.page-news {
  --news-line: rgba(184, 196, 214, 0.32);
  --news-surface-line: rgba(10, 31, 68, 0.16);
  background: var(--c-primary);
  color: var(--c-text);
  line-height: 1.6;
  position: relative;
  overflow: hidden;
}

.page-news .news-heading-wrap {
  padding: 2.5rem 1rem 2rem;
}

.page-news .page-heading {
  border-left: 3px solid var(--c-accent);
  padding-left: 1.25rem;
}

.page-news .page-heading__index {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 0.5rem;
}

.page-news .page-heading__title {
  font-family: var(--font-headline);
  font-weight: 900;
  font-style: italic;
  font-size: clamp(2rem, 6vw, 3.4rem);
  line-height: 1.02;
  color: var(--c-text);
  transform: skewX(-3deg);
  margin: 0.5rem 0;
}

.page-news .page-heading__crumb {
  margin: 0.75rem 0;
}

.page-news .news-heading__desc {
  color: var(--c-text-muted);
  max-width: 720px;
  margin: 0.75rem 0 0;
  font-size: 0.95rem;
}

.page-news .news-heading__meta {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--c-text-muted);
  border-top: 1px solid var(--news-line);
  padding-top: 0.9rem;
  margin-top: 1.5rem;
}

.page-news .news-section {
  position: relative;
}

.page-news .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.page-news .section-index {
  display: block;
  width: 100%;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-accent);
}

.page-news .section-title {
  font-family: var(--font-headline);
  font-weight: 900;
  font-style: italic;
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  line-height: 1.1;
  transform: skewX(-3deg);
  margin: 0;
}

.page-news .news-announce {
  background: linear-gradient(160deg, var(--c-primary-deep) 0%, var(--c-primary-soft) 58%, var(--c-primary) 100%);
  padding-top: 3rem;
  padding-bottom: 3rem;
}

.page-news .news-announce::before {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  width: 160px;
  height: 8px;
  background: repeating-linear-gradient(-45deg, var(--c-accent) 0 12px, transparent 12px 26px);
  opacity: 0.7;
}

.page-news .news-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(10, 42, 102, 0.85);
  border: 1px solid var(--news-line);
  margin: 0 0 2rem;
}

.page-news .news-stats__item {
  background: var(--c-primary-deep);
  padding: 0.9rem 0.25rem;
  text-align: center;
}

.page-news .news-stats__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--c-accent);
  line-height: 1.2;
}

.page-news .news-stats__label {
  display: block;
  font-size: 0.7rem;
  color: var(--c-text-muted);
  margin-top: 0.25rem;
}

.page-news .news-feature-grid {
  row-gap: 2rem;
}

.page-news .news-feature {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(7, 23, 51, 0.62);
  padding: 1rem;
}

.page-news .news-feature__img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-news .news-feature__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.page-news .news-feature__title {
  font-size: 1.3rem;
  font-weight: 800;
  line-height: 1.3;
  margin: 0 0 0.75rem;
}

.page-news .news-feature__desc {
  color: var(--c-text-muted);
  font-size: 0.92rem;
  margin: 0;
}

.page-news .news-feature__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.72rem;
  color: var(--c-accent);
  border-top: 1px solid var(--news-line);
  padding-top: 0.75rem;
  margin-top: 1rem;
}

.page-news .news-list__head {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--c-gold);
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-list {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
}

.page-news .news-list__item {
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-list__item details {
  display: block;
}

.page-news .news-list__item summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 0.94rem;
  line-height: 1.45;
  padding: 0.85rem 0;
  list-style: none;
  position: relative;
  padding-right: 1.5rem;
}

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

.page-news .news-list__item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 0.7rem;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--c-accent);
}

.page-news .news-list__item details[open] summary::after {
  content: "–";
}

.page-news .news-list__item p {
  font-size: 0.86rem;
  color: var(--c-text-muted);
  margin: 0 0 0.9rem;
  padding-left: 0.9rem;
  border-left: 1px solid var(--c-accent);
}

.page-news .news-rules {
  background: linear-gradient(180deg, var(--c-surface) 0%, #F2F5F9 50%, var(--c-surface) 100%);
  color: var(--c-primary);
  padding-top: 3rem;
  padding-bottom: 3rem;
}

.page-news .news-rules .section-index {
  color: var(--c-accent);
}

.page-news .news-rules .section-title {
  color: var(--c-primary);
}

.page-news .news-rules .seg-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  border-bottom: 1px solid var(--news-surface-line);
  padding-bottom: 1.25rem;
  margin-bottom: 1.5rem;
}

