.page-news {
  --news-radius: 18px;
  --news-gap: 28px;
  --news-accent-line: linear-gradient(90deg, var(--orange), var(--pink), transparent 80%);
  background:
    radial-gradient(circle at 88% 6%, rgba(255, 107, 53, 0.12), transparent 26rem),
    radial-gradient(circle at 8% 42%, rgba(15, 255, 80, 0.05), transparent 22rem);
  color: var(--text-main);
}

.page-news .breadcrumb {
  padding-top: 32px;
}

.page-news .breadcrumb ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  font-size: 0.875rem;
}

.page-news .breadcrumb li + li::before {
  content: "/";
  color: var(--line);
  margin-right: 10px;
}

.page-news .breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

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

.page-news .news-head {
  position: relative;
  padding: 40px 0 12px;
}

.page-news .news-head__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.page-news .news-head .section-label {
  font-family: var(--font-head);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  color: var(--green);
  text-transform: uppercase;
}

.page-news .news-vert {
  writing-mode: vertical-rl;
  font-family: var(--font-head);
  font-size: 0.72rem;
  letter-spacing: 0.42em;
  color: var(--text-dim);
  opacity: 0.72;
  white-space: nowrap;
}

.page-news .news-head h1 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4.6vw, 3.4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: 0.01em;
  margin: 18px 0 14px;
}

.page-news .news-head .gradient-text {
  background: linear-gradient(100deg, var(--orange), var(--pink) 70%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-news .news-head .page-subtitle {
  max-width: 760px;
  color: var(--text-dim);
  line-height: 1.7;
  margin: 0 0 24px;
  font-size: 0.98rem;
}

.page-news .news-head .tilt-line {
  width: 132px;
  height: 4px;
  background: var(--news-accent-line);
  transform: skewX(-24deg);
  border-radius: 2px;
  margin-top: 4px;
}

.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 42px;
  padding: 34px 0 72px;
}

@media (min-width: 1024px) {
  .page-news .news-layout {
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 52px;
    align-items: start;
  }
}

.page-news .news-main {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--news-gap);
}

.page-news .news-section {
  position: relative;
  padding: 30px 0 10px;
  border-top: 1px solid var(--line);
}

.page-news .news-section::before {
  content: "";
  display: block;
  width: 58px;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--pink));
  transform: skewX(-26deg);
  margin-bottom: 14px;
  border-radius: 2px;
}

.page-news .news-section > h2 {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-head);
  font-size: 1.7rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  margin: 0 0 22px;
}

.page-news .news-section > h2 .section-label {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--green);
  background: rgba(15, 255, 80, 0.08);
  border: 1px solid rgba(15, 255, 80, 0.2);
  border-radius: 999px;
  padding: 4px 10px;
  white-space: nowrap;
}

.page-news .news-card {
  position: relative;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  overflow: hidden;
  box-shadow: var(--shadow-deep);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.page-news .news-card:hover {
  border-color: rgba(15, 255, 80, 0.3);
  box-shadow: 0 0 0 1px rgba(15, 255, 80, 0.08), var(--shadow-deep);
}

.page-news .news-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--pink), var(--orange));
  z-index: 1;
}

.page-news .news-card__body {
  padding: 24px 24px 28px;
}

.page-news .news-card__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.page-news .news-card__date {
  color: var(--text-dim);
  font-size: 0.8rem;
}

.page-news .news-card h3 {
  font-family: var(--font-head);
  font-size: 1.55rem;
  line-height: 1.25;
  margin: 0 0 10px;
}

.page-news .news-card p {
  color: var(--text-dim);
  line-height: 1.65;
  margin: 0 0 16px;
}

.page-news .img-frame {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  aspect-ratio: 4 / 3;
  background: var(--bg-alt);
}

.page-news .img-frame--wide {
  aspect-ratio: 3 / 1;
  border-radius: 0;
}

@media (max-width: 640px) {
  .page-news .img-frame--wide {
    aspect-ratio: 16 / 9;
  }
}

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

.page-news .news-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 640px) {
  .page-news .news-item {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

  .page-news .news-item:nth-child(even) .img-frame {
    order: 2;
  }
}

.page-news .news-item__content {
  min-width: 0;
}

.page-news .news-item__content .tag {
  margin-bottom: 8px;
}

.page-news .news-item__content h3 {
  font-family: var(--font-head);
  font-size: 1.24rem;
  line-height: 1.3;
  margin: 0 0 10px;
  transition: color 0.2s ease;
}

.page-news .news-item:hover .news-item__content h3 {
  color: var(--green);
}

.page-news .news-item__content p {
  color: var(--text-dim);
  line-height: 1.65;
  margin: 0 0 12px;
  font-size: 0.94rem;
}

.page-news .news-item__content > a {
  display: inline-block;
  color: var(--green);
  font-family: var(--font-head);
  font-size: 0.86rem;
  letter-spacing: 0.05em;
  text-decoration: none;
  border-bottom: 1px solid rgba(15, 255, 80, 0.4);
  padding-bottom: 2px;
  transition: border-color 0.2s ease;
}

.page-news .news-item__content > a:hover {
  border-bottom-color: var(--green);
}

.page-news .tag {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--green);
  background: rgba(15, 255, 80, 0.06);
  white-space: nowrap;
}

.page-news .tag--hot {
  color: #fff;
  background: linear-gradient(135deg, var(--orange), var(--pink));
  border-color: transparent;
}

.page-news .tag--version {
  color: var(--orange);
  border-color: rgba(255, 107, 53, 0.5);
}

