.page-news {
  --news-rail: 208px;
  overflow-x: clip;
  background: var(--snow);
  color: var(--ink);
  font-family: var(--font-body);
}

.page-news .news-hero {
  padding: clamp(18px, 4vw, 32px) 0 clamp(32px, 6vw, 64px);
  background:
    linear-gradient(150deg, var(--frost-pale) 0%, rgba(232, 242, 248, 0) 62%),
    var(--snow);
  border-bottom: 1px solid var(--line);
}

.page-news .news-hero-inner {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: end;
  margin-top: clamp(16px, 3vw, 28px);
}

.page-news h1 {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-size: clamp(34px, 7vw, 56px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.08;
  color: var(--frost-deep);
}

.page-news .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--orange-dark);
}

.page-news .news-hero .lede {
  max-width: 34em;
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .news-hero .btn-row {
  margin-top: clamp(18px, 3vw, 26px);
}

.page-news .hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-news .hero-stat {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--glass);
  backdrop-filter: blur(6px);
}

.page-news .hero-stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 21px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--frost-deep);
}

.page-news .hero-stat-label {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}

.page-news .news-body {
  display: grid;
  gap: 20px;
  padding: clamp(20px, 4vw, 40px) 0 0;
}

.page-news .news-rail {
  position: sticky;
  top: 0;
  z-index: 5;
  padding: 10px 0;
  margin: 0 -2px;
  background: var(--glass);
  backdrop-filter: blur(8px);
}

.page-news .rail-title {
  display: none;
}

.page-news .rail-nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: thin;
}

.page-news .rail-link {
  display: block;
  flex: 0 0 auto;
  padding: 6px 13px;
  font-size: 13px;
  line-height: 1.6;
  white-space: nowrap;
  text-decoration: none;
  color: var(--frost-deep);
  background: var(--frost-pale);
  border-radius: 999px;
  transition: color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-news .rail-link.is-active {
  color: var(--snow);
  background: var(--frost);
}

.page-news .news-flow {
  min-width: 0;
  padding-bottom: clamp(40px, 7vw, 80px);
}

.page-news .news-section {
  padding: clamp(34px, 6vw, 68px) 0;
}

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

.page-news .news-flow > .news-section:first-child {
  padding-top: clamp(10px, 2vw, 20px);
}

.page-news .section-head {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-news h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 3.4vw, 32px);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--frost-deep);
}

.page-news .section-lede {
  max-width: 36em;
  margin: 12px 0 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .note-figure {
  margin: 0 0 20px;
}

.page-news .note-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--r-md);
  background: var(--frost-pale);
}

.page-news .note-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-news .note-item {
  display: grid;
  gap: 12px;
  padding: 20px 16px;
  border-radius: var(--r-md);
  background: var(--frost-pale);
}

.page-news .note-item:nth-child(even) {
  background: transparent;
  padding-left: 8px;
  padding-right: 8px;
}

.page-news .note-meta {
  min-width: 0;
}

.page-news .note-issue {
  display: block;
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--frost-deep);
}

.page-news .note-when {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-news .note-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.2vw, 21px);
  font-weight: 800;
  line-height: 1.38;
  color: var(--ink);
}

.page-news .note-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 9px 0 0;
}

.page-news .note-tag {
  display: inline-block;
  padding: 2px 9px;
  font-size: 12px;
  line-height: 1.7;
  border-radius: 999px;
  background: var(--jade-pale);
  color: var(--frost-deep);
}

.page-news .note-tag--lead {
  background: var(--orange-pale);
  color: var(--orange-dark);
  font-weight: 700;
}

.page-news .note-summary {
  max-width: 40em;
  margin: 10px 0 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--ink);
}

.page-news .note-more {
  margin-top: 10px;
}

.page-news .note-more summary {
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--frost);
}

.page-news .note-more summary::before {
  content: "＋ ";
  font-family: var(--font-mono);
  color: var(--orange);
}

.page-news .note-more[open] summary::before {
  content: "－ ";
}

.page-news .note-more p {
  max-width: 40em;
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  color: var(--orange-dark);
}

.page-news .series-layout {
  display: grid;
  gap: 24px;
}

.page-news .series-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-news .series-item {
  padding: 16px 0 16px 18px;
  border-left: 3px solid var(--line-strong);
}

.page-news .series-item:nth-child(1) {
  border-left-color: var(--frost);
}

.page-news .series-item:nth-child(2) {
  border-left-color: var(--orange);
}

.page-news .series-item:nth-child(3) {
  border-left-color: var(--jade);
}

.page-news .series-item:nth-child(4) {
  border-left-color: var(--frost-deep);
}

.page-news .series-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--frost-deep);
}

.page-news .series-count {
  margin-left: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  color: var(--muted);
}

