/* ===== 内容观察 / insights ===== */
.page-news {
  --news-rail: 262px;
  --news-line: rgba(10, 42, 67, .13);
  --news-mono: "IBM Plex Mono", "Roboto Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  background: var(--sand);
  color: var(--ink);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: 34px 0 92px;
  background:
    radial-gradient(118% 88% at 84% 4%, rgba(105, 213, 198, .26), rgba(105, 213, 198, 0) 60%),
    radial-gradient(92% 70% at 4% 100%, rgba(31, 158, 154, .24), rgba(31, 158, 154, 0) 68%),
    linear-gradient(168deg, #0A2A43 0%, #0C3454 58%, #082238 100%);
  color: var(--sand);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: repeating-linear-gradient(115deg, rgba(105, 213, 198, .07) 0 1px, transparent 1px 46px);
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  left: -4%;
  right: -4%;
  bottom: -1px;
  z-index: 1;
  height: 60px;
  background: var(--sand);
  clip-path: polygon(0 100%, 100% 18%, 100% 100%);
  pointer-events: none;
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 16px;
}

.page-news .news-hero .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
}

.page-news .news-hero .breadcrumb-item {
  color: rgba(247, 241, 230, .56);
}

.page-news .news-hero .breadcrumb-item a {
  color: rgba(247, 241, 230, .9);
  text-decoration: none;
  border-bottom: 1px solid rgba(105, 213, 198, .45);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-news .news-hero .breadcrumb-item a:hover {
  color: var(--coral-soft);
  border-color: var(--coral-soft);
}

.page-news .news-hero .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-right: 10px;
  color: rgba(247, 241, 230, .28);
}

.page-news .news-hero__eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--teal-soft);
}

.page-news .news-hero__title {
  margin: 0;
  max-width: 17ch;
  font-size: clamp(30px, 8vw, 66px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.02em;
  color: #FBFDFF;
}

.page-news .news-hero__lead {
  margin: 0;
  max-width: 54ch;
  font-size: clamp(15px, 2.1vw, 17px);
  line-height: 1.95;
  color: rgba(247, 241, 230, .78);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 32px;
  margin: 8px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid rgba(105, 213, 198, .22);
}

.page-news .news-hero__meta li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-news .news-hero__num {
  font-family: var(--news-mono);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--coral);
}

.page-news .news-hero__lab {
  font-size: 13px;
  letter-spacing: .04em;
  color: rgba(247, 241, 230, .62);
}

/* ---------- 主体骨架 ---------- */
.page-news .news-body {
  padding-top: 10px;
}

.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 38px;
  align-items: start;
}

.page-news .news-stream {
  display: grid;
  gap: 80px;
  min-width: 0;
}

/* ---------- 左侧栏目索引 ---------- */
.page-news .news-rail {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-news .news-rail__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--ink-mute);
}

.page-news .rail-list {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .rail-link {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  border-radius: 999px;
  border-bottom: 3px solid transparent;
  background: rgba(10, 42, 67, .06);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
  transition: background .24s var(--ease), border-color .24s var(--ease), color .24s var(--ease);
}

.page-news .rail-link:hover,
.page-news .rail-link:focus-visible {
  background: rgba(31, 158, 154, .14);
  border-bottom-color: var(--coral);
  color: var(--teal-deep);
}

.page-news .rail-dot {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
}

.page-news .rail-dot--coral {
  background: var(--coral);
}

.page-news .rail-count {
  padding-left: 6px;
  font-family: var(--news-mono);
  font-size: 12px;
  font-weight: 400;
  color: var(--ink-mute);
}

.page-news .news-rail__note {
  margin: 0;
  padding: 14px 0 0;
  border-top: 1px dashed var(--news-line);
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--ink-mute);
}

.page-news .news-rail__note a {
  color: var(--teal-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(31, 158, 154, .42);
  transition: color .2s var(--ease), text-decoration-color .2s var(--ease);
}

