.page-news {
  --page-card: #141E2C;
  --page-card-2: #1E2A3A;
  --page-blue: #00A8FF;
  --page-green: #39FF14;
  --page-orange: #FF4500;
  --page-ink: #B0C4DE;
  --page-muted: #778899;
  --page-light: #FFFFFF;
  --page-line: rgba(176, 196, 222, 0.14);
  --page-blue-line: rgba(0, 168, 255, 0.32);
  --page-green-line: rgba(57, 255, 20, 0.35);
  color: var(--page-ink);
  background:
    radial-gradient(ellipse at 12% 8%, rgba(0, 168, 255, 0.1), transparent 36%),
    radial-gradient(ellipse at 88% 90%, rgba(57, 255, 20, 0.06), transparent 32%),
    linear-gradient(180deg, #0A0F1A 0%, #0C1A2E 55%, #0A0F1A 100%);
  overflow-x: hidden;
  font-family: var(--font-body);
}

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

.page-news a:focus-visible,
.page-news summary:focus-visible {
  outline: 2px solid var(--page-blue);
  outline-offset: 2px;
}

.page-news .page-news-head {
  position: relative;
  padding: 34px 0 30px;
}

.page-news .page-news-head::after {
  content: "";
  display: block;
  width: 64px;
  height: 4px;
  margin-top: 26px;
  background: linear-gradient(90deg, var(--page-orange), transparent);
}

.page-news .head-grid {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-news .head-kicker {
  margin: 0 0 8px;
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--page-blue);
  text-transform: uppercase;
}

.page-news .page-news-head h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 8vw, 44px);
  line-height: 1.1;
  color: var(--page-light);
  letter-spacing: 0.01em;
}

.page-news .head-title-wrap {
  position: relative;
}

.page-news .head-title-wrap::before {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-right: 8px;
  background: var(--page-green);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

.page-news .lead {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--page-ink);
}

.page-news .section {
  padding: 40px 0 46px;
}

.page-news .section + .section {
  border-top: 1px solid var(--page-line);
}

.page-news .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--page-line);
  position: relative;
}

.page-news .section-head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 84px;
  height: 2px;
  background: linear-gradient(90deg, var(--page-blue), var(--page-green));
}

.page-news .section-index {
  font-family: var(--font-data);
  font-size: 34px;
  font-weight: 800;
  line-height: 1;
  color: var(--page-orange);
  display: inline-block;
  border: 1px solid rgba(255, 69, 0, 0.45);
  padding: 5px 9px;
  background: rgba(255, 69, 0, 0.06);
  transform: skewX(-8deg);
}

.page-news .section-head-text {
  flex: 1 1 180px;
}

.page-news .section-kicker {
  margin: 0 0 3px;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--page-muted);
  text-transform: uppercase;
}

.page-news .section-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 6vw, 30px);
  line-height: 1.2;
  color: var(--page-light);
}

.page-news .refresh-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 700;
  color: var(--page-green);
  border: 1px solid var(--page-green-line);
  background: rgba(57, 255, 20, 0.06);
}

.page-news .refresh-grid {
  display: grid;
  gap: 24px;
}

.page-news .refresh-figure {
  margin: 0;
  position: relative;
  background: var(--page-card);
  border: 1px solid var(--page-line);
  padding: 12px;
}

.page-news .refresh-figure::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 60px;
  height: 4px;
  background: var(--page-blue);
}

.page-news .refresh-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.06);
}

.page-news .media-caption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--page-muted);
  line-height: 1.6;
}

.page-news .intro-copy {
  margin: 0 0 18px;
  line-height: 1.8;
}

.page-news .data-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0 0 22px;
}

.page-news .data-block {
  background: var(--page-card-2);
  border: 1px solid var(--page-line);
  border-left: 3px solid var(--page-green);
  padding: 14px 16px;
}

.page-news .data-block--orange {
  border-left-color: var(--page-orange);
}

.page-news .data-block .data-label {
  display: block;
  font-size: 13px;
  color: var(--page-muted);
}

