.page-news {
  --news-line: rgba(232, 237, 242, 0.1);
  --news-line-strong: rgba(0, 229, 192, 0.38);
  --news-mono: var(--font-mono);
  padding: 28px 0 88px;
  color: var(--white);
  overflow-x: clip;
}

/* 面包屑与页首 */
.page-news .breadcrumb {
  margin-bottom: 22px;
}

.page-news .news-intro {
  max-width: 48rem;
}

.page-news .news-intro__eyebrow {
  margin: 0 0 14px;
  font-family: var(--news-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-news .news-intro__title {
  margin: 0;
  font-size: clamp(36px, 9vw, 68px);
  line-height: 1.02;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-news .news-intro__title::after {
  content: "";
  display: block;
  width: 76px;
  height: 3px;
  margin-top: 18px;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
}

.page-news .news-intro__lede {
  margin: 22px 0 0;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .news-intro__meta {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* 首图 */
.page-news .news-hero {
  --cut: clamp(20px, 5vw, 48px);
  margin: 34px 0 0;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

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

.page-news .news-hero__caption {
  margin: 14px 0 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* 01 栏目方向 */
.page-news .news-channel-list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .news-channel {
  padding: 24px 20px 22px;
  background: var(--ink-800);
  border: 1px solid var(--news-line);
  border-top: 2px solid var(--cyan);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-news .news-channel:hover {
  border-color: var(--news-line-strong);
  border-top-color: var(--orange);
  transform: translateY(-3px);
}

.page-news .news-channel__no {
  display: block;
  margin-bottom: 14px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-news .news-channel__name {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--white);
}

.page-news .news-channel__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* 02 数据观察 */
.page-news .news-data {
  display: grid;
  gap: 28px;
  align-items: center;
}

.page-news .news-data__media .media-frame {
  margin: 0;
}

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

.page-news .news-data__index {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-news .news-data__title {
  margin: 0 0 16px;
  font-size: clamp(26px, 5vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-news .news-data__lead {
  margin: 0 0 20px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--muted);
}

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

.page-news .news-data__list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .news-data__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 13px;
  width: 9px;
  height: 2px;
  background: var(--cyan);
}

.page-news .news-data__list strong {
  color: var(--white);
  font-weight: 700;
}

.page-news .news-data__more {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-news .news-data__more a {
  color: var(--cyan);
  border-bottom: 1px solid var(--news-line-strong);
}

.page-news .news-data__more a:hover {
  color: var(--cyan-soft);
}

/* 03 待读推荐 */
.page-news .news-picks__grid {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}

.page-news .news-pick {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px 26px;
  background: var(--ink-800);
  border: 1px solid var(--news-line);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.page-news .news-pick--lead {
  background: linear-gradient(160deg, var(--ink-700), var(--ink-900));
  border-color: rgba(0, 229, 192, 0.22);
}

.page-news .news-pick__media {
  margin: 0 0 16px;
  border: 1px solid var(--news-line);
}

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

.page-news .news-pick__tag {
  align-self: flex-start;
  margin: 0 0 2px;
  padding: 5px 12px;
  background: var(--orange);
  color: var(--ink-900);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.page-news .news-pick__title {
  margin: 0;
  font-size: 19px;
  line-height: 1.42;
  font-weight: 700;
  color: var(--white);
}

.page-news .news-pick--lead .news-pick__title {
  font-size: clamp(22px, 3.4vw, 28px);
  line-height: 1.32;
}

.page-news .news-pick__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* 04 最新条目 */
.page-news .news-filter {
  position: relative;
  margin-top: 26px;
}

.page-news .news-filter__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.page-news .news-filter__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.page-news .news-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  font-size: 14px;
  color: var(--muted);
  background: var(--ink-800);
  border: 1px solid var(--news-line);
  cursor: pointer;
  user-select: none;
  transition: color 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.page-news .news-tab:hover {
  color: var(--white);
  border-color: var(--news-line-strong);
}

.page-news .news-filter:has(#nf-all:checked) [for="nf-all"],
.page-news .news-filter:has(#nf-analysis:checked) [for="nf-analysis"],
.page-news .news-filter:has(#nf-version:checked) [for="nf-version"],
.page-news .news-filter:has(#nf-data:checked) [for="nf-data"],
.page-news .news-filter:has(#nf-qa:checked) [for="nf-qa"] {
  color: var(--ink-900);
  background: var(--cyan);
  border-color: var(--cyan);
  font-weight: 700;
}

