.page-news {
  --news-schedule: var(--color-primary);
  --news-version: var(--color-accent);
  --news-event: var(--color-gold);
  --news-line: #dbe4ee;
  --news-bg-soft: #f0f5fa;
  max-width: var(--site-width);
  margin: 0 auto;
  padding: 32px 20px 72px;
  background:
    radial-gradient(720px 260px at 100% 0%, rgba(184, 212, 232, 0.35) 0%, transparent 72%),
    var(--color-white);
  color: var(--color-text);
  font-family: var(--font-body);
}

.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-muted);
  margin-bottom: 36px;
  letter-spacing: 0.02em;
}

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

.page-news .breadcrumb a:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

.page-news .breadcrumb__sep {
  color: var(--color-muted);
}

.page-news .news-hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 36px;
  margin-bottom: 48px;
  border-bottom: 1px solid var(--color-glacier);
  position: relative;
}

.page-news .news-hero__main {
  flex: 1 1 auto;
}

.page-news .news-hero h1 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(28px, 5vw, 44px);
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--color-primary);
  margin: 12px 0 14px;
}

.page-news .news-hero__desc {
  max-width: 640px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-muted);
  margin: 0;
}

.page-news .news-hero__aside {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
  padding-bottom: 4px;
}

.page-news .news-hero__vertical {
  writing-mode: vertical-rl;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.28em;
  color: var(--color-accent);
  border-left: 2px solid var(--color-accent);
  padding-left: 8px;
  height: 96px;
  display: none;
}

.page-news .news-spotlight {
  margin-bottom: 64px;
}

.page-news .news-spotlight__head {
  margin-bottom: 20px;
}

.page-news .news-spotlight__card {
  display: grid;
  grid-template-columns: 1fr;
  background: var(--color-deep);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-float);
}

.page-news .news-spotlight__media {
  width: 100%;
  border-radius: 0;
}

.page-news .news-spotlight__media img {
  display: block;
}

.page-news .news-spotlight__body {
  padding: 28px 24px 32px;
  color: #e8eff7;
}

.page-news .news-spotlight__tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.page-news .tag--spotlight {
  background: rgba(255, 255, 255, 0.16);
  color: #f7f9fc;
  border: 1px solid rgba(255, 255, 255, 0.24);
}

.page-news .news-spotlight__batch {
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: #b8d4e8;
  text-transform: uppercase;
}

.page-news .news-spotlight__title {
  font-family: var(--font-heading);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 700;
  line-height: 1.35;
  color: #ffffff;
  margin: 0 0 12px;
}

.page-news .news-spotlight__summary {
  font-size: 15px;
  line-height: 1.85;
  color: #c7d6e6;
  margin: 0 0 20px;
}

.page-news .news-spotlight__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 500;
  color: #9db8d4;
}

.page-news .news-spotlight__divider {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-accent);
}

.page-news .news-feed {
  margin-bottom: 72px;
}

.page-news .feed-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.page-news .feed-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.page-news .feed-head__text {
  flex: 1 1 200px;
}

.page-news .feed-head__visual {
  width: 180px;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  display: none;
}

.page-news .feed-head__visual img {
  display: block;
}

.page-news .feed-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

.page-news .feed-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 22px;
  border-radius: var(--radius-tag);
  border: 1px solid var(--color-glacier);
  background: #ffffff;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
  user-select: none;
}

.page-news .feed-btn:hover {
  border-color: var(--color-primary);
  box-shadow: 0 2px 10px rgba(26, 75, 140, 0.1);
}

.page-news .news-items {
  display: grid;
  gap: 18px;
}

.page-news .news-item {
  display: grid;
  grid-template-columns: 64px 1fr;
  grid-template-areas:
    "index thumb"
    "content content";
  gap: 14px 16px;
  padding: 20px;
  background: #ffffff;
  border: 1px solid var(--news-line);
  border-left: 4px solid var(--news-schedule);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition), transform var(--transition);
}

.page-news .news-item:hover {
  box-shadow: 0 6px 20px rgba(11, 31, 51, 0.1);
  transform: translateY(-2px);
}

.page-news .news-item--schedule {
  border-left-color: var(--news-schedule);
}

.page-news .news-item--version {
  border-left-color: var(--news-version);
}

.page-news .news-item--event {
  border-left-color: var(--news-event);
}

.page-news .news-item__index {
  grid-area: index;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  font-family: var(--font-heading);
  line-height: 1.1;
  padding-top: 4px;
}

.page-news .news-item__index-num {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

.page-news .news-item--version .news-item__index-num {
  color: var(--color-accent);
}

.page-news .news-item--event .news-item__index-num {
  color: var(--color-gold);
}

.page-news .news-item__index-sub {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-muted);
  letter-spacing: 0.18em;
  margin-top: 4px;
}

.page-news .news-item__thumb {
  grid-area: thumb;
  width: 100%;
  max-width: 120px;
  justify-self: end;
  border-radius: 10px;
  overflow: hidden;
}

.page-news .news-item__thumb img {
  display: block;
}

.page-news .news-item__content {
  grid-area: content;
}

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

.page-news .tag--schedule {
  background: rgba(26, 75, 140, 0.12);
  color: var(--color-primary);
}

.page-news .tag--version {
  background: rgba(226, 87, 48, 0.12);
  color: var(--color-accent);
}

.page-news .tag--event {
  background: rgba(212, 160, 23, 0.14);
  color: #9b7410;
}

.page-news .news-item__time {
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 500;
  color: var(--color-muted);
  letter-spacing: 0.06em;
}

