.page-news {
  --pn-gap: clamp(18px, 2.6vw, 34px);
  --pn-track-w: 118px;
  background: var(--cream-000);
  color: var(--ink-900);
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-news [data-section],
.page-news .pn-batch {
  scroll-margin-top: calc(var(--topbar-h) + 24px);
}

.page-news .sec-head__desc { max-width: 68ch; }

.page-news .pn-link {
  display: inline-block;
  margin-top: 12px;
  font-size: 14px;
  font-weight: 700;
  color: var(--lake-600);
  text-decoration: none;
  border-bottom: 2px solid var(--sunset-500);
  padding-bottom: 2px;
  transition: color .18s var(--ease);
}
.page-news .pn-link:hover { color: var(--sunset-500); }

/* ---------- 首屏 ---------- */
.page-news .pn-hero {
  position: relative;
  overflow: hidden;
  color: var(--cream-000);
  background:
    radial-gradient(120% 96% at 10% -6%, rgba(26, 108, 136, .62), transparent 64%),
    linear-gradient(162deg, var(--lake-900) 0%, #072936 72%);
  padding-top: clamp(28px, 4.4vw, 56px);
  padding-bottom: clamp(34px, 5vw, 64px);
}
.page-news .pn-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(227, 237, 241, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(227, 237, 241, .07) 1px, transparent 1px);
  background-size: 46px 46px;
}
.page-news .pn-hero__inner { position: relative; z-index: 1; }
.page-news .pn-hero__kicker {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold-400);
}
.page-news .pn-hero__title {
  margin: 0;
  font-size: clamp(32px, 7vw, 72px);
  line-height: 1.04;
  font-weight: 900;
  letter-spacing: -.02em;
  color: #fff;
}
.page-news .pn-hero__lede {
  margin: clamp(16px, 2vw, 24px) 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: #d6e6ed;
}
.page-news .pn-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin-top: clamp(20px, 3vw, 30px);
  font-size: 13.5px;
  line-height: 1.7;
  color: #b7d0da;
}
.page-news .pn-hero__meta-item b {
  color: var(--sunset-500);
  font-weight: 700;
  margin-right: 4px;
}
.page-news .pn-hero__media {
  position: relative;
  z-index: 1;
  margin-top: clamp(26px, 4vw, 46px);
}
.page-news .pn-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  border: 2px solid var(--gold-400);
  background: var(--lake-900);
}

/* ---------- 本批次改动 ---------- */
.page-news .pn-shift {
  background: var(--mist-100);
  border-bottom: var(--bd);
  padding: clamp(46px, 6.6vw, 88px) 0;
}
.page-news .pn-shift__grid { display: grid; gap: clamp(24px, 3.6vw, 46px); }
.page-news .pn-shift__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}
.page-news .pn-shift__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px 16px;
  padding: clamp(16px, 2.2vw, 24px);
  background: var(--cream-000);
  border: var(--bd);
  box-shadow: var(--shadow-soft);
}
.page-news .pn-shift__num {
  font-size: 30px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: -.04em;
  color: var(--sunset-500);
}
.page-news .pn-shift__item h3 {
  margin: 0 0 8px;
  font-size: clamp(16px, 1.9vw, 20px);
  line-height: 1.4;
  font-weight: 900;
  letter-spacing: -.01em;
}
.page-news .pn-shift__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: #3a3530;
}
.page-news .pn-shift__media { margin: 0; }
.page-news .pn-shift__media img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--bd);
  background: #fff;
}
.page-news .pn-shift__cap {
  margin-top: 12px;
  padding-left: 12px;
  border-left: 3px solid var(--gold-400);
  font-size: 13px;
  line-height: 1.65;
  color: var(--slate-500);
}

/* ---------- 变更记录 ---------- */
.page-news .pn-log {
  background: var(--cream-000);
  padding: clamp(46px, 6.6vw, 88px) 0;
}

