.page-news {
  --news-dash: rgba(43, 46, 44, .3);
  --news-dash-invert: rgba(244, 241, 233, .26);
  --news-bleed: clamp(10px, 2.2vw, 32px);
}

/* ===== 页头 ===== */
.page-news .news-head {
  position: relative;
  overflow: hidden;
  background: var(--night);
  color: var(--paper);
  padding: clamp(30px, 5.5vw, 68px) 0 clamp(34px, 5vw, 62px);
}

.page-news .news-head::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(244, 241, 233, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 241, 233, .055) 1px, transparent 1px);
  background-size: 72px 72px;
}

.page-news .news-head__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

.page-news .news-head__label {
  margin: 0;
  color: var(--flare);
}

.page-news .news-head__title {
  margin: 14px 0 0;
  font-family: var(--f-sans);
  font-weight: 250;
  font-size: clamp(34px, 7.2vw, 76px);
  line-height: 1.02;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-news .news-head__lede {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 16.5px);
  line-height: 1.78;
  color: rgba(244, 241, 233, .78);
}

.page-news .news-head__keys {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13.5px;
  color: rgba(244, 241, 233, .74);
}

.page-news .news-head__keys .mono {
  margin-right: 6px;
  font-size: 11.5px;
  color: var(--flare);
}

.page-news .news-board-card {
  border: 2px solid var(--news-dash-invert);
  background: var(--teal);
  padding: 18px 20px 16px;
  box-shadow: 6px 6px 0 rgba(255, 106, 31, .3);
}

.page-news .news-board-card__cap {
  margin: 0 0 6px;
  color: rgba(244, 241, 233, .6);
}

.page-news .news-board-card__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--news-dash-invert);
}

.page-news .news-board-card__row:last-child {
  border-bottom: 0;
  padding-bottom: 2px;
}

.page-news .news-board-card__k {
  font-size: 13.5px;
  color: rgba(244, 241, 233, .72);
}

.page-news .news-board-card__v {
  font-size: 18px;
  color: var(--flare);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* ===== 条目总览 ===== */
.page-news .news-overview {
  background: var(--paper);
}

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

.page-news .news-overview__note {
  margin: 0;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.76;
  color: var(--stone);
  opacity: .78;
}

.page-news .news-scope {
  margin-top: clamp(24px, 3.6vw, 40px);
  border-top: 2px solid var(--teal);
  padding-top: 14px;
}

.page-news .news-scope__cap {
  margin: 0 0 12px;
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--clay);
}

.page-news .news-scope__track {
  display: flex;
  gap: 4px;
  height: 10px;
}

.page-news .news-scope__seg {
  flex: 1 1 0;
  background: var(--moss);
}

.page-news .news-scope__seg:nth-child(1) { flex-grow: 3; }
.page-news .news-scope__seg:nth-child(2) { flex-grow: 3; background: var(--clay); }
.page-news .news-scope__seg:nth-child(3) { flex-grow: 3; background: var(--spark); }
.page-news .news-scope__seg:nth-child(4) { flex-grow: 3; background: var(--flare); }

.page-news .news-scope__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 9px 22px;
  margin: 13px 0 0;
  padding: 0;
  list-style: none;
  font-size: 12.5px;
  color: var(--stone);
}

.page-news .news-scope__legend li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.page-news .news-scope__legend li::before {
  content: "";
  width: 9px;
  height: 9px;
  flex: none;
  background: var(--moss);
}

.page-news .news-scope__legend li:nth-child(2)::before { background: var(--clay); }
.page-news .news-scope__legend li:nth-child(3)::before { background: var(--spark); }
.page-news .news-scope__legend li:nth-child(4)::before { background: var(--flare); }

.page-news .news-scope__legend b {
  font-weight: 500;
  color: var(--clay);
}

.page-news .news-index {
  margin: clamp(24px, 3.6vw, 40px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--teal);
}

.page-news .news-index__link {
  display: grid;
  grid-template-columns: 32px 1fr;
  grid-template-areas:
    "idx title"
    "idx meta";
  gap: 4px 12px;
  padding: 13px 8px 13px 0;
  border-bottom: 1px dashed var(--news-dash);
  color: inherit;
  text-decoration: none;
  transition: background var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-news .news-index__link:hover,
.page-news .news-index__link:focus-visible {
  background: var(--warm);
  padding-left: 10px;
}

.page-news .news-index__idx {
  grid-area: idx;
  font-size: 11.5px;
  color: var(--clay);
  padding-top: 3px;
}

.page-news .news-index__title {
  grid-area: title;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--stone);
}

.page-news .news-index__meta {
  grid-area: meta;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 14px;
}

.page-news .news-index__tag {
  font-size: 11px;
  letter-spacing: .12em;
  padding: 2px 7px;
  border: 1px solid var(--clay);
  color: var(--clay);
}

.page-news .news-index__time {
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--stone);
  opacity: .58;
}

/* ===== 主体：分类索引 + 条目流 ===== */
.page-news .news-board {
  background: var(--warm);
}

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

.page-news .news-rail__list {
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-rail__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--news-dash);
  font-size: 13.5px;
  color: var(--stone);
  text-decoration: none;
  transition: color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .news-rail__link:hover,
.page-news .news-rail__link:focus-visible {
  color: var(--clay);
  transform: translateX(3px);
}