.page-news .tag--archive {
  color: var(--pink);
  border-color: rgba(255, 62, 107, 0.45);
}

.page-news .tag--guide {
  color: var(--green);
}

.page-news .tag--mini {
  font-size: 0.66rem;
  padding: 3px 8px;
  color: var(--text-dim);
  background: transparent;
}

.page-news .news-expand {
  margin-top: 4px;
  border-top: 1px dashed var(--line);
  padding-top: 10px;
}

.page-news .news-expand summary {
  cursor: pointer;
  list-style: none;
  color: var(--green);
  font-family: var(--font-head);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  transition: opacity 0.2s ease;
}

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

.page-news .news-expand summary::before {
  content: "+ ";
  color: var(--orange);
}

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

.page-news .news-expand summary:hover {
  opacity: 0.78;
}

.page-news .news-expand[open] p {
  margin: 12px 0 0;
  color: var(--text-dim);
  line-height: 1.7;
  font-size: 0.92rem;
}

.page-news .news-mini {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--line);
}

.page-news .news-mini:last-child {
  border-bottom: 0;
}

.page-news .news-mini p {
  flex: 1 1 220px;
  margin: 0;
  font-size: 0.92rem;
}

.page-news .news-mini a {
  color: var(--text-main);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-news .news-mini a:hover {
  color: var(--green);
}

.page-news .news-mini__date {
  color: var(--text-dim);
  font-size: 0.78rem;
  white-space: nowrap;
}

.page-news .news-section--topics {
  border-top: 1px solid var(--line);
}

.page-news .news-topic-intro {
  color: var(--text-dim);
  line-height: 1.65;
  margin: -8px 0 20px;
  font-size: 0.92rem;
}

.page-news .topic-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

@media (min-width: 768px) {
  .page-news .topic-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-news .topic-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: 14px;
  text-decoration: none;
  color: var(--text-main);
  position: relative;
  transition: border-color 0.24s ease, transform 0.24s ease, box-shadow 0.24s ease;
}

.page-news .topic-card::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--orange), var(--pink));
  transform: skewY(-14deg);
  transform-origin: top right;
  opacity: 0;
  transition: opacity 0.24s ease;
}

.page-news .topic-card:hover {
  border-color: rgba(15, 255, 80, 0.35);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.page-news .topic-card:hover::after {
  opacity: 1;
}

.page-news .topic-card__num {
  font-family: var(--font-head);
  font-size: 2.1rem;
  font-weight: 900;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--orange);
}

.page-news .topic-card__title {
  font-family: var(--font-head);
  font-size: 1.08rem;
  font-weight: 800;
}

.page-news .topic-card__desc {
  color: var(--text-dim);
  font-size: 0.84rem;
  line-height: 1.55;
}

.page-news .news-cta {
  margin-top: 10px;
  padding: 28px 24px;
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  text-align: left;
}

.page-news .news-cta__title {
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 800;
  margin: 0 0 6px;
}

.page-news .news-cta__note {
  color: var(--text-dim);
  font-size: 0.88rem;
  margin: 0 0 16px;
}

/* sidebar */
.page-news .news-side {
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-width: 0;
}

.page-news .side-card {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px;
  min-width: 0;
}

.page-news .side-card h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: 1.18rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  margin: 0 0 16px;
}

.page-news .side-card h2::before {
  content: "▣";
  color: var(--green);
  font-size: 0.9rem;
}

.page-news .side-card--status {
  background: linear-gradient(145deg, rgba(22, 33, 62, 0.92), rgba(26, 26, 46, 0.97));
  border-color: rgba(15, 255, 80, 0.22);
  position: relative;
  overflow: hidden;
}

.page-news .side-card--status::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--green), transparent);
}

.page-news .status-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--line);
}

.page-news .status-item:last-of-type {
  border-bottom: 0;
}

.page-news .status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  flex-shrink: 0;
  animation: page-news-pulse 2.2s ease-in-out infinite;
}

.page-news .status-label {
  flex: 1;
  color: var(--text-main);
  font-size: 0.92rem;
}

.page-news .status-value {
  font-family: var(--font-head);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--green);
  font-size: 0.95rem;
}

.page-news .status-note {
  margin: 12px 0 0;
  color: var(--text-dim);
  font-size: 0.8rem;
  line-height: 1.55;
}

.page-news .stat-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--line);
}

.page-news .stat-row:last-child {
  border-bottom: 0;
}

.page-news .stat-row span {
  color: var(--text-dim);
  font-size: 0.88rem;
}

.page-news .stat-row strong {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--green);
}

.page-news .tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .tag-cloud a {
  font-size: 0.8rem;
  color: var(--text-dim);
  border: 1px solid var(--line);
  padding: 6px 12px;
  border-radius: 999px;
  text-decoration: none;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.page-news .tag-cloud a:hover {
  color: var(--bg-main);
  background: var(--green);
  border-color: var(--green);
}

.page-news .side-card--contact p {
  color: var(--text-dim);
  font-size: 0.88rem;
  line-height: 1.6;
  margin: 0 0 16px;
}

.page-news .side-card--contact .btn {
  width: 100%;
  justify-content: center;
}

.page-news .side-note {
  color: var(--text-dim);
  font-size: 0.78rem;
  line-height: 1.5;
  margin: 14px 0 0;
}

@keyframes page-news-pulse {
  0%, 100% {
    box-shadow: 0 0 4px var(--green);
  }
  50% {
    box-shadow: 0 0 14px var(--green);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .status-dot {
    animation: none;
  }

  .page-news .topic-card,
  .page-news .news-card,
  .page-news .news-item__content h3 {
    transition: none;
  }
}