.page-news .series-desc {
  max-width: 36em;
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

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

.page-news .starter-layout {
  display: grid;
  gap: 24px;
}

.page-news .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-news .steps > li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 14px;
}

.page-news .step-num {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--orange);
}

.page-news .step-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--ink);
}

.page-news .step-text {
  margin: 5px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

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

.page-news .season-figure {
  margin-bottom: 16px;
}

.page-news .season-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-news .season-card {
  padding: 18px;
  border-radius: var(--r-md);
  min-width: 0;
}

.page-news .season-card--winter {
  background: var(--frost-pale);
}

.page-news .season-card--heat {
  background: var(--orange-pale);
}

.page-news .season-card--rain {
  background: var(--jade-pale);
}

.page-news .season-card--festival {
  background: linear-gradient(150deg, var(--frost-pale), var(--snow));
  border: 1px solid var(--line);
}

.page-news .season-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  color: var(--frost-deep);
}

.page-news .season-list {
  margin: 9px 0 0;
  padding-left: 1.05em;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ink);
}

.page-news .season-list li + li {
  margin-top: 5px;
}

.page-news .legend-list {
  margin: 0;
  display: grid;
  gap: 16px;
}

.page-news .legend-item {
  padding-left: 16px;
  border-left: 2px solid var(--line);
}

.page-news .legend-item:nth-child(1) {
  border-left-color: var(--frost);
}

.page-news .legend-item:nth-child(2) {
  border-left-color: var(--jade);
}

.page-news .legend-item:nth-child(3) {
  border-left-color: var(--orange);
}

.page-news .legend-term {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
  color: var(--frost-deep);
}

.page-news .legend-desc {
  max-width: 38em;
  margin: 5px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .legend-foot {
  max-width: 40em;
  margin: 22px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news a {
  color: var(--frost);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-news a:hover {
  color: var(--orange-dark);
}

.page-news .feedback-panel {
  padding: clamp(20px, 4vw, 40px);
  border-radius: var(--r-lg);
  background:
    linear-gradient(160deg, var(--orange-pale) 0%, rgba(251, 231, 218, 0.35) 100%),
    var(--snow);
}

.page-news .feedback-text {
  max-width: 40em;
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--ink);
}

.page-news .feedback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin-top: 20px;
}

.page-news .copy-row {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.page-news .copy-value {
  font-size: 15px;
  color: var(--frost-deep);
}

.page-news .copy-chip {
  padding: 4px 12px;
  font: inherit;
  font-size: 13px;
  line-height: 1.6;
  cursor: pointer;
  color: var(--frost-deep);
  background: var(--snow);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  transition: border-color 160ms var(--ease), transform 160ms var(--ease);
}

.page-news .copy-chip:hover {
  border-color: var(--orange);
  transform: translateY(-2px);
}

.page-news .copy-hint {
  font-size: 13px;
  color: var(--jade);
}

.page-news .feedback-links {
  max-width: 40em;
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-strong);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .reveal {
  transition: opacity 220ms var(--ease), transform 220ms var(--ease);
}

@media (min-width: 600px) {
  .page-news .season-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-news .note-item {
    grid-template-columns: 104px minmax(0, 1fr);
    gap: 24px;
    padding: 24px 22px;
  }

  .page-news .note-item:nth-child(even) {
    padding-left: 22px;
    padding-right: 22px;
  }
}

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

  .page-news .news-body {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 24px;
    z-index: 1;
    padding: 0;
    margin: 0;
    background: transparent;
    backdrop-filter: none;
  }

  .page-news .rail-title {
    display: block;
    margin: 0 0 12px;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.1em;
    color: var(--muted);
  }

  .page-news .rail-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding: 0;
  }

  .page-news .rail-link {
    padding: 9px 0 9px 14px;
    font-size: 14px;
    white-space: normal;
    color: var(--muted);
    background: transparent;
    border-left: 2px solid var(--line);
    border-radius: 0;
    transition: color 160ms var(--ease), border-color 160ms var(--ease), transform 160ms var(--ease);
  }

  .page-news .rail-link:hover {
    color: var(--frost-deep);
    border-left-color: var(--line-strong);
    background: transparent;
  }

  .page-news .rail-link.is-active {
    color: var(--frost-deep);
    font-weight: 700;
    background: transparent;
    border-left-color: var(--orange);
    transform: translateX(8px);
  }

  .page-news .series-layout {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    gap: clamp(24px, 4vw, 48px);
    align-items: start;
  }

  .page-news .starter-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
    gap: clamp(24px, 4vw, 48px);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .rail-link,
  .page-news .copy-chip,
  .page-news .reveal {
    transition: none;
  }

  .page-news .rail-link.is-active {
    transform: none;
  }
}