.page-news {
  --news-gap: clamp(18px, 3vw, 30px);
  --news-pad: clamp(36px, 5.5vw, 68px);
}

/* ---------- 面包屑 ---------- */
.page-news .news-crumbs {
  padding-top: clamp(16px, 2.6vw, 26px);
  padding-bottom: clamp(14px, 2.4vw, 22px);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(36px, 6vw, 78px) 0 clamp(34px, 5vw, 66px);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  z-index: 0;
  top: -34%;
  right: -10%;
  width: min(70%, 720px);
  height: 168%;
  background: linear-gradient(198deg, rgba(53, 227, 206, .22), rgba(53, 227, 206, 0) 64%);
  transform: skewX(-15deg);
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  z-index: 0;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: rgba(195, 208, 222, .18);
}

.page-news .news-hero .shell {
  position: relative;
  z-index: 1;
}

.page-news .news-hero__copy {
  max-width: 66ch;
}

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

.page-news .news-hero h1 {
  margin: 20px 0 0;
  font-size: clamp(29px, 6vw, 46px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--paper-000);
}

.page-news .news-hero__lede {
  margin: 18px 0 0;
  max-width: 40em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.78;
  color: rgba(231, 237, 245, .88);
}

.page-news .news-hero__meta {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--cyan-100);
}

.page-news .news-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-news .news-hero .btn--ghost {
  color: var(--paper-000);
  border-color: rgba(195, 208, 222, .42);
}

.page-news .news-hero .btn--ghost:hover,
.page-news .news-hero .btn--ghost:focus-visible {
  color: var(--cyan-500);
  border-color: var(--cyan-500);
}

/* ---------- 本期摘要 ---------- */
.page-news .news-summary {
  padding: var(--news-pad) 0;
}

.page-news .news-summary__grid {
  align-items: start;
}

.page-news .news-summary__main h2 {
  margin: 12px 0 0;
  font-size: clamp(23px, 3.4vw, 31px);
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--graphite);
}

.page-news .news-summary__lede {
  margin: 16px 0 0;
  max-width: 38em;
  color: var(--grey-500);
  line-height: 1.78;
}

.page-news .news-summary__points {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-news .news-summary__points > li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--hair);
}

.page-news .news-summary__no {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.9;
  letter-spacing: .06em;
  color: var(--cyan-deep);
}

.page-news .news-summary__points h3 {
  margin: 0;
  font-size: 17px;
  line-height: 1.5;
  color: var(--graphite);
}

.page-news .news-summary__points p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--grey-500);
}

.page-news .news-summary__aside {
  margin-top: 28px;
}

.page-news .news-summary__facts {
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
}

.page-news .news-summary__fact {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background: var(--paper-000);
}

.page-news .news-summary__fact dt {
  font-size: 14px;
  color: var(--grey-500);
}

.page-news .news-summary__fact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-800);
}

/* ---------- 版本公告列表 ---------- */
.page-news .news-log {
  padding: var(--news-pad) 0;
}

.page-news .news-log__list {
  list-style: none;
  margin: clamp(24px, 4vw, 38px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-news .news-card {
  background: var(--paper-000);
  border: 1px solid var(--hair);
  box-shadow: var(--shadow-1);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-news .news-card:hover {
  border-color: var(--ink-700);
  box-shadow: var(--shadow-2);
}

.page-news .news-card__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "ver title arrow"
    "ver meta meta";
  gap: 8px 16px;
  align-items: start;
  width: 100%;
  padding: 20px 18px 18px;
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
  font: inherit;
  color: inherit;
}

.page-news .news-card__head:focus-visible {
  outline: 2px solid var(--cyan-500);
  outline-offset: -3px;
}

.page-news .news-card__ver {
  grid-area: ver;
  padding-top: 3px;
  font-size: 14px;
  white-space: nowrap;
}

.page-news .news-card__title {
  grid-area: title;
  font-size: clamp(16px, 2vw, 18px);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -.005em;
  color: var(--graphite);
}

