.page-news {
  --news-toc-w: 220px;
  --news-gap: clamp(16px, 3vw, 24px);
  background: var(--ink-900);
  color: var(--text);
  overflow-x: clip;
}

.page-news a {
  color: inherit;
}

.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 5vw, 56px) 0 clamp(40px, 7vw, 80px);
  background:
    radial-gradient(circle at 84% 12%, rgba(40, 224, 210, 0.18), transparent 38%),
    radial-gradient(circle at 16% 88%, rgba(255, 138, 61, 0.12), transparent 36%),
    linear-gradient(180deg, var(--ink-850), var(--ink-900));
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(36, 75, 107, 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(36, 75, 107, 0.14) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5), transparent 70%);
}

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

.page-news .breadcrumb {
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-news .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 6vw, 56px);
  align-items: end;
}

.page-news .hero-copy h1 {
  margin: 10px 0 0;
  max-width: 15ch;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.4vw, 3.6rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.035em;
}

.page-news .hero-lead {
  max-width: 58ch;
  margin: 20px 0 0;
  color: var(--text-dim);
  font-size: clamp(1rem, 1.3vw, 1.1rem);
  line-height: 1.85;
}

.page-news .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--line-soft);
}

.page-news .hero-stat {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 110px;
}

.page-news .hero-stat-num {
  color: var(--cyan-glow);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}

.page-news .hero-stat-label {
  color: var(--text-dim);
  font-size: 0.78rem;
}

.page-news .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-news .hero-visual {
  position: relative;
  min-height: 320px;
}

.page-news .hero-stack {
  position: relative;
  width: 100%;
  height: 320px;
}

.page-news .stack-card {
  position: absolute;
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: min(76%, 300px);
  padding: 18px;
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(15, 46, 74, 0.96), rgba(10, 32, 56, 0.92));
  box-shadow: var(--shadow-lift);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease);
}

.page-news .stack-card strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.page-news .stack-card span:last-child {
  color: var(--text-dim);
  font-size: 0.82rem;
  line-height: 1.6;
}

.page-news .stack-kicker {
  color: var(--orange-soft);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
}

.page-news .stack-card--a {
  top: 0;
  left: 0;
  border-top: 2px solid var(--cyan);
}

.page-news .stack-card--b {
  top: 82px;
  right: 0;
  border-top: 2px solid var(--orange);
}

.page-news .stack-card--c {
  bottom: 0;
  left: 8%;
  border-top: 2px solid var(--cyan-glow);
}

.page-news .hero-stack:hover .stack-card--a {
  transform: translateY(-6px);
}

.page-news .hero-stack:hover .stack-card--b {
  transform: translateY(6px);
}

.page-news .news-shell {
  padding-top: clamp(30px, 5vw, 56px);
  padding-bottom: clamp(48px, 7vw, 88px);
}

.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  align-items: start;
}

.page-news .news-toc {
  padding: 14px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, rgba(15, 46, 74, 0.86), rgba(6, 21, 37, 0.92));
}

.page-news .toc-title {
  margin: 0 0 10px;
  color: var(--text-dim);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
}

.page-news .toc-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-color: var(--line) transparent;
}

.page-news .toc-list a {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 10px;
  border: 1px solid transparent;
  color: var(--text-dim);
  font-size: 0.88rem;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-news .toc-list a:hover,
.page-news .toc-list a:focus-visible {
  border-color: var(--line);
  color: var(--cyan-glow);
}

.page-news .toc-list a[aria-current="location"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-900);
}

.page-news .toc-no {
  color: var(--orange-soft);
  font-size: 0.68rem;
}

.page-news .toc-list a[aria-current="location"] .toc-no {
  color: var(--ink-900);
}

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

.page-news .news-section {
  padding-top: clamp(30px, 5vw, 52px);
  scroll-margin-top: 104px;
}

.page-news .news-section + .news-section {
  margin-top: clamp(40px, 6vw, 68px);
  border-top: 1px solid var(--line-soft);
}

