.page-news {
  position: relative;
  --news-glow-border: rgba(0, 229, 255, 0.35);
  --news-gold-border: rgba(255, 215, 0, 0.35);
  --news-red-border: rgba(255, 61, 61, 0.35);
  --news-green-border: rgba(0, 200, 83, 0.35);
  color: var(--color-text);
}

.page-news .container {
  position: relative;
  z-index: 1;
}

.page-news .breadcrumb {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--color-text-dim);
}

.page-news .breadcrumb__link {
  color: var(--color-glow);
  text-decoration: none;
}

.page-news .breadcrumb__current {
  color: var(--color-text);
}

.page-news__hero {
  position: relative;
  padding: 40px 0 44px;
  display: grid;
  gap: 28px;
  border-bottom: 1px solid var(--color-line);
  background:
    linear-gradient(115deg, transparent 6%, rgba(0, 229, 255, 0.05) 45%, transparent 78%),
    linear-gradient(200deg, rgba(255, 215, 0, 0.03), transparent 50%);
}

.page-news__hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: -60px;
  width: 220px;
  height: 220px;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.06), transparent 70%);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 12% 100%);
  pointer-events: none;
}

.page-news__hero-lead {
  position: relative;
  z-index: 1;
}

.page-news__hero-kicker {
  margin-bottom: 14px;
  color: var(--color-glow);
}

.page-news__hero-title {
  margin: 0 0 14px;
  font-family: var(--font-heading);
  font-size: clamp(38px, 8vw, 64px);
  line-height: 1.05;
  letter-spacing: 0.02em;
  color: var(--color-text);
  text-transform: uppercase;
  position: relative;
  padding-left: 12px;
}

.page-news__hero-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  background: var(--color-glow);
  transform: skewX(-14deg);
}

.page-news__hero-desc {
  margin: 0;
  max-width: 720px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-dim);
}

.page-news__hero-index {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
  padding: 14px;
  border: 1px solid var(--color-line);
  background: rgba(17, 25, 38, 0.55);
  backdrop-filter: var(--blur);
  box-shadow: var(--shadow-panel);
}

.page-news__hero-index-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  font-size: 14px;
  color: var(--color-text-dim);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  scroll-margin-top: 90px;
}

.page-news__hero-index-item:hover,
.page-news__hero-index-item:focus-visible {
  background: rgba(0, 229, 255, 0.06);
  color: var(--color-text);
  border-left-color: var(--color-glow);
}

.page-news__hero-index-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-glow);
  letter-spacing: 0.06em;
}

.page-news__section-hd {
  margin-bottom: 8px;
}

.page-news__section-desc {
  margin: 6px 0 0;
  max-width: 640px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-dim);
}

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

.page-news .panel-card {
  background: var(--glass);
  border: 1px solid var(--color-line);
  backdrop-filter: var(--blur);
  box-shadow: var(--shadow-panel);
}

.page-news__feature {
  display: grid;
  margin-top: 28px;
  overflow: hidden;
}

.page-news__feature-media {
  position: relative;
}

.page-news__feature-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(10, 14, 20, 0.55));
  pointer-events: none;
}

.page-news__feature-body {
  padding: 20px 16px 24px;
}

.page-news__feature-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.page-news__serial {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-dim);
  letter-spacing: 0.08em;
}

.page-news__tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-text);
  text-decoration: none;
  border: 1px solid var(--color-line);
  background: rgba(10, 14, 20, 0.6);
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
  scroll-margin-top: 90px;
}

.page-news__tag:hover,
.page-news__tag:focus-visible {
  transform: translateY(-1px);
}

.page-news__tag--update {
  color: var(--color-glow);
  border-color: var(--news-glow-border);
}

.page-news__tag--benefit {
  color: var(--color-gold);
  border-color: var(--news-gold-border);
}

.page-news__tag--score {
  color: var(--color-danger);
  border-color: var(--news-red-border);
}

.page-news__tag--data {
  color: var(--color-success);
  border-color: var(--news-green-border);
}

.page-news__feature-title {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-size: 28px;
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--color-text);
}

.page-news__feature-excerpt {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-dim);
}

.page-news__research {
  margin-top: 4px;
  border-top: 1px solid var(--color-line);
  border-left: 2px solid var(--color-glow);
  padding-left: 14px;
  background: rgba(10, 14, 20, 0.45);
}

.page-news__research-row {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(31, 42, 58, 0.75);
}

.page-news__research-row:last-child {
  border-bottom: 0;
}

.page-news__research-label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-glow);
  letter-spacing: 0.06em;
  line-height: 1.6;
}

.page-news__research-text {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--color-text-dim);
}

.page-news__research-list {
  margin: 0;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-dim);
}

.page-news__research-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  margin: 0;
}

.page-news__research-links a,
.page-news__more {
  color: var(--color-glow);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  position: relative;
  padding-bottom: 2px;
}

