.page-news {
  background: var(--paper);
  color: var(--graphite);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
}

.page-news .shell {
  width: var(--shell);
  max-width: 1280px;
  margin-inline: auto;
}

.page-news .crumbs {
  padding: 18px 0 0;
}

.page-news .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--rock);
}

.page-news .crumbs li::after {
  content: "/";
  margin-left: 8px;
  color: var(--line);
}

.page-news .crumbs li:last-child::after {
  content: "";
}

.page-news .crumbs a {
  color: var(--rock);
  text-decoration: none;
}

.page-news .crumbs a:hover {
  color: var(--moss);
}

.page-news h1,
.page-news h2 {
  font-family: var(--serif);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0;
}

.page-news .eyebrow {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--moss);
}

/* ---------- 首屏 ---------- */
.page-news .news-masthead {
  padding: clamp(28px, 5vw, 60px) 0 clamp(24px, 4vw, 44px);
}

.page-news .news-masthead__inner {
  position: relative;
  padding-top: 22px;
  border-bottom: 1px solid var(--line);
  padding-bottom: clamp(20px, 3vw, 34px);
}

.page-news .news-masthead__inner::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 8px;
  background-image: repeating-linear-gradient(to right, var(--line) 0 1px, transparent 1px 28px);
}

.page-news h1 {
  margin-top: 14px;
  font-size: clamp(30px, 4.8vw, 54px);
  line-height: 1.14;
  max-width: 17em;
}

.page-news .lede {
  margin: 18px 0 0;
  max-width: 44em;
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.78;
  color: var(--rock);
}

/* ---------- 本期头条 ---------- */
.page-news .news-lead {
  padding: clamp(30px, 5vw, 68px) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-lead__grid {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
}

.page-news .media-frame {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--moss-bg);
  overflow: hidden;
}

.page-news .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .media-frame__tag {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 8px 14px;
  background: var(--ink);
  color: var(--paper);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.page-news .news-lead__text h2 {
  margin-top: 12px;
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.22;
}

.page-news .news-lead__text p {
  margin: 16px 0 0;
  font-size: 15.5px;
  color: var(--rock);
}

/* ---------- 主体：栏目索引 + 条目流 ---------- */
.page-news .news-body {
  padding: clamp(30px, 5vw, 68px) 0;
}

.page-news .news-body__inner {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
}

.page-news .news-rail::before {
  content: "";
  display: block;
  height: 10px;
  margin-bottom: 16px;
  background-image: repeating-linear-gradient(to right, var(--line) 0 1px, transparent 1px 12px);
}

.page-news .news-rail__label {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--rock);
}

.page-news .news-rail__group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-news .news-cat {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  background: transparent;
  border: 0;
  border-left: 2px solid var(--line);
  border-radius: var(--radius);
  color: var(--graphite);
  font: inherit;
  font-size: 15px;
  text-align: left;
  cursor: pointer;
  transition: background var(--speed) ease, border-color var(--speed) ease, color var(--speed) ease;
}

.page-news .news-cat:hover {
  background: var(--moss-bg);
}

.page-news .news-cat:focus-visible {
  outline: 2px solid var(--moss);
  outline-offset: 2px;
}

.page-news .news-cat[aria-pressed="true"] {
  background: var(--moss-bg);
  border-left-color: var(--moss);
  color: var(--moss);
  font-weight: 700;
}

.page-news .news-cat__num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--rock);
}

.page-news .news-cat[aria-pressed="true"] .news-cat__num {
  color: var(--vivid);
}

.page-news .news-rail__note {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--rock);
}

.page-news .news-rail__note a {
  color: var(--moss);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .news-stream h2 {
  margin-top: 10px;
  font-size: clamp(22px, 2.6vw, 32px);
  line-height: 1.25;
}

.page-news .news-list {
  margin-top: 22px;
  border-top: 1px solid var(--line);
}

.page-news .news-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 0 16px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  transition: background var(--speed) ease;
}

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

.page-news .news-item:hover {
  background: rgba(230, 237, 230, 0.5);
}

.page-news .news-item__no {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  line-height: 1.55;
  color: var(--gold);
}

.page-news .news-item__body {
  min-width: 0;
}

.page-news .news-item__title {
  margin: 0;
  font-family: var(--sans);
  font-size: clamp(17px, 1.6vw, 20px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

.page-news .news-item__sum {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--rock);
}

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

.page-news .news-item__tag {
  padding: 3px 9px;
  border: 1px solid var(--moss);
  border-radius: var(--radius);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--moss);
}

.page-news .news-item__time {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--rock);
}

.page-news .news-item__figure {
  margin: 14px 0 0;
  border: 1px solid var(--line);
  background: var(--moss-bg);
  overflow: hidden;
}