.page-news .news-rail__note a:hover {
  color: var(--coral-deep);
  text-decoration-color: var(--coral);
}

/* ---------- 区块标题 ---------- */
.page-news .news-block {
  min-width: 0;
}

.page-news .news-block__head {
  display: grid;
  gap: 12px;
  margin-bottom: 28px;
}

.page-news .news-block__head::before {
  content: "";
  width: 46px;
  height: 3px;
  border-radius: 2px;
  background: var(--grad-teal);
}

.page-news .news-block__title {
  margin: 0;
  max-width: 22ch;
  font-size: clamp(23px, 4.6vw, 36px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -.015em;
  color: var(--ink);
}

.page-news .news-block .section-lead {
  margin: 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--ink-mute);
}

/* ---------- 图片 ---------- */
.page-news .media {
  display: block;
  margin: 0;
}

.page-news .media--cut {
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
}

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

.page-news .media__caption {
  margin-top: 10px;
  font-size: 12.5px;
  letter-spacing: .02em;
  line-height: 1.8;
  color: var(--ink-mute);
}

.page-news .news-cover {
  margin-bottom: 10px;
}

.page-news .news-cover img {
  aspect-ratio: 1000 / 640;
}

.page-news .news-series__cover {
  margin-bottom: 26px;
}

.page-news .news-series__cover img {
  aspect-ratio: 1200 / 800;
}

.page-news .news-picks__cover {
  margin-bottom: 26px;
}

.page-news .news-picks__cover img {
  aspect-ratio: 2 / 1;
}

/* ---------- 最近更新列表 ---------- */
.page-news .news-list {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--news-line);
}

.page-news .news-item {
  position: relative;
  display: grid;
  gap: 9px;
  padding: 24px 16px 24px 18px;
  border-bottom: 1px solid var(--news-line);
  transition: background .26s var(--ease);
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--coral);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .28s var(--ease);
}

.page-news .news-item:hover {
  background: rgba(255, 255, 255, .62);
}

.page-news .news-item:hover::before {
  transform: scaleX(1);
}

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

.page-news .news-time {
  font-family: var(--news-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink-mute);
}

.page-news .news-item__title {
  margin: 0;
  font-size: clamp(16.5px, 2.7vw, 20px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

.page-news .news-item__text {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--ink-soft);
}

/* ---------- 标签 ---------- */
.page-news .tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid rgba(31, 158, 154, .24);
  background: rgba(31, 158, 154, .12);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--teal-deep);
  white-space: nowrap;
}

.page-news .tag--coral {
  border-color: rgba(255, 107, 74, .3);
  background: rgba(255, 107, 74, .13);
  color: var(--coral-deep);
}

.page-news .tag--mint {
  border-color: rgba(47, 191, 159, .3);
  background: rgba(47, 191, 159, .14);
  color: var(--teal-deep);
}

/* ---------- 专题系列 ---------- */
.page-news .news-series__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-news .series-card {
  position: relative;
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 26px 24px 28px;
  background: var(--mist);
  border: 1px solid var(--news-line);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
  transition: transform .3s var(--ease), border-color .3s var(--ease);
}

.page-news .series-card:hover {
  transform: translateY(-4px);
  border-color: rgba(31, 158, 154, .55);
}

.page-news .series-card--media {
  padding-top: 16px;
}

.page-news .series-card__thumb {
  margin: 0 -24px 12px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

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

.page-news .series-card__index {
  font-family: var(--news-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--teal-deep);
}

.page-news .series-card__title {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
}

.page-news .series-card__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.page-news .series-card__meta {
  margin: 4px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--news-line);
  font-family: var(--news-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ink-mute);
}

