.page-news {
  --news-rail: 272px;
  --news-gap: clamp(24px, 3.2vw, 48px);
  padding-bottom: clamp(56px, 8vw, 104px);
  color: var(--text);
  font-family: var(--font-body);
}

.page-news .news-head {
  padding-top: clamp(18px, 2.6vw, 34px);
  padding-bottom: clamp(24px, 3vw, 40px);
  border-bottom: 1px solid var(--line);
}

.page-news .news-head-grid {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  margin-top: clamp(18px, 2.4vw, 28px);
}

.page-news .news-head-grid > * {
  min-width: 0;
}

.page-news .news-head-main > * + * {
  margin-top: 14px;
}

.page-news h1 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(34px, 6.2vw, 60px);
  line-height: 1.04;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--text);
}

.page-news .news-head-main .lede {
  max-width: 62ch;
  margin: 0;
  color: var(--muted);
}

.page-news .news-head-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.page-news .news-head-stats .stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(155deg, rgba(18, 59, 50, 0.85), rgba(10, 15, 13, 0.6));
}

.page-news .news-head-stats .stat-value {
  font-family: var(--font-mono);
  font-size: clamp(21px, 2.8vw, 30px);
  line-height: 1;
  font-weight: 600;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-news .news-head-stats .stat-label {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--muted);
}

.page-news .news-board {
  display: grid;
  gap: var(--news-gap);
  margin-top: clamp(26px, 3.6vw, 48px);
}

.page-news .news-board > * {
  min-width: 0;
}

/* ---------- 左侧索引轨 ---------- */
.page-news .news-rail-inner {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.page-news .rail-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-news .rail-index,
.page-news .rail-tags,
.page-news .rail-picks {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
}

.page-news .rail-index {
  border-left: 1px solid var(--line);
}

.page-news .rail-index a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  margin-left: -1px;
  padding: 9px 0 9px 14px;
  border-left: 2px solid transparent;
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-news .rail-index a:hover,
.page-news .rail-index a:focus-visible {
  border-left-color: var(--cyan);
  color: var(--mint);
}

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

.page-news .rail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .rail-tags a {
  text-decoration: none;
}

.page-news .rail-picks li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .rail-picks a {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--text);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-news .rail-picks a:hover,
.page-news .rail-picks a:focus-visible {
  color: var(--mint);
}

/* ---------- 通用文本 ---------- */
.page-news h2,
.page-news h3 {
  margin: 0;
  font-family: var(--font-head);
  letter-spacing: 0.01em;
  color: var(--text);
}

.page-news h2 {
  font-size: clamp(26px, 3.4vw, 38px);
  line-height: 1.14;
  font-weight: 800;
}

.page-news h3 {
  font-size: clamp(19px, 2.2vw, 23px);
  line-height: 1.3;
  font-weight: 700;
}

.page-news h3 a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-news h3 a:hover,
.page-news h3 a:focus-visible {
  color: var(--mint);
}

.page-news .news-section + .news-section {
  margin-top: clamp(40px, 5vw, 76px);
}

.page-news .news-time {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

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

.page-news p {
  margin: 0;
  line-height: 1.75;
}

/* ---------- 头条大卡 ---------- */
.page-news .lead-card {
  display: grid;
  gap: 0;
  margin-top: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: linear-gradient(150deg, rgba(18, 59, 50, 0.92), rgba(10, 15, 13, 0.72));
}

.page-news .lead-card .media {
  border: 0;
  border-radius: 0;
}

.page-news .lead-card__body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(18px, 2.6vw, 30px);
}

.page-news .lead-card__title {
  font-size: clamp(22px, 2.8vw, 30px);
  line-height: 1.22;
}

.page-news .lead-card__body > p {
  color: var(--muted);
  font-size: 15.5px;
}

.page-news .lead-card__nums {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 4px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-news .lead-card__nums div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-news .lead-card__nums dt {
  font-size: 12px;
  color: var(--muted);
}

.page-news .lead-card__nums dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1;
  font-weight: 600;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

/* ---------- 紧凑文章列表 ---------- */
.page-news .news-list {
  list-style: none;
  margin: clamp(18px, 2.4vw, 28px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .news-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-item__sum {
  font-size: 15px;
  color: var(--muted);
}

/* ---------- 复盘拆解 ---------- */
.page-news .review-grid {
  margin-top: clamp(20px, 2.6vw, 30px);
}

.page-news .review-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: linear-gradient(160deg, rgba(18, 59, 50, 0.85), rgba(10, 15, 13, 0.65));
}

.page-news .review-card .media {
  border: 0;
  border-radius: 0;
}

.page-news .review-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 10px;
  padding: 18px 18px 22px;
}

