/* 文章中心 / news 页面专属样式 */
.page-news {
  background: var(--c-bg);
  color: var(--c-white);
  padding: 0 0 var(--space-12);
}

.page-news .site-breadcrumb {
  padding: var(--space-5) 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}
.page-news .site-breadcrumb a {
  color: var(--c-gray);
  text-decoration: none;
}
.page-news .site-breadcrumb a:hover {
  color: var(--c-neon);
}

.page-news .news-heading {
  padding: 2.5rem 0 2rem;
  position: relative;
  border-bottom: 3px solid var(--c-neon);
  margin-bottom: 2rem;
}
.page-news .news-heading::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -3px;
  height: 3px;
  width: 42%;
  background: var(--c-orange);
}
.page-news .news-heading__topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.page-news .news-heading__status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--c-gray);
  text-transform: uppercase;
}
.page-news .news-heading__pulse {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--c-neon);
  animation: pulse-beibo 2s ease-in-out infinite;
}
@keyframes pulse-beibo {
  0% { box-shadow: 0 0 0 0 rgba(100, 255, 218, 0.55); }
  70% { box-shadow: 0 0 0 8px rgba(100, 255, 218, 0); }
  100% { box-shadow: 0 0 0 0 rgba(100, 255, 218, 0); }
}
.page-news .news-heading h1 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 6vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
}
.page-news .news-heading__lead {
  max-width: 58ch;
  margin: 1rem 0 0;
  color: var(--c-gray);
  font-size: 1rem;
  line-height: 1.75;
}

.page-news .news-topicbar {
  margin: 0 0 2.5rem;
}
.page-news .news-topicbar__row {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  scrollbar-width: thin;
  scrollbar-color: var(--c-neon) var(--c-line);
}
.page-news .news-topicbar__row::-webkit-scrollbar {
  height: 4px;
}
.page-news .news-topicbar__row::-webkit-scrollbar-track {
  background: var(--c-line);
}
.page-news .news-topicbar__row::-webkit-scrollbar-thumb {
  background: var(--c-neon);
}
.page-news .news-topicbar__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.2rem 0.8rem;
  min-width: 216px;
  padding: 0.9rem 1.1rem;
  background: var(--c-bg-alt);
  border: var(--border-w) solid var(--c-line);
  box-shadow: var(--shadow);
  text-decoration: none;
  color: var(--c-white);
  transition: border-color 0.18s ease, transform 0.18s ease;
}
.page-news .news-topicbar__item:hover,
.page-news .news-topicbar__item:focus-visible {
  border-color: var(--c-neon);
  transform: translateY(-2px);
}
.page-news .news-topicbar__no {
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--c-neon);
  padding-top: 0.15rem;
}
.page-news .news-topicbar__name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.2;
}
.page-news .news-topicbar__hint {
  font-size: 0.78rem;
  color: var(--c-gray);
}
.page-news .news-topicbar__item.is-active {
  border-color: var(--c-neon);
  border-bottom-color: var(--c-orange);
}

.page-news .news-latest {
  padding-top: 2.5rem;
  border-top: var(--border-w) solid var(--c-line);
  background-image:
    linear-gradient(rgba(100, 255, 218, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(100, 255, 218, 0.035) 1px, transparent 1px);
  background-size: 22px 22px;
}
.page-news .news-latest__head {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-bottom: 1.75rem;
}
@media (min-width: 768px) {
  .page-news .news-latest__head {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
}
.page-news .news-latest__head h2 {
  margin: 0.5rem 0 0;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.1;
}
.page-news .news-latest__head p {
  margin: 0;
  max-width: 34ch;
  color: var(--c-gray);
  font-size: 0.9rem;
  line-height: 1.55;
}
.page-news .news-latest__grid {
  display: grid;
  gap: 1.5rem;
}
@media (min-width: 1024px) {
  .page-news .news-latest__grid {
    grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
    align-items: start;
  }
}

.page-news .news-lead {
  display: grid;
  background: var(--c-bg-alt);
  border: var(--border-w) solid var(--c-line);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.page-news .news-lead__media {
  position: relative;
  min-height: 210px;
}
.page-news .news-lead__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-news .news-lead__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(2, 12, 27, 0) 55%, rgba(2, 12, 27, 0.68));
}
.page-news .news-lead__badge {
  position: absolute;
  top: 0.9rem;
  left: 0.9rem;
  z-index: 2;
}
.page-news .news-lead__body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
.page-news .news-lead__meta {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}
.page-news .news-lead__time,
.page-news .news-rail__time {
  font-family: var(--font-mono);
  font-style: italic;
  font-size: 0.76rem;
  color: var(--c-orange);
  letter-spacing: 0.02em;
}
.page-news .news-lead h3 {
  margin: 0;
  font-size: 1.35rem;
  line-height: 1.3;
}
.page-news .news-lead p {
  margin: 0;
  color: var(--c-gray);
  font-size: 0.92rem;
  line-height: 1.7;
}
.page-news .news-lead__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin: 0.3rem 0 0;
  padding: 0.9rem 0 0;
  border-top: 1px dashed var(--c-line);
  list-style: none;
}
.page-news .news-lead__stats div {
  display: flex;
  flex-direction: column;
}
.page-news .news-lead__stats dt {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--c-neon);
}
.page-news .news-lead__stats dd {
  margin: 0.15rem 0 0;
  font-size: 0.75rem;
  color: var(--c-gray);
}
.page-news .news-lead .site-btn {
  align-self: flex-start;
  margin-top: 0.35rem;
}
@media (min-width: 768px) {
  .page-news .news-lead {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  }
  .page-news .news-lead__media {
    min-height: 100%;
  }
}