/* ---------- 编辑推荐 ---------- */
.page-news .news-picks__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-news .pick-card {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 22px 22px 24px;
  background: var(--mist);
  border: 1px solid var(--news-line);
  border-left: 4px solid var(--teal);
  color: inherit;
  text-decoration: none;
  transition: border-color .26s var(--ease), transform .26s var(--ease), background .26s var(--ease);
}

.page-news .pick-card:hover,
.page-news .pick-card:focus-visible {
  transform: translateY(-3px);
  border-left-color: var(--coral);
  border-top-color: rgba(255, 107, 74, .35);
  border-right-color: rgba(255, 107, 74, .35);
  border-bottom-color: rgba(255, 107, 74, .35);
  background: #FFFFFF;
}

.page-news .pick-card__kicker {
  font-family: var(--news-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--teal-deep);
}

.page-news .pick-card__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

.page-news .pick-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-news .pick-card__go {
  margin-top: 6px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--coral-deep);
  transition: color .24s var(--ease);
}

.page-news .pick-card:hover .pick-card__go {
  color: var(--coral);
}

/* ---------- 更新节奏 ---------- */
.page-news .news-block--cadence {
  padding: 32px 24px 34px;
  background: linear-gradient(160deg, rgba(31, 158, 154, .13), rgba(251, 253, 255, .94) 62%);
  border: 1px solid var(--news-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-news .cadence-list {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--news-line);
}

.page-news .cadence-item {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 6px 14px;
  align-items: start;
  padding: 20px 0;
  border-bottom: 1px solid var(--news-line);
}

.page-news .cadence-num {
  font-family: var(--news-mono);
  font-size: 25px;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -.02em;
  color: var(--teal-deep);
}

.page-news .cadence-title {
  margin: 0 0 5px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}

.page-news .cadence-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-news .news-cats {
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px dashed rgba(10, 42, 67, .18);
}

.page-news .news-cats__label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--ink-mute);
}

.page-news .news-cats__list {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

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

  .page-news .cadence-item {
    grid-template-columns: 86px minmax(0, 1fr);
    gap: 6px 20px;
  }

  .page-news .cadence-num {
    font-size: 30px;
  }
}

@media (min-width: 720px) {
  .page-news .news-hero {
    padding: 44px 0 108px;
  }

  .page-news .news-series__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-item {
    padding-right: 62px;
  }

  .page-news .news-item::after {
    content: "→";
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%) translateX(-8px);
    font-size: 18px;
    color: var(--coral);
    opacity: 0;
    pointer-events: none;
    transition: opacity .26s var(--ease), transform .26s var(--ease);
  }

  .page-news .news-item:hover::after {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
  }
}

@media (min-width: 960px) {
  .page-news .news-layout {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    gap: 64px;
  }

  .page-news .news-stream {
    gap: 104px;
  }

  .page-news .news-rail {
    position: sticky;
    top: 112px;
  }

  .page-news .news-rail__label {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    letter-spacing: .34em;
    font-size: 11px;
  }

  .page-news .rail-list {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    gap: 2px;
    padding-bottom: 0;
    overflow-x: visible;
  }

  .page-news .rail-link {
    padding: 10px 12px;
    border-radius: 10px;
    border-bottom: 0;
    border-left: 3px solid transparent;
    background: transparent;
    font-size: 15px;
  }

  .page-news .rail-link:hover,
  .page-news .rail-link:focus-visible {
    border-left-color: var(--coral);
    border-bottom-color: transparent;
    background: rgba(31, 158, 154, .11);
  }

  .page-news .rail-count {
    margin-left: auto;
  }

  .page-news .news-block--cadence {
    padding: 42px 40px 44px;
  }
}

@media (min-width: 1180px) {
  .page-news .news-picks__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .news-item::before,
  .page-news .news-item::after,
  .page-news .series-card,
  .page-news .pick-card,
  .page-news .rail-link,
  .page-news .news-rail__note a {
    transition: none;
  }

  .page-news .series-card:hover,
  .page-news .pick-card:hover {
    transform: none;
  }
}