.page-news {
  --news-lead: clamp(16px, 1.9vw, 20px);
}

/* ---------- 页头 ---------- */
.page-news .breadcrumb {
  padding-block: clamp(14px, 2vw, 22px) 0;
}

.page-news .page-head {
  padding-block: clamp(22px, 4vw, 44px) clamp(20px, 3vw, 34px);
  border-bottom: 2px solid var(--charcoal);
}

.page-news .page-head__index {
  color: var(--amber-deep);
}

.page-news .page-head__title {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(40px, 9vw, 92px);
  line-height: 1.03;
  letter-spacing: -.02em;
  color: var(--charcoal);
  margin: .16em 0 .28em;
}

.page-news .page-head__lead {
  max-width: 64ch;
  font-size: var(--news-lead);
  line-height: 1.8;
  color: var(--ink);
}

.page-news .page-head__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-top: clamp(18px, 2.4vw, 28px);
}

/* ---------- 通用段落 ---------- */
.page-news .section__head {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-news .section--ink .section__title {
  color: var(--paper);
}

.page-news .section--ink .section__index {
  color: var(--apricot);
}

.page-news .section--ink .section__note {
  color: var(--silver-line);
}

/* ---------- 图片容器 ---------- */
.page-news .media {
  margin: 0;
}

.page-news .media__frame {
  position: relative;
  overflow: hidden;
  border: 1.5px solid var(--charcoal);
  border-radius: var(--radius);
  background: repeating-linear-gradient(135deg, var(--silver-line) 0 8px, var(--paper-light) 8px 16px);
}

.page-news .media__frame img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-news .news-media--1-1 .media__frame {
  aspect-ratio: 1 / 1;
}

.page-news .news-media--3-2 .media__frame {
  aspect-ratio: 3 / 2;
}

.page-news .media--wide .media__frame {
  aspect-ratio: 16 / 9;
}

.page-news .media__caption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--silver-ink);
  line-height: 1.7;
}

.page-news .news-figure {
  margin-bottom: clamp(22px, 3vw, 36px);
}

.page-news .news-figure--topic {
  margin-top: clamp(28px, 4vw, 48px);
  margin-bottom: 0;
}

/* ---------- 筛选条 ---------- */
.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: clamp(16px, 2.4vw, 26px);
}

.page-news .filter-chip {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  padding: 8px 14px;
  border: 1.5px solid var(--silver-line);
  border-radius: var(--radius);
  background: var(--paper-light);
  color: var(--charcoal);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .filter-chip:hover {
  border-color: var(--apricot);
  transform: translateY(-2px);
}

.page-news .filter-chip[aria-pressed="true"] {
  border-color: var(--amber);
  background: var(--apricot-light);
}

.page-news .filter-chip:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-news .filter__empty {
  margin-top: 18px;
  color: var(--check);
}

/* ---------- 条目目录 ---------- */
.page-news .press-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--charcoal);
}

.page-news .press-row {
  position: relative;
  border-bottom: 1px solid var(--silver-line);
  transition: background-color var(--dur) var(--ease);
}

.page-news .press-row::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--amber);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--dur) var(--ease);
}

.page-news .press-row:hover,
.page-news .press-row:focus-within {
  background: var(--paper-light);
}

.page-news .press-row:hover::before,
.page-news .press-row:focus-within::before {
  transform: scaleY(1);
}

.page-news .press-row__link {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: baseline;
  gap: 6px 16px;
  padding: 16px clamp(10px, 1.6vw, 20px) 12px;
  text-decoration: none;
  color: inherit;
}

.page-news .press-row__link:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: -2px;
}

.page-news .press-row__no {
  grid-column: 1;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--amber-deep);
}

.page-news .press-row__time {
  grid-column: 2;
  justify-self: end;
  color: var(--silver-ink);
}

.page-news .press-row__title {
  grid-column: 1 / -1;
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(18px, 2.2vw, 24px);
  line-height: 1.4;
  color: var(--charcoal);
  transition: color var(--dur) var(--ease);
}

.page-news .press-row:hover .press-row__title {
  color: var(--amber-deep);
}

.page-news .press-row__tags {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .press-row__summary {
  margin: 0;
  padding: 0 clamp(10px, 1.6vw, 20px);
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--moss);
  max-height: none;
  opacity: 1;
  overflow: hidden;
  transition: max-height 180ms var(--ease), opacity 120ms var(--ease), padding-bottom 180ms var(--ease);
}

/* ---------- 分类视图 ---------- */
.page-news .news-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  align-items: start;
}

.page-news .cat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-news .cat-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--paper);
  border: 1.5px solid var(--charcoal);
  border-radius: var(--radius);
  box-shadow: 5px 5px 0 var(--moss);
  transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .cat-card:hover {
  box-shadow: 8px 8px 0 var(--amber);
  transform: translate(-2px, -2px);
}

.page-news .cat-card__no {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--amber-deep);
}

.page-news .cat-card__title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(19px, 2.2vw, 24px);
  line-height: 1.35;
  color: var(--charcoal);
  margin: 0;
}

.page-news .cat-card__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--moss);
}

.page-news .cat-card__facts {
  margin: 4px 0 0;
  display: grid;
  gap: 6px;
  border-top: 1px solid var(--silver-line);
  padding-top: 10px;
}

.page-news .cat-card__fact {
  display: grid;
  grid-template-columns: 5.5em 1fr;
  gap: 10px;
  font-size: 13px;
  line-height: 1.6;
}

.page-news .cat-card__fact dt {
  color: var(--silver-ink);
  letter-spacing: .06em;
}

