.page-news {
  --news-card-pad: clamp(1rem, 2.4vw, 1.35rem);
  background: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  background: var(--pine);
  border-bottom: var(--edge);
  padding: clamp(1.6rem, 4.5vw, 3rem) 0 clamp(2rem, 5vw, 3.6rem);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: -18%;
  right: -12%;
  width: 58%;
  height: 138%;
  background: linear-gradient(158deg, rgba(69, 240, 178, 0.16), rgba(69, 240, 178, 0) 64%);
  clip-path: polygon(26% 0, 100% 0, 100% 100%, 0 76%);
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 34%;
  height: 6px;
  background: var(--mint);
  opacity: 0.75;
}

.page-news .news-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  grid-template-columns: minmax(0, 1fr);
}

.page-news .news-hero__title {
  margin: 0.55rem 0 1rem;
  font-family: var(--font-head);
  font-size: clamp(2rem, 5.4vw, 3.9rem);
  line-height: 1.06;
  letter-spacing: -0.025em;
  color: var(--paper);
}

.page-news .news-hero__lede {
  max-width: 34em;
  color: var(--paper);
  font-size: clamp(0.98rem, 1.4vw, 1.08rem);
  line-height: 1.78;
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

.page-news .news-hero__strip {
  margin-top: 1.6rem;
  border: 1px solid var(--line);
  background: rgba(7, 18, 15, 0.72);
}

.page-news .news-hero__figure {
  position: relative;
  margin: 0;
  border: var(--edge);
  box-shadow: var(--slab);
  background: var(--card);
  transform: rotate(-1deg);
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  filter: saturate(0.78) contrast(1.06);
}

.page-news .news-hero__caption {
  padding: 0.65rem 0.9rem;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  color: var(--muted);
}

/* ---------- 本期首读 ---------- */
.page-news .news-latest {
  background: var(--ink);
}

.page-news .news-latest__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 0.6rem 1.5rem;
  padding-bottom: 1rem;
  border-bottom: var(--edge);
}

.page-news .news-latest__hint {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
}

.page-news .news-latest__track {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(0, 1fr);
  margin-top: clamp(1.1rem, 3vw, 1.75rem);
}

.page-news .news-latest__card {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: var(--news-card-pad) var(--news-card-pad) calc(var(--news-card-pad) + 0.15rem);
  background: var(--card);
  border: var(--edge);
  box-shadow: var(--slab-sm);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-news .news-latest__card:hover,
.page-news .news-latest__card:focus-within {
  border-color: var(--mint);
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--shadow-ink);
}

.page-news .news-latest__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
}

.page-news .news-latest__time {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--muted);
}

.page-news .news-latest__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.05rem, 2vw, 1.22rem);
  line-height: 1.42;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .news-latest__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-news .news-latest__link {
  margin-top: auto;
  align-self: flex-start;
  padding-bottom: 1px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-news .news-latest__link:hover,
.page-news .news-latest__link:focus-visible {
  border-bottom-color: var(--mint);
}

/* ---------- 索引与时间轴 ---------- */
.page-news .news-index {
  background: var(--pine);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .news-index__grid {
  display: grid;
  gap: clamp(1.4rem, 3vw, 2.6rem);
  grid-template-columns: minmax(0, 1fr);
}

.page-news .news-index__note {
  margin: 0.7rem 0 0;
  max-width: 26em;
  font-size: 0.92rem;
  line-height: 1.74;
  color: var(--muted);
}

.page-news .news-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-tag {
  display: inline-block;
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  text-decoration: none;
  transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}

.page-news .news-tag:hover,
.page-news .news-tag:focus-visible {
  background: var(--mint);
  border-color: var(--mint);
  color: var(--ink);
}

.page-news .news-index__scrollhint {
  margin: 1.1rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--line);
}

.page-news .news-timeline {
  display: flex;
  overflow-x: auto;
  padding-bottom: 0.9rem;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

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

.page-news .news-timeline::-webkit-scrollbar-thumb {
  background: var(--line);
}

.page-news .news-timeline__node {
  position: relative;
  flex: 0 0 232px;
  min-width: 232px;
  padding: 1.5rem 1.1rem 0 1rem;
  border-left: 2px solid var(--line);
  scroll-snap-align: start;
}

.page-news .news-timeline__node::before {
  content: "";
  position: absolute;
  top: 0.55rem;
  left: -7px;
  width: 10px;
  height: 10px;
  background: var(--mint);
  border: 2px solid var(--ink);
}

.page-news .news-timeline__stamp {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--amber);
}

.page-news .news-timeline__tag {
  margin: 0 0 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--mint);
}

.page-news .news-timeline__title {
  margin: 0 0 0.7rem;
  font-family: var(--font-head);
  font-size: 0.98rem;
  line-height: 1.5;
  color: var(--paper);
}

.page-news .news-timeline__link {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-news .news-timeline__link:hover,
.page-news .news-timeline__link:focus-visible {
  color: var(--mint);
  border-bottom-color: var(--mint);
}

/* ---------- 内容线 ---------- */
.page-news .news-cluster {
  background: var(--ink);
}

.page-news .news-cluster--flip {
  background: var(--pine);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .news-cluster__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem 1rem;
  padding-bottom: 1rem;
  margin-bottom: clamp(1.2rem, 3vw, 1.9rem);
  border-bottom: var(--edge);
}

