.page-news {
  background: var(--c-ink);
  color: var(--c-mist);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-news .news-title {
  margin: 10px 0 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(26px, 3.6vw, 42px);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--c-mist);
}

.page-news .news-lead {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-slate);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--c-ink);
  padding: clamp(96px, 13vh, 152px) 0 clamp(44px, 6vw, 76px);
}

.page-news .news-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-news .news-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .34;
}

.page-news .news-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6, 24, 38, .30) 0%, rgba(6, 24, 38, .86) 58%, var(--c-ink) 100%),
    radial-gradient(ellipse at 82% 8%, rgba(53, 224, 208, .22), transparent 58%);
}

.page-news .news-hero__inner {
  position: relative;
}

.page-news .news-hero__title {
  margin: 18px 0 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(40px, 7.4vw, 86px);
  line-height: .98;
  letter-spacing: -.03em;
  color: var(--c-mist);
  max-width: 16ch;
}

.page-news .news-hero__title em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--c-cyan);
}

.page-news .news-hero__lead {
  margin: 22px 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.15vw, 18px);
  line-height: 1.8;
  color: var(--c-slate);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(26px, 4vw, 42px);
}

.page-news .news-meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid rgba(232, 196, 138, .26);
  border-radius: 999px;
  background: rgba(16, 40, 59, .58);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--c-slate);
}

.page-news .news-meta b {
  color: var(--c-sand);
  font-weight: 600;
}

/* ---------- 周时间轴 ---------- */
.page-news .news-timeline {
  position: relative;
  background: var(--c-ink-2);
  border-top: 1px solid rgba(90, 125, 147, .22);
  padding: clamp(48px, 7vw, 84px) 0 clamp(40px, 6vw, 68px);
}

.page-news .news-timeline__head {
  max-width: 720px;
}

.page-news .news-index {
  position: sticky;
  top: 84px;
  z-index: 6;
  display: flex;
  gap: 8px;
  margin: clamp(22px, 3vw, 32px) 0 18px;
  padding: 10px 0;
  overflow-x: auto;
  scrollbar-width: none;
  background: linear-gradient(180deg, rgba(11, 34, 57, .96) 68%, rgba(11, 34, 57, 0));
}

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

.page-news .news-index__link {
  flex: 0 0 auto;
  padding: 6px 14px;
  border: 1px solid rgba(90, 125, 147, .45);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-slate);
  text-decoration: none;
  transition: color .28s var(--ease), background .28s var(--ease), border-color .28s var(--ease);
}

.page-news .news-index__link:hover,
.page-news .news-index__link:focus-visible {
  color: var(--c-ink);
  background: var(--c-cyan);
  border-color: var(--c-cyan);
  outline: none;
}

.page-news .news-index__link--now {
  color: var(--c-coral);
  border-color: rgba(255, 122, 89, .6);
  background: rgba(255, 122, 89, .1);
}

.page-news .week-scroller {
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  padding-bottom: 14px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--c-teal) rgba(90, 125, 147, .18);
}

.page-news .week-scroller::-webkit-scrollbar {
  height: 6px;
}

.page-news .week-scroller::-webkit-scrollbar-track {
  background: rgba(90, 125, 147, .18);
  border-radius: 999px;
}

.page-news .week-scroller::-webkit-scrollbar-thumb {
  background: var(--c-teal);
  border-radius: 999px;
}

.page-news .week-scroller:focus-visible {
  outline: 1px solid var(--c-cyan);
  outline-offset: 6px;
}

.page-news .week-track {
  list-style: none;
  display: flex;
  gap: 14px;
  margin: 0;
  padding: 0 0 6px;
  position: relative;
}

.page-news .week-track::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 27px;
  height: 1px;
  background: linear-gradient(90deg, rgba(53, 224, 208, .55), rgba(90, 125, 147, .18) 70%, transparent);
  pointer-events: none;
}

.page-news .week-card {
  flex: 0 0 clamp(212px, 24vw, 268px);
  scroll-snap-align: start;
  position: relative;
  display: grid;
  align-content: start;
  gap: 6px;
  padding: 22px 22px 26px;
  background: var(--c-panel);
  border: 1px solid rgba(90, 125, 147, .28);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}

.page-news .week-card:hover {
  border-color: rgba(53, 224, 208, .55);
  transform: translateY(-3px);
}

.page-news .week-card__code {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-slate);
}

.page-news .week-card__badge {
  justify-self: start;
  margin-bottom: 4px;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--c-coral);
  color: var(--c-ink);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  font-weight: 600;
}

.page-news .week-card__ver {
  font-family: var(--font-mono);
  font-size: clamp(26px, 2.8vw, 34px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--c-cyan);
}