.page-news .news-card__arrow {
  grid-area: arrow;
  align-self: center;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--ink-700);
  border-bottom: 2px solid var(--ink-700);
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .news-card__head:hover .news-card__arrow {
  border-color: var(--cyan-deep);
}

.page-news [data-fold-toggle][aria-expanded="true"] .news-card__arrow {
  transform: rotate(-135deg);
  border-color: var(--cyan-deep);
}

.page-news .news-card__meta {
  grid-area: meta;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-news .news-card__when {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--grey-500);
}

.page-news .news-card__body {
  padding: 18px 18px 22px;
  border-top: 1px solid var(--hair);
}

.page-news .news-card__body p {
  margin: 0;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--grey-500);
}

.page-news .news-card__body ul {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-news .news-card__body li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--grey-500);
}

.page-news .news-card__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 9px;
  height: 1px;
  background: var(--cyan-500);
}

.page-news .news-card__link {
  margin-top: 16px;
  font-size: 14px;
}

.page-news .news-card__link a {
  color: var(--ink-700);
  border-bottom: 1px solid var(--hair);
  padding-bottom: 1px;
}

.page-news .news-card__link a:hover {
  color: var(--cyan-deep);
  border-bottom-color: var(--cyan-500);
}

/* ---------- 安装说明顺序调整 ---------- */
.page-news .news-caliber {
  padding: var(--news-pad) 0;
}

.page-news .news-caliber__figure {
  margin-top: clamp(22px, 3.4vw, 34px);
}

.page-news .news-caliber__compare {
  margin-top: clamp(22px, 3.4vw, 34px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border: 1px solid var(--hair);
  background: var(--paper-000);
}

.page-news .news-caliber__col {
  padding: 22px 20px 24px;
}

.page-news .news-caliber__col--before {
  background: var(--mist-200);
}

.page-news .news-caliber__col--now {
  background: var(--paper-000);
  border-top: 1px solid var(--hair);
}

.page-news .news-caliber__col h3 {
  margin: 10px 0 0;
  font-size: clamp(17px, 2.2vw, 20px);
  letter-spacing: -.005em;
  color: var(--graphite);
}

.page-news .news-caliber__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: calib;
}

.page-news .news-caliber__list li {
  position: relative;
  padding-left: 30px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--grey-500);
  counter-increment: calib;
}

.page-news .news-caliber__list li::before {
  content: counter(calib, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: .14em;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ink-700);
}

.page-news .news-caliber__col--now .news-caliber__list li {
  color: var(--graphite);
}

.page-news .news-caliber__col--now .news-caliber__list li::before {
  color: var(--cyan-deep);
}

.page-news .news-caliber__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 0;
  background: var(--ink-900);
}

.page-news .news-caliber__arrow svg {
  width: 34px;
  height: 34px;
  transform: rotate(90deg);
}

.page-news .news-caliber__foot {
  margin: 20px 0 0;
  max-width: 44em;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--grey-500);
}

.page-news .news-caliber__foot a {
  color: var(--ink-700);
  border-bottom: 1px solid var(--cyan-500);
}

/* ---------- 术语与对照规则 ---------- */
.page-news .news-terms {
  padding: var(--news-pad) 0;
}

.page-news .news-terms__main h2 {
  margin: 12px 0 0;
  font-size: clamp(23px, 3.4vw, 30px);
  line-height: 1.26;
  letter-spacing: -.01em;
  color: var(--graphite);
}

.page-news .news-terms__main > p {
  margin: 16px 0 0;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--grey-500);
}

.page-news .news-terms__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
}

.page-news .news-terms__list > li {
  padding: 16px 18px 18px;
  background: var(--paper-000);
}

.page-news .news-terms__list h3 {
  margin: 0;
  font-size: 16px;
  line-height: 1.5;
  color: var(--graphite);
}

.page-news .news-terms__list p {
  margin: 7px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--grey-500);
}

.page-news .news-terms__aside {
  margin-top: 26px;
}

.page-news .news-terms__aside-note {
  margin: 14px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--cyan-500);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--grey-500);
}

/* ---------- 修订发布节奏 ---------- */
.page-news .news-cadence {
  padding: var(--news-pad) 0;
}

