.page-news {
  position: relative;
  overflow-x: hidden;
  background:
    radial-gradient(ellipse at 90% 0%, rgba(0, 229, 255, 0.12) 0%, transparent 45%),
    linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-2) 100%);
}

.page-news .section-kicker {
  color: var(--color-accent);
  letter-spacing: 0.14em;
  font-weight: 700;
}

.page-news__hero {
  padding: 40px 0 36px;
  position: relative;
  background-image: linear-gradient(135deg, rgba(21, 31, 69, 0.9) 0%, rgba(10, 14, 39, 0.2) 55%, transparent 100%);
  border-bottom: 1px solid var(--color-line);
}

.page-news__hero::after {
  content: "";
  position: absolute;
  top: 20px;
  right: 0;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(57, 255, 20, 0.18) 0%, transparent 65%);
  pointer-events: none;
}

.page-news__hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-top: 32px;
}

.page-news__hero-text h1 {
  margin: 8px 0 12px;
}

.page-news__hero-desc {
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text-dim);
  max-width: 600px;
}

.page-news__hero-stat {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.page-news__hero-stat .stat {
  background: rgba(14, 22, 54, 0.7);
  border: 1px solid var(--color-line);
  border-radius: 10px;
  padding: 16px 18px;
}

.page-news__hero-stat .stat-value {
  font-size: 1.75rem;
  line-height: 1.2;
  color: var(--color-text);
  margin: 4px 0;
}

.page-news__hero-stat .stat-trend {
  font-size: 0.8125rem;
}

.page-news__updates {
  padding-top: 56px;
}

.page-news__updates-shell {
  position: relative;
}

.page-news__filter-input {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  pointer-events: none;
}

.page-news__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 32px 0;
}

.page-news__filter-btn {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border: 1px solid var(--color-line);
  border-radius: 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  color: var(--color-text-dim);
  background: var(--color-bg-2);
  cursor: pointer;
  transition: all var(--speed) var(--ease);
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

.page-news__filter-btn:hover {
  border-color: var(--color-cyan);
  color: var(--color-text);
}

.page-news__filter-input:checked + .page-news__filter-btn {
  background: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
  box-shadow: 0 0 18px rgba(57, 255, 20, 0.35);
}

.page-news__timeline {
  display: flex;
  flex-direction: column;
}

.page-news__timeline-item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 24px 0 28px 24px;
  border-bottom: 1px solid var(--color-line);
}

.page-news__timeline-item:last-child {
  border-bottom: none;
}

.page-news__timeline-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 28px;
  bottom: -1px;
  width: 2px;
  background: linear-gradient(180deg, var(--color-accent) 0%, var(--color-line) 40%, var(--color-line) 60%, transparent 100%);
}

.page-news__timeline-item::after {
  content: "";
  position: absolute;
  left: 0;
  top: 36px;
  width: 10px;
  height: 10px;
  transform: translateX(-50%) rotate(45deg);
  background: var(--color-bg);
  border: 2px solid var(--color-accent);
}

.page-news__timeline-img {
  max-width: 100%;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--color-line);
  position: relative;
}

.page-news__timeline-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.15) 0%, transparent 50%, rgba(57, 255, 20, 0.15) 100%);
  opacity: 0.5;
  pointer-events: none;
  transition: opacity var(--speed) var(--ease);
}

.page-news__timeline-item:hover .page-news__timeline-img::after {
  opacity: 1;
}

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

.page-news__timeline-body h3 {
  margin: 8px 0 8px;
  font-size: 1.25rem;
  line-height: 1.4;
  color: var(--color-text);
}

.page-news__timeline-body p {
  color: var(--color-text-dim);
  line-height: 1.6;
  font-size: 0.9375rem;
  margin: 0 0 12px;
}

.page-news__timeline-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.page-news__timeline-meta .chip,
.page-news__insight-card-top .chip {
  background: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
  font-weight: 700;
}

.page-news__timeline-time {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--color-accent);
}

.page-news__expand {
  margin-top: 14px;
}

.page-news__expand summary {
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-cyan);
  list-style: none;
}

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

.page-news__expand summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-accent);
  width: 16px;
  text-align: center;
  transition: transform var(--speed) var(--ease);
}

.page-news__expand[open] summary::before {
  content: "−";
}

.page-news__expand-body {
  margin-top: 14px;
  padding: 16px 20px;
  background: var(--color-bg-2);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 10px 10px 0;
}

