.page-news {
  --news-band-pad: clamp(22px, 4vw, 44px);
  --news-hair: 1px solid var(--wx-line);
}

/* ---------- 首屏 ---------- */
.page-news .news-lead {
  padding: clamp(24px, 4vw, 48px) 0 clamp(22px, 3.5vw, 40px);
  background: linear-gradient(180deg, rgba(14, 43, 35, 0.05), rgba(14, 43, 35, 0) 78%);
  border-bottom: 2px solid var(--wx-green);
}

.page-news .news-lead .wx-h1 {
  margin: 10px 0 0;
  font-size: clamp(30px, 6.4vw, 52px);
  letter-spacing: -0.02em;
}

.page-news .news-lead .wx-lede {
  margin: 16px 0 0;
  max-width: 58ch;
}

.page-news .news-lead__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 34px;
  margin: 26px 0 0;
  padding: 16px 0 0;
  border-top: var(--news-hair);
  list-style: none;
}

.page-news .news-lead__facts li {
  display: flex;
  align-items: baseline;
  gap: 9px;
}

.page-news .news-lead__k {
  font-family: var(--wx-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--wx-stone);
}

.page-news .news-lead__v {
  font-family: var(--wx-mono);
  font-size: 14px;
  color: var(--wx-copper-text);
}

/* ---------- 主布局 ---------- */
.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  padding-top: clamp(30px, 5vw, 62px);
  padding-bottom: clamp(48px, 7vw, 96px);
}

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

@media (min-width: 960px) {
  .page-news .news-layout {
    grid-template-columns: minmax(0, 1fr) 236px;
    column-gap: clamp(32px, 5vw, 68px);
  }

  .page-news .news-body {
    grid-column: 1;
    grid-row: 1;
  }

  .page-news .news-index {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 84px;
    align-self: start;
  }
}

/* ---------- 侧边版本索引 ---------- */
.page-news .news-index {
  border-top: 2px solid var(--wx-green);
  padding-top: 14px;
}

.page-news .news-index__title {
  margin: 0 0 12px;
  font-family: var(--wx-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--wx-copper-text);
}

.page-news .news-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-index__list li + li {
  border-top: var(--news-hair);
}

.page-news .news-index__list a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 0 10px 10px;
  border-left: 3px solid transparent;
  color: var(--wx-ink);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color 140ms var(--wx-ease), color 140ms var(--wx-ease);
}

.page-news .news-index__list a:hover,
.page-news .news-index__list a:focus-visible {
  border-left-color: var(--wx-copper);
  color: var(--wx-copper-text);
}

.page-news .news-index__count {
  flex: none;
  font-family: var(--wx-mono);
  font-size: 12px;
  color: var(--wx-stone);
}

/* ---------- 章节骨架 ---------- */
.page-news .news-block + .news-block {
  margin-top: clamp(48px, 7vw, 88px);
}

.page-news .news-block__head {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-news .news-block__head .wx-h2 {
  margin: 8px 0 0;
  font-size: clamp(22px, 3.4vw, 32px);
}

.page-news .news-block__note {
  margin: 12px 0 0;
  max-width: 48ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--wx-stone);
}

.page-news .news-block__head .wx-kicker {
  font-family: var(--wx-mono);
  letter-spacing: 0.14em;
  color: var(--wx-copper-text);
}

/* ---------- 01 当前版本概要 ---------- */
.page-news .news-summary {
  margin: 0;
  padding: 0;
  list-style: none;
  border-bottom: var(--news-hair);
}

.page-news .news-summary__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 20px 0;
  border-top: var(--news-hair);
}

.page-news .news-summary__num {
  margin: 0;
  font-family: var(--wx-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--wx-copper-text);
}

.page-news .news-summary__body .wx-h3 {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.45;
}

.page-news .news-summary__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--wx-stone);
}

.page-news .news-summary__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.page-news .news-summary__figure {
  margin: 24px 0 0;
}

@media (min-width: 620px) {
  .page-news .news-summary__item {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 18px;
    padding: 24px 0;
  }
}

/* ---------- 02 动态条目 ---------- */
.page-news .news-filterwrap {
  margin-bottom: 8px;
}

.page-news .wx-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  align-items: flex-end;
  padding: 16px;
  border: 1px solid var(--wx-line);
  background: var(--wx-paper-layer);
  box-shadow: var(--wx-shadow);
}

.page-news .wx-filter-bar__field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 150px;
}

.page-news .wx-filter-bar__label {
  font-family: var(--wx-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--wx-stone);
}

.page-news .wx-filter-bar select {
  width: 100%;
  padding: 8px 10px;
  font-family: var(--wx-sans);
  font-size: 14px;
  color: var(--wx-ink);
  background: var(--wx-paper);
  border: 1px solid var(--wx-line);
}

.page-news .wx-context-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 12px;
  padding: 10px 14px;
  border-left: 3px solid var(--wx-copper);
  background: rgba(180, 136, 75, 0.09);
  font-size: 13px;
  color: var(--wx-stone);
}

.page-news .wx-context-bar p {
  margin: 0;
}

.page-news .wx-text-button {
  padding: 0;
  border: 0;
  background: none;
  font-family: var(--wx-sans);
  font-size: 13px;
  color: var(--wx-copper-text);
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
  transition: color 140ms var(--wx-ease);
}

