.page-news {
  --nw-pad: clamp(3.2rem, 7vw, 6rem);
  --nw-build-lit: #2E8B7C;
  --nw-wine-lit: #A4556B;
  --nw-card: #FFFCF4;
  --nw-ink-soft: rgba(8, 23, 37, .12);
  background: var(--ink-900);
  color: var(--paper);
  font-family: var(--font-body);
  line-height: 1.8;
}

.page-news .wrap {
  width: 100%;
  max-width: var(--w-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
  box-sizing: border-box;
}

.page-news h1,
.page-news h2,
.page-news h3,
.page-news h4 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: .02em;
}

.page-news p { margin: 0; }
.page-news ul,
.page-news ol { margin: 0; padding: 0; list-style: none; }
.page-news a { color: inherit; }
.page-news img { display: block; max-width: 100%; height: auto; }

.page-news .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-news .eyebrow {
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: .9rem;
}

.page-news .nw-h2 {
  font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  color: var(--paper);
  max-width: 22ch;
}

.page-news .nw-h2--dark { color: var(--ink-900); }

.page-news .btn {
  display: inline-block;
  padding: .78rem 1.4rem;
  border-radius: 999px;
  font-size: .92rem;
  text-decoration: none;
  border: 1px solid transpar;
}

.page-news a:focus-visible,
.page-news summary:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

/* 面包屑 */
.page-news .breadcrumb {
  padding-block: 1.1rem .6rem;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .07em;
  color: var(--steel);
}
.page-news .breadcrumb ol { display: flex; flex-wrap: wrap; gap: .35rem; }
.page-news .breadcrumb li + li::before { content: "/"; margin-right: .35rem; color: var(--line-strong); }
.page-news .breadcrumb a { color: var(--mist); text-decoration: none; }
.page-news .breadcrumb a:hover { color: var(--amber); }

/* 首屏 */
.page-news .nw-hero {
  position: relative;
  padding-bottom: var(--nw-pad);
  background: linear-gradient(163deg, var(--ink-700) 0%, #091b2b 52%, var(--ink-900) 100%);
  overflow: hidden;
}

.page-news .nw-hero__inner {
  display: grid;
  gap: 2.4rem;
  padding-block: 1.4rem 2.6rem;
}

.page-news .nw-hero h1 {
  font-size: clamp(2rem, 7vw, 3.4rem);
  text-wrap: balance;
}

.page-news .nw-hero__intro {
  margin-top: 1.1rem;
  max-width: 40ch;
  color: var(--mist);
  font-size: 1rem;
}

.page-news .nw-facts {
  display: grid;
  gap: .8rem;
  margin-top: 1.8rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
}
.page-news .nw-facts li { display: flex; flex-wrap: wrap; align-items: baseline; gap: .6rem; }
.page-news .nw-facts .mono {
  color: var(--amber);
  font-size: 1.05rem;
  letter-spacing: .06em;
  min-width: 5rem;
}
.page-news .nw-facts em {
  font-style: normal;
  font-size: .86rem;
  color: var(--steel);
}

.page-news .nw-hero__act {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.9rem;
}

/* 信息屏卡片 */
.page-news .nw-screen { display: grid; gap: .65rem; }

.page-news .nw-screen__item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: .45rem .8rem;
  padding: .95rem 1.05rem 1rem;
  background: linear-gradient(100deg, rgba(16, 43, 66, .95), rgba(8, 23, 37, .78));
  border: 1px solid var(--line);
  border-left: 3px solid var(--steel);
  border-radius: var(--radius-sm);
  box-shadow: 0 18px 36px -30px rgba(0, 0, 0, .9);
}
.page-news .nw-screen__code {
  grid-column: 1 / -1;
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--steel);
}
.page-news .nw-screen__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--paper);
  line-height: 1.45;
}
.page-news .nw-screen__meta {
  margin-top: .3rem;
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--steel);
}
.page-news .nw-screen__item--rel { border-left-color: var(--nw-build-lit); }
.page-news .nw-screen__item--mnt { border-left-color: var(--nw-wine-lit); }
.page-news .nw-screen__item--fix { border-left-color: var(--steel); }
.page-news .nw-screen__item--pre { border-left-color: var(--amber); }

.page-news .tag {
  align-self: start;
  display: inline-block;
  padding: .2rem .55rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .08em;
  white-space: nowrap;
  background: var(--mist);
  color: var(--ink-900);
}
.page-news .nw-screen .tag--rel { background: var(--nw-build-lit); color: var(--paper); }
.page-news .nw-screen .tag--mnt { background: var(--wine); color: var(--paper); }
.page-news .nw-screen .tag--pre { background: var(--amber); color: var(--ink-900); }
.page-news .nw-screen .tag--fix { background: var(--mist); color: var(--ink-900); }

