.page-news {
  --ink-muted: #C2CEE4;
  --ink-bright: #F1F6FF;
  --card-bg: rgba(255, 255, 255, 0.045);
  --card-line: rgba(0, 229, 255, 0.24);
  --page-chip-bg: rgba(11, 29, 58, 0.72);
  background:
    radial-gradient(circle at 82% 8%, rgba(0, 229, 255, 0.16), transparent 34%),
    radial-gradient(circle at 14% 42%, rgba(155, 89, 182, 0.14), transparent 30%),
    linear-gradient(180deg, #08142A 0%, #0B1D3A 48%, #08101F 100%);
  color: var(--ink-muted);
  font-family: var(--font-body);
  line-height: 1.75;
  padding-bottom: 72px;
}

.page-news .mono-label {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--electric-cyan);
}

.page-news .section-label {
  display: inline-block;
  color: var(--electric-cyan);
  border-left: 4px solid var(--neon-green);
  padding-left: 12px;
  margin-bottom: 4px;
}

.page-news a:not(.btn-primary):not(.btn-outline):not(.filter-btn) {
  color: var(--electric-cyan);
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color 0.3s var(--ease-out);
}

.page-news a:not(.btn-primary):not(.btn-outline):not(.filter-btn):hover {
  color: var(--neon-green);
}

.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  padding: 28px 0 0;
  color: var(--ink-muted);
  font-size: 0.9rem;
}

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

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

.page-news .breadcrumb-sep {
  color: rgba(255, 255, 255, 0.35);
}

.page-news .breadcrumb-current {
  color: var(--electric-cyan);
  font-weight: 600;
}

.page-news .news-hero {
  padding: 24px 0 8px;
}

.page-news .news-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4.8vw, 3.6rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: 0.01em;
  color: var(--pure-white);
  margin: 16px 0 16px;
  max-width: 13em;
}

.page-news .news-lead {
  font-size: 1.05rem;
  max-width: 72ch;
  color: var(--ink-muted);
}

.page-news .news-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 28px;
}

.page-news .filter-anchor,
.page-news .subscribe-anchor {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  overflow: hidden;
  pointer-events: none;
}

.page-news .news-aside {
  background: var(--page-chip-bg);
  border: 1px solid rgba(0, 229, 255, 0.18);
  border-radius: var(--radius-lg);
  padding: 22px;
  backdrop-filter: blur(8px);
}

.page-news .aside-illu {
  width: 100%;
  max-width: 200px;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-1);
}

.page-news .aside-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--ink-bright);
  margin: 18px 0 4px;
}

.page-news .aside-intro {
  font-size: 0.9rem;
  color: var(--ink-muted);
  margin: 0 0 16px;
}

.page-news .filter-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
}

.page-news .filter-btn {
  display: block;
  padding: 12px 20px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: transparent;
  color: var(--pure-white);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  text-align: center;
  transition: border-color 0.3s var(--ease-out), background 0.3s var(--ease-out), color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

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

.page-news .filter-btn:focus-visible,
.page-news .subscribe-input:focus-visible,
.page-news .btn-primary:focus-visible,
.page-news .btn-outline:focus-visible {
  outline: 2px solid var(--neon-green);
  outline-offset: 3px;
}

.page-news .filter-btn[href="#cat-all"] {
  background: var(--neon-green);
  border-color: var(--neon-green);
  color: var(--space-blue);
  box-shadow: var(--glow-green);
}

.page-news:has(#cat-version:target) .filter-btn[href="#cat-all"],
.page-news:has(#cat-service:target) .filter-btn[href="#cat-all"],
.page-news:has(#cat-industry:target) .filter-btn[href="#cat-all"] {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.22);
  color: var(--pure-white);
  box-shadow: none;
}

.page-news:has(#cat-version:target) .filter-btn[href="#cat-version"],
.page-news:has(#cat-service:target) .filter-btn[href="#cat-service"],
.page-news:has(#cat-industry:target) .filter-btn[href="#cat-industry"] {
  background: var(--neon-green);
  border-color: var(--neon-green);
  color: var(--space-blue);
  box-shadow: var(--glow-green);
}

.page-news .aside-status {
  margin-top: 20px;
  border-left: 3px solid var(--neon-green);
  padding-left: 12px;
  font-size: 0.9rem;
  color: var(--ink-muted);
}

.page-news .aside-status p {
  margin: 6px 0 0;
}

.page-news .news-content {
  min-width: 0;
  display: grid;
  gap: 30px;
}

.page-news .latest-section {
  display: grid;
  gap: 20px;
}

.page-news .section-heading-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.page-news .section-heading-row h2,
.page-news .feature-body h2,
.page-news .subscribe-info h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
  color: var(--ink-bright);
  margin: 0;
}

.page-news .latest-banner {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: calc(var(--radius-lg) + 4px);
  box-shadow: var(--shadow-2);
}

.page-news .article-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-news .article-item {
  position: relative;
  background: var(--card-bg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-left: 3px solid var(--electric-cyan);
  border-radius: var(--radius-lg);
  padding: 24px;
  min-width: 0;
  transition: transform 0.45s var(--ease-out), border-color 0.45s var(--ease-out), background 0.45s var(--ease-out);
}

.page-news .article-item:hover,
.page-news .article-item:focus-within {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(0, 229, 255, 0.35);
}

