.page-news {
  --pn-rail: 208px;
  --pn-line: var(--line);
  --pn-soft: rgba(230, 237, 242, 0.76);
  background: var(--c-deep);
  color: var(--c-mist);
}

.page-news [id] {
  scroll-margin-top: calc(var(--header-total) + 24px);
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumbs {
  padding-top: 18px;
}

/* ---------- 页首 ---------- */
.page-news .stories-head {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 3vw, 34px) 0 clamp(34px, 5vw, 58px);
  border-bottom: 1px solid var(--pn-line);
}

.page-news .stories-head::before {
  content: "";
  position: absolute;
  inset: -30% -8% -10%;
  background:
    radial-gradient(56% 62% at 86% 6%, rgba(47, 209, 220, 0.17), transparent 68%),
    radial-gradient(50% 58% at 4% 92%, rgba(255, 106, 26, 0.15), transparent 66%);
  pointer-events: none;
  z-index: 0;
}

.page-news .stories-head-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-news .stories-head h1 {
  margin: 14px 0 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(28px, 5.4vw, 52px);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--c-mist);
}

.page-news .stories-lede {
  margin: 18px 0 0;
  max-width: 44em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--pn-soft);
}

.page-news .stories-figures {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--pn-line);
  border-top: 1px solid var(--pn-line);
  border-bottom: 1px solid var(--pn-line);
}

.page-news .stories-figures > .figure {
  background: var(--c-deep);
  padding: 16px 12px 14px;
  min-width: 0;
}

.page-news .figure-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 10.5px;
  line-height: 1.5;
  letter-spacing: 0.06em;
  color: var(--c-grayblue);
}

.page-news .figure-num {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin: 8px 0 0;
  font-family: var(--font-cond);
  font-size: clamp(34px, 6.4vw, 52px);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.025em;
  color: var(--c-orange);
}

.page-news .figure-unit {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--c-grayblue);
}

/* ---------- 本期主打 ---------- */
.page-news .feature-shell {
  padding-top: clamp(30px, 4.5vw, 54px);
}

.page-news .feature {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border: 1px solid var(--pn-line);
  background: linear-gradient(158deg, rgba(10, 39, 64, 0.92) 0%, rgba(5, 25, 43, 0.55) 100%);
  overflow: hidden;
}

.page-news .feature-media {
  position: relative;
  margin: 0;
  min-height: 232px;
  background: linear-gradient(150deg, var(--c-layer), var(--c-deep) 72%);
}

.page-news .feature-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-news .feature-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: clamp(22px, 3.4vw, 40px);
  min-width: 0;
}

.page-news .feature-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  flex-wrap: wrap;
}

.page-news .feature-title {
  margin: 0;
  font-size: clamp(21px, 2.9vw, 31px);
  line-height: 1.24;
  letter-spacing: -0.012em;
  color: var(--c-mist);
}

.page-news .feature-summary {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--pn-soft);
  max-width: 40em;
}

.page-news .feature-points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-news .feature-points li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-grayblue);
}

.page-news .feature-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 2px;
  background: var(--c-cyan);
}

.page-news .feature-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

/* ---------- 主体双栏 ---------- */
.page-news .feed-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding-top: clamp(38px, 5vw, 62px);
  padding-bottom: clamp(46px, 6vw, 78px);
}

.page-news .series-rail {
  min-width: 0;
}

.page-news .rail-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-grayblue);
}

.page-news .rail-nav {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.page-news .rail-nav::-webkit-scrollbar {
  display: none;
}

.page-news .rail-link {
  display: flex;
  align-items: center;
  gap: 9px;
  flex: none;
  padding: 8px 12px;
  border-left: 2px solid transparent;
  border-radius: 1px;
  color: var(--c-grayblue);
  font-size: 13.5px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .rail-link:hover,
.page-news .rail-link:focus-visible {
  color: var(--c-mist);
  background: rgba(47, 209, 220, 0.07);
  border-left-color: var(--c-cyan);
}

.page-news .rail-link.is-current {
  color: var(--c-mist);
  background: var(--tint-orange);
  border-left-color: var(--c-orange);
}

.page-news .rail-no {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--c-orange);
}

.page-news .rail-link.is-current .rail-no {
  color: var(--c-amber);
}

/* ---------- 连续画布 ---------- */
.page-news .feed {
  display: flex;
  flex-direction: column;
  gap: clamp(46px, 6vw, 74px);
  min-width: 0;
}

.page-news .series,
.page-news .archive {
  min-width: 0;
}

.page-news .series-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--pn-line);
}

.page-news .series-no {
  font-family: var(--font-cond);
  font-size: clamp(32px, 5vw, 44px);
  font-weight: 700;
  line-height: 0.84;
  letter-spacing: -0.03em;
  color: rgba(255, 106, 26, 0.58);
}

.page-news .series-title {
  margin: 0;
  font-size: clamp(19px, 2.6vw, 27px);
  line-height: 1.26;
  letter-spacing: -0.01em;
  color: var(--c-mist);
}

.page-news .series-sub {
  margin: 10px 0 0;
  max-width: 42em;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--c-grayblue);
}

/* ---------- 图片容器 ---------- */
.page-news .series-media,
.page-news .archive-media,
.page-news .series-aside {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--pn-line);
  background: linear-gradient(150deg, var(--c-layer), var(--c-deep));
}

.page-news .series-media img,
.page-news .archive-media img,
.page-news .series-aside img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  max-width: 100%;
}

