.page-news {
  display: block;
}

/* ---------- 首屏 ---------- */
.page-news .col-hero {
  padding-top: clamp(20px, 3vw, 36px);
  padding-bottom: clamp(32px, 5vw, 64px);
  border-bottom: var(--line);
}

.page-news .col-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 40px);
  margin-top: clamp(20px, 3vw, 34px);
}

.page-news .col-hero__kicker {
  color: var(--c-cyan);
  margin: 0 0 14px;
}

.page-news .col-hero__title {
  font-family: var(--f-serif);
  font-weight: 700;
  font-size: clamp(30px, 6.4vw, 56px);
  line-height: 1.24;
  letter-spacing: 0.01em;
  color: var(--c-white);
  margin: 0 0 18px;
}

.page-news .col-hero__indent {
  display: block;
  padding-left: 0.9em;
}

.page-news .col-hero__stats {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: var(--line);
}

.page-news .col-hero__stat {
  padding: 14px 10px 0 0;
  border-right: var(--line);
}

.page-news .col-hero__stat:last-child {
  border-right: 0;
}

.page-news .col-hero__stat dt {
  color: var(--c-muted);
  font-size: 11px;
  line-height: 1.5;
}

.page-news .col-hero__stat dd {
  margin: 8px 0 0;
  font-family: var(--f-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(14px, 2.2vw, 19px);
  color: var(--c-white);
  letter-spacing: 0.02em;
}

.page-news .col-hero__figure {
  margin: clamp(26px, 4vw, 46px) 0 0;
}

@media (min-width: 1024px) {
  .page-news .col-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
    column-gap: clamp(36px, 5vw, 84px);
  }
}

/* ---------- 分区通用 ---------- */
.page-news .col-section {
  padding: clamp(40px, 6vw, 84px) 0;
  border-bottom: var(--line);
}

.page-news .col-section:last-of-type {
  border-bottom: 0;
}

/* ---------- 01 分类 ---------- */
.page-news .col-filter {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  margin-top: clamp(18px, 2.4vw, 26px);
  padding-bottom: 6px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-news .col-filter .chip {
  flex: 0 0 auto;
  scroll-snap-align: start;
  white-space: nowrap;
}

.page-news .col-cats {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: clamp(18px, 2.6vw, 28px);
  border: var(--line);
}

.page-news .col-cat {
  padding: clamp(20px, 2.6vw, 32px);
  border-bottom: var(--line);
}

.page-news .col-cat:last-child {
  border-bottom: 0;
}

.page-news .col-cat__no {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--c-cyan);
}

.page-news .col-cat__name {
  font-family: var(--f-serif);
  font-weight: 700;
  font-size: clamp(19px, 2.4vw, 24px);
  line-height: 1.35;
  color: var(--c-white);
  margin: 0 0 12px;
  padding-left: 14px;
  position: relative;
}

.page-news .col-cat__name::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 1px;
  background: var(--c-cyan);
}

.page-news .col-cat__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-muted);
  max-width: 46ch;
}

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

  .page-news .col-cat:nth-child(odd) {
    border-right: var(--line);
  }

  .page-news .col-cat:nth-last-child(-n + 2) {
    border-bottom: 0;
  }
}

/* ---------- 02 条目流 ---------- */
.page-news .col-stream {
  margin-top: clamp(20px, 3vw, 30px);
}

.page-news .col-item {
  display: grid;
  grid-template-columns: 1fr;
  row-gap: 8px;
  padding: clamp(18px, 2.4vw, 28px) 0;
  border-top: var(--line);
  transition: transform var(--dur) var(--ease);
}

.page-news .col-item:hover {
  transform: translateY(-2px);
}

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

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

.page-news .col-item__title {
  margin: 0;
  font-family: var(--f-serif);
  font-weight: 700;
  font-size: clamp(18px, 2.3vw, 24px);
  line-height: 1.45;
  color: var(--c-white);
}

.page-news .col-item__title a {
  color: inherit;
  text-decoration: none;
  position: relative;
  display: inline;
}

.page-news .col-item__title a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 1px;
  background: var(--c-cyan);
  transition: width var(--dur) var(--ease);
}

.page-news .col-item:hover .col-item__title a::after,
.page-news .col-item:focus-within .col-item__title a::after {
  width: 100%;
}

.page-news .col-item__excerpt {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-muted);
  max-width: 62ch;
}

.page-news .col-item__read {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
  opacity: 0.55;
  transition: opacity var(--dur) var(--ease);
}

