.page-news {
  --news-grid: rgba(11, 34, 57, 0.045);
  --news-pad: clamp(18px, 2.6vw, 32px);
  --news-gap: clamp(22px, 3.4vw, 44px);
  position: relative;
  background: var(--az-paper);
  color: var(--az-ink);
  font-family: var(--az-sans);
  padding-bottom: clamp(56px, 9vw, 110px);
  overflow-x: clip;
}

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

/* ---------- 面包屑与首屏 ---------- */

.page-news .az-crumbs {
  padding-top: clamp(14px, 2vw, 24px);
  font-family: var(--az-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-news .news-hero {
  position: relative;
  padding-block: clamp(20px, 3.4vw, 40px) clamp(10px, 1.6vw, 18px);
  background-image:
    linear-gradient(var(--news-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--news-grid) 1px, transparent 1px);
  background-size: 88px 88px;
  background-position: center top;
  border-bottom: 1px solid var(--az-line);
}

.page-news .news-h1 {
  margin: 10px 0 clamp(18px, 2.6vw, 30px);
  font-size: clamp(38px, 6.6vw, 84px);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--az-deep);
  max-width: 16em;
}

.page-news .news-hero__lead {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.6vw, 32px);
  padding-bottom: clamp(20px, 3vw, 34px);
}

.page-news .news-lede {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(16px, 1.7vw, 18px);
  line-height: 1.75;
  color: var(--az-ink);
}

.page-news .news-jump__label {
  margin: 0 0 10px;
  font-family: var(--az-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--az-slate);
  text-transform: uppercase;
}

.page-news .news-jump__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-jump__list a {
  display: inline-block;
  padding: 6px 13px;
  border: 1px solid var(--az-line);
  border-radius: 999px;
  background: var(--az-white);
  color: var(--az-deep);
  font-family: var(--az-mono);
  font-size: 13px;
  text-decoration: none;
  transition: background-color 120ms var(--az-ease), border-color 120ms var(--az-ease);
}

.page-news .news-jump__list a:hover,
.page-news .news-jump__list a:focus-visible {
  background: var(--az-mist);
  border-color: var(--az-cyan);
}

.page-news .news-hero__figure {
  margin: 0 0 clamp(8px, 1.6vw, 16px);
}

.page-news .news-hero__figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--az-line);
  border-radius: var(--az-radius);
  background: var(--az-fog);
}

.page-news .news-caption {
  margin-top: 10px;
  font-family: var(--az-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--az-slate);
}

/* ---------- 主栅格 ---------- */

.page-news .news-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  padding-top: clamp(28px, 4.2vw, 52px);
}

.page-news .news-main {
  min-width: 0;
}

.page-news .news-h2 {
  margin: 0 0 10px;
  font-size: clamp(24px, 3.4vw, 38px);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--az-deep);
}

.page-news .news-h3 {
  margin: 0 0 8px;
  font-size: clamp(16px, 1.6vw, 19px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--az-deep);
}

.page-news .news-sub {
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  max-width: 52ch;
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.7;
  color: var(--az-slate);
}

.page-news .news-text {
  margin: 0 0 16px;
  max-width: 54ch;
  font-size: clamp(15px, 1.55vw, 17px);
  line-height: 1.78;
  color: var(--az-ink);
}

/* ---------- 日志列表与筛选 ---------- */

.page-news .news-logs__body {
  position: relative;
}

.page-news .nf-input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  opacity: 0;
  pointer-events: none;
}

.page-news .news-filters {
  display: flex;
  gap: 8px;
  margin-bottom: clamp(6px, 1.4vw, 12px);
  padding-bottom: 10px;
  overflow-x: auto;
  scrollbar-width: none;
  border-bottom: 1px solid var(--az-line);
}

.page-news .news-filters::-webkit-scrollbar {
  display: none;
}

.page-news .nf-label {
  flex: 0 0 auto;
  padding: 7px 14px;
  border: 1px solid var(--az-line);
  border-radius: 999px;
  background: transparent;
  color: var(--az-slate);
  font-family: var(--az-mono);
  font-size: 13px;
  line-height: 1.2;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 120ms var(--az-ease), color 120ms var(--az-ease),
    border-color 120ms var(--az-ease);
}