.page-news .series-media {
  margin-top: 22px;
}

.page-news .series-media img {
  aspect-ratio: 3 / 2;
}

.page-news .archive-media {
  margin-top: 24px;
}

.page-news .archive-media img {
  aspect-ratio: 14 / 9;
}

/* ---------- 长条条目 ---------- */
.page-news .entry-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .entry {
  border-bottom: 1px solid var(--pn-line);
}

.page-news .entry-title {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-news .entry-trigger {
  display: flex;
  align-items: baseline;
  gap: 14px;
  width: 100%;
  padding: 18px 2px;
  background: none;
  border: 0;
  color: var(--c-mist);
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
  transition: color var(--dur) var(--ease), padding var(--dur) var(--ease);
}

.page-news .entry-trigger:hover,
.page-news .entry-trigger:focus-visible {
  color: var(--c-orange);
  padding-left: 10px;
}

.page-news .entry-trigger:focus-visible {
  outline: 1px solid var(--c-cyan);
  outline-offset: -2px;
}

.page-news .entry-round {
  flex: none;
  padding-top: 3px;
  color: var(--c-cyan);
  font-size: 11.5px;
}

.page-news .entry-text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-news .entry-sign {
  position: relative;
  flex: none;
  align-self: center;
  width: 12px;
  height: 12px;
  margin-left: auto;
}

.page-news .entry-sign::before,
.page-news .entry-sign::after {
  content: "";
  position: absolute;
  background: var(--c-orange);
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.page-news .entry-sign::before {
  left: 0;
  right: 0;
  top: 5px;
  height: 2px;
}

.page-news .entry-sign::after {
  top: 0;
  bottom: 0;
  left: 5px;
  width: 2px;
}

.page-news .entry-trigger[aria-expanded="true"] .entry-sign::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-news .entry-panel {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height 260ms var(--ease), opacity 200ms var(--ease);
}

.page-news .entry-panel > p {
  margin: 0;
  padding: 0 0 20px;
  max-width: 44em;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--c-grayblue);
}

.page-news .entry:has(.entry-trigger[aria-expanded="true"]) .entry-panel {
  max-height: 520px;
  opacity: 1;
}

/* ---------- 补时系列：右栏竖图 ---------- */
.page-news .series-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding-top: 4px;
}

.page-news .series-aside img {
  aspect-ratio: 3 / 4;
}

/* ---------- 往期归档 ---------- */
.page-news .archive-list {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .archive-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "range count"
    "name name"
    "desc desc";
  gap: 8px 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--pn-line);
}

.page-news .archive-range {
  grid-area: range;
  color: var(--c-cyan);
  font-size: 11.5px;
  align-self: center;
}

.page-news .archive-name {
  grid-area: name;
  margin: 0;
  font-size: 18px;
  line-height: 1.35;
  color: var(--c-mist);
}

.page-news .archive-desc {
  grid-area: desc;
  margin: 0;
  max-width: 44em;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--c-grayblue);
}

.page-news .archive-count {
  grid-area: count;
  align-self: center;
  color: var(--c-orange);
  font-size: 12px;
  white-space: nowrap;
}

/* ---------- 订阅 ---------- */
.page-news .subscribe {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: clamp(34px, 4.6vw, 52px);
  padding: clamp(22px, 3.2vw, 38px);
  border: 1px solid var(--pn-line);
  background:
    linear-gradient(118deg, rgba(255, 106, 26, 0.13), transparent 46%),
    linear-gradient(296deg, rgba(47, 209, 220, 0.13), transparent 52%),
    var(--c-layer);
}

.page-news .subscribe-title {
  margin: 0;
  font-size: clamp(18px, 2.3vw, 23px);
  line-height: 1.3;
  color: var(--c-mist);
}

.page-news .subscribe-copy p {
  margin: 12px 0 0;
  max-width: 42em;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--pn-soft);
}

.page-news .subscribe-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.page-news .copy-btn[data-copied] {
  border-color: var(--c-cyan);
  color: var(--c-cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-news .archive-row {
    grid-template-columns: 148px minmax(0, 1fr) 76px;
    grid-template-areas:
      "range name count"
      "range desc count";
    align-items: baseline;
    gap: 8px 26px;
  }
}

@media (min-width: 760px) {
  .page-news .series-body {
    grid-template-columns: minmax(0, 1fr) minmax(180px, 32%);
    gap: 34px;
    align-items: start;
  }
}

@media (min-width: 860px) {
  .page-news .stories-head-grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(280px, 1fr);
    gap: 46px;
    align-items: end;
  }

  .page-news .feature {
    grid-template-columns: minmax(0, 1.16fr) minmax(0, 1fr);
  }

  .page-news .feature-media {
    min-height: 100%;
  }

  .page-news .subscribe {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
  }
}

@media (min-width: 1000px) {
  .page-news .feed-layout {
    grid-template-columns: var(--pn-rail) minmax(0, 1fr);
    gap: 56px;
  }

  .page-news .series-rail {
    position: sticky;
    top: calc(var(--header-total) + 28px);
    align-self: start;
  }

  .page-news .rail-nav {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
    border-left: 1px solid var(--pn-line);
  }

  .page-news .rail-link {
    margin-left: -1px;
    padding: 11px 14px 11px 16px;
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .entry-trigger,
  .page-news .rail-link,
  .page-news .entry-sign::before,
  .page-news .entry-sign::after,
  .page-news .entry-panel {
    transition: none;
  }
}