.page-news {
  --news-deco-alpha: 0.12;
  --news-stripe-w: 6px;
}

.page-news [id] {
  scroll-margin-top: calc(var(--header-h) + 16px);
}

.page-news .news-hero {
  position: relative;
  padding: calc(var(--header-h) + 44px) 0 0;
  background: var(--color-deep-space);
  color: var(--color-white);
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  right: -80px;
  top: 90px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,212,255,0.18) 0%, transparent 70%);
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  left: -40px;
  top: 220px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,154,60,0.16) 0%, transparent 70%);
  pointer-events: none;
}

.page-news .news-hero .container {
  position: relative;
  z-index: 2;
}

.page-news .news-hero-body {
  max-width: 680px;
  padding-bottom: 48px;
}

.page-news .news-hero-sub {
  font-family: var(--font-title);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-gold);
  margin-bottom: 12px;
}

.page-news .news-hero h1 {
  font-size: 38px;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
}

.page-news .news-hero-desc {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255,255,255,0.85);
  max-width: 580px;
  margin-bottom: 28px;
}

.page-news .news-hero-scroll {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-title);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-electric);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease-out), color 0.25s var(--ease-out);
}

.page-news .news-hero-scroll:hover {
  border-bottom-color: var(--color-electric);
  color: var(--color-white);
}

.page-news .news-hero-scroll span {
  display: inline-block;
  transition: transform 0.25s var(--ease-out);
}

.page-news .news-hero-scroll:hover span {
  transform: translateY(4px);
}

.page-news .news-hero-visual {
  width: 100%;
  max-height: 320px;
  overflow: hidden;
  position: relative;
}

.page-news .news-hero-visual img {
  display: block;
  width: 100%;
  height: 320px;
  object-fit: cover;
}

.page-news .news-hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,27,58,0.55) 0%, rgba(11,27,58,0) 40%);
  pointer-events: none;
}

.page-news .news-pinned {
  padding: 60px 0 68px;
}

.page-news .news-pinned-card {
  position: relative;
  padding: 34px 24px 32px;
  max-width: 960px;
  margin: 0 auto;
  overflow: hidden;
}

.page-news .news-deco-img {
  position: absolute;
  top: -14px;
  right: -14px;
  width: 100px;
  height: 100px;
  opacity: 0.45;
  border-radius: 50%;
  pointer-events: none;
  transform: rotate(12deg);
}

.page-news .news-pinned-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.page-news .pinned-tag {
  display: inline-block;
  font-family: var(--font-title);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-white);
  background: var(--color-grass);
  padding: 5px 14px;
  border-radius: 999px;
}

.page-news .news-pinned h2 {
  font-size: 27px;
  line-height: 1.28;
  margin-bottom: 12px;
}

.page-news .news-pinned-desc {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-light);
  margin-bottom: 20px;
}

.page-news .news-pinned-points {
  list-style: none;
  padding: 0;
  margin: 0 0 26px;
  display: grid;
  gap: 11px;
}

.page-news .news-pinned-points li {
  position: relative;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text);
}

.page-news .news-pinned-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--color-gold);
  box-shadow: 0 0 0 4px rgba(201,154,60,0.16);
}

.page-news .news-pinned-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .news-updates {
  padding: 64px 0 80px;
  background: var(--color-white);
}

.page-news .section-head {
  margin-bottom: 36px;
}

.page-news .section-head h2 {
  font-size: 31px;
  margin-top: 8px;
}

.page-news .section-desc {
  margin-top: 10px;
  color: var(--color-text-light);
  font-size: 15px;
  line-height: 1.7;
  max-width: 640px;
}

.page-news .news-layout {
  display: grid;
  gap: 36px;
}

.page-news .category-toc {
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
  gap: 8px;
  padding: 4px 0 12px;
  -webkit-overflow-scrolling: touch;
}

.page-news .category-toc-title {
  display: none;
}

.page-news .filter-chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-title);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 8px 16px;
  text-decoration: none;
  transition: background 0.2s var(--ease-out), color 0.2s var(--ease-out), border-color 0.2s var(--ease-out);
}

