.page-news {
  --news-rail: 104px;
  --news-paper-ink: rgba(37, 51, 61, .82);
  --news-soft: rgba(239, 231, 217, .82);
  background: var(--ink);
  color: var(--paper);
}

.page-news h1,
.page-news h2,
.page-news h3 {
  margin: 0;
}

.page-news p {
  margin: 0;
}

.page-news .news-mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: .04em;
}

/* 面包屑 */
.page-news .news-crumb {
  padding: 22px 0 0;
}

/* 首屏 */
.page-news .news-hero {
  padding: 24px 0 56px;
  border-bottom: 1px solid var(--line-dark);
}

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

.page-news .news-hero h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(28px, 4.6vw, 52px);
  line-height: 1.18;
  letter-spacing: .02em;
  color: var(--paper);
  margin: 12px 0 18px;
}

.page-news .news-hero__text {
  font-size: 16px;
  line-height: 1.85;
  letter-spacing: .01em;
  color: var(--news-soft);
  max-width: 34em;
}

/* 公告带 */
.page-news .news-bulletin {
  margin-top: 30px;
  padding: 20px 22px 18px;
  background: var(--amber);
  color: var(--ink);
  border-left: 6px solid var(--noise);
}

.page-news .news-bulletin__top {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(11, 22, 32, .28);
}

.page-news .news-bulletin__label {
  font-family: var(--font-label);
  font-size: 12px;
  line-height: 1;
  letter-spacing: .18em;
}

.page-news .news-bulletin__ver {
  font-size: 30px;
  font-weight: 700;
}

.page-news .news-bulletin__when {
  margin-left: auto;
  font-size: 12px;
}

.page-news .news-bulletin__list {
  margin: 14px 0 0;
  padding-left: 20px;
}

.page-news .news-bulletin__list li {
  font-size: 14px;
  line-height: 1.75;
  margin-bottom: 7px;
  color: var(--ink);
}

.page-news .news-bulletin__list li::marker {
  color: var(--noise);
}

.page-news .news-bulletin__foot {
  margin-top: 14px;
  font-size: 11px;
  color: rgba(11, 22, 32, .62);
}

/* 图片容器 */
.page-news .news-shot {
  margin: 0;
}

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

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

.page-news .news-shot__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: .04em;
  color: var(--graphite);
}

.page-news .news-hero__aside {
  display: grid;
  gap: 24px;
}

/* 版本元信息 */
.page-news .news-meta {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-dark);
}

.page-news .news-meta li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-dark);
}

.page-news .news-meta__k {
  font-family: var(--font-label);
  font-size: 12px;
  line-height: 1.4;
  letter-spacing: .14em;
  color: var(--graphite);
}

.page-news .news-meta__v {
  font-size: 13px;
  color: var(--signal);
}

/* 章节 */
.page-news .news-section {
  padding: 56px 0;
}

.page-news .news-section--ink2 {
  background: var(--ink-2);
}

.page-news .news-section--paper {
  background: var(--paper);
  color: var(--text-ink);
}

.page-news .news-head {
  max-width: 780px;
  margin-bottom: 34px;
}

.page-news .news-head h2,
.page-news .news-split__title,
.page-news .news-check__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(23px, 3.2vw, 34px);
  line-height: 1.28;
  letter-spacing: .02em;
  color: var(--paper);
  margin: 10px 0 14px;
}

.page-news .news-head__sub,
.page-news .news-split__sub {
  font-size: 15px;
  line-height: 1.85;
  color: var(--graphite);
  max-width: 42em;
}

.page-news .news-section--paper .news-head h2,
.page-news .news-section--paper .news-check__title {
  color: var(--text-ink);
}

.page-news .news-section--paper .news-head__sub {
  color: var(--news-paper-ink);
}

.page-news .news-section--paper .news-shot__cap {
  color: rgba(37, 51, 61, .68);
}

/* 版本时间轴 */
.page-news .news-timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .news-timeline::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: var(--line-signal);
}

.page-news .news-tl {
  position: relative;
  padding: 0 0 30px;
}

.page-news .news-tl__head {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding-left: 26px;
  margin-bottom: 10px;
}

.page-news .news-tl__dot {
  position: absolute;
  left: 0;
  top: 6px;
  width: 7px;
  height: 7px;
  background: var(--signal);
}

.page-news .news-tl__ver {
  font-size: 15px;
  font-weight: 700;
  color: var(--signal);
}

.page-news .news-tl__tip {
  position: absolute;
  left: 0;
  top: calc(100% + 4px);
  z-index: 4;
  padding: 5px 9px;
  white-space: nowrap;
  background: var(--ink);
  border: 1px solid var(--line-signal);
  color: var(--signal);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.4;
  letter-spacing: .04em;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--ease);
}

