.page-news {
  background: var(--deep);
  color: var(--mist);
  overflow-x: hidden;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-news .breadcrumb {
  padding-top: clamp(18px, 3vw, 32px);
}

.page-news .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
}

.page-news .breadcrumb__link {
  color: var(--steel);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}

.page-news .breadcrumb__link:hover {
  color: var(--cyan);
  border-bottom-color: var(--hair-strong);
}

.page-news .breadcrumb__item span.breadcrumb__link {
  color: var(--cyan-soft);
}

.page-news .breadcrumb__sep {
  color: var(--steel);
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  padding: clamp(28px, 5vw, 56px) 0 clamp(28px, 4vw, 48px);
}

.page-news .news-hero__inner {
  max-width: 74ch;
}

.page-news .news-hero__index {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
  color: var(--cyan);
}

.page-news .news-hero__title {
  margin: .7rem 0 1.1rem;
  font-size: clamp(2.3rem, 6.2vw, 4.6rem);
  font-weight: 200;
  line-height: 1.08;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-news .news-hero__lede {
  margin: 0;
  max-width: 58ch;
  font-size: 17px;
  line-height: 1.9;
  color: var(--mist);
}

/* ---------- 头条色带 ---------- */

.page-news .news-feature {
  padding-bottom: clamp(36px, 6vw, 68px);
}

.page-news .news-feature__band {
  position: relative;
  background:
    radial-gradient(120% 90% at 88% 8%, rgba(53, 214, 196, .16), transparent 62%),
    linear-gradient(145deg, var(--panel) 0%, var(--steel) 100%);
  border: 2px solid var(--hair-strong);
  border-radius: var(--radius);
  box-shadow: var(--hard);
  overflow: hidden;
}

.page-news .news-feature__band::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: linear-gradient(180deg, var(--orange), rgba(255, 139, 61, 0));
}

.page-news .news-feature__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.5vw, 44px);
  padding: clamp(22px, 3.5vw, 46px);
}

.page-news .news-feature__kicker {
  margin: 0 0 .8rem;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
  color: var(--orange);
}

.page-news .news-feature__title {
  margin: 0 0 1rem;
  font-size: clamp(1.4rem, 2.6vw, 2.1rem);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-news .news-feature__lede {
  margin: 0 0 1.15rem;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
  max-width: 52ch;
}

.page-news .news-feature__points {
  margin: 0 0 1.5rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .55rem;
}

.page-news .news-feature__points li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-feature__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 8px;
  background: var(--cyan);
  transform: rotate(45deg);
}

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

.page-news .news-feature__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: calc(var(--radius) - 4px);
  border: 1px solid var(--hair);
  object-fit: cover;
}

.page-news .news-feature__caption {
  display: block;
  margin-top: .6rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--steel);
}

/* ---------- 章节头 ---------- */

.page-news .chapter {
  margin: 0 0 clamp(20px, 3vw, 30px);
}

.page-news .chapter__index {
  margin: 0 0 .6rem;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
  color: var(--cyan);
}

.page-news .chapter__title {
  margin: 0 0 .6rem;
  font-size: clamp(1.35rem, 2.6vw, 1.9rem);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-news .chapter__lede {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 条目流 ---------- */

.page-news .news-stream {
  padding: clamp(20px, 4vw, 40px) 0 clamp(24px, 4vw, 40px);
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(16px, 2.5vw, 26px);
}

.page-news .filter-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

.page-news .filter-chip {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .48rem .85rem;
  border: 1px solid var(--hair-strong);
  border-radius: 999px;
  background: rgba(11, 37, 64, .68);
  color: var(--mist);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  cursor: pointer;
  transition: color .2s ease, border-color .2s ease, background .2s ease, box-shadow .2s ease;
}

.page-news .filter-chip__count {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--steel);
}

.page-news .filter-chip:hover {
  border-color: var(--cyan);
  color: var(--paper);
}

