.page-news {
  --news-pad: clamp(18px, 3vw, 34px);
  --news-radius: 0;
  background: var(--paper);
  color: var(--graphite);
  font-family: var(--font-sans);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-news .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--index-gray);
  margin: 0 0 14px;
}

.page-news .h2 {
  font-size: clamp(24px, 4vw, 38px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0 0 14px;
  color: var(--ink-900);
}

.page-news .prose {
  font-family: var(--font-serif);
  font-size: clamp(16px, 2.2vw, 19px);
  line-height: 1.75;
  color: var(--graphite);
  max-width: 34em;
  margin: 0 0 18px;
}

.page-news .prose a,
.page-news .news-focus__list a,
.page-news .news-archive__more a {
  color: var(--indigo-500);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 首屏框景 ---------- */
.page-news .news-hero {
  padding-top: clamp(10px, 2vw, 20px);
}

.page-news .news-hero__frame {
  position: relative;
  border: 1px solid var(--line);
  background: var(--paper-2);
  padding: clamp(24px, 5vw, 56px) var(--news-pad) clamp(22px, 4vw, 40px);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.page-news .news-hero__frame::before,
.page-news .news-hero__frame::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 1px;
  background: var(--amber-500);
  top: 14px;
}
.page-news .news-hero__frame::before { left: 14px; }
.page-news .news-hero__frame::after { right: 36px; }

.page-news .news-hero__title {
  font-size: clamp(34px, 8vw, 76px);
  font-weight: 300;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--ink-900);
  margin: 0 0 20px;
  max-width: 16em;
}

.page-news .news-hero__lede {
  font-family: var(--font-serif);
  font-size: clamp(16px, 2.2vw, 20px);
  line-height: 1.7;
  color: var(--ink-700);
  max-width: 32em;
  margin: 0 0 28px;
}

.page-news .news-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-news .news-hero__stat {
  min-width: 96px;
}

.page-news .news-hero__stat dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--index-gray);
  margin-bottom: 4px;
}

.page-news .news-hero__stat dd {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink-900);
}

/* ---------- 横滑条带 ---------- */
.page-news .news-latest {
  padding: clamp(36px, 6vw, 64px) 0 clamp(16px, 3vw, 28px);
}

.page-news .news-latest__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.page-news .news-latest__title {
  margin: 0;
  font-size: clamp(20px, 3vw, 26px);
}

.page-news .news-latest__hint {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--index-gray);
  margin: 0;
  white-space: nowrap;
}

.page-news .news-latest__rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(248px, 82%);
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 4px var(--gutter) 20px;
  margin: 0 calc(-1 * var(--gutter));
  -webkit-overflow-scrolling: touch;
}

.page-news .news-latest__rail:focus-visible {
  outline: 2px solid var(--celadon-500);
  outline-offset: -2px;
}

.page-news .latest-card {
  scroll-snap-align: start;
  background: #fff;
  border: 1px solid var(--line);
  border-top: 3px solid var(--celadon-500);
  padding: 20px 18px 18px;
  display: flex;
  flex-direction: column;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
}

.page-news .latest-card--amber {
  border-top-color: var(--amber-500);
  background: var(--paper-2);
}

.page-news .latest-card__tags {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.page-news .latest-card__time {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--index-gray);
}

.page-news .latest-card__title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink-900);
  margin: 0 0 10px;
}

.page-news .latest-card__text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--index-gray);
  margin: 0 0 16px;
  flex: 1;
}

.page-news .latest-card__link {
  align-self: flex-start;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--celadon-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--celadon-500);
  padding-bottom: 3px;
}

.page-news .latest-card__link:hover { color: var(--celadon-500); }

/* ---------- 列表 ---------- */
.page-news .news-list__intro {
  margin-bottom: 22px;
}

.page-news .news-list__note {
  font-size: 14px;
  line-height: 1.7;
  color: var(--index-gray);
  margin: 0;
  max-width: 34em;
}

.page-news .news-figure {
  margin: 0 0 26px;
  border: 1px solid var(--line);
  background: var(--ink-900);
  padding: 10px;
}

.page-news .news-figure img,
.page-news .news-focus__figure img,
.page-news .news-archive__figure img,
.page-news .series-card__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .news-figure__cap {
  display: flex;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--index-gray);
  padding: 10px 4px 2px;
  line-height: 1.6;
}

.page-news .news-figure__idx { color: var(--amber-500); flex: none; }

.page-news .news-filters,
.page-news .news-series__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.page-news .chip.is-active,
.page-news .chip[aria-pressed="true"] {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--paper);
}

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

.page-news .news-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 18px 0 18px 14px;
  border-top: 1px solid var(--line);
  transition: background var(--dur) var(--ease);
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 2px;
  background: transparent;
  transition: background var(--dur) var(--ease);
}

.page-news .news-item:hover::before,
.page-news .news-item:focus-within::before {
  background: var(--amber-500);
}

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

.page-news .news-item__ver {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  color: #fff;
}

.page-news .news-item__ver--v3 { background: var(--amber-500); color: var(--ink-900); }
.page-news .news-item__ver--v26 { background: var(--wine-500); }

.page-news .news-item__time {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--index-gray);
}

.page-news .news-item__title {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink-900);
  margin: 0 0 6px;
}

.page-news .news-item__sum {
  font-size: 14px;
  line-height: 1.7;
  color: var(--index-gray);
  margin: 0;
  max-width: 38em;
}

.page-news .news-item__more { margin-top: 8px; }

.page-news .news-item__more summary {
  cursor: pointer;
  list-style: none;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--indigo-500);
  padding: 2px 0;
}

