.page-news {
  --news-line: rgba(42, 64, 88, .9);
  --news-panel: rgba(18, 38, 58, .72);
  --news-radius: 16px;
  --news-gap: clamp(16px, 2.4vw, 28px);
  color: var(--text);
  font-family: var(--font-body);
  padding-bottom: clamp(40px, 7vw, 90px);
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumbs {
  padding-top: clamp(18px, 3vw, 30px);
}

.page-news .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--text-2);
}

.page-news .breadcrumbs__link {
  color: var(--text-2);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.page-news .breadcrumbs__link:hover,
.page-news .breadcrumbs__link:focus-visible {
  color: var(--electric);
  border-bottom-color: var(--electric);
}

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

/* ---------- 首屏主题声明 ---------- */
.page-news .news-masthead {
  padding: clamp(24px, 5vw, 56px) 0 clamp(14px, 2vw, 24px);
}

.page-news .news-masthead__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 4vw, 48px);
}

.page-news .news-masthead__rail {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-news .news-masthead__rail .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gold);
}

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

.page-news .news-facts__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px dashed rgba(42, 64, 88, .7);
}

.page-news .news-facts__key {
  font-size: 13px;
  color: var(--text-2);
  letter-spacing: .04em;
}

.page-news .news-facts__val {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--celadon);
}

.page-news .news-masthead__main h1 {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(30px, 6vw, 58px);
  line-height: 1.16;
  letter-spacing: -.015em;
  max-width: 24ch;
}

.page-news .news-masthead__sub {
  margin: clamp(16px, 2.2vw, 22px) 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--text-2);
}

.page-news .news-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-jump a {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--text-2);
  text-decoration: none;
  transition: color .18s ease, border-color .18s ease, background-color .18s ease;
}

.page-news .news-jump a:hover,
.page-news .news-jump a:focus-visible {
  color: var(--ink);
  background: var(--electric);
  border-color: var(--electric);
}

/* ---------- 分节头统一节奏 ---------- */
.page-news .section {
  padding-top: clamp(38px, 6vw, 78px);
}

.page-news .section__head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(20px, 3vw, 34px);
  padding-bottom: clamp(14px, 2vw, 20px);
  border-bottom: 1px solid var(--line);
}

.page-news .section__head .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-news .section__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.24;
}

.page-news .section__note {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-2);
}

/* ---------- 顶部横幅图 ---------- */
.page-news .news-banner {
  margin: 0 0 clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-2);
}

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

/* ---------- 主题筛选 ---------- */
.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(20px, 3vw, 30px);
  padding-bottom: clamp(14px, 2vw, 20px);
  border-bottom: 1px solid var(--line);
}

.page-news .filter-btn {
  padding: 8px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--text-2);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  cursor: pointer;
  transition: color .18s ease, border-color .18s ease, background-color .18s ease;
}

.page-news .filter-btn:hover {
  color: var(--text);
  border-color: var(--steel);
}

.page-news .filter-btn.is-active,
.page-news .filter-btn[aria-pressed="true"] {
  color: var(--ink);
  background: var(--electric);
  border-color: var(--electric);
}

/* ---------- 更新条目列表 ---------- */
.page-news .news-timeline {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-timeline::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--gold) 0%, var(--line) 26%, var(--line) 100%);
  opacity: .6;
}

.page-news .news-entry {
  position: relative;
  padding: 0 0 clamp(22px, 3vw, 32px) 48px;
}

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

.page-news .news-entry__index {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 31px;
  height: 31px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--ink);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--gold-lite);
}

.page-news .news-entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.page-news .news-entry__time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--text-2);
}

.page-news .news-entry__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(17px, 1.8vw, 21px);
  line-height: 1.5;
  color: var(--text);
}

.page-news .news-entry__sum {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-2);
}

/* ---------- 专题合辑 ---------- */
.page-news .news-topics {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
}

.page-news .news-topics__art {
  margin: 0;
  min-height: 200px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-2);
}

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

.page-news .news-topics__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 20px);
}

.page-news .topic-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(16px, 2.2vw, 22px);
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  background: linear-gradient(158deg, rgba(30, 58, 95, .58) 0%, rgba(18, 38, 58, .88) 100%);
  transition: transform .2s ease, border-color .2s ease;
}

.page-news .topic-card:hover {
  transform: translateY(-2px);
  border-color: var(--steel);
}

