.page-news {
  --news-hair: rgba(47, 74, 110, 0.2);
  --news-on-dark: rgba(247, 243, 234, 0.72);
  --news-off: #A2543A;
  background: var(--paper-100);
  color: var(--ink-900);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  background: var(--paper-100);
  border-bottom: 1px solid var(--news-hair);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  right: -8%;
  top: -34%;
  width: 50%;
  height: 168%;
  background: var(--paper-200);
  transform: rotate(9deg);
  z-index: 0;
  pointer-events: none;
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(28px, 5vw, 52px);
  padding-block: clamp(38px, 7vw, 84px) clamp(34px, 6vw, 70px);
}

.page-news .news-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 20px 0 0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.09em;
  color: var(--ink-500);
}

.page-news .news-hero__eyebrow .num {
  color: var(--gold-500);
  font-weight: 700;
}

.page-news .news-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(2.5rem, 7.4vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--ink-900);
}

.page-news .news-hero__lead {
  max-width: 40em;
  margin: 18px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(1rem, 1.5vw, 1.08rem);
  line-height: 1.85;
  color: var(--ink-500);
}

.page-news .news-hero__panel {
  position: relative;
  padding: 26px 26px 22px;
  background: var(--ink-900);
  color: var(--paper-100);
  border-radius: 2px 2px 2px 66px;
  box-shadow: var(--shadow);
}

.page-news .news-hero__big {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(3.4rem, 9vw, 5rem);
  font-weight: 700;
  line-height: 0.92;
  color: var(--gold-500);
  letter-spacing: -0.02em;
}

.page-news .news-hero__bigcap {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--gold-300);
}

.page-news .news-hero__facts {
  margin: 18px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid rgba(227, 196, 138, 0.26);
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--news-on-dark);
}

.page-news .news-hero__facts .num {
  color: var(--paper-100);
  font-weight: 700;
}

@media (min-width: 900px) {
  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: end;
  }
  .page-news .news-hero__panel {
    align-self: end;
  }
}

/* ---------- 固定变更说明条 ---------- */
.page-news .news-bulletin {
  position: sticky;
  top: var(--header-offset);
  z-index: 30;
  overflow: hidden;
  background: var(--ink-900);
  color: var(--paper-100);
  border-bottom: 3px solid var(--signal);
}

.page-news .news-bulletin__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.13;
  pointer-events: none;
  z-index: 0;
}

.page-news .news-bulletin__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 12px;
  padding-block: 18px;
}

.page-news .news-bulletin__flag {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--gold-300);
}

.page-news .news-bulletin__flag .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--signal);
  color: var(--white);
  font-size: 0.86rem;
  font-weight: 700;
}

.page-news .news-bulletin__title {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--paper-100);
}

.page-news .news-bulletin__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 4px;
  font-size: 0.85rem;
  line-height: 1.62;
  color: var(--news-on-dark);
}

.page-news .news-bulletin__k {
  display: inline-block;
  min-width: 5.4em;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--gold-300);
}

.page-news .news-bulletin__cta {
  justify-self: start;
}

@media (min-width: 900px) {
  .page-news .news-bulletin__inner {
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
    padding-block: 16px;
  }
  .page-news .news-bulletin__flag {
    writing-mode: vertical-rl;
    flex-direction: column;
    gap: 8px;
  }
}

/* ---------- 主体两栏 ---------- */
.page-news .news-body {
  display: grid;
  gap: clamp(28px, 4vw, 46px);
  padding-block: clamp(34px, 6vw, 62px);
}

@media (min-width: 1020px) {
  .page-news .news-body {
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: start;
  }
}

.page-news .news-listhead {
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--ink-900);
}

.page-news .news-listhead__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 2.6vw, 1.7rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-news .news-listhead__note {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--slate);
}

/* ---------- 条目列表 ---------- */
.page-news .news-log {
  position: relative;
}

.page-news .log-item {
  position: relative;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 0 16px;
  padding-block: 20px;
  border-bottom: 1px solid var(--news-hair);
}

