.page-news {
  --news-line: rgba(30, 74, 102, .55);
  --news-line-soft: rgba(30, 74, 102, .32);
  --news-slab: rgba(3, 32, 46, .82);
  --news-cyan-glow: rgba(57, 230, 255, .18);
  --news-gold-line: rgba(244, 184, 96, .42);
  background:
    radial-gradient(90% 42% at 94% -8%, rgba(57, 230, 255, .13), transparent 66%),
    radial-gradient(70% 40% at 0% 6%, rgba(110, 79, 130, .2), transparent 72%),
    var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-news img {
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏 ---------- */
.page-news .news-masthead {
  display: grid;
  gap: 1.15rem;
  padding-block: clamp(1.25rem, 3.6vw, 2.75rem) clamp(1.75rem, 4.5vw, 3.25rem);
}

.page-news .news-masthead__title {
  margin: 0;
  max-width: 17ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.95rem, 5.6vw, 3.35rem);
  line-height: 1.04;
  letter-spacing: -.025em;
  color: var(--paper);
}

.page-news .news-masthead__lede {
  margin: 0;
  max-width: 64ch;
  font-size: clamp(.97rem, 1.5vw, 1.08rem);
  line-height: 1.85;
  color: var(--steel);
}

.page-news .news-masthead__facts {
  list-style: none;
  margin: .35rem 0 0;
  padding: 1.1rem 0 0;
  display: grid;
  gap: .9rem;
  border-top: 1px solid var(--news-line);
}

.page-news .news-masthead__facts li {
  display: grid;
  gap: .3rem;
  min-width: 0;
}

.page-news .news-fact__k {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-news .news-fact__v {
  font-size: .92rem;
  line-height: 1.6;
  color: var(--paper);
}

.page-news .news-hero {
  position: relative;
  margin: .5rem 0 0;
  border: 1px solid var(--news-line);
  background: var(--panel);
  overflow: hidden;
}

.page-news .news-hero img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), rgba(57, 230, 255, 0) 46%, var(--gold));
  opacity: .75;
  pointer-events: none;
}

/* ---------- 置顶专题 ---------- */
.page-news .news-feature {
  padding-block: 0 clamp(2rem, 5vw, 3.5rem);
}

.page-news .news-feature__card {
  position: relative;
  display: grid;
  gap: 1.15rem;
  padding: clamp(1.3rem, 3.4vw, 2.75rem);
  background: linear-gradient(155deg, rgba(11, 39, 64, .96), rgba(3, 32, 46, .96));
  border-left: 3px solid var(--gold);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

.page-news .news-feature__flag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .71rem;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-news .news-feature__title {
  margin: 0;
  max-width: 26ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 3.1vw, 2.05rem);
  line-height: 1.28;
  letter-spacing: -.015em;
  color: var(--paper);
}

.page-news .news-feature__grid {
  display: grid;
  gap: 1.5rem;
}

.page-news .news-feature__body {
  display: grid;
  gap: 1rem;
  min-width: 0;
}

.page-news .news-feature__body > p {
  margin: 0;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--steel);
}

.page-news .news-feature__media {
  margin: 0;
  border: 1px solid var(--news-line-soft);
  background: var(--ink-2);
  overflow: hidden;
}

.page-news .news-feature__media img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.page-news .news-feature__steps {
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
  padding-block: .2rem;
}

.page-news .news-feature__steps summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: .85rem;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .95rem;
  color: var(--cyan);
  transition: color .25s var(--ease);
}

.page-news .news-feature__steps summary::-webkit-details-marker {
  display: none;
}

.page-news .news-feature__steps summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1;
  color: var(--gold);
}

.page-news .news-feature__steps[open] summary::after {
  content: "\2212";
}

.page-news .news-feature__steps summary:hover,
.page-news .news-feature__steps summary:focus-visible {
  color: var(--cyan-soft);
}

.page-news .news-steps {
  list-style: none;
  margin: 0 0 .9rem;
  padding: 0;
  display: grid;
  gap: .8rem;
  counter-reset: news-step;
}

.page-news .news-steps li {
  position: relative;
  padding-left: 2.5rem;
  counter-increment: news-step;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--steel);
}

.page-news .news-steps li::before {
  content: counter(news-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: .05rem;
  display: grid;
  place-items: center;
  width: 1.7rem;
  height: 1.7rem;
  border: 1px solid var(--news-gold-line);
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--gold);
}

