.page-news {
  --news-gap: clamp(18px, 3vw, 36px);
  --news-top: calc(var(--strip-h) + 20px);
  color: var(--white);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 64px) 0 clamp(20px, 3vw, 40px);
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(34, 240, 214, 0.16), transparent 62%),
    radial-gradient(90% 70% at 92% 8%, rgba(168, 216, 240, 0.1), transparent 55%),
    var(--deep);
  border-bottom: 1px solid var(--grid);
}

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

.page-news .news-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 9vw, 5.5rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  margin: 0.28em 0 0.4em;
  color: var(--white);
}

.page-news .news-hero__lede {
  max-width: 48ch;
  margin: 0 0 1.7em;
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.75;
  color: var(--sky);
}

.page-news .news-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px clamp(18px, 4vw, 44px);
  margin: 0;
  padding: 16px 0;
  border-top: 1px solid var(--grid);
  border-bottom: 1px solid var(--grid);
}

.page-news .news-hero__stats > div {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-news .news-hero__stats dt {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-news .news-hero__stats dd {
  margin: 0;
  font-size: 1.25rem;
  color: var(--cyan);
}

.page-news .news-hero__ticks {
  height: 34px;
  margin-top: 22px;
  background-image: repeating-linear-gradient(to right, var(--grid) 0 1px, transparent 1px 44px);
  -webkit-mask-image: linear-gradient(to right, #000 0 55%, transparent 100%);
  mask-image: linear-gradient(to right, #000 0 55%, transparent 100%);
}

/* ---------- 置顶条目 ---------- */
.page-news .news-pinned {
  padding: clamp(20px, 3vw, 36px) 0 0;
}

.page-news .pinned {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--grid);
  border-left: 3px solid var(--coral);
  background: var(--panel);
}

.page-news .pinned__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}

.page-news .pinned__body {
  position: relative;
  padding: clamp(22px, 4vw, 56px);
  background: linear-gradient(100deg, rgba(4, 12, 22, 0.94) 0%, rgba(4, 12, 22, 0.62) 62%, rgba(4, 12, 22, 0.24) 100%);
}

.page-news .pinned__head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.page-news .pinned__ver {
  font-size: clamp(1.5rem, 4vw, 2.6rem);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--sand);
}

.page-news .pinned__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4.4vw, 2.9rem);
  line-height: 1.1;
  margin: 0 0 0.55em;
  max-width: 20ch;
  color: var(--white);
}

.page-news .pinned__text {
  max-width: 54ch;
  margin: 0 0 1.5em;
  line-height: 1.75;
  color: var(--sky);
}

.page-news .pinned__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 24px;
}

.page-news .pinned__time {
  font-size: 0.8125rem;
  color: var(--muted);
}

.page-news .pinned__link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 240, 214, 0.4);
  padding-bottom: 2px;
}

.page-news .pinned__link:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 分类浏览 ---------- */
.page-news .cats__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: clamp(16px, 2.5vw, 28px);
}

.page-news .cats__glyph {
  display: block;
  flex: none;
  width: clamp(64px, 10vw, 112px);
  height: auto;
  opacity: 0.85;
}

.page-news .cats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-news .cat-card {
  display: grid;
  gap: 4px;
  padding: 20px 18px 18px;
  border: 1px solid var(--grid);
  background: var(--panel);
  cursor: pointer;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), background-color 0.3s var(--ease);
}

.page-news .cat-card__num {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--sand);
}

.page-news .cat-card__name {
  font-size: 1.0625rem;
  color: var(--white);
}

.page-news .cat-card__desc {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--muted);
}

.page-news .cat-card__count {
  margin-top: 8px;
  font-size: 0.75rem;
  color: var(--cyan);
}

@media (hover: hover) {
  .page-news .cat-card:hover {
    transform: translateY(-2px);
    border-color: var(--cyan-deep);
  }
}

/* ---------- 更新列表 ---------- */
.page-news .news-board {
  position: relative;
}

.page-news .board-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-news .board__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
}

.page-news .scale {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.page-news .scale__title {
  display: none;
}

