.page-news {
  --news-rail: 268px;
  background: var(--porcelain);
  color: var(--ink-black);
  font-family: var(--font-body);
  line-height: 1.85;
  overflow-x: hidden;
}

.page-news .page-news__crumbbar {
  padding-block: 22px 0;
}

.page-news .crumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--slate);
}

.page-news .crumbs__link {
  color: var(--ink-green);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.page-news .crumbs__link:hover {
  border-bottom-color: var(--cinnabar);
}

/* ---------- 首屏 ---------- */

.page-news__masthead {
  position: relative;
  overflow: hidden;
  margin-top: 20px;
  padding-block: clamp(48px, 8vw, 100px) clamp(40px, 6vw, 72px);
  background: var(--ink-green);
  color: var(--porcelain);
}

.page-news__masthead::after {
  content: "";
  position: absolute;
  inset-inline-end: -14%;
  inset-block-start: -22%;
  width: min(58%, 620px);
  aspect-ratio: 1 / 1;
  background: var(--moss);
  opacity: 0.55;
  clip-path: polygon(0 0, 100% 0, 100% 100%);
  pointer-events: none;
}

.page-news__masthead-inner {
  position: relative;
  z-index: 1;
  max-width: var(--page-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-news__eyebrow {
  color: var(--sand);
}

.page-news__h1 {
  margin: 18px 0 0;
  max-width: 17ch;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(2.1rem, 6.4vw, 4.6rem);
  line-height: 1.1;
  letter-spacing: 0.01em;
}

.page-news__lede {
  margin: 24px 0 0;
  max-width: 56ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: rgba(244, 240, 230, 0.82);
}

.page-news__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 34px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--sand);
}

.page-news__facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-news__facts b {
  font-size: 20px;
  font-weight: 500;
  color: var(--porcelain);
}

.page-news__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.page-news__jump-link {
  display: inline-flex;
  align-items: center;
  padding: 12px 20px;
  border: 1px solid rgba(200, 164, 92, 0.5);
  color: var(--porcelain);
  font-size: 14px;
  text-decoration: none;
  transition: background 0.24s ease, border-color 0.24s ease;
}

.page-news__jump-link:hover {
  background: rgba(200, 164, 92, 0.16);
  border-color: var(--sand);
}

/* ---------- 本月专题 ---------- */

.page-news__opening {
  padding-block: clamp(52px, 8vw, 92px) clamp(36px, 5vw, 64px);
}

.page-news__opening-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 56px);
  align-items: start;
}

.page-news__opening-text h2 {
  margin: 14px 0 18px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.7rem, 3.6vw, 2.6rem);
  line-height: 1.26;
}

.page-news__opening-text p {
  max-width: 46ch;
  margin: 0 0 16px;
  font-size: 15.5px;
  color: var(--ink-black);
}

.page-news__opening-text .btn {
  margin-top: 10px;
}

.page-news .fig__frame {
  overflow: hidden;
  background: var(--paper-yellow);
}

.page-news .fig__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .fig__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: var(--slate);
}

.page-news .fig__cap-no {
  margin-inline-end: 8px;
  color: var(--cinnabar);
}

.page-news__opening-fig .fig__frame {
  aspect-ratio: 12 / 8;
}

/* ---------- 目录 ---------- */

.page-news__catalog {
  padding-block: clamp(36px, 5vw, 64px) clamp(56px, 8vw, 96px);
}

.page-news__catalog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
}

.page-news__index {
  padding: clamp(22px, 3vw, 32px);
  background: var(--paper-yellow);
}

.page-news__index-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.3rem, 2.6vw, 1.55rem);
  line-height: 1.35;
}

.page-news__index-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-news__index-link {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(21, 23, 19, 0.14);
  color: var(--ink-black);
  font-size: 14.5px;
  text-decoration: none;
  transition: color 0.2s ease, padding-inline-start 0.24s ease;
}

.page-news__index-link:hover {
  color: var(--cinnabar);
  padding-inline-start: 6px;
}

.page-news .no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--moss);
}

.page-news__count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--moss);
}

.page-news__index-note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--slate);
}

.page-news__group {
  margin-bottom: clamp(34px, 5vw, 56px);
  scroll-margin-top: calc(var(--cmd-h) + 16px);
}

.page-news__group-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--ink-green);
}

.page-news__group-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
  line-height: 1.4;
}

.page-news__entries {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news__entry {
  position: relative;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding-block: 20px;
  padding-inline-start: 14px;
  border-bottom: 1px solid var(--hair);
  transition: background 0.24s ease;
}

.page-news__entry::before {
  content: "";
  position: absolute;
  inset-block: 12px;
  inset-inline-start: 0;
  width: 3px;
  background: var(--sand);
  transform: scaleY(0);
  transform-origin: 50% 0;
  transition: transform 0.24s ease, background 0.24s ease;
}

.page-news__entry:hover::before,
.page-news__entry:focus-within::before {
  transform: scaleY(1);
  background: var(--cinnabar);
}

.page-news__entry-no {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--moss);
}

.page-news__entry-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--slate);
}