.page-news .nw-hero__media { margin-top: .5rem; }
.page-news .nw-hero__media img {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  object-fit: cover;
}
.page-news .nw-hero__caption {
  margin-top: .7rem;
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--steel);
}

/* 分类 */
.page-news .nw-cats {
  background: var(--ink-800);
  border-top: 1px solid var(--line);
  padding-block: var(--nw-pad);
}
.page-news .nw-cats__grid { display: grid; gap: 2.4rem; }
.page-news .nw-cats__intro {
  margin-top: 1rem;
  max-width: 42ch;
  color: var(--mist);
  font-size: .96rem;
}
.page-news .nw-cat-list {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}
.page-news .nw-cat {
  position: relative;
  padding: 1.15rem 1.2rem 1.3rem 1.4rem;
  background: rgba(16, 43, 66, .62);
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
}
.page-news .nw-cat::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.1rem;
  bottom: 1.1rem;
  width: 3px;
  border-radius: 3px;
  background: var(--steel);
}
.page-news .nw-cat--rel::before { background: var(--nw-build-lit); }
.page-news .nw-cat--pre::before { background: var(--amber); }
.page-news .nw-cat--mnt::before { background: var(--nw-wine-lit); }
.page-news .nw-cat__code {
  font-size: .7rem;
  letter-spacing: .2em;
  color: var(--steel);
}
.page-news .nw-cat__name {
  margin-top: .3rem;
  font-size: 1.1rem;
  color: var(--paper);
}
.page-news .nw-cat__desc {
  margin-top: .45rem;
  font-size: .9rem;
  color: var(--mist);
  line-height: 1.75;
}
.page-news .nw-cats__media img {
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  object-fit: cover;
}

/* 时间轴 */
.page-news .nw-stream {
  background: var(--paper);
  color: var(--ink-900);
  padding-block: var(--nw-pad);
}
.page-news .nw-stream .eyebrow { color: var(--copper); }
.page-news .nw-stream__grid { display: grid; gap: 2.4rem; }

.page-news .nw-toc {
  align-self: start;
  padding: 1rem 0;
  border-top: 1px solid var(--nw-ink-soft);
  border-bottom: 1px solid var(--nw-ink-soft);
}
.page-news .nw-toc__title {
  font-size: .7rem;
  letter-spacing: .2em;
  color: var(--steel);
  margin-bottom: .6rem;
}
.page-news .nw-toc ul { display: grid; gap: .1rem; }
.page-news .nw-toc a {
  display: block;
  padding: .45rem .7rem;
  font-size: .84rem;
  text-decoration: none;
  color: var(--steel);
  border-left: 2px solid transparent;
}
.page-news .nw-toc a:hover { color: var(--ink-900); background: rgba(8, 23, 37, .05); }
.page-news .nw-toc a.is-active {
  color: var(--ink-900);
  border-left-color: var(--copper);
  background: rgba(169, 83, 47, .09);
  font-weight: 600;
}

.page-news .nw-stream__intro {
  margin-top: .9rem;
  max-width: 44ch;
  color: #33475a;
  font-size: .96rem;
}

.page-news .nw-stage {
  margin-top: 2.6rem;
  padding-left: 1.1rem;
  border-left: 1px solid rgba(8, 23, 37, .16);
}
.page-news .nw-stage__head { margin-bottom: 1.4rem; }
.page-news .nw-stage__num {
  font-size: .7rem;
  letter-spacing: .2em;
  color: var(--copper);
}
.page-news .nw-stage__title {
  margin-top: .3rem;
  font-size: clamp(1.15rem, 3vw, 1.5rem);
  color: var(--ink-900);
}
.page-news .nw-stage__note {
  margin-top: .4rem;
  font-size: .88rem;
  color: var(--steel);
  max-width: 40ch;
}

.page-news .nw-item {
  position: relative;
  display: grid;
  gap: .5rem;
  margin-bottom: 1rem;
  padding: 1.15rem 1.15rem 1.2rem;
  background: var(--nw-card);
  border: 1px solid rgba(8, 23, 37, .1);
  border-radius: var(--radius-sm);
}
.page-news .nw-item::before {
  content: "";
  position: absolute;
  left: calc(-1.1rem - 4px);
  top: 1.5rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--copper);
  box-shadow: 0 0 0 3px var(--paper);
}
.page-news .nw-item--mnt::before { background: var(--wine); }
.page-news .nw-item__code {
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--steel);
}
.page-news .nw-item__title {
  font-size: 1.05rem;
  color: var(--ink-900);
}
.page-news .nw-item__tags {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-top: .55rem;
}
.page-news .nw-item .tag--rel { background: var(--build); color: var(--paper); }
.page-news .nw-item .tag--mnt { background: var(--wine); color: var(--paper); }
.page-news .nw-item .tag--pre { background: var(--amber); color: var(--ink-900); }
.page-news .nw-item .tag--fix { background: var(--mist); color: var(--ink-900); }
.page-news .nw-item .tag--plat {
  background: transparent;
  border: 1px solid rgba(8, 23, 37, .2);
  color: var(--steel);
}
.page-news .nw-item__sum {
  margin-top: .75rem;
  font-size: .93rem;
  color: #2a3d4e;
}

