.page-news {
  background: var(--paper);
  color: var(--ink);
}

/* ============ 首屏 ============ */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  color: var(--paper);
  background:
    radial-gradient(110% 80% at 88% -12%, rgba(43, 231, 200, .22), rgba(43, 231, 200, 0) 62%),
    linear-gradient(176deg, var(--deep) 0%, #0a2436 58%, var(--ink) 100%);
  padding-top: calc(var(--header-h) + clamp(1.8rem, 5vw, 3.4rem));
  padding-bottom: clamp(2rem, 5vw, 3.4rem);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .55;
  background-image: repeating-linear-gradient(
    116deg,
    rgba(111, 143, 166, .16) 0 1px,
    transparent 1px 28px
  );
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--w-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-news .news-hero .breadcrumb {
  color: rgba(245, 248, 247, .68);
  font-size: .8rem;
  letter-spacing: .02em;
}

.page-news .news-hero .breadcrumb a {
  color: inherit;
  text-decoration: none;
}

.page-news .news-hero .breadcrumb a:hover,
.page-news .news-hero .breadcrumb a:focus-visible {
  color: var(--cyan);
}

.page-news .news-hero__grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
  margin-top: clamp(1.6rem, 4vw, 2.6rem);
}

.page-news .news-hero__title {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(2.1rem, 7.4vw, 4.3rem);
  line-height: 1.02;
  letter-spacing: -.025em;
  margin: .85rem 0 0;
  max-width: 16ch;
}

.page-news .news-hero__lede {
  margin-top: 1.15rem;
  max-width: 52ch;
  font-size: clamp(.96rem, 1.6vw, 1.06rem);
  line-height: 1.78;
  color: rgba(245, 248, 247, .78);
}

.page-news .news-panel {
  border: 1px solid rgba(111, 143, 166, .42);
  border-radius: var(--radius);
  background: rgba(6, 24, 38, .52);
  overflow: hidden;
}

.page-news .news-panel__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: .25rem 1rem;
  padding: .72rem .95rem;
  border-bottom: 1px solid rgba(111, 143, 166, .24);
}

.page-news .news-panel__row:last-child {
  border-bottom: 0;
}

.page-news .news-panel__key {
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-news .news-panel__val {
  font-size: .86rem;
  color: var(--paper);
}

/* ============ 卷轴头条 ============ */
.page-news .news-scroll {
  padding-block: clamp(2.6rem, 6vw, 4.6rem);
}

.page-news .news-scroll__banner {
  margin: 1.6rem 0 1.1rem;
}

.page-news .news-scroll__paper {
  overflow: hidden;
  padding-bottom: .35rem;
}

.page-news .news-scroll__rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(240px, 76%);
  gap: .9rem;
  padding: 1.05rem 1.05rem 1.2rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--mist) transparent;
}

.page-news .news-scroll__rail::-webkit-scrollbar {
  height: 6px;
}

.page-news .news-scroll__rail::-webkit-scrollbar-thumb {
  background: var(--mist);
  border-radius: 999px;
}

.page-news .news-scroll__card {
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: .55rem;
  background: var(--paper);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 1.05rem 1rem 1.1rem;
  box-shadow: 4px 4px 0 rgba(6, 24, 38, .07);
}

.page-news .news-scroll__card-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .4rem;
}

.page-news .news-scroll__time {
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-news .news-scroll__card-title {
  font-family: var(--font-title);
  font-size: 1.02rem;
  font-weight: 800;
  line-height: 1.35;
  margin: 0;
  color: var(--ink);
}

.page-news .news-scroll__card-text {
  margin: 0;
  font-size: .88rem;
  line-height: 1.7;
  color: var(--slate);
}

.page-news .news-scroll__link {
  margin-top: auto;
  padding-top: .5rem;
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .82rem;
  font-weight: 600;
  color: var(--stable);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  align-self: flex-start;
}

.page-news .news-scroll__link:hover,
.page-news .news-scroll__link:focus-visible {
  border-bottom-color: var(--stable);
}

/* ============ 时间流 ============ */
.page-news .news-stream {
  background: linear-gradient(180deg, var(--paper) 0%, var(--fog) 42%, var(--paper) 100%);
  padding-block: clamp(2.6rem, 6vw, 4.8rem);
}

.page-news .news-stream__layout {
  display: grid;
  gap: clamp(1.2rem, 3vw, 2rem);
  margin-top: 1.7rem;
}

.page-news .news-stream__rail {
  position: sticky;
  top: var(--header-h);
  z-index: 3;
  padding: .55rem 0 .6rem;
  background: var(--paper);
  border-bottom: 1px solid var(--hairline);
}

.page-news .news-stream__rail-label {
  display: none;
  font-size: .7rem;
  letter-spacing: .14em;
  color: var(--mist);
  margin: 0 0 .55rem;
  text-transform: uppercase;
}

.page-news .news-stream__filters {
  display: flex;
  gap: .45rem;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-news .news-stream__filters::-webkit-scrollbar {
  display: none;
}