.page-news .news-item__more summary::-webkit-details-marker { display: none; }
.page-news .news-item__more summary::before { content: "＋ "; }

.page-news .news-item__more[open] summary::before { content: "－ "; }

.page-news .news-item__more p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--graphite);
  max-width: 36em;
  border-left: 2px solid var(--celadon-500);
  padding-left: 12px;
}

.page-news .news-empty {
  font-size: 14px;
  color: var(--index-gray);
  border: 1px dashed var(--line);
  padding: 16px;
  margin: 16px 0 0;
}

/* ---------- 本期重点 ---------- */
.page-news .news-focus {
  background: var(--ink-900);
  color: var(--paper);
  padding: clamp(40px, 7vw, 80px) 0;
  margin-top: clamp(32px, 6vw, 64px);
}

.page-news .news-focus__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-news .news-focus__figure {
  margin: 0;
  border: 1px solid rgba(246, 244, 239, 0.22);
  padding: 8px;
}

.page-news .news-focus__figure .news-figure__cap { color: rgba(246, 244, 239, 0.6); }

.page-news .news-focus .eyebrow { color: var(--amber-500); }

.page-news .news-focus .h2 {
  color: var(--paper);
  font-weight: 300;
  font-size: clamp(28px, 5vw, 44px);
}

.page-news .news-focus .prose { color: rgba(246, 244, 239, 0.82); }

.page-news .news-focus__list {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .news-focus__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(246, 244, 239, 0.84);
  border-top: 1px solid rgba(246, 244, 239, 0.16);
  padding-top: 14px;
}

.page-news .news-focus__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--amber-500);
}

.page-news .news-focus__list a {
  color: var(--celadon-100);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .news-focus__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-focus .btn--ghost {
  color: var(--paper);
  border-color: rgba(246, 244, 239, 0.4);
}

/* ---------- 专栏系列 ---------- */
.page-news .news-series__head { margin-bottom: 18px; }

.page-news .news-series__note {
  font-size: 14px;
  line-height: 1.7;
  color: var(--index-gray);
  margin: 0 0 6px;
  max-width: 34em;
}

.page-news .news-series__grid {
  display: grid;
  gap: 16px;
}

.page-news .series-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  padding: 22px 20px 20px;
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
}

.page-news .series-card--tall { background: var(--celadon-100); }

.page-news .series-card__img {
  margin: -22px -20px 18px;
  width: calc(100% + 40px);
  border-bottom: 1px solid var(--line);
}

.page-news .series-card__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--celadon-ink);
  display: block;
  margin-bottom: 8px;
}

.page-news .series-card__title {
  font-size: 21px;
  font-weight: 700;
  color: var(--ink-900);
  margin: 0 0 6px;
}

.page-news .series-card__count {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--index-gray);
  margin: 0 0 12px;
}

.page-news .series-card__text {
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-700);
  margin: 0 0 16px;
}

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

.page-news .series-card__list li {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--graphite);
  padding: 9px 0 9px 18px;
  border-bottom: 1px solid var(--line);
  position: relative;
}

.page-news .series-card__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 17px;
  width: 6px;
  height: 6px;
  background: var(--amber-500);
}

/* ---------- 归档 ---------- */
.page-news .news-archive {
  padding: clamp(40px, 7vw, 80px) 0 clamp(20px, 4vw, 40px);
}

.page-news .news-archive__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-news .news-archive__figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--paper-2);
  padding: 10px;
  order: -1;
}

.page-news .news-steps {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
}

.page-news .news-steps__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.page-news .news-steps__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--celadon-ink);
  grid-row: span 2;
  padding-top: 3px;
}

.page-news .news-steps__text h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-900);
  margin: 0 0 4px;
}

.page-news .news-steps__text p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--index-gray);
  margin: 0;
  max-width: 32em;
}

.page-news .news-steps__time {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--amber-500);
  white-space: nowrap;
  align-self: center;
  justify-self: start;
}

.page-news .news-archive__more {
  font-size: 14px;
  line-height: 1.8;
  color: var(--index-gray);
  margin: 0;
  max-width: 34em;
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 640px) {
  .page-news .news-latest__rail {
    grid-auto-columns: minmax(0, 1fr);
    grid-auto-flow: column;
    overflow-x: auto;
  }
  .page-news .news-series__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-news .news-steps__item {
    grid-template-columns: auto 1fr auto;
  }
}

@media (min-width: 900px) {
  .page-news .news-latest__rail {
    overflow-x: visible;
    margin: 0;
    padding: 4px 0 16px;
  }
  .page-news .news-item {
    grid-template-columns: 168px 1fr;
    gap: 0 28px;
    padding: 22px 0 22px 22px;
  }
  .page-news .news-item__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    position: relative;
    padding-right: 20px;
  }
  .page-news .news-item__meta::after {
    content: "";
    position: absolute;
    right: 0;
    top: 6px;
    bottom: 6px;
    width: 1px;
    background: var(--line);
  }
  .page-news .news-item__body { padding-left: 0; }
  .page-news .news-focus__grid {
    grid-template-columns: 5fr 7fr;
    align-items: center;
  }
  .page-news .news-series__grid {
    grid-template-columns: repeat(3, 1fr);
    align-items: start;
  }
  .page-news .series-card--tall { margin-top: -28px; }
  .page-news .news-archive__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }
  .page-news .news-archive__figure { order: 0; }
}

@media (min-width: 1180px) {
  .page-news .news-hero__title { max-width: 14em; }
  .page-news .news-item { grid-template-columns: 200px 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .news-item::before,
  .page-news .latest-card {
    transition: none;
  }
}
</main>