.page-news .pn-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 clamp(22px, 3vw, 34px);
  padding-bottom: 18px;
  border-bottom: 2px solid rgba(31, 27, 23, .14);
}
.page-news .pn-chip {
  appearance: none;
  font: inherit;
  font-size: 13.5px;
  font-weight: 700;
  line-height: 1;
  padding: 10px 14px;
  border: 2px solid var(--slate-500);
  background: transparent;
  color: var(--slate-500);
  cursor: pointer;
  transition: background-color .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}
.page-news .pn-chip:hover {
  border-color: var(--lake-600);
  color: var(--lake-600);
}
.page-news .pn-chip[aria-pressed="true"] {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--cream-000);
}
.page-news .pn-chip:focus-visible {
  outline: 3px solid var(--sunset-500);
  outline-offset: 2px;
}

.page-news .pn-log__body { display: grid; gap: clamp(22px, 3vw, 34px); }
.page-news .pn-log__body > * { min-width: 0; }

.page-news .pn-track {
  padding: 14px;
  background: var(--lake-900);
  border: var(--bd);
  color: var(--cream-000);
}
.page-news .pn-track__cap {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--gold-400);
}
.page-news .pn-track__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}
.page-news .pn-track__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .02em;
  white-space: nowrap;
  color: #cfe2ea;
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.page-news .pn-track__link:hover { color: #fff; border-left-color: var(--sunset-500); }
.page-news .pn-track__dot {
  width: 8px;
  height: 8px;
  flex: none;
  border-radius: 50%;
  background: currentColor;
}
.page-news .pn-track__link.is-current {
  color: var(--sunset-500);
  border-left-color: var(--sunset-500);
}

.page-news .pn-batch + .pn-batch { margin-top: clamp(28px, 4vw, 46px); }
.page-news .pn-batch__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  margin: 0 0 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--ink-900);
}
.page-news .pn-batch__id {
  font-size: 15px;
  font-weight: 700;
  color: var(--sunset-500);
  letter-spacing: .02em;
}
.page-news .pn-batch__when {
  font-size: 13px;
  color: var(--slate-500);
}

.page-news .pn-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(16px, 2.2vw, 24px);
  background: #fff;
  border: var(--bd);
  box-shadow: var(--shadow-soft);
  transition: box-shadow .2s var(--ease), transform .2s var(--ease);
}
.page-news .pn-card + .pn-card { margin-top: 16px; }
.page-news .pn-card:hover {
  box-shadow: var(--shadow-hard);
  transform: translate(-2px, -2px);
}
.page-news [data-filter-item].is-hidden { display: none; }

.page-news .pn-card__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.page-news .pn-tag {
  display: inline-block;
  padding: 5px 10px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.2;
  white-space: nowrap;
  color: var(--ink-900);
  border: 2px solid var(--gold-400);
  background: #f8efdc;
}
.page-news .pn-tag--structure { border-color: var(--lake-600); background: var(--mist-100); }
.page-news .pn-tag--pricing { border-color: var(--sunset-500); background: var(--orange-tint-100); }
.page-news .pn-tag--added { border-color: var(--lake-green-500); background: #e4f1ed; }
.page-news .pn-tag--retired { border-color: var(--slate-500); background: #edf0f2; color: var(--slate-500); }
.page-news .pn-tag--content { border-color: var(--gold-400); background: #f8efdc; }
.page-news .pn-card__id {
  font-size: 12px;
  color: var(--slate-500);
  letter-spacing: .04em;
}
.page-news .pn-card__title {
  margin: 0;
  font-size: clamp(16px, 1.8vw, 19px);
  line-height: 1.4;
  font-weight: 900;
  letter-spacing: -.01em;
}
.page-news .pn-card__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: #3a3530;
}
.page-news .pn-card__fold {
  padding-top: 10px;
  border-top: 1px dashed rgba(31, 27, 23, .22);
}
.page-news .pn-card__fold summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--lake-600);
  cursor: pointer;
  list-style: none;
}
.page-news .pn-card__fold summary::-webkit-details-marker { display: none; }
.page-news .pn-card__fold summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--sunset-500);
}
.page-news .pn-card__fold[open] summary::before { content: "–"; }
.page-news .pn-card__fold p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: #4a443e;
}
.page-news .pn-card__time {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid rgba(31, 27, 23, .12);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--slate-500);
}