.page-news .wx-text-button:hover,
.page-news .wx-text-button:focus-visible {
  color: var(--wx-ink);
}

.page-news .news-log {
  display: block;
}

.page-news .news-log__item {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 18px 0 18px 20px;
  border-top: var(--news-hair);
}

.page-news .news-log__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--wx-line);
  transition: background-color 150ms var(--wx-ease), width 150ms var(--wx-ease);
}

.page-news .news-log__item:hover::before,
.page-news .news-log__item:focus-within::before {
  width: 5px;
  background: var(--wx-copper);
}

.page-news .news-log__no {
  margin: 0;
  font-family: var(--wx-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--wx-copper-text);
}

.page-news .news-log__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.page-news .news-log__time {
  font-family: var(--wx-mono);
  font-size: 12px;
  color: var(--wx-stone);
}

.page-news .news-log__title {
  margin: 0 0 10px;
  font-family: var(--wx-head);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--wx-ink);
}

@media (min-width: 640px) {
  .page-news .news-log__item {
    grid-template-columns: 104px minmax(0, 1fr);
    gap: 0 20px;
    padding: 20px 0 20px 24px;
  }

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

/* 折叠条款 */
.page-news .wx-fold {
  border-top: 1px dashed var(--wx-line);
}

.page-news .wx-fold__trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 0 0;
  border: 0;
  background: none;
  font-family: var(--wx-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--wx-copper-text);
  cursor: pointer;
}

.page-news .wx-fold__trigger::before {
  content: "+";
  font-size: 15px;
  line-height: 1;
  color: var(--wx-copper);
}

.page-news .wx-fold__trigger[aria-expanded="true"]::before {
  content: "\2013";
}

.page-news .wx-fold__inner {
  margin-top: 10px;
  padding-left: 14px;
  border-left: 3px solid var(--wx-copper);
}

.page-news .wx-fold__inner p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--wx-stone);
}

/* 版本色带 */
.page-news .news-band {
  position: relative;
  margin: 10px 0;
  padding: var(--news-band-pad) clamp(20px, 4vw, 40px);
  background: var(--wx-green);
  border-left: 4px solid var(--wx-copper);
  color: var(--wx-paper);
}

.page-news .news-band::after {
  content: "";
  position: absolute;
  top: 14px;
  right: 14px;
  width: 16px;
  height: 16px;
  border-top: 1px solid var(--wx-copper);
  border-right: 1px solid var(--wx-copper);
}

.page-news .news-band__label {
  margin: 0 0 10px;
  font-family: var(--wx-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--wx-copper);
}

.page-news .news-band__ver {
  margin: 0;
  font-family: var(--wx-mono);
  font-size: clamp(28px, 6vw, 46px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--wx-copper-bright);
}

.page-news .news-band__note {
  margin: 14px 0 0;
  max-width: 50ch;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(246, 242, 234, 0.78);
}

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

/* ---------- 03 版本序列索引 ---------- */
.page-news .news-versions {
  display: grid;
  gap: 24px;
}

.page-news .news-versions__table {
  min-width: 560px;
}

.page-news .news-versions__table caption {
  padding-bottom: 10px;
  font-family: var(--wx-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--wx-stone);
  text-align: left;
}

.page-news .news-versions__ver {
  font-family: var(--wx-mono);
  font-size: 14px;
  color: var(--wx-copper-text);
  white-space: nowrap;
}

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

@media (min-width: 900px) {
  .page-news .news-versions {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: start;
    gap: 32px;
  }
}

/* ---------- 04 回看与归档说明 ---------- */
.page-news .news-archive__grid {
  display: grid;
  gap: 28px;
}

.page-news .news-archive__text p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--wx-stone);
  max-width: 56ch;
}

.page-news .news-archive__list {
  margin: 24px 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--wx-green);
}

.page-news .news-archive__list li {
  display: grid;
  grid-template-columns: 96px 76px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: var(--news-hair);
  font-size: 14px;
  line-height: 1.65;
}

.page-news .news-archive__scope {
  font-family: var(--wx-head);
  font-weight: 600;
  color: var(--wx-ink);
}

.page-news .news-archive__cycle {
  font-family: var(--wx-mono);
  font-size: 12px;
  color: var(--wx-copper-text);
}

.page-news .news-archive__desc {
  color: var(--wx-stone);
}

.page-news .news-archive__link {
  font-size: 14px;
  line-height: 1.75;
  color: var(--wx-stone);
}

.page-news .news-archive__link a {
  color: var(--wx-copper-text);
  text-decoration: none;
  border-bottom: 1px solid var(--wx-copper);
  transition: color 140ms var(--wx-ease), border-color 140ms var(--wx-ease);
}

.page-news .news-archive__link a:hover,
.page-news .news-archive__link a:focus-visible {
  color: var(--wx-ink);
  border-bottom-color: var(--wx-ink);
}

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

@media (max-width: 560px) {
  .page-news .news-archive__list li {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }
}

@media (min-width: 880px) {
  .page-news .news-archive__grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 40px;
    align-items: start;
  }
}

/* ---------- 通用收尾 ---------- */
.page-news .wx-image-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-log__item::before,
  .page-news .news-index__list a,
  .page-news .wx-text-button,
  .page-news .news-archive__link a {
    transition: none;
  }
}
</final>