.page-news {
  --news-hair: rgba(31, 78, 121, .14);
}

/* ---------- 面包屑 ---------- */
.page-news .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .45rem;
  padding-top: 1.5rem;
  font-size: .875rem;
  color: var(--slate);
}
.page-news .crumbs a {
  color: var(--blue);
  text-decoration: none;
}
.page-news .crumbs a:hover {
  text-decoration: underline;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-top: clamp(1.25rem, 3.5vw, 2.25rem);
}
.page-news .news-hero__inner {
  display: grid;
  gap: 1.5rem;
}
.page-news .news-hero__copy {
  position: relative;
  overflow: hidden;
  padding: clamp(1.65rem, 5vw, 3.25rem);
  background: linear-gradient(155deg, var(--blue) 0%, var(--blue-deep) 90%);
  color: #fff;
  border-radius: var(--radius);
}
.page-news .news-hero__copy::before {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -120px;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  border: 1px solid rgba(201, 162, 39, .35);
  pointer-events: none;
}
.page-news .news-hero__copy::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--gold) 0%, var(--cinnabar) 100%);
}
.page-news .news-hero .eyebrow {
  color: var(--gold);
  letter-spacing: .16em;
  font-size: .78rem;
  margin: 0;
}
.page-news .news-hero h1 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.85rem, 5.6vw, 3.35rem);
  line-height: 1.2;
  letter-spacing: .01em;
  margin: .65rem 0 1rem;
}
.page-news .news-hero h1 em {
  font-style: normal;
  color: var(--gold);
}
.page-news .news-hero .lead {
  margin: 0;
  max-width: 44ch;
  font-size: 1.0625rem;
  line-height: 1.95;
  color: rgba(255, 255, 255, .88);
}
.page-news .news-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem 2rem;
  margin: 1.85rem 0 0;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(255, 255, 255, .18);
}
.page-news .news-hero__facts div {
  min-width: 0;
}
.page-news .news-hero__facts dt {
  font-size: .78rem;
  letter-spacing: .08em;
  color: rgba(255, 255, 255, .58);
}
.page-news .news-hero__facts dd {
  margin: .3rem 0 0;
  font-family: var(--font-body);
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}
.page-news .news-hero__jump {
  margin: 1.35rem 0 0;
  font-size: .9rem;
  color: rgba(255, 255, 255, .68);
}
.page-news .news-hero__jump a {
  color: var(--gold-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-news .news-hero__media {
  margin: 0;
}

/* ---------- 通用区块标题 ---------- */
.page-news .news-head {
  margin-bottom: 1.75rem;
}
.page-news .news-head .eyebrow {
  color: var(--cinnabar);
  letter-spacing: .16em;
  font-size: .78rem;
  margin: 0;
}
.page-news .news-head h2 {
  font-family: var(--font-head);
  font-size: clamp(1.45rem, 3.2vw, 2.25rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--blue-deep);
  margin: .4rem 0 .7rem;
}
.page-news .news-head__sub {
  margin: 0;
  max-width: 60ch;
  color: var(--slate);
  line-height: 1.9;
}
.page-news .news-head__sub a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 维护记录列表 ---------- */
.page-news .news-log__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .8rem;
}
.page-news .news-log__item {
  margin: 0;
  padding: 0;
}
.page-news .fold {
  background: #fff;
  border: 1px solid var(--news-hair);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  transition: box-shadow 240ms var(--ease), transform 240ms var(--ease);
}
.page-news .fold:hover {
  box-shadow: var(--shadow-2);
  transform: translateY(-2px);
}
.page-news .fold__trigger {
  width: 100%;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: .35rem .9rem;
  padding: 1.05rem 1.15rem;
  margin: 0;
  background: none;
  border: 0;
  font: inherit;
  color: inherit;
  text-align: left;
  cursor: pointer;
}
.page-news .fold__index {
  font-family: var(--font-body);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: .02em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}
.page-news .news-log__body {
  display: block;
  min-width: 0;
}
.page-news .news-log__title {
  display: block;
  font-family: var(--font-head);
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink);
}
.page-news .news-log__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  margin-top: .5rem;
}
.page-news .news-log__time {
  font-size: .85rem;
  color: var(--slate);
  font-variant-numeric: tabular-nums;
}
.page-news .fold__sign {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
  width: 1.7rem;
  height: 1.7rem;
  border: 1px solid rgba(31, 78, 121, .34);
  border-radius: 50%;
  color: var(--blue);
  font-size: .95rem;
  line-height: 1;
  transition: transform 240ms var(--ease), background 240ms var(--ease), color 240ms var(--ease);
}
.page-news .fold.is-open .fold__sign {
  transform: rotate(45deg);
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.page-news .fold__panel {
  overflow: hidden;
  max-height: 22rem;
  transition: max-height 240ms var(--ease);
}
.page-news .fold:not(.is-open) > .fold__panel {
  max-height: 0;
}
.page-news .fold__body {
  padding: 1rem 1.15rem 1.3rem 3.4rem;
  border-top: 1px dashed var(--news-hair);
  color: var(--slate);
  font-size: .975rem;
  line-height: 1.9;
}

