.page-news {
  --page-feature: #57B8FF;
  --page-data: #00D26A;
  --page-schedule: #FFB300;
  --page-announce: #FF8A00;
  --page-ink: #E6EEF9;
  --page-muted: #A8B4C8;
  --page-line: rgba(230, 238, 249, 0.14);
  --page-card: rgba(18, 44, 79, 0.88);
  --page-radius: 24px;
  color: var(--page-ink);
  font-family: var(--font-body);
}

.page-news__header {
  padding: 44px 0 22px;
}

.page-news__header .lead-paragraph {
  max-width: 720px;
}

.page-news__section {
  padding: 34px 0 12px;
}

.page-news__section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  margin-bottom: 14px;
}

.page-news__section-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.7rem;
  line-height: 1.2;
  color: var(--color-heading);
  letter-spacing: 0.02em;
}

.page-news__section-note {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--page-muted);
  letter-spacing: 0.04em;
}

.page-news__categories {
  padding: 10px 0 32px;
}

.page-news__filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.page-news__filter-tag {
  display: inline-flex;
  align-items: center;
  padding: 9px 18px;
  border: 1px solid var(--page-line);
  border-radius: var(--radius-pill);
  background: rgba(18, 44, 79, 0.7);
  color: var(--color-body);
  font-size: 14px;
  cursor: pointer;
  user-select: none;
  transition: background 0.25s, border-color 0.25s, transform 0.25s;
}

.page-news__filter-tag:hover {
  border-color: rgba(255, 179, 0, 0.5);
  transform: translateY(-1px);
}

.page-news #news-cat-all:checked ~ .page-news__categories .page-news__filter-tag--all,
.page-news #news-cat-schedule:checked ~ .page-news__categories .page-news__filter-tag--schedule,
.page-news #news-cat-announcement:checked ~ .page-news__categories .page-news__filter-tag--announcement {
  background: var(--grad-amber);
  border-color: transparent;
  color: var(--color-bg-deep);
  font-weight: 700;
}

.page-news #news-cat-data:checked ~ .page-news__categories .page-news__filter-tag--data {
  background: var(--grad-green);
  border-color: transparent;
  color: var(--color-bg-deep);
  font-weight: 700;
}

.page-news #news-cat-feature:checked ~ .page-news__categories .page-news__filter-tag--feature {
  background: linear-gradient(135deg, #3A9EFF, #57B8FF);
  border-color: transparent;
  color: var(--color-bg-deep);
  font-weight: 700;
}

.page-news__filter-hint {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--page-muted);
  line-height: 1.6;
}

.page-news__cadence-chart,
.page-news__ledger-banner,
.page-news__side-chart,
.page-news__featured-media {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--page-radius);
}

.page-news__cadence-chart {
  margin-top: 22px;
  max-height: 260px;
  border: 1px solid var(--page-line);
}

.page-news #news-cat-schedule:checked ~ .page-news__section--announcements,
.page-news #news-cat-schedule:checked ~ .page-news__section--features,
.page-news #news-cat-data:checked ~ .page-news__section--announcements,
.page-news #news-cat-data:checked ~ .page-news__section--schedule,
.page-news #news-cat-feature:checked ~ .page-news__section--announcements,
.page-news #news-cat-feature:checked ~ .page-news__section--schedule,
.page-news #news-cat-announcement:checked ~ .page-news__section--schedule,
.page-news #news-cat-announcement:checked ~ .page-news__section--features {
  display: none;
}

.page-news #news-cat-schedule:checked ~ .page-news__section--schedule .page-news__item:not(.page-news__item--schedule),
.page-news #news-cat-data:checked ~ .page-news__section--features .page-news__item:not(.page-news__item--data),
.page-news #news-cat-feature:checked ~ .page-news__section--features .page-news__item:not(.page-news__item--feature),
.page-news #news-cat-announcement:checked ~ .page-news__section--announcements .page-news__item:not(.page-news__item--announcement) {
  display: none;
}

.page-news__featured {
  display: grid;
  grid-template-columns: 1fr;
  border: 2px solid rgba(255, 179, 0, 0.6);
  border-radius: var(--page-radius);
  background:
    radial-gradient(circle at 12% 18%, rgba(255, 179, 0, 0.2), transparent 46%),
    linear-gradient(160deg, rgba(18, 44, 79, 0.95), rgba(11, 30, 58, 0.9));
  box-shadow: var(--shadow-deep);
  overflow: hidden;
}

.page-news__featured-media {
  border-radius: 0;
  max-height: 280px;
}

.page-news__featured-body {
  padding: 24px 22px 26px;
}

.page-news__featured-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}

.page-news__featured-title {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-size: 1.6rem;
  line-height: 1.25;
  color: var(--color-heading);
  letter-spacing: 0.02em;
  overflow-wrap: anywhere;
}

.page-news__featured-summary {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--page-ink);
  overflow-wrap: break-word;
}

.page-news__featured-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  list-style: none;
  margin: 18px 0;
  padding: 0;
}

.page-news__featured-facts li {
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(11, 30, 58, 0.62);
  border: 1px solid var(--page-line);
  color: var(--color-body);
  font-size: 13px;
  line-height: 1.5;
}

