.page-news {
  --news-rule: rgba(58, 70, 64, .62);
  --news-rule-soft: rgba(58, 70, 64, .34);
  --news-gutter: clamp(18px, 4.2vw, 48px);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-news .news-crumb {
  padding-top: clamp(16px, 3vw, 26px);
}
.page-news .news-crumb .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--gray);
}
.page-news .news-crumb .breadcrumb li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
}
.page-news .news-crumb .breadcrumb li + li::before {
  content: "";
  width: 14px;
  height: 1px;
  background: var(--stone);
}
.page-news .news-crumb .breadcrumb a {
  color: var(--cool);
  text-decoration: none;
  transition: color .2s ease;
}
.page-news .news-crumb .breadcrumb a:hover {
  color: var(--lime);
}

/* ---------- 页首 ---------- */
.page-news .news-hero {
  position: relative;
  padding-bottom: clamp(30px, 5vw, 60px);
}
.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  z-index: 3;
  width: min(46%, 520px);
  height: 5px;
  background: linear-gradient(90deg, transparent, var(--lime));
  transform: skewX(-32deg);
  transform-origin: right top;
}
.page-news .news-hero__media {
  position: relative;
  height: clamp(220px, 40vw, 420px);
  overflow: hidden;
  border-bottom-left-radius: var(--radius-lg);
  border-bottom-right-radius: var(--radius-lg);
}
.page-news .news-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
  filter: saturate(.82) brightness(.86);
}
.page-news .news-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(to bottom, rgba(11, 31, 24, .12) 0%, rgba(11, 31, 24, .58) 54%, var(--ink-deep) 100%),
    linear-gradient(115deg, rgba(11, 31, 24, .74) 0%, rgba(11, 31, 24, 0) 58%);
}
.page-news .news-hero__body {
  position: relative;
  z-index: 4;
  display: grid;
  gap: 18px;
  margin-top: clamp(-104px, -9vw, -52px);
}
.page-news .news-hero__title {
  margin: 0;
  max-width: 17ch;
  font-family: var(--font-display);
  font-size: clamp(32px, 6.2vw, 62px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -.015em;
  color: var(--white);
  transform: skewX(-2.4deg);
  transform-origin: left bottom;
}
.page-news .news-hero__lede {
  margin: 0;
  max-width: 42em;
}
.page-news .news-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  margin: 4px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--news-rule-soft);
}
.page-news .news-hero__stat {
  display: flex;
  align-items: baseline;
  gap: 9px;
}
.page-news .news-hero__stat dt {
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--gray);
}
.page-news .news-hero__stat dd {
  margin: 0;
  font-size: 19px;
  font-weight: 600;
  color: var(--white);
}

/* ---------- 主体骨架 ---------- */
.page-news .news-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 44px);
  padding-bottom: clamp(48px, 8vw, 104px);
}

/* ---------- 目录索引 ---------- */
.page-news .news-rail {
  min-width: 0;
}
.page-news .news-index {
  position: sticky;
  top: 74px;
  z-index: 5;
  margin-inline: calc(-1 * var(--news-gutter));
  padding: 10px var(--news-gutter) 12px;
  background: linear-gradient(to bottom, var(--ink-deep) 62%, rgba(11, 31, 24, 0));
}
.page-news .news-index .chapter-index__title {
  display: none;
}
.page-news .news-index .chapter-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 2px 6px;
  list-style: none;
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: none;
}
.page-news .news-index .chapter-index__list::-webkit-scrollbar {
  display: none;
}
.page-news .news-index .chapter-index__list li {
  margin: 0;
}
.page-news .news-index .chapter-index__list a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 15px;
  border: 1px solid var(--stone);
  border-radius: var(--radius-pill);
  font-size: 13px;
  line-height: 1.2;
  color: var(--gray);
  text-decoration: none;
  transition: border-color .2s ease, color .2s ease, background-color .2s ease;
}
.page-news .news-index .chapter-index__list a .mono {
  font-size: 11px;
  color: var(--orange);
}
.page-news .news-index .chapter-index__list a:hover,
.page-news .news-index .chapter-index__list a.is-active {
  border-color: var(--lime);
  color: var(--lime);
  background: rgba(198, 255, 61, .08);
}

/* ---------- 通用区块 ---------- */
.page-news .news-flow {
  min-width: 0;
}
.page-news .news-section {
  padding-block: clamp(34px, 5.4vw, 66px);
  border-top: 1px solid var(--news-rule-soft);
}
.page-news .news-section:first-child {
  padding-top: 0;
  border-top: 0;
}
.page-news .news-section__head {
  display: grid;
  gap: 12px;
  max-width: 60ch;
  margin-bottom: clamp(22px, 3.6vw, 42px);
}
.page-news .news-section__head .chapter-num {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--orange);
}
.page-news .news-section__head .section-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.4vw, 38px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.012em;
  color: var(--white);
}
.page-news .news-section__head .lede {
  margin: 0;
  color: var(--gray);
}

