.page-news {
  --news-rail: 1.9rem;
  --news-gap: clamp(1rem, 2.5vw, 1.75rem);
}

/* ---------- 页头 ---------- */
.page-news .news-head {
  position: relative;
  padding: clamp(1.5rem, 4vw, 2.75rem) 0 clamp(1.25rem, 3vw, 2rem);
  border-bottom: 1px solid var(--line-green);
}

.page-news .news-head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: min(180px, 38%);
  height: 3px;
  background: var(--signal);
  transform: rotate(-0.7deg);
  transform-origin: left center;
}

.page-news .news-head h1 {
  margin: 0.55rem 0 0.9rem;
  font-family: var(--sans);
  font-weight: 900;
  font-size: clamp(1.75rem, 5.6vw, 3.05rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--chalk);
  max-width: 20ch;
}

.page-news .news-head .lede {
  margin: 0;
  max-width: 42ch;
  font-size: clamp(0.95rem, 2.2vw, 1.06rem);
  line-height: 1.8;
  color: var(--body-ink);
}

.page-news .news-head__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin: 1.15rem 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.85rem;
  color: var(--chalk-dim);
}

.page-news .news-head__meta li {
  position: relative;
  padding-left: 0.9rem;
}

.page-news .news-head__meta li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 6px;
  height: 6px;
  background: var(--signal);
  transform: rotate(45deg);
}

.page-news .news-head__meta .mono {
  color: var(--glow);
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 头图 ---------- */
.page-news .news-banner {
  margin: clamp(1.25rem, 3vw, 2rem) 0 clamp(1.5rem, 3.5vw, 2.25rem);
}

.page-news .news-banner .media-frame__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 20 / 7;
  object-fit: cover;
}

.page-news .news-banner .media-frame__cap {
  font-family: var(--serif);
  font-size: 0.85rem;
  color: var(--chalk-dim);
}

/* ---------- 双列骨架 ---------- */
.page-news .news-layout {
  display: grid;
  grid-template-areas:
    "index"
    "timeline";
  gap: var(--news-gap);
  align-items: start;
}

.page-news .news-index { grid-area: index; }
.page-news .news-timeline { grid-area: timeline; }

/* ---------- 时间轴 ---------- */
.page-news .news-timeline {
  position: relative;
  padding-left: var(--news-rail);
}

.page-news .news-timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 3.2rem;
  bottom: 1rem;
  width: 2px;
  background: linear-gradient(180deg, var(--signal), var(--line-green) 45%, transparent);
  opacity: 0.7;
}

.page-news .news-timeline__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin-bottom: 1.25rem;
}

.page-news .news-timeline__head .section__title {
  margin: 0;
}

.page-news .news-count {
  margin: 0;
  font-size: 0.82rem;
  color: var(--chalk-dim);
}

.page-news .news-count .mono {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  color: var(--signal);
  font-size: 0.95rem;
}

.page-news .tl-item {
  position: relative;
  padding-bottom: 1rem;
}

.page-news .tl-item::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--news-rail));
  top: 1.15rem;
  width: 12px;
  height: 12px;
  background: var(--ink-900);
  border: 2px solid var(--signal);
  transform: rotate(45deg);
  box-shadow: 0 0 12px rgba(198, 255, 61, 0.35);
  transition: box-shadow 0.18s ease, background-color 0.18s ease;
}

.page-news .tl-item__body {
  position: relative;
  padding: 0.95rem 1.15rem 1rem;
  background: var(--ink-700);
  border: 1px solid var(--line-green);
  border-left: 2px solid var(--line-green);
  transition: border-color 0.18s ease, transform 0.18s ease, background-color 0.18s ease;
}

.page-news .tl-item__body::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 14px;
  height: 14px;
  background: linear-gradient(135deg, transparent 47%, var(--line-green) 47%, var(--line-green) 53%, transparent 53%);
  opacity: 0.9;
}

.page-news .tl-item:hover::before {
  background: var(--signal);
  box-shadow: 0 0 18px rgba(198, 255, 61, 0.6);
}

.page-news .tl-item:hover .tl-item__body {
  border-color: var(--signal);
  background: var(--charcoal);
  transform: translateY(-2px);
}

.page-news .tl-item__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  margin-bottom: 0.5rem;
}

.page-news .tl-item__code {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: var(--chalk-dim);
}

.page-news .tl-item__title {
  margin: 0 0 0.4rem;
  font-family: var(--sans);
  font-weight: 700;
  font-size: clamp(1rem, 2.6vw, 1.12rem);
  line-height: 1.45;
  letter-spacing: -0.005em;
  color: var(--chalk);
}

.page-news .tl-item__sum {
  margin: 0;
  font-family: var(--serif);
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--chalk-dim);
}

