.page-news {
  --news-figure-border: 1px solid var(--rule);
  display: block;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-top: clamp(18px, 3vw, 32px);
}

.page-news .hero-figure {
  position: relative;
  margin: 0 0 clamp(24px, 4vw, 44px);
  border: var(--news-figure-border);
  border-radius: var(--r);
  overflow: hidden;
  background: var(--cloud);
}

.page-news .hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
}

.page-news .hero-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 21, 38, 0) 45%, rgba(10, 21, 38, .3) 100%);
  pointer-events: none;
}

.page-news .hero-copy {
  display: grid;
  gap: clamp(18px, 2.4vw, 26px);
}

.page-news .hero-aside .eyebrow {
  margin: 0;
}

.page-news .hero-main {
  display: grid;
  gap: clamp(16px, 2.2vw, 22px);
  max-width: 68ch;
}

.page-news .hero-main h1 {
  margin: 0;
  font-size: clamp(26px, 4.6vw, 40px);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.28;
  color: var(--ink);
}

.page-news .hero-main .lead {
  margin: 0;
}

.page-news .hero-metrics {
  list-style: none;
  margin: 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
}

.page-news .hero-metrics li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  color: var(--ink-2);
}

.page-news .hero-metrics b {
  font-family: var(--mono);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--blue);
}

.page-news .hero-main .btn-row {
  margin: 0;
}

@media (min-width: 900px) {
  .page-news .hero-copy {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    column-gap: clamp(28px, 4vw, 56px);
    align-items: start;
  }
}

/* ---------- 左窄右宽动态流 ---------- */
.page-news .news-desk {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 40px);
  padding-bottom: clamp(40px, 6vw, 72px);
}

.page-news .news-rail {
  border-top: 2px solid var(--ink);
  padding-top: 16px;
}

.page-news .rail-title {
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--ink-2);
}

.page-news .rail-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .rail-list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 14px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--card);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  transition: background .22s ease, border-color .22s ease, color .22s ease;
}

.page-news .rail-list a .num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--blue);
}

.page-news .rail-list a:hover,
.page-news .rail-list a:focus-visible {
  border-color: var(--blue);
  color: var(--blue);
}

.page-news .rail-list a[aria-current="true"] {
  background: var(--blue-soft);
  border-color: var(--blue);
  color: var(--blue);
}

.page-news .rail-pin {
  display: grid;
  gap: 10px;
  padding: 16px;
  border: 1px dashed var(--orange);
  border-radius: var(--r-s);
  background: var(--orange-soft);
}

.page-news .rail-pin strong {
  font-size: 15px;
  color: var(--ink);
}

.page-news .rail-pin p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-news .rail-pin .btn {
  justify-self: start;
}

@media (min-width: 960px) {
  .page-news .news-desk {
    grid-template-columns: 236px minmax(0, 1fr);
    column-gap: clamp(40px, 5vw, 72px);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 96px;
  }

  .page-news .rail-list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
    margin-bottom: 28px;
  }

  .page-news .rail-list a {
    border: 0;
    border-left: 2px solid transparent;
    border-radius: var(--r-s);
    padding: 10px 12px;
    font-size: 15px;
  }

  .page-news .rail-list a:hover,
  .page-news .rail-list a:focus-visible {
    background: var(--blue-soft);
    border-left-color: var(--blue);
  }

  .page-news .rail-list a[aria-current="true"] {
    background: var(--blue-soft);
    border-left-color: var(--blue);
  }
}

/* ---------- 章节头 ---------- */
.page-news .news-section {
  padding: clamp(30px, 4.6vw, 52px) 0;
  border-top: 1px solid var(--rule);
}

.page-news .news-section--last {
  padding-bottom: 0;
}

.page-news .sec-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 16px;
  align-items: start;
  margin-bottom: clamp(20px, 3vw, 30px);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--rule);
}

.page-news .sec-num {
  font-family: var(--mono);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--blue);
}

