.page-news {
  --news-axis: 11px;
  --news-line: rgba(44, 232, 213, .26);
  --news-card: rgba(246, 241, 231, .045);
  background:
    radial-gradient(120% 55% at 10% 0%, rgba(14, 59, 46, .92), transparent 62%),
    radial-gradient(85% 45% at 100% 8%, rgba(59, 31, 94, .55), transparent 64%),
    var(--night-blue);
  color: var(--on-dark);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-news .container {
  width: min(1200px, 92vw);
  margin-inline: auto;
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-top: calc(var(--header-h) + 22px);
  font-family: var(--font-ui);
  font-size: .82rem;
  letter-spacing: .05em;
  color: var(--mist);
}

.page-news .breadcrumb a {
  color: var(--neon-cyan);
  text-decoration: none;
}

.page-news .breadcrumb a:hover {
  text-decoration: underline;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding: clamp(22px, 4vw, 44px) 0 clamp(40px, 7vw, 84px);
}

.page-news .news-hero__inner {
  display: grid;
  gap: clamp(28px, 5vw, 52px);
  align-items: end;
}

.page-news .news-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--neon-cyan);
}

.page-news .news-hero__title {
  display: flex;
  flex-direction: column;
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-weight: 900;
  line-height: .98;
  letter-spacing: -.02em;
}

.page-news .news-hero__title-cn {
  font-size: clamp(2.7rem, 12vw, 5.2rem);
  color: var(--on-dark-strong);
}

.page-news .news-hero__title-en {
  margin-top: .55em;
  font-family: var(--font-mono);
  font-size: clamp(.7rem, 2.6vw, .92rem);
  font-weight: 500;
  letter-spacing: .44em;
  color: var(--chip-magenta);
}

.page-news .news-hero__lede {
  max-width: 40ch;
  margin: 0 0 26px;
  font-size: 1.03rem;
  line-height: 1.85;
  color: var(--on-dark);
}

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

.page-news .news-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 34px;
  margin: 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--line-dark);
  list-style: none;
}

.page-news .news-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-news .news-hero__facts b {
  font-family: var(--font-mono);
  font-size: 1.42rem;
  font-weight: 600;
  color: var(--neon-cyan);
}

.page-news .news-hero__facts span {
  font-family: var(--font-ui);
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--mist);
}

/* ---------- 媒体容器 ---------- */
.page-news .news-media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  background: rgba(11, 18, 38, .6);
}

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

.page-news .news-media__caption {
  padding: 12px 18px 14px;
  font-family: var(--font-ui);
  font-size: .78rem;
  line-height: 1.6;
  letter-spacing: .03em;
  color: var(--mist);
}

.page-news .news-hero__media {
  border-color: var(--line-cyan);
  box-shadow: var(--shadow-lift);
}

/* ---------- 斜切色带 ---------- */
.page-news .slash-band {
  height: 4px;
  margin: 0;
  background: linear-gradient(90deg, var(--neon-cyan), var(--arcade-green) 38%, var(--deep-purple) 68%, var(--chip-magenta));
  transform: skewY(-1.2deg);
  opacity: .85;
}

/* ---------- 区块骨架 ---------- */
.page-news .news-section {
  padding: clamp(44px, 6.5vw, 82px) 0;
}

.page-news .news-section--tinted {
  background: linear-gradient(180deg, rgba(14, 59, 46, .55), rgba(11, 18, 38, 0) 70%);
}

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

.page-news .news-section__head {
  max-width: 46em;
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-news .news-section__head h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.55rem, 4.4vw, 2.35rem);
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--on-dark-strong);
}

.page-news .news-section__intro {
  margin: 0;
  font-size: .97rem;
  line-height: 1.85;
  color: var(--on-dark);
}

.page-news .news-section--ivory .news-kicker {
  color: var(--chip-red);
}

.page-news .news-section--ivory .news-section__head h2 {
  color: var(--ink);
}

.page-news .news-section--ivory .news-section__intro {
  color: rgba(17, 19, 24, .72);
}

/* ---------- 标签筛选 ---------- */
.page-news .news-filter {
  position: sticky;
  top: calc(var(--header-h) + 10px);
  z-index: 4;
  display: flex;
  gap: 8px;
  margin: 0 0 28px;
  padding: 9px;
  overflow-x: auto;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  background: rgba(11, 18, 38, .9);
  backdrop-filter: blur(10px);
  scrollbar-width: none;
}

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

.page-news .tag-chip {
  flex: 0 0 auto;
  padding: 8px 18px;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  background: transparent;
  color: var(--mist);
  font-family: var(--font-ui);
  font-size: .82rem;
  letter-spacing: .06em;
  cursor: pointer;
  transition: color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-news .tag-chip:hover {
  color: var(--neon-cyan);
  border-color: var(--line-cyan);
}

.page-news .tag-chip[aria-pressed="true"] {
  color: var(--night-blue);
  background: var(--neon-cyan);
  border-color: var(--neon-cyan);
  font-weight: 700;
}

