.page-news {
  --news-c-platform: var(--c-red);
  --news-c-tools: var(--c-blue);
  --news-c-gx: var(--c-clay);
  --news-c-teams: var(--c-grass);
  --news-line: 1px solid rgba(42, 46, 46, 0.12);
  color: var(--c-ink);
  background:
    radial-gradient(circle at 85% 8%, rgba(42, 127, 255, 0.06), transparent 28%),
    radial-gradient(circle at 12% 42%, rgba(124, 255, 63, 0.05), transparent 24%),
    var(--c-bg);
}

.page-news .page-wrap {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 56px);
}

.page-news .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 24px 0 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-muted);
}

.page-news .breadcrumbs-item {
  color: var(--c-muted);
  text-decoration: none;
}

.page-news .breadcrumbs-item[aria-current="page"] {
  color: var(--c-ink);
  font-weight: 600;
}

.page-news .breadcrumbs-item:not([aria-current])::after {
  content: "/";
  margin-left: 8px;
  color: var(--c-faint);
}

.page-news .section {
  border-bottom: var(--news-line);
  padding: 40px 0;
}

.page-news .section:last-child {
  border-bottom: none;
}

.page-news .section-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 28px;
}

.page-news .section-index {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--c-red);
  white-space: nowrap;
}

.page-news .section-title {
  font-family: var(--font-sans);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 900;
  color: var(--c-ink);
  margin: 0;
  letter-spacing: -0.02em;
}

.page-news .news-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 36px 0 40px;
  border-bottom: var(--news-line);
  position: relative;
}

.page-news .news-head-index {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--c-red);
  text-transform: uppercase;
}

.page-news .news-title {
  font-size: clamp(30px, 5vw, 52px);
  font-weight: 900;
  line-height: 1.1;
  margin: 4px 0 12px;
  letter-spacing: -0.04em;
  max-width: 12ch;
}

.page-news .news-lede {
  color: var(--c-muted);
  font-size: 16px;
  line-height: 1.8;
  max-width: 680px;
  margin: 0 0 16px;
}

.page-news .news-head-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-muted);
}

.page-news .news-live {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--c-grass);
  font-weight: 600;
}

.page-news .news-live .live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-neon);
  box-shadow: 0 0 0 3px rgba(124, 255, 63, 0.2);
}

.page-news .feed-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-news .feed-filter {
  padding: 20px;
  border: var(--news-line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.36);
  align-self: start;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .filter-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-faint);
  width: 100%;
  margin: 0 0 4px;
}

.page-news .filter-btn {
  appearance: none;
  border: 1px solid rgba(107, 107, 107, 0.3);
  background: transparent;
  color: var(--c-muted);
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: all var(--ease);
}

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

.page-news .filter-btn.is-active {
  border-color: var(--c-ink);
  background: var(--c-ink);
  color: var(--c-white);
}

.page-news .feed-list {
  display: grid;
  gap: 28px;
}

.page-news .news-card {
  position: relative;
  border-bottom: var(--news-line);
  padding-bottom: 28px;
  transition: background var(--ease), border-color var(--ease);
}

.page-news .news-card::before {
  content: "";
  position: absolute;
  left: -12px;
  top: 4px;
  bottom: 24px;
  width: 4px;
  border-radius: 4px;
  background: var(--card-tone, var(--c-muted));
  opacity: 0.9;
}

.page-news .news-card[data-category="platform"] { --card-tone: var(--news-c-platform); }
.page-news .news-card[data-category="tools"] { --card-tone: var(--news-c-tools); }
.page-news .news-card[data-category="gx"] { --card-tone: var(--news-c-gx); }
.page-news .news-card[data-category="teams"] { --card-tone: var(--news-c-teams); }

.page-news .news-card:hover {
  background: linear-gradient(90deg, rgba(232, 56, 30, 0.03), transparent 40%);
}

.page-news .news-card--feature {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  padding: 0 0 28px;
  background: none;
}

.page-news .news-card--feature:hover {
  background: none;
}

.page-news .news-img {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--c-warm);
}

.page-news .news-img img,
.page-news .series-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-news .news-card-body {
  display: grid;
  gap: 10px;
}

.page-news .news-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-news .tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 4px 10px;
  border-radius: 4px;
  line-height: 1.4;
}

.page-news .tag--platform { background: rgba(232, 56, 30, 0.12); color: var(--c-red); }
.page-news .tag--tools { background: rgba(42, 127, 255, 0.12); color: #1A5FD6; }
.page-news .tag--gx { background: rgba(193, 120, 79, 0.16); color: #9A5A30; }
.page-news .tag--teams { background: rgba(122, 132, 80, 0.18); color: #57633A; }

.page-news .news-time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-faint);
}

.page-news .news-card-title {
  font-size: clamp(18px, 2.4vw, 24px);
  font-weight: 800;
  line-height: 1.4;
  margin: 0;
  letter-spacing: -0.01em;
}

.page-news .news-desc {
  color: var(--c-muted);
  font-size: 15px;
  line-height: 1.7;
  margin: 0;
  max-width: 720px;
}

.page-news .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 18px;
  text-decoration: none;
  transition: all var(--ease);
  width: fit-content;
}