.page-news .nf-label:hover {
  background: rgba(167, 243, 234, 0.4);
  color: var(--az-deep);
}

.page-news #nf-all:checked ~ .news-filters label[for="nf-all"],
.page-news #nf-release:checked ~ .news-filters label[for="nf-release"],
.page-news #nf-adapt:checked ~ .news-filters label[for="nf-adapt"],
.page-news #nf-register:checked ~ .news-filters label[for="nf-register"],
.page-news #nf-ios:checked ~ .news-filters label[for="nf-ios"],
.page-news #nf-export:checked ~ .news-filters label[for="nf-export"] {
  background: var(--az-mist);
  border-color: var(--az-cyan);
  color: var(--az-deep);
  box-shadow: inset 0 -2px 0 var(--az-cyan);
}

.page-news #nf-all:focus-visible ~ .news-filters label[for="nf-all"],
.page-news #nf-release:focus-visible ~ .news-filters label[for="nf-release"],
.page-news #nf-adapt:focus-visible ~ .news-filters label[for="nf-adapt"],
.page-news #nf-register:focus-visible ~ .news-filters label[for="nf-register"],
.page-news #nf-ios:focus-visible ~ .news-filters label[for="nf-ios"],
.page-news #nf-export:focus-visible ~ .news-filters label[for="nf-export"] {
  outline: 2px solid var(--az-cyan);
  outline-offset: 2px;
}

.page-news #nf-release:checked ~ .log-list .log-item:not([data-cat="release"]),
.page-news #nf-adapt:checked ~ .log-list .log-item:not([data-cat="adapt"]),
.page-news #nf-register:checked ~ .log-list .log-item:not([data-cat="register"]),
.page-news #nf-ios:checked ~ .log-list .log-item:not([data-cat="ios"]),
.page-news #nf-export:checked ~ .log-list .log-item:not([data-cat="export"]) {
  display: none;
}

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

.page-news .log-item + .log-item {
  border-top: 1px solid var(--az-line);
}

.page-news .log-entry__sum {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 1.6rem;
  grid-template-areas:
    "no chev"
    "body body";
  gap: 6px 12px;
  padding: 16px 0;
  list-style: none;
  cursor: pointer;
  transition: background-color 120ms var(--az-ease);
}

.page-news .log-entry__sum::-webkit-details-marker {
  display: none;
}

.page-news .log-entry__sum:hover {
  background: rgba(167, 243, 234, 0.22);
}

.page-news .log-entry__sum:focus-visible {
  outline: 2px solid var(--az-cyan);
  outline-offset: 2px;
}

.page-news .log-entry__no {
  grid-area: no;
  font-family: var(--az-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--az-gold);
  white-space: nowrap;
}

.page-news .log-entry__body {
  grid-area: body;
  display: block;
  min-width: 0;
}

.page-news .log-entry__title {
  display: block;
  font-size: clamp(15px, 1.6vw, 17px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--az-deep);
}

.page-news .log-entry__meta {
  display: block;
  margin-top: 4px;
  font-family: var(--az-mono);
  font-size: 12px;
  color: var(--az-slate);
}

.page-news .log-entry__chev {
  grid-area: chev;
  justify-self: end;
  align-self: start;
  width: 1.4rem;
  height: 1.4rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--az-line);
  border-radius: var(--az-radius);
  color: var(--az-slate);
  font-family: var(--az-mono);
  font-size: 14px;
  line-height: 1;
}

.page-news .log-entry__chev::before {
  content: "+";
}

.page-news .log-entry[open] .log-entry__chev::before {
  content: "\2212";
}

.page-news .log-entry[open] .log-entry__chev {
  border-color: var(--az-cyan);
  color: var(--az-deep);
  background: var(--az-mist);
}

.page-news .log-entry__detail {
  padding: 0 0 20px;
  border-left: 2px solid var(--az-mist);
  padding-left: 14px;
  margin-left: 1px;
}

.page-news .log-entry__detail p {
  margin: 0 0 12px;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--az-slate);
}

