.page-news {
  --news-gap: clamp(18px, 3vw, 34px);
  --news-rail: clamp(56px, 6vw, 86px);
  --news-item-pad: clamp(18px, 2.6vw, 30px);
  --news-hair: rgba(16, 35, 58, 0.14);
  --news-hair-dark: rgba(244, 239, 228, 0.18);
  background: var(--paper);
  color: var(--brown);
  font-family: var(--font-sans);
  overflow-wrap: break-word;
}

.page-news .news-hero {
  position: relative;
  padding: clamp(20px, 3.5vw, 44px) 0 clamp(30px, 5vw, 66px);
  overflow: hidden;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(31, 111, 107, 0) 0%, rgba(31, 111, 107, 0.7) 22%, rgba(31, 111, 107, 0.7) 74%, rgba(31, 111, 107, 0) 100%);
}

.page-news .news-hero-grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  margin-top: clamp(26px, 4vw, 48px);
}

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

.page-news .news-kicker {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--river);
  text-transform: uppercase;
}

.page-news .news-h1 {
  display: flex;
  flex-direction: column;
  gap: 0.08em;
  margin: 0 0 20px;
  font-family: var(--font-serif);
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.02em;
  line-height: 1;
}

.page-news .news-h1-sm {
  font-family: var(--font-mono);
  font-size: clamp(12px, 1.5vw, 15px);
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--copper);
}

.page-news .news-h1-lg {
  font-size: clamp(46px, 9vw, 92px);
  line-height: 0.98;
}

.page-news .news-lede {
  max-width: 62ch;
  margin: 0 0 clamp(22px, 3vw, 34px);
  font-size: clamp(16px, 1.75vw, 18.5px);
  line-height: 1.85;
  color: var(--brown);
}

.page-news .news-hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(14px, 3vw, 34px);
  padding-top: 18px;
  border-top: 1px solid var(--news-hair);
}

.page-news .news-fact {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  color: var(--taupe);
}

.page-news .news-fact b {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--river);
}

.page-news .news-fact i {
  font-style: normal;
}

.page-news .news-hero-jump {
  min-width: 0;
  padding-top: clamp(20px, 3vw, 8px);
}

.page-news .news-jump-label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--taupe);
}

.page-news .news-jump-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-news .news-jump-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 10px 12px 0;
  font-size: 15.5px;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .news-jump-list a:hover {
  color: var(--river);
  border-bottom-color: var(--copper);
  transform: translateX(4px);
}

.page-news .news-jump-list a:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 2px;
  border-radius: var(--radius);
}

.page-news .news-jump-idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--copper);
  min-width: 14px;
}

.page-news .news-jump-note {
  margin: 0;
  padding-top: 18px;
  border-top: 1px solid var(--news-hair);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--taupe);
}

/* ===== 本周更新 ===== */

.page-news .news-week {
  position: relative;
  padding: clamp(42px, 6vw, 82px) 0;
  background: var(--ink);
  color: var(--on-dark-strong);
}

.page-news .news-week::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--beacon), rgba(228, 113, 47, 0) 72%);
}

.page-news .news-week-grid {
  display: grid;
  gap: clamp(28px, 4vw, 54px);
}

.page-news .news-week-copy {
  min-width: 0;
}

.page-news .news-week-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  padding: 6px 14px;
  border: 1px solid rgba(176, 122, 43, 0.5);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--on-dark-strong);
}

.page-news .news-week-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--beacon);
  box-shadow: 0 0 0 4px rgba(228, 113, 47, 0.18);
}

.page-news .news-week-title {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(30px, 5vw, 52px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--on-dark-strong);
}

.page-news .news-week-lede {
  max-width: 58ch;
  margin: 0 0 clamp(20px, 3vw, 30px);
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--on-dark);
}

.page-news .news-week-points {
  list-style: none;
  margin: 0 0 clamp(24px, 3vw, 34px);
  padding: 0;
  display: grid;
  gap: 13px;
}

.page-news .news-week-points li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--on-dark);
}

.page-news .news-week-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 10px;
  height: 1px;
  background: var(--river-light);
}

.page-news .news-week-points b {
  font-weight: 600;
  color: var(--on-dark-strong);
}

.page-news .news-week-fig {
  margin: 0;
  border-color: rgba(244, 239, 228, 0.22);
  box-shadow: 0 34px 70px -46px rgba(0, 0, 0, 0.95);
}

.page-news .news-week-fig .media-caption {
  color: var(--on-dark);
}

/* ===== 系列切换水纹 ===== */

.page-news .news-river {
  height: 1px;
  margin: 0 auto;
  max-width: 1200px;
  background: linear-gradient(90deg, rgba(176, 122, 43, 0) 0%, rgba(176, 122, 43, 0.75) 14%, rgba(176, 122, 43, 0.75) 46%, rgba(176, 122, 43, 0) 90%);
  opacity: 0.6;
}

/* ===== 系列区块 ===== */

.page-news .news-series {
  padding: clamp(46px, 6.5vw, 90px) 0;
}

.page-news .news-series-head {
  margin-bottom: clamp(26px, 3.6vw, 46px);
}

.page-news .news-series-idx {
  display: block;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--copper);
}

.page-news .news-series-title {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .news-series-lede {
  max-width: 62ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.82;
  color: var(--taupe);
}