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

.page-news .news-item__more {
  margin-top: 12px;
}

.page-news .news-item__more summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 24px;
  cursor: pointer;
  list-style: none;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--moss);
}

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

.page-news .news-item__more summary::after {
  content: "+";
  font-family: var(--mono);
  font-size: 14px;
}

.page-news .news-item__more[open] summary::after {
  content: "−";
}

.page-news .news-item__more p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--graphite);
}

/* ---------- 数据速览 ---------- */
.page-news .news-data {
  padding: clamp(30px, 5vw, 68px) 0;
  background: var(--moss-bg);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .news-data h2 {
  margin-top: 10px;
  font-size: clamp(22px, 2.6vw, 32px);
  line-height: 1.25;
}

.page-news .news-data__grid {
  display: grid;
  gap: var(--gap);
  margin-top: 24px;
}

.page-news .news-chart {
  margin: 0;
  padding: 18px;
  border: 1px solid var(--line);
  background: var(--card);
}

.page-news .news-chart svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-news .news-chart__grid line {
  stroke: var(--line);
  stroke-width: 1;
}

.page-news .news-chart__line {
  fill: none;
  stroke: var(--vivid);
  stroke-width: 2.5;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.page-news .news-chart__dots circle {
  fill: var(--card);
  stroke: var(--vivid);
  stroke-width: 2.5;
}

.page-news .news-chart figcaption {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--rock);
}

.page-news .news-data__aside {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  background: var(--card);
  overflow: hidden;
}

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

.page-news .news-data__aside p {
  margin: 0;
  padding: 16px 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--rock);
}

.page-news .news-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: var(--gap);
  border: 1px solid var(--line);
  background: var(--line);
}

.page-news .news-metrics__cell {
  padding: 18px;
  background: var(--card);
}

.page-news .news-metrics__num {
  margin: 0;
  font-family: var(--mono);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--moss);
}

.page-news .news-metrics__label {
  margin: 6px 0 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--rock);
}

/* ---------- 更新节奏与订阅 ---------- */
.page-news .news-cadence {
  padding: clamp(30px, 5vw, 68px) 0;
}

.page-news .news-cadence__inner {
  display: grid;
  gap: clamp(24px, 3vw, 48px);
}

.page-news .news-cadence__text h2 {
  margin-top: 10px;
  font-size: clamp(22px, 2.6vw, 32px);
  line-height: 1.25;
}

.page-news .news-cadence__text p {
  margin: 16px 0 0;
  font-size: 15.5px;
  color: var(--rock);
}

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

.page-news .news-sub li {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-sub__no {
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--gold);
}

.page-news .news-sub__item strong {
  display: block;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--ink);
}

.page-news .news-sub__item span {
  display: block;
  margin-top: 4px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--rock);
}

/* ---------- 通栏氛围图与行动区 ---------- */
.page-news .news-footfigure {
  margin: 0;
  border-top: 1px solid var(--line);
  line-height: 0;
}

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

.page-news .news-next {
  padding: clamp(30px, 5vw, 60px) 0 clamp(36px, 6vw, 76px);
  background: var(--ink);
}

.page-news .news-next__inner {
  display: grid;
  gap: 24px;
}

.page-news .news-next .eyebrow {
  color: var(--vivid);
}

.page-news .news-next h2 {
  margin-top: 10px;
  color: var(--paper);
  font-size: clamp(22px, 2.8vw, 34px);
  line-height: 1.25;
}

.page-news .news-next p {
  margin: 14px 0 0;
  max-width: 40em;
  color: rgba(245, 242, 233, 0.72);
  font-size: 15px;
}

.page-news .news-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .news-next__links .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 12px 22px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background var(--speed) ease, color var(--speed) ease, border-color var(--speed) ease;
}

.page-news .news-next__links .btn-primary {
  background: var(--vivid);
  color: var(--ink);
}

.page-news .news-next__links .btn-primary:hover {
  background: var(--gold);
}

.page-news .news-next__links .btn-outline {
  border-color: rgba(245, 242, 233, 0.45);
  color: var(--paper);
}

.page-news .news-next__links .btn-outline:hover {
  border-color: var(--paper);
  background: rgba(245, 242, 233, 0.08);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .news-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-next__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .page-news .news-next__links {
    justify-content: flex-end;
  }
}

@media (min-width: 880px) {
  .page-news .news-lead__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-news .news-body__inner {
    grid-template-columns: 226px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 24px;
  }

  .page-news .news-data__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-news .news-cadence__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-news .news-item {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 0 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-cat,
  .page-news .news-item,
  .page-news .news-next__links .btn {
    transition: none;
  }
}