.page-news .sec-title {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 27px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
  line-height: 1.3;
}

.page-news .sec-note {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-2);
}

/* ---------- 版本更新条目 ---------- */
.page-news .release-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(16px, 2.4vw, 22px);
}

.page-news .release {
  position: relative;
  display: grid;
  gap: 20px;
  padding: 22px 22px 22px 26px;
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: var(--r);
  box-shadow: var(--paper-edge);
  overflow: hidden;
}

.page-news .release::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  bottom: 22px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--rule);
  transition: background .25s ease;
}

.page-news .release--fix::before {
  background: var(--cyan);
}

.page-news .release--major::before {
  background: var(--cloud);
}

.page-news .release:hover::before {
  width: 4px;
}

.page-news .release-content {
  display: grid;
  gap: 12px;
  min-width: 0;
}

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

.page-news .release-no {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink);
  padding: 3px 7px;
  border: 1px solid var(--rule);
  border-radius: var(--r-s);
  background: var(--paper);
}

.page-news .release-when {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink-2);
}

.page-news .release-title {
  margin: 0;
  font-size: clamp(17px, 2.1vw, 20px);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .release-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-2);
  max-width: 68ch;
}

.page-news .release-points {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-news .release-points li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

.page-news .release-points li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .68em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
  opacity: .7;
}

.page-news .release-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 4px 0 0;
}

.page-news .release-figure {
  margin: 0;
  border: var(--news-figure-border);
  border-radius: var(--r-s);
  overflow: hidden;
  background: var(--violet-soft);
  align-self: start;
}

.page-news .release-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

@media (min-width: 760px) {
  .page-news .release--with-figure {
    grid-template-columns: minmax(0, 1fr) 200px;
    align-items: start;
  }
}

/* ---------- 订阅专区专题 ---------- */
.page-news .topic-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 22px);
}

.page-news .topic-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--rule);
  border-radius: var(--r);
  background: var(--card);
  box-shadow: var(--paper-edge);
  overflow: hidden;
}

.page-news .topic-bar {
  height: 5px;
  background: var(--cloud);
  flex: none;
}

.page-news .topic-figure {
  margin: 0;
  background: var(--violet-soft);
}

.page-news .topic-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 8 / 5;
}

.page-news .topic-body {
  display: grid;
  gap: 10px;
  padding: 20px;
  align-content: start;
}

.page-news .topic-meta {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--violet);
}

.page-news .topic-title {
  margin: 0;
  font-size: clamp(17px, 2.1vw, 20px);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .topic-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-news .topic-count {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-2);
  padding-top: 10px;
  border-top: 1px solid var(--rule);
}

.page-news .topic-count .num {
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--blue);
}

.page-news .topic-body .btn {
  justify-self: start;
  margin-top: 2px;
}

@media (min-width: 780px) {
  .page-news .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .topic-card--lead {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }

  .page-news .topic-card--lead .topic-bar {
    grid-column: 1 / -1;
  }

  .page-news .topic-card--lead .topic-figure {
    height: 100%;
  }

  .page-news .topic-card--lead .topic-figure img {
    height: 100%;
    aspect-ratio: auto;
    min-height: 260px;
  }

  .page-news .topic-card--lead .topic-body {
    padding: clamp(22px, 3vw, 32px);
  }
}

/* ---------- 使用故事 ---------- */
.page-news .story-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
}

.page-news .story-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 18px);
  align-content: start;
}

.page-news .story {
  padding: 18px 18px 18px 20px;
  border: 1px solid var(--rule);
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--r-s) var(--r-s) 0;
  background: var(--card);
  display: grid;
  gap: 8px;
}

.page-news .story-meta {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-news .story-title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.page-news .story-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-news .story-figure {
  position: relative;
  margin: 0;
  border: var(--news-figure-border);
  border-radius: var(--r);
  overflow: hidden;
  background: var(--blue-soft);
  align-self: start;
}