.page-news .log-item__rail {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding-top: 3px;
  border-right: 1px solid var(--news-hair);
  transition: border-right-color 160ms ease;
}

.page-news .log-item__ver {
  display: inline-block;
  padding: 2px 6px;
  border-radius: 3px;
  background: var(--paper-200);
  color: var(--ink-500);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1.4;
  transition: background-color 160ms ease, color 160ms ease;
}

.page-news .log-item__dot {
  flex: none;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--slate);
}

.page-news .log-item__dot--entry { background: var(--gold-500); }
.page-news .log-item__dot--name { background: var(--ink-500); }
.page-news .log-item__dot--path { background: var(--slate); }
.page-news .log-item__dot--code { background: var(--signal); }
.page-news .log-item__dot--add { background: var(--verify); }
.page-news .log-item__dot--off { background: var(--news-off); }

.page-news .log-item:hover .log-item__rail {
  border-right-color: var(--gold-500);
}

.page-news .log-item:hover .log-item__ver {
  background: var(--gold-500);
  color: var(--white);
}

.page-news .log-item--latest::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 3px;
  height: 24px;
  border-radius: 2px;
  background: var(--signal);
}

.page-news .log-item__when {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-news .log-item__title {
  margin: 8px 0 0;
  font-family: var(--font-heading);
  font-size: 1.06rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink-900);
}

.page-news .log-item__desc {
  max-width: 46em;
  margin: 8px 0 0;
  font-size: 0.93rem;
  line-height: 1.85;
  color: var(--ink-500);
}

.page-news .log-item__more {
  display: grid;
  grid-template-rows: 1fr;
  margin: 0;
}

.page-news .log-item__more > span {
  display: block;
  overflow: hidden;
  min-height: 0;
  padding: 8px 0 2px 14px;
  border-left: 2px solid var(--gold-300);
  font-size: 0.87rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-news .log-item__tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 12px 0 0;
}

.page-news .log-item__code {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  color: var(--slate);
}

.page-news .news-log__end {
  margin: 26px 0 0;
  padding-top: 18px;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--slate);
  border-top: 1px dashed rgba(200, 150, 62, 0.5);
}

@media (min-width: 760px) {
  .page-news .log-item {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 0 24px;
    padding-block: 24px;
  }
  .page-news .log-item__title {
    font-size: 1.14rem;
  }
}

@media (hover: hover) and (min-width: 760px) {
  .page-news .log-item__more {
    grid-template-rows: 0fr;
    opacity: 0;
    transition: grid-template-rows 220ms ease, opacity 220ms ease;
  }
  .page-news .log-item:hover .log-item__more,
  .page-news .log-item:focus-within .log-item__more {
    grid-template-rows: 1fr;
    opacity: 1;
  }
}

/* ---------- 右侧栏 ---------- */
.page-news .news-side {
  display: grid;
  gap: 22px;
}

@media (min-width: 1020px) {
  .page-news .news-side {
    position: sticky;
    top: calc(var(--header-offset) + 152px);
    align-self: start;
  }
}

.page-news .anch-card {
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--news-hair);
  border-left: 3px solid var(--gold-500);
  border-radius: 4px;
  box-shadow: var(--shadow);
  transition: border-left-color 160ms ease;
}

.page-news .anch-card:hover {
  border-left-color: var(--signal);
}

.page-news .anch-card__head {
  display: flex;
  align-items: center;
  gap: 14px;
}

.page-news .anch-card__ver {
  font-family: var(--font-mono);
  font-size: 2.1rem;
  font-weight: 700;
  line-height: 1;
  color: var(--gold-500);
}

.page-news .anch-card__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink-900);
}

.page-news .anch-card__sub {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--slate);
}

.page-news .anch-card__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  margin-top: 16px;
  border-radius: 3px;
}

.page-news .anch-card__body {
  margin: 14px 0 0;
  font-size: 0.85rem;
  line-height: 1.78;
  color: var(--ink-500);
}

