/* ===== 趋势观察 /trends/ ===== */

.page-news {
  --news-grad-v: linear-gradient(180deg, var(--orange), var(--cyan));
  padding-bottom: clamp(32px, 5vw, 64px);
}

/* --- 首屏 --- */
.page-news .news-hero {
  margin-top: 18px;
  padding: clamp(20px, 3.6vw, 44px);
  background:
    linear-gradient(135deg, rgba(255, 107, 44, 0.11), rgba(34, 224, 200, 0.08) 55%, transparent 88%),
    var(--panel);
}

.page-news .news-hero__title {
  margin: 14px 0 0;
  max-width: 24ch;
  font-size: clamp(1.75rem, 5.6vw, 3.1rem);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--bright);
}

.page-news .news-hero__lead {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 1.02rem;
  line-height: 1.78;
  color: var(--text);
}

.page-news .news-hero__strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.page-news .news-hero__chip {
  display: inline-block;
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: 2px;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* --- 头条大卡 --- */
.page-news .headline-card {
  position: relative;
  margin-top: clamp(20px, 3vw, 34px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
}

.page-news .headline-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: var(--grad);
}

.page-news .headline-card__grid {
  display: grid;
  gap: clamp(16px, 2.6vw, 32px);
  padding: clamp(20px, 3vw, 38px);
}

.page-news .headline-card__tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-news .headline-card__ver {
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-news .headline-card__title {
  margin: 16px 0 0;
  font-size: clamp(1.32rem, 3.5vw, 2.05rem);
  font-weight: 800;
  line-height: 1.24;
  color: var(--bright);
}

.page-news .headline-card__text {
  margin: 14px 0 0;
  max-width: 54ch;
  font-size: 0.96rem;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .headline-card__copy .link-arrow {
  display: inline-block;
  margin-top: 18px;
}

.page-news .headline-card__media {
  margin: 0;
}

@media (min-width: 900px) {
  .page-news .headline-card__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
  }
}

/* --- 列表布局 --- */
.page-news .news-layout {
  --gap: clamp(18px, 2.4vw, 30px);
}

.page-news .news-rail__sticky {
  padding-bottom: 8px;
}

.page-news .news-rail__art {
  margin: 0 0 20px;
}

.page-news .news-rail__title {
  margin: 0 0 10px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

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

.page-news .news-filter__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 8px 12px 4px;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  font-size: 0.92rem;
  text-decoration: none;
  transition:
    background var(--dur) var(--ease),
    padding-left var(--dur) var(--ease),
    color var(--dur) var(--ease);
}

.page-news .news-filter__item:hover {
  padding-left: 12px;
  background: var(--overlay);
  color: var(--bright);
}

.page-news .news-filter__item:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
  background: var(--overlay);
  color: var(--bright);
}

.page-news .news-filter__no {
  flex: 0 0 auto;
  font-size: 0.76rem;
  color: var(--orange);
}

.page-news .news-filter__name {
  flex: 1 1 auto;
}

@media (min-width: 1024px) {
  .page-news .news-rail__sticky {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

/* --- 更新列表 --- */
.page-news .news-stream__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-stream__head h2 {
  margin: 0;
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-weight: 800;
  color: var(--bright);
}

.page-news .news-stream__count {
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-news .news-group {
  margin-top: clamp(24px, 3.6vw, 38px);
  scroll-margin-top: calc(var(--header-h) + 28px);
}

.page-news .news-group__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 6px;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text);
}

.page-news .news-group__head .mono {
  padding: 2px 6px;
  border: 1px solid var(--line);
  border-radius: 2px;
  font-size: 0.74rem;
  color: var(--orange);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .news-group:target .news-group__head {
  color: var(--cyan);
}

.page-news .news-group:target .news-group__head .mono {
  border-color: var(--cyan);
  color: var(--cyan);
}

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

.page-news .trend-item {
  position: relative;
  padding: 16px 4px 16px 18px;
  border-bottom: 1px solid var(--line);
  transition: background var(--dur) var(--ease);
}

.page-news .trend-item::before {
  content: "";
  position: absolute;
  top: 18px;
  left: 0;
  width: 2px;
  height: 14px;
  background: var(--line-soft);
  transition: background var(--dur) var(--ease), height var(--dur) var(--ease);
}

.page-news .trend-item:hover {
  background: linear-gradient(90deg, rgba(255, 107, 44, 0.08), transparent 72%);
}

.page-news .trend-item:hover::before,
.page-news .trend-item:focus-within::before {
  height: 26px;
  background: var(--news-grad-v);
}

.page-news .trend-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
}

.page-news .trend-item__time {
  font-size: 0.76rem;
  letter-spacing: 0.03em;
  color: var(--amber);
}