.page-news .story-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

@media (min-width: 720px) {
  .page-news .story-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-news .story-layout {
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: start;
  }

  .page-news .story-figure {
    order: 2;
  }
}

/* ---------- 栏目收藏榜 ---------- */
.page-news .rank-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}

.page-news .rank-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px 14px;
  align-items: center;
  padding: 18px 2px;
  border-bottom: 1px solid var(--rule);
}

.page-news .rank-no {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--blue);
  letter-spacing: -0.02em;
  align-self: start;
  padding-top: 3px;
}

.page-news .rank-main {
  min-width: 0;
  display: grid;
  gap: 5px;
}

.page-news .rank-name {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.page-news .rank-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-news .rank-trend {
  grid-column: 2;
  justify-self: start;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ink-2);
}

.page-news .rank-trend--up {
  color: var(--cyan);
}

.page-news .rank-trend--down {
  color: var(--orange);
}

.page-news .rank-item .btn {
  grid-column: 2;
  justify-self: start;
}

@media (min-width: 700px) {
  .page-news .rank-item {
    grid-template-columns: auto minmax(0, 1fr) auto auto;
    gap: 16px;
  }

  .page-news .rank-trend,
  .page-news .rank-item .btn {
    grid-column: auto;
    align-self: center;
  }
}

/* ---------- 更新节奏 ---------- */
.page-news .cadence-panel {
  display: grid;
  gap: 18px;
}

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

.page-news .cadence-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(246, 248, 252, .16);
}

.page-news .cadence-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-news .cadence-key {
  font-size: 16px;
  font-weight: 700;
  color: var(--card);
}

.page-news .cadence-val {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-news .cadence-desc {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(246, 248, 252, .76);
  max-width: 68ch;
}

@media (min-width: 700px) {
  .page-news .cadence-list li {
    grid-template-columns: 170px 130px minmax(0, 1fr);
    align-items: baseline;
    gap: 6px 20px;
  }
}

.page-news .replay {
  margin-top: clamp(20px, 3vw, 28px);
  display: grid;
  gap: 18px;
  padding: clamp(20px, 3vw, 28px);
  border: var(--news-figure-border);
  border-radius: var(--r);
  background: var(--paper);
}

.page-news .replay-title {
  margin: 0 0 10px;
  font-size: clamp(17px, 2.1vw, 20px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .replay-text p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-2);
  max-width: 68ch;
}

.page-news .replay .btn-row {
  margin: 0;
}

@media (min-width: 860px) {
  .page-news .replay {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: clamp(24px, 4vw, 48px);
  }
}

/* ---------- 订阅本栏目 ---------- */
.page-news .subscribe-strip {
  display: grid;
  gap: 22px;
  padding: clamp(24px, 4vw, 40px);
  border: var(--news-figure-border);
  border-radius: var(--r);
  background: linear-gradient(135deg, rgba(31, 91, 255, .08) 0%, rgba(75, 50, 195, .07) 58%, rgba(16, 183, 176, .08) 100%);
}

.page-news .subscribe-text {
  display: grid;
  gap: 10px;
  max-width: 62ch;
}

.page-news .subscribe-text .eyebrow {
  margin: 0;
}

.page-news .subscribe-title {
  margin: 0;
  font-size: clamp(20px, 2.8vw, 28px);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.35;
  color: var(--ink);
}

.page-news .subscribe-text p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-2);
}

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

@media (min-width: 760px) {
  .page-news .subscribe-strip {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: clamp(24px, 4vw, 48px);
  }

  .page-news .subscribe-actions {
    flex-direction: column;
    align-items: stretch;
  }
}

/* ---------- 窄屏兜底 ---------- */
@media (max-width: 480px) {
  .page-news .release {
    padding: 18px 16px 18px 20px;
  }

  .page-news .sec-head {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }

  .page-news .hero-metrics {
    gap: 10px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .release::before,
  .page-news .rail-list a {
    transition: none;
  }
}