.page-news .filter-radio:checked + .filter-chip {
  border-color: var(--orange);
  color: var(--paper);
  background: rgba(255, 139, 61, .16);
  box-shadow: inset 0 -2px 0 var(--orange);
}

.page-news .filter-radio:checked + .filter-chip .filter-chip__count {
  color: var(--orange-soft);
}

.page-news .filter-radio:focus-visible + .filter-chip {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.page-news .news-list {
  border-top: 1px solid var(--hair);
}

.page-news .news-item {
  border-bottom: 1px solid var(--hair);
}

.page-news .news-item__head {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: .45rem .9rem;
  width: 100%;
  padding: 1.1rem .2rem;
  background: none;
  border: 0;
  text-align: left;
  font: inherit;
  color: inherit;
  cursor: pointer;
  transition: background .2s ease, padding-left .2s ease;
}

.page-news .news-item__head:hover {
  background: rgba(23, 63, 99, .35);
  padding-left: .6rem;
}

.page-news .news-item__head:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-news .news-item__meta {
  grid-column: 1;
  grid-row: 1;
  display: flex;
  align-items: center;
  gap: .55rem;
  flex-wrap: wrap;
}

.page-news .news-item__time {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--steel);
}

.page-news .news-item__side {
  grid-column: 2;
  grid-row: 1;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  justify-self: end;
}

.page-news .news-item__read {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--orange-soft);
  opacity: 0;
  transition: opacity .2s ease;
  white-space: nowrap;
}

.page-news .news-item__head:hover .news-item__read,
.page-news .news-item__head:focus-visible .news-item__read,
.page-news .news-item.is-open .news-item__read {
  opacity: 1;
}

.page-news .news-item__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan-soft);
  box-shadow: 0 0 0 3px rgba(155, 239, 230, .14);
  transition: background .24s ease, box-shadow .24s ease;
  flex: none;
}

.page-news .news-item.is-open .news-item__dot {
  background: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 139, 61, .22);
}

.page-news .news-item__title {
  grid-column: 1 / -1;
  grid-row: 2;
  font-size: clamp(1rem, 1.6vw, 1.16rem);
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
}

.page-news .news-item.is-open .news-item__title {
  color: var(--cyan-soft);
}

.page-news .news-item__panel {
  padding: 0 .2rem 1.35rem;
}

.page-news .news-item__panel p {
  margin: 0 0 .9rem;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .news-item__more {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--hair-strong);
  transition: color .2s ease, border-color .2s ease;
}

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

/* 纯 CSS 栏目筛选 */

.page-news .news-stream__body:has(#f-version:checked) .news-item:not([data-cat~="version"]),
.page-news .news-stream__body:has(#f-tips:checked) .news-item:not([data-cat~="tips"]),
.page-news .news-stream__body:has(#f-observe:checked) .news-item:not([data-cat~="observe"]),
.page-news .news-stream__body:has(#f-notice:checked) .news-item:not([data-cat~="notice"]),
.page-news .news-stream__body:has(#f-partner:checked) .news-item:not([data-cat~="partner"]) {
  display: none;
}

/* ---------- 分隔纹理 ---------- */

.page-news .news-divider {
  margin: clamp(28px, 5vw, 56px) 0;
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  overflow: hidden;
}

.page-news .news-divider__img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 150px;
  object-fit: cover;
  opacity: .78;
}

/* ---------- 路径观察 ---------- */

.page-news .news-observe {
  padding: clamp(20px, 4vw, 44px) 0 clamp(36px, 6vw, 64px);
}

.page-news .news-observe__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-news .news-observe__cover {
  margin: 0;
  padding: 10px 10px 0;
  background: var(--panel);
  border: 2px solid var(--hair-strong);
  border-radius: var(--radius);
  box-shadow: 10px 12px 0 rgba(4, 16, 28, .88);
  transform: rotate(-2deg);
  transition: transform .3s ease, box-shadow .3s ease;
}