/* ---------- 标签变体 ---------- */
.page-news .label-tag--lime {
  color: var(--lime);
  border-color: rgba(198, 255, 61, .42);
  background: rgba(198, 255, 61, .08);
}
.page-news .label-tag--orange {
  color: var(--orange);
  border-color: rgba(255, 122, 26, .44);
  background: rgba(255, 122, 26, .08);
}
.page-news .label-tag--cool {
  color: var(--cool);
  border-color: rgba(207, 230, 224, .34);
  background: rgba(207, 230, 224, .07);
}

/* ---------- 三个系列 ---------- */
.page-news .series-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 20px);
}
.page-news .series-card {
  position: relative;
  display: grid;
  align-content: start;
  gap: 13px;
  padding: clamp(22px, 2.6vw, 30px);
  border: 1px solid var(--news-rule-soft);
  border-radius: var(--radius-lg);
  background: var(--ink-moss);
  overflow: hidden;
}
.page-news .series-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--gray);
}
.page-news .series-card--preview::before { background: var(--lime); }
.page-news .series-card--report::before { background: var(--orange); }
.page-news .series-card--note::before { background: var(--cool); }
.page-news .series-card__title {
  margin: 0;
  font-size: clamp(18px, 2.1vw, 22px);
  font-weight: 700;
  line-height: 1.32;
  color: var(--white);
}
.page-news .series-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--gray);
}
.page-news .series-card__foot {
  margin-top: 2px;
  padding-top: 14px;
  border-top: 1px dashed var(--news-rule-soft);
  font-size: 12.5px;
  letter-spacing: .05em;
  color: var(--cool);
}

/* ---------- 最新条目 ---------- */
.page-news .entry-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--news-rule-soft);
}
.page-news .entry {
  position: relative;
  display: grid;
  gap: 10px;
  padding-block: clamp(20px, 3vw, 28px);
  padding-inline: 0;
  border-bottom: 1px solid var(--news-rule-soft);
  transition: background-color .22s ease, padding-left .22s ease;
}
.page-news .entry:hover {
  background: linear-gradient(to right, rgba(198, 255, 61, .05), rgba(198, 255, 61, 0) 62%);
}
.page-news .entry__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.page-news .entry__title {
  margin: 0;
  font-size: clamp(17px, 2.05vw, 21px);
  font-weight: 600;
  line-height: 1.44;
  color: var(--white);
}
.page-news .entry__excerpt {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: var(--gray);
}
.page-news .entry__time {
  flex: none;
  font-size: 12.5px;
  letter-spacing: .07em;
  color: var(--orange);
  white-space: nowrap;
}

/* ---------- 专题合集 ---------- */
.page-news .collage {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 20px);
}
.page-news .collage-tile {
  border: 1px solid var(--news-rule-soft);
  border-radius: var(--radius-lg);
  background: var(--ink-carbon);
  overflow: hidden;
}
.page-news .collage-tile summary {
  position: relative;
  display: grid;
  gap: 10px;
  padding: clamp(20px, 2.6vw, 28px);
  padding-right: 60px;
  cursor: pointer;
  list-style: none;
}
.page-news .collage-tile summary::-webkit-details-marker {
  display: none;
}
.page-news .collage-tile summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 24px;
  transform: translateY(-50%);
  font-family: var(--font-data);
  font-size: 22px;
  line-height: 1;
  color: var(--lime);
  transition: transform .22s ease;
}
.page-news .collage-tile[open] summary::after {
  transform: translateY(-50%) rotate(45deg);
}
.page-news .collage-tile__title {
  margin: 0;
  font-size: clamp(18px, 2.2vw, 23px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--white);
}
.page-news .collage-tile__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--gray);
}
.page-news .collage-tile__list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0 clamp(20px, 2.6vw, 28px) clamp(22px, 2.6vw, 28px);
  list-style: none;
  border-top: 1px dashed var(--news-rule-soft);
  padding-top: 18px;
}
.page-news .collage-tile__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--gray);
}
.page-news .collage-tile__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 10px;
  height: 2px;
  background: var(--lime);
}
.page-news .collage-media {
  margin: 0;
}

/* ---------- 图文错位行 ---------- */
.page-news .feature-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}
.page-news .feature-row__body {
  display: grid;
  gap: 16px;
  min-width: 0;
}
.page-news .feature-row__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.6vw, 29px);
  font-weight: 700;
  line-height: 1.28;
  color: var(--white);
}
.page-news .feature-row__body p {
  margin: 0;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--gray);
}
.page-news .feature-list {
  display: grid;
  gap: 10px;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
}
.page-news .feature-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--gray);
}
.page-news .feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 12px;
  height: 2px;
  background: var(--lime);
}
.page-news .feature-row .figure {
  margin: 0;
}