.page-news .week-card__count {
  margin: 8px 0 0;
  font-size: 14px;
  color: var(--c-mist);
}

.page-news .week-card__note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--c-sand);
}

.page-news .week-card--now {
  border-color: rgba(255, 122, 89, .5);
  background: linear-gradient(160deg, rgba(255, 122, 89, .1), var(--c-panel) 55%);
}

.page-news .week-card--now .week-card__ver {
  color: var(--c-mist);
}

/* ---------- 更新条目 ---------- */
.page-news .news-log {
  background: var(--c-ink);
  padding: clamp(56px, 8vw, 104px) 0;
}

.page-news .news-log__grid {
  display: grid;
  gap: clamp(32px, 4vw, 56px);
}

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

.page-news .log-list {
  list-style: none;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
  border-top: 1px solid rgba(90, 125, 147, .24);
}

.page-news .log-item {
  border-bottom: 1px solid rgba(90, 125, 147, .24);
}

.page-news .log-item > summary {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 6px 16px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  transition: background .28s var(--ease), box-shadow .28s var(--ease);
}

.page-news .log-item > summary::-webkit-details-marker {
  display: none;
}

.page-news .log-item > summary:hover {
  background: rgba(16, 40, 59, .55);
}

.page-news .log-item > summary:focus-visible {
  outline: 1px solid var(--c-cyan);
  outline-offset: 2px;
}

.page-news .log-item__ver {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--c-sand);
}

.page-news .log-item__title {
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-mist);
}

.page-news .log-item__type {
  justify-self: start;
  padding: 3px 10px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  white-space: nowrap;
  border: 1px solid transparent;
}

.page-news .log-item__type--entry {
  color: var(--c-coral);
  border-color: rgba(255, 122, 89, .45);
  background: rgba(255, 122, 89, .1);
}

.page-news .log-item__type--struct {
  color: var(--c-cyan);
  border-color: rgba(53, 224, 208, .42);
  background: rgba(53, 224, 208, .09);
}

.page-news .log-item__type--case {
  color: var(--c-sand);
  border-color: rgba(232, 196, 138, .42);
  background: rgba(232, 196, 138, .09);
}

.page-news .log-item__type--guide {
  color: #9fd6d8;
  border-color: rgba(27, 127, 130, .7);
  background: rgba(27, 127, 130, .22);
}

.page-news .log-item__type--brand {
  color: #c8d8e2;
  border-color: rgba(169, 192, 204, .4);
  background: rgba(169, 192, 204, .1);
}

.page-news .log-item__type--perf {
  color: var(--c-mist);
  border-color: rgba(90, 125, 147, .7);
  background: rgba(90, 125, 147, .18);
}

.page-news .log-item[open] > summary {
  background: rgba(16, 40, 59, .7);
}

.page-news .log-item[open] > summary .log-item__title {
  color: var(--c-cyan);
}

.page-news .log-item__body {
  margin: 0;
  padding: 0 0 20px 74px;
  max-width: 66ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-slate);
}

.page-news .news-log__aside {
  display: grid;
  gap: 22px;
  align-content: start;
  min-width: 0;
}

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

.page-news .news-log__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid rgba(90, 125, 147, .28);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-news .news-log__figure figcaption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-slate);
}

.page-news .news-log__tip {
  padding: 20px 22px;
  background: var(--c-panel);
  border-left: 2px solid var(--c-cyan);
}

.page-news .news-log__tip p:last-child {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-slate);
}

/* ---------- 版本演进 ---------- */
.page-news .news-evolution {
  background: var(--c-ink-2);
  padding: clamp(56px, 8vw, 104px) 0;
}

.page-news .evo-grid {
  display: grid;
  gap: clamp(24px, 3vw, 40px);
  margin-top: clamp(28px, 4vw, 48px);
}

.page-news .evo-figure {
  margin: 0;
  min-width: 0;
}

.page-news .evo-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid rgba(90, 125, 147, .26);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-news .evo-panel {
  min-width: 0;
  display: grid;
  gap: 24px;
}

.page-news .evo-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: rgba(90, 125, 147, .22);
  border: 1px solid rgba(90, 125, 147, .22);
}

.page-news .evo-stats li {
  display: grid;
  gap: 6px;
  padding: 20px 18px;
  background: var(--c-panel);
}

.page-news .evo-stats__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(26px, 3.2vw, 38px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--c-cyan);
}

.page-news .evo-stats li:nth-child(2n) .evo-stats__num {
  color: var(--c-sand);
}

.page-news .evo-stats__label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--c-slate);
}

.page-news .evo-bars-wrap {
  padding: 22px;
  background: rgba(16, 40, 59, .7);
  border: 1px solid rgba(90, 125, 147, .24);
}

