.page-news {
  --news-line-soft: rgba(255, 255, 255, 0.14);
  --news-line-blue: rgba(30, 91, 255, 0.4);
  --news-line-dark: rgba(10, 14, 20, 0.2);
  --news-grade: rgba(255, 255, 255, 0.06);
  --news-grade-hover: rgba(255, 255, 255, 0.13);
  --news-slice: 8deg;

  background: var(--bg-deep);
  color: var(--text-primary);
}

/* ===== Hero ===== */

.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: 32px 0 60px;
  background:
    linear-gradient(115deg, rgba(10, 14, 20, 0.96) 0%, rgba(10, 14, 20, 0.76) 46%, rgba(30, 91, 255, 0.32) 100%),
    var(--bg-deep);
}

.page-news .news-hero::after {
  content: "";
  display: block;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-green), var(--accent-blue), var(--accent-orange));
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0.72;
}

.page-news .news-hero .container {
  position: relative;
  z-index: 2;
}

.page-news .news-hero .breadcrumb {
  margin-bottom: 24px;
}

.page-news .news-hero .breadcrumb-item a {
  color: var(--text-secondary);
  text-decoration: none;
}

.page-news .news-hero .breadcrumb-item a:hover {
  color: var(--accent-green);
}

.page-news .news-hero .breadcrumb-item[aria-current="page"] {
  color: var(--text-primary);
}

.page-news .news-hero-grid {
  display: grid;
  gap: 26px;
  margin-top: 30px;
  align-items: center;
}

.page-news .news-hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-green);
  background: var(--accent-green-soft);
  border: 1px solid rgba(0, 230, 138, 0.32);
  border-radius: var(--radius-s);
  padding: 6px 12px;
  margin-bottom: 18px;
}

.page-news .news-hero h1 {
  font-family: var(--font-title);
  font-size: clamp(1.9rem, 6vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: 0.01em;
  margin: 0 0 18px;
  max-width: 18em;
}

.page-news .news-hero-lead {
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.85;
  max-width: 56ch;
  margin-bottom: 24px;
}

.page-news .news-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-hero-pill {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  background: var(--bg-glass);
  border: 1px solid var(--news-line-soft);
  border-radius: var(--radius-s);
  padding: 8px 12px;
  font-size: 13px;
  color: var(--text-secondary);
}

.page-news .news-hero-pill strong {
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--text-primary);
}

.page-news .news-hero-visual {
  margin: 0;
  position: relative;
  overflow: hidden;
  border-radius: 0 var(--radius-l) var(--radius-l) 0;
  border: 1px solid var(--news-line-soft);
  box-shadow: var(--shadow-card);
  background: var(--bg-glass);
  transform: skewY(-1.2deg);
  transform-origin: top left;
}

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

/* ===== Latest ===== */

.page-news .news-latest {
  padding: 64px 0 72px;
}

.page-news .news-block-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 36px;
}

.page-news .news-block-head .section-heading {
  margin-bottom: 0;
}

.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-news .news-filter-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}

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

.page-news .news-board {
  display: grid;
  gap: 22px;
}

.page-news .news-doc {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
}

.page-news .news-doc-rail {
  position: relative;
  display: flex;
  justify-content: center;
}

.page-news .news-doc-rail::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  transform: translateX(-50%);
  background: repeating-linear-gradient(
    to bottom,
    transparent 0 4px,
    var(--news-line-blue) 4px 9px
  );
}

.page-news .news-doc:last-child .news-doc-rail::before {
  background: linear-gradient(
    to bottom,
    var(--news-line-blue) 0%,
    var(--news-line-blue) 60%,
    transparent 100%
  );
}

.page-news .news-doc-tick {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 46px;
  padding: 4px 6px;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--accent-green);
  background: var(--bg-deep);
  border: 1px solid var(--news-line-soft);
  border-radius: var(--radius-s);
  transform: skewX(-8deg);
  text-align: center;
  box-shadow: 0 0 0 4px rgba(0, 230, 138, 0.06);
}

.page-news .news-doc-card {
  border-radius: var(--radius-l);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: var(--news-grade);
  padding: 16px 16px 18px;
  transition:
    border-color var(--transition),
    background var(--transition);
}

.page-news .news-doc-card:hover {
  background: var(--news-grade-hover);
  border-color: rgba(255, 255, 255, 0.26);
}

.page-news .news-doc-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.page-news .news-doc-card h3 {
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 1.35rem;
  line-height: 1.25;
  margin: 0 0 10px;
}

.page-news .news-doc-card > p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-secondary);
  margin: 0;
}

.page-news .news-expand {
  margin-top: 12px;
}

.page-news .news-expand summary {
  cursor: pointer;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent-green);
}

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

.page-news .news-expand summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
  color: var(--accent-green);
}

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

.page-news .news-expand-body {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--news-line-soft);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.86);
}

.page-news .news-expand-body p {
  margin: 0;
}

/* ===== Journal ===== */

.page-news .news-journal {
  background: var(--bg-surface);
  color: var(--text-on-surface);
  padding: 64px 0;
}