.page-news .news-rail {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.page-news .news-rail__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.55rem;
  border-bottom: var(--border-w) solid var(--c-line);
}
.page-news .news-rail__bar h3 {
  margin: 0;
  font-size: 1.05rem;
}
.page-news .news-rail__count {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--c-neon);
}
.page-news .news-rail__item {
  background: var(--c-bg-alt);
  border: var(--border-w) solid var(--c-line);
  border-left-width: 4px;
  border-left-color: var(--c-neon);
  box-shadow: var(--shadow);
  transition: border-color 0.18s ease;
}
.page-news .news-rail__item[open],
.page-news .news-rail__item:target {
  border-color: var(--c-neon);
}
.page-news .news-rail__item summary {
  display: block;
  cursor: pointer;
  padding: 1rem 1.15rem 0.8rem;
}
.page-news .news-rail__item summary::-webkit-details-marker {
  display: none;
}
.page-news .news-rail__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}
.page-news .news-rail__meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-width: 0;
}
.page-news .news-rail__arrow {
  color: var(--c-gray);
  transition: transform 0.25s ease, color 0.25s ease;
}
.page-news .news-rail__item[open] .news-rail__arrow {
  transform: rotate(90deg);
  color: var(--c-neon);
}
.page-news .news-rail__item h4 {
  margin: 0.65rem 0 0;
  font-size: 1rem;
  line-height: 1.4;
}
.page-news .news-rail__expand {
  margin: 0.45rem 1.15rem 1rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--c-line);
}
.page-news .news-rail__expand p {
  margin: 0 0 0.6rem;
  color: var(--c-gray);
  font-size: 0.86rem;
  line-height: 1.6;
}
.page-news .news-rail__expand a {
  display: inline-block;
  color: var(--c-neon);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-decoration: none;
  border-bottom: 1px solid var(--c-neon);
  transition: background-color 0.2s ease;
}
.page-news .news-rail__expand a:hover {
  background: rgba(100, 255, 218, 0.12);
}

.page-news .news-tune {
  display: grid;
  gap: 1.5rem;
  margin-top: 2.5rem;
  padding: 1.75rem;
  background:
    linear-gradient(135deg, rgba(100, 255, 218, 0.07), transparent 46%),
    var(--c-bg-deep);
  border: 2px dashed var(--c-line);
  position: relative;
}
.page-news .news-tune::before {
  content: "SIGNAL FEED";
  position: absolute;
  top: -0.7rem;
  left: 1.4rem;
  padding: 0 0.5rem;
  background: var(--c-bg-deep);
  color: var(--c-neon);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
}
@media (min-width: 860px) {
  .page-news .news-tune {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: center;
    padding: 2rem 2.5rem;
  }
}
.page-news .news-tune__content h2 {
  margin: 0.65rem 0 0.8rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
}
.page-news .news-tune__content p {
  margin: 0;
  color: var(--c-gray);
  line-height: 1.7;
  font-size: 0.95rem;
  max-width: 48ch;
}
.page-news .news-tune__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}
.page-news .news-tune__visual {
  margin: 0;
}
.page-news .news-tune__visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: var(--border-w) solid var(--c-line);
  box-shadow: var(--shadow);
}

.page-news .news-editorial {
  display: grid;
  margin-top: 2.5rem;
  background: var(--c-bg-deep);
  border: var(--border-w) solid var(--c-line);
  overflow: hidden;
}
.page-news .news-editorial__media {
  min-height: 220px;
  position: relative;
}
.page-news .news-editorial__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-news .news-editorial__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(2, 12, 27, 0.25), rgba(2, 12, 27, 0.72));
}
.page-news .news-editorial__content {
  position: relative;
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.page-news .news-editorial__content h2 {
  margin: 0;
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  line-height: 1.15;
}
.page-news .news-editorial__content p {
  margin: 0;
  color: var(--c-gray);
  line-height: 1.7;
  font-size: 0.95rem;
}
.page-news .news-editorial__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.page-news .news-editorial__tags span {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--c-neon);
  border: 1px solid var(--c-line);
  background: var(--c-bg-alt);
  padding: 0.3rem 0.6rem;
}
@media (min-width: 768px) {
  .page-news .news-editorial {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  }
}

.page-news .news-bank {
  display: grid;
  gap: 1.75rem;
  margin-top: 2.5rem;
  padding: 2rem 1.75rem;
  background: var(--c-bg-alt);
  border: var(--border-w) solid var(--c-line);
  box-shadow: var(--shadow);
}
.page-news .news-bank__content h2 {
  margin: 0.65rem 0 0.8rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.2;
}
.page-news .news-bank__content p {
  margin: 0;
  color: var(--c-gray);
  line-height: 1.7;
  font-size: 0.95rem;
}
.page-news .news-bank__stats {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 1.75rem 2.5rem;
  margin: 1.25rem 0 0;
  padding: 0;
}
.page-news .news-bank__stats li {
  display: flex;
  flex-direction: column;
}
.page-news .news-bank__stats strong {
  font-family: var(--font-mono);
  font-size: 1.7rem;
  color: var(--c-neon);
  line-height: 1;
}
.page-news .news-bank__stats span {
  margin-top: 0.4rem;
  font-size: 0.78rem;
  color: var(--c-gray);
}
.page-news .news-bank__visual {
  margin: 0;
}
.page-news .news-bank__visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: var(--border-w) solid var(--c-line);
}
.page-news .news-bank .site-btn {
  margin-top: 1.25rem;
}
@media (min-width: 900px) {
  .page-news .news-bank {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
  }
}

.page-news a:focus-visible,
.page-news summary:focus-visible {
  outline: 3px solid var(--c-orange);
  outline-offset: 2px;
}