.page-news .news-filter {
  display: flex;
  align-items: center;
  gap: .45rem;
  flex: 0 0 auto;
  padding: .48rem .8rem;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: var(--paper);
  color: var(--slate);
  font-size: .84rem;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: color .18s ease, border-color .18s ease, background-color .18s ease;
}

.page-news .news-filter:hover,
.page-news .news-filter:focus-visible {
  border-color: var(--cyan);
  color: var(--ink);
}

.page-news .news-filter[aria-current="true"] {
  border-color: var(--cyan);
  background: rgba(43, 231, 200, .16);
  color: var(--ink);
  font-weight: 600;
}

.page-news .news-filter__dot {
  width: .42rem;
  height: .42rem;
  border-radius: 50%;
  background: var(--mist);
  flex: 0 0 auto;
}

.page-news .news-filter--release .news-filter__dot { background: var(--cyan); }
.page-news .news-filter--adapt .news-filter__dot { background: var(--stable); }
.page-news .news-filter--archive .news-filter__dot { background: var(--sand); }
.page-news .news-filter--service .news-filter__dot { background: var(--maint); }

.page-news .news-filter__count {
  font-size: .7rem;
  color: var(--mist);
  margin-left: .1rem;
}

.page-news .news-cat {
  --cat: var(--cyan);
  margin-bottom: clamp(1.8rem, 4vw, 2.8rem);
  scroll-margin-top: calc(var(--header-h) + 3.6rem);
}

.page-news .news-cat:last-child {
  margin-bottom: 0;
}

.page-news .news-cat--adapt { --cat: var(--stable); }
.page-news .news-cat--archive { --cat: var(--sand); }
.page-news .news-cat--service { --cat: var(--maint); }

.page-news .news-cat__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .3rem .9rem;
  padding: .6rem 0 .75rem;
  border-top: 2px solid var(--cat);
  margin-bottom: 1rem;
}

.page-news .news-cat__title {
  font-family: var(--font-title);
  font-size: clamp(1.12rem, 2.4vw, 1.42rem);
  font-weight: 800;
  letter-spacing: -.01em;
  margin: 0;
  color: var(--ink);
}

.page-news .news-cat__note {
  margin: 0;
  font-size: .84rem;
  color: var(--slate);
}

.page-news .news-cat__figure {
  margin: 0 0 1.1rem;
}

.page-news .news-log {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .news-log__item {
  position: relative;
  padding: .15rem 0 clamp(1rem, 2.6vw, 1.35rem) clamp(1rem, 3vw, 1.5rem);
  border-left: 1px solid var(--hairline);
}

.page-news .news-log__item::before {
  content: "";
  position: absolute;
  left: -4px;
  top: .5rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cat);
  box-shadow: 0 0 0 3px rgba(245, 248, 247, .9);
}

.page-news .news-log__item:last-child {
  border-left-color: transparent;
}

.page-news .news-log__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .35rem .55rem;
  margin: 0 0 .4rem;
  font-size: .74rem;
  letter-spacing: .04em;
  color: var(--slate);
}

.page-news .news-log__ver {
  font-weight: 600;
  color: var(--sand);
  letter-spacing: .06em;
}

.page-news .news-log__ver::before {
  content: "V ";
  color: var(--mist);
}

.page-news .news-log__time {
  color: var(--mist);
  border-bottom: 1px dotted var(--mist);
  cursor: help;
}

.page-news .news-log__title {
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.45;
  margin: 0 0 .35rem;
  color: var(--ink);
}

.page-news .news-log__text {
  margin: 0;
  max-width: 62ch;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--slate);
}

/* ============ 迭代节奏 ============ */
.page-news .news-cadence {
  background: var(--fog);
  padding-block: clamp(2.6rem, 6vw, 4.6rem);
}

.page-news .news-cadence__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.8rem);
  align-items: center;
}

.page-news .news-cadence__text {
  margin: 1rem 0 0;
  max-width: 58ch;
  font-size: .96rem;
  line-height: 1.78;
  color: var(--slate);
}

.page-news .news-rhythm {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: grid;
  gap: .9rem;
}

.page-news .news-rhythm__item {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: .85rem;
  padding-bottom: .9rem;
  border-bottom: 1px dashed var(--hairline);
}

.page-news .news-rhythm__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .news-rhythm__num {
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--stable);
  padding-top: .2rem;
}

.page-news .news-rhythm__title {
  font-family: var(--font-title);
  font-size: .98rem;
  font-weight: 700;
  margin: 0 0 .25rem;
  color: var(--ink);
}

.page-news .news-rhythm__desc {
  margin: 0;
  font-size: .88rem;
  line-height: 1.72;
  color: var(--slate);
}

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

/* ============ 专题与资料 ============ */
.page-news .news-archive {
  padding-block: clamp(2.6rem, 6vw, 4.6rem);
}

.page-news .news-archive__layout {
  display: grid;
  gap: clamp(1.4rem, 3.5vw, 2.4rem);
  margin-top: 1.8rem;
  align-items: start;
}