.page-news .data-value {
  display: block;
  margin-top: 4px;
  font-family: var(--font-data);
  font-size: clamp(22px, 6vw, 28px);
  font-weight: 700;
  line-height: 1.2;
}

.page-news .block-title {
  margin: 0 0 12px;
  font-size: 17px;
  font-weight: 800;
  color: var(--page-light);
}

.page-news .refresh-log {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .log-item {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 12px;
  padding: 13px 0;
  border-top: 1px solid var(--page-line);
  position: relative;
}

.page-news .log-item::before {
  content: "";
  position: absolute;
  left: 27px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--page-blue-line);
}

.page-news .log-item:last-child::before {
  bottom: auto;
  height: 24px;
}

.page-news .log-round {
  position: relative;
  z-index: 1;
  align-self: start;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  color: var(--page-green);
  background: var(--page-card);
  border: 1px solid var(--page-green-line);
  padding: 4px 6px;
  text-align: center;
  text-transform: uppercase;
}

.page-news .log-text strong {
  display: block;
  margin-bottom: 3px;
  font-size: 15px;
  font-weight: 800;
  color: var(--page-light);
}

.page-news .log-text span {
  font-size: 14px;
  line-height: 1.6;
  color: var(--page-muted);
}

.page-news .expert-section {
  background: linear-gradient(180deg, rgba(0, 168, 255, 0.06), transparent 32%);
  border-top: 0;
}

.page-news .expert-layout {
  display: grid;
  gap: 28px;
}

.page-news .expert-feature {
  display: grid;
  gap: 16px;
  padding: 16px;
  background: var(--page-card-2);
  border: 1px solid var(--page-line);
  transition: border-color 0.3s ease, background 0.3s ease;
}

.page-news .expert-feature:hover {
  border-color: var(--page-blue-line);
  background: var(--page-card);
}

.page-news .expert-figure {
  margin: 0;
  overflow: hidden;
  position: relative;
}

.page-news .expert-figure::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  border-left: 18px solid transparent;
  border-bottom: 18px solid var(--page-card-2);
}

.page-news .expert-figure img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05);
}

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

.page-news .publish-note {
  font-family: var(--font-data);
  font-size: 13px;
  color: var(--page-muted);
}

.page-news .expert-body h3 {
  margin: 0 0 8px;
  font-size: clamp(18px, 4.5vw, 22px);
  line-height: 1.35;
  color: var(--page-light);
}

.page-news .expert-body p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.7;
}

.page-news .expert-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .expert-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 12px;
  align-items: start;
  padding: 16px;
  background: var(--page-card-2);
  border: 1px solid var(--page-line);
  border-right: 3px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease, transform 0.2s ease;
}

.page-news .expert-item:hover {
  border-color: var(--page-blue);
  border-right-color: var(--page-orange);
  background: var(--page-card);
  transform: translateX(4px);
}

.page-news .list-index {
  font-family: var(--font-data);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  color: var(--page-blue);
  padding-top: 2px;
}

.page-news .item-text h4 {
  margin: 0 0 6px;
  font-size: 16px;
  line-height: 1.4;
  color: var(--page-light);
}

.page-news .item-text p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--page-ink);
}

.page-news .item-text .tag {
  display: inline-block;
  font-size: 12px;
  color: var(--page-green);
  border: 1px solid var(--page-green-line);
  padding: 3px 8px;
  background: rgba(57, 255, 20, 0.06);
}

.page-news .version-layout {
  display: grid;
  gap: 26px;
}

.page-news .version-figure {
  margin: 0;
  padding: 12px;
  background: var(--page-card);
  border: 1px solid var(--page-line);
  position: relative;
}

.page-news .version-figure::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 48px;
  height: 3px;
  background: var(--page-green);
}