/* ---------- 旧版通道 ---------- */
.page-news .news-legacy__layout {
  display: grid;
  gap: 1.75rem;
}
.page-news .news-legacy__track {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.5rem;
  border-left: 3px solid var(--cinnabar);
  display: grid;
  gap: 1.7rem;
}
.page-news .news-legacy__node {
  position: relative;
  margin: 0;
}
.page-news .news-legacy__node::before {
  content: "";
  position: absolute;
  left: -1.72rem;
  top: .55rem;
  width: .62rem;
  height: .62rem;
  border-radius: 50%;
  background: var(--cinnabar);
}
.page-news .news-legacy__ver {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: .05em;
  color: var(--cinnabar);
  font-variant-numeric: tabular-nums;
}
.page-news .news-legacy__node h3 {
  font-family: var(--font-head);
  font-size: 1.15rem;
  line-height: 1.45;
  color: var(--ink);
  margin: .35rem 0 .45rem;
}
.page-news .news-legacy__node p {
  margin: 0;
  font-size: .975rem;
  line-height: 1.85;
  color: var(--slate);
}
.page-news .news-legacy__media {
  margin: 0;
}

/* ---------- 序号检索 ---------- */
.page-news .news-search__grid {
  display: grid;
  gap: 1.75rem;
}
.page-news .filter {
  background: #fff;
  border: 1px solid var(--gold);
  border-radius: var(--radius);
  padding: 1.2rem;
  box-shadow: var(--shadow-1);
}
.page-news .filter__label {
  display: block;
  font-size: .9rem;
  color: var(--slate);
  margin-bottom: .55rem;
}
.page-news .filter__input {
  width: 100%;
  box-sizing: border-box;
  font: inherit;
  font-size: 1.0625rem;
  padding: .75rem 1rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid rgba(31, 78, 121, .34);
  border-radius: var(--radius);
  transition: border-color 180ms var(--ease), box-shadow 180ms var(--ease);
}
.page-news .filter__input::placeholder {
  color: rgba(90, 107, 123, .75);
}
.page-news .filter__input:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, .24);
}
.page-news .filter__count {
  margin: .7rem 0 0;
  font-size: .85rem;
  color: var(--slate);
  font-variant-numeric: tabular-nums;
}
.page-news .filter__list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: .2rem;
  max-height: 21rem;
  overflow-y: auto;
}
.page-news .filter__item {
  margin: 0;
  border-bottom: 1px dashed var(--news-hair);
}
.page-news .filter__item:last-child {
  border-bottom: 0;
}
.page-news .filter__item a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .1rem .8rem;
  align-items: baseline;
  padding: .7rem .4rem;
  color: var(--ink);
  text-decoration: none;
  transition: background 160ms var(--ease), padding-left 160ms var(--ease);
}
.page-news .filter__item a:hover {
  background: var(--gold-soft);
  padding-left: .8rem;
}
.page-news .filter__num {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: .02em;
  font-variant-numeric: tabular-nums;
}
.page-news .filter__title {
  font-size: .95rem;
  line-height: 1.6;
}
.page-news .filter__desc {
  grid-column: 2;
  font-size: .8rem;
  color: var(--slate);
}
.page-news .news-search__media {
  margin: 0;
}

