.page-news {
  --news-rail: 20rem;
  --news-faint: rgba(243, 237, 227, 0.76);
  --news-hair: 1px solid var(--rock);
  background: var(--arena-base);
  color: var(--chalk);
  font-family: var(--font-sans);
}

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

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

.page-news .breadcrumb {
  padding-block: 1rem 0.25rem;
}

.page-news .breadcrumb a {
  color: var(--cyan);
  text-decoration: none;
}

.page-news .breadcrumb a:hover {
  color: var(--chalk);
  text-decoration: underline;
}

/* ---------- 头条区 ---------- */
.page-news .news-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-block: 3px solid var(--rock);
  background:
    linear-gradient(115deg, rgba(255, 77, 28, 0.12), transparent 45%),
    radial-gradient(120% 90% at 78% 0%, rgba(34, 211, 238, 0.14), transparent 62%),
    var(--arena-base);
}

.page-news .news-hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-news .news-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(243, 237, 227, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(243, 237, 227, 0.055) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 88%);
  mask-image: linear-gradient(to bottom, #000, transparent 88%);
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 1;
  padding-block: 2.5rem 2.25rem;
}

.page-news .news-hero .eyebrow {
  color: var(--cyan);
  margin: 0;
}

.page-news .news-hero h1 {
  margin: 0.65rem 0 0;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.85rem, 5.4vw, 3.1rem);
  line-height: 1.14;
  letter-spacing: 0.01em;
  color: var(--chalk);
  text-shadow: 4px 4px 0 rgba(0, 0, 0, 0.5);
}

.page-news .news-hero__lead {
  margin: 1rem 0 0;
  max-width: 58ch;
  font-size: 0.98rem;
  line-height: 1.75;
  color: var(--news-faint);
}

.page-news .news-hero__points {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-news .news-hero__points li {
  position: relative;
  padding-left: 1.05rem;
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--chalk);
}

.page-news .news-hero__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 7px;
  height: 7px;
  background: var(--lime);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

/* ---------- 分类条 ---------- */
.page-news .news-cats {
  padding: 1.1rem 0;
  border-bottom: 3px solid var(--rock);
}

.page-news .news-cats__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .news-cats__item {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.4rem 0.75rem;
  background: var(--panel);
  border: 2px solid var(--rock);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
}

.page-news .news-cats__item::before {
  content: "";
  width: 8px;
  height: 8px;
  flex: none;
  background: var(--moss);
}

.page-news .news-cats__item--clay::before {
  background: var(--terracotta);
}

.page-news .news-cats__item--alloy::before {
  background: var(--alloy);
}

.page-news .news-cats__item--cyan::before {
  background: var(--cyan);
}

.page-news .news-cats__count {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--cyan);
}

/* ---------- 主体骨架 ---------- */
.page-news .news-layout {
  display: grid;
  gap: 2rem;
  padding-block: 1.75rem 2.5rem;
}

.page-news .news-rail {
  display: grid;
  gap: 1.25rem;
  align-content: start;
}

@media (min-width: 980px) {
  .page-news .news-layout {
    grid-template-columns: minmax(0, 1fr) var(--news-rail);
    gap: 2.5rem;
    align-items: start;
  }
}

.page-news .news-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.4rem;
  padding-bottom: 0.65rem;
  border-bottom: 3px solid var(--rock);
  margin-bottom: 0.9rem;
}

.page-news .news-section__title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--chalk);
}

.page-news .news-section__note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--alloy);
}

/* ---------- 动态列表 ---------- */
.page-news .news-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .news-item {
  display: grid;
  gap: 0.42rem;
  padding: 1rem 0;
  border-bottom: var(--news-hair);
}

.page-news .news-item__meta {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
}

.page-news .news-item__id {
  color: var(--cyan);
}

.page-news .news-item__clock {
  color: var(--alloy);
}

.page-news .news-item__cat {
  margin-left: auto;
  padding: 0.1rem 0.45rem;
  border: 1px solid var(--rock);
  font-size: 0.66rem;
  color: var(--chalk);
  background: rgba(92, 122, 94, 0.24);
}

.page-news .news-item__cat--clay {
  background: rgba(140, 90, 60, 0.3);
}

.page-news .news-item__cat--alloy {
  background: rgba(138, 147, 158, 0.18);
}

.page-news .news-item__title {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--chalk);
}

.page-news .news-item__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--news-faint);
}

.page-news .news-item__text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, 0.45);
}

.page-news .news-item__text a:hover {
  color: var(--chalk);
  border-bottom-color: var(--chalk);
}

/* ---------- 归档折叠 ---------- */
.page-news .news-archive {
  margin-top: 1.25rem;
  border: 2px solid var(--rock);
  background: var(--panel);
}

.page-news .news-archive summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  padding: 0.8rem 0.9rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--chalk);
}

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

.page-news .news-archive summary::after {
  content: "展开";
  font-size: 0.66rem;
  color: var(--cyan);
}

.page-news .news-archive[open] summary::after {
  content: "收起";
}

.page-news .news-archive__body {
  padding: 0 0.9rem 0.9rem;
}

.page-news .news-archive__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rock);
}

