.page-news {
  --news-gap: clamp(18px, 3.2vw, 38px);
  --news-block: clamp(54px, 8vw, 112px);
  background: var(--ink);
  color: var(--text-body);
  overflow-x: hidden;
}

/* ── 首屏 ───────────────────────────────── */
.page-news .topic-hero {
  position: relative;
  padding-top: clamp(92px, 13vw, 152px);
  padding-bottom: clamp(20px, 3.4vw, 40px);
  overflow: hidden;
  background:
    radial-gradient(92% 70% at 88% -12%, rgba(184, 255, 60, .12), transparent 62%),
    radial-gradient(70% 62% at 2% 108%, rgba(255, 176, 32, .10), transparent 64%),
    var(--ink);
}

.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: clamp(26px, 5vw, 56px);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--limestone);
}

.page-news .breadcrumb a {
  color: var(--limestone);
  text-decoration: none;
  transition: color .2s ease;
}

.page-news .breadcrumb a:hover {
  color: var(--lime);
}

.page-news .eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--limestone);
}

.page-news .hero-title {
  margin: .18em 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.9rem, 12vw, 7.6rem);
  line-height: .9;
  letter-spacing: .02em;
  text-transform: uppercase;
  color: var(--flood);
}

.page-news .hero-lede {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  margin-top: clamp(22px, 3.6vw, 42px);
}

.page-news .hero-lede .lede {
  max-width: 36em;
  margin: 0;
  font-size: clamp(1rem, 1.3vw, 1.12rem);
  line-height: 1.85;
  color: var(--text-body);
}

.page-news .hero-meta {
  list-style: none;
  margin: 0;
  padding: 0 0 0 16px;
  display: grid;
  gap: 10px;
  border-left: 2px solid var(--line-strong);
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--limestone);
}

.page-news .hero-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 18px;
  color: var(--lime);
  margin-right: .2em;
}

.page-news .hero-figure {
  margin-top: clamp(26px, 4.6vw, 54px);
  margin-bottom: 0;
}

.page-news .hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border-radius: var(--r-lg);
  filter: saturate(.85) contrast(1.04);
}

/* ── 区块骨架 ───────────────────────────── */
.page-news .news-block {
  padding: var(--news-block) 0;
}

.page-news .section-head {
  max-width: 46em;
}

.page-news .section-index {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--limestone);
}

.page-news .block-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.6rem, 4.4vw, 2.9rem);
  line-height: 1.08;
  letter-spacing: .02em;
  color: var(--flood);
}

.page-news .block-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

/* ── 栏目筛选 ───────────────────────────── */
.page-news .news-pick {
  padding-top: clamp(34px, 5vw, 64px);
}

.page-news .news-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-news .news-pill {
  appearance: none;
  padding: 9px 18px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--text-soft);
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: .06em;
  cursor: pointer;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-news .news-pill:hover {
  color: var(--flood);
  border-color: var(--lime);
}

.page-news .news-pill[aria-pressed="true"] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
}

/* ── 本期三篇 ───────────────────────────── */
.page-news .feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  margin-top: clamp(26px, 4vw, 50px);
}

.page-news .feature-card {
  min-width: 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-news .feature-card:first-child {
  border-top-color: var(--lime);
}

.page-news .feature-media {
  margin: 0 0 18px;
}

.page-news .feature-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--r-md);
}

.page-news .feature-kicker {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--limestone);
}

.page-news .feature-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.28rem, 2.5vw, 2rem);
  line-height: 1.22;
  color: var(--flood);
}

.page-news .feature-title a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}

.page-news .feature-title a:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.page-news .feature-lede {
  margin: 0;
  max-width: 34em;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

/* ── 目录：按阶段分组 ───────────────────── */
.page-news .archive-stream {
  margin-top: clamp(26px, 4vw, 48px);
}

.page-news .archive-group + .archive-group {
  margin-top: clamp(30px, 5vw, 68px);
}

.page-news .group-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  margin: 0 0 clamp(8px, 1.4vw, 16px);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-strong);
}

.page-news .group-cn {
  font-size: 14px;
  letter-spacing: .1em;
  color: var(--text-body);
  order: 2;
}

.page-news .group-en {
  order: 1;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.5rem, 3.4vw, 2.6rem);
  line-height: 1;
  letter-spacing: .03em;
  text-transform: uppercase;
  color: var(--limestone);
}

.page-news .archive-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  column-gap: 14px;
  padding-block: clamp(18px, 3vw, 30px);
  border-bottom: 1px solid var(--line);
}

.page-news .archive-item[hidden] {
  display: none;
}

.page-news .archive-group:nth-of-type(1) .archive-item { padding-block: clamp(26px, 4.2vw, 52px); }
.page-news .archive-group:nth-of-type(2) .archive-item { padding-block: clamp(20px, 3.1vw, 34px); }
.page-news .archive-group:nth-of-type(3) .archive-item { padding-block: clamp(15px, 2.2vw, 24px); }
.page-news .archive-group:nth-of-type(4) .archive-item { padding-block: clamp(11px, 1.5vw, 16px); }

.page-news .item-index {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(18px, 3vw, 34px);
  line-height: 1;
  padding-top: .12em;
  color: var(--limestone);
  transition: color .22s ease;
}