.page-news__entry-meta span:first-child {
  color: var(--cinnabar);
}

.page-news__entry-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  line-height: 1.45;
}

.page-news__entry-sum {
  max-width: 62ch;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--slate);
}

/* ---------- 专题系列 ---------- */

.page-news__series {
  padding-block: clamp(48px, 7vw, 88px);
  background: var(--paper-yellow);
  scroll-margin-top: calc(var(--cmd-h) + 16px);
}

.page-news__series-inner {
  max-width: var(--page-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-news__series-banner {
  margin: 0 0 clamp(28px, 4vw, 44px);
}

.page-news__series-banner .fig__frame {
  aspect-ratio: 16 / 9;
  max-height: 240px;
}

.page-news__series-head h2 {
  margin: 14px 0 14px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.7rem, 3.6vw, 2.5rem);
  line-height: 1.24;
}

.page-news__series-lede {
  max-width: 52ch;
  margin: 0 0 clamp(26px, 4vw, 40px);
  font-size: 15px;
  color: var(--ink-black);
}

.page-news__series-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-news__series-fig .fig__frame {
  aspect-ratio: 4 / 3;
}

.page-news__series-list {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
}

.page-news__plate {
  padding: clamp(16px, 3vw, 24px) 0 4px;
  border-top: 1px solid rgba(21, 23, 19, 0.22);
}

.page-news .plate__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--moss);
}

.page-news .plate__title {
  margin: 8px 0 12px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  line-height: 1.4;
}

.page-news__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: news-step;
  display: grid;
  gap: 8px;
}

.page-news__steps li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.8;
  counter-increment: news-step;
}

.page-news__steps li::before {
  content: "0" counter(news-step);
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--sand);
}

/* ---------- 更新节奏 ---------- */

.page-news__cadence {
  padding-block: clamp(52px, 8vw, 96px);
  background: var(--ink-green);
  color: var(--porcelain);
}

.page-news__cadence-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 56px);
  align-items: center;
  max-width: var(--page-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-news__cadence .eyebrow {
  color: var(--sand);
}

.page-news__cadence-text h2 {
  margin: 14px 0 18px;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.2;
}

.page-news__cadence-lede {
  max-width: 50ch;
  margin: 0;
  font-size: 15px;
  color: rgba(244, 240, 230, 0.82);
}

.page-news__cadence-list {
  display: grid;
  gap: 14px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-news__cadence-list li {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding-top: 14px;
  border-top: 1px solid rgba(244, 240, 230, 0.22);
}

.page-news__cadence-num {
  font-family: var(--font-mono);
  font-size: clamp(1.1rem, 2.4vw, 1.5rem);
  color: var(--sand);
}

.page-news__cadence-list span:last-child {
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(244, 240, 230, 0.82);
}

.page-news__cadence-link {
  display: inline-block;
  margin-top: 26px;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--sand);
  color: var(--sand);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-news__cadence-link:hover {
  color: var(--porcelain);
  border-bottom-color: var(--porcelain);
}

.page-news__cadence-fig .fig__frame {
  aspect-ratio: 4 / 3;
}

.page-news__cadence-fig .fig__cap {
  color: rgba(244, 240, 230, 0.7);
}

.page-news__cadence-fig .fig__cap-no {
  color: var(--sand);
}

/* ---------- 收尾 ---------- */

.page-news__closing {
  padding-block: clamp(56px, 8vw, 104px);
  background: var(--mist);
  border-top: 2px solid var(--cinnabar);
}

.page-news__closing h2 {
  max-width: 20ch;
  margin: 16px 0 20px;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(1.8rem, 4.2vw, 3rem);
  line-height: 1.18;
}

.page-news__closing p {
  max-width: 54ch;
  margin: 0;
  font-size: 15.5px;
  color: var(--slate);
}

.page-news__closing-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
  margin-top: 30px;
}

.page-news__closing-link {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ink-green);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
  padding-bottom: 2px;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-news__closing-link:hover {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

/* ---------- 断点 ---------- */

@media (min-width: 900px) {
  .page-news__opening-grid {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .page-news__opening-fig {
    margin-top: clamp(0px, 3vw, 44px);
  }

  .page-news__cadence-inner {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

@media (min-width: 960px) {
  .page-news__catalog-grid {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
  }

  .page-news__index {
    position: sticky;
    top: calc(var(--cmd-h) + 20px);
    align-self: start;
  }

  .page-news__series-grid {
    grid-template-columns: 0.8fr 1.2fr;
  }

  .page-news__series-fig {
    position: sticky;
    top: calc(var(--cmd-h) + 20px);
  }
}

@media (max-width: 519px) {
  .page-news__h1 {
    max-width: 14ch;
  }

  .page-news__entry {
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 10px;
    padding-inline-start: 10px;
  }

  .page-news__cadence-list li {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .page-news__steps li {
    grid-template-columns: 22px minmax(0, 1fr);
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news__entry::before,
  .page-news__index-link,
  .page-news__jump-link,
  .page-news__cadence-link {
    transition: none;
  }
}