.page-news .news-archive__list li {
  display: grid;
  gap: 0.2rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid rgba(42, 45, 51, 0.75);
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--news-faint);
}

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

.page-news .news-archive__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--chalk);
}

@media (min-width: 620px) {
  .page-news .news-archive__list li {
    grid-template-columns: 6.5rem minmax(0, 1fr);
    gap: 1rem;
    align-items: baseline;
  }
}

/* ---------- 侧栏跳转 ---------- */
.page-news .news-jump {
  border: 2px solid var(--rock);
  background: var(--panel);
  padding: 0.85rem 0.9rem;
}

.page-news .news-jump__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--alloy);
}

.page-news .news-jump__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.1rem;
}

.page-news .news-jump__link {
  display: flex;
  justify-content: space-between;
  gap: 0.6rem;
  padding: 0.35rem 0.1rem;
  font-size: 0.85rem;
  color: var(--chalk);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-news .news-jump__link span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--alloy);
}

.page-news .news-jump__link:hover {
  color: var(--cyan);
}

.page-news .news-jump__link[aria-current="true"] {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.page-news .news-jump__link[aria-current="true"] span {
  color: var(--orange);
}

/* ---------- 专题卡 ---------- */
.page-news .news-topics {
  display: grid;
  gap: 1.1rem;
}

.page-news .news-topics .news-section__head {
  margin-bottom: 0;
}

.page-news .news-topic {
  border: 3px solid var(--rock);
  background: var(--panel);
  box-shadow: var(--shadow-hard);
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.page-news .news-topic img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 5;
  object-fit: cover;
  border-bottom: 3px solid var(--rock);
}

.page-news .news-topic__body {
  padding: 0.85rem 0.9rem 1rem;
}

.page-news .news-topic__kicker {
  display: block;
  margin-bottom: 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  color: var(--alloy);
}

.page-news .news-topic__title {
  margin: 0;
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--chalk);
}

.page-news .news-topic__desc {
  margin: 0.4rem 0 0;
  font-size: 0.84rem;
  line-height: 1.65;
  color: var(--news-faint);
}

.page-news .news-topic__more {
  margin-top: 0.7rem;
  padding-top: 0.55rem;
  border-top: 1px solid var(--rock);
}

.page-news .news-topic__more summary {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--cyan);
}

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

.page-news .news-topic__more summary::after {
  content: "+";
  color: var(--alloy);
}

.page-news .news-topic__more[open] summary::after {
  content: "–";
}

.page-news .news-topic__more ul {
  margin: 0.6rem 0 0;
  padding-left: 1.05rem;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--news-faint);
}

@media (hover: hover) {
  .page-news .news-topic:hover {
    transform: translate(-2px, -2px);
    border-color: var(--alloy);
  }
}

/* ---------- 更新节奏 ---------- */
.page-news .news-cadence {
  border-top: 3px solid var(--rock);
  padding-block: 2rem 2.5rem;
}

.page-news .news-cadence__head {
  max-width: 54rem;
  margin-bottom: 1.4rem;
}

.page-news .news-cadence__head .news-section__title {
  padding-bottom: 0.4rem;
}

.page-news .news-cadence__lead {
  margin: 0.6rem 0 0;
  font-size: 0.94rem;
  line-height: 1.72;
  color: var(--news-faint);
}

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

@media (min-width: 900px) {
  .page-news .news-cadence__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 2rem;
    align-items: start;
  }
}

.page-news .news-cadence__media {
  margin: 0;
  border: 2px solid var(--rock);
  background: var(--panel);
  box-shadow: var(--shadow-hard);
}

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

.page-news .news-cadence__media figcaption {
  padding: 0.55rem 0.75rem;
  border-top: 1px solid var(--rock);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  color: var(--alloy);
}

.page-news .news-cadence__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rock);
}

.page-news .news-cadence__list li {
  display: grid;
  gap: 0.25rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--rock);
}

@media (min-width: 620px) {
  .page-news .news-cadence__list li {
    grid-template-columns: 6rem minmax(0, 1fr);
    gap: 1rem;
    align-items: baseline;
  }
}

.page-news .news-cadence__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-news .news-cadence__text {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--news-faint);
}

/* ---------- 底部行动区 ---------- */
.page-news .news-cta {
  display: grid;
  gap: 1rem;
  margin-block: 0 3rem;
  padding: 1.5rem 1.1rem;
  border: 3px solid var(--rock);
  background:
    linear-gradient(115deg, rgba(255, 77, 28, 0.16), rgba(34, 211, 238, 0.1) 58%, transparent 84%),
    var(--panel);
  box-shadow: var(--shadow-hard);
}

@media (min-width: 820px) {
  .page-news .news-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 1.6rem 1.5rem;
  }
}

.page-news .news-cta__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.35rem;
  letter-spacing: 0.02em;
  color: var(--chalk);
}

.page-news .news-cta__text {
  margin: 0.35rem 0 0;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--news-faint);
}

.page-news .news-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-topic {
    transition: none;
  }

  .page-news .news-topic:hover {
    transform: none;
  }
}
<<<END>>>