.page-news {
  --page-news-bg: #0E0E0E;
  --page-news-panel: rgba(10, 46, 31, 0.76);
  --page-news-line: rgba(192, 196, 200, 0.3);
  --page-news-line-strong: rgba(192, 196, 200, 0.55);
  --page-news-glow: rgba(242, 92, 5, 0.16);
  background: var(--page-news-bg);
  color: var(--color-cream);
  padding: 1.5rem 1rem 4.5rem;
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

.page-news__container {
  max-width: 1320px;
  margin-inline: auto;
}

.page-news .breadcrumb {
  margin-bottom: 1.75rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  color: var(--color-silver);
}

.page-news .breadcrumb a {
  color: var(--color-highlight);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

.page-news .breadcrumb a:hover,
.page-news .breadcrumb a:focus-visible {
  color: var(--color-accent);
}

.page-news__head {
  position: relative;
  padding: 0.5rem 0 2rem;
  margin-bottom: 1.75rem;
  border-bottom: 1px solid var(--page-news-line);
}

.page-news__head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent) 0 14%, transparent 14% 18%, var(--color-highlight) 18% 46%, transparent 46% 50%, var(--color-silver) 50% 78%, transparent 78% 82%, var(--color-primary) 82% 100%);
  opacity: 0.85;
}

.page-news__kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 0.75rem;
}

.page-news__head h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3.6vw, 2.7rem);
  line-height: 1.08;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--color-cream);
  margin: 0 0 0.6rem;
}

.page-news__subtitle {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--color-silver);
  margin: 0 0 1rem;
}

.page-news__lead {
  max-width: 44em;
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.72;
  color: var(--color-warmgray);
}

.page-news__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin: 1.25rem 0 0;
  padding-bottom: 2.25rem;
}

.page-news__stat {
  position: relative;
  background: var(--page-news-panel);
  border: 1px solid var(--page-news-line);
  padding: 0.9rem 1rem 1.1rem;
  overflow: hidden;
  transition: border-color var(--duration-medium) var(--ease-out), transform var(--duration-medium) var(--ease-out);
}

.page-news__stat::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent) 0 22%, transparent 22% 28%, var(--color-highlight) 28% 56%, transparent 56% 62%, var(--color-silver) 62% 100%);
}

.page-news__stat:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.page-news__stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.45rem;
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-cream);
  letter-spacing: -0.02em;
}

.page-news__stat-label {
  display: block;
  margin-top: 0.28rem;
  font-size: 0.7rem;
  line-height: 1.4;
  letter-spacing: 0.04em;
  color: var(--color-warmgray);
}

.page-news__layout {
  display: block;
}

.page-news__index {
  margin-bottom: 2rem;
  padding: 1.15rem 1.1rem 1rem;
  background: var(--page-news-panel);
  border: 1px solid var(--page-news-line);
  border-left: 3px solid var(--color-accent);
}

.page-news__index-title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-silver);
  margin: 0 0 0.75rem;
}

.page-news__index-list {
  list-style: none;
  margin: 0 0 0.85rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.page-news__index-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.46rem 0.62rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1;
  color: var(--color-warmgray);
  text-decoration: none;
  border: 1px solid var(--page-news-line);
  background: rgba(14, 14, 14, 0.32);
  transition: border-color var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);
}

.page-news__index-link:hover,
.page-news__index-link:focus-visible {
  border-color: var(--color-accent);
  background: var(--page-news-glow);
  color: var(--color-cream);
}

.page-news__count {
  margin-left: 0.2rem;
  font-size: 0.68rem;
  color: var(--color-highlight);
  background: rgba(242, 193, 78, 0.14);
  padding: 0.1rem 0.32rem;
  border-radius: 2px;
}

.page-news__dot {
  width: 0.46rem;
  height: 0.46rem;
  border-radius: 50%;
  flex-shrink: 0;
}

.page-news__dot--accent {
  background: var(--color-accent);
}
.page-news__dot--highlight {
  background: var(--color-highlight);
}
.page-news__dot--silver {
  background: var(--color-silver);
}
.page-news__dot--cream {
  background: var(--color-cream);
}
.page-news__dot--green {
  background: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-silver);
}