.page-news .scale__item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex: none;
  padding: 8px 12px;
  border: 1px solid var(--grid);
  font-size: 0.8125rem;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-news .scale__num {
  font-size: 0.6875rem;
  color: var(--sand);
}

.page-news .scale__count {
  font-size: 0.6875rem;
  color: inherit;
  opacity: 0.7;
}

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

.page-news .section-head__title {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 2rem);
  line-height: 1.15;
  margin: 0 0 8px;
  color: var(--white);
}

.page-news .ist {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-news .ist__row {
  border-top: 1px solid var(--grid);
}

.page-news .ist__row:last-child {
  border-bottom: 1px solid var(--grid);
}

.page-news .ist-item {
  display: block;
}

.page-news .ist__summary {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "idx tag chev"
    "title title title"
    "time time time";
  gap: 6px 12px;
  padding: 18px 4px 18px 12px;
  cursor: pointer;
  list-style: none;
}

.page-news .ist__summary::-webkit-details-marker {
  display: none;
}

.page-news .ist__summary::marker {
  content: "";
}

.page-news .ist__summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: var(--cyan);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.32s var(--ease);
}

@media (hover: hover) {
  .page-news .ist__summary:hover::before {
    transform: scaleY(1);
  }
}

.page-news .ist-item[open] .ist__summary::before {
  transform: scaleY(1);
}

.page-news .ist__idx {
  grid-area: idx;
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--sand);
}

.page-news .ist__tag {
  grid-area: tag;
  justify-self: start;
  align-self: center;
  font-size: 0.6875rem;
}

.page-news .ist__title {
  grid-area: title;
  margin: 2px 0 0;
  font-size: 1.0625rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--white);
}

.page-news .ist__time {
  grid-area: time;
  font-size: 0.75rem;
  color: var(--muted);
}

.page-news .ist__chev {
  grid-area: chev;
  justify-self: end;
  align-self: start;
  font-size: 1rem;
  line-height: 1;
  color: var(--muted);
  transition: transform 0.3s var(--ease), color 0.3s var(--ease);
}

.page-news .ist-item[open] .ist__chev {
  transform: rotate(45deg);
  color: var(--cyan);
}

.page-news .ist__body {
  padding: 0 4px 20px 12px;
}

.page-news .ist__body p {
  margin: 0;
  max-width: 62ch;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--muted);
}

/* 筛选：当前分类的刻度与卡片高亮 */
.page-news .news-board:has(#f-all:checked) .scale__item[for="f-all"],
.page-news .news-board:has(#f-version:checked) .scale__item[for="f-version"],
.page-news .news-board:has(#f-column:checked) .scale__item[for="f-column"],
.page-news .news-board:has(#f-benefit:checked) .scale__item[for="f-benefit"],
.page-news .news-board:has(#f-device:checked) .scale__item[for="f-device"] {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-news:has(#f-version:checked) .cat-card[for="f-version"],
.page-news:has(#f-column:checked) .cat-card[for="f-column"],
.page-news:has(#f-benefit:checked) .cat-card[for="f-benefit"],
.page-news:has(#f-device:checked) .cat-card[for="f-device"] {
  border-color: var(--cyan);
  background: rgba(34, 240, 214, 0.07);
}

.page-news:has(#f-all:focus-visible) [for="f-all"],
.page-news:has(#f-version:focus-visible) [for="f-version"],
.page-news:has(#f-column:focus-visible) [for="f-column"],
.page-news:has(#f-benefit:focus-visible) [for="f-benefit"],
.page-news:has(#f-device:focus-visible) [for="f-device"] {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* 筛选：列表收敛 */
.page-news .news-board:has(#f-version:checked) .ist__row:not([data-cat="version"]),
.page-news .news-board:has(#f-column:checked) .ist__row:not([data-cat="column"]),
.page-news .news-board:has(#f-benefit:checked) .ist__row:not([data-cat="benefit"]),
.page-news .news-board:has(#f-device:checked) .ist__row:not([data-cat="device"]) {
  display: none;
}

/* ---------- 更新节奏 ---------- */
.page-news .rhythm {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  align-items: center;
}

.page-news .rhythm__media img,
.page-news .trace__media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--grid);
}