.page-news .news-rules .seg-tab {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--c-primary);
  text-decoration: none;
  padding: 0.45rem 1rem;
  border: 1px solid rgba(10, 31, 68, 0.28);
  border-radius: 0;
  background: transparent;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.page-news .news-rules .seg-tab:hover {
  background: var(--c-primary);
  color: var(--c-text);
  transform: skewX(-3deg);
}

.page-news .news-rules .seg-tab[aria-selected="true"] {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: var(--c-white);
}

.page-news .rule-block {
  padding: 1.25rem 0;
  border-top: 1px solid var(--news-surface-line);
  scroll-margin-top: 2rem;
}

.page-news .rule-block:first-of-type {
  border-top: none;
}

.page-news .rule-block__intro h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--c-primary);
  margin: 0 0 0.4rem;
}

.page-news .rule-block__mono {
  font-size: 0.7rem;
  color: var(--c-accent);
  letter-spacing: 0.08em;
  margin: 0 0 0.75rem;
}

.page-news .rule-block__intro > p:last-child {
  font-size: 0.9rem;
  color: rgba(10, 31, 68, 0.78);
  margin: 0.75rem 0 0;
}

.page-news .rule-block__items {
  display: grid;
  gap: 0.75rem;
  align-content: start;
}

.page-news .rule-block__visual {
  background: var(--c-white);
  border: 1px solid var(--news-surface-line);
}

.page-news .rule-block__visual img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-news .rule-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  background: rgba(255, 255, 255, 0.72);
  border-left: 2px solid var(--c-accent);
  padding: 0.9rem 1rem;
}

.page-news .rule-item__num {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--c-accent);
  line-height: 1.6;
}

.page-news .rule-item__body h4 {
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--c-primary);
  margin: 0 0 0.3rem;
}

.page-news .rule-item__body p {
  font-size: 0.86rem;
  color: rgba(10, 31, 68, 0.72);
  margin: 0;
}

.page-news .news-observe {
  background: linear-gradient(200deg, var(--c-primary-deep) 0%, var(--c-primary) 42%, var(--c-primary-soft) 100%);
  padding-top: 3rem;
  padding-bottom: 3rem;
}

.page-news .news-observe::after {
  content: "";
  display: block;
  position: absolute;
  bottom: 0;
  left: 0;
  width: 220px;
  height: 6px;
  background: repeating-linear-gradient(-45deg, var(--c-gold) 0 14px, transparent 14px 30px);
  opacity: 0.45;
}

.page-news .observe-main {
  row-gap: 2rem;
}

.page-news .observe-article {
  border: 1px solid var(--news-line);
  background: rgba(7, 23, 51, 0.55);
  padding: 1.25rem;
}

.page-news .observe-article h3 {
  font-size: 1.25rem;
  font-weight: 800;
  line-height: 1.35;
  margin: 0.75rem 0 0.8rem;
}

.page-news .observe-article > p {
  font-size: 0.92rem;
  color: var(--c-text-muted);
  margin: 0 0 1rem;
}

.page-news .observe-points {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.page-news .observe-points li {
  font-size: 0.88rem;
  color: var(--c-text);
  border-left: 1px solid var(--c-accent);
  padding-left: 0.75rem;
}

.page-news .observe-points__num {
  color: var(--c-accent);
  font-weight: 700;
  margin-right: 0.4rem;
}

.page-news .observe-article__meta {
  font-size: 0.72rem;
  color: var(--c-gold);
  letter-spacing: 0.08em;
  border-top: 1px solid var(--news-line);
  padding-top: 0.75rem;
}

.page-news .observe-visual {
  border: 1px solid var(--news-line);
  background: var(--c-primary-deep);
}

.page-news .observe-visual img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-news .observe-lower {
  row-gap: 1.25rem;
  margin-top: 2rem;
}

.page-news .observe-card {
  border: 1px solid var(--news-line);
  background: rgba(10, 42, 102, 0.35);
  padding: 1.1rem;
}

.page-news .observe-card h3 {
  font-size: 1.02rem;
  font-weight: 800;
  margin: 0.75rem 0 0.55rem;
}

.page-news .observe-card p {
  font-size: 0.86rem;
  color: var(--c-text-muted);
  margin: 0 0 1rem;
}

