.page-news {
  --section-space: 56px;
  scroll-behavior: smooth;
}

.page-news__hero {
  padding: 24px 0 0;
}

.page-news .breadcrumb {
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: 24px;
}

.page-news .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 400;
}

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

.page-news .breadcrumb span[aria-current="page"] {
  color: var(--text);
  font-weight: 500;
}

.page-news__title {
  font-size: var(--display-lg);
  letter-spacing: var(--display);
  margin: 16px 0;
  color: var(--text);
}

.page-news__title-accent {
  color: var(--signal);
  display: block;
}

.page-news__lead {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 640px;
  margin-bottom: 32px;
  border-left: 4px solid var(--signal);
  padding-left: 16px;
}

.page-news__figure {
  margin: 32px 0;
  border: 2px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  padding: 8px;
}

.page-news__figure img {
  width: 100%;
  height: auto;
  display: block;
}

.page-news__layout {
  margin-top: 40px;
}

.page-news__toc {
  display: none;
}

.page-news__stream {
  min-width: 0;
}

.page-news__section {
  margin-bottom: var(--section-space);
  scroll-margin-top: 80px;
  padding-left: 8px;
  border-left: 2px solid transparent;
  transition: border-color var(--ease), box-shadow var(--ease);
}

.page-news__section:target {
  border-left-color: var(--signal);
  box-shadow: inset 4px 0 0 var(--signal);
}

.page-news__section .section-heading {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 20px;
}

.page-news__section .section-heading .section-num {
  font-family: var(--font-mono);
  color: var(--signal);
  font-weight: 700;
  line-height: 1.2;
}

.page-news__section .section-heading .section-kicker {
  margin-bottom: 4px;
}

.page-news__heading {
  font-size: var(--heading);
  font-weight: var(--weight-heading);
  margin: 0;
  color: var(--text);
}

.page-news__section-lead {
  color: var(--muted);
  margin-bottom: 24px;
  line-height: 1.7;
}

.page-news__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.news-list__item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--white);
  border: 2px solid var(--line);
  box-shadow: var(--shadow);
  padding: 24px;
  margin-bottom: 16px;
  transition: background var(--ease), box-shadow var(--ease), transform var(--ease);
}

.news-list__item:hover {
  background: var(--signal-soft);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.news-list__item .entry-num {
  font-family: var(--font-mono);
  color: var(--signal);
  font-weight: 700;
  line-height: 1.4;
}

.news-list__content {
  flex: 1;
}

.news-list__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text);
}

.news-list__desc {
  color: var(--muted);
  margin-bottom: 12px;
  line-height: 1.6;
}

.news-list__item .entry-arrow {
  font-size: 1.5rem;
  color: var(--text);
  transition: transform var(--ease);
  line-height: 1;
}

.news-list__item:hover .entry-arrow {
  transform: translateY(-4px);
}

.news-list__item .link-arrow {
  color: var(--signal);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.875rem;
}

.news-list__item .link-arrow:hover {
  text-decoration: underline;
}

.page-news__version-grid {
  display: grid;
  gap: 16px;
}

.version-block {
  position: relative;
  background: var(--space);
  color: var(--white);
  border: 2px solid var(--line);
  padding: 28px;
  box-shadow: 8px 8px 0 rgba(10,18,32,0.1);
  transition: transform var(--ease), box-shadow var(--ease);
}

.version-block::after {
  content: attr(data-version);
  position: absolute;
  right: 16px;
  bottom: 8px;
  font-family: var(--font-mono);
  font-size: 4rem;
  font-weight: 900;
  color: var(--glass);
  pointer-events: none;
  line-height: 1;
}

.version-block--signal {
  border-color: var(--signal);
  background: var(--track);
}

.version-block__tag {
  display: inline-block;
  background: var(--signal);
  color: var(--white);
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.version-block--signal .version-block__tag {
  background: var(--white);
  color: var(--signal);
}

.version-block__title {
  font-size: 1.25rem;
  margin: 16px 0 8px;
  position: relative;
  z-index: 1;
}

.version-block p {
  color: var(--muted);
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

.version-block--signal p {
  color: var(--white);
  opacity: 0.85;
}

.version-block__meta {
  font-size: 0.875rem;
  margin-top: 16px;
  color: var(--white) !important;
  opacity: 0.7;
  font-family: var(--font-mono);
}

.page-news__cal-wrap {
  background: var(--panel);
  border: 2px solid var(--line);
  padding: 24px;
  box-shadow: var(--shadow);
}

.calendar-matrix {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
}

.calendar-matrix__day {
  background: var(--white);
  border: 1px solid var(--line);
  padding: 12px 4px;
  text-align: center;
  position: relative;
  min-width: 0;
}

.calendar-matrix__day-name {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 8px;
  white-space: nowrap;
}

.calendar-matrix__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--line);
  display: inline-block;
}

.calendar-matrix__dot--signal {
  background: var(--signal);
  box-shadow: 0 0 0 2px var(--signal-soft);
}

.calendar-matrix__dot--line {
  background: var(--line);
  box-shadow: 0 0 0 2px var(--signal-soft);
}

.calendar-matrix__label {
  display: none;
  position: absolute;
  bottom: -28px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--space);
  color: var(--white);
  padding: 4px 6px;
  font-size: 0.7rem;
  white-space: nowrap;
  z-index: 10;
  border: 1px solid var(--signal);
}

.calendar-matrix__day:hover .calendar-matrix__label {
  display: block;
}

.page-news__cal-note {
  margin-top: 48px;
  background: var(--white);
  border-left: 4px solid var(--signal);
  padding: 12px 16px;
  font-size: 0.875rem;
  color: var(--text);
  line-height: 1.6;
  box-shadow: var(--shadow);
}

@media (min-width: 900px) {
  .page-news__hero {
    padding-top: 48px;
  }

  .page-news__layout {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 64px;
    align-items: start;
  }

  .page-news__toc {
    display: block;
    position: sticky;
    top: 24px;
    border-left: 2px solid var(--line);
    padding-left: 24px;
  }

  .page-news__toc .section-kicker {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .page-news__toc-list {
    list-style: none;
    margin: 16px 0 0;
    padding: 0;
  }

  .page-news__toc-list li {
    margin-bottom: 4px;
  }

  .page-news__toc-list a {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    padding: 10px 0;
    border-bottom: 1px solid #e0e4ec;
    transition: color var(--ease), padding-left var(--ease), background var(--ease);
    font-size: 0.9rem;
  }

  .page-news__toc-list a:hover {
    color: var(--signal);
    padding-left: 8px;
    background: var(--signal-soft);
  }

  .page-news__toc-num {
    font-family: var(--font-mono);
    color: var(--signal);
    font-size: 0.8rem;
  }

  .page-news__version-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .page-news__section {
    --section-space: 80px;
  }

  .page-news__figure {
    margin: 40px 0;
  }
}

.page-news {
  --display: 1rem;
  --display-lg: 1rem;
  --heading: 1rem;
  --weight-heading: 600;
}