.page-news .nw-item__more { margin-top: .7rem; }
.page-news .nw-item__more summary {
  display: inline-block;
  cursor: pointer;
  font-size: .82rem;
  font-family: var(--font-mono);
  letter-spacing: .08em;
  color: var(--copper);
  list-style: none;
  border-bottom: 1px dashed rgba(169, 83, 47, .5);
  padding-bottom: 2px;
}
.page-news .nw-item__more summary::-webkit-details-marker { display: none; }
.page-news .nw-item__more summary::before { content: "＋ "; }
.page-news .nw-item__more[open] summary::before { content: "－ "; }
.page-news .nw-item__list {
  margin-top: .7rem;
  display: grid;
  gap: .4rem;
  padding-left: 1rem;
  border-left: 2px solid rgba(215, 166, 74, .55);
}
.page-news .nw-item__list li {
  font-size: .89rem;
  color: #33475a;
  list-style: none;
  position: relative;
  padding-left: .9rem;
}
.page-news .nw-item__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--steel);
}

.page-news .nw-item__links {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.2rem;
  margin-top: .95rem;
  padding-top: .8rem;
  border-top: 1px solid rgba(8, 23, 37, .1);
}
.page-news .nw-item__links a {
  font-size: .84rem;
  color: var(--interactive);
  text-decoration: none;
  border-bottom: 1px solid rgba(39, 76, 94, .35);
}
.page-news .nw-item__links a:hover { color: var(--copper); border-bottom-color: var(--copper); }

.page-news .nw-stream__media { margin-top: 2.4rem; }
.page-news .nw-stream__media img {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid rgba(8, 23, 37, .12);
  object-fit: cover;
}
.page-news .nw-caption {
  margin-top: .6rem;
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--steel);
}

/* 公告与反馈 */
.page-news .nw-notices {
  padding-block: var(--nw-pad);
  background: linear-gradient(180deg, var(--ink-700) 0%, var(--ink-900) 100%);
  border-top: 1px solid var(--line);
}
.page-news .nw-notices__grid { display: grid; gap: 2.4rem; }
.page-news .nw-notices__intro {
  margin-top: .9rem;
  max-width: 42ch;
  color: var(--mist);
  font-size: .95rem;
}

.page-news .nw-notice {
  margin-top: 1.6rem;
  padding: 1.2rem 1.2rem 1.3rem;
  background: rgba(8, 23, 37, .55);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}
.page-news .nw-notice__bar {
  display: inline-block;
  padding: .2rem .6rem;
  border-radius: 3px;
  font-size: .68rem;
  letter-spacing: .1em;
  background: var(--wine);
  color: var(--paper);
}
.page-news .nw-notice__bar--rel { background: var(--nw-build-lit); }
.page-news .nw-notice__title {
  margin-top: .75rem;
  font-size: 1.1rem;
  color: var(--paper);
}
.page-news .nw-notice__text {
  margin-top: .6rem;
  font-size: .92rem;
  color: var(--mist);
}
.page-news .nw-notice__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  margin-top: .9rem;
}
.page-news .nw-notice__links a {
  font-size: .84rem;
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid var(--line-amber);
}
.page-news .nw-notice__links a:hover { color: var(--paper); }

.page-news .nw-feedback {
  padding: 1.4rem 1.25rem 1.6rem;
  border: 1px solid var(--line-amber);
  border-radius: var(--radius);
  background: rgba(16, 43, 66, .55);
}
.page-news .nw-feedback__title { font-size: 1.2rem; color: var(--paper); }
.page-news .nw-feedback__text {
  margin-top: .7rem;
  font-size: .91rem;
  color: var(--mist);
}
.page-news .nw-feedback__steps {
  display: grid;
  gap: .7rem;
  margin-top: 1.2rem;
}
.page-news .nw-feedback__steps li {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: .6rem;
  font-size: .89rem;
  color: var(--mist);
}
.page-news .nw-feedback__steps .mono {
  color: var(--amber);
  font-size: .78rem;
  letter-spacing: .1em;
  padding-top: .14rem;
}
.page-news .nw-feedback__contacts {
  display: grid;
  gap: .55rem;
  margin-top: 1.3rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
}
.page-news .nw-feedback__contacts li {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: .6rem;
  font-size: .87rem;
  color: var(--mist);
  word-break: break-word;
}
.page-news .nw-feedback__contacts .mono {
  color: var(--steel);
  font-size: .72rem;
  letter-spacing: .1em;
  padding-top: .22rem;
}
.page-news .nw-feedback__contacts a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}
.page-news .nw-feedback__contacts a:hover { color: var(--amber); }
.page-news .nw-feedback__act {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: 1.4rem;
}