.page-news .btn-primary {
  background: var(--c-clay);
  color: var(--c-white);
}

.page-news .btn-primary:hover {
  background: #A55F3A;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(193, 120, 79, 0.2);
}

.page-news .btn-data {
  border-color: var(--c-ink);
  color: var(--c-ink);
  background: transparent;
  font-family: var(--font-mono);
}

.page-news .btn-data:hover {
  background: var(--c-ink);
  color: var(--c-white);
}

.page-news .series-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-news .series-card {
  background: rgba(255, 255, 255, 0.4);
  border: var(--news-line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow var(--ease), transform var(--ease);
  display: grid;
  grid-template-columns: 1fr;
}

.page-news .series-card:hover {
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.page-news .series-img {
  background: var(--c-card);
  min-height: 180px;
}

.page-news .series-img--portrait {
  min-height: 220px;
}

.page-news .series-body {
  padding: 22px;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-news .series-title {
  font-size: 24px;
  font-weight: 900;
  margin: 0;
}

.page-news .series-desc {
  color: var(--c-muted);
  font-size: 14px;
  line-height: 1.7;
  margin: 0;
}

.page-news .calendar-wrap {
  overflow-x: auto;
  border: var(--news-line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.36);
}

.page-news .update-calendar {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-news .update-calendar th,
.page-news .update-calendar td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(107, 107, 107, 0.14);
  vertical-align: middle;
}

.page-news .update-calendar th {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-faint);
  background: rgba(217, 223, 197, 0.3);
  text-transform: uppercase;
}

.page-news .update-calendar tr:last-child th,
.page-news .update-calendar tr:last-child td {
  border-bottom: none;
}

.page-news .update-calendar td:first-child {
  font-family: var(--font-mono);
  color: var(--c-ink);
  white-space: nowrap;
}

.page-news .update-calendar td:nth-child(2) {
  font-weight: 600;
}

.page-news .cal-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 3px 8px;
  border-radius: 4px;
  white-space: nowrap;
}

.page-news .cal-tag--platform { background: rgba(232, 56, 30, 0.12); color: var(--c-red); }
.page-news .cal-tag--tools { background: rgba(42, 127, 255, 0.12); color: #1A5FD6; }
.page-news .cal-tag--gx { background: rgba(193, 120, 79, 0.16); color: #9A5A30; }
.page-news .cal-tag--teams { background: rgba(122, 132, 80, 0.18); color: #57633A; }

.page-news .cal-state {
  font-family: var(--font-mono);
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.page-news .cal-state::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.page-news .cal-state--done {
  color: var(--c-grass);
}

.page-news .cal-state--done::before {
  background: var(--c-grass);
}

.page-news .cal-state--plan {
  color: var(--c-muted);
}

.page-news .cal-state--plan::before {
  background: var(--c-faint);
}

.page-news .calendar-note {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-faint);
  margin-top: 14px;
}

.page-news .ticket-inner {
  background: linear-gradient(120deg, rgba(232, 56, 30, 0.04), rgba(42, 127, 255, 0.04));
  border: 1px dashed rgba(42, 46, 46, 0.24);
  border-radius: var(--radius);
  padding: 28px;
  display: grid;
  gap: 16px;
}

.page-news .ticket-text {
  margin: 0;
  color: var(--c-muted);
  line-height: 1.7;
  max-width: 640px;
}

.page-news .ticket-inner .btn {
  width: fit-content;
}

.page-news .ticket-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.page-news .ticket-text {
  flex: 1 1 100%;
}

@media (prefers-reduced-motion: reduce) {
  .page-news .btn,
  .page-news .news-card,
  .page-news .series-card {
    transition: none;
  }
}

@media (min-width: 680px) {
  .page-news .feed-layout {
    grid-template-columns: 180px 1fr;
    align-items: start;
  }

  .page-news .feed-filter {
    flex-direction: column;
    position: sticky;
    top: calc(var(--header-h) + 16px);
  }

  .page-news .filter-label {
    margin-bottom: 8px;
  }

  .page-news .filter-btn {
    width: 100%;
    text-align: left;
    border-radius: 6px;
  }

  .page-news .news-card--feature {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-news .news-card--feature .news-img {
    height: 100%;
    min-height: 260px;
  }

  .page-news .series-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .series-card {
    grid-template-columns: 1fr;
  }

  .page-news .series-img--portrait {
    min-height: 260px;
  }
}

@media (min-width: 1024px) {
  .page-news .news-hero {
    grid-template-columns: 1fr auto;
    align-items: end;
  }

  .page-news .news-head-index {
    grid-column: 1 / -1;
  }

  .page-news .news-head-meta {
    justify-content: flex-end;
    padding-bottom: 12px;
  }

  .page-news .news-title {
    font-size: 56px;
  }

  .page-news .section {
    padding: 56px 0;
  }

  .page-news .feed-list {
    gap: 36px;
  }

  .page-news .series-card {
    grid-template-columns: 1fr 1fr;
    align-items: stretch;
  }

  .page-news .series-img,
  .page-news .series-img--portrait {
    min-height: 100%;
  }

  .page-news .series-body {
    padding: 32px;
  }

  .page-news .update-calendar th,
  .page-news .update-calendar td {
    padding: 16px 24px;
  }
}