.page-news .btn--small {
  display: inline-block;
  font-size: 0.78rem;
  padding: 0.4rem 0.8rem;
}

.page-news .news-archive {
  background: linear-gradient(0deg, #EDF1F6 0%, var(--c-surface) 100%);
  color: var(--c-primary);
  padding-top: 3rem;
  padding-bottom: 3rem;
}

.page-news .news-archive .section-title {
  color: var(--c-primary);
}

.page-news .news-archive__visual {
  border: 1px solid var(--news-surface-line);
  margin-bottom: 2rem;
}

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

.page-news .archive-grid {
  row-gap: 1.5rem;
}

.page-news .archive-item {
  border-top: 2px solid var(--c-gold-deep);
  padding: 1rem 0.25rem 0;
}

.page-news .archive-item__season {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--c-accent);
  margin-bottom: 0.5rem;
}

.page-news .archive-item h3 {
  font-size: 1.12rem;
  font-weight: 800;
  line-height: 1.35;
  color: var(--c-primary);
  margin: 0 0 0.6rem;
}

.page-news .archive-item p {
  font-size: 0.88rem;
  color: rgba(10, 31, 68, 0.74);
  margin: 0 0 0.8rem;
}

.page-news .anchor-link {
  display: inline-block;
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--c-accent);
  text-decoration: none;
  border-bottom: 1px solid var(--c-accent);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-news .anchor-link:hover {
  color: var(--c-primary-soft);
  border-color: var(--c-primary-soft);
}

@media (min-width: 768px) {
  .page-news .news-heading-wrap {
    padding: 3.5rem 1.5rem 3rem;
  }

  .page-news .news-heading__meta {
    flex-direction: row;
    justify-content: space-between;
  }

  .page-news .news-feature {
    grid-template-columns: 1fr 1fr;
  }

  .page-news .news-feature__img {
    height: 100%;
    max-height: 260px;
  }

  .page-news .news-stats__item {
    padding: 1.1rem 0.5rem;
  }

  .page-news .news-stats__num {
    font-size: 1.5rem;
  }

  .page-news .rule-block {
    padding: 2rem 0 1.5rem;
  }

  .page-news .rule-block__items {
    gap: 1rem;
  }

  .page-news .rule-block__visual {
    display: none;
  }

  .page-news .observe-article {
    padding: 1.5rem;
  }

  .page-news .observe-card {
    padding: 1.25rem;
  }
}

@media (min-width: 1024px) {
  .page-news .news-heading-wrap {
    padding: 4rem 0 3.5rem;
  }

  .page-news .news-feature {
    grid-template-columns: 400px 1fr;
    gap: 1.5rem;
  }

  .page-news .news-feature__img {
    height: 100%;
  }

  .page-news .news-stats {
    margin: 0 0 2.5rem;
  }

  .page-news .news-section .section-head {
    margin-bottom: 2rem;
  }

  .page-news .section-index {
    width: auto;
    margin-right: 1rem;
  }

  .page-news .news-announce {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }

  .page-news .news-rules {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }

  .page-news .news-rules .seg-tabs {
    gap: 0;
    border-bottom: 1px solid var(--news-surface-line);
    margin-bottom: 2rem;
  }

  .page-news .news-rules .seg-tab {
    margin-right: 0.35rem;
  }

  .page-news .rule-block__items {
    grid-template-columns: 1fr 1fr;
  }

  .page-news .rule-block__visual {
    display: block;
    grid-column: span 2;
  }

  .page-news .rule-block__visual img {
    max-height: 280px;
    object-fit: cover;
  }

  .page-news .news-observe {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }

  .page-news .observe-main {
    display: flex;
    align-items: stretch;
    gap: 2rem;
  }

  .page-news .observe-main .col-span-8 {
    flex: 1 1 66.666%;
    max-width: 66.666%;
  }

  .page-news .observe-main .col-span-4 {
    flex: 1 1 33.333%;
    max-width: 33.333%;
  }

  .page-news .observe-visual {
    height: 100%;
  }

  .page-news .observe-visual img {
    height: 100%;
    max-height: 420px;
  }

  .page-news .observe-lower {
    display: flex;
    gap: 1.25rem;
  }

  .page-news .observe-lower .col-span-4 {
    flex: 1 1 33.333%;
  }

  .page-news .news-archive {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }

  .page-news .archive-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
  }

  .page-news .archive-grid .col-span-6 {
    flex: 1 1 calc(50% - 1rem);
    max-width: calc(50% - 1rem);
  }
}