.page-news .filter-chip:hover {
  border-color: var(--color-electric);
  color: var(--color-electric);
}

.page-news .cat-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  flex: 0 0 auto;
}

.page-news .cat-dot--all { background: var(--color-text); }
.page-news .cat-dot--electric { background: var(--color-electric); }
.page-news .cat-dot--gold { background: var(--color-gold); }
.page-news .cat-dot--purple { background: var(--color-purple); }
.page-news .cat-dot--grass { background: var(--color-grass); }

.page-news .news-stream {
  display: grid;
  gap: 42px;
}

.page-news .news-group-title {
  font-size: 18px;
  font-family: var(--font-title);
  font-weight: 900;
  color: var(--color-text);
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 8px;
  margin-bottom: 16px;
}

.page-news .news-entry {
  position: relative;
  padding: 20px 20px 20px 24px;
  background: var(--color-bg-light);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-bottom: 16px;
  overflow: hidden;
  transition: background 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
}

.page-news .news-entry:hover {
  background: var(--color-white);
  box-shadow: 0 4px 16px rgba(11,27,58,0.08);
}

.page-news .news-entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--news-stripe-w);
  background: var(--color-electric);
}

.page-news .news-entry--announcement::before { background: var(--color-electric); }
.page-news .news-entry--column::before { background: var(--color-gold); }
.page-news .news-entry--version::before { background: var(--color-purple); }
.page-news .news-entry--service::before { background: var(--color-grass); }

.page-news .news-entry-cat {
  display: inline-block;
  font-family: var(--font-title);
  font-size: 12px;
  font-weight: 700;
  color: var(--color-text);
  background: rgba(0,0,0,0.06);
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 10px;
}

.page-news .news-entry-title {
  font-size: 20px;
  font-family: var(--font-title);
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 8px;
  color: var(--color-text);
}

.page-news .news-entry-desc {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text-light);
  margin-bottom: 10px;
}

.page-news .news-entry-date {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-gold);
}

.page-news .news-updates:has(.news-group:target) .news-group:not(:target) {
  display: none;
}

.page-news .news-updates:has(#cat-announcement:target) a[href="#cat-announcement"],
.page-news .news-updates:has(#cat-column:target) a[href="#cat-column"],
.page-news .news-updates:has(#cat-version:target) a[href="#cat-version"],
.page-news .news-updates:has(#cat-service:target) a[href="#cat-service"] {
  background: var(--color-gold);
  color: var(--color-white);
  border-color: var(--color-gold);
}

.page-news .news-updates:not(:has(.news-group:target)) a[href="#updates"],
.page-news .news-updates:has(#updates:target) a[href="#updates"] {
  background: var(--color-gold);
  color: var(--color-white);
  border-color: var(--color-gold);
}

.page-news .news-log {
  padding: 64px 0 80px;
  color: var(--color-white);
}

.page-news .log-grid {
  display: grid;
  gap: 40px;
}

.page-news .log-main h2 {
  font-size: 31px;
  margin-top: 8px;
}

.page-news .log-desc {
  margin-top: 10px;
  color: rgba(255,255,255,0.75);
  font-size: 15px;
  line-height: 1.7;
  max-width: 600px;
}

.page-news .changelog-list {
  list-style: none;
  padding: 0;
  margin: 40px 0 0;
}

.page-news .changelog-item {
  position: relative;
  padding-left: 28px;
  margin-bottom: 32px;
}

.page-news .changelog-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--color-gold);
  box-shadow: 0 0 0 5px rgba(201,154,60,0.18);
}

.page-news .changelog-item:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 26px;
  bottom: -14px;
  width: 2px;
  border-left: 2px dashed rgba(201,154,60,0.5);
}

.page-news .changelog-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.page-news .changelog-tag {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-gold);
  background: rgba(201,154,60,0.15);
  padding: 4px 12px;
  border-radius: 999px;
}