.page-news .news-observe__cover:hover {
  transform: rotate(-1deg) translateY(-4px);
  box-shadow: 12px 16px 0 rgba(4, 16, 28, .92);
}

.page-news .news-observe__cover img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: calc(var(--radius) - 6px);
  object-fit: cover;
}

.page-news .news-observe__caption {
  display: block;
  padding: .7rem .2rem .85rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--steel);
}

.page-news .news-observe__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--hair);
}

.page-news .news-observe__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: .35rem;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--hair);
}

.page-news .news-observe__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--orange);
}

.page-news .news-observe__title {
  margin: 0 0 .4rem;
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
}

.page-news .news-observe__text p {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 收尾 ---------- */

.page-news .news-wrapup {
  padding: clamp(12px, 2vw, 20px) 0 0;
}

.page-news .news-wrapup__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.5vw, 44px);
  padding: clamp(22px, 3.5vw, 40px);
  background: var(--paper);
  color: var(--ink);
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--hard);
}

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

.page-news .news-wrapup__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: calc(var(--radius) - 4px);
  border: 1px solid rgba(4, 16, 28, .14);
  object-fit: cover;
}

.page-news .news-wrapup__figure figcaption {
  display: block;
  margin-top: .6rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: #4A6272;
}

.page-news .news-wrapup__title {
  margin: 0 0 .7rem;
  font-size: clamp(1.3rem, 2.4vw, 1.8rem);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-news .news-wrapup__body p {
  margin: 0 0 1.1rem;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.85;
  color: #24384A;
}

.page-news .news-wrapup__links {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .1rem;
}

.page-news .news-wrapup__links li {
  border-top: 1px solid rgba(4, 16, 28, .14);
}

.page-news .news-wrapup__links a {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .72rem .1rem;
  font-size: 15px;
  font-weight: 500;
  color: #0B2540;
  text-decoration: none;
  transition: color .2s ease, padding-left .2s ease;
}

.page-news .news-wrapup__links a::before {
  content: "";
  width: 14px;
  height: 2px;
  flex: none;
  background: var(--orange);
  transition: width .2s ease;
}

.page-news .news-wrapup__links a:hover,
.page-news .news-wrapup__links a:focus-visible {
  color: #B24E13;
  padding-left: .45rem;
}

.page-news .news-wrapup__links a:hover::before,
.page-news .news-wrapup__links a:focus-visible::before {
  width: 22px;
}

/* ---------- 响应式 ---------- */

@media (max-width: 640px) {
  .page-news .news-item__head {
    padding: .95rem .1rem;
  }

  .page-news .news-item__read {
    opacity: .58;
  }

  .page-news .news-divider__img {
    max-height: 96px;
  }

  .page-news .news-observe__cover {
    transform: rotate(-1.2deg);
    box-shadow: 7px 8px 0 rgba(4, 16, 28, .88);
  }
}

@media (min-width: 760px) {
  .page-news .news-observe__item {
    grid-template-columns: 78px 1fr;
    gap: 1.1rem;
    align-items: start;
  }

  .page-news .news-observe__num {
    padding-top: .25rem;
  }
}

@media (min-width: 900px) {
  .page-news .news-feature__grid {
    grid-template-columns: 1.02fr 1fr;
    align-items: center;
  }

  .page-news .news-observe__grid {
    grid-template-columns: minmax(220px, 300px) 1fr;
    gap: clamp(36px, 5vw, 72px);
  }

  .page-news .news-wrapup__grid {
    grid-template-columns: minmax(0, .92fr) 1fr;
    align-items: center;
  }
}

@media (hover: none) {
  .page-news .news-item__read {
    opacity: .6;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-observe__cover,
  .page-news .news-item__head,
  .page-news .news-wrapup__links a,
  .page-news .filter-chip {
    transition: none;
  }

  .page-news .news-observe__cover:hover {
    transform: rotate(-2deg);
  }
}
<<<PAGE_CSS_END>>>