.page-news__index-note {
  margin: 0;
  border-top: 1px dashed var(--page-news-line);
  padding-top: 0.75rem;
  font-size: 0.72rem;
  line-height: 1.6;
  color: rgba(216, 210, 196, 0.75);
}

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

.page-news__section {
  margin-bottom: 3.25rem;
  position: relative;
}

.page-news__section .section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 0 0.75rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--page-news-line);
  transition: background var(--duration-medium) var(--ease-out), padding var(--duration-medium) var(--ease-out);
}

.page-news__section:target .section-head {
  background: linear-gradient(90deg, var(--page-news-glow), transparent 72%);
  padding-left: 0.6rem;
  padding-right: 0.6rem;
}

.page-news__section .section-index {
  font-family: var(--font-mono);
  font-size: 1.7rem;
  line-height: 1;
  color: var(--color-accent);
}

.page-news__section .section-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-cream);
  margin: 0;
}

.page-news__section .section-sub {
  grid-column: 1 / -1;
  margin: 0.3rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--color-silver);
}

.page-news__banner {
  margin: 0 0 1.5rem;
  border: 1px solid var(--page-news-line);
  background: var(--color-primary);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 1.25rem), 0 100%);
}

.page-news__banner img,
.page-news__topic-figure img,
.page-news__extended .figure img {
  display: block;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news__banner .figcaption,
.page-news__topic-figure .figcaption {
  padding: 0.6rem 0.85rem 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  color: var(--color-warmgray);
  background: rgba(10, 46, 31, 0.72);
  border-top: 1px solid var(--page-news-line);
}

.page-news__timeline {
  position: relative;
  padding-left: 1.35rem;
  margin-top: 0.5rem;
}

.page-news__timeline::before {
  content: "";
  position: absolute;
  left: 0.22rem;
  top: 0.75rem;
  bottom: 0.75rem;
  width: 1px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-silver), rgba(192, 196, 200, 0.12));
}

.page-news__item {
  position: relative;
  background: linear-gradient(135deg, rgba(10, 46, 31, 0.68) 0%, rgba(14, 14, 14, 0.86) 100%);
  border: 1px solid var(--page-news-line);
  transition: border-color var(--duration-medium) var(--ease-out), box-shadow var(--duration-medium) var(--ease-out), transform var(--duration-medium) var(--ease-out);
}

.page-news__item + .page-news__item {
  margin-top: 1.2rem;
}

.page-news__item::before {
  content: "";
  position: absolute;
  left: -1.12rem;
  top: 2rem;
  width: 0.52rem;
  height: 0.52rem;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-black);
  box-shadow: 0 0 0 1px var(--color-accent);
  z-index: 1;
}

.page-news__item:hover,
.page-news__item:focus-within {
  border-color: rgba(242, 92, 5, 0.72);
  box-shadow: 0 0 0 1px var(--page-news-glow), 0 12px 28px rgba(0, 0, 0, 0.3);
  transform: translateX(3px);
}

.page-news__item summary {
  list-style: none;
  cursor: pointer;
  padding: 1.15rem 2.75rem 1.15rem 1.2rem;
  position: relative;
}

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

.page-news__item[open] summary {
  border-bottom: 1px dashed rgba(192, 196, 200, 0.26);
}

.page-news__item summary::after {
  content: "＋";
  position: absolute;
  right: 1.1rem;
  top: 1.2rem;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent);
  transition: transform var(--duration-medium) var(--ease-out), color var(--duration-medium) var(--ease-out);
}

.page-news__item[open] summary::after {
  content: "－";
  color: var(--color-highlight);
}

.page-news__item-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--color-highlight);
  background: rgba(242, 193, 78, 0.1);
  border: 1px solid rgba(242, 193, 78, 0.28);
  padding: 0.18rem 0.45rem;
  margin-bottom: 0.55rem;
}

.page-news__item h3 {
  font-family: var(--font-body);
  font-size: 1.06rem;
  font-weight: 700;
  line-height: 1.42;
  color: var(--color-cream);
  margin: 0 0 0.5rem;
  padding-right: 1rem;
}

.page-news__item-excerpt {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.62;
  color: var(--color-warmgray);
}

