.page-news {
  --news-line: rgba(231, 236, 239, 0.14);
  --news-line-strong: rgba(231, 236, 239, 0.3);
  --news-on-paper-line: rgba(11, 26, 18, 0.18);
  background: var(--ink);
  color: var(--text);
  overflow-wrap: break-word;
}

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

/* ---------- 面包屑 ---------- */
.page-news .crumb-bar {
  padding-block: clamp(14px, 2.4vw, 26px) 0;
}

/* ---------- 首屏分屏 ---------- */
.page-news .news-hero {
  padding-block: clamp(18px, 3vw, 34px) clamp(42px, 6vw, 82px);
}

.page-news .news-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

@media (min-width: 1000px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: start;
  }
}

/* 头条 */
.page-news .lead {
  border: 1px solid var(--news-line-strong);
  background: linear-gradient(158deg, var(--night) 0%, var(--ink) 74%);
}

.page-news .lead__figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-bottom: 1px solid var(--news-line);
}

.page-news .lead__figure img {
  width: 100%;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

.page-news .lead__badge {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  padding: 9px 16px;
  background: var(--signal);
  color: #08131F;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  line-height: 1;
}

.page-news .lead__body {
  padding: clamp(20px, 3vw, 36px);
}

.page-news .lead__title {
  margin: 0 0 16px;
  font-size: clamp(28px, 5.2vw, 52px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-news .lead__hl {
  font-style: normal;
  color: var(--volt);
  background: rgba(233, 255, 77, 0.08);
  box-shadow: inset 0 -0.3em 0 rgba(233, 255, 77, 0.2);
  padding: 0 3px;
}

.page-news .lead__lede {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.82;
  color: var(--muted);
}

.page-news .lead__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin: 24px 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px solid var(--news-line);
}

.page-news .lead__jump {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--pitch);
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 1px solid currentColor;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .lead__jump:hover,
.page-news .lead__jump:focus-visible {
  color: var(--volt);
}

/* 右侧时间线 */
.page-news .season-rail {
  border-top: 2px solid var(--pitch);
  padding-top: 20px;
}

.page-news .season-rail__label {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--pitch);
}

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

.page-news .season-rail__item {
  position: relative;
  padding: 0 0 20px 22px;
}

.page-news .season-rail__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 7px;
  height: 7px;
  background: var(--muted);
  transition: background-color var(--dur) var(--ease);
}

.page-news .season-rail__item::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 18px;
  bottom: 0;
  width: 1px;
  background: var(--news-line);
}

.page-news .season-rail__item:last-child {
  padding-bottom: 0;
}

.page-news .season-rail__item:last-child::after {
  display: none;
}

.page-news .season-rail__item.is-now::before {
  background: var(--signal);
}

.page-news .season-rail__stage {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--text);
}

.page-news .season-rail__item.is-now .season-rail__stage {
  color: var(--signal);
}

.page-news .season-rail__note {
  display: block;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 条目流 ---------- */
.page-news .news-feed {
  padding-block: var(--section-y);
  border-top: 1px solid var(--news-line);
}

.page-news .feed-head {
  max-width: 720px;
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-news .feed-head__title {
  margin: 10px 0 0;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.2;
  font-weight: 900;
}

.page-news .feed-head__text {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* 筛选 */
.page-news .filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: clamp(28px, 4vw, 46px);
  padding: 14px 0 20px;
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
}

.page-news .filter__hint {
  margin-right: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

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

.page-news .filter__chip {
  display: inline-block;
  padding: 9px 15px;
  border: 1px solid var(--news-line-strong);
  font-size: 13px;
  line-height: 1;
  color: var(--muted);
  cursor: pointer;
  user-select: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-news .filter__chip:hover {
  border-color: var(--signal);
  color: var(--text);
}

.page-news .filter__box:checked + .filter__chip {
  background: var(--signal);
  border-color: var(--signal);
  color: #08131F;
}

.page-news .filter__box:focus-visible + .filter__chip {
  outline: 1px dashed var(--volt);
  outline-offset: 3px;
}

.page-news .feed-wrap:has(#f-tools:checked) .feed-item:not(.cat-tools),
.page-news .feed-wrap:has(#f-data:checked) .feed-item:not(.cat-data),
.page-news .feed-wrap:has(#f-pack:checked) .feed-item:not(.cat-pack),
.page-news .feed-wrap:has(#f-service:checked) .feed-item:not(.cat-service) {
  display: none;
}

/* 分组 */
.page-news .feed-group + .feed-group {
  margin-top: clamp(46px, 6vw, 84px);
}

.page-news .group-head {
  display: grid;
  gap: clamp(16px, 3vw, 28px);
  margin-bottom: 6px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--news-line-strong);
}

@media (min-width: 860px) {
  .page-news .group-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 300px);
    align-items: end;
  }
}