.page-news .review-card__body > p {
  font-size: 15px;
  color: var(--muted);
}

.page-news .review-card__body .btn {
  margin-top: auto;
  align-self: flex-start;
}

.page-news .interval-panel {
  margin-top: clamp(18px, 2.4vw, 26px);
  padding: clamp(18px, 2.6vw, 28px);
  border-radius: var(--r-lg);
}

.page-news .interval-panel > p {
  margin-top: 10px;
  font-size: 15px;
  color: var(--muted);
}

.page-news .news-detail {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.page-news .news-detail summary {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  cursor: pointer;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--mint);
  list-style: none;
}

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

.page-news .news-detail summary::before {
  content: "＋";
  font-family: var(--font-mono);
  color: var(--cyan);
}

.page-news .news-detail[open] summary::before {
  content: "－";
}

.page-news .news-detail ul {
  margin: 6px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 版本与入口动态 ---------- */
.page-news .update-panel {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
  margin-top: clamp(20px, 2.6vw, 30px);
  padding: clamp(16px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(140deg, rgba(15, 42, 36, 0.95), rgba(10, 15, 13, 0.78));
}

.page-news .update-panel .media {
  border: 0;
  border-radius: var(--r-md);
}

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

.page-news .update-log li {
  display: grid;
  gap: 6px;
  padding-left: 14px;
  border-left: 2px solid var(--line);
  transition: border-color 0.2s var(--ease);
}

.page-news .update-log li:hover {
  border-left-color: var(--cyan);
}

.page-news .update-log h3 {
  font-size: 18px;
}

.page-news .update-log p {
  font-size: 14.5px;
  color: var(--muted);
}

.page-news .update-panel > .btn {
  justify-self: start;
}

/* ---------- 专题系列标签页 ---------- */
.page-news .topic-tabs {
  position: relative;
  margin-top: clamp(20px, 2.6vw, 30px);
}

.page-news .topic-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.page-news .topic-tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-news .topic-tab {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(233, 245, 241, 0.04);
  color: var(--text);
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .topic-tab:hover {
  border-color: var(--mint);
  color: var(--mint);
}

.page-news #topic-a:checked ~ .topic-tablist label[for="topic-a"],
.page-news #topic-b:checked ~ .topic-tablist label[for="topic-b"],
.page-news #topic-c:checked ~ .topic-tablist label[for="topic-c"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--bg-deep);
}

.page-news #topic-a:focus-visible ~ .topic-tablist label[for="topic-a"],
.page-news #topic-b:focus-visible ~ .topic-tablist label[for="topic-b"],
.page-news #topic-c:focus-visible ~ .topic-tablist label[for="topic-c"] {
  outline: 2px solid var(--mint);
  outline-offset: 2px;
}

.page-news .topic-panel {
  display: none;
}

.page-news #topic-a:checked ~ .topic-panels #panel-a,
.page-news #topic-b:checked ~ .topic-panels #panel-b,
.page-news #topic-c:checked ~ .topic-panels #panel-c {
  display: block;
}

.page-news .topic-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .topic-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 14px 16px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: rgba(233, 245, 241, 0.03);
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

.page-news .topic-list .idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

/* ---------- 结尾咨询条 ---------- */
.page-news .news-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: clamp(36px, 5vw, 68px);
  padding: clamp(18px, 2.6vw, 26px);
  border-radius: var(--r-lg);
  background: linear-gradient(120deg, rgba(44, 245, 212, 0.12), rgba(124, 92, 255, 0.1));
}

.page-news .news-cta p {
  flex: 1 1 260px;
  min-width: 0;
  font-size: 15px;
  color: var(--text);
}

/* ---------- 图片容器兜底 ---------- */
.page-news .media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-head-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 300px);
    align-items: end;
  }

  .page-news .news-head-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .news-item {
    display: grid;
    grid-template-columns: 150px minmax(0, 1fr);
    column-gap: 20px;
    align-items: start;
  }

  .page-news .news-item .news-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding-top: 2px;
  }

  .page-news .news-item h3,
  .page-news .news-item__sum {
    grid-column: 2;
  }
}

@media (min-width: 760px) {
  .page-news .lead-card {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-news .update-panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: start;
  }

  .page-news .update-panel .media {
    grid-row: span 2;
    align-self: stretch;
  }

  .page-news .update-panel > .btn {
    grid-column: 2;
  }
}

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

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

  .page-news .news-rail {
    border-right: 1px solid var(--line-soft);
    padding-right: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .rail-index a,
  .page-news .rail-picks a,
  .page-news .topic-tab,
  .page-news .update-log li,
  .page-news h3 a {
    transition: none;
  }
}