.page-news__expand-body p {
  margin-bottom: 8px;
}

.page-news__expand-body p:last-child {
  margin-bottom: 0;
}

.page-news__expand-body a {
  color: var(--color-cyan);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-news__filter-input:checked ~ .page-news__timeline .page-news__timeline-item {
  display: flex;
}

#filter-product:checked ~ .page-news__timeline .page-news__timeline-item,
#filter-feature:checked ~ .page-news__timeline .page-news__timeline-item,
#filter-announce:checked ~ .page-news__timeline .page-news__timeline-item {
  display: none;
}

#filter-product:checked ~ .page-news__timeline .page-news__timeline-item[data-category="product"],
#filter-feature:checked ~ .page-news__timeline .page-news__timeline-item[data-category="feature"],
#filter-announce:checked ~ .page-news__timeline .page-news__timeline-item[data-category="announce"] {
  display: flex;
}

.page-news__insights {
  padding-top: 56px;
}

.page-news__insights-grid {
  gap: 24px;
  margin-top: 32px;
}

.page-news__insight-card {
  position: relative;
  background: linear-gradient(145deg, rgba(21, 31, 69, 0.85) 0%, rgba(14, 22, 54, 0.92) 100%);
  border: 1px solid var(--color-line);
  border-radius: 14px;
  padding: 32px 28px;
  overflow: hidden;
  transition: border-color var(--speed) var(--ease), transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}

.page-news__insight-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 24px;
  width: 44px;
  height: 5px;
  background: var(--color-accent);
  transform: skewX(-30deg);
}

.page-news__insight-card::after {
  content: "";
  position: absolute;
  top: 12px;
  right: 12px;
  width: 50px;
  height: 50px;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.18) 0%, transparent 70%);
  pointer-events: none;
}

.page-news__insight-card:hover {
  border-color: rgba(57, 255, 20, 0.4);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
  transform: translateY(-4px);
}

.page-news__insight-card h3 {
  margin: 20px 0 10px;
  font-size: 1.15rem;
  line-height: 1.45;
  color: var(--color-text);
}

.page-news__insight-card p {
  color: var(--color-text-dim);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin: 0 0 20px;
}

.page-news__insight-card-top {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-news__insight-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news__insight-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  padding: 4px 10px;
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.2);
  color: var(--color-cyan);
  border-radius: 4px;
}

.page-news__fav {
  padding-top: 56px;
  padding-bottom: 20px;
}

.page-news__fav-panel {
  position: relative;
  padding: 48px 32px;
  background:
    linear-gradient(135deg, rgba(57, 255, 20, 0.08) 0%, transparent 35%),
    radial-gradient(ellipse at 80% 20%, rgba(0, 229, 255, 0.12) 0%, transparent 50%),
    var(--color-bg-2);
  border: 1px solid var(--color-line);
  border-radius: 18px;
  overflow: hidden;
}

.page-news__fav-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
}

.page-news__fav-content h2 {
  margin: 10px 0 16px;
  font-size: 1.75rem;
  line-height: 1.3;
}

.page-news__fav-content p {
  color: var(--color-text-dim);
  line-height: 1.7;
  margin-bottom: 24px;
}

.page-news__fav-note {
  position: relative;
  z-index: 1;
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--color-line);
}

.page-news__fav-note p {
  font-size: 0.9375rem;
  color: var(--color-text-dim);
  line-height: 1.6;
}

.page-news__fav-note a {
  color: var(--color-cyan);
}

.page-news__fav-bg {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  pointer-events: none;
}

@media (min-width: 768px) {
  .page-news__hero {
    padding: 56px 0 48px;
  }

  .page-news__hero-grid {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: end;
  }

  .page-news__hero-stat {
    gap: 16px;
  }

  .page-news__timeline-item {
    flex-direction: row;
    align-items: flex-start;
    gap: 32px;
    padding: 40px 0 40px 28px;
  }

  .page-news__timeline-item::before {
    top: 48px;
  }

  .page-news__timeline-item::after {
    top: 56px;
  }

  .page-news__timeline-img {
    flex: 0 0 220px;
  }

  .page-news__timeline-body {
    flex: 1;
  }

  .page-news__insights-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-news__fav-panel {
    padding: 56px 48px;
  }
}

@media (min-width: 1024px) {
  .page-news__hero {
    padding: 72px 0 64px;
  }

  .page-news__timeline-img {
    flex-basis: 240px;
  }

  .page-news__fav-content h2 {
    font-size: 2rem;
  }
}