.page-news .anch-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.page-news .tagpanel {
  padding: 18px;
  background: var(--paper-200);
  border: 1px dashed rgba(47, 74, 110, 0.3);
  border-radius: 4px;
}

.page-news .tagpanel__title {
  margin: 0 0 14px;
  font-family: var(--font-heading);
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--ink-900);
}

.page-news .tagpanel .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .tagpanel__note {
  margin: 14px 0 0;
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--slate);
}

.page-news .subcard {
  padding: 20px;
  background: var(--ink-700);
  color: var(--paper-100);
  border-radius: 4px 4px 4px 32px;
}

.page-news .subcard__title {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--paper-100);
}

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

.page-news .subcard__links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 14px;
}

.page-news .subcard__links a {
  font-size: 0.85rem;
  color: var(--gold-300);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(227, 196, 138, 0.5);
  transition: color 160ms ease, text-decoration-color 160ms ease;
}

.page-news .subcard__links a:hover {
  color: var(--gold-500);
  text-decoration-color: var(--gold-500);
}

/* ---------- 更新节奏与归档 ---------- */
.page-news .news-cadence {
  position: relative;
  overflow: hidden;
  margin-top: clamp(30px, 6vw, 66px);
  background: var(--ink-900);
  color: var(--paper-100);
}

.page-news .news-cadence__bg {
  position: absolute;
  right: -10%;
  top: 50%;
  width: min(1180px, 96%);
  height: auto;
  transform: translateY(-50%);
  opacity: 0.1;
  pointer-events: none;
}

.page-news .news-cadence__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(28px, 5vw, 52px);
  padding-block: clamp(44px, 8vw, 86px);
}

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

.page-news .news-cadence .section__eyebrow {
  color: var(--gold-300);
}

.page-news .news-cadence .section__title {
  color: var(--paper-100);
}

.page-news .news-cadence .section__lead {
  color: var(--news-on-dark);
}

.page-news .cadence-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 28px 0 0;
  padding: 22px 0 0;
  border-top: 1px solid rgba(227, 196, 138, 0.28);
}

.page-news .cadence-stats__item {
  display: grid;
  gap: 6px;
}

.page-news .cadence-stats dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--gold-300);
}

.page-news .cadence-stats dd {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.16rem;
  font-weight: 700;
  color: var(--paper-100);
}

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

.page-news .news-archive {
  padding: clamp(20px, 3vw, 28px);
  background: rgba(247, 243, 234, 0.05);
  border: 1px solid rgba(227, 196, 138, 0.24);
  border-radius: 4px;
}

.page-news .news-archive__title {
  margin: 0 0 16px;
  font-family: var(--font-heading);
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--paper-100);
}

.page-news .news-archive__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-news .news-archive__steps li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.89rem;
  line-height: 1.75;
  color: var(--news-on-dark);
}

.page-news .news-archive__sn {
  flex: 0 0 26px;
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(200, 150, 62, 0.45);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--gold-500);
}

.page-news .news-archive__note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px dashed rgba(227, 196, 138, 0.3);
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--news-on-dark);
}

.page-news .news-archive__figure {
  margin: 22px 0 0;
}

.page-news .news-archive__figure .media-frame__cap {
  color: var(--news-on-dark);
}

/* ---------- 收尾入口 ---------- */
.page-news .news-next {
  background: var(--paper-200);
  border-top: 1px solid var(--news-hair);
}

.page-news .news-next__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-block: clamp(24px, 4vw, 36px);
}

.page-news .news-next__text {
  margin: 0;
  max-width: 34em;
  font-family: var(--font-serif);
  font-size: 1.02rem;
  line-height: 1.7;
  color: var(--ink-700);
}

@media (prefers-reduced-motion: reduce) {
  .page-news .log-item__more,
  .page-news .log-item__ver,
  .page-news .log-item__rail,
  .page-news .anch-card,
  .page-news .subcard__links a {
    transition: none;
  }
}
<<<END>>>