.page-news {
  --news-side-w: 17rem;
  --news-gap: clamp(1.5rem, 3vw, 2.75rem);
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
  color: var(--cream);
}

.page-news .breadcrumb {
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  padding: clamp(1rem, 4vw, 2.5rem) 0 clamp(2rem, 5vw, 3.25rem);
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(41, 185, 164, 0.13) 0%, rgba(41, 185, 164, 0) 58%),
    radial-gradient(90% 70% at 96% 12%, rgba(225, 84, 58, 0.10) 0%, rgba(225, 84, 58, 0) 62%);
}

.page-news .news-hero h1 {
  margin: 0.6rem 0 1.15rem;
  max-width: 21ch;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(2rem, 7vw, 4.5rem);
  line-height: 1.06;
  letter-spacing: -0.03em;
  color: var(--cream);
}

.page-news .news-hero__lede {
  max-width: 60ch;
  margin: 0 0 1.6rem;
  font-size: clamp(0.95rem, 1.9vw, 1.0625rem);
  line-height: 1.8;
  color: var(--cold);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 0.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-hero__meta li {
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--stone);
}

.page-news .news-hero__meta .num {
  color: var(--glow);
}

/* ---------- 本期要目 ---------- */

.page-news .lede-board {
  padding: clamp(2rem, 5vw, 3.25rem) 0 clamp(1.75rem, 4vw, 2.75rem);
}

.page-news .lede-board .section__head {
  margin-bottom: 1.5rem;
}

.page-news .lede-board__grid {
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border-radius: 14px;
  overflow: hidden;
}

.page-news .lede-card {
  position: relative;
  padding: clamp(1.15rem, 3vw, 1.75rem);
  background: var(--slate);
  transition: transform 220ms var(--ease), background-color 220ms var(--ease);
}

.page-news .lede-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--lake);
}

.page-news .lede-card--flag::before { background: var(--flag); }
.page-news .lede-card--glow::before { background: var(--glow); }

.page-news .lede-card:hover {
  transform: translateY(-3px);
  background: #212c3d;
}

.page-news .lede-card__idx {
  margin: 0 0 0.7rem;
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--amber);
}

.page-news .lede-card__title {
  margin: 0 0 0.6rem;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.0625rem, 2.6vw, 1.375rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-news .lede-card__why {
  margin: 0 0 0.9rem;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--stone);
}

.page-news .lede-card__tag {
  margin: 0;
}

/* ---------- 两栏布局 ---------- */

.page-news .news-layout {
  display: grid;
  gap: var(--news-gap);
  align-items: start;
}

.page-news .news-main {
  min-width: 0;
}

/* ---------- 分类轨道 ---------- */

.page-news .news-tabs {
  position: sticky;
  top: 0;
  z-index: 3;
  display: flex;
  gap: 1.25rem;
  margin-bottom: clamp(1.75rem, 4vw, 2.5rem);
  padding: 0.85rem 0;
  overflow-x: auto;
  background: linear-gradient(180deg, var(--night) 72%, rgba(10, 26, 47, 0) 100%);
  scrollbar-width: none;
}

.page-news .news-tabs::-webkit-scrollbar { display: none; }

.page-news .news-tabs__item {
  position: relative;
  flex: 0 0 auto;
  padding-bottom: 0.3rem;
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--stone);
  text-decoration: none;
  white-space: nowrap;
  transition: color 200ms var(--ease);
}

.page-news .news-tabs__item::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--glow);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 240ms var(--ease);
}

.page-news .news-tabs__item:hover,
.page-news .news-tabs__item:focus-visible {
  color: var(--cold);
}

.page-news .news-tabs__item:hover::after,
.page-news .news-tabs__item:focus-visible::after {
  transform: scaleX(1);
}

/* ---------- 分区 ---------- */

.page-news .news-sec {
  padding-bottom: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
  border-bottom: 1px solid var(--line-soft);
  scroll-margin-top: 4.5rem;
}

.page-news .news-sec:last-of-type {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 1.5rem;
}