.page-news .log-entry__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.page-news .log-entry__links a {
  font-family: var(--az-mono);
  font-size: 13px;
  color: var(--az-trench);
  text-decoration: none;
  border-bottom: 1px solid var(--az-cyan);
  padding-bottom: 2px;
}

.page-news .log-entry__links a:hover,
.page-news .log-entry__links a:focus-visible {
  color: var(--az-deep);
  border-bottom-color: var(--az-coral);
}

.page-news .news-logs__note {
  margin: 18px 0 0;
  font-family: var(--az-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--az-slate);
}

/* ---------- 宽松叙事区块 ---------- */

.page-news .news-feature,
.page-news .news-ios {
  margin-top: clamp(30px, 4.4vw, 56px);
  padding: var(--news-pad);
  background: var(--az-white);
  border: 1px solid var(--az-line);
  border-radius: var(--az-radius);
}

.page-news .news-feature__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
  margin-top: clamp(14px, 2vw, 22px);
}

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

.page-news .news-feature__figure img,
.page-news .news-ios__figure img {
  width: 100%;
  object-fit: cover;
  border: 1px solid var(--az-line);
  border-radius: var(--az-radius);
  background: var(--az-fog);
}

.page-news .news-feature__figure img {
  aspect-ratio: 10 / 7;
}

.page-news .news-points {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-news .news-points li {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: 8px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--az-ink);
}

.page-news .news-points--tight li {
  font-size: 14px;
  line-height: 1.65;
  color: var(--az-slate);
}

.page-news .news-points__no {
  font-family: var(--az-mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--az-gold);
}

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

.page-news .news-inline-link {
  display: inline-block;
  font-family: var(--az-mono);
  font-size: 13px;
  color: var(--az-trench);
  text-decoration: none;
  border-bottom: 1px solid var(--az-cyan);
  padding-bottom: 2px;
}

.page-news .news-inline-link:hover,
.page-news .news-inline-link:focus-visible {
  color: var(--az-deep);
  border-bottom-color: var(--az-coral);
}

/* ---------- iOS 区块 ---------- */

.page-news .news-ios {
  background:
    linear-gradient(180deg, rgba(167, 243, 234, 0.28), rgba(247, 244, 238, 0) 62%),
    var(--az-white);
}

.page-news .news-ios__head {
  max-width: 62ch;
}

.page-news .news-ios__figure {
  margin: clamp(16px, 2.4vw, 26px) 0 clamp(20px, 3vw, 30px);
}

.page-news .news-ios__figure img {
  aspect-ratio: 3 / 2;
}

.page-news .news-ios__cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.6vw, 30px);
  padding-top: clamp(16px, 2vw, 22px);
  border-top: 1px solid var(--az-line);
}

/* ---------- 回看入口 ---------- */

.page-news .news-next {
  margin-top: clamp(30px, 4.4vw, 56px);
}

.page-news .news-next__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(12px, 1.8vw, 18px);
}

.page-news .news-next__card {
  display: flex;
  flex-direction: column;
  padding: var(--news-pad);
  background: var(--az-white);
  border: 1px solid var(--az-line);
  border-radius: var(--az-radius);
  transition: transform 120ms var(--az-ease), border-color 120ms var(--az-ease);
}

.page-news .news-next__card:hover {
  transform: translateY(-2px);
  border-color: var(--az-cyan);
}

.page-news .news-next__no {
  font-family: var(--az-mono);
  font-size: 12px;
  color: var(--az-gold);
  margin-bottom: 8px;
}

.page-news .news-next__card p {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--az-slate);
  flex: 1 1 auto;
}

.page-news .news-next__link {
  align-self: flex-start;
  padding: 8px 16px;
  background: var(--az-coral);
  color: var(--az-white);
  border-radius: var(--az-radius);
  font-family: var(--az-mono);
  font-size: 13px;
  text-decoration: none;
  transition: background-color 120ms var(--az-ease);
}

.page-news .news-next__link:hover,
.page-news .news-next__link:focus-visible {
  background: var(--az-deep);
}

/* ---------- 右侧时间轴栏 ---------- */

.page-news .news-rail {
  display: grid;
  gap: 16px;
  align-content: start;
  min-width: 0;
}