.page-news .changelog-period {
  font-family: var(--font-title);
  font-size: 13px;
  color: rgba(255,255,255,0.6);
}

.page-news .changelog-item h3 {
  font-size: 18px;
  font-family: var(--font-title);
  font-weight: 900;
  margin-bottom: 6px;
}

.page-news .changelog-item p {
  font-size: 15px;
  line-height: 1.7;
  color: rgba(255,255,255,0.72);
  margin-bottom: 0;
}

.page-news .log-side {
  position: relative;
  border-radius: var(--radius-lg) 0 var(--radius-lg) 0;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.12);
  align-self: start;
}

.page-news .log-side img {
  display: block;
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.page-news .news-archive {
  padding: 64px 0 80px;
}

.page-news .archive-grid {
  display: grid;
  gap: 36px;
  align-items: center;
}

.page-news .archive-content h2 {
  font-size: 31px;
  margin-top: 8px;
}

.page-news .archive-content p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-light);
  margin-top: 12px;
}

.page-news .archive-list {
  list-style: none;
  padding: 0;
  margin: 26px 0 0;
  display: grid;
  gap: 12px;
}

.page-news .archive-list a {
  display: inline-flex;
  align-items: center;
  color: var(--color-deep-space);
  font-family: var(--font-title);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 4px;
  transition: color 0.2s var(--ease-out), border-color 0.2s var(--ease-out);
}

.page-news .archive-list a::before {
  content: "→";
  color: var(--color-electric);
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
}

.page-news .archive-list a:hover {
  color: var(--color-electric);
  border-color: var(--color-electric);
}

.page-news .archive-img {
  border-radius: var(--radius-lg) 0 var(--radius-lg) 0;
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: 0 16px 32px rgba(11,27,58,0.08);
}

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

@media (min-width: 768px) {
  .page-news .news-hero {
    padding: calc(var(--header-h) + 68px) 0 0;
  }

  .page-news .news-hero-body {
    padding-bottom: 64px;
  }

  .page-news .news-hero h1 {
    font-size: 54px;
  }

  .page-news .news-hero-desc {
    font-size: 17px;
  }

  .page-news .news-hero-visual {
    max-height: 440px;
  }

  .page-news .news-hero-visual img {
    height: 440px;
  }

  .page-news .news-pinned {
    padding: 76px 0 84px;
  }

  .page-news .news-pinned-card {
    padding: 48px 56px;
  }

  .page-news .news-pinned h2 {
    font-size: 34px;
  }

  .page-news .news-pinned-desc {
    font-size: 17px;
  }

  .page-news .news-updates {
    padding: 84px 0 96px;
  }

  .page-news .section-head h2 {
    font-size: 38px;
  }

  .page-news .news-layout {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-news .category-toc {
    flex-direction: column;
    align-items: stretch;
    overflow-x: visible;
    position: sticky;
    top: calc(var(--header-h) + 16px);
    padding: 20px 18px;
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
  }

  .page-news .category-toc-title {
    display: block;
    font-family: var(--font-title);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-text-light);
    text-transform: uppercase;
    margin-bottom: 12px;
  }

  .page-news .filter-chip {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
  }

  .page-news .news-log {
    padding: 84px 0 96px;
  }

  .page-news .log-grid {
    grid-template-columns: minmax(0, 1fr) 260px;
    gap: 48px;
  }

  .page-news .log-main h2 {
    font-size: 38px;
  }

  .page-news .log-side img {
    height: auto;
    min-height: 520px;
  }

  .page-news .news-archive {
    padding: 84px 0 96px;
  }

  .page-news .archive-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 56px;
  }

  .page-news .archive-content h2 {
    font-size: 38px;
  }

  .page-news .archive-content p {
    font-size: 16px;
  }
}

@media (min-width: 1200px) {
  .page-news .news-layout {
    grid-template-columns: 280px minmax(0, 1fr);
  }

  .page-news .news-entry {
    padding: 24px 28px 24px 32px;
  }

  .page-news .news-entry-title {
    font-size: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition: none !important;
    animation: none !important;
  }
}