.page-news {
  display: block;
  background: var(--yw-graphite);
  color: var(--yw-paper);
}

/* ---------- 首屏 ---------- */

.page-news .news-intro {
  padding-top: clamp(120px, 19vh, 210px);
  padding-bottom: clamp(20px, 3vw, 34px);
}

.page-news .news-crumb {
  margin-bottom: clamp(24px, 3.5vw, 40px);
}

.page-news .news-intro__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  align-items: end;
}

.page-news .news-intro__main .yw-lead {
  max-width: 58ch;
  margin-top: 18px;
}

.page-news .news-rhythm {
  border: 1px solid var(--yw-line);
  border-radius: var(--yw-radius);
  background: var(--yw-graphite-2);
  padding: clamp(18px, 2.4vw, 26px);
}

.page-news .news-rhythm__title {
  margin: 0 0 16px;
  font-family: var(--yw-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--yw-signal);
}

.page-news .news-rhythm__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .news-rhythm__item {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
}

.page-news .news-rhythm__k {
  font-family: var(--yw-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--yw-electric);
}

.page-news .news-rhythm__v {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--yw-muted);
}

.page-news .news-toc {
  margin-top: clamp(30px, 4vw, 46px);
  border-top: 1px solid var(--yw-line);
  border-bottom: 1px solid var(--yw-line);
  padding: 14px 0;
}

.page-news .news-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
}

.page-news .news-toc__list a {
  display: inline-block;
  padding-bottom: 2px;
  font-family: var(--yw-font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--yw-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-news .news-toc__list a:hover,
.page-news .news-toc__list a.is-active {
  color: var(--yw-signal);
  border-bottom-color: var(--yw-signal);
}

/* ---------- 章节骨架 ---------- */

.page-news .news-sec {
  padding: clamp(52px, 7vw, 104px) 0;
}

.page-news .news-sec__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-bottom: clamp(26px, 3.6vw, 46px);
}

.page-news .news-sec__head .yw-num {
  display: block;
  font-size: clamp(58px, 11vw, 118px);
  line-height: 0.82;
}

.page-news .news-sec__sub {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--yw-muted);
}

/* ---------- 摘要数字 ---------- */

.page-news .news-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--yw-line);
  border: 1px solid var(--yw-line);
  border-radius: var(--yw-radius);
  overflow: hidden;
}

.page-news .news-stats__cell {
  background: var(--yw-graphite-2);
  padding: clamp(18px, 2.4vw, 28px);
}

.page-news .news-stats__v {
  display: block;
  font-family: var(--yw-font-mono);
  font-size: clamp(28px, 7vw, 46px);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--yw-signal);
}

.page-news .news-stats__u {
  margin-left: 4px;
  font-size: 0.4em;
  font-weight: 500;
  color: var(--yw-muted);
}

.page-news .news-stats__k {
  display: block;
  margin-top: 10px;
  font-family: var(--yw-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--yw-muted);
}

.page-news .news-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 36px);
  margin-top: clamp(28px, 4vw, 46px);
}

.page-news .news-summary__lead {
  margin: 0;
  font-family: var(--yw-font-serif);
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 600;
  line-height: 1.66;
  color: var(--yw-paper);
}

.page-news .news-summary__body {
  display: grid;
  gap: 14px;
}

.page-news .news-summary__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--yw-muted);
}

/* ---------- 条目列表 ---------- */

.page-news .news-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-news .news-item {
  padding: clamp(22px, 3vw, 34px) 0;
  border-top: 1px solid var(--yw-line);
}

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

.page-news .news-item__no {
  font-family: var(--yw-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--yw-signal);
}

.page-news .news-item__time {
  margin-left: auto;
  font-family: var(--yw-font-mono);
  font-size: 12px;
  color: var(--yw-muted);
}

.page-news .news-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border: 1px solid var(--yw-line);
  border-radius: var(--yw-radius);
  font-family: var(--yw-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.02em;
  white-space: nowrap;
  color: var(--yw-muted);
}

.page-news .news-tag--if {
  color: var(--yw-electric);
  border-color: rgba(46, 155, 255, 0.34);
  background: rgba(46, 155, 255, 0.08);
}

.page-news .news-item__title {
  margin: 0 0 10px;
  font-family: var(--yw-font-serif);
  font-weight: 600;
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--yw-paper);
}

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

.page-news .news-item__series {
  display: inline-block;
  margin: 14px 0 0;
  font-family: var(--yw-font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--yw-electric);
}

.page-news .news-item__more {
  margin-top: 14px;
}

.page-news .news-item__more summary {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  list-style: none;
  font-family: var(--yw-font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--yw-electric);
}

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

.page-news .news-item__more summary::before {
  content: "+";
  font-weight: 700;
  color: var(--yw-signal);
}

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

.page-news .news-item__more ul {
  margin: 12px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--yw-muted);
}