.page-news .cat-card__fact dd {
  margin: 0;
  color: var(--charcoal);
}

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

/* ---------- 专题系列 ---------- */
.page-news .topic-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  align-items: start;
}

.page-news .topic-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.2vw, 24px);
  background: var(--paper);
  border: 1.5px solid var(--charcoal);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .topic-card:hover {
  box-shadow: var(--shadow-hard-lg);
  transform: translate(-2px, -2px);
  border-color: var(--amber);
}

.page-news .topic-card__no {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--amber-deep);
}

.page-news .topic-card__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.4;
}

.page-news .topic-card__link {
  color: var(--charcoal);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  transition: color var(--dur) var(--ease), text-decoration-color var(--dur) var(--ease);
}

.page-news .topic-card__link:hover {
  color: var(--amber-deep);
  text-decoration-color: var(--apricot);
}

.page-news .topic-card__link:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

.page-news .topic-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--moss);
}

.page-news .topic-card__meta {
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid var(--silver-line);
  color: var(--silver-ink);
}

/* ---------- 更新节奏 ---------- */
.page-news .news-split--rhythm {
  gap: clamp(24px, 4vw, 48px);
}

.page-news .rhythm-main {
  display: flex;
  flex-direction: column;
  gap: clamp(20px, 3vw, 32px);
}

.page-news .news-axis {
  display: block;
  width: 100%;
  height: auto;
  max-width: 620px;
  color: var(--silver);
}

.page-news .news-axis__line {
  stroke: var(--charcoal);
  stroke-width: 2;
}

.page-news .news-axis__ticks line {
  stroke: currentColor;
  stroke-width: 1.5;
}

.page-news .news-axis__now {
  fill: var(--amber);
  stroke: var(--charcoal);
  stroke-width: 2;
}

.page-news .news-axis__cap {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  fill: var(--silver-ink);
}

.page-news .news-axis__cap--end {
  fill: var(--amber-deep);
}

.page-news .news-axis__band {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  fill: var(--amber-deep);
}

.page-news .rhythm-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1.5px solid var(--charcoal);
}

.page-news .rhythm-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--silver-line);
}

.page-news .rhythm-item__key {
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--amber-deep);
}

.page-news .rhythm-item__val {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

/* ---------- 归档 ---------- */
.page-news .news-archive {
  display: grid;
  gap: 12px;
}

.page-news .news-arch {
  border: 1.5px solid var(--silver-line);
  border-radius: var(--radius);
  background: var(--paper-light);
  transition: border-color var(--dur) var(--ease);
}

.page-news .news-arch:hover,
.page-news .news-arch[open] {
  border-color: var(--charcoal);
}

.page-news .news-arch__summary {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 12px;
  padding: 16px clamp(14px, 2vw, 20px);
  cursor: pointer;
  list-style: none;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(16px, 1.9vw, 20px);
  color: var(--charcoal);
}

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

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

.page-news .news-arch__no {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--amber-deep);
}

.page-news .news-arch__count {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--silver-ink);
}

.page-news .news-arch__summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--amber-deep);
}

.page-news .news-arch[open] .news-arch__summary::after {
  content: "–";
}

.page-news .news-arch__body {
  padding: 14px clamp(14px, 2vw, 20px) 18px;
  border-top: 1px solid var(--silver-line);
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
}

.page-news .news-arch__body p {
  margin: 0;
  max-width: 66ch;
}

.page-news .news-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: clamp(22px, 3vw, 34px);
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--apricot-light);
  border: 1.5px solid var(--charcoal);
  border-radius: var(--radius);
  box-shadow: 5px 5px 0 var(--charcoal);
}

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

/* ---------- 响应式 ---------- */
@media (max-width: 859px) {
  .page-news .press-row__summary {
    padding-bottom: 16px;
  }
}

@media (min-width: 720px) {
  .page-news .cat-grid,
  .page-news .topic-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .rhythm-item {
    grid-template-columns: 10em 1fr;
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 860px) {
  .page-news .press-row__link {
    grid-template-columns: 172px 1fr auto 82px;
    align-items: center;
    gap: 6px 20px;
    padding-block: 18px 14px;
  }

  .page-news .press-row__no {
    grid-column: 1;
  }

  .page-news .press-row__title {
    grid-column: 2;
    font-size: clamp(18px, 1.7vw, 22px);
  }

  .page-news .press-row__tags {
    grid-column: 3;
    flex-wrap: nowrap;
  }

  .page-news .press-row__time {
    grid-column: 4;
  }

  .page-news .press-row__summary {
    max-height: 0;
    opacity: 0;
    padding-bottom: 0;
    padding-left: calc(172px + 20px + 10px);
    transition: max-height 200ms var(--ease), opacity 120ms var(--ease), padding-bottom 200ms var(--ease);
  }

  .page-news .press-row:hover .press-row__summary,
  .page-news .press-row:focus-within .press-row__summary {
    max-height: 12em;
    opacity: 1;
    padding-bottom: 18px;
  }
}

@media (min-width: 1000px) {
  .page-news .news-split {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-news .news-split--rhythm {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  }
}

@media (min-width: 1120px) {
  .page-news .topic-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-news .topic-card:nth-child(even) {
    margin-top: 38px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .cat-card,
  .page-news .topic-card,
  .page-news .filter-chip,
  .page-news .press-row,
  .page-news .press-row::before,
  .page-news .press-row__title,
  .page-news .press-row__summary {
    transition: color var(--dur) linear, background-color var(--dur) linear, border-color var(--dur) linear, opacity var(--dur) linear;
    transform: none;
  }
}