.page-news {
  --news-rail: 14.5rem;
  --tag-device: #5FC8D8;
  --tag-check: #D8794A;
  background: var(--void);
  color: var(--mist);
  font-family: var(--font-body);
}

.page-news .mono {
  font-family: var(--font-mono);
}

.page-news .news-kicker {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--cyan);
  text-transform: uppercase;
}

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

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

.page-news .media__caption {
  font-size: 0.72rem;
  line-height: 1.6;
  color: var(--cool);
  letter-spacing: 0.02em;
}

/* 首屏框景 */
.page-news .news-hero {
  padding-top: clamp(1.4rem, 4vw, 2.8rem);
}

.page-news .news-hero__frame {
  position: relative;
  border: 1px solid var(--line);
  background:
    radial-gradient(120% 110% at 100% 0%, rgba(45, 226, 230, 0.09), transparent 58%),
    linear-gradient(180deg, var(--graphite-lift), var(--graphite));
  padding: clamp(1.1rem, 3.4vw, 2.6rem);
}

.page-news .news-hero__frame::before,
.page-news .news-hero__frame::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border: 1px solid var(--cyan);
  opacity: 0.6;
  pointer-events: none;
}

.page-news .news-hero__frame::before {
  top: 9px;
  left: 9px;
  border-right: 0;
  border-bottom: 0;
}

.page-news .news-hero__frame::after {
  right: 9px;
  bottom: 9px;
  border-top: 0;
  border-left: 0;
}

.page-news .news-hero__grid {
  display: grid;
  gap: clamp(1.2rem, 3.4vw, 2.4rem);
}

.page-news .news-hero__title {
  margin: 1rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 5.4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--mist);
}

.page-news .news-hero__lede {
  margin: 1rem 0 0;
  max-width: 36em;
  font-size: clamp(0.95rem, 1.7vw, 1.0625rem);
  line-height: 1.8;
  color: var(--cool);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

.page-news .news-hero__media {
  margin: 0;
  border: 1px solid var(--line);
  background: rgba(7, 11, 20, 0.6);
  padding: 0.5rem;
}

.page-news .news-hero__media .media__caption {
  padding: 0.5rem 0.2rem 0.1rem;
}

/* 更新流 */
.page-news .flow {
  list-style: none;
  margin: clamp(1.3rem, 3vw, 2rem) 0 0;
  padding: clamp(0.9rem, 2vw, 1.2rem) 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(10.5rem, 1fr);
  gap: 0.85rem;
  overflow-x: auto;
  padding-bottom: 0.4rem;
  scrollbar-width: thin;
}

.page-news .flow__item {
  position: relative;
  padding-left: 1rem;
  min-width: 0;
}

.page-news .flow__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42rem;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(45, 226, 230, 0.14);
}

.page-news .flow__item--now::before {
  background: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 138, 61, 0.16);
}

.page-news .flow__time {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--cool);
}

.page-news .flow__text {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--mist);
}

/* 概况 */
.page-news .news-stats {
  padding-top: clamp(1.6rem, 4vw, 2.6rem);
  padding-bottom: clamp(1.2rem, 3vw, 2rem);
}

.page-news .news-stats__list {
  display: grid;
  gap: 1rem 1.4rem;
  margin: 0;
  padding-top: 1.3rem;
  border-top: 1px solid var(--line);
}

.page-news .news-stats__item dt {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--cool);
}

.page-news .news-stats__item dd {
  margin: 0.35rem 0 0;
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--mist);
  letter-spacing: -0.01em;
}

.page-news .news-stats__item--wide dd {
  font-size: 1.05rem;
  color: var(--cyan);
}

/* 条目区 */
.page-news .news-log {
  padding-top: clamp(1.8rem, 4.5vw, 3rem);
  padding-bottom: clamp(2rem, 5vw, 3.4rem);
}

.page-news .news-log__head h2,
.page-news .news-focus h2,
.page-news .news-trace h2,
.page-news .news-return h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3.4vw, 2.1rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-news .news-log__intro {
  margin: 0.7rem 0 0;
  max-width: 46em;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--cool);
}

.page-news .news-log__shell {
  display: grid;
  gap: clamp(1.1rem, 3vw, 2.2rem);
  margin-top: clamp(1.3rem, 3vw, 2rem);
}

/* 分类轨道 */
.page-news .rail {
  border: 1px solid var(--line);
  background: rgba(232, 238, 245, 0.03);
  padding: 1rem;
  clip-path: var(--cut-shape-sm);
}

.page-news .rail__title {
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--cool);
}

.page-news .rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.25rem;
}

.page-news .rail__list a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.6rem;
  padding: 0.5rem 0.55rem;
  border-left: 2px solid transparent;
  text-decoration: none;
  color: var(--mist);
  transition: border-color 0.22s var(--ease), background-color 0.22s var(--ease);
}

.page-news .rail__list a:hover,
.page-news .rail__list a:focus-visible {
  border-left-color: var(--cyan);
  background: rgba(45, 226, 230, 0.08);
}

.page-news .rail__name {
  font-size: 0.9rem;
}

.page-news .rail__count {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--cool);
  white-space: nowrap;
}

.page-news .rail__note {
  margin: 0.9rem 0 0;
  padding-top: 0.8rem;
  border-top: 1px solid var(--line);
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--cool);
}

.page-news .rail__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 226, 230, 0.4);
}

/* 条目 */
.page-news .entries {
  display: grid;
  gap: 0.7rem;
  min-width: 0;
}

.page-news .entry {
  border: 1px solid var(--line);
  background: rgba(232, 238, 245, 0.025);
  padding: clamp(0.9rem, 2.4vw, 1.15rem) clamp(0.9rem, 2.4vw, 1.25rem);
  clip-path: var(--cut-shape-sm);
  transition: border-color 0.22s var(--ease), background-color 0.22s var(--ease);
}