/* ---------- 版本更新分类 ---------- */
.page-news .news-cats__body {
  display: grid;
  gap: 1.75rem;
}
.page-news .news-cats .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1.35rem;
}
.page-news .tabs__btn {
  font: inherit;
  font-size: .95rem;
  padding: .5rem 1.1rem;
  color: var(--blue);
  background: transparent;
  border: 1px solid rgba(31, 78, 121, .34);
  border-radius: 999px;
  cursor: pointer;
  transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}
.page-news .tabs__btn:hover:not([aria-selected="true"]) {
  background: var(--blue-mist);
  border-color: var(--blue);
}
.page-news .tabs__btn[aria-selected="true"] {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.page-news .tabs__panel {
  background: #fff;
  border: 1px solid var(--news-hair);
  border-radius: var(--radius);
  padding: 1.35rem 1.3rem;
  box-shadow: var(--shadow-1);
}
.page-news .tabs__panel h3 {
  font-family: var(--font-head);
  font-size: 1.2rem;
  color: var(--blue-deep);
  margin: 0 0 .8rem;
  padding-bottom: .6rem;
  border-bottom: 1px solid var(--news-hair);
}
.page-news .news-cats__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .8rem;
}
.page-news .news-cats__list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: .975rem;
  line-height: 1.85;
  color: var(--slate);
}
.page-news .news-cats__list li::before {
  content: "";
  position: absolute;
  left: .3rem;
  top: .68rem;
  width: .38rem;
  height: .38rem;
  background: var(--gold);
  transform: rotate(45deg);
}
.page-news .news-cats__media {
  margin: 0;
}

/* ---------- 归档索引 ---------- */
.page-news .news-archive__grid {
  display: grid;
  gap: .85rem;
}
.page-news .news-archive__card {
  background: #fff;
  border: 1px solid var(--news-hair);
  border-left: 4px solid var(--blue);
  border-radius: var(--radius);
  padding: 1.3rem 1.35rem;
  transition: border-left-color 200ms var(--ease), transform 200ms var(--ease), box-shadow 200ms var(--ease);
}
.page-news .news-archive__card:hover {
  border-left-color: var(--gold);
  transform: translateY(-2px);
  box-shadow: var(--shadow-1);
}
.page-news .news-archive__range {
  margin: 0;
  font-family: var(--font-body);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .09em;
  color: var(--slate);
  font-variant-numeric: tabular-nums;
}
.page-news .news-archive__card h3 {
  font-family: var(--font-head);
  font-size: 1.15rem;
  line-height: 1.4;
  color: var(--blue-deep);
  margin: .45rem 0 .5rem;
}
.page-news .news-archive__card p {
  margin: 0;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--slate);
}
.page-news .news-archive__count {
  margin-top: .9rem;
  font-size: .82rem;
  font-weight: 700;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

/* ---------- 页尾提示 ---------- */
.page-news .news-foot {
  border-top: 1px solid var(--news-hair);
}
.page-news .news-foot__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem;
}
.page-news .news-foot__inner p {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  line-height: 1.6;
  color: var(--blue-deep);
}
.page-news .news-foot__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-news .news-hero__inner {
    grid-template-columns: 1.05fr .95fr;
    align-items: stretch;
  }
  .page-news .news-hero__media {
    align-self: stretch;
    display: flex;
    flex-direction: column;
  }
  .page-news .news-hero__media img {
    flex: 1;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .page-news .fold__body {
    padding-left: 4.1rem;
  }
  .page-news .news-legacy__layout {
    grid-template-columns: 1.15fr .85fr;
    align-items: start;
  }
  .page-news .news-search__grid {
    grid-template-columns: 1.1fr .9fr;
    align-items: start;
  }
  .page-news .news-cats__body {
    grid-template-columns: 1.25fr .75fr;
    align-items: start;
  }
  .page-news .news-archive__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-news .news-archive__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
  }
  .page-news .news-log__list {
    gap: 1rem;
  }
}

/* ---------- 很窄的屏 ---------- */
@media (max-width: 400px) {
  .page-news .fold__trigger {
    grid-template-columns: auto minmax(0, 1fr);
    grid-template-areas:
      "idx title"
      "sign sign";
    gap: .5rem .8rem;
  }
  .page-news .fold__index {
    grid-area: idx;
  }
  .page-news .news-log__body {
    grid-area: title;
  }
  .page-news .fold__sign {
    grid-area: sign;
    justify-self: end;
  }
  .page-news .fold__body {
    padding-left: 1.15rem;
  }
}
<<<END>>>