ch;
  padding: 2px 0 2px 18px;
  border-left: 3px solid var(--orange);
}
.page-news .pn-recall__contact p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pn-soft);
}
.page-news .pn-recall__contact b {
  color: #FFFFFF;
  font-weight: 600;
}
.page-news .pn-recall__meta {
  margin: 0;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .05em;
  color: var(--mute);
  font-variant-numeric: tabular-nums;
}

/* ============ 响应式 ============ */
@media (min-width: 520px) {
  .page-news .pn-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-news .pn-recall__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-news .pn-item {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 0 22px;
    padding: 24px 0 26px;
  }
  .page-news .pn-item__no {
    padding-top: 5px;
  }
  .page-news .pn-vers {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    overflow: visible;
    padding-bottom: 0;
  }
  .page-news .pn-ver {
    flex: initial;
    padding: 20px 16px 22px;
  }
  .page-news .pn-ver:first-child {
    padding-left: 0;
  }
  .page-news .pn-ver:last-child {
    padding-right: 0;
  }
}

@media (min-width: 960px) {
  .page-news .pn-cols {
    grid-template-columns: 196px minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }
  .page-news .pn-filters {
    position: sticky;
    top: calc(var(--pulse-h) + 20px);
    align-self: start;
  }
  .page-news .pn-filters__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }
  .page-news .pn-filter {
    padding: 10px 12px;
    border-color: transparent;
    border-radius: 8px;
    background: transparent;
  }
  .page-news .pn-filter:hover,
  .page-news .pn-filter:focus-visible {
    background: var(--track);
    border-color: var(--line);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news [data-rise] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .page-news .pn-item,
  .page-news .pn-filter,
  .page-news .pn-crumbs a,
  .page-news .pn-recall__list a,
  .page-news .pn-item__more summary {
    transition: none;
  }
  .page-news .pn-item:hover,
  .page-news .pn-filter:hover,
  .page-news .pn-filter:focus-visible,
  .page-news .pn-recall__list a:hover,
  .page-news .pn-recall__list a:focus-visible {
    transform: none;
  }
}