.page-news .section-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 16px;
  align-items: start;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-news .section-no {
  color: var(--cyan);
  font-size: clamp(1.8rem, 4vw, 2.7rem);
  line-height: 1;
  opacity: 0.9;
}

.page-news .section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.025em;
}

.page-news .section-desc {
  grid-column: 1 / -1;
  max-width: 74ch;
  margin: 2px 0 0;
  color: var(--text-dim);
  font-size: 0.95rem;
  line-height: 1.8;
}

.page-news .update-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-news .update-item {
  padding: 18px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, rgba(15, 46, 74, 0.75), rgba(10, 32, 56, 0.55));
}

.page-news .update-item:nth-child(2) {
  border-top: 2px solid var(--cyan);
}

.page-news .update-item:nth-child(1),
.page-news .update-item:nth-child(3) {
  border-top: 2px solid var(--orange);
}

.page-news .update-time {
  display: block;
  color: var(--orange-soft);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
}

.page-news .update-item h3 {
  margin: 9px 0 7px;
  font-size: 1.05rem;
  line-height: 1.5;
}

.page-news .update-item p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.9rem;
  line-height: 1.75;
}

.page-news .news-figure,
.page-news .series-figure,
.page-news .rhythm-figure {
  margin: 0 0 20px;
}

.page-news .news-figure img,
.page-news .series-figure img,
.page-news .rhythm-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
  object-fit: cover;
}

.page-news .figure-cap {
  display: block;
  margin-top: 8px;
  color: var(--text-dim);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
}

.page-news .post-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 26px;
}

.page-news .post {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, var(--ink-800), rgba(15, 46, 74, 0.55));
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-news .post:hover {
  border-color: rgba(40, 224, 210, 0.55);
  box-shadow: var(--shadow-lift);
  transform: translateY(-4px);
}

.page-news .post::before {
  content: "";
  position: absolute;
  top: 0;
  left: 18px;
  width: 42px;
  height: 2px;
  background: var(--cyan);
}

.page-news .post:nth-child(3n + 2)::before {
  background: var(--orange);
}

.page-news .post-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.page-news .post-no {
  color: var(--text-dim);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
}

.page-news .post-cat {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
}

.page-news .post h3 {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.5;
}

.page-news .post-summary {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.92rem;
  line-height: 1.75;
}

.page-news .post-more {
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid var(--line-soft);
}

.page-news .post-more summary {
  cursor: pointer;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  list-style-position: outside;
}

.page-news .post-more summary:hover {
  color: var(--cyan-glow);
}

.page-news .post-more ul {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--text-dim);
  font-size: 0.86rem;
  line-height: 1.7;
}

.page-news .series-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  align-items: center;
}

.page-news .series-figure {
  margin: 0;
}

.page-news .series-track-wrap {
  min-width: 0;
}

.page-news .series-rail {
  display: flex;
  gap: 14px;
  padding: 4px 0 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-color: var(--line) transparent;
}

.page-news .series-card {
  flex: 0 0 min(80vw, 280px);
  scroll-snap-align: start;
  padding: 18px;
  border: 1px solid var(--line);
  background:
    linear-gradient(160deg, rgba(15, 46, 74, 0.92), rgba(6, 21, 37, 0.9)),
    var(--ink-800);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-news .series-card:hover {
  border-color: var(--cyan);
  transform: translateY(-4px);
}

.page-news .series-no {
  display: block;
  color: var(--cyan);
  font-size: 2.2rem;
  line-height: 1;
}

.page-news .series-name {
  margin: 12px 0 6px;
  font-size: 1.08rem;
  line-height: 1.4;
}

.page-news .series-focus {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.88rem;
  line-height: 1.7;
}

.page-news .series-count {
  display: inline-block;
  margin-top: 14px;
  color: var(--orange-soft);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
}

.page-news .issue-groups {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-news .issue-group h3 {
  margin: 0;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 0.98rem;
  line-height: 1.5;
}