.page-news .col-item:hover .col-item__read,
.page-news .col-item:focus-within .col-item__read {
  opacity: 1;
}

.page-news .col-stream__figure {
  margin: clamp(24px, 3.4vw, 40px) 0;
  border-top: var(--line);
  padding-top: clamp(20px, 3vw, 32px);
}

@media (min-width: 1000px) {
  .page-news .col-item {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: clamp(20px, 2.4vw, 36px);
    row-gap: 12px;
    align-items: baseline;
  }

  .page-news .col-item__meta {
    grid-column: 1 / 4;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .page-news .col-item__title {
    grid-column: 4 / 11;
  }

  .page-news .col-item__excerpt {
    grid-column: 4 / 9;
  }

  .page-news .col-item__read {
    grid-column: 4 / 9;
  }
}

/* ---------- 03 专题系列 ---------- */
.page-news .col-series__cover {
  margin: clamp(20px, 3vw, 30px) 0 clamp(24px, 3.4vw, 36px);
}

.page-news .col-series {
  border-top: var(--line);
}

.page-news .col-series__item {
  border-bottom: var(--line);
}

.page-news .col-series__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 18px;
  padding: clamp(18px, 2.4vw, 26px) 0;
  cursor: pointer;
  list-style: none;
}

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

.page-news .col-series__summary:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 4px;
}

.page-news .col-series__no {
  flex: 0 0 auto;
  font-size: clamp(26px, 4.2vw, 44px);
  line-height: 1;
  font-weight: 700;
  color: var(--c-cyan);
  opacity: 0.9;
}

.page-news .col-series__name {
  flex: 0 0 auto;
  font-family: var(--f-serif);
  font-weight: 700;
  font-size: clamp(19px, 2.4vw, 26px);
  color: var(--c-white);
}

.page-news .col-series__desc {
  flex: 1 1 260px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-muted);
  max-width: 60ch;
}

.page-news .col-series__hint {
  flex: 0 0 auto;
  margin-left: auto;
  color: var(--c-cyan);
  font-size: 11px;
}

.page-news .col-series__item[open] .col-series__hint {
  color: var(--c-muted);
}

.page-news .col-series__list {
  list-style: none;
  margin: 0 0 clamp(18px, 2.4vw, 28px) clamp(4px, 1vw, 12px);
  padding: 0 0 0 clamp(14px, 2vw, 24px);
  border-left: var(--line);
  display: grid;
  gap: 12px;
}

.page-news .col-series__entry {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
}

.page-news .col-series__time {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-muted);
}

.page-news .col-series__title {
  flex: 1 1 240px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-white);
}

/* ---------- 04 回访 ---------- */
.page-news .col-follow {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 48px);
  align-items: start;
}

.page-news .col-follow__body {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-muted);
  max-width: 60ch;
}

.page-news .col-follow .btn-row {
  margin-top: clamp(18px, 2.4vw, 26px);
}

.page-news .col-follow__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
}

.page-news .col-follow__figure {
  margin: 0;
}

@media (min-width: 900px) {
  .page-news .col-follow {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    column-gap: clamp(36px, 5vw, 72px);
  }
}

/* ---------- 05 选题来源 ---------- */
.page-news .col-sources {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: clamp(20px, 3vw, 30px);
  border-top: var(--line);
}

.page-news .col-source {
  padding: clamp(20px, 2.6vw, 30px) 0 clamp(20px, 2.6vw, 30px) 18px;
  border-bottom: var(--line);
  position: relative;
}

.page-news .col-source::before {
  content: "";
  position: absolute;
  left: 0;
  top: clamp(24px, 3vw, 34px);
  width: 6px;
  height: 1px;
  background: var(--c-grid);
}

.page-news .col-source__name {
  margin: 0 0 10px;
  font-family: var(--f-serif);
  font-weight: 700;
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.4;
  color: var(--c-white);
}

.page-news .col-source__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-muted);
  max-width: 58ch;
}

.page-news .col-sources__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 24px;
  margin-top: clamp(20px, 2.6vw, 30px);
}

.page-news .col-sources__note {
  margin: 0;
  flex: 1 1 260px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-white);
  max-width: 56ch;
}

@media (min-width: 860px) {
  .page-news .col-sources {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 clamp(20px, 3vw, 40px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .col-item,
  .page-news .col-item__title a::after,
  .page-news .col-item__read {
    transition: none;
  }

  .page-news .col-item:hover {
    transform: none;
  }
}