.page-news .news-series-lede a {
  color: var(--river);
  text-decoration: none;
  border-bottom: 1px solid rgba(31, 111, 107, 0.4);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .news-series-lede a:hover {
  color: var(--copper);
  border-bottom-color: var(--copper);
}

/* ===== 条目列表 ===== */

.page-news .news-list {
  display: grid;
  border-top: 1px solid var(--news-hair);
}

.page-news .news-item {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding: var(--news-item-pad) 0;
  border-bottom: 1px solid var(--news-hair);
  transition: background-color var(--dur) var(--ease);
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--beacon);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform var(--dur) var(--ease);
}

.page-news .news-item:hover,
.page-news .news-item:focus-within {
  background: rgba(176, 122, 43, 0.055);
}

.page-news .news-item:hover::before,
.page-news .news-item:focus-within::before {
  transform: scaleY(1);
}

.page-news .news-item-rail {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-news .news-item-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--copper);
}

.page-news .news-item-tag {
  padding: 3px 9px;
  border: 1px solid rgba(31, 111, 107, 0.35);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--river);
}

.page-news .news-item-body {
  min-width: 0;
}

.page-news .news-item-week {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--taupe);
}

.page-news .news-item-title {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(19px, 2.3vw, 25px);
  line-height: 1.4;
  color: var(--ink);
  letter-spacing: -0.005em;
}

.page-news .news-item-summary {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--brown);
}

.page-news .news-item-fig {
  margin: 4px 0 0;
  border-color: var(--news-hair);
}

.page-news .news-item--feature .news-item-title {
  font-size: clamp(22px, 2.9vw, 31px);
  line-height: 1.32;
}

/* 旧版对照手记：底色微调，与前三组拉开节奏 */

.page-news .news-series--legacy {
  background: var(--paper-2);
  border-top: 1px solid var(--news-hair);
  border-bottom: 1px solid var(--news-hair);
}

.page-news .news-series--legacy .news-item {
  border-bottom-color: rgba(16, 35, 58, 0.1);
}

.page-news .news-series--legacy .news-item-tag {
  border-color: rgba(176, 122, 43, 0.5);
  color: var(--copper);
}

/* ===== 订阅与回溯 ===== */

.page-news .news-subscribe {
  padding: clamp(46px, 6.5vw, 92px) 0;
  background: var(--night);
  color: var(--on-dark-strong);
}

.page-news .news-subscribe-inner {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-news .news-subscribe-idx {
  display: block;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--river-light);
}

.page-news .news-subscribe-title {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(26px, 4.2vw, 44px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--on-dark-strong);
}

.page-news .news-subscribe-lede {
  max-width: 52ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--on-dark);
}

.page-news .news-sub-cards {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
}

.page-news .news-sub-card {
  padding: clamp(20px, 2.8vw, 32px);
  border: 1px solid var(--news-hair-dark);
  border-radius: var(--radius);
  background: rgba(244, 239, 228, 0.05);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .news-sub-card:hover {
  transform: translateY(-3px);
  border-color: rgba(228, 113, 47, 0.55);
}

.page-news .news-sub-card h3 {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.4;
  color: var(--on-dark-strong);
}

.page-news .news-sub-card p {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--on-dark);
}

.page-news .news-backtop {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--river-light);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .news-backtop:hover {
  color: var(--beacon);
  border-bottom-color: var(--beacon);
}

.page-news .news-backtop:focus-visible {
  outline: 2px solid var(--beacon);
  outline-offset: 3px;
  border-radius: var(--radius);
}

.page-news .news-backtop::before {
  content: "↑";
  font-size: 13px;
}

/* ===== 桌面栅格 ===== */

@media (min-width: 861px) {
  .page-news .news-item {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    gap: clamp(18px, 2.6vw, 36px);
    align-items: start;
  }

  .page-news .news-item-rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding-top: 2px;
  }

  .page-news .news-item-tag {
    writing-mode: vertical-rl;
    padding: 12px 5px;
    letter-spacing: 0.26em;
  }

  .page-news .news-item-summary {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    overflow: hidden;
    transition: opacity var(--dur) var(--ease);
  }

  .page-news .news-item:hover .news-item-summary,
  .page-news .news-item:focus-within .news-item-summary {
    -webkit-line-clamp: 12;
    line-clamp: 12;
  }
}

@media (min-width: 960px) {
  .page-news .news-hero-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 0.86fr);
    align-items: end;
  }

  .page-news .news-hero-jump {
    padding-left: clamp(20px, 2.6vw, 34px);
    border-left: 1px solid var(--news-hair);
    padding-top: 0;
  }

  .page-news .news-week-grid {
    grid-template-columns: minmax(0, 0.96fr) minmax(0, 1.04fr);
    align-items: center;
  }

  .page-news .news-subscribe-inner {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
  }

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

@media (min-width: 1000px) {
  .page-news .news-item--feature {
    grid-template-columns: var(--news-rail) minmax(0, 1fr) minmax(0, 42%);
    align-items: start;
  }

  .page-news .news-item--feature .news-item-fig {
    margin-top: 6px;
  }
}

@media (max-width: 480px) {
  .page-news .news-h1-lg {
    font-size: clamp(38px, 13vw, 48px);
  }

  .page-news .news-fact b {
    font-size: 19px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .news-item::before,
  .page-news .news-jump-list a,
  .page-news .news-sub-card,
  .page-news .news-backtop {
    transition: none;
  }

  .page-news .news-jump-list a:hover,
  .page-news .news-sub-card:hover {
    transform: none;
  }
}