/* ============================================================
   资讯中心 · page-news
   ============================================================ */

.page-news {
  display: block;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 3.5vw, 30px) 0 clamp(36px, 6vw, 78px);
  color: var(--paper);
  background:
    repeating-linear-gradient(90deg, rgba(199, 208, 216, .06) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, rgba(199, 208, 216, .06) 0 1px, transparent 1px 64px),
    linear-gradient(158deg, var(--abyss) 0%, var(--midnight) 100%);
}

.page-news .news-hero .crumbs__link {
  color: rgba(242, 241, 236, .62);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .1em;
}

.page-news .news-hero .crumbs__link[aria-current="page"] {
  color: var(--aurora);
}

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  margin-top: clamp(22px, 4vw, 40px);
}

.page-news .news-hero__eyebrow {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--aurora);
}

.page-news .news-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 7vw, 52px);
  line-height: 1.14;
  letter-spacing: .03em;
  color: var(--paper);
}

.page-news .news-hero__intro {
  margin: 0 0 26px;
  max-width: 60ch;
  font-size: var(--step-3);
  line-height: 1.75;
  color: rgba(242, 241, 236, .82);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .news-hero__actions .btn--ghost {
  color: var(--paper);
  border-color: rgba(199, 208, 216, .42);
}

.page-news .news-hero__actions .btn--ghost:hover {
  border-color: var(--aurora);
  color: var(--aurora);
}

.page-news .stats__card {
  padding: 20px 20px 22px;
  border: 1px solid var(--rule-dark-2);
  border-left: 3px solid var(--aurora);
  border-radius: var(--radius);
  background: rgba(242, 241, 236, .055);
}

.page-news .stats__label {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--silver);
}

.page-news .stats__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
  margin: 0;
}

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

.page-news .stats__item dt {
  margin-bottom: 4px;
  font-size: var(--step-1);
  letter-spacing: .06em;
  color: rgba(199, 208, 216, .72);
}

.page-news .stats__item dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--step-2);
  color: var(--paper);
}

.page-news .stats__num {
  font-size: var(--step-4);
  color: var(--aurora);
}

/* ---------- 图版条 ---------- */

.page-news .news-plate {
  padding: clamp(28px, 5vw, 56px) 0 clamp(8px, 2vw, 16px);
}

/* ---------- 目录区 ---------- */

.page-news .news-ledger {
  padding-bottom: clamp(40px, 7vw, 88px);
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 6px;
}

.page-news .ledger {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 22px;
}

.page-news .ledger__axis {
  padding-top: 2px;
}

.page-news .ledger__axis-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-news .ledger__axis-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .axis-item {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding-left: 8px;
  border-left: 2px solid var(--axis-tone, var(--silver));
  font-size: var(--step-2);
  color: var(--ink-soft);
}

.page-news .axis-item__code {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .1em;
  color: var(--stone);
}

.page-news .axis-item--terracotta { --axis-tone: var(--terracotta); }
.page-news .axis-item--moss { --axis-tone: var(--moss); }
.page-news .axis-item--mineral { --axis-tone: var(--mineral); }
.page-news .axis-item--aurora { --axis-tone: var(--aurora); }
.page-news .axis-item--coral { --axis-tone: var(--coral); }
.page-news .axis-item--stone { --axis-tone: var(--stone); }

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

.page-news .ledger__row {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 16px 0 16px 16px;
  border-bottom: 1px solid var(--rule);
  transition: background-color .22s ease;
}

.page-news .ledger__row::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--row-tone, var(--silver));
  opacity: .3;
  transition: opacity .22s ease, width .22s ease;
}

.page-news .ledger__row:hover {
  background: linear-gradient(90deg, rgba(53, 214, 196, .07), transparent 68%);
}

.page-news .ledger__row:hover::before {
  opacity: 1;
  width: 4px;
}

.page-news .row--terracotta { --row-tone: var(--terracotta); }
.page-news .row--moss { --row-tone: var(--moss); }
.page-news .row--mineral { --row-tone: var(--mineral); }
.page-news .row--aurora { --row-tone: var(--aurora); }
.page-news .row--coral { --row-tone: var(--coral); }
.page-news .row--stone { --row-tone: var(--stone); }

