.page-news {
  color: var(--ink);
}

/* 首屏：文字建筑 + 横向环境图 */
.page-news .topic-head {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  padding: clamp(24px, 4vw, 44px) 0 clamp(32px, 5vw, 60px);
  border-bottom: 1px solid var(--line-strong);
}

.page-news .topic-head__title {
  margin: 14px 0 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(32px, 5.6vw, 56px);
  line-height: 1.14;
  letter-spacing: -0.01em;
}

.page-news .topic-head__lead {
  margin: 18px 0 0;
  max-width: 36em;
  font-size: 17px;
  line-height: 1.8;
  color: var(--ink);
  opacity: 0.86;
}

.page-news .topic-head__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .topic-head__figure {
  margin: 0;
}

.page-news .topic-head__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}

@media (min-width: 900px) {
  .page-news .topic-head {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }
}

/* 本期特写：深松绿纸块 */
.page-news .feature {
  position: relative;
  overflow: hidden;
  margin: clamp(28px, 4vw, 48px) 0;
  padding: clamp(26px, 4.5vw, 52px);
  border-radius: 10px;
  color: var(--paper);
  background:
    radial-gradient(120% 140% at 92% -10%, rgba(217, 178, 106, 0.24), transparent 58%),
    linear-gradient(160deg, var(--pine) 0%, #17392c 100%);
  box-shadow: var(--shadow-2);
}

.page-news .feature__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  pointer-events: none;
}

.page-news .feature__inner {
  position: relative;
  display: grid;
  gap: clamp(24px, 3.5vw, 40px);
}

.page-news .feature__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-news .feature__eyebrow .mono-num {
  margin-right: 10px;
  color: var(--gold-soft);
}

.page-news .feature__title {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(26px, 3.8vw, 40px);
  line-height: 1.24;
  color: var(--paper);
}

.page-news .feature__lead {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(251, 248, 241, 0.82);
}

.page-news .feature__steps {
  margin-top: 26px;
}

.page-news .step {
  border-top: 1px solid rgba(251, 248, 241, 0.24);
}

.page-news .step:last-child {
  border-bottom: 1px solid rgba(251, 248, 241, 0.24);
}

.page-news .step > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 13px 0;
  cursor: pointer;
  list-style: none;
  transition: color 0.2s ease;
}

.page-news .step > summary:hover {
  color: var(--gold-soft);
}

.page-news .step > summary .mono-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold);
}

.page-news .step__title {
  font-size: 15px;
  line-height: 1.6;
}

.page-news .step__sign {
  font-size: 16px;
  color: var(--gold);
  transition: transform 0.2s ease;
}

.page-news .step[open] .step__sign {
  transform: rotate(45deg);
}

.page-news .step__body {
  padding: 0 0 16px 34px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(251, 248, 241, 0.78);
}

.page-news .step__body p {
  margin: 0;
}

.page-news .feature__foot {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(251, 248, 241, 0.72);
}

.page-news .feature__link {
  color: var(--gold-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .feature__link:hover {
  color: var(--gold);
}

.page-news .feature__figure {
  margin: 0;
}

.page-news .feature__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid rgba(217, 178, 106, 0.4);
}

.page-news .feature__figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(251, 248, 241, 0.68);
}

@media (min-width: 920px) {
  .page-news .feature__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }
}

/* 索引台账：窄栏索引 + 宽栏条目 */
.page-news .ledger {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
  padding: clamp(30px, 4.5vw, 56px) 0 clamp(34px, 5vw, 64px);
}

.page-news .ledger__index-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sage);
}

.page-news .ledger__index-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

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

.page-news .cat-tab {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 10px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--pine);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.page-news .cat-tab:hover,
.page-news .cat-tab:focus-visible {
  background: var(--gold-soft);
  border-color: var(--gold);
  color: var(--pine);
  transform: translateX(2px);
}

.page-news .cat-tab__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--sage);
}

.page-news .cat-tab__count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--clay-2);
}

.page-news .ledger__index-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--sage);
}

@media (min-width: 960px) {
  .page-news .ledger {
    grid-template-columns: 236px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .ledger__index {
    position: sticky;
    top: 92px;
  }

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

  .page-news .cat-tab {
    white-space: normal;
  }
}

/* 分类组与条目 */
.page-news .group {
  margin-bottom: clamp(28px, 4vw, 46px);
  scroll-margin-top: 96px;
}

.page-news .group:last-child {
  margin-bottom: 0;
}

.page-news .group__head {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--pine);
}

.page-news .group__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 22px;
  color: var(--pine);
}

.page-news .group__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--sage);
}

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

.page-news .entry {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 4px 12px;
  padding: 18px 0;
  border-bottom: 1px dashed var(--line-strong);
}