.page-news .news-sec .figure {
  margin: 0 0 1.75rem;
}

/* ---------- 条目 ---------- */

.page-news .entry-list {
  border-top: 1px solid var(--line-soft);
}

.page-news .entry {
  border-bottom: 1px solid var(--line-soft);
}

.page-news .entry details {
  display: block;
}

.page-news .entry__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.35rem 0.9rem;
  align-items: start;
  padding: 1.05rem 0.35rem 1.05rem 0;
  cursor: pointer;
  list-style: none;
  transition: background-color 200ms var(--ease), padding-left 200ms var(--ease);
}

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

.page-news .entry__head:hover {
  background: rgba(41, 185, 164, 0.06);
  padding-left: 0.55rem;
}

.page-news .entry__head:focus-visible {
  outline: 2px solid var(--glow);
  outline-offset: 2px;
}

.page-news .entry__idx {
  font-size: 1rem;
  line-height: 1.5;
  color: var(--lake);
  letter-spacing: 0.02em;
}

.page-news .entry__main {
  display: block;
  min-width: 0;
}

.page-news .entry__title {
  display: block;
  margin-bottom: 0.4rem;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-news .entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.7rem;
}

.page-news .entry__round {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--stone);
}

.page-news .entry__mark {
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 0.45rem;
  flex: 0 0 auto;
}

.page-news .entry__mark::before,
.page-news .entry__mark::after {
  content: "";
  position: absolute;
  background: var(--lake);
  transition: transform 240ms var(--ease), background-color 200ms var(--ease);
}

.page-news .entry__mark::before {
  left: 0; right: 0; top: 7px;
  height: 1.5px;
}

.page-news .entry__mark::after {
  top: 0; bottom: 0; left: 7px;
  width: 1.5px;
}

.page-news .entry details[open] .entry__mark::after {
  transform: scaleY(0);
}

.page-news .entry__head:hover .entry__mark::before,
.page-news .entry__head:hover .entry__mark::after {
  background: var(--glow);
}

.page-news .entry__body {
  padding: 0 0 1.5rem 2.1rem;
  max-width: 66ch;
}

.page-news .entry__body p {
  margin: 0 0 0.85rem;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--cold);
}

.page-news .entry__body .more-link {
  margin-bottom: 0;
}

/* ---------- 回填面板 ---------- */

.page-news .refill-panel {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.25rem, 3.5vw, 2rem);
  margin-bottom: 1.75rem;
  background: var(--archive);
  border: 1px solid var(--line-soft);
  border-radius: 14px;
}

.page-news .refill-chart {
  display: block;
  width: 100%;
  max-width: 26rem;
  height: auto;
}

.page-news .refill-panel__axis {
  display: flex;
  justify-content: space-between;
  max-width: 26rem;
  margin: 0.5rem 0 0;
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--stone);
}

.page-news .refill-panel__lead {
  margin: 0 0 1.1rem;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--cold);
}

.page-news .refill-panel__lead .num {
  color: var(--glow);
}

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

.page-news .refill-panel__list li {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
  padding: 0.6rem 0;
  border-top: 1px solid var(--line-soft);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--cold);
}

.page-news .refill-panel__list .num {
  flex: 0 0 5.25rem;
  color: var(--lake);
  letter-spacing: 0.02em;
}

/* ---------- 订阅 ---------- */

.page-news .subscribe-card {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.35rem, 4vw, 2.25rem);
  border: 1px solid var(--line-glow);
  border-radius: 16px;
  background:
    linear-gradient(150deg, rgba(41, 185, 164, 0.16) 0%, rgba(41, 185, 164, 0) 55%),
    var(--slate);
  transition: box-shadow 240ms var(--ease);
}

.page-news .subscribe-card:focus-within {
  box-shadow: 0 0 0 2px rgba(116, 240, 218, 0.35);
}

.page-news .subscribe-card__title {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.125rem, 2.8vw, 1.5rem);
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-news .subscribe-card__copy p {
  margin: 0 0 0.9rem;
  max-width: 58ch;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--cold);
}