.page-news .topic-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-news .topic-card__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--text-2);
}

.page-news .topic-card__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.45;
}

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

.page-news .topic-card__link {
  margin-top: auto;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--electric);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  align-self: flex-start;
  transition: border-color .18s ease;
}

.page-news .topic-card__link:hover,
.page-news .topic-card__link:focus-visible {
  border-bottom-color: var(--electric);
}

/* ---------- 栏目更新节奏 ---------- */
.page-news .news-cadence {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 36px);
}

.page-news .news-cadence__lede {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
  align-content: start;
}

.page-news .news-cadence__art {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  overflow: hidden;
  background: var(--ink-2);
}

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

.page-news .news-cadence__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-2);
}

.page-news .news-cadence__more {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .18s ease;
}

.page-news .news-cadence__more:hover,
.page-news .news-cadence__more:focus-visible {
  border-bottom-color: var(--gold);
}

.page-news .news-cadence__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  background: var(--line);
  overflow: hidden;
}

.page-news .news-cadence__list li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 16px;
  background: var(--ink-2);
  font-size: 14px;
  color: var(--text);
}

.page-news .news-cadence__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--text-2);
}

/* ---------- 推荐阅读路径 ---------- */
.page-news .news-path__art {
  margin: 0 0 clamp(20px, 3vw, 30px);
  max-width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-2);
}

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

.page-news .news-path {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 20px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-path__step {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(18px, 2.4vw, 24px);
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  background: var(--news-panel);
}

.page-news .news-path__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--gold-lite);
}

.page-news .news-path__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.42;
}

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

.page-news .news-path__link {
  margin-top: auto;
  padding-top: 6px;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--electric);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .18s ease;
}

.page-news .news-path__link:hover,
.page-news .news-path__link:focus-visible {
  border-bottom-color: var(--electric);
}

/* ---------- 订阅与咨询 ---------- */
.page-news .news-contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 34px);
  padding: clamp(22px, 4vw, 42px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(212, 162, 76, .17) 0%, rgba(212, 162, 76, 0) 62%),
    linear-gradient(150deg, rgba(30, 58, 95, .55) 0%, rgba(11, 27, 43, .92) 100%);
}

.page-news .news-contact__main .eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-news .news-contact__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.3;
}

.page-news .news-contact__text {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-2);
}

.page-news .news-contact__side {
  display: grid;
  gap: 8px;
  align-content: start;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-news .news-contact__label {
  margin: 0;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--text-2);
}

.page-news .news-contact__mail {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.8vw, 19px);
  letter-spacing: .02em;
  color: var(--gold-lite);
  word-break: break-all;
}

.page-news .news-contact__note {
  margin: 0 0 8px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-2);
}

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

/* ---------- 平板与桌面 ---------- */
@media (min-width: 640px) {
  .page-news .news-topics__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 700px) {
  .page-news .news-cadence__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-news .news-path {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-path__step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -12px;
    width: 8px;
    height: 8px;
    border-top: 1px solid var(--electric);
    border-right: 1px solid var(--electric);
    transform: translateY(-50%) rotate(45deg);
  }

  .page-news .news-path__art {
    max-width: 620px;
  }

  .page-news .news-entry__body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
    grid-template-areas:
      "meta meta"
      "title sum";
    gap: 6px clamp(24px, 4vw, 44px);
    align-items: start;
  }

  .page-news .news-entry__meta {
    grid-area: meta;
    margin-bottom: 4px;
  }

  .page-news .news-entry__title {
    grid-area: title;
  }

  .page-news .news-entry__sum {
    grid-area: sum;
    margin-top: 0;
  }
}

@media (min-width: 900px) {
  .page-news .news-masthead__grid {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    align-items: start;
  }

  .page-news .news-cadence {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-news .news-contact {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-news .news-contact__side {
    padding-top: 0;
    padding-left: clamp(18px, 3vw, 32px);
    border-top: 0;
    border-left: 1px solid var(--line);
  }
}

@media (min-width: 960px) {
  .page-news .news-topics {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: stretch;
  }

  .page-news .news-topics__art {
    min-height: 260px;
  }

  .page-news .news-topics__art img {
    height: 100%;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-news .topic-card,
  .page-news .news-jump a,
  .page-news .filter-btn,
  .page-news .breadcrumbs__link {
    transition: none;
  }

  .page-news .topic-card:hover {
    transform: none;
  }
}