.page-news .group-head__idx {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--signal);
}

.page-news .group-head__title {
  margin: 0;
  font-size: clamp(22px, 2.8vw, 30px);
  line-height: 1.24;
  font-weight: 900;
}

.page-news .group-head__copy {
  margin: 12px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .shot {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--news-line);
  background: var(--night);
}

.page-news .shot img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .shot::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 40px;
  height: 4px;
  background: var(--signal);
}

/* 单条 */
.page-news .feed-item {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 20px 0 20px 16px;
  border-bottom: 1px solid var(--news-line);
}

@media (min-width: 820px) {
  .page-news .feed-item {
    grid-template-columns: 150px minmax(0, 1fr) 104px;
    gap: 26px;
    align-items: start;
    padding: 24px 0 24px 18px;
  }
}

.page-news .feed-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 3px;
  background: var(--news-line-strong);
  transform: scaleY(0.28);
  transform-origin: top center;
  transition: transform var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-news .feed-item:hover::before,
.page-news .feed-item:focus-within::before {
  transform: scaleY(1);
  background: var(--signal);
}

.page-news .feed-item__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  line-height: 1.7;
  color: var(--pitch);
}

.page-news .feed-item__title {
  margin: 0;
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.5;
  font-weight: 800;
  color: var(--text);
}

.page-news .feed-item__title > span {
  background-image: linear-gradient(var(--volt), var(--volt));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0 2px;
  transition: background-size var(--dur) var(--ease);
}

.page-news .feed-item:hover .feed-item__title > span,
.page-news .feed-item:focus-within .feed-item__title > span {
  background-size: 100% 2px;
}

.page-news .feed-item__text {
  margin: 10px 0 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .feed-item__link {
  margin: 12px 0 0;
}

.page-news .feed-item__link a {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--pitch);
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--news-line-strong);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .feed-item__link a:hover,
.page-news .feed-item__link a:focus-visible {
  color: var(--volt);
  border-color: var(--volt);
}

.page-news .feed-item__when {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

@media (min-width: 820px) {
  .page-news .feed-item__when {
    padding-top: 3px;
    text-align: right;
  }
}

/* ---------- 专题系列（纸色区） ---------- */
.page-news .series-section {
  padding-block: var(--section-y);
  background: var(--paper);
  color: var(--on-paper);
}

.page-news .series-head {
  max-width: 640px;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-news .series-section .eyebrow {
  color: var(--on-paper-muted);
}

.page-news .series-title {
  margin: 10px 0 0;
  font-size: clamp(24px, 3.4vw, 36px);
  line-height: 1.22;
  font-weight: 900;
  color: var(--on-paper);
}

.page-news .series-head__text {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--on-paper-muted);
}

.page-news .series-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 560px) {
  .page-news .series-grid {
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  }
}

.page-news .series-card {
  display: block;
  padding: 20px 16px 22px;
  border: 1px solid var(--news-on-paper-line);
  background: transparent;
  color: var(--on-paper);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

.page-news .series-card:hover,
.page-news .series-card:focus-visible {
  border-color: var(--signal);
  background: rgba(255, 106, 31, 0.09);
  transform: translateY(-2px);
}

.page-news .series-card__idx {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--signal);
}

.page-news .series-card__name {
  display: block;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.4;
}

.page-news .series-card__desc {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--on-paper-muted);
}

/* ---------- 跟进与合作 ---------- */
.page-news .outro {
  padding-block: var(--section-y);
  background: linear-gradient(180deg, var(--ink) 0%, var(--night) 100%);
  border-top: 1px solid var(--news-line);
}

.page-news .outro__grid {
  display: grid;
  gap: 26px;
}

@media (min-width: 900px) {
  .page-news .outro__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: center;
  }
}

.page-news .outro__title {
  margin: 10px 0 0;
  font-size: clamp(24px, 3.4vw, 36px);
  line-height: 1.2;
  font-weight: 900;
}

.page-news .outro__text {
  margin: 16px 0 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .outro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 900px) {
  .page-news .outro__actions {
    justify-content: flex-end;
  }
}

.page-news .outro__actions .btn {
  min-width: 186px;
  justify-content: center;
  text-align: center;
}

.page-news .outro__actions .btn--ghost {
  border-color: var(--news-line-strong);
  color: var(--text);
}

.page-news .outro__actions .btn--ghost:hover,
.page-news .outro__actions .btn--ghost:focus-visible {
  border-color: var(--volt);
  color: var(--volt);
}

.page-news .outro__actions .btn--signal:hover,
.page-news .outro__actions .btn--signal:focus-visible {
  background: var(--volt);
  border-color: var(--volt);
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-news * {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
  }

  .page-news .series-card:hover,
  .page-news .series-card:focus-visible {
    transform: none;
  }

  .page-news .feed-item::before {
    transform: none;
  }
}
<<<END>>>