.page-news {
  --news-gap: clamp(1.25rem, 3vw, 2rem);
  --news-line: rgba(34, 48, 90, 0.85);
  color: var(--text);
  padding-bottom: clamp(3rem, 8vw, 5rem);
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumb {
  margin-top: clamp(1rem, 3vw, 1.75rem);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: clamp(1.5rem, 5vw, 3rem) 0 clamp(1.75rem, 4vw, 2.75rem);
  border-bottom: 1px solid var(--rule);
  overflow: hidden;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  top: -46%;
  right: -12%;
  width: min(520px, 90vw);
  height: min(520px, 90vw);
  border-radius: 50%;
  background:
    radial-gradient(circle at 40% 45%, rgba(123, 92, 255, 0.30), rgba(242, 183, 74, 0.10) 48%, transparent 72%);
  pointer-events: none;
}

.page-news .news-hero > * {
  position: relative;
  z-index: 1;
}

.page-news .news-hero__note {
  display: none;
}

.page-news .news-hero__coord {
  color: var(--data);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 1rem;
}

.page-news .news-hero__title {
  margin: 0 0 1.25rem;
  max-width: 20ch;
  font-family: var(--font-cn);
  font-weight: 900;
  font-size: clamp(2rem, 6vw, 3.5rem);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--ice);
}

.page-news .news-hero__lead {
  margin: 0 0 1.75rem;
  max-width: 62ch;
  font-size: clamp(1rem, 1.6vw, 1.0625rem);
  line-height: 1.85;
  color: var(--text);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 2.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.875rem;
  color: var(--muted);
}

.page-news .news-hero__meta .mono-meta {
  color: var(--gold);
  margin-right: 0.4rem;
}

/* ---------- 置顶批次公告 ---------- */
.page-news .news-pinned {
  position: relative;
  display: grid;
  gap: var(--news-gap);
  margin: clamp(2rem, 5vw, 3rem) 0;
  padding: clamp(1rem, 2.5vw, 1.5rem);
  background: linear-gradient(140deg, rgba(13, 21, 48, 0.96), rgba(6, 10, 27, 0.92));
  border: 1px solid rgba(242, 183, 74, 0.34);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  box-shadow: 0 26px 64px -48px rgba(242, 183, 74, 0.65);
  overflow: hidden;
}

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

.page-news .news-pinned__body {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.page-news .news-pinned__body h2 {
  margin: 0;
  font-family: var(--font-cn);
  font-size: clamp(1.375rem, 3.4vw, 1.875rem);
  font-weight: 900;
  line-height: 1.32;
  color: var(--ice);
}

.page-news .news-pinned__body p {
  margin: 0;
  font-size: 0.9688rem;
  line-height: 1.85;
  color: var(--text);
}

.page-news .news-pinned__cta {
  align-self: flex-start;
  margin-top: 0.5rem;
}

/* ---------- 主体两栏 ---------- */
.page-news .news-body {
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
}

.page-news .news-rail {
  display: none;
}

.page-news .news-rail__scale {
  color: var(--data);
  margin: 0 0 1.25rem;
}

.page-news .news-rail__list {
  margin: 0 0 1.25rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.35rem;
}

.page-news .news-rail__list .rail__link {
  display: block;
  padding: 0.35rem 0 0.35rem 0.75rem;
  border-left: 2px solid transparent;
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.12s var(--ease), border-color 0.12s var(--ease);
}

.page-news .news-rail__list .rail__link:hover {
  color: var(--ice);
}

.page-news .news-rail__list .rail__link[data-active] {
  color: var(--gold);
  border-left-color: var(--gold);
}

.page-news .news-rail__hint {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
  opacity: 0.75;
}

/* ---------- 章节 ---------- */
.page-news .news-section {
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
}

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

/* ---------- 筛选 ---------- */
.page-news .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.25rem 0 1.75rem;
}

.page-news .chip {
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: rgba(13, 21, 48, 0.65);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: color 0.12s var(--ease), border-color 0.12s var(--ease), background 0.12s var(--ease);
}

.page-news .chip:hover {
  color: var(--ice);
  border-color: rgba(123, 92, 255, 0.55);
}

.page-news .chip[aria-pressed="true"] {
  color: var(--ink);
  background: var(--gold);
  border-color: var(--gold);
}

/* ---------- 条目流 ---------- */
.page-news .news-list {
  column-gap: clamp(1.5rem, 3vw, 2.5rem);
}

.page-news .news-item {
  break-inside: avoid;
  -webkit-column-break-inside: avoid;
  page-break-inside: avoid;
  margin: 0 0 clamp(1.25rem, 2.5vw, 1.75rem);
  padding: 1.125rem 1.125rem 1.25rem;
  background: rgba(13, 21, 48, 0.62);
  border: 1px solid var(--rule);
  border-top: 1px solid rgba(217, 242, 255, 0.14);
  border-radius: var(--radius);
  transition: border-color 0.15s var(--ease), background 0.15s var(--ease);
}