.page-news .issue-group h3 .mono {
  margin-right: 10px;
  color: var(--orange-soft);
  font-size: 0.74rem;
}

.page-news .issue-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .issue-item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  min-width: 0;
  padding: 8px 9px;
  border: 1px solid var(--line-soft);
  background: rgba(10, 32, 56, 0.62);
  font-size: 0.8rem;
  line-height: 1.45;
}

.page-news .issue-no {
  flex: 0 0 auto;
  color: var(--cyan);
  font-size: 0.68rem;
}

.page-news .issue-theme {
  color: var(--text-dim);
  overflow-wrap: anywhere;
}

.page-news .rhythm-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  align-items: start;
}

.page-news .rhythm-figure {
  margin-bottom: 18px;
}

.page-news .rhythm-panel,
.page-news .review-panel {
  padding: 18px;
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
}

.page-news .rhythm-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .rhythm-item {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
}

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

.page-news .rhythm-key {
  color: var(--orange-soft);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
}

.page-news .rhythm-val {
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.65;
}

.page-news .review-panel {
  background:
    linear-gradient(150deg, rgba(40, 224, 210, 0.1), rgba(15, 46, 74, 0.82)),
    var(--ink-800);
  border-color: rgba(40, 224, 210, 0.45);
}

.page-news .review-title {
  margin: 10px 0 14px;
  font-size: 1.12rem;
  line-height: 1.5;
}

.page-news .review-list {
  margin: 0;
  padding-left: 20px;
  color: var(--text-dim);
  font-size: 0.9rem;
  line-height: 1.8;
}

.page-news .review-list li + li {
  margin-top: 8px;
}

.page-news .extend-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-news .extend-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, var(--ink-800), rgba(10, 32, 56, 0.6));
  text-decoration: none;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-news .extend-card:hover {
  border-color: var(--cyan);
  transform: translateY(-3px);
}

.page-news .extend-kicker {
  color: var(--orange-soft);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
}

.page-news .extend-card h3 {
  margin: 0;
  font-size: 1.04rem;
  line-height: 1.45;
}

.page-news .extend-card p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.88rem;
  line-height: 1.7;
}

.page-news .extend-link {
  display: inline-block;
  margin-top: 4px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
}

.page-news .extend-card:hover .extend-link {
  color: var(--cyan-glow);
}

@media (min-width: 700px) {
  .page-news .update-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .post-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 20px;
  }

  .page-news .post:nth-child(even) {
    transform: translateY(26px);
  }

  .page-news .post:nth-child(even):hover {
    transform: translateY(20px);
  }

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

  .page-news .extend-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .hero-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  }

  .page-news .hero-stack {
    height: 360px;
  }

  .page-news .series-layout {
    grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.2fr);
    gap: clamp(28px, 4vw, 44px);
  }

  .page-news .series-figure {
    position: sticky;
    top: 100px;
  }

  .page-news .rhythm-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(20px, 3vw, 32px);
  }
}

@media (min-width: 1024px) {
  .page-news .news-layout {
    grid-template-columns: var(--news-toc-w) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 56px);
  }

  .page-news .news-toc {
    position: sticky;
    top: 92px;
  }

  .page-news .toc-list {
    flex-direction: column;
    overflow: visible;
  }

  .page-news .toc-list a {
    width: 100%;
  }
}

@media (min-width: 1180px) {
  .page-news .extend-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .stack-card,
  .page-news .post,
  .page-news .series-card,
  .page-news .extend-card,
  .page-news .toc-list a {
    transition: none;
  }

  .page-news .hero-stack:hover .stack-card--a,
  .page-news .hero-stack:hover .stack-card--b,
  .page-news .post:hover,
  .page-news .series-card:hover,
  .page-news .extend-card:hover {
    transform: none;
  }

  .page-news .post:nth-child(even),
  .page-news .post:nth-child(even):hover {
    transform: none;
  }
}
<<<END>>>