.page-news {
  --pn-line: rgba(20, 22, 26, .13);
  --pn-line-soft: rgba(20, 22, 26, .07);
  --pn-sum: rgba(222, 215, 201, .42);
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */

.page-news__hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--on-dark);
  padding: 24px 0 42px;
}

.page-news__hero::before {
  content: "";
  position: absolute;
  inset: -1px;
  background-image:
    linear-gradient(var(--on-dark-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--on-dark-line) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}

.page-news__hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg,
    var(--wine) 0 34%,
    var(--cyan) 34% 48%,
    var(--amber) 48% 56%,
    var(--ink-2) 56% 100%);
}

.page-news__hero .shell {
  position: relative;
  z-index: 1;
}

.page-news__hero .breadcrumbs,
.page-news__hero .breadcrumbs a,
.page-news__hero .breadcrumbs li {
  color: var(--on-dark-faint);
}

.page-news__hero .breadcrumbs a:hover {
  color: var(--on-dark);
}

.page-news__title {
  margin: 20px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(52px, 13vw, 128px);
  line-height: .9;
  letter-spacing: .02em;
}

.page-news__lede {
  max-width: 720px;
  margin: 24px 0 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--on-dark-soft);
}

.page-news__meta {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 22px;
}

.page-news__meta-pill {
  border: 1px solid rgba(53, 214, 208, .55);
  color: var(--cyan);
  font-size: 14px;
  letter-spacing: .05em;
  padding: 5px 12px;
  white-space: nowrap;
}

.page-news__meta-k {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--on-dark-faint);
}

.page-news__meta-k b {
  color: var(--on-dark);
  font-weight: 600;
}

.page-news__fig {
  margin: 0 0 22px;
}

.page-news__fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.7) contrast(1.03);
}

.page-news__fig--hero img { aspect-ratio: 16 / 9; }
.page-news__fig--photo img { aspect-ratio: 3 / 2; }
.page-news__fig--org img { aspect-ratio: 14 / 9; }
.page-news__fig--release img { aspect-ratio: 3 / 2; }

.page-news__fig figcaption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--idx);
}

.page-news__hero-fig {
  margin: 36px 0 0;
}

.page-news__hero-fig figcaption {
  color: var(--on-dark-faint);
}

/* ---------- 三条内容线 ---------- */

.page-news__channels {
  background: var(--paper-2);
  border-bottom: 1px solid var(--pn-line);
  padding: 30px 0 34px;
}

.page-news__channels-h {
  display: block;
  margin: 0 0 16px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .16em;
  color: var(--idx);
}

.page-news__channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-news__channel {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "idx title"
    "desc desc";
  align-items: baseline;
  gap: 6px 10px;
  background: var(--cold);
  border: 1px solid var(--pn-line);
  border-left: 4px solid var(--wine);
  padding: 16px 16px 18px;
  text-decoration: none;
  color: var(--ink);
  transition: transform .22s var(--ease), box-shadow .22s var(--ease);
}

.page-news__channel:nth-child(2) { border-left-color: var(--cyan-deep); }
.page-news__channel:nth-child(3) { border-left-color: var(--amber); }

.page-news__channel:hover,
.page-news__channel:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px -20px rgba(20, 22, 26, .7);
}

.page-news__channel-idx {
  grid-area: idx;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--idx);
}

.page-news__channel-title {
  grid-area: title;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.3;
}

.page-news__channel-desc {
  grid-area: desc;
  margin-top: 4px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-2);
}

/* ---------- 主体栅格 ---------- */

.page-news__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  padding-top: 52px;
  padding-bottom: 74px;
}

.page-news__stream {
  min-width: 0;
}

/* ---------- 轮次索引 ---------- */

.page-news__rounds {
  border: 1px solid var(--pn-line);
  background: var(--cold);
  padding: 16px 16px 18px;
  min-width: 0;
}

.page-news__rounds-h {
  display: block;
  margin: 0 0 12px;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .16em;
  color: var(--idx);
}

.page-news__rounds-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-news__rounds-list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex: 0 0 auto;
  padding: 8px 11px;
  border: 1px solid var(--pn-line);
  background: var(--paper);
  text-decoration: none;
  color: var(--ink);
  font-size: 12px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-news__rounds-list .num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--wine);
}

.page-news__rounds-label {
  color: var(--idx);
  font-size: 12px;
  white-space: nowrap;
}