/* ---------- 费用分类更新 ---------- */
.page-news .pn-rate {
  background: var(--orange-tint-100);
  border-top: var(--bd);
  border-bottom: var(--bd);
  padding: clamp(44px, 6.4vw, 86px) 0;
}
.page-news .pn-rate__grid { display: grid; gap: clamp(24px, 3.4vw, 44px); }
.page-news .pn-rate__cols {
  display: grid;
  gap: 14px;
  counter-reset: pn-rate;
}
.page-news .pn-rate__col {
  counter-increment: pn-rate;
  padding: 16px 18px;
  background: var(--cream-000);
  border: var(--bd);
}
.page-news .pn-rate__col h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: -.01em;
}
.page-news .pn-rate__col h3::before {
  content: counter(pn-rate, decimal-leading-zero);
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--sunset-500);
}
.page-news .pn-rate__col p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: #3a3530;
}
.page-news .pn-rate__media { margin: 0; }
.page-news .pn-rate__media img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--bd);
  background: #fff;
}
.page-news .pn-rate__media figcaption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.65;
  color: #6b4a34;
}

/* ---------- 发布节奏 ---------- */
.page-news .pn-cadence {
  background: var(--cream-000);
  padding: clamp(46px, 6.6vw, 88px) 0;
}
.page-news .pn-cadence__grid { display: grid; gap: clamp(16px, 2.4vw, 22px); }
.page-news .pn-cad-card {
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--mist-100);
  border: var(--bd);
  box-shadow: var(--shadow-soft);
}
.page-news .pn-cad-card__t {
  margin: 0 0 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid rgba(224, 102, 42, .32);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--sunset-500);
}
.page-news .pn-cad-card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 900;
  letter-spacing: -.01em;
}
.page-news .pn-cad-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: #3a3530;
}
.page-news .pn-cadence__media { margin: 0; }
.page-news .pn-cadence__media img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--bd);
  background: #fff;
}

/* ---------- 常用入口 ---------- */
.page-news .pn-next {
  background: var(--lake-900);
  color: var(--cream-000);
  padding: clamp(40px, 6vw, 76px) 0;
}
.page-news .pn-next__title {
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -.02em;
  color: #fff;
}
.page-news .pn-next__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-news .pn-next__links a {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 84px;
  padding: 16px 14px;
  font-size: 15px;
  font-weight: 700;
  color: var(--cream-000);
  text-decoration: none;
  border: 2px solid rgba(246, 242, 233, .34);
  transition: border-color .18s var(--ease), background-color .18s var(--ease), color .18s var(--ease);
}
.page-news .pn-next__links a:hover {
  border-color: var(--sunset-500);
  background: rgba(224, 102, 42, .16);
  color: #fff;
}
.page-news .pn-next__links .mono {
  font-size: 20px;
  line-height: 1;
  color: var(--sunset-500);
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-news .pn-rate__cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 780px) {
  .page-news .pn-next__links { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (min-width: 880px) {
  .page-news .pn-cadence__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-news .pn-cadence__media { grid-column: 1 / -1; }
}

@media (min-width: 900px) {
  .page-news .pn-log__body {
    grid-template-columns: var(--pn-track-w) minmax(0, 1fr);
    align-items: start;
  }
  .page-news .pn-track {
    position: sticky;
    top: calc(var(--topbar-h) + 18px);
  }
  .page-news .pn-track__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }
  .page-news .pn-card { max-width: 640px; }
  .page-news .pn-card:nth-child(odd) { max-width: 640px; margin-left: 0; }
  .page-news .pn-card:nth-child(even) { max-width: 520px; margin-left: auto; }
}

@media (min-width: 940px) {
  .page-news .pn-shift__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-news .pn-rate__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .pn-card,
  .page-news .pn-chip,
  .page-news .pn-link,
  .page-news .pn-next__links a {
    transition: none;
  }
}
<<<END>>>