.page-news .news-cadence__track {
  margin-top: clamp(26px, 4vw, 40px);
}

.page-news .news-cadence__svg {
  display: block;
  width: 100%;
  height: auto;
  max-height: 52px;
}

.page-news .news-cadence__marks {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-news .news-cadence__marks > li {
  padding-top: 14px;
  border-top: 1px solid rgba(195, 208, 222, .2);
}

.page-news .news-cadence__marks p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.68;
  color: rgba(231, 237, 245, .82);
}

.page-news .news-cadence__notes {
  margin-top: clamp(28px, 4vw, 44px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(195, 208, 222, .2);
  border: 1px solid rgba(195, 208, 222, .2);
}

.page-news .news-cadence__note {
  padding: 20px 18px 22px;
  background: var(--ink-900);
}

.page-news .news-cadence__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(22px, 3.4vw, 28px);
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--cyan-500);
}

.page-news .news-cadence__note p:last-child {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: rgba(231, 237, 245, .8);
}

/* ---------- 订阅与往期回顾 ---------- */
.page-news .news-subscribe {
  padding: var(--news-pad) 0;
}

.page-news .news-subscribe__copy h2 {
  margin: 12px 0 0;
  font-size: clamp(23px, 3.4vw, 30px);
  line-height: 1.26;
  letter-spacing: -.01em;
  color: var(--graphite);
}

.page-news .news-subscribe__copy > p {
  margin: 16px 0 0;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--grey-500);
}

.page-news .news-subscribe__list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .news-subscribe__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--grey-500);
}

.page-news .news-subscribe__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 9px;
  height: 1px;
  background: var(--cyan-500);
}

.page-news .news-subscribe__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-news .news-subscribe__mail {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-700);
}

.page-news .news-subscribe__aside {
  margin-top: 28px;
}

.page-news .news-subscribe__archive {
  margin-top: 20px;
  padding: 20px 18px 22px;
  background: var(--paper-000);
  border: 1px solid var(--hair);
}

.page-news .news-subscribe__archive h3 {
  margin: 0;
  font-size: 17px;
  color: var(--graphite);
}

.page-news .news-subscribe__archive p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--grey-500);
}

.page-news .news-subscribe__archive-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 14px;
  font-size: 14px;
}

.page-news .news-subscribe__archive-links a {
  color: var(--ink-700);
  border-bottom: 1px solid var(--hair);
  padding-bottom: 1px;
}

.page-news .news-subscribe__archive-links a:hover {
  color: var(--cyan-deep);
  border-bottom-color: var(--cyan-500);
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-news .news-cadence__marks {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 24px;
  }

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

  .page-news .news-summary__aside {
    margin-top: 0;
  }

  .page-news .news-terms__aside {
    margin-top: 0;
  }

  .page-news .news-subscribe__aside {
    margin-top: 0;
  }
}

@media (min-width: 900px) {
  .page-news .news-log__list {
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
  }

  .page-news .news-log__list > li:nth-child(odd) {
    grid-column: span 7;
  }

  .page-news .news-log__list > li:nth-child(even) {
    grid-column: span 5;
  }

  .page-news .news-card__head {
    padding: 24px 24px 20px;
  }

  .page-news .news-card__body {
    padding: 20px 24px 26px;
  }

  .page-news .news-caliber__compare {
    grid-template-columns: 1fr 68px 1fr;
  }

  .page-news .news-caliber__col--now {
    border-top: 0;
    border-left: 1px solid var(--hair);
  }

  .page-news .news-caliber__arrow {
    padding: 0;
  }

  .page-news .news-caliber__arrow svg {
    transform: rotate(0deg);
  }

  .page-news .news-cadence__marks {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-news .news-summary__aside {
    padding-left: clamp(0px, 2vw, 22px);
  }

  .page-news .news-terms__aside {
    padding-left: clamp(0px, 2vw, 22px);
  }
}

@media (min-width: 1180px) {
  .page-news .news-hero {
    padding-bottom: clamp(60px, 6vw, 92px);
  }

  .page-news .news-card__head {
    gap: 10px 20px;
  }
}

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