.page-news .rail-card {
  padding: clamp(18px, 2.2vw, 26px);
  background: var(--az-deep);
  color: var(--az-paper);
  border: 1px solid var(--az-deep);
  border-radius: var(--az-radius);
}

.page-news .rail-card__kicker {
  color: var(--az-cyan);
  margin-bottom: 6px;
}

.page-news .rail-card__title {
  margin: 0 0 16px;
  font-size: clamp(18px, 1.9vw, 22px);
  font-weight: 700;
  line-height: 1.25;
  color: var(--az-white);
}

.page-news .rail-timeline {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .rail-timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 6px;
  bottom: 10px;
  width: 1px;
  background: var(--az-dark-line);
}

.page-news .rail-timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 10px;
  padding: 0 0 13px 18px;
}

.page-news .rail-timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--az-gold);
  box-shadow: 0 0 0 3px var(--az-deep);
}

.page-news .rail-timeline__item--now::before {
  background: var(--az-coral);
  box-shadow: 0 0 0 3px var(--az-deep), 0 0 0 5px rgba(224, 122, 95, 0.28);
}

.page-news .rail-timeline__no {
  font-family: var(--az-mono);
  font-size: 12px;
  line-height: 1.5;
  color: var(--az-gold);
}

.page-news .rail-timeline__item--now .rail-timeline__no {
  color: var(--az-coral);
}

.page-news .rail-timeline__text {
  display: block;
  min-width: 0;
}

.page-news .rail-timeline__name {
  display: block;
  font-size: 14px;
  line-height: 1.45;
  color: var(--az-paper);
}

.page-news .rail-timeline__meta {
  display: block;
  margin-top: 2px;
  font-family: var(--az-mono);
  font-size: 11px;
  line-height: 1.5;
  color: var(--az-on-dark-soft);
}

.page-news .rail-card__note {
  margin: 14px 0 14px;
  padding-top: 14px;
  border-top: 1px solid var(--az-dark-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--az-on-dark);
}

.page-news .rail-card__link {
  display: inline-block;
  font-family: var(--az-mono);
  font-size: 13px;
  color: var(--az-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 209, 197, 0.55);
  padding-bottom: 2px;
}

.page-news .rail-card__link:hover,
.page-news .rail-card__link:focus-visible {
  color: var(--az-white);
  border-bottom-color: var(--az-coral);
}

.page-news .rail-card--light {
  background: var(--az-white);
  border-color: var(--az-line);
  color: var(--az-ink);
}

.page-news .rail-card__subtitle {
  margin: 0 0 12px;
  font-family: var(--az-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--az-slate);
  text-transform: uppercase;
}

.page-news .rail-jump {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-news .rail-jump a {
  display: block;
  padding: 8px 0;
  border-bottom: 1px solid var(--az-line);
  color: var(--az-deep);
  font-size: 14px;
  text-decoration: none;
  transition: color 120ms var(--az-ease);
}

.page-news .rail-jump a:hover,
.page-news .rail-jump a:focus-visible {
  color: var(--az-trench);
  border-bottom-color: var(--az-cyan);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-news .log-entry__sum {
    grid-template-columns: 6.6rem minmax(0, 1fr) 1.6rem;
    grid-template-areas: "no .page-news chev";
    align-items: start;
    gap: 14px;
    padding: 20px 0;
  }

  .page-news .log-entry__no {
    padding-top: 3px;
  }

  .page-news .log-entry__detail {
    margin-left: 6.6rem;
    padding-left: 18px;
  }

  .page-news .news-hero__lead {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: end;
  }

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

@media (min-width: 960px) {
  .page-news .news-shell {
    grid-template-columns: minmax(0, 2.3fr) minmax(268px, 0.9fr);
    gap: clamp(24px, 3vw, 44px);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 24px;
  }

  .page-news .news-feature__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .page-news .news-feature--reverse .news-feature__figure {
    order: -1;
  }

  .page-news .news-ios__cols {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: clamp(22px, 3vw, 40px);
  }

  .page-news .news-feature--reverse .news-feature__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-next__card,
  .page-news .nf-label,
  .page-news .log-entry__sum,
  .page-news .rail-jump a,
  .page-news .news-jump__list a {
    transition: none;
  }

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