.page-news .entry:hover {
  border-color: rgba(45, 226, 230, 0.5);
  background: rgba(45, 226, 230, 0.055);
}

.page-news .entry__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem 0.65rem;
}

.page-news .entry__no {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-news .entry__cat {
  padding: 0.1rem 0.45rem;
  border: 1px solid currentColor;
  font-size: 0.68rem;
  line-height: 1.6;
  letter-spacing: 0.06em;
}

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

.page-news .entry__cat--entry {
  color: var(--orange);
}

.page-news .entry__cat--device {
  color: var(--tag-device);
}

.page-news .entry__cat--check {
  color: var(--tag-check);
}

.page-news .entry__cat--archive {
  color: var(--cool);
}

.page-news .entry__time {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--cool);
  white-space: nowrap;
}

.page-news .entry__title {
  margin: 0.55rem 0 0.3rem;
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.4vw, 1.08rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--mist);
}

.page-news .entry__summary {
  margin: 0;
  font-size: 0.89rem;
  line-height: 1.75;
  color: var(--cool);
}

.page-news .entry__more {
  margin-top: 0.6rem;
  padding-top: 0.55rem;
  border-top: 1px dashed rgba(139, 152, 170, 0.28);
}

.page-news .entry__more summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

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

.page-news .entry__more summary::before {
  content: "+ ";
}

.page-news .entry__more[open] summary::before {
  content: "− ";
}

.page-news .entry__more p {
  margin: 0.55rem 0 0;
  font-size: 0.85rem;
  line-height: 1.78;
  color: var(--cool);
}

/* 专题图组 */
.page-news .news-focus {
  padding-top: clamp(1.8rem, 4.5vw, 3rem);
  padding-bottom: clamp(1.4rem, 3.5vw, 2.4rem);
}

.page-news .news-focus__grid {
  display: grid;
  gap: clamp(1.2rem, 3vw, 2rem);
  margin-top: clamp(1.2rem, 3vw, 1.8rem);
}

.page-news .focus-card {
  display: grid;
  gap: 0.85rem;
  align-content: start;
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.page-news .focus-card .media {
  margin: 0;
  border: 1px solid var(--line);
}

.page-news .focus-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--mist);
}

.page-news .focus-card p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.78;
  color: var(--cool);
}

.page-news .focus-card__link {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 226, 230, 0.45);
  padding-bottom: 0.15rem;
}

.page-news .focus-card__link:hover {
  color: var(--mist);
  border-bottom-color: var(--mist);
}

/* 修订追踪 */
.page-news .news-trace {
  padding-top: clamp(2rem, 5vw, 3.4rem);
  padding-bottom: clamp(2rem, 5vw, 3.4rem);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .news-trace__grid {
  display: grid;
  gap: clamp(1.3rem, 3.4vw, 2.4rem);
  align-items: start;
}

.page-news .news-trace__text {
  margin: 0.9rem 0 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--cool);
  max-width: 42em;
}

.page-news .diff {
  display: grid;
  gap: 1rem;
  margin-top: 1.3rem;
}

.page-news .diff__col {
  border-left: 2px solid var(--line);
  padding: 0.2rem 0 0.2rem 0.9rem;
}

.page-news .diff__col--before {
  border-left-color: var(--orange);
}

.page-news .diff__col--after {
  border-left-color: var(--cyan);
}

.page-news .diff__col h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--cool);
}

.page-news .diff__col--after h3 {
  color: var(--cyan);
}

.page-news .diff__col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.page-news .diff__col li {
  position: relative;
  padding-left: 0.9rem;
  font-size: 0.86rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-news .diff__col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62rem;
  width: 8px;
  height: 1px;
  background: var(--cool);
}

.page-news .diff__col--after li::before {
  background: var(--cyan);
}

.page-news .news-trace__media {
  margin: 0;
  border: 1px solid var(--line);
  padding: 0.5rem;
  background: rgba(7, 11, 20, 0.55);
}

.page-news .news-trace__media .media__caption {
  padding: 0.5rem 0.2rem 0.1rem;
}

/* 回访 */
.page-news .news-return {
  padding-top: clamp(2rem, 5vw, 3.2rem);
  padding-bottom: clamp(2.4rem, 6vw, 4rem);
}

.page-news .revisit {
  display: grid;
  gap: 0.8rem;
  margin-top: clamp(1.2rem, 3vw, 1.8rem);
}

.page-news .revisit__card {
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--graphite-lift), var(--graphite));
  padding: 1.1rem;
  clip-path: var(--cut-shape-sm);
  display: grid;
  gap: 0.55rem;
  align-content: start;
}

.page-news .revisit__index {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-news .revisit__card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--mist);
}

.page-news .revisit__card p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.78;
  color: var(--cool);
}

.page-news .revisit__copy {
  justify-self: start;
  margin-top: 0.2rem;
}

.page-news .revisit__link {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 226, 230, 0.45);
  padding-bottom: 0.15rem;
}

.page-news .revisit__link:hover {
  color: var(--mist);
  border-bottom-color: var(--mist);
}

.page-news .news-return__foot {
  margin: 1.4rem 0 0;
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--cool);
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.page-news .news-return__foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 226, 230, 0.4);
}

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

  .page-news .diff {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.4rem;
  }

  .page-news .revisit {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
  }

  .page-news .flow {
    grid-auto-flow: row;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    overflow-x: visible;
  }

  .page-news .news-stats__list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-news .news-focus__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-trace__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }

  .page-news .revisit {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-news .news-log__shell {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .rail {
    position: sticky;
    top: calc(var(--header-h) + 1.25rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .entry,
  .page-news .rail__list a {
    transition: none;
  }
}
<<<END>>>