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

.page-news .news-archive__stack {
  display: grid;
  gap: 1rem;
}

.page-news .news-archive__item {
  background: var(--paper);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 1.05rem 1.1rem 1.15rem;
  box-shadow: 5px 5px 0 rgba(6, 24, 38, .06), 10px 10px 0 rgba(111, 143, 166, .14);
}

.page-news .news-archive__label {
  margin: 0 0 .4rem;
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-news .news-archive__title {
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.4;
  margin: 0 0 .45rem;
  color: var(--ink);
}

.page-news .news-archive__text {
  margin: 0;
  font-size: .9rem;
  line-height: 1.74;
  color: var(--slate);
}

/* ============ 下一步 ============ */
.page-news .news-next {
  position: relative;
  overflow: hidden;
  color: var(--paper);
  background:
    radial-gradient(90% 70% at 12% 0%, rgba(43, 231, 200, .16), rgba(43, 231, 200, 0) 60%),
    linear-gradient(168deg, var(--deep) 0%, var(--ink) 100%);
  padding-block: clamp(2.8rem, 6vw, 4.8rem);
}

.page-news .news-next__head .section-title {
  max-width: 22ch;
}

.page-news .news-next__lede {
  color: rgba(245, 248, 247, .72);
}

.page-news .news-next__grid {
  display: grid;
  gap: .9rem;
  margin-top: 1.8rem;
}

.page-news .news-next__card {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  padding: 1.15rem 1.1rem 1.2rem;
  border: 1px solid rgba(111, 143, 166, .44);
  border-radius: var(--radius);
  background: rgba(6, 24, 38, .42);
  color: var(--paper);
  text-decoration: none;
  transition: border-color .2s ease, background-color .2s ease, transform .2s ease;
}

.page-news .news-next__card:hover,
.page-news .news-next__card:focus-visible {
  border-color: var(--cyan);
  background: rgba(43, 231, 200, .1);
  transform: translateY(-2px);
}

.page-news .news-next__num {
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-news .news-next__title {
  font-family: var(--font-title);
  font-size: 1.02rem;
  font-weight: 800;
  margin: 0;
  color: var(--paper);
}

.page-news .news-next__text {
  margin: 0;
  font-size: .88rem;
  line-height: 1.72;
  color: rgba(245, 248, 247, .72);
}

.page-news .news-next__go {
  margin-top: auto;
  padding-top: .55rem;
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .82rem;
  font-weight: 600;
  color: var(--cyan);
}

.page-news .news-next__contact {
  margin-top: clamp(1.6rem, 4vw, 2.4rem);
  padding-top: 1.3rem;
  border-top: 1px solid rgba(111, 143, 166, .4);
}

.page-news .news-next__contact-label {
  margin: 0 0 .6rem;
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-news .news-next__contact-line {
  margin: 0 0 .5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .35rem .7rem;
  font-family: var(--font-mono);
  font-size: clamp(.92rem, 2.4vw, 1.1rem);
  letter-spacing: .02em;
}

.page-news .news-next__contact-line a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  word-break: break-all;
}

.page-news .news-next__contact-line a:hover,
.page-news .news-next__contact-line a:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-news .news-next__sep {
  color: var(--sand);
}

.page-news .news-next__contact-note {
  margin: 0;
  max-width: 56ch;
  font-size: .84rem;
  line-height: 1.7;
  color: rgba(245, 248, 247, .66);
}

/* ============ 响应式 ============ */
@media (min-width: 640px) {
  .page-news .news-scroll__rail {
    grid-auto-columns: minmax(250px, 46%);
  }

  .page-news .news-next__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .6fr);
    align-items: end;
  }

  .page-news .news-cadence__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
  }

  .page-news .news-archive__layout {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    align-items: start;
  }

  .page-news .news-archive__item:nth-child(2) {
    margin-left: 1.6rem;
  }

  .page-news .news-archive__item:nth-child(3) {
    margin-left: 3.2rem;
  }

  .page-news .news-next__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-news .news-stream__layout {
    grid-template-columns: 196px minmax(0, 1fr);
    gap: clamp(1.6rem, 4vw, 3rem);
    align-items: start;
  }

  .page-news .news-stream__rail {
    top: calc(var(--header-h) + 1.2rem);
    border-bottom: 0;
    border-left: 1px solid var(--hairline);
    padding: .2rem 0 .2rem .9rem;
    background: transparent;
  }

  .page-news .news-stream__rail-label {
    display: block;
  }

  .page-news .news-stream__filters {
    flex-direction: column;
    overflow: visible;
  }

  .page-news .news-filter {
    width: 100%;
    justify-content: flex-start;
    border-radius: var(--radius);
    white-space: normal;
    font-size: .86rem;
  }

  .page-news .news-filter__count {
    margin-left: auto;
  }

  .page-news .news-scroll__rail {
    grid-auto-columns: minmax(230px, 25%);
  }
}

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

  .page-news .news-next__card:hover,
  .page-news .news-next__card:focus-visible {
    transform: none;
  }
}
<<<END>>>