.page-news .news-tl__head:hover .news-tl__tip,
.page-news .news-tl__head:focus-within .news-tl__tip {
  opacity: 1;
}

.page-news .news-tl__body {
  padding-left: 26px;
}

.page-news .news-tl__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 19px;
  line-height: 1.5;
  letter-spacing: .02em;
  color: var(--paper);
  margin-bottom: 8px;
}

.page-news .news-tl__meta {
  font-size: 12px;
  color: var(--graphite);
  margin-bottom: 10px;
}

.page-news .news-tl__more summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  cursor: pointer;
  padding: 6px 0;
  border-bottom: 1px solid var(--line-signal);
  font-family: var(--font-label);
  font-size: 12px;
  line-height: 1;
  letter-spacing: .16em;
  color: var(--signal);
  transition: color var(--ease), border-color var(--ease);
}

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

.page-news .news-tl__more summary::before {
  content: "+";
  font-family: var(--font-mono);
}

.page-news .news-tl__more[open] summary::before {
  content: "–";
}

.page-news .news-tl__more summary:hover,
.page-news .news-tl__more summary:focus-visible {
  color: var(--amber);
  border-color: var(--amber);
}

.page-news .news-tl__more ul {
  list-style: none;
  margin: 14px 0 0;
  padding: 0 0 0 16px;
  border-left: 1px solid var(--line-dark);
}

.page-news .news-tl__more li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--news-soft);
}

.page-news .news-tl__more li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 1px;
  background: var(--wave);
}

.page-news .news-tl--figure {
  padding-bottom: 34px;
}

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

.page-news .news-timeline__foot {
  margin-top: 8px;
  padding-left: 26px;
  border-top: 1px solid var(--line-dark);
  padding-top: 18px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--graphite);
}

/* 专题筛选 */
.page-news .news-filter {
  position: relative;
}

.page-news .news-filter__in {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .news-filter__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 26px;
  transition: box-shadow var(--ease);
}

.page-news .news-filter__bar label {
  display: inline-block;
  padding: 9px 14px;
  cursor: pointer;
  border: 1px solid var(--paper-line);
  font-family: var(--font-label);
  font-size: 12px;
  line-height: 1;
  letter-spacing: .14em;
  color: var(--text-ink);
  background: transparent;
  transition: background var(--ease), color var(--ease), border-color var(--ease);
}

.page-news .news-filter__bar label:hover {
  border-color: var(--amber-deep);
  color: var(--amber-deep);
}

.page-news .news-filter__in:focus-visible ~ .news-filter__bar {
  box-shadow: 0 0 0 2px var(--signal);
}

.page-news #nf-all:checked ~ .news-filter__bar label[for="nf-all"],
.page-news #nf-usa:checked ~ .news-filter__bar label[for="nf-usa"],
.page-news #nf-search:checked ~ .news-filter__bar label[for="nf-search"],
.page-news #nf-notice:checked ~ .news-filter__bar label[for="nf-notice"],
.page-news #nf-service:checked ~ .news-filter__bar label[for="nf-service"],
.page-news #nf-case:checked ~ .news-filter__bar label[for="nf-case"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.page-news #nf-usa:checked ~ .news-topics .news-topic:not([data-tag="usa"]),
.page-news #nf-search:checked ~ .news-topics .news-topic:not([data-tag="search"]),
.page-news #nf-notice:checked ~ .news-topics .news-topic:not([data-tag="notice"]),
.page-news #nf-service:checked ~ .news-topics .news-topic:not([data-tag="service"]),
.page-news #nf-case:checked ~ .news-topics .news-topic:not([data-tag="case"]) {
  display: none;
}

/* 专题列表 */
.page-news .news-topics {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--paper-line);
}

.page-news .news-topic {
  padding: 22px 0;
  border-bottom: 1px solid var(--paper-line);
}

.page-news .news-topic__no {
  font-size: 11px;
  color: var(--amber-deep);
  margin-bottom: 8px;
}

.page-news .news-topic__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 19px;
  line-height: 1.5;
  letter-spacing: .02em;
  color: var(--text-ink);
  margin-bottom: 8px;
}

.page-news .news-topic__desc {
  font-size: 14px;
  line-height: 1.8;
  color: var(--news-paper-ink);
  margin-bottom: 10px;
}

.page-news .news-topic__meta {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--amber-deep);
}

/* 服务更新 */
.page-news .news-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

.page-news .news-split__sub {
  margin-bottom: 26px;
}

.page-news .news-updates {
  list-style: none;
  margin: 0;
  padding: 0;
  border-bottom: 1px solid var(--line-dark);
}

.page-news .news-update {
  padding: 20px 0;
  border-top: 1px solid var(--line-dark);
}