.page-news__featured-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.page-news__featured-meta {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--page-muted);
}

.page-news__featured-time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--page-schedule);
}

.page-news__category {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  line-height: 1;
  white-space: nowrap;
}

.page-news__category--schedule {
  color: var(--page-schedule);
  background: rgba(255, 179, 0, 0.12);
  border: 1px solid rgba(255, 179, 0, 0.36);
}

.page-news__category--data {
  color: var(--page-data);
  background: rgba(0, 210, 106, 0.12);
  border: 1px solid rgba(0, 210, 106, 0.36);
}

.page-news__category--feature {
  color: var(--page-feature);
  background: rgba(87, 184, 255, 0.12);
  border: 1px solid rgba(87, 184, 255, 0.36);
}

.page-news__category--announcement {
  color: var(--page-announce);
  background: rgba(255, 138, 0, 0.12);
  border: 1px solid rgba(255, 138, 0, 0.36);
}

.page-news__ledger {
  margin-top: 18px;
  border-top: 1px solid var(--page-line);
}

.page-news__ledger-banner {
  margin: 8px 0 2px;
  max-height: 230px;
  border: 1px solid rgba(255, 179, 0, 0.16);
}

.page-news__item {
  position: relative;
  padding: 18px 0 16px;
  border-bottom: 1px solid var(--page-line);
  transition: background 0.25s;
}

.page-news__item:hover {
  background: linear-gradient(90deg, rgba(255, 179, 0, 0.04), transparent 70%);
}

.page-news__item-grid {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "code category time"
    "title title title"
    "summary summary summary"
    "readtime readtime bookmark";
  column-gap: 12px;
  row-gap: 8px;
  align-items: center;
}

.page-news__item-code {
  grid-area: code;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--page-muted);
  letter-spacing: 0.05em;
}

.page-news__item-cat {
  grid-area: category;
}

.page-news__item-title {
  grid-area: title;
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.12rem;
  line-height: 1.35;
  color: var(--color-heading);
  letter-spacing: 0.01em;
  overflow-wrap: anywhere;
}

.page-news__item-title label {
  cursor: pointer;
  transition: color 0.2s;
}

.page-news__item-title label:hover {
  color: var(--color-amber);
}

.page-news__item-summary {
  grid-area: summary;
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--page-ink);
  overflow-wrap: break-word;
}

.page-news__item-readtime {
  grid-area: readtime;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--page-muted);
}

.page-news__item-time {
  grid-area: time;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--page-schedule);
  letter-spacing: 0.04em;
  justify-self: end;
}

.page-news__bookmark {
  grid-area: bookmark;
  justify-self: end;
  font-size: 0;
  cursor: pointer;
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  border: 1px solid var(--page-line);
  background: rgba(230, 238, 249, 0.06);
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}

.page-news__bookmark::before {
  content: "☆";
  font-size: 17px;
  line-height: 1;
  color: var(--page-muted);
}

.page-news__bookmark-input:checked ~ .page-news__item-grid .page-news__bookmark {
  border-color: rgba(255, 179, 0, 0.55);
  background: rgba(255, 179, 0, 0.14);
  transform: scale(1.06);
}

.page-news__bookmark-input:checked ~ .page-news__item-grid .page-news__bookmark::before {
  content: "★";
  color: var(--color-amber);
}

.page-news__item-detail {
  display: none;
  margin-top: 12px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(11, 30, 58, 0.58);
  border: 1px dashed rgba(230, 238, 249, 0.2);
  color: var(--color-body);
  font-size: 14px;
  line-height: 1.65;
}

.page-news__item-detail p {
  margin: 0;
}

.page-news__expand-input:checked ~ .page-news__item-detail {
  display: block;
}

.page-news__feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
}

.page-news__side {
  display: grid;
  gap: 14px;
}

.page-news__side-chart {
  max-height: 260px;
  border: 1px solid var(--page-line);
}

.page-news__side-note {
  padding: 22px;
  border-radius: var(--page-radius);
  background:
    radial-gradient(circle at 85% 15%, rgba(0, 210, 106, 0.18), transparent 50%),
    var(--page-card);
  border: 1px solid var(--page-line);
}

.page-news__side-note h3 {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--color-heading);
}

.page-news__side-note p {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--page-ink);
}

@media (min-width: 768px) {
  .page-news__header .lead-paragraph {
    font-size: 16px;
  }

  .page-news__featured {
    grid-template-columns: 300px 1fr;
  }

  .page-news__featured-media {
    height: 100%;
    max-height: none;
  }

  .page-news__featured-body {
    padding: 28px 30px;
  }

  .page-news__item-grid {
    grid-template-columns: auto auto minmax(0, 1fr) auto auto auto;
    grid-template-areas:
      "code category title readtime time bookmark"
      "summary summary summary summary summary summary";
  }

  .page-news__item-readtime {
    justify-self: end;
  }

  .page-news__item-time {
    justify-self: end;
  }
}

@media (min-width: 992px) {
  .page-news__feature-grid {
    grid-template-columns: minmax(0, 1fr) 320px;
  }

  .page-news__side {
    position: sticky;
    top: 92px;
  }
}