.page-news .tl-item__more {
  margin-top: 0.65rem;
  border-top: 1px solid rgba(28, 81, 64, 0.8);
  padding-top: 0.55rem;
}

.page-news .tl-item__more summary {
  cursor: pointer;
  font-size: 0.82rem;
  color: var(--signal);
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.page-news .tl-item__more summary::-webkit-details-marker { display: none; }

.page-news .tl-item__more summary::before {
  content: "+";
  font-family: var(--mono);
  font-size: 0.9rem;
  line-height: 1;
  transition: transform 0.18s ease;
}

.page-news .tl-item__more[open] summary::before { content: "–"; }

.page-news .tl-item__more p {
  margin: 0.6rem 0 0.5rem;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--body-ink);
}

.page-news .tl-item__more a {
  font-size: 0.85rem;
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid var(--line-green);
}

.page-news .tl-item__more a:hover {
  border-bottom-color: var(--signal);
}

/* ---------- 分类标签 ---------- */
.page-news .tag {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 0.6rem;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  border: 1px solid currentColor;
  background: transparent;
  white-space: nowrap;
}

.page-news .tag--announce { color: var(--amber); }
.page-news .tag--fixture { color: var(--signal); }
.page-news .tag--version { color: var(--chalk-dim); }
.page-news .tag--feature { color: var(--gold); }

/* ---------- 右侧索引 ---------- */
.page-news .news-index {
  padding: 1rem;
  background: var(--ink-800);
  border: 1px solid var(--line-green);
}

.page-news .news-index__title {
  margin: 0 0 0.75rem;
  font-family: var(--sans);
  font-weight: 900;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-news .news-index__list {
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0 0 0.35rem;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-news .news-index__list > li { flex: 0 0 auto; }

.page-news .news-index__btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  width: 100%;
  min-width: 6.5rem;
  padding: 0.55rem 0.75rem;
  background: transparent;
  border: 1px solid var(--line-green);
  color: var(--chalk-dim);
  font-family: var(--sans);
  font-size: 0.88rem;
  text-align: left;
  cursor: pointer;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-news .news-index__btn:hover {
  color: var(--chalk);
  border-color: var(--signal);
}

.page-news .news-index__btn.is-active {
  color: var(--chalk);
  border-color: var(--signal);
  background: rgba(198, 255, 61, 0.08);
  box-shadow: inset 3px 0 0 var(--signal);
}

.page-news .news-index__num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.78rem;
  color: var(--signal);
}

.page-news .news-index__teams {
  margin-top: 1.15rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line-green);
}

.page-news .news-index__subtitle {
  margin: 0 0 0.6rem;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--chalk-dim);
}

.page-news .news-index__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-index__chips li {
  padding: 0.2rem 0.55rem;
  font-size: 0.78rem;
  color: var(--body-ink);
  border: 1px solid var(--line-green);
}

.page-news .news-index__deco {
  display: none;
  margin: 1.25rem 0 0;
}

.page-news .news-index__deco img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  opacity: 0.75;
}

/* ---------- 通用分区 ---------- */
.page-news .news-section {
  padding: clamp(2rem, 5vw, 3.25rem) 0 0;
}

.page-news .news-section .section__head {
  margin-bottom: clamp(1.1rem, 2.5vw, 1.75rem);
}

.page-news .news-section .section__note {
  font-family: var(--serif);
  color: var(--chalk-dim);
}

.page-news .news-section__more {
  margin: 1.25rem 0 0;
  font-size: 0.9rem;
}

.page-news .textlink {
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid var(--line-green);
  transition: border-color 0.18s ease, color 0.18s ease;
}

.page-news .textlink:hover {
  color: var(--glow);
  border-bottom-color: var(--signal);
}

/* ---------- 复盘摘要 ---------- */
.page-news .recap-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
}

.page-news .recap-card {
  display: flex;
  flex-direction: column;
  background: var(--ink-800);
  border: 1px solid var(--line-green);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.page-news .recap-card:hover {
  border-color: var(--signal);
  transform: translateY(-2px);
}

.page-news .recap-card__media {
  margin: 0;
  overflow: hidden;
}

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

.page-news .recap-card__body {
  padding: 1rem 1.15rem 1.25rem;
}

.page-news .recap-card__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  margin-bottom: 0.6rem;
}

.page-news .recap-card__code {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.78rem;
  color: var(--chalk-dim);
}

.page-news .recap-card__title {
  margin: 0 0 0.55rem;
  font-family: var(--sans);
  font-weight: 700;
  font-size: clamp(1.02rem, 2.6vw, 1.18rem);
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--chalk);
}