.page-news .news-journal .section-kicker {
  color: var(--accent-blue);
}

.page-news .news-journal .section-title {
  color: var(--text-on-surface);
}

.page-news .news-journal .section-subtitle {
  color: var(--text-on-surface-soft);
}

.page-news .journal-visual {
  margin: 30px 0 8px;
  border-radius: var(--radius-l);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(10, 14, 20, 0.08);
}

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

.page-news .journal-timeline {
  position: relative;
  margin-top: 48px;
}

.page-news .journal-timeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 35px;
  border-left: 2px dashed var(--news-line-dark);
}

.page-news .journal-item {
  position: relative;
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 16px;
  padding-bottom: 34px;
}

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

.page-news .journal-node {
  position: relative;
  z-index: 1;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-surface);
  border: 2px solid var(--accent-blue);
  border-radius: 4px;
  transform: rotate(45deg);
  transition:
    border-color var(--transition),
    background var(--transition);
}

.page-news .journal-node:hover {
  background: var(--accent-blue-soft);
  border-color: var(--accent-blue);
}

.page-news .journal-node span {
  transform: rotate(-45deg);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--accent-blue);
  white-space: nowrap;
}

.page-news .journal-card {
  background: #ffffff;
  border: 1px solid rgba(10, 14, 20, 0.08);
  border-radius: var(--radius-l);
  padding: 18px;
  box-shadow: 0 4px 18px rgba(10, 14, 20, 0.06);
}

.page-news .journal-card .tag {
  background: rgba(30, 91, 255, 0.1);
  color: var(--accent-blue);
  border: 1px solid rgba(30, 91, 255, 0.24);
}

.page-news .journal-marker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-blue);
  margin: 0 0 8px;
}

.page-news .journal-card h3 {
  font-family: var(--font-title);
  font-size: 1.25rem;
  line-height: 1.3;
  margin: 0 0 8px;
  color: var(--text-on-surface);
}

.page-news .journal-card p:last-child {
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-on-surface-soft);
  margin: 0;
}

/* ===== Series ===== */

.page-news .news-series {
  padding: 64px 0 76px;
  background:
    linear-gradient(160deg, var(--bg-deep) 0%, rgba(10, 14, 20, 0.94) 58%, rgba(30, 91, 255, 0.1) 100%);
}

.page-news .series-grid {
  display: grid;
  gap: 20px;
  margin-top: 36px;
}

.page-news .series-card {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg-glass);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius-l);
  text-decoration: none;
  transition:
    border-color var(--transition),
    background var(--transition),
    transform var(--transition);
}

.page-news .series-card:hover {
  background: var(--bg-glass-strong);
  border-color: rgba(255, 255, 255, 0.32);
  transform: translateY(-4px);
}

.page-news .series-card-media {
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background: var(--bg-glass);
}

.page-news .series-card-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.page-news .series-card:hover .series-card-media img {
  transform: scale(1.03);
}

.page-news .series-card-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px;
  flex: 1;
}

.page-news .series-card-body h3 {
  font-family: var(--font-title);
  font-size: 1.3rem;
  line-height: 1.25;
  margin: 0;
  color: var(--text-primary);
}

.page-news .series-card-body p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
}

.page-news .series-footnote {
  margin: 28px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-secondary);
}

.page-news .series-footnote a {
  color: var(--accent-green);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 230, 138, 0.4);
}

.page-news .series-footnote a:hover {
  border-bottom-color: var(--accent-green);
}

/* ===== 响应式 ===== */

@media (min-width: 620px) {
  .page-news .news-doc {
    grid-template-columns: 56px 1fr;
    gap: 18px;
  }

  .page-news .news-doc-tick {
    font-size: 14px;
    min-width: 52px;
  }

  .page-news .journal-item {
    grid-template-columns: 88px 1fr;
  }

  .page-news .journal-timeline::before {
    left: 43px;
  }

  .page-news .journal-node {
    width: 62px;
    height: 62px;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
  }

  .page-news .news-latest {
    padding: 80px 0 88px;
  }

  .page-news .news-doc {
    grid-template-columns: 64px 1fr;
    gap: 24px;
  }

  .page-news .news-journal {
    padding: 88px 0;
  }

  .page-news .journal-timeline::before {
    left: 50%;
    border-left: 2px dashed var(--news-line-dark);
    transform: translateX(-1px);
  }

  .page-news .journal-item {
    grid-template-columns: 1fr 72px 1fr;
    gap: 28px;
    padding-bottom: 44px;
  }

  .page-news .journal-node {
    grid-column: 2;
    justify-self: center;
    align-self: start;
    margin-top: 10px;
  }

  .page-news .journal-card {
    grid-column: 1;
    grid-row: 1;
  }

  .page-news .journal-item:nth-child(even) .journal-card {
    grid-column: 3;
  }

  .page-news .series-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .page-news .news-series {
    padding: 88px 0 96px;
  }
}