.page-news .news-item--feature {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-news .news-item__media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--yw-radius);
  object-fit: cover;
}

/* ---------- 专题系列 ---------- */

.page-news .news-series__media {
  margin: 0 0 clamp(26px, 3.4vw, 42px);
}

.page-news .news-series__media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--yw-radius);
  object-fit: cover;
}

.page-news .news-series__media figcaption {
  margin-top: 12px;
  font-family: var(--yw-font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--yw-muted);
}

.page-news .news-series {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 22px);
}

.page-news .news-series__item {
  display: grid;
  align-content: start;
  gap: 10px;
  padding: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--yw-line);
  border-radius: var(--yw-radius);
  background: var(--yw-graphite-2);
}

.page-news .news-series__no {
  font-family: var(--yw-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--yw-signal);
}

.page-news .news-series__name {
  margin: 0;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--yw-paper);
}

.page-news .news-series__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--yw-muted);
}

.page-news .news-series__count {
  font-family: var(--yw-font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--yw-electric);
}

/* ---------- 分类索引（纸感区） ---------- */

.page-news .news-index {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  padding: clamp(24px, 3.6vw, 46px);
  border-radius: var(--yw-radius);
  background: var(--yw-paper);
  color: var(--yw-ink);
}

.page-news .news-index h3 {
  margin: 0;
  color: var(--yw-ink);
}

.page-news .news-index__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  border-top: 1px solid var(--yw-paper-line);
}

.page-news .news-index__list a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--yw-paper-line);
  color: var(--yw-ink);
  text-decoration: none;
  transition: color 0.18s ease, padding-left 0.18s ease;
}

.page-news .news-index__list a:hover {
  color: var(--yw-signal-deep);
  padding-left: 6px;
}

.page-news .news-index__list em {
  font-style: normal;
  font-family: var(--yw-font-mono);
  font-size: 12.5px;
  color: var(--yw-paper-muted);
}

.page-news .news-index__tags {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-index__tags a {
  display: inline-block;
  padding: 7px 14px;
  border: 1px solid var(--yw-paper-line);
  border-radius: var(--yw-radius);
  font-family: var(--yw-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--yw-paper-muted);
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-news .news-index__tags a:hover {
  color: var(--yw-electric-deep);
  border-color: var(--yw-electric-deep);
  background: rgba(14, 90, 156, 0.08);
}

.page-news .news-index__note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--yw-paper-muted);
}

.page-news .news-index__note a {
  color: var(--yw-electric-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 回顾与提醒 ---------- */

.page-news .news-recap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 22px);
}

.page-news .news-recap__panel {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: clamp(20px, 2.8vw, 34px);
  border: 1px solid var(--yw-line);
  border-radius: var(--yw-radius);
  background: var(--yw-graphite-2);
}

.page-news .news-recap__panel--signal {
  border-color: rgba(255, 106, 26, 0.42);
  background: linear-gradient(180deg, rgba(255, 106, 26, 0.09) 0%, rgba(255, 106, 26, 0) 62%), var(--yw-graphite-2);
}

.page-news .news-recap__panelTitle {
  margin: 0;
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--yw-paper);
}

.page-news .news-recap__panelText {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--yw-muted);
}

.page-news .news-recap__panelText a {
  color: var(--yw-electric);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .news-recap__link {
  justify-self: start;
  font-family: var(--yw-font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--yw-signal);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 106, 26, 0.42);
  padding-bottom: 2px;
  transition: border-color 0.18s ease, color 0.18s ease;
}

.page-news .news-recap__link:hover {
  color: var(--yw-signal-light);
  border-bottom-color: var(--yw-signal-light);
}

.page-news .news-recap__panel .yw-btn {
  justify-self: start;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-news .news-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

  .page-news .news-item--feature {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(22px, 3vw, 40px);
    align-items: start;
  }

  .page-news .news-item--feature.news-item--flip .news-item__media {
    order: 2;
  }
}

@media (min-width: 880px) {
  .page-news .news-intro__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(40px, 5vw, 76px);
  }

  .page-news .news-sec__head {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: start;
    gap: 0 clamp(24px, 3vw, 48px);
  }

  .page-news .news-summary {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-news .news-index {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }

  .page-news .news-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(32px, 4vw, 64px);
  }

  .page-news .news-item--feature {
    grid-column: 1 / -1;
  }

  .page-news .news-item:nth-child(even):not(.news-item--feature) {
    margin-top: 38px;
  }

  .page-news .news-series__media {
    max-width: 780px;
  }
}

@media (max-width: 420px) {
  .page-news .news-toc__list {
    gap: 8px 18px;
  }

  .page-news .news-rhythm__item {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .page-news .news-item__time {
    margin-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-toc__list a,
  .page-news .news-index__list a,
  .page-news .news-index__tags a,
  .page-news .news-recap__link {
    transition: none;
  }
}