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

.page-news .article-index {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--electric-cyan);
}

.page-news .article-date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-muted);
  margin-left: auto;
}

.page-news .tag {
  display: inline-block;
  background: rgba(0, 229, 255, 0.12);
  color: var(--electric-cyan);
  border: 1px solid rgba(0, 229, 255, 0.3);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 2px 10px;
  line-height: 1.6;
}

.page-news .tag--green {
  background: rgba(57, 255, 20, 0.14);
  color: var(--neon-green);
  border-color: rgba(57, 255, 20, 0.4);
}

.page-news .article-item h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  line-height: 1.45;
  color: var(--ink-bright);
  margin: 10px 0 8px;
}

.page-news .article-item p {
  font-size: 0.95rem;
  color: var(--ink-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
}

.page-news .article-item:hover p,
.page-news .article-item:focus-within p {
  -webkit-line-clamp: unset;
}

.page-news .featured-article {
  grid-column: 1 / -1;
  padding: clamp(24px, 3vw, 40px);
  border-left-color: var(--neon-green);
}

.page-news .featured-article h3 {
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
}

.page-news .btn-outline {
  display: inline-block;
  margin-top: 18px;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--electric-cyan);
  background: transparent;
  color: var(--electric-cyan);
  font-family: var(--font-heading);
  font-weight: 700;
  text-decoration: none;
  transition: background 0.3s var(--ease-out), color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.page-news .btn-outline:hover {
  background: rgba(0, 229, 255, 0.14);
  color: var(--pure-white);
  box-shadow: var(--glow-cyan);
}

.page-news:has(#cat-version:target) .article-item:not([data-cat="version"]),
.page-news:has(#cat-service:target) .article-item:not([data-cat="service"]),
.page-news:has(#cat-industry:target) .article-item:not([data-cat="industry"]) {
  display: none;
}

.page-news .feature-section {
  margin-top: 14px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  align-items: center;
  background: linear-gradient(120deg, rgba(0, 229, 255, 0.08), rgba(11, 29, 58, 0.5) 42%, rgba(155, 89, 182, 0.08));
  border: 1px solid rgba(0, 229, 255, 0.18);
  border-left: 4px solid var(--neon-green);
  border-radius: calc(var(--radius-lg) + 4px);
  padding: clamp(20px, 3vw, 34px);
}

.page-news .feature-visual img,
.page-news .subscribe-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2);
}

.page-news .feature-body h2 {
  margin-top: 6px;
}

.page-news .feature-body > p {
  margin-top: 10px;
}

.page-news .feature-list {
  list-style: none;
  padding: 0;
  margin: 20px 0;
  display: grid;
  gap: 12px;
}

.page-news .feature-list li {
  display: flex;
  gap: 10px;
  align-items: baseline;
  color: var(--ink-bright);
}

.page-news .feature-list li::before {
  content: attr(data-index);
  font-family: var(--font-mono);
  font-size: 0.82em;
  color: var(--neon-green);
  flex-shrink: 0;
}

.page-news .subscribe-section {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  align-items: center;
  background: var(--page-chip-bg);
  border: 1px solid rgba(0, 229, 255, 0.2);
  border-radius: var(--radius-lg);
  padding: clamp(22px, 3vw, 34px);
}

.page-news .subscribe-info h2 {
  margin-top: 6px;
}

.page-news .subscribe-info > p {
  margin: 10px 0 0;
}

.page-news .subscribe-box {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-news .subscribe-input {
  flex: 1 1 240px;
  min-width: 0;
  padding: 12px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(0, 229, 255, 0.4);
  background: rgba(255, 255, 255, 0.06);
  color: var(--pure-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.page-news .subscribe-input::placeholder {
  color: rgba(210, 226, 255, 0.5);
}

.page-news .subscribe-input:focus {
  border-color: var(--electric-cyan);
  box-shadow: var(--glow-cyan);
}

.page-news .btn-primary {
  display: inline-block;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  background: var(--neon-green);
  border: 1px solid var(--neon-green);
  color: var(--space-blue);
  font-family: var(--font-heading);
  font-weight: 900;
  text-decoration: none;
  box-shadow: var(--glow-green);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.page-news .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(57, 255, 20, 0.55);
}

.page-news .subscribe-feedback {
  display: none;
  margin-top: 14px;
  padding: 10px 14px;
  border: 1px solid rgba(57, 255, 20, 0.4);
  border-radius: var(--radius-sm);
  background: rgba(57, 255, 20, 0.1);
  color: var(--neon-green);
  font-size: 0.92rem;
}

.page-news:has(#subscribe-success:target) .subscribe-feedback {
  display: block;
}

.page-news .subscribe-visual img {
  max-width: 440px;
}

@media (min-width: 480px) and (max-width: 899px) {
  .page-news .filter-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-news .article-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-news .latest-banner {
    aspect-ratio: 3 / 1;
  }
}

@media (min-width: 900px) {
  .page-news .news-layout {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 36px;
    align-items: start;
  }

  .page-news .news-aside {
    position: sticky;
    top: calc(var(--header-offset) + 12px);
  }

  .page-news .filter-actions {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-news .feature-section {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 32px;
  }

  .page-news .subscribe-section {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 28px;
  }

  .page-news .subscribe-visual img {
    max-width: 400px;
    justify-self: end;
  }
}