.page-news .version-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.08);
}

.page-news .version-list {
  display: grid;
  gap: 12px;
}

.page-news .version-item {
  background: var(--page-card-2);
  border: 1px solid var(--page-line);
  transition: border-color 0.3s ease;
}

.page-news .version-item[open] {
  border-color: var(--page-blue-line);
}

.page-news .version-item summary {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  cursor: pointer;
}

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

.page-news .version-item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-data);
  font-size: 18px;
  color: var(--page-blue);
  transition: transform 0.3s ease, color 0.3s ease;
}

.page-news .version-item[open] summary::after {
  content: "−";
  color: var(--page-green);
  transform: rotate(180deg);
}

.page-news .version-code {
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  color: var(--page-green);
  border: 1px solid var(--page-green-line);
  padding: 3px 7px;
  background: rgba(57, 255, 20, 0.06);
}

.page-news .version-name {
  font-size: 15px;
  font-weight: 800;
  color: var(--page-light);
}

.page-news .version-tag {
  font-family: var(--font-data);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--page-orange);
}

.page-news .version-detail {
  padding: 0 16px 16px;
  border-top: 1px solid var(--page-line);
}

.page-news .version-detail p {
  margin: 12px 0 8px;
  font-size: 14px;
  line-height: 1.7;
}

.page-news .version-detail ul {
  margin: 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--page-ink);
}

.page-news .topic-section {
  background: linear-gradient(180deg, rgba(57, 255, 20, 0.05), transparent 34%);
}

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

.page-news .topic-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--page-card-2);
  border: 1px solid var(--page-line);
  transition: border-color 0.3s ease, transform 0.25s ease;
}

.page-news .topic-card:hover {
  border-color: var(--page-blue);
  transform: translateY(-3px);
}

.page-news .topic-figure {
  margin: 0;
  overflow: hidden;
}

.page-news .topic-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.08);
}

.page-news .topic-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  padding: 18px;
}

.page-news .topic-body h3 {
  margin: 0;
  font-size: 18px;
  line-height: 1.4;
  color: var(--page-light);
}

.page-news .topic-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--page-ink);
}

.page-news .topic-body .btn {
  align-self: flex-start;
  margin-top: 6px;
}

.page-news .news-note {
  padding: 32px 0 48px;
}

.page-news .note-inner {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 22px;
  background: linear-gradient(135deg, #0B2337, #10243D);
  border-left: 4px solid var(--page-green);
}

.page-news .note-copy h2 {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 900;
  color: var(--page-light);
}

.page-news .note-copy p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
}

.page-news .note-copy a {
  color: var(--page-blue);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .note-copy a:hover {
  color: var(--page-green);
}

@media (min-width: 720px) {
  .page-news .head-grid {
    grid-template-columns: 1.2fr 1fr;
    align-items: end;
  }

  .page-news .refresh-grid,
  .page-news .version-layout {
    grid-template-columns: 1fr 1.2fr;
  }

  .page-news .expert-layout {
    grid-template-columns: 1.1fr 1fr;
  }

  .page-news .expert-feature {
    grid-template-columns: 220px 1fr;
  }

  .page-news .expert-figure img {
    height: 100%;
    min-height: 210px;
  }

  .page-news .expert-list {
    gap: 12px;
  }

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

  .page-news .topic-card--feature {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
  }

  .page-news .topic-card--feature .topic-figure img {
    height: 100%;
    min-height: 220px;
  }

  .page-news .note-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 1080px) {
  .page-news .page-news-head {
    padding-top: 44px;
  }

  .page-news .section {
    padding-top: 48px;
    padding-bottom: 56px;
  }

  .page-news .topic-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-news .topic-card--feature {
    grid-column: span 1;
    display: flex;
    flex-direction: column;
  }

  .page-news .topic-card--feature .topic-figure img {
    height: auto;
    min-height: 0;
  }

  .page-news .version-layout {
    grid-template-columns: 420px 1fr;
  }

  .page-news .version-figure {
    align-self: start;
    position: sticky;
    top: 24px;
  }
}