.page-news .ledger__code {
  display: inline-block;
  transform-origin: left center;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .16em;
  color: var(--stone);
  transition: transform .22s ease, color .22s ease;
}

.page-news .ledger__row:hover .ledger__code {
  transform: scale(1.16);
  color: var(--row-tone, var(--aurora));
}

.page-news .ledger__title {
  margin: 0 0 6px;
  font-size: var(--step-3);
  font-weight: 600;
  line-height: 1.55;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-news .ledger__desc {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--ink-mute);
}

.page-news .ledger__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .ledger__time {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .12em;
  color: var(--ink-mute);
}

/* ---------- 六栏目 ---------- */

.page-news .news-columns__lead {
  margin: 0 0 clamp(22px, 4vw, 34px);
  max-width: 68ch;
  font-size: var(--step-3);
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-news .news-columns__figure {
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-news .col-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rule-strong);
  border: 1px solid var(--rule-strong);
}

.page-news .col-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px 24px;
  background: var(--paper-2);
  border-top: 3px solid var(--card-tone, var(--stone));
}

.page-news .col-card--terracotta { --card-tone: var(--terracotta); }
.page-news .col-card--moss { --card-tone: var(--moss); }
.page-news .col-card--mineral { --card-tone: var(--mineral); }
.page-news .col-card--aurora { --card-tone: var(--aurora); }
.page-news .col-card--coral { --card-tone: var(--coral); }
.page-news .col-card--stone { --card-tone: var(--stone); }

.page-news .col-card__code {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .18em;
  color: var(--card-tone, var(--stone));
}

.page-news .col-card__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--step-4);
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--ink);
}

.page-news .col-card__desc {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.72;
  color: var(--ink-soft);
}

.page-news .col-card__count {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .1em;
  color: var(--ink-mute);
}

.page-news .col-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

/* ---------- 专题连载 ---------- */

.page-news .news-topics {
  padding: clamp(56px, 10vw, 128px) 0;
  background: var(--paper-2);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.page-news .news-topics__kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--moss);
}

.page-news .news-topics__title {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(28px, 5vw, 46px);
  line-height: 1.28;
  letter-spacing: .02em;
  color: var(--ink);
}

.page-news .news-topics__lead {
  margin: 0 0 clamp(30px, 5vw, 48px);
  max-width: 58ch;
  font-size: var(--step-3);
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-news .topic-folds {
  border-top: 1px solid var(--rule-strong);
}

.page-news .topic-fold {
  border-bottom: 1px solid var(--rule);
}

.page-news .topic-fold .fold__button {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  width: 100%;
  padding: 20px 2px;
  border: 0;
  background: none;
  color: var(--ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.page-news .topic-fold .fold__button:hover .topic-fold__title {
  color: var(--mineral);
}

.page-news .topic-fold__index {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .16em;
  color: var(--stone);
}

.page-news .topic-fold__title {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--font-display);
  font-size: var(--step-4);
  font-weight: 700;
  letter-spacing: .05em;
  transition: color .2s ease;
}

.page-news .topic-fold__meta {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .1em;
  color: var(--ink-mute);
}

.page-news .topic-fold__arrow {
  position: relative;
  width: 12px;
  height: 12px;
  flex: 0 0 auto;
  border-top: 2px solid var(--ink-mute);
  border-right: 2px solid var(--ink-mute);
  transform: rotate(45deg);
  transition: transform .2s ease;
}

.page-news .topic-fold [data-fold-toggle][aria-expanded="true"] .topic-fold__arrow {
  transform: rotate(135deg);
  border-color: var(--coral);
}

.page-news .topic-fold .fold__panel-inner {
  padding: 0 2px 26px;
}

.page-news .topic-fold__intro {
  margin: 0 0 14px;
  font-size: var(--step-2);
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-news .topic-fold__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-left: 2px solid var(--rule);
}