.page-news .news-feature__actions {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

/* ---------- 主体：专题索引 + 日志流 ---------- */
.page-news .news-body {
  padding-block: clamp(1.75rem, 4.5vw, 3.5rem);
}

.page-news .news-body__grid {
  display: grid;
  gap: 2rem;
}

.page-news .news-rail {
  display: grid;
  gap: .9rem;
  align-content: start;
  padding-top: 1rem;
  border-top: 1px solid var(--news-line);
}

.page-news .news-rail__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .2em;
  color: var(--steel-dim);
}

.page-news .news-rail__list {
  list-style: none;
  margin: 0;
  padding: 0 0 .35rem;
  display: flex;
  gap: .6rem;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .news-chip {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  min-width: max-content;
  padding: .68rem .85rem;
  border: 1px solid var(--news-line);
  background: linear-gradient(180deg, rgba(11, 39, 64, .66), rgba(3, 32, 46, .2));
  color: var(--paper);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .93rem;
  transition: border-color .25s var(--ease), color .25s var(--ease), box-shadow .25s var(--ease);
}

.page-news .news-chip__num {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-news .news-chip--version { border-left: 2px solid var(--cyan); }
.page-news .news-chip--guide { border-left: 2px solid var(--gold); }
.page-news .news-chip--adapt { border-left: 2px solid var(--violet); }

.page-news .news-chip:hover,
.page-news .news-chip:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan-soft);
  box-shadow: 0 0 0 1px var(--news-cyan-glow), 0 0 22px var(--news-cyan-glow);
}

.page-news .news-rail__note {
  margin: 0;
  font-size: .82rem;
  line-height: 1.75;
  color: var(--steel-dim);
}

.page-news .news-rail__back {
  justify-self: start;
  font-size: .82rem;
}

.page-news .news-stream {
  min-width: 0;
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

.page-news .news-stream__title {
  margin: 0 0 clamp(1.5rem, 3vw, 2.25rem);
  padding-bottom: .8rem;
  border-bottom: 1px solid var(--news-line);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.25rem, 2.6vw, 1.75rem);
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-news .news-group {
  margin-bottom: clamp(2.25rem, 5vw, 3.75rem);
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

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

.page-news .news-group__head {
  display: grid;
  gap: 1.15rem;
  margin-bottom: 1.6rem;
  padding-bottom: 1.35rem;
  border-bottom: 1px solid var(--news-line-soft);
}

.page-news .news-group__intro {
  min-width: 0;
}

.page-news .news-group__num {
  margin: 0 0 .3rem;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-news .news-group__title {
  margin: 0 0 .5rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 2.8vw, 1.85rem);
  letter-spacing: -.015em;
  color: var(--paper);
}

.page-news .news-group__desc {
  margin: 0;
  max-width: 42ch;
  font-size: .92rem;
  line-height: 1.82;
  color: var(--steel);
}

.page-news .news-group__media {
  margin: 0;
  border: 1px solid var(--news-line-soft);
  background: var(--ink-2);
  overflow: hidden;
}

.page-news .news-group__media img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.page-news .news-slab {
  border: 1px solid var(--news-line-soft);
  background: linear-gradient(135deg, rgba(11, 39, 64, .8), rgba(3, 32, 46, .5));
  padding: 1.1rem 1.15rem 1.3rem;
}

.page-news .news-slab__cap {
  margin: 0 0 .9rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  color: var(--steel);
}

.page-news .news-track {
  display: flex;
  align-items: center;
  gap: .35rem;
}

.page-news .news-track__node {
  position: relative;
  flex: 1 1 auto;
  height: 2px;
  background: linear-gradient(90deg, rgba(57, 230, 255, .65), rgba(30, 74, 102, .28));
}

.page-news .news-track__node::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  margin-right: -4px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px rgba(57, 230, 255, .75);
}

.page-news .news-entries {
  --entry-pad: 1.1rem;
  list-style: none;
  margin: 0;
  padding: 0 0 0 var(--entry-pad);
  display: grid;
  gap: 1rem;
  border-left: 1px solid var(--news-line);
}

.page-news .news-entry {
  position: relative;
  min-width: 0;
  padding: 1.05rem 1.05rem 1.15rem 1.1rem;
  background: linear-gradient(140deg, rgba(11, 39, 64, .62), rgba(3, 32, 46, .46));
  transition: background .3s var(--ease), box-shadow .3s var(--ease);
}