.page-news .news-item:hover {
  border-color: rgba(123, 92, 255, 0.5);
  background: rgba(13, 21, 48, 0.88);
}

.page-news .news-item__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.625rem;
}

.page-news .news-item__cat {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--ice);
}

.page-news .news-item__cat::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--muted);
  flex: none;
}

.page-news .news-item__cat--ver::before { background: var(--gold); }
.page-news .news-item__cat--case::before { background: var(--data); }
.page-news .news-item__cat--how::before { background: var(--violet); }
.page-news .news-item__cat--view::before { background: var(--ice); }

.page-news .news-item__figure {
  margin: 0 0 0.875rem;
}

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

.page-news .news-item__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-cn);
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ice);
}

.page-news .news-item__lead {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .news-item__detail {
  margin-top: 0.75rem;
  padding-top: 0.625rem;
  border-top: 1px dashed var(--news-line);
}

.page-news .news-item__summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--data);
}

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

.page-news .news-item__summary::after {
  content: " +";
}

.page-news .news-item__detail[open] .news-item__summary::after {
  content: " −";
}

.page-news .news-item__detail p {
  margin: 0.625rem 0 0;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--text);
}

/* ---------- 四类栏目 ---------- */
.page-news .news-columns {
  display: grid;
  gap: 1px;
  margin-top: 1.5rem;
  background: var(--rule);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-news .news-column {
  padding: clamp(1.125rem, 2.5vw, 1.5rem);
  background: rgba(13, 21, 48, 0.72);
}

.page-news .news-column__title {
  margin: 0 0 0.5rem;
  padding-left: 0.875rem;
  position: relative;
  font-family: var(--font-cn);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--ice);
}

.page-news .news-column__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 8px;
  height: 2px;
  background: var(--muted);
}

.page-news .news-column__title--ver::before { background: var(--gold); }
.page-news .news-column__title--case::before { background: var(--data); }
.page-news .news-column__title--how::before { background: var(--violet); }
.page-news .news-column__title--view::before { background: var(--ice); }

.page-news .news-column__who {
  margin: 0 0 0.625rem;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--data);
}

.page-news .news-column__desc {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  display: grid;
  gap: var(--news-gap);
  margin-top: 1.5rem;
  padding: clamp(1rem, 2.5vw, 1.5rem);
  background: rgba(13, 21, 48, 0.58);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
}

.page-news .news-series:first-of-type {
  margin-top: 1.75rem;
}

.page-news .news-series__figure {
  margin: 0;
}

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

.page-news .news-series__body {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.page-news .news-series__title {
  margin: 0;
  font-family: var(--font-cn);
  font-size: clamp(1.25rem, 2.6vw, 1.625rem);
  font-weight: 900;
  line-height: 1.3;
  color: var(--ice);
}

.page-news .news-series__body p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--text);
}

.page-news .news-series__body .btn {
  align-self: flex-start;
  margin-top: 0.25rem;
}

/* ---------- 回访节奏 ---------- */
.page-news .news-cadence {
  display: grid;
  gap: 1px;
  margin: 1.5rem 0 1.25rem;
  background: var(--rule);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.page-news .news-cadence__cell {
  padding: clamp(1.125rem, 2.5vw, 1.5rem);
  background: rgba(6, 10, 27, 0.88);
}

.page-news .news-cadence__k {
  margin: 0 0 0.5rem;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-news .news-cadence__v {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--text);
}

.page-news .news-cadence__tip {
  margin: 0;
  padding-left: 1rem;
  border-left: 2px solid var(--violet);
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--muted);
}

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

@media (min-width: 768px) {
  .page-news .news-list {
    columns: 2;
  }
}

@media (min-width: 900px) {
  .page-news .news-pinned {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-news .news-series--feature {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: center;
  }

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

@media (min-width: 1024px) {
  .page-news .news-body {
    display: grid;
    grid-template-columns: 168px minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.5rem);
    align-items: start;
  }

  .page-news .news-rail {
    display: block;
    position: sticky;
    top: 8rem;
    padding-left: 0.25rem;
    border-left: 1px solid var(--rule);
  }

  .page-news .news-columns {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1200px) {
  .page-news .news-hero__note {
    display: block;
    position: absolute;
    right: 0;
    top: clamp(1.5rem, 5vw, 3rem);
    color: var(--rule);
    letter-spacing: 0.3em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .chip,
  .page-news .news-rail__list .rail__link {
    transition: none;
  }
}