.page-news .news-filter:has(#nf-all:focus-visible) [for="nf-all"],
.page-news .news-filter:has(#nf-analysis:focus-visible) [for="nf-analysis"],
.page-news .news-filter:has(#nf-version:focus-visible) [for="nf-version"],
.page-news .news-filter:has(#nf-data:focus-visible) [for="nf-data"],
.page-news .news-filter:has(#nf-qa:focus-visible) [for="nf-qa"] {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-news .news-filter:has(#nf-analysis:checked) .news-item[data-cat]:not([data-cat="analysis"]),
.page-news .news-filter:has(#nf-version:checked) .news-item[data-cat]:not([data-cat="version"]),
.page-news .news-filter:has(#nf-data:checked) .news-item[data-cat]:not([data-cat="data"]),
.page-news .news-filter:has(#nf-qa:checked) .news-item[data-cat]:not([data-cat="qa"]) {
  display: none;
}

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

.page-news .news-item {
  padding: 20px 0 22px;
  border-top: 1px solid var(--news-line);
}

.page-news .news-item__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.page-news .news-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink-900);
  background: var(--cyan);
}

.page-news .news-tag--version {
  background: var(--orange);
}

.page-news .news-tag--data {
  background: var(--green);
}

.page-news .news-tag--qa {
  background: var(--orange-soft);
}

.page-news .news-item__time {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-news .news-item__time::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 1px;
  margin-right: 6px;
  vertical-align: middle;
  background: currentColor;
  opacity: 0.7;
}

.page-news .news-item__title {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.45;
  font-weight: 700;
  color: var(--white);
}

.page-news .news-item__text {
  margin: 0;
  max-width: 40em;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-news .news-item--figure {
  padding: 22px 0;
}

.page-news .news-item--figure .media-frame {
  margin: 0;
}

.page-news .news-item--figure .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* 05 专题系列 */
.page-news .news-track {
  list-style: none;
  margin: 30px 0 0;
  padding: 0 0 14px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 78%;
  gap: 14px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
  scrollbar-color: var(--ink-700) transparent;
}

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

.page-news .news-track::-webkit-scrollbar-thumb {
  background: var(--ink-700);
}

.page-news .news-track__card {
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 20px 26px;
  background: linear-gradient(180deg, var(--ink-800), var(--ink-900));
  border: 1px solid var(--news-line);
  border-left: 2px solid var(--orange);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-news .news-track__card:hover {
  border-color: var(--news-line-strong);
  border-left-color: var(--cyan);
  transform: translateY(-3px);
}

.page-news .news-track__no {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-news .news-track__title {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--white);
}

.page-news .news-track__text {
  flex: 1;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .news-track__meta {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

/* 06 订阅 */
.page-news .news-subscribe__box {
  display: grid;
  gap: 24px;
  margin-top: 26px;
  padding: 30px 22px;
  background: linear-gradient(140deg, var(--teal), var(--ink-800) 62%);
  border: 1px solid rgba(0, 229, 192, 0.28);
}

.page-news .news-subscribe__title {
  margin: 0 0 12px;
  font-size: clamp(24px, 4.6vw, 34px);
  line-height: 1.2;
  color: var(--white);
}

.page-news .news-subscribe__text {
  margin: 0;
  max-width: 42em;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .news-subscribe__action {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

/* 07 线索与投稿 */
.page-news .news-contribute {
  border-top: 1px solid var(--news-line);
}

.page-news .news-contribute__title {
  margin: 0 0 14px;
  font-size: clamp(22px, 4vw, 30px);
  line-height: 1.25;
  color: var(--white);
}

.page-news .news-contribute__text {
  margin: 0 0 22px;
  max-width: 42em;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--muted);
}

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

/* 断点 */
@media (min-width: 720px) {
  .page-news .news-channel-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .news-track {
    grid-auto-columns: 46%;
  }
}

@media (min-width: 900px) {
  .page-news {
    padding-top: 40px;
  }

  .page-news .news-hero {
    margin-top: 44px;
  }

  .page-news .news-data {
    grid-template-columns: 0.82fr 1.18fr;
    gap: 52px;
  }

  .page-news .news-picks__grid {
    grid-template-columns: 1.2fr 1fr;
    align-items: start;
  }

  .page-news .news-pick--lead {
    grid-row: span 2;
  }

  .page-news .news-item[data-cat] {
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr);
    column-gap: 28px;
    grid-template-areas:
      "head title"
      "head text";
    align-items: start;
  }

  .page-news .news-item__head {
    grid-area: head;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 0;
    padding-top: 3px;
  }

  .page-news .news-item__title {
    grid-area: title;
  }

  .page-news .news-item__text {
    grid-area: text;
  }

  .page-news .news-subscribe__box {
    grid-template-columns: 1.4fr 1fr;
    align-items: center;
    padding: 40px 36px;
  }

  .page-news .news-track {
    grid-auto-columns: 32%;
  }
}

@media (min-width: 1080px) {
  .page-news .news-channel-list {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-channel,
  .page-news .news-track__card,
  .page-news .news-tab {
    transition: none;
  }

  .page-news .news-channel:hover,
  .page-news .news-track__card:hover {
    transform: none;
  }
}