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

.page-news .news-timeline::before {
  content: "";
  position: absolute;
  left: var(--news-axis);
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--neon-cyan), rgba(44, 232, 213, .1) 58%, transparent);
}

.page-news .news-entry {
  position: relative;
  padding: 0 0 24px 36px;
}

.page-news .news-entry:last-child {
  padding-bottom: 0;
}

.page-news .news-entry__node {
  position: absolute;
  left: 5px;
  top: 8px;
  width: 12px;
  height: 12px;
  border: 2px solid var(--mist);
  border-radius: 50%;
  background: var(--night-blue);
  transition: border-color .25s var(--ease), background-color .25s var(--ease), box-shadow .25s var(--ease);
}

.page-news .news-entry[data-tags~="入口"] .news-entry__node {
  border-color: rgba(44, 232, 213, .8);
}

.page-news .news-entry[data-tags~="资料"] .news-entry__node {
  border-color: rgba(226, 185, 74, .8);
}

.page-news .news-entry[data-tags~="版本"] .news-entry__node {
  border-color: rgba(255, 61, 139, .8);
}

.page-news .news-entry[data-tags~="体验"] .news-entry__node {
  border-color: rgba(18, 227, 155, .8);
}

.page-news .news-entry:hover .news-entry__node {
  border-color: var(--neon-cyan);
  background: var(--neon-cyan);
  box-shadow: 0 0 0 5px rgba(44, 232, 213, .16);
}

.page-news .news-entry__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 7px;
}

.page-news .news-entry__tag {
  padding: 3px 11px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-family: var(--font-ui);
  font-size: .72rem;
  letter-spacing: .12em;
}

.page-news .news-entry__tag--entry {
  color: var(--neon-cyan);
  background: rgba(44, 232, 213, .09);
}

.page-news .news-entry__tag--data {
  color: var(--gold);
  background: rgba(226, 185, 74, .1);
}

.page-news .news-entry__tag--version {
  color: var(--chip-magenta);
  background: rgba(255, 61, 139, .1);
}

.page-news .news-entry__tag--ux {
  color: var(--arcade-green);
  background: rgba(18, 227, 155, .1);
}

.page-news .news-entry__when {
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--mist);
  text-align: right;
}

.page-news .news-entry__title {
  margin: 0 0 6px;
  font-family: var(--font-ui);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--on-dark-strong);
}

.page-news .news-entry__sum {
  margin: 0;
  font-size: .92rem;
  line-height: 1.8;
  color: rgba(246, 241, 231, .72);
}

.page-news .news-entry__more {
  max-height: 0;
  margin: 0;
  overflow: hidden;
  opacity: 0;
  font-size: .87rem;
  line-height: 1.85;
  color: var(--mist);
  transition: max-height .3s var(--ease), opacity .3s var(--ease), margin-top .3s var(--ease);
}

.page-news .news-entry:hover .news-entry__more,
.page-news .news-entry:focus-within .news-entry__more {
  max-height: 9rem;
  margin-top: 9px;
  opacity: 1;
}

/* ---------- 版本归档 ---------- */
.page-news .version-archive {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-news .version-stack {
  display: grid;
  gap: 16px;
}

.page-news .version-card {
  display: grid;
  gap: 14px;
  padding: 22px;
  border: 1px solid var(--line-dark);
  border-left: 3px solid var(--chip-magenta);
  border-radius: var(--radius-md);
  background: var(--news-card);
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}

.page-news .version-card:hover {
  border-left-color: var(--neon-cyan);
  transform: translateX(3px);
}

.page-news .version-card__badge {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-news .version-card__no {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--chip-magenta);
}

.page-news .version-card__state {
  font-family: var(--font-ui);
  font-size: .74rem;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-news .version-card__body h3 {
  margin: 0 0 10px;
  font-family: var(--font-ui);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--on-dark-strong);
}

.page-news .version-card__body p {
  margin: 0 0 14px;
  font-size: .92rem;
  line-height: 1.9;
  color: rgba(246, 241, 231, .72);
}

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

.page-news .version-card__tags li {
  padding: 3px 12px;
  border: 1px solid var(--line-cyan);
  border-radius: 999px;
  font-family: var(--font-ui);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--neon-cyan);
}

/* ---------- 资料动态 ---------- */
.page-news .news-split {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  align-items: start;
}

.page-news .library-list {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-news .library-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
  background: var(--news-card);
}

.page-news .library-item__flag {
  align-self: start;
  padding: 4px 11px;
  border-radius: var(--radius-sm);
  font-family: var(--font-ui);
  font-size: .72rem;
  letter-spacing: .1em;
  white-space: nowrap;
}

.page-news .library-item__flag--new {
  color: var(--night-blue);
  background: var(--arcade-green);
}

.page-news .library-item__flag--move {
  color: var(--ivory);
  background: var(--deep-purple);
}