.page-news .nw-notices__media { margin-top: 2.2rem; }
.page-news .nw-notices__media img {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  object-fit: cover;
}

/* 更新节奏 */
.page-news .nw-cadence {
  background: var(--build);
  color: var(--paper);
  padding-block: var(--nw-pad);
}
.page-news .nw-cadence .eyebrow { color: var(--amber); }
.page-news .nw-cadence__intro {
  margin-top: 1rem;
  max-width: 46ch;
  color: #D5E7E2;
  font-size: .96rem;
}
.page-news .nw-cadence__grid {
  display: grid;
  gap: 1rem;
  margin-top: 2.2rem;
}
.page-news .nw-cadence__grid li {
  padding: 1.15rem 1.2rem 1.3rem;
  border: 1px solid rgba(245, 241, 232, .22);
  border-radius: var(--radius-sm);
  background: rgba(8, 23, 37, .22);
}
.page-news .nw-cadence__num {
  font-size: 1.3rem;
  letter-spacing: .06em;
  color: var(--amber);
}
.page-news .nw-cadence__label {
  margin-top: .2rem;
  font-size: .85rem;
  color: var(--paper);
  letter-spacing: .06em;
}
.page-news .nw-cadence__desc {
  margin-top: .55rem;
  font-size: .88rem;
  color: #CFE3DE;
}
.page-news .nw-cadence__note {
  margin-top: 1.6rem;
  padding-top: 1.1rem;
  border-top: 1px solid rgba(245, 241, 232, .22);
  font-size: .88rem;
  color: #CFE3DE;
  max-width: 46ch;
}

/* 后续路径 */
.page-news .nw-paths {
  background: var(--ink-900);
  padding-block: var(--nw-pad);
  border-top: 1px solid var(--line);
}
.page-news .nw-paths__list {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}
.page-news .nw-path {
  padding: 1.2rem 1.2rem 1.3rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(16, 43, 66, .42);
}
.page-news .nw-path__code {
  font-size: .72rem;
  letter-spacing: .2em;
  color: var(--copper);
}
.page-news .nw-path__title {
  margin-top: .4rem;
  font-size: 1.08rem;
  color: var(--paper);
}
.page-news .nw-path__desc {
  margin-top: .45rem;
  font-size: .89rem;
  color: var(--mist);
}
.page-news .nw-path__link {
  display: inline-block;
  margin-top: .9rem;
  font-size: .85rem;
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid var(--line-amber);
}
.page-news .nw-path__link:hover { color: var(--paper); border-bottom-color: var(--paper); }

/* 渐显（有脚本时生效） */
.js .page-news [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .38s ease, transform .38s ease;
}
.js .page-news [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .js .page-news [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* 响应式 */
@media (min-width: 560px) {
  .page-news .nw-cat-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-news .nw-cadence__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-news .nw-hero__act .btn { min-width: 9.5rem; text-align: center; }
}

@media (min-width: 900px) {
  .page-news .nw-hero__inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: start;
    gap: 3rem;
    padding-block: 2rem 3rem;
  }
  .page-news .nw-screen { margin-top: 1.6rem; }
  .page-news .nw-screen__item:nth-child(2) { transform: translateX(-1.4rem); }
  .page-news .nw-screen__item:nth-child(3) { transform: translateX(1.1rem); }
  .page-news .nw-screen__item:nth-child(4) { transform: translateX(-.6rem); }
  .page-news .nw-hero__media { margin-top: 1.4rem; }

  .page-news .nw-cats__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    align-items: center;
    gap: 3rem;
  }
  .page-news .nw-cats__media { display: flex; justify-content: flex-end; }

  .page-news .nw-notices__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 3rem;
    align-items: start;
  }
  .page-news .nw-cadence__grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .page-news .nw-paths__list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 1000px) {
  .page-news .nw-stream__grid {
    grid-template-columns: 15rem minmax(0, 1fr);
    gap: 3.2rem;
    align-items: start;
  }
  .page-news .nw-toc {
    position: sticky;
    top: 6rem;
    padding-bottom: 1rem;
  }
  .page-news .nw-stream__main { padding-top: .2rem; }
}
<<<END>>>