/* ---------- 订阅 ---------- */
.page-news .subscribe-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(12px, 2vw, 18px);
}
.page-news .subscribe-item {
  display: grid;
  align-content: start;
  gap: 10px;
  padding: clamp(20px, 2.4vw, 26px);
  border: 1px solid rgba(198, 255, 61, .22);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, rgba(198, 255, 61, .07), rgba(198, 255, 61, .01));
}
.page-news .subscribe-item__title {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
}
.page-news .subscribe-item__when {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--orange);
}
.page-news .subscribe-item__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--gray);
}

/* ---------- 投稿 ---------- */
.page-news .contribute-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 40px);
}
.page-news .contribute-block {
  display: grid;
  align-content: start;
  gap: 14px;
  min-width: 0;
}
.page-news .contribute-block__title {
  margin: 0;
  font-size: clamp(18px, 2.1vw, 21px);
  font-weight: 700;
  line-height: 1.34;
  color: var(--white);
}
.page-news .contribute-block--panel {
  padding: clamp(20px, 2.6vw, 28px);
  border: 1px solid var(--news-rule-soft);
  border-left: 2px solid var(--lime);
  border-radius: var(--radius-md);
  background: rgba(30, 58, 47, .46);
}
.page-news .contribute-block p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--gray);
}
.page-news .contribute-block .link {
  color: var(--cool);
  text-decoration: underline;
  text-decoration-color: rgba(207, 230, 224, .4);
  text-underline-offset: 3px;
  transition: color .2s ease, text-decoration-color .2s ease;
}
.page-news .contribute-block .link:hover {
  color: var(--lime);
  text-decoration-color: var(--lime);
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-news .series-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }
  .page-news .series-card:nth-child(2) {
    transform: translateY(18px);
  }
  .page-news .series-card:nth-child(3) {
    transform: translateY(6px);
  }
  .page-news .series-grid {
    padding-bottom: 22px;
  }
  .page-news .subscribe-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-news .contribute-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .collage {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
  .page-news .collage-tile--a { grid-column: span 4; }
  .page-news .collage-media  { grid-column: span 2; }
  .page-news .collage-tile--b { grid-column: span 2; }
  .page-news .collage-tile--c { grid-column: span 2; }
  .page-news .collage-tile--d { grid-column: span 2; }
}

/* ---------- 条目错位两列 ---------- */
@media (min-width: 760px) {
  .page-news .entry {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
    grid-template-rows: auto auto;
    column-gap: clamp(20px, 3vw, 44px);
    row-gap: 12px;
    align-items: start;
  }
  .page-news .entry__head {
    grid-column: 1 / -1;
    grid-row: 1;
  }
  .page-news .entry__title {
    grid-column: 1;
    grid-row: 2;
    padding-right: 12px;
  }
  .page-news .entry__excerpt {
    grid-column: 2;
    grid-row: 2;
  }
  .page-news .entry:nth-child(even) {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  }
  .page-news .entry:hover {
    padding-left: clamp(8px, 1.2vw, 16px);
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-news .news-shell {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: clamp(36px, 4.6vw, 68px);
  }
  .page-news .news-index {
    position: sticky;
    top: 108px;
    z-index: 1;
    margin-inline: 0;
    padding: 0;
    background: none;
  }
  .page-news .news-index .chapter-index__title {
    display: block;
    margin: 0 0 14px;
    font-size: 12px;
    letter-spacing: .16em;
    color: var(--gray);
  }
  .page-news .news-index .chapter-index__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    white-space: normal;
    padding: 0;
  }
  .page-news .news-index .chapter-index__list a {
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr);
    align-items: baseline;
    gap: 0;
    padding: 9px 12px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    font-size: 14px;
    color: var(--gray);
  }
  .page-news .news-index .chapter-index__list a:hover,
  .page-news .news-index .chapter-index__list a.is-active {
    background: linear-gradient(to right, rgba(198, 255, 61, .1), rgba(198, 255, 61, 0));
    border-left-color: var(--lime);
    color: var(--lime);
    transform: translateY(-4px);
  }
}

@media (min-width: 1040px) {
  .page-news .feature-row {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  }
  .page-news .feature-row--flip .figure {
    order: 2;
  }
  .page-news .feature-row--flip .feature-row__body {
    order: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .series-card,
  .page-news .entry,
  .page-news .news-index .chapter-index__list a {
    transition: none;
    transform: none;
  }
}
</main>