.page-news .entry__num {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 2.2;
  color: var(--gold);
}

.page-news .entry__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0;
}

.page-news .entry__time {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--sage);
}

.page-news .entry__title {
  margin: 8px 0 0;
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(18px, 2.2vw, 21px);
  line-height: 1.5;
  color: var(--ink);
}

.page-news .entry__more {
  margin-top: 8px;
}

.page-news .entry__more > summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
  cursor: pointer;
  list-style: none;
}

.page-news .entry__abstract {
  font-size: 15px;
  line-height: 1.75;
  color: var(--sage);
}

.page-news .entry__sign {
  font-size: 14px;
  line-height: 1.6;
  color: var(--clay);
  transition: transform 0.2s ease;
}

.page-news .entry__more[open] .entry__sign {
  transform: rotate(45deg);
}

.page-news .entry__more > summary::-webkit-details-marker,
.page-news .step > summary::-webkit-details-marker,
.page-news .case-row > summary::-webkit-details-marker {
  display: none;
}

.page-news .entry__detail {
  margin-top: 12px;
  padding: 12px 0 4px 14px;
  border-left: 2px solid var(--gold);
  background: linear-gradient(90deg, rgba(240, 217, 168, 0.24), transparent 72%);
}

.page-news .entry__detail p {
  margin: 0 0 10px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
}

.page-news .entry__kw {
  font-size: 13px;
  color: var(--sage);
}

.page-news .entry__kw .kw {
  display: inline-block;
  margin-right: 8px;
  padding: 1px 6px;
  border-radius: 3px;
  background: linear-gradient(transparent 58%, var(--gold-soft) 58%);
  color: var(--ink);
}

.page-news .entry__link {
  margin: 0;
  font-size: 14px;
}

.page-news .entry__link a,
.page-news .case-row__link a {
  color: var(--clay-2);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .entry__link a:hover,
.page-news .case-row__link a:hover {
  color: var(--pine);
  text-decoration-color: var(--gold);
}

/* 案例合集：横向折叠条 */
.page-news .cases {
  padding: clamp(32px, 5vw, 64px) 0;
  background: linear-gradient(180deg, rgba(217, 178, 106, 0.12), rgba(246, 241, 231, 0) 78%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .cases__head {
  max-width: 46em;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-news .cases__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.3;
  color: var(--pine);
}

.page-news .cases__lead {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
  opacity: 0.84;
}

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

.page-news .case-row {
  margin-bottom: 10px;
  padding: 0 18px;
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--clay);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow-1);
}

.page-news .case-row > summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "top sign"
    "scene sign";
  gap: 4px 16px;
  align-items: center;
  padding: 14px 0;
  cursor: pointer;
  list-style: none;
}

.page-news .case-row__top {
  grid-area: top;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.page-news .case-row__ind {
  padding: 1px 8px;
  border-radius: 3px;
  background: var(--gold-soft);
  color: var(--pine);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-news .case-row__time {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--sage);
}

.page-news .case-row__scene {
  grid-area: scene;
  font-family: var(--font-serif);
  font-size: 18px;
  line-height: 1.5;
  color: var(--ink);
}

.page-news .case-row__sign {
  grid-area: sign;
  font-size: 15px;
  color: var(--clay);
  transition: transform 0.2s ease;
}

.page-news .case-row[open] .case-row__sign {
  transform: rotate(45deg);
}

.page-news .case-row__body {
  padding: 0 0 16px;
  border-top: 1px dashed var(--line-strong);
  margin-top: 4px;
}

.page-news .case-row__body p {
  margin: 12px 0 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.8;
}

.page-news .case-row__link {
  font-size: 14px;
}

/* 订阅与回访 */
.page-news .subscribe {
  padding: clamp(34px, 5vw, 68px) 0 clamp(40px, 6vw, 80px);
  background: var(--paper);
}

.page-news .subscribe__inner {
  display: grid;
  gap: clamp(24px, 3.6vw, 44px);
}

.page-news .subscribe__title {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(25px, 3.4vw, 36px);
  line-height: 1.26;
  color: var(--pine);
}

.page-news .subscribe__lead {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.85;
}

.page-news .subscribe__points {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .subscribe__points li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line-strong);
  font-size: 15px;
  line-height: 1.75;
}

.page-news .subscribe__points li .mono-num {
  color: var(--gold);
}

.page-news .subscribe__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
}

.page-news .subscribe__figure {
  margin: 0;
}

.page-news .subscribe__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}

.page-news .subscribe__figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--sage);
}

@media (min-width: 920px) {
  .page-news .subscribe__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .step__sign,
  .page-news .entry__sign,
  .page-news .case-row__sign,
  .page-news .cat-tab {
    transition: none;
  }
}
<<<END>>>