.page-news .subscribe-card__copy p:last-child { margin-bottom: 0; }

.page-news .subscribe-card__action {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
}

.page-news .subscribe-card__action .note {
  margin: 0;
}

.page-news .subscribe-card__action .note a {
  color: var(--glow);
}

.page-news .filter-note {
  margin-top: 1.75rem;
  padding-left: 1rem;
  border-left: 2px solid var(--clay);
}

.page-news .filter-note__title {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--cream);
}

.page-news .filter-note p {
  margin: 0;
  max-width: 62ch;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--stone);
}

/* ---------- 侧栏 ---------- */

.page-news .news-side {
  display: grid;
  gap: 1.25rem;
  min-width: 0;
}

.page-news .side-block {
  padding: 1.25rem;
  background: var(--slate);
  border: 1px solid var(--line-soft);
  border-radius: 14px;
}

.page-news .side-block--accent {
  background:
    linear-gradient(160deg, rgba(225, 84, 58, 0.14) 0%, rgba(225, 84, 58, 0) 60%),
    var(--slate);
  border-color: rgba(240, 162, 75, 0.4);
}

.page-news .side-block__title {
  margin: 0 0 1rem;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-news .side-stat {
  margin: 0;
}

.page-news .side-stat__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.55rem 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-news .side-stat__row:last-child { border-bottom: 0; }

.page-news .side-stat dt {
  font-size: 0.8125rem;
  color: var(--stone);
}

.page-news .side-stat dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--cold);
}

.page-news .side-stat dd .num {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--glow);
}

.page-news .side-block__note {
  margin: 0.85rem 0 0;
  font-size: 0.6875rem;
  line-height: 1.6;
  color: var(--stone);
}

.page-news .side-block__text {
  margin: 0 0 1rem;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--cold);
}

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

.page-news .side-links li {
  border-bottom: 1px solid var(--line-soft);
}

.page-news .side-links li:last-child { border-bottom: 0; }

.page-news .side-links a {
  display: block;
  padding: 0.6rem 0;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--cold);
  text-decoration: none;
  transition: color 200ms var(--ease), padding-left 200ms var(--ease);
}

.page-news .side-links a:hover,
.page-news .side-links a:focus-visible {
  color: var(--glow);
  padding-left: 4px;
}

/* ---------- 底部 ---------- */

.page-news .back-top {
  margin: clamp(2.5rem, 6vw, 3.5rem) 0 0;
  text-align: right;
}

.page-news .chip--lake {
  background: rgba(41, 185, 164, 0.16);
  color: var(--lake);
  border: 1px solid rgba(41, 185, 164, 0.45);
}

.page-news .chip--glow {
  background: rgba(116, 240, 218, 0.14);
  color: var(--glow);
  border: 1px solid rgba(116, 240, 218, 0.5);
}

/* ---------- 焦点可见性 ---------- */

.page-news a:focus-visible,
.page-news button:focus-visible {
  outline: 2px solid var(--glow);
  outline-offset: 2px;
}

/* ---------- 中屏起 ---------- */

@media (min-width: 48rem) {
  .page-news .lede-board__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .refill-panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: center;
  }

  .page-news .subscribe-card {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-news .subscribe-card__action {
    align-items: flex-start;
    border-left: 1px solid var(--line-soft);
    padding-left: 1.5rem;
  }

  .page-news .entry__body {
    padding-left: 2.4rem;
  }
}

/* ---------- 桌面端：右侧栏常驻 ---------- */

@media (min-width: 62rem) {
  .page-news .news-layout {
    grid-template-columns: minmax(0, 1fr) var(--news-side-w);
  }

  .page-news .news-side {
    position: sticky;
    top: 1.5rem;
  }

  .page-news .news-tabs {
    top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .lede-card,
  .page-news .entry__head,
  .page-news .entry__mark::before,
  .page-news .entry__mark::after,
  .page-news .news-tabs__item::after,
  .page-news .side-links a,
  .page-news .subscribe-card {
    transition: none;
  }

  .page-news .lede-card:hover {
    transform: none;
  }
}