.page-news .topic-fold__list li {
  padding: 8px 0 8px 14px;
  font-size: var(--step-2);
  line-height: 1.65;
  color: var(--ink-soft);
}

.page-news .topic-fold__time {
  display: inline-block;
  margin-right: 10px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .1em;
  color: var(--terracotta);
}

.page-news .news-topics__figure {
  margin: clamp(40px, 7vw, 72px) 0 0;
}

/* ---------- 检索与节奏 ---------- */

.page-news .news-find {
  padding-top: clamp(46px, 8vw, 96px);
  padding-bottom: clamp(46px, 8vw, 96px);
}

.page-news .find-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-news .find-card {
  padding: 22px 20px 24px;
  border: 1px solid var(--rule);
  border-top: 3px solid var(--card-tone, var(--aurora));
  border-radius: var(--radius);
  background: var(--paper-2);
}

.page-news .find-card--terracotta { --card-tone: var(--terracotta); }
.page-news .find-card--aurora { --card-tone: var(--aurora); }
.page-news .find-card--coral { --card-tone: var(--coral); }

.page-news .find-card__code {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .2em;
  color: var(--card-tone, var(--aurora));
}

.page-news .find-card__name {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--ink);
}

.page-news .find-card__desc {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-news .rhythm {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  margin-top: clamp(30px, 5vw, 52px);
  padding-top: clamp(28px, 4vw, 44px);
  border-top: 1px solid var(--rule-strong);
}

.page-news .rhythm__title {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  font-size: var(--step-4);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--ink);
}

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

.page-news .rhythm__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--rule);
}

.page-news .rhythm__item p {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-news .rhythm__num {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .16em;
  color: var(--coral);
  padding-top: 3px;
}

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

/* ---------- 相关入口 ---------- */

.page-news .news-next {
  margin-top: clamp(34px, 5vw, 56px);
  padding: 24px 22px 26px;
  border: 1px solid var(--rule-strong);
  border-left: 4px solid var(--coral);
  background: var(--paper-2);
  border-radius: var(--radius);
}

.page-news .news-next__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.page-news .news-next__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-next__link {
  display: inline-block;
  font-size: var(--step-3);
  line-height: 1.6;
  color: var(--abyss);
  text-decoration: none;
  border-bottom: 1px solid var(--rule-strong);
  padding-bottom: 2px;
  transition: color .2s ease, border-color .2s ease;
}

.page-news .news-next__link:hover {
  color: var(--coral);
  border-color: var(--coral);
}

/* ---------- 响应式 ---------- */

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

  .page-news .find-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-next__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 24px;
  }
}

@media (min-width: 768px) {
  .page-news .ledger__row {
    grid-template-columns: 72px minmax(0, 1fr) 80px;
    align-items: start;
    gap: 22px;
    padding: 18px 4px 18px 18px;
  }

  .page-news .ledger__time {
    text-align: right;
    padding-top: 3px;
  }

  .page-news .rhythm__item {
    grid-template-columns: 48px minmax(0, 1fr);
  }
}

@media (min-width: 960px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-news .ledger {
    grid-template-columns: 148px minmax(0, 1fr);
    gap: 40px;
    margin-top: 30px;
  }

  .page-news .ledger__axis {
    position: sticky;
    top: calc(var(--header-h) + 26px);
    align-self: start;
  }

  .page-news .ledger__axis-list {
    flex-direction: column;
    gap: 10px;
  }

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

  .page-news .rhythm {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-news .news-topics__figure {
    max-width: 560px;
  }
}

@media (min-width: 1040px) {
  .page-news .find-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .ledger__row,
  .page-news .ledger__code,
  .page-news .ledger__row::before,
  .page-news .topic-fold__arrow,
  .page-news .topic-fold__title,
  .page-news .news-next__link {
    transition: none;
  }

  .page-news .ledger__row:hover .ledger__code {
    transform: none;
  }
}