.page-news {
  --news-rail-w: 208px;
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-news .crumbs {
  padding-top: clamp(14px, 3vw, 26px);
}

/* 头部 */
.page-news .news-mast {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  padding: clamp(22px, 4vw, 40px) 0 clamp(30px, 5vw, 56px);
  border-bottom: 1px solid var(--line);
}

.page-news .news-kicker {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.page-news .news-kicker__num {
  color: var(--cyan);
  font-size: 13px;
}

.page-news .news-mast h1 {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(32px, 7vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--paper);
  text-wrap: balance;
}

.page-news .news-mast h1 em {
  font-style: normal;
  color: var(--cyan);
  border-bottom: 2px solid rgba(33, 240, 208, 0.35);
  padding-bottom: 2px;
}

.page-news .news-mast__lede {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
}

.page-news .news-pulse {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  border-radius: 4px;
  background: linear-gradient(160deg, var(--panel), var(--ink) 88%);
}

.page-news .news-pulse__head {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-news .news-pulse__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-pulse__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .news-pulse__k {
  font-size: 14px;
  color: var(--muted);
}

.page-news .news-pulse__v {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--paper);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

/* 主体骨架 */
.page-news .news-shell {
  display: grid;
  gap: 28px;
  padding-top: clamp(26px, 4vw, 46px);
}

.page-news .news-main > * + * {
  margin-top: clamp(38px, 5vw, 68px);
}

/* 分类轨道 */
.page-news .news-rail__title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.page-news .news-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

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

.page-news .news-rail__item {
  flex: 0 0 auto;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: 3px;
  white-space: nowrap;
}

.page-news .news-rail__item--all {
  border-color: rgba(33, 240, 208, 0.5);
  background: rgba(33, 240, 208, 0.07);
}

.page-news .news-rail__item--all .news-rail__name {
  color: var(--cyan);
}

.page-news .news-rail__name {
  font-size: 14px;
  color: var(--paper);
}

.page-news .news-rail__count {
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* 精选头条 */
.page-news .news-sec-label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--orange);
}

.page-news .news-lead {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  padding-bottom: clamp(22px, 3vw, 32px);
}

.page-news .news-lead__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.page-news .news-lead__time {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-news .news-lead__title {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-size: clamp(24px, 4.4vw, 40px);
  font-weight: 800;
  line-height: 1.22;
  color: var(--paper);
  text-wrap: balance;
}

.page-news .news-lead__text {
  margin: 0 0 16px;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
}

.page-news .news-lead__points {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-news .news-lead__points li {
  position: relative;
  padding: 7px 0 7px 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
  border-bottom: 1px solid rgba(43, 60, 80, 0.6);
}

.page-news .news-lead__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 10px;
  height: 1px;
  background: var(--cyan);
}

.page-news .news-lead__media {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
  background: var(--layer);
}

.page-news .news-lead__media::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--magenta-a), var(--orange));
}

.page-news .news-lead__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

/* 速度线 */
.page-news .news-speedline {
  display: flex;
  gap: 6px;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-news .news-speedline i {
  display: block;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.page-news .news-speedline i:nth-child(1) {
  width: 46%;
}

.page-news .news-speedline i:nth-child(2) {
  width: 24%;
  opacity: 0.6;
}

.page-news .news-speedline i:nth-child(3) {
  width: 10%;
  opacity: 0.35;
}

/* 区块标题 */
.page-news .news-sec-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 18px;
  padding-bottom: 14px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.page-news .news-sec-head h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700;
  color: var(--paper);
}

.page-news .news-sec-head h2::before {
  content: "";
  display: inline-block;
  width: 22px;
  height: 2px;
  margin-right: 12px;
  vertical-align: middle;
  background: var(--cyan);
}

.page-news .news-sec-head__note {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* 列表 */
.page-news .news-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-list__row {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  transition: transform 0.24s var(--ease);
}

.page-news .news-list__row:hover,
.page-news .news-list__row:focus-within {
  transform: translateX(3px);
}

.page-news .news-list__num {
  padding-top: 3px;
  font-size: 13px;
  color: var(--muted);
  opacity: 0.55;
  transition: color 0.24s var(--ease), opacity 0.24s var(--ease);
}

.page-news .news-list__row:hover .news-list__num {
  color: var(--cyan);
  opacity: 1;
}

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

.page-news .news-list__title {
  margin: 7px 0 0;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--paper);
}

.page-news .news-list__meta {
  grid-column: 2;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* 专题系列 */
.page-news .news-series__grid {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
  margin-top: 22px;
}

.page-news .series-card {
  display: flex;
  flex-direction: column;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--panel);
}

.page-news .series-card__media {
  position: relative;
  overflow: hidden;
  border-radius: 3px;
  margin-bottom: 16px;
  background: var(--layer);
}

.page-news .series-card__media::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--magenta-a), var(--magenta-b), transparent);
}

.page-news .series-card__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .series-card__freq {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-news .series-card__title {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 700;
  color: var(--paper);
}

.page-news .series-card__text {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .series-card__more {
  margin-top: auto;
}

.page-news .series-card__more summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-news .series-card__more summary::-webkit-details-marker {
  display: none;
}

.page-news .series-card__more summary::after {
  content: "+";
  margin-left: auto;
  font-size: 15px;
  line-height: 1;
}

.page-news .series-card__more[open] summary::after {
  content: "−";
}

.page-news .series-card__items {
  margin: 0;
  padding: 6px 0 0;
  list-style: none;
}

.page-news .series-card__items li {
  position: relative;
  padding: 7px 0 7px 16px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

.page-news .series-card__items li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 8px;
  height: 1px;
  background: var(--cyan);
}

/* 收藏提示 */
.page-news .news-refresh {
  display: grid;
  gap: 24px;
  padding: clamp(22px, 4vw, 44px);
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  border-radius: 4px;
  background:
    linear-gradient(135deg, rgba(33, 240, 208, 0.1), rgba(226, 59, 255, 0.06) 58%, transparent 82%),
    var(--panel);
}

.page-news .news-refresh h2 {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-size: clamp(22px, 3.4vw, 34px);
  font-weight: 800;
  line-height: 1.25;
  color: var(--paper);
}

.page-news .news-refresh__text {
  margin: 0;
  max-width: 42em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
}

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

/* 断点 */
@media (min-width: 700px) {
  .page-news .news-list__row {
    grid-template-columns: 56px minmax(0, 1fr) auto;
    align-items: baseline;
    gap: 0 20px;
  }

  .page-news .news-list__meta {
    grid-column: auto;
    text-align: right;
    white-space: nowrap;
  }

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

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

  .page-news .news-lead {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
    align-items: start;
  }

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

@media (min-width: 1000px) {
  .page-news .news-shell {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 64px);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 32px;
  }

  .page-news .news-rail__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .news-rail__item {
    justify-content: space-between;
    border-color: transparent;
    border-left: 1px solid var(--line);
    border-radius: 0;
    padding: 10px 0 10px 14px;
  }

  .page-news .news-rail__item--all {
    background: transparent;
    border-color: transparent;
    border-left: 2px solid var(--cyan);
  }
}

@media (min-width: 1180px) {
  .page-news .news-series__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-news .series-card:nth-child(2) {
    margin-top: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-list__row,
  .page-news .news-list__num {
    transition: none;
  }

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