.page-news .evo-bars__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--c-sand);
}

.page-news .evo-bars {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .evo-bar {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 46px;
  align-items: center;
  gap: 14px;
}

.page-news .evo-bar__label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-slate);
}

.page-news .evo-bar__track {
  display: block;
  height: 8px;
  border-radius: 999px;
  background: rgba(90, 125, 147, .22);
  overflow: hidden;
}

.page-news .evo-bar__fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--c-teal), var(--c-cyan));
}

.page-news .evo-bar__fill--q1 {
  width: 87.5%;
}

.page-news .evo-bar__fill--q2 {
  width: 100%;
}

.page-news .evo-bar__fill--q3 {
  width: 75%;
}

.page-news .evo-bar__fill--q4 {
  width: 75%;
  background: linear-gradient(90deg, rgba(255, 122, 89, .7), var(--c-coral));
}

.page-news .evo-bar__num {
  font-family: var(--font-mono);
  font-size: 12px;
  text-align: right;
  color: var(--c-mist);
}

.page-news .evo-bars__note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-slate);
}

/* ---------- 获取摘要 ---------- */
.page-news .news-follow {
  background: var(--c-ink);
  padding: clamp(56px, 8vw, 104px) 0;
}

.page-news .follow-grid {
  display: grid;
  gap: clamp(32px, 4vw, 56px);
  align-items: center;
}

.page-news .follow-copy {
  min-width: 0;
}

.page-news .follow-steps {
  list-style: none;
  margin: clamp(24px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-news .follow-steps li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding-top: 18px;
  border-top: 1px solid rgba(90, 125, 147, .22);
}

.page-news .follow-steps li:first-child {
  border-top: none;
  padding-top: 0;
}

.page-news .follow-steps__n {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--c-cyan);
  padding-top: 3px;
}

.page-news .follow-steps b {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-mist);
}

.page-news .follow-steps p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-slate);
}

.page-news .follow-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(26px, 3vw, 34px);
}

.page-news .follow-figure {
  margin: 0;
  min-width: 0;
}

.page-news .follow-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid rgba(90, 125, 147, .26);
  clip-path: polygon(calc(var(--cut)) 0, 100% 0, 100% 100%, 0 100%, 0 var(--cut));
}

.page-news .follow-figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--c-sand);
}

/* ---------- 相关入口 ---------- */
.page-news .news-next {
  background: var(--c-ink-2);
  border-top: 1px solid rgba(90, 125, 147, .22);
  padding: clamp(52px, 7vw, 88px) 0 clamp(60px, 8vw, 96px);
}

.page-news .next-grid {
  list-style: none;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-news .next-card a {
  display: grid;
  gap: 10px;
  padding: 24px 24px 28px;
  background: var(--c-panel);
  border: 1px solid rgba(90, 125, 147, .26);
  color: var(--c-mist);
  text-decoration: none;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
  transition: border-color .3s var(--ease), transform .3s var(--ease), background .3s var(--ease);
}

.page-news .next-card a:hover,
.page-news .next-card a:focus-visible {
  border-color: rgba(53, 224, 208, .6);
  background: rgba(16, 40, 59, .95);
  transform: translateY(-3px);
  outline: none;
}

.page-news .next-card__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--c-sand);
}

.page-news .next-card__t {
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-mist);
}

.page-news .next-card__arrow {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--c-cyan);
  transition: transform .3s var(--ease);
}

.page-news .next-card a:hover .next-card__arrow {
  transform: translateX(5px);
}

/* ---------- 响应式 ---------- */
@media (max-width: 700px) {
  .page-news .news-index {
    position: static;
    background: none;
    padding: 0;
  }

  .page-news .log-item > summary {
    grid-template-columns: 54px minmax(0, 1fr);
    gap: 6px 12px;
  }

  .page-news .log-item__type {
    grid-column: 2;
    justify-self: start;
  }

  .page-news .log-item__body {
    padding-left: 0;
  }

  .page-news .week-card {
    flex: 0 0 78%;
  }
}

@media (min-width: 760px) {
  .page-news .next-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-log__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-log__aside {
    position: sticky;
    top: 104px;
  }

  .page-news .evo-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: start;
  }

  .page-news .follow-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .week-card,
  .page-news .next-card a,
  .page-news .next-card__arrow,
  .page-news .news-index__link,
  .page-news .log-item > summary {
    transition: none;
  }

  .page-news .week-card:hover,
  .page-news .next-card a:hover,
  .page-news .next-card a:focus-visible {
    transform: none;
  }

  .page-news .next-card a:hover .next-card__arrow {
    transform: none;
  }
}