.page-news__rounds-list a:hover,
.page-news__rounds-list a:focus-visible {
  border-color: var(--wine-2);
}

.page-news__rounds-list a:hover .num {
  color: var(--wine-2);
}

.page-news__rounds-note {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--idx);
}

/* ---------- 内容区块 ---------- */

.page-news__section {
  margin-bottom: 62px;
  scroll-margin-top: calc(var(--topbar-h) + 18px);
}

.page-news__section:last-of-type {
  margin-bottom: 0;
}

.page-news__sec-head {
  border-top: 2px solid var(--ink);
  padding-top: 14px;
  margin-bottom: 22px;
}

.page-news__sec-head .index-label {
  display: block;
  color: var(--idx);
  margin: 0 0 8px;
}

.page-news__sec-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 4.4vw, 38px);
  line-height: 1.14;
  letter-spacing: .01em;
}

.page-news__sec-lede {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-2);
}

.page-news__sec-lede b {
  font-family: var(--font-mono);
  font-weight: 600;
}

/* ---------- 条目 ---------- */

.page-news__entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-left: 3px solid var(--wine);
  border-bottom: 1px solid var(--pn-line);
  padding: 16px 0 18px 16px;
}

.page-news__entry--check { border-left-color: var(--cyan-deep); }
.page-news__entry--org { border-left-color: var(--amber); }
.page-news__entry--release { border-left-color: var(--ink); }

.page-news__entry-rail {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--idx);
}

.page-news__entry-time {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--idx);
}

.page-news__entry h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-news__entry-sum {
  margin: 10px 0 0;
  background: var(--pn-sum);
  border: 1px solid var(--pn-line-soft);
  padding: 12px 14px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-2);
}

.page-news__entry-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 12px 0 0;
}

.page-news__entry--short {
  padding-top: 13px;
  padding-bottom: 13px;
}

.page-news__entry--short h3 {
  font-size: 16.5px;
  font-weight: 600;
  color: var(--ink-2);
}

.page-news__more {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--idx);
}

.page-news__more a {
  color: var(--wine);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news__more a:hover {
  color: var(--wine-2);
}

/* ---------- 订阅带 ---------- */

.page-news__subscribe {
  position: relative;
  overflow: hidden;
  background: var(--ink-2);
  color: var(--on-dark);
  padding: 30px 22px 34px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-news__subscribe::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--amber);
}

.page-news__subscribe .index-label {
  display: block;
  margin: 0 0 10px;
  color: var(--on-dark-faint);
}

.page-news__subscribe h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.8vw, 32px);
  line-height: 1.22;
}

.page-news__subscribe p {
  margin: 12px 0 0;
  max-width: 640px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--on-dark-soft);
}

.page-news__subscribe-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--on-dark-faint) !important;
}

.page-news__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-news__subscribe .btn--ghost {
  color: var(--on-dark);
  border-color: rgba(243, 238, 228, .4);
}

/* ---------- 响应式 ---------- */

@media (min-width: 620px) {
  .page-news__entry {
    grid-template-columns: 66px minmax(0, 1fr);
    gap: 20px;
    padding: 18px 0 20px 18px;
  }

  .page-news__entry-rail {
    margin-bottom: 0;
    padding-top: 3px;
  }

  .page-news__subscribe {
    padding: 36px 34px 40px;
  }
}

@media (min-width: 700px) {
  .page-news__channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 1060px) {
  .page-news__grid {
    grid-template-columns: minmax(0, 1fr) 214px;
    gap: 56px;
    align-items: start;
  }

  .page-news__rounds {
    position: sticky;
    top: calc(var(--topbar-h) + 20px);
    border: 0;
    border-top: 2px solid var(--ink);
    background: transparent;
    padding: 14px 0 0;
  }

  .page-news__rounds-list {
    display: block;
    overflow: visible;
  }

  .page-news__rounds-list li + li {
    border-top: 1px solid var(--pn-line-soft);
  }

  .page-news__rounds-list a {
    width: 100%;
    justify-content: space-between;
    gap: 10px;
    border: 0;
    background: transparent;
    padding: 9px 2px;
  }

  .page-news__rounds-list a:hover {
    border-color: transparent;
  }
}

@media (min-width: 1240px) {
  .page-news__sec-lede {
    font-size: 15.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news__channel,
  .page-news__rounds-list a {
    transition: none;
  }

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