.page-news__item-body {
  padding: 1.15rem 1.2rem 1.35rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--color-warmgray);
}

.page-news__item-body p:first-child {
  margin-top: 0;
}

.page-news__item-body ul,
.page-news__item-body ol {
  margin: 0.7rem 0 0;
  padding-left: 1.2rem;
}

.page-news__item-body li {
  margin-bottom: 0.45rem;
}

.page-news__item-body li::marker {
  color: var(--color-accent);
}

.page-news__section--schedule .page-news__item::before {
  background: var(--color-highlight);
  border-color: var(--color-black);
  box-shadow: 0 0 0 1px var(--color-highlight);
}

.page-news__section--topic .page-news__item::before {
  background: var(--color-silver);
  border-color: var(--color-black);
  box-shadow: 0 0 0 1px var(--color-silver);
}

.page-news__topic-grid {
  display: grid;
  gap: 1.4rem;
}

.page-news__topic-figure {
  margin: 0;
  border: 1px solid var(--page-news-line);
  background: var(--color-primary);
}

.page-news__topic-figure img {
  max-height: 420px;
  object-position: top;
}

.page-news__topic-list {
  min-width: 0;
}

.page-news__section--extended {
  border-top: 1px solid var(--page-news-line);
  padding-top: 2rem;
}

.page-news .grid-3 {
  gap: 1rem;
  margin-bottom: 0;
}

.page-news__read-card {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: 1.25rem;
  background: rgba(10, 46, 31, 0.42);
  border: 1px solid var(--page-news-line);
  transition: border-color var(--duration-medium) var(--ease-out), transform var(--duration-medium) var(--ease-out), box-shadow var(--duration-medium) var(--ease-out);
}

.page-news__read-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
}

.page-news__read-card .card-title {
  font-family: var(--font-heading);
  font-size: 1.02rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-cream);
  margin: 0;
}

.page-news__read-card .card-text {
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--color-warmgray);
  margin: 0;
  flex-grow: 1;
}

.page-news__read-card .btn {
  align-self: flex-start;
}

.page-news__contact-note {
  margin-top: 2rem;
  padding: 1.15rem 1.25rem;
  border: 1px dashed var(--color-silver);
  background: rgba(10, 46, 31, 0.3);
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--color-warmgray);
}

.page-news__contact-note p {
  margin: 0;
}

.page-news__contact-note a {
  color: var(--color-highlight);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--duration-fast) var(--ease-out);
}

.page-news__contact-note a:hover,
.page-news__contact-note a:focus-visible {
  color: var(--color-accent);
}

@media (min-width: 768px) {
  .page-news {
    padding: 2rem 1.5rem 5rem;
  }

  .page-news__stats {
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
  }

  .page-news__stat {
    padding: 1.05rem 1.15rem 1.3rem;
  }

  .page-news__stat-num {
    font-size: 1.7rem;
  }

  .page-news__section .section-head {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    padding-bottom: 0.85rem;
  }

  .page-news__section .section-sub {
    grid-column: auto;
    margin: 0 0 0 auto;
    text-align: right;
  }

  .page-news__section .section-index {
    font-size: 2.1rem;
  }

  .page-news__section .section-title {
    font-size: 1.55rem;
  }

  .page-news__topic-grid {
    grid-template-columns: 0.38fr 0.62fr;
    align-items: start;
  }

  .page-news__topic-figure {
    position: sticky;
    top: 1.5rem;
  }

  .page-news__item-body {
    padding: 1.3rem 1.4rem 1.5rem;
  }
}

@media (min-width: 992px) {
  .page-news__layout {
    display: grid;
    grid-template-columns: 228px minmax(0, 1fr);
    gap: 2.5rem;
    align-items: start;
  }

  .page-news__index {
    position: sticky;
    top: 1.5rem;
    margin-bottom: 0;
  }

  .page-news__index-list {
    display: grid;
    grid-template-columns: 1fr;
  }

  .page-news__index-link {
    width: 100%;
  }

  .page-news__item summary {
    padding: 1.3rem 3rem 1.3rem 1.4rem;
  }

  .page-news__item h3 {
    font-size: 1.12rem;
  }

  .page-news__item-excerpt {
    font-size: 0.87rem;
  }
}