.page-news .news-item__title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--color-text);
  margin: 0 0 8px;
}

.page-news .news-item__summary {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-muted);
  margin: 0 0 10px;
}

.page-news .news-item__detail {
  border-top: 1px dashed var(--news-line);
  padding-top: 8px;
  margin-top: 4px;
}

.page-news .news-item__detail summary {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  outline-offset: 4px;
  transition: color var(--transition);
}

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

.page-news .news-item__detail summary::before {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #ffffff;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  transition: transform var(--transition), background var(--transition);
}

.page-news .news-item--version .news-item__detail summary::before {
  background: var(--color-accent);
}

.page-news .news-item--event .news-item__detail summary::before {
  background: var(--color-gold);
}

.page-news .news-item__detail[open] summary::before {
  transform: rotate(45deg);
}

.page-news .news-item__detail p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--color-text);
  margin: 12px 0 0;
  padding-left: 24px;
}

.page-news .news-item__detail a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}

.page-news .news-item__detail a:hover {
  color: var(--color-accent);
}

.page-news .feed-input:checked ~ .feed-controls .feed-btn--all,
.page-news .feed-input:checked ~ .feed-controls .feed-btn--schedule,
.page-news .feed-input:checked ~ .feed-controls .feed-btn--version,
.page-news .feed-input:checked ~ .feed-controls .feed-btn--event {
  border-color: transparent;
  color: #ffffff;
}

.page-news #filter-all:checked ~ .feed-controls .feed-btn--all {
  background: var(--color-primary);
  box-shadow: 0 4px 14px rgba(26, 75, 140, 0.25);
}

.page-news #filter-schedule:checked ~ .feed-controls .feed-btn--schedule {
  background: var(--color-primary);
  box-shadow: 0 4px 14px rgba(26, 75, 140, 0.25);
}

.page-news #filter-version:checked ~ .feed-controls .feed-btn--version {
  background: var(--color-accent);
  box-shadow: 0 4px 14px rgba(226, 87, 48, 0.25);
}

.page-news #filter-event:checked ~ .feed-controls .feed-btn--event {
  background: var(--color-gold);
  box-shadow: 0 4px 14px rgba(212, 160, 23, 0.28);
}

.page-news #filter-schedule:checked ~ .news-items .news-item:not(.news-item--schedule),
.page-news #filter-version:checked ~ .news-items .news-item:not(.news-item--version),
.page-news #filter-event:checked ~ .news-items .news-item:not(.news-item--event) {
  display: none;
}

.page-news .news-update {
  background: var(--news-bg-soft);
  border: 1px solid var(--color-glacier);
  border-radius: var(--radius-card);
  padding: 32px 24px 36px;
}

.page-news .news-update__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 20px;
}

.page-news .news-update__text {
  font-size: 15px;
  line-height: 1.85;
  color: var(--color-text);
}

.page-news .news-update__text p {
  margin: 0 0 16px;
}

.page-news .news-update__list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .news-update__list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
}

.page-news .news-update__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.7em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--color-primary);
  transform: rotate(45deg);
}

.page-news .news-update__list li:nth-child(2)::before {
  background: var(--color-accent);
}

.page-news .news-update__list li:nth-child(3)::before {
  background: var(--color-gold);
}

.page-news .news-update__list strong {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-primary);
}

.page-news .news-update__trust {
  background: var(--color-white);
  border-left: 3px solid var(--color-accent);
  padding: 12px 16px;
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text);
}

.page-news .news-update__trust a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .news-update__trust a:hover {
  color: var(--color-accent);
}

.page-news .news-update__visual {
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  background: var(--color-glacier);
}

.page-news .news-update__visual img {
  display: block;
}

@media (min-width: 480px) {
  .page-news .news-item__thumb {
    max-width: 140px;
  }
}

@media (min-width: 768px) {
  .page-news {
    padding: 40px 32px 88px;
  }

  .page-news .news-hero__vertical {
    display: block;
  }

  .page-news .news-spotlight__body {
    padding: 36px 32px 40px;
  }

  .page-news .feed-head__visual {
    display: block;
    width: 220px;
  }

  .page-news .news-items {
    gap: 22px;
  }

  .page-news .news-item {
    grid-template-columns: 80px 160px 1fr;
    grid-template-areas: "index thumb content";
    gap: 22px;
    padding: 24px;
  }

  .page-news .news-item__index {
    align-items: center;
    padding-top: 8px;
    border-right: 2px solid var(--news-line);
    margin-right: 4px;
  }

  .page-news .news-item__index-sub {
    letter-spacing: 0.22em;
  }

  .page-news .news-item__thumb {
    max-width: 160px;
    justify-self: stretch;
  }

  .page-news .news-item__title {
    font-size: 19px;
  }

  .page-news .news-update {
    padding: 40px 36px 44px;
  }

  .page-news .news-update__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 32px;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-news .news-spotlight__card {
    grid-template-columns: 1.15fr 1fr;
  }

  .page-news .news-spotlight__media {
    min-height: 100%;
  }

  .page-news .news-spotlight__body {
    padding: 40px 38px;
  }

  .page-news .news-feed {
    display: grid;
    grid-template-columns: 280px 1fr;
    grid-template-areas:
      "head head"
      "controls items";
    gap: 0 32px;
  }

  .page-news .feed-head {
    grid-area: head;
    margin-bottom: 24px;
  }

  .page-news .feed-controls {
    grid-area: controls;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 0;
  }

  .page-news .feed-btn {
    justify-content: flex-start;
    padding: 12px 24px;
  }

  .page-news .news-items {
    grid-area: items;
  }
}