.page-news .item-main {
  min-width: 0;
  transition: transform .24s ease;
}

.page-news .archive-item:hover .item-index {
  color: var(--lime);
}

.page-news .archive-item:hover .item-main {
  transform: translateX(4px);
}

.page-news .item-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin: 0 0 10px;
}

.page-news .item-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 11px;
  border: 1px solid;
  border-radius: var(--r-pill);
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: .1em;
}

.page-news .tag-round { color: var(--limestone); border-color: var(--line-strong); }
.page-news .tag-data { color: var(--lime); border-color: rgba(184, 255, 60, .5); }
.page-news .tag-coach { color: var(--text-soft); border-color: rgba(242, 246, 242, .34); }
.page-news .tag-ticket { color: var(--amber); border-color: rgba(255, 176, 32, .5); }
.page-news .tag-cal { color: var(--limestone); border-color: var(--line-strong); }

.page-news .item-when {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--limestone);
}

.page-news .item-title {
  margin: 0 0 8px;
  font-size: clamp(1.02rem, 1.7vw, 1.3rem);
  font-weight: 500;
  line-height: 1.45;
  color: var(--flood);
}

.page-news .item-lede {
  margin: 0;
  max-width: 44em;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-news .group-foot {
  margin: 14px 0 0;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--limestone);
}

.page-news .group-foot a {
  color: var(--lime);
  text-decoration: none;
}

.page-news .group-foot a:hover {
  text-decoration: underline;
}

.page-news .news-empty {
  margin: 28px 0 0;
  padding: 20px 22px;
  border-radius: var(--r-md);
  background: var(--ink-2);
  color: var(--limestone);
  font-size: 13px;
  letter-spacing: .05em;
}

/* ── 系列索引 ───────────────────────────── */
.page-news .series-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  margin-top: clamp(26px, 4vw, 48px);
}

.page-news .series-media {
  margin: 0;
}

.page-news .series-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--r-lg);
}

.page-news .series-media .media-caption {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: .05em;
  color: var(--limestone);
}

.page-news .series-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 18px;
  padding: clamp(16px, 2.4vw, 26px) 0;
  border-top: 1px solid var(--line);
}

.page-news .series-item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-news .series-count {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: .2em;
  min-width: 3.4ch;
}

.page-news .series-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(20px, 2.4vw, 30px);
  line-height: 1;
  color: var(--lime);
}

.page-news .series-unit {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--limestone);
}

.page-news .series-main {
  min-width: 0;
}

.page-news .series-name {
  margin: 0 0 6px;
  font-size: clamp(1.05rem, 1.6vw, 1.22rem);
  font-weight: 500;
  color: var(--flood);
}

.page-news .series-desc {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-news .series-span {
  margin: 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--limestone);
}

/* ── 投稿与勘误 ─────────────────────────── */
.page-news .news-submit {
  padding-bottom: clamp(64px, 10vw, 132px);
}

.page-news .submit-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 44px);
  padding: clamp(24px, 4.4vw, 54px);
  border: 1px solid rgba(255, 176, 32, .26);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 140% at 0% 0%, rgba(255, 176, 32, .13), transparent 62%),
    var(--ink-2);
}

.page-news .submit-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  line-height: 1.1;
  color: var(--flood);
}

.page-news .submit-text {
  margin: 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-soft);
}

.page-news .submit-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-news .submit-media {
  margin: 0;
}

.page-news .submit-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 5;
  object-fit: cover;
  border-radius: var(--r-md);
}

/* ── 响应式 ─────────────────────────────── */
@media (min-width: 640px) {
  .page-news .submit-actions .btn {
    min-width: 140px;
    text-align: center;
  }
}

@media (min-width: 760px) {
  .page-news .archive-item {
    grid-template-columns: clamp(70px, 8.5vw, 124px) minmax(0, 1fr);
    column-gap: clamp(18px, 3vw, 42px);
  }

  .page-news .series-item {
    gap: 6px 28px;
  }
}

@media (min-width: 880px) {
  .page-news .hero-lede {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-news .feature-grid {
    grid-template-columns: repeat(12, 1fr);
    column-gap: var(--news-gap);
    row-gap: clamp(34px, 5vw, 76px);
  }

  .page-news .feature-card:first-child {
    grid-column: 1 / span 7;
  }

  .page-news .feature-card:nth-child(2) {
    grid-column: 9 / span 4;
    margin-top: clamp(40px, 7vw, 96px);
  }

  .page-news .feature-card:nth-child(3) {
    grid-column: 2 / span 8;
  }

  .page-news .series-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    column-gap: clamp(28px, 4vw, 64px);
    align-items: start;
  }

  .page-news .submit-panel {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: center;
  }
}

@media (min-width: 1100px) {
  .page-news .archive-group:nth-of-type(1) .archive-item {
    grid-template-columns: clamp(90px, 9vw, 132px) minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .archive-item:hover .item-main,
  .page-news .item-main,
  .page-news .item-index,
  .page-news .feature-title a,
  .page-news .news-pill {
    transition-duration: .001ms;
  }

  .page-news .archive-item:hover .item-main {
    transform: none;
  }
}