.page-news .trend-item__title {
  margin: 7px 0 0;
  font-size: clamp(1rem, 2.3vw, 1.14rem);
  font-weight: 700;
  line-height: 1.5;
}

.page-news .trend-item__title a {
  color: var(--text);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-news .trend-item__title a:hover {
  color: var(--cyan);
}

.page-news .trend-item__title a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 2px;
  color: var(--cyan);
}

.page-news .trend-summary {
  margin: 8px 0 0;
  max-width: 66ch;
  font-size: 0.92rem;
  line-height: 1.74;
  color: var(--muted);
}

.page-news .trend-item__content {
  min-width: 0;
}

.page-news .trend-item__thumb {
  margin: 0 0 12px;
}

@media (min-width: 560px) {
  .page-news .trend-item--media {
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 18px;
    align-items: start;
  }

  .page-news .trend-item--media .trend-item__thumb {
    margin: 0;
  }
}

@media (min-width: 900px) and (hover: hover) and (pointer: fine) {
  .page-news .trend-summary {
    max-height: 0;
    margin-top: 0;
    opacity: 0;
    overflow: hidden;
    transition:
      max-height 200ms var(--ease),
      opacity 200ms var(--ease),
      margin-top 200ms var(--ease);
  }

  .page-news .trend-item:hover .trend-summary,
  .page-news .trend-item:focus-within .trend-summary {
    max-height: 12em;
    margin-top: 8px;
    opacity: 1;
  }
}

/* --- 区块标题 --- */
.page-news .news-sec-head {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-news .news-sec-head h2 {
  margin: 10px 0 0;
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  font-weight: 800;
  line-height: 1.26;
  color: var(--bright);
}

.page-news .news-sec-head__lead {
  margin: 10px 0 0;
  max-width: 58ch;
  font-size: 0.96rem;
  line-height: 1.75;
  color: var(--muted);
}

/* --- 专题系列 --- */
.page-news .news-series {
  --gap: clamp(18px, 2.6vw, 30px);
  align-items: start;
}

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

.page-news .news-series__list {
  display: grid;
  gap: 14px;
}

.page-news .series-card {
  position: relative;
  padding: 18px 20px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  transition:
    transform var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    background var(--dur) var(--ease);
}

.page-news .series-card::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 2px;
  background: var(--orange);
  transition: background var(--dur) var(--ease);
}

.page-news .series-card:hover {
  transform: translateY(-3px);
  background: var(--overlay);
  border-color: var(--line-soft);
}

.page-news .series-card:hover::after {
  background: var(--news-grad-v);
}

.page-news .series-card__no {
  margin: 0;
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-news .series-card__title {
  margin: 8px 0 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--bright);
}

.page-news .series-card__text {
  margin: 8px 0 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-news .series-card__items {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px dashed var(--line);
}

.page-news .series-card__items li {
  display: flex;
  gap: 10px;
  padding: 7px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 0.88rem;
  color: var(--text);
}

.page-news .series-card__items li .mono {
  flex: 0 0 auto;
  padding-top: 2px;
  font-size: 0.74rem;
  color: var(--cyan);
}

.page-news .series-card .link-arrow {
  display: inline-block;
  margin-top: 14px;
}

@media (min-width: 1024px) {
  .page-news .news-series__art {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

/* --- 订阅入口 --- */
.page-news .news-subscribe {
  position: relative;
  display: grid;
  gap: clamp(20px, 3vw, 38px);
  padding: clamp(22px, 3.4vw, 42px);
  background:
    linear-gradient(120deg, rgba(255, 107, 44, 0.15), rgba(34, 224, 200, 0.11) 58%, transparent 92%),
    var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
}

.page-news .news-subscribe::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: var(--grad);
}

.page-news .news-subscribe h2 {
  margin: 10px 0 0;
  font-size: clamp(1.35rem, 3.2vw, 1.9rem);
  font-weight: 800;
  line-height: 1.28;
  color: var(--bright);
}

.page-news .news-subscribe__text {
  margin: 12px 0 0;
  max-width: 56ch;
  font-size: 0.96rem;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .news-subscribe__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-news .news-subscribe__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
  align-content: center;
}

.page-news .news-subscribe__stats .stat {
  padding: 16px 14px;
  background: rgba(14, 22, 34, 0.55);
  border: 1px solid var(--line);
  border-radius: 4px;
}

@media (min-width: 900px) {
  .page-news .news-subscribe {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: center;
  }
}

/* --- 通用可视增强 --- */
.page-news .media-frame img {
  display: block;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .page-news .series-card:hover {
    transform: none;
  }
}
<<<END>>>