.page-news .rhythm__title,
.page-news .trace__title {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3.4vw, 2.2rem);
  line-height: 1.15;
  margin: 0.2em 0 0.6em;
  color: var(--white);
}

.page-news .rhythm__text,
.page-news .trace__text {
  margin: 0 0 1.2em;
  max-width: 56ch;
  line-height: 1.78;
  color: var(--sky);
}

.page-news .rhythm__stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(112px, 1fr));
  gap: 1px;
  margin: 22px 0 0;
  padding: 0;
  background: var(--grid);
}

.page-news .rhythm__stats li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 14px;
  background: var(--deep-2);
}

.page-news .rhythm__stats .mono {
  font-size: 1.5rem;
  line-height: 1;
  color: var(--cyan);
}

.page-news .rhythm__stats li > span:last-child {
  font-size: 0.75rem;
  color: var(--muted);
}

.page-news .rhythm__more {
  margin: 18px 0 0;
  font-size: 0.875rem;
  color: var(--muted);
}

.page-news .rhythm__more a,
.page-news .trace__steps a {
  color: var(--sky);
  text-decoration: none;
  border-bottom: 1px solid rgba(168, 216, 240, 0.35);
}

.page-news .rhythm__more a:hover,
.page-news .trace__steps a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 订阅变更追溯 ---------- */
.page-news .trace {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  align-items: center;
}

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

.page-news .trace__steps li {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--grid);
}

.page-news .trace__steps .mono {
  font-size: 0.8125rem;
  color: var(--sand);
}

.page-news .trace__steps h3 {
  margin: 0 0 6px;
  font-size: 0.9375rem;
  font-weight: 400;
  color: var(--white);
}

.page-news .trace__steps p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 行动区 ---------- */
.page-news .news-cta {
  background: var(--deep-2);
  border-top: 1px solid var(--grid);
}

.page-news .news-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  align-items: center;
}

.page-news .news-cta h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  line-height: 1.15;
  margin: 0.2em 0 0.55em;
  color: var(--white);
}

.page-news .news-cta__text {
  margin: 0;
  max-width: 56ch;
  line-height: 1.78;
  color: var(--sky);
}

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

/* ---------- 显现 ---------- */
.js .page-news [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.48s var(--ease), transform 0.48s var(--ease);
}

.js .page-news [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .js .page-news [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-news .cat-card,
  .page-news .ist__summary::before,
  .page-news .ist__chev,
  .page-news .scale__item {
    transition: none;
  }
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-news .cats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-news .ist__summary {
    grid-template-columns: 2.4rem 7.5rem minmax(0, 1fr) 5rem 1.4rem;
    grid-template-areas: "idx tag title time chev";
    align-items: center;
    gap: 0 14px;
    padding: 20px 8px 20px 14px;
  }

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

  .page-news .ist__time {
    text-align: right;
  }

  .page-news .ist__chev {
    align-self: center;
  }

  .page-news .ist__body {
    padding: 0 8px 22px 14px;
  }
}

@media (min-width: 860px) {
  .page-news .rhythm {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 56px;
  }

  .page-news .trace {
    grid-template-columns: 0.95fr 1.05fr;
    gap: 56px;
  }

  .page-news .trace__media {
    order: 2;
  }

  .page-news .news-cta__inner {
    grid-template-columns: 1.4fr auto;
    gap: 48px;
  }
}

@media (min-width: 900px) {
  .page-news .board__inner {
    grid-template-columns: 176px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-news .scale {
    display: block;
    position: sticky;
    top: var(--news-top);
    overflow: visible;
    padding: 0 0 0 1px;
    border-left: 1px solid var(--grid);
  }

  .page-news .scale__title {
    display: block;
    margin: 0 0 14px;
    padding-left: 12px;
    font-size: 0.6875rem;
    letter-spacing: 0.16em;
    color: var(--muted);
  }

  .page-news .scale__item {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    width: 100%;
    margin-left: -1px;
    padding: 11px 10px 11px 13px;
    border: 0;
    border-left: 2px solid transparent;
    white-space: normal;
    font-size: 0.875rem;
  }
}

@media (min-width: 1024px) {
  .page-news .cats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
<<<END>>>