.page-news .recap-card__sum {
  margin: 0 0 0.75rem;
  font-family: var(--serif);
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--body-ink);
}

.page-news .recap-card__meta {
  margin: 0;
  padding-top: 0.65rem;
  border-top: 1px solid var(--line-green);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--chalk-dim);
}

/* ---------- 专题系列 ---------- */
.page-news .series-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
}

.page-news .series-card {
  display: flex;
  flex-direction: column;
  background: var(--charcoal);
  border: 1px solid var(--line-green);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.page-news .series-card:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}

.page-news .series-card__media {
  margin: 0;
  overflow: hidden;
}

.page-news .series-card__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 25 / 16;
  object-fit: cover;
}

.page-news .series-card__body {
  padding: 1rem 1.15rem 1.25rem;
}

.page-news .series-card__code {
  display: block;
  margin-bottom: 0.45rem;
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-news .series-card__title {
  margin: 0 0 0.5rem;
  font-family: var(--sans);
  font-weight: 900;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  color: var(--chalk);
}

.page-news .series-card__sum {
  margin: 0 0 0.7rem;
  font-family: var(--serif);
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--body-ink);
}

.page-news .series-card__beat {
  margin: 0;
  padding-top: 0.6rem;
  border-top: 1px solid var(--line-green);
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--chalk-dim);
}

/* ---------- 订阅 ---------- */
.page-news .news-subscribe {
  padding-bottom: clamp(2rem, 5vw, 3.5rem);
}

.page-news .subscribe-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  padding: clamp(1.25rem, 4vw, 2.25rem);
  background:
    linear-gradient(135deg, rgba(198, 255, 61, 0.1), transparent 55%),
    var(--ink-800);
  border: 1px solid var(--line-green);
  border-top: 3px solid var(--signal);
}

.page-news .subscribe-panel__title {
  margin: 0 0 0.65rem;
  font-family: var(--sans);
  font-weight: 900;
  font-size: clamp(1.25rem, 3.6vw, 1.75rem);
  letter-spacing: -0.015em;
  color: var(--chalk);
}

.page-news .subscribe-panel__lede {
  margin: 0 0 1rem;
  max-width: 46ch;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--body-ink);
}

.page-news .subscribe-panel__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.5rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--chalk-dim);
}

.page-news .subscribe-panel__list li {
  position: relative;
  padding-left: 1.1rem;
}

.page-news .subscribe-panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 2px;
  background: var(--signal);
}

.page-news .subscribe-panel__list .mono {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  color: var(--glow);
}

.page-news .subscribe-panel__action {
  align-self: center;
}

.page-news .subscribe-panel__action .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0.8rem 1.4rem;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid var(--signal);
  background: var(--signal);
  color: var(--ink-900);
  transition: background-color 0.18s ease, color 0.18s ease;
}

.page-news .subscribe-panel__action .btn:hover {
  background: var(--glow);
  border-color: var(--glow);
}

.page-news .subscribe-panel__hint {
  margin: 0.75rem 0 0;
  font-size: 0.82rem;
  color: var(--chalk-dim);
  text-align: center;
}

.page-news .subscribe-panel__hint a {
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid var(--line-green);
}

.page-news .subscribe-panel__hint a:hover {
  border-bottom-color: var(--signal);
}

/* ---------- 焦点态 ---------- */
.page-news a:focus-visible,
.page-news button:focus-visible,
.page-news summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-news .recap-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .recap-card--lead {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: stretch;
  }

  .page-news .recap-card--lead .recap-card__media {
    flex: 0 0 46%;
  }

  .page-news .recap-card--lead .recap-card__media img {
    height: 100%;
    aspect-ratio: auto;
  }

  .page-news .recap-card--lead .recap-card__body {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .page-news .series-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .subscribe-panel {
    grid-template-columns: minmax(0, 1fr) minmax(220px, 260px);
    align-items: center;
  }

  .page-news .subscribe-panel__action .btn {
    width: auto;
    min-width: 180px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-news .news-layout {
    grid-template-areas: "timeline index";
    grid-template-columns: minmax(0, 1fr) 290px;
    gap: clamp(2rem, 4vw, 3rem);
  }

  .page-news .news-index {
    position: sticky;
    top: 7.5rem;
  }

  .page-news .news-index__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .news-index__list > li {
    flex: 1 1 auto;
  }

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

  .page-news .news-index__deco {
    display: block;
  }

  .page-news .news-head h1 {
    max-width: 17ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .tl-item__body,
  .page-news .recap-card,
  .page-news .series-card,
  .page-news .tl-item::before {
    transition: none;
  }

  .page-news .tl-item:hover .tl-item__body,
  .page-news .recap-card:hover,
  .page-news .series-card:hover {
    transform: none;
  }
}