.page-news .news-update__tag {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--amber);
  margin-bottom: 8px;
}

.page-news .news-update h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  line-height: 1.5;
  letter-spacing: .02em;
  color: var(--paper);
  margin-bottom: 8px;
}

.page-news .news-update p {
  font-size: 14px;
  line-height: 1.85;
  color: var(--news-soft);
  max-width: 38em;
}

.page-news .news-aside {
  display: grid;
  gap: 24px;
  align-content: start;
}

.page-news .news-aside__note {
  padding: 18px 20px;
}

.page-news .news-aside__label {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--wave);
  margin-bottom: 8px;
}

.page-news .news-aside__note p:last-child {
  font-size: 13px;
  line-height: 1.8;
  color: var(--news-soft);
}

/* 检索定位 */
.page-news .news-locator {
  padding: 18px 20px;
  border: 1px solid var(--line-signal);
  background: var(--ink-2);
  outline: none;
  transition: border-color var(--ease), box-shadow var(--ease);
}

.page-news .news-locator:hover,
.page-news .news-locator:focus-within,
.page-news .news-locator:focus-visible {
  border-color: var(--signal);
  box-shadow: 0 0 0 2px rgba(79, 209, 197, .22);
}

.page-news .news-locator__bar {
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: .06em;
  color: var(--graphite);
}

.page-news .news-locator__k {
  display: inline-block;
  margin-right: 12px;
  padding: 4px 9px;
  background: var(--signal);
  color: var(--ink);
  font-size: 11px;
  letter-spacing: .16em;
}

.page-news .news-locator__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 280ms ease, margin-top 280ms ease;
}

.page-news .news-locator:hover .news-locator__list,
.page-news .news-locator:focus-within .news-locator__list {
  max-height: 720px;
  margin-top: 18px;
}

.page-news .news-locator__item {
  padding: 0 0 14px;
}

.page-news .news-locator__item h3 {
  font-family: var(--font-label);
  font-size: 13px;
  line-height: 1.4;
  letter-spacing: .16em;
  color: var(--signal);
  margin-bottom: 8px;
}

.page-news .news-locator__item p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--news-soft);
}

/* 回看与确认 */
.page-news .news-check {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

.page-news .news-steps {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  border-top: 1px solid var(--paper-line);
}

.page-news .news-steps li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--paper-line);
}

.page-news .news-steps__no {
  font-size: 13px;
  color: var(--amber-deep);
  padding-top: 2px;
}

.page-news .news-steps li p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--news-paper-ink);
}

.page-news .news-check__note {
  font-size: 13px;
  line-height: 1.85;
  color: rgba(37, 51, 61, .7);
  margin-bottom: 24px;
}

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

.page-news .news-check__label {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--amber-deep);
  margin-bottom: 14px;
}

.page-news .news-section--paper .sk-index {
  border-top: 1px solid var(--paper-line);
}

.page-news .news-section--paper .sk-index__link {
  color: var(--text-ink);
}

.page-news .news-section--paper .sk-index__link:hover,
.page-news .news-section--paper .sk-index__link:focus-visible {
  color: var(--amber-deep);
}

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

/* 响应式 */
@media (min-width: 760px) {
  .page-news .news-topic {
    padding: 24px 0;
  }

  .page-news .news-topics {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 48px;
  }

  .page-news .news-topic--lead {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 32px;
    align-items: center;
    padding-bottom: 32px;
  }

  .page-news .news-locator__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 28px;
  }

  .page-news .news-locator__item {
    padding: 0 0 6px;
    border-left: 1px solid var(--line-signal);
    padding-left: 18px;
  }
}

@media (min-width: 820px) {
  .page-news .news-section {
    padding: 72px 0;
  }

  .page-news .news-tl {
    display: grid;
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    gap: 0 32px;
    padding-bottom: 34px;
  }

  .page-news .news-tl__head {
    margin-bottom: 0;
    align-items: flex-start;
    padding-left: 26px;
  }

  .page-news .news-tl__body {
    padding-left: 0;
  }

  .page-news .news-tl--figure {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-news .news-tl--figure .sk-media {
    max-width: 940px;
  }
}

@media (min-width: 960px) {
  .page-news .news-hero {
    padding: 34px 0 72px;
  }

  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-news .news-split {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-news .news-check {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }
}

@media (max-width: 420px) {
  .page-news .news-bulletin__ver {
    font-size: 26px;
  }

  .page-news .news-filter__bar label {
    padding: 8px 11px;
    font-size: 11px;
    letter-spacing: .1em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-tl__tip,
  .page-news .news-locator__list,
  .page-news .news-filter__bar,
  .page-news .news-filter__bar label {
    transition: none;
  }
}