.page-news .news-cluster__head .section-index {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--mint);
}

.page-news .news-cluster__head .section-title {
  flex: 1 1 16em;
  min-width: 0;
  margin: 0;
}

.page-news .news-cluster__intro {
  flex: 1 1 100%;
  margin: 0.35rem 0 0;
  max-width: 52em;
  font-size: 0.94rem;
  line-height: 1.76;
  color: var(--muted);
}

.page-news .news-cluster__body {
  display: grid;
  gap: clamp(1.2rem, 3vw, 2.2rem);
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.page-news .news-cluster__figure {
  margin: 0;
  border: var(--edge);
  box-shadow: var(--slab);
  background: var(--card);
}

.page-news .news-cluster__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.76) contrast(1.05);
}

.page-news .news-cluster__caption {
  padding: 0.65rem 0.9rem;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-news .news-notes {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: minmax(0, 1fr);
}

.page-news .news-note {
  position: relative;
  padding: 1rem 1.05rem 1.2rem;
  background: var(--ink);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  transition: border-color 0.18s ease, background 0.18s ease;
}

.page-news .news-cluster--flip .news-note {
  background: var(--card);
}

.page-news .news-note:hover,
.page-news .news-note:focus-within {
  border-color: var(--mint);
  border-left-color: var(--mint);
}

.page-news .news-note__index {
  position: absolute;
  top: 0.85rem;
  right: 0.95rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--mint);
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.page-news .news-note:hover .news-note__index,
.page-news .news-note:focus-within .news-note__index {
  opacity: 1;
  transform: translateX(0);
}

.page-news .news-note__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.55rem;
  padding-right: 2rem;
}

.page-news .news-note__time {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
}

.page-news .news-note__title {
  margin: 0 0 0.45rem;
  font-family: var(--font-head);
  font-size: clamp(1rem, 1.9vw, 1.14rem);
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .news-note__lede {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--paper);
}

.page-news .news-note__more {
  margin-top: 0.7rem;
}

.page-news .news-note__more summary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.03em;
  color: var(--mint);
}

.page-news .news-note__more summary::-webkit-details-marker {
  display: none;
}

.page-news .news-note__more summary::before {
  content: "+";
  display: inline-block;
  width: 1em;
  text-align: center;
  color: var(--mint-soft);
}

.page-news .news-note__more[open] summary::before {
  content: "\2212";
}

.page-news .news-note__more p {
  margin: 0.65rem 0 0;
  padding-top: 0.65rem;
  border-top: 1px dashed var(--line);
  font-size: 0.89rem;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 更新节奏 ---------- */
.page-news .news-rhythm {
  background: var(--ink);
}

.page-news .news-rhythm__panel {
  padding: clamp(1.2rem, 3.5vw, 2.4rem);
  background: var(--card);
  border: var(--edge);
  box-shadow: var(--slab);
}

.page-news .news-rhythm__lead .section-index {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--mint);
}

.page-news .news-rhythm__lead .section-title {
  margin: 0.4rem 0 0.8rem;
}

.page-news .news-rhythm__lead .lede {
  max-width: 44em;
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--paper);
}

.page-news .news-rhythm__stats {
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: clamp(1.2rem, 3vw, 1.9rem) 0 0;
}

.page-news .news-rhythm__cell {
  padding: 0.85rem 0.95rem;
  background: var(--pine);
  border: 1px solid var(--line);
  border-top: 2px solid var(--mint);
}

.page-news .news-rhythm__cell dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-news .news-rhythm__cell dd {
  margin: 0.3rem 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  color: var(--amber);
}

.page-news .news-rhythm__flow {
  display: grid;
  gap: 0.6rem;
  margin-top: clamp(1.1rem, 3vw, 1.6rem);
  padding-top: clamp(1.1rem, 3vw, 1.6rem);
  border-top: 1px solid var(--line);
}

.page-news .news-rhythm__step {
  display: flex;
  gap: 0.7rem;
  align-items: baseline;
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--paper);
}

.page-news .news-rhythm__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--mint);
}

.page-news .news-rhythm__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: clamp(1.2rem, 3vw, 1.8rem);
  padding-top: clamp(1.1rem, 3vw, 1.5rem);
  border-top: var(--edge);
}

.page-news .news-rhythm__foot {
  margin: clamp(1.1rem, 3vw, 1.6rem) 0 0;
  font-size: 0.9rem;
  line-height: 1.74;
  color: var(--muted);
}

.page-news .news-rhythm__foot a {
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-news .news-rhythm__foot a:hover,
.page-news .news-rhythm__foot a:focus-visible {
  border-bottom-color: var(--mint);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .news-rhythm__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-news .news-hero__figure {
    align-self: center;
  }

  .page-news .news-latest__track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .news-latest__card:nth-child(2) {
    margin-top: 1.4rem;
  }
}

@media (min-width: 960px) {
  .page-news .news-index__grid {
    grid-template-columns: 290px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-index__aside {
    position: sticky;
    top: 5.5rem;
    align-self: start;
  }

  .page-news .news-cluster__body {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-news .news-cluster--flip .news-cluster__body {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-news .news-cluster__figure {
    position: sticky;
    top: 5.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-latest__card,
  .page-news .news-note,
  .page-news .news-note__index,
  .page-news .news-tag {
    transition: none;
  }

  .page-news .news-hero__figure {
    transform: none;
  }
}