.page-news .news-rail__num {
  min-width: 16px;
  font-size: 11.5px;
  color: var(--flare);
}

.page-news .news-rail__foot {
  margin: 18px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--stone);
  opacity: .66;
}

/* 分组 */
.page-news .news-group + .news-group {
  margin-top: clamp(36px, 5vw, 62px);
}

.page-news .news-group__head {
  border-top: 2px solid var(--teal);
  padding-top: 14px;
}

.page-news .news-group__title {
  margin: 7px 0 0;
  font-family: var(--f-sans);
  font-weight: 300;
  font-size: clamp(22px, 2.8vw, 30px);
  line-height: 1.2;
  letter-spacing: -.005em;
  color: var(--stone);
}

.page-news .news-group__lede {
  margin: 9px 0 0;
  max-width: 54ch;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--stone);
  opacity: .72;
}

/* 条目 */
.page-news .news-log {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-log__item {
  padding: 18px 0;
  border-bottom: 1px dashed var(--news-dash);
}

.page-news .news-log__inner {
  display: grid;
  gap: 10px;
}

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

.page-news .news-log__ver {
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--stone);
  opacity: .58;
}

.page-news .news-log__title {
  margin: 0;
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 500;
  line-height: 1.42;
  color: var(--stone);
}

.page-news .news-log__sum {
  margin: 8px 0 0;
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--stone);
}

.page-news .news-log__fold {
  margin-top: 12px;
}

.page-news .news-log__media {
  margin: 4px 0 0;
  border: 2px solid var(--teal);
  box-shadow: var(--shadow);
  overflow: hidden;
  background: var(--paper);
}

.page-news .news-log__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 420ms var(--ease);
}

.page-news .news-log__media:hover img,
.page-news .news-log__media:focus-within img {
  transform: scale(1.04);
}

/* ===== 归档 ===== */
.page-news .news-archive {
  background: var(--moss);
  color: var(--paper);
}

.page-news .news-archive__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-news .news-archive__label {
  margin: 0;
  color: var(--spark);
}

.page-news .news-archive__title {
  margin: 12px 0 0;
  font-family: var(--f-sans);
  font-weight: 250;
  font-size: clamp(28px, 4.4vw, 46px);
  line-height: 1.08;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-news .news-archive__lede {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(244, 241, 233, .8);
}

.page-news .news-archive__links {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-archive__links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 16px;
  border: 2px solid rgba(244, 241, 233, .28);
  color: var(--paper);
  font-size: 14.5px;
  text-decoration: none;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .news-archive__links a:hover,
.page-news .news-archive__links a:focus-visible {
  background: rgba(255, 106, 31, .16);
  border-color: var(--flare);
}

.page-news .news-archive__links .mono {
  color: var(--flare);
  font-size: 13px;
}

.page-news .news-archive__folds {
  margin-top: clamp(26px, 4vw, 42px);
  padding: 6px clamp(14px, 2.4vw, 24px);
  background: var(--paper);
  color: var(--stone);
  border: 2px solid var(--night);
  box-shadow: 6px 6px 0 rgba(10, 21, 18, .45);
}

/* ===== 响应式 ===== */
@media (min-width: 760px) {
  .page-news .news-index__link {
    grid-template-columns: 40px 1fr 96px 112px;
    grid-template-areas: "idx title tag time";
    align-items: baseline;
    gap: 4px 16px;
    padding: 12px 12px 12px 0;
  }

  .page-news .news-index__meta {
    display: contents;
  }

  .page-news .news-index__tag {
    grid-area: tag;
    justify-self: start;
  }

  .page-news .news-index__time {
    grid-area: time;
    justify-self: end;
    text-align: right;
  }

  .page-news .news-log__item--feature .news-log__inner {
    grid-template-columns: minmax(0, 1fr) 214px;
    grid-template-areas:
      "meta media"
      "body media";
    column-gap: 28px;
  }

  .page-news .news-log__item--feature .news-log__meta { grid-area: meta; }
  .page-news .news-log__item--feature .news-log__body { grid-area: body; }

  .page-news .news-log__item--feature .news-log__media {
    grid-area: media;
    align-self: start;
    margin-right: calc(-1 * var(--news-bleed));
  }
}

@media (min-width: 900px) {
  .page-news .news-head__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-news .news-overview__head {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: end;
  }

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

@media (min-width: 960px) {
  .page-news .news-board__grid {
    grid-template-columns: 196px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 28px;
  }

  .page-news .news-index {
    column-count: 2;
    column-gap: clamp(28px, 4vw, 56px);
  }

  .page-news .news-index__item {
    break-inside: avoid;
  }
}

@media (min-width: 1180px) {
  .page-news .news-log__item--feature .news-log__inner {
    grid-template-columns: minmax(0, 1fr) 248px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-index__link,
  .page-news .news-rail__link,
  .page-news .news-log__media img,
  .page-news .news-archive__links a {
    transition: none;
  }

  .page-news .news-log__media:hover img,
  .page-news .news-log__media:focus-within img {
    transform: none;
  }

  .page-news .news-rail__link:hover,
  .page-news .news-rail__link:focus-visible {
    transform: none;
  }
}