.page-news .news-entry::before {
  content: "";
  position: absolute;
  left: calc(var(--entry-pad) * -1);
  top: 1.55rem;
  width: 9px;
  height: 9px;
  margin-left: -4.5px;
  border-radius: 50%;
  background: var(--ink);
  border: 1px solid var(--cyan);
  transition: background .3s var(--ease), box-shadow .3s var(--ease);
}

.page-news .news-entry:hover,
.page-news .news-entry:focus-within {
  background: linear-gradient(140deg, rgba(11, 39, 64, .92), rgba(3, 32, 46, .72));
  box-shadow: inset 2px 0 0 var(--cyan), 0 0 26px rgba(57, 230, 255, .08);
}

.page-news .news-entry:hover::before,
.page-news .news-entry:focus-within::before {
  background: var(--cyan);
  box-shadow: 0 0 12px rgba(57, 230, 255, .85);
}

.page-news .news-entry__meta {
  display: flex;
  align-items: center;
  gap: .7rem;
  margin: 0 0 .5rem;
  font-family: var(--font-mono);
  font-size: .71rem;
  letter-spacing: .1em;
  color: var(--steel-dim);
}

.page-news .news-entry__index {
  color: var(--gold);
}

.page-news .news-entry__time {
  position: relative;
  padding-left: .7rem;
}

.page-news .news-entry__time::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 12px;
  height: 1px;
  background: var(--rail);
}

.page-news .news-entry__title {
  margin: 0 0 .45rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1rem, 1.9vw, 1.12rem);
  line-height: 1.48;
  letter-spacing: -.005em;
  color: var(--paper);
}

.page-news .news-entry__excerpt {
  margin: 0;
  font-size: .89rem;
  line-height: 1.85;
  color: var(--steel);
}

/* ---------- 跟进与咨询 ---------- */
.page-news .news-contact {
  padding-block: clamp(1.5rem, 4vw, 3rem) clamp(2.75rem, 6vw, 5rem);
}

.page-news .news-contact__panel {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.35rem, 3.6vw, 2.5rem) clamp(1.15rem, 3vw, 2.25rem);
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
  background:
    linear-gradient(120deg, rgba(110, 79, 130, .18), rgba(110, 79, 130, 0) 58%),
    var(--news-slab);
}

.page-news .news-contact__lead {
  min-width: 0;
}

.page-news .news-contact__title {
  margin: .5rem 0 .75rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 2.9vw, 1.85rem);
  line-height: 1.3;
  letter-spacing: -.015em;
  color: var(--paper);
}

.page-news .news-contact__text {
  margin: 0 0 .9rem;
  max-width: 58ch;
  font-size: .92rem;
  line-height: 1.85;
  color: var(--steel);
}

.page-news .news-contact__mail {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .86rem;
  letter-spacing: .02em;
  color: var(--cyan);
  word-break: break-all;
}

.page-news .news-contact__actions {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  align-content: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-masthead__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }
}

@media (min-width: 760px) {
  .page-news .news-group__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, .85fr);
    align-items: center;
    gap: 2rem;
  }

  .page-news .news-entries {
    --entry-pad: 1.6rem;
    gap: 1.15rem;
  }

  .page-news .news-entry {
    padding: 1.2rem 1.35rem 1.3rem 1.35rem;
  }

  .page-news .news-entry::before {
    top: 1.75rem;
  }
}

@media (min-width: 880px) {
  .page-news .news-feature__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .82fr);
    align-items: start;
    gap: 2.25rem;
  }

  .page-news .news-contact__panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: center;
    gap: 2.5rem;
  }

  .page-news .news-contact__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 960px) {
  .page-news .news-body__grid {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(2rem, 4.5vw, 4.25rem);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: calc(var(--header-h) + 1.75rem);
    padding-bottom: 1rem;
  }

  .page-news .news-rail__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .news-rail__back {
    margin-top: .35rem;
  }

  .page-news .news-entry:nth-child(even) {
    margin-left: clamp(0px, 4vw, 2.5rem);
  }
}

@media (min-width: 1200px) {
  .page-news .news-entry:nth-child(even) {
    margin-left: clamp(1rem, 4.5vw, 3rem);
  }

  .page-news .news-entry__excerpt {
    max-width: 62ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-chip,
  .page-news .news-entry,
  .page-news .news-entry::before,
  .page-news .news-feature__steps summary {
    transition: none;
  }
}
<<<END>>>