.page-news__research-links a::after,
.page-news__more::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--color-glow);
  transform: scaleX(0.35);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.page-news__research-links a:hover::after,
.page-news__more:hover::after {
  transform: scaleX(1);
}

.page-news__subgrid {
  display: grid;
  gap: 18px;
  margin-top: 20px;
}

.page-news__card {
  padding: 18px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-news__card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-news__card-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 22px;
  line-height: 1.3;
  color: var(--color-text);
}

.page-news__card-excerpt {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-dim);
}

.page-news__card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid rgba(31, 42, 58, 0.7);
}

.page-news__card-time {
  color: var(--color-text-dim);
}

.page-news__topic {
  position: relative;
}

.page-news__topic::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--color-glow), transparent 70%);
}

.page-news__topic-grid {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.page-news__topic-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.page-news__topic-media {
  border-bottom: 1px solid var(--color-line);
}

.page-news__topic-body {
  padding: 18px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.page-news__topic-body--offset {
  background: linear-gradient(140deg, rgba(0, 229, 255, 0.03), transparent 65%);
}

.page-news__topic-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 22px;
  line-height: 1.3;
  color: var(--color-text);
}

.page-news__topic-excerpt {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-dim);
}

.page-news__update {
  position: relative;
}

.page-news__update::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent 10%, rgba(255, 215, 0, 0.5), transparent 80%);
}

.page-news__update-grid {
  display: grid;
  gap: 24px;
  margin-top: 26px;
}

.page-news__update-brief {
  position: relative;
}

.page-news__update-image {
  border: 1px solid rgba(255, 215, 0, 0.25);
}

.page-news__update-note {
  margin: 16px 0 0;
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--color-text-dim);
  background: rgba(10, 14, 20, 0.5);
  border-left: 2px solid var(--color-gold);
}

.page-news__timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 10px;
}

.page-news__timeline::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(to bottom, var(--color-glow), var(--color-line) 35%, var(--color-line) 70%, var(--color-gold));
}

.page-news__timeline-item {
  position: relative;
  padding: 0 0 24px 42px;
  margin-top: 6px;
}

.page-news__timeline-item::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 8px;
  width: 9px;
  height: 9px;
  background: var(--color-bg);
  border: 2px solid var(--color-glow);
  transform: rotate(45deg);
}

.page-news__timeline-item:nth-child(even)::before {
  border-color: var(--color-gold);
}

.page-news__timeline-time {
  display: inline-block;
  margin-bottom: 6px;
  color: var(--color-glow);
}

.page-news__timeline-title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--color-text);
}

.page-news__timeline-text {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--color-text-dim);
}

.page-news__guide {
  position: relative;
}

.page-news__guide::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--color-glow), transparent 80%);
}

.page-news__guide-grid {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.page-news__guide-card {
  overflow: hidden;
}

.page-news__guide-body {
  padding: 20px 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-news__guide-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 22px;
  line-height: 1.3;
  color: var(--color-text);
}

.page-news__guide-excerpt {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-dim);
}

.page-news__guide-steps {
  margin: 4px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-dim);
}

.page-news__guide-side {
  display: grid;
  gap: 18px;
}

.page-news__guide-side .page-news__guide-card {
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-news__to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 50;
}

@media (min-width: 720px) {
  .page-news__hero {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: end;
    gap: 40px;
    padding: 56px 0 52px;
  }

  .page-news__hero-index {
    grid-template-columns: 1fr;
    padding: 10px;
  }

  .page-news__feature {
    grid-template-columns: 1.1fr 1fr;
    align-items: stretch;
  }

  .page-news__feature-media {
    min-height: 100%;
  }

  .page-news__feature-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .page-news__feature-body {
    padding: 28px 26px 24px;
  }

  .page-news__subgrid {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
  }

  .page-news__topic-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .page-news__topic-card {
    min-height: 380px;
  }

  .page-news__topic-media {
    height: 160px;
    overflow: hidden;
  }

  .page-news__topic-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
  }

  .page-news__update-grid {
    grid-template-columns: 280px 1fr;
    gap: 40px;
    align-items: start;
  }

  .page-news__guide-media {
    max-height: 340px;
    overflow: hidden;
  }

  .page-news__guide-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
}

@media (min-width: 1024px) {
  .page-news__hero {
    padding: 72px 0 60px;
    gap: 60px;
  }

  .page-news__hero-title {
    font-size: 64px;
  }

  .page-news__guide-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 24px;
    align-items: start;
  }

  .page-news__guide-card--feature {
    position: sticky;
    top: 90px;
  }

  .page-news__guide-side {
    gap: 22px;
  }

  .page-news__research-row {
    grid-template-columns: 80px 1fr;
  }

  .page-news__feature-title {
    font-size: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .page-news__tag,
  .page-news .page-news__more,
  .page-news .page-news__research-links a,
  .page-news .page-news__hero-index-item {
    transition: none;
  }
}