.page-news .library-item h3 {
  margin: 0 0 7px;
  font-family: var(--font-ui);
  font-size: .98rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--on-dark-strong);
}

.page-news .library-item p {
  margin: 0;
  font-size: .89rem;
  line-height: 1.8;
  color: rgba(246, 241, 231, .7);
}

.page-news .news-split__foot {
  margin: 0;
  font-size: .9rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .news-split__foot a {
  color: var(--neon-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
}

.page-news .news-split__foot a:hover {
  color: var(--on-dark-strong);
}

/* ---------- 专题卡片带 ---------- */
.page-news .series-rail {
  display: flex;
  gap: 18px;
  padding: 4px 4px 18px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-news .series-rail::-webkit-scrollbar {
  height: 6px;
}

.page-news .series-rail::-webkit-scrollbar-thumb {
  background: rgba(215, 38, 61, .35);
  border-radius: 999px;
}

.page-news .series-card {
  flex: 0 0 82%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line-light);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: 0 14px 30px rgba(17, 19, 24, .12);
  scroll-snap-align: start;
}

.page-news .series-card__cover img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

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

.page-news .series-card__count {
  margin: 0 0 10px;
  font-size: .74rem;
  letter-spacing: .14em;
  color: var(--chip-red);
}

.page-news .series-card__body h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.16rem;
  line-height: 1.35;
  color: var(--ink);
}

.page-news .series-card__body p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.85;
  color: rgba(17, 19, 24, .68);
}

/* ---------- 标签说明 ---------- */
.page-news .tag-guide {
  display: grid;
  gap: 16px;
}

.page-news .tag-guide__card {
  padding: 22px;
  border: 1px solid var(--line-dark);
  border-top: 3px solid var(--neon-cyan);
  border-radius: var(--radius-md);
  background: var(--news-card);
}

.page-news .tag-guide__card--entry {
  border-top-color: var(--neon-cyan);
}

.page-news .tag-guide__card--data {
  border-top-color: var(--gold);
}

.page-news .tag-guide__card--version {
  border-top-color: var(--chip-magenta);
}

.page-news .tag-guide__card--ux {
  border-top-color: var(--arcade-green);
}

.page-news .tag-guide__code {
  margin: 0 0 12px;
  font-size: .78rem;
  letter-spacing: .16em;
  color: var(--neon-cyan);
}

.page-news .tag-guide__card--data .tag-guide__code {
  color: var(--gold);
}

.page-news .tag-guide__card--version .tag-guide__code {
  color: var(--chip-magenta);
}

.page-news .tag-guide__card--ux .tag-guide__code {
  color: var(--arcade-green);
}

.page-news .tag-guide__card h3 {
  margin: 0 0 10px;
  font-family: var(--font-ui);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--on-dark-strong);
}

.page-news .tag-guide__card p {
  margin: 0;
  font-size: .89rem;
  line-height: 1.85;
  color: rgba(246, 241, 231, .7);
}

/* ---------- 结尾引导 ---------- */
.page-news .news-cta {
  padding: 0 0 clamp(48px, 7vw, 92px);
}

.page-news .news-cta__inner {
  display: grid;
  gap: 24px;
  padding: clamp(28px, 4vw, 44px);
  border: 1px solid var(--line-cyan);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(120deg, rgba(44, 232, 213, .12), rgba(255, 61, 139, .14)),
    rgba(11, 18, 38, .7);
}

.page-news .news-cta__copy h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.4rem, 4vw, 2rem);
  line-height: 1.2;
  color: var(--on-dark-strong);
}

.page-news .news-cta__copy p {
  max-width: 44ch;
  margin: 0;
  font-size: .95rem;
  line-height: 1.9;
  color: var(--on-dark);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-news .news-hero__inner {
    grid-template-columns: 1.1fr .9fr;
  }

  .page-news .tag-guide {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .series-card {
    flex: 0 0 46%;
  }

  .page-news .news-cta__inner {
    grid-template-columns: 1.3fr .7fr;
    align-items: center;
  }

  .page-news .news-cta__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 960px) {
  .page-news .version-archive {
    grid-template-columns: .82fr 1.18fr;
  }

  .page-news .version-archive__media {
    position: sticky;
    top: calc(var(--header-h) + 26px);
  }

  .page-news .news-split {
    grid-template-columns: 1.12fr .88fr;
  }

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

  .page-news .series-card {
    flex: 0 0 30%;
  }

  .page-news .version-card {
    grid-template-columns: 116px 1fr;
    align-items: start;
    padding: 24px 26px;
  }

  .page-news .version-card__badge {
    flex-direction: column;
    gap: 6px;
  }
}

@media (hover: none) {
  .page-news .news-entry__more {
    max-height: none;
    margin-top: 9px;
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-entry__node,
  .page-news .news-entry__more,
  .page-news .version-card,
  .page-news .tag-chip {
    transition: none;
  }

  .page-news .version-card:hover {
    transform: none;
  }
}