.page-news {
  --group-color: var(--cyan);
  --group-tint: rgba(53, 230, 255, .09);
  position: relative;
  overflow-x: clip;
  background:
    radial-gradient(1100px 560px at 88% -8%, rgba(53, 230, 255, .10), transparent 62%),
    radial-gradient(900px 480px at 5% 22%, rgba(242, 193, 92, .06), transparent 60%),
    var(--ink);
  color: var(--white);
  font-family: var(--font-sans);
}

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

.page-news a:focus-visible,
.page-news summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

/* 面包屑 */
.page-news .news-crumbs {
  padding: 18px 0 0;
  font-size: 13px;
}

.page-news .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--slate);
}

.page-news .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-news .breadcrumbs a {
  color: var(--slate);
  text-decoration: none;
}

.page-news .breadcrumbs a:hover {
  color: var(--cyan);
}

.page-news .breadcrumbs [aria-current="page"] {
  color: var(--white);
}

/* 首屏 */
.page-news .news-hero {
  padding: 12px 0 clamp(30px, 5vw, 54px);
  border-bottom: 1px solid var(--line);
}

.page-news .news-hero-grid {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  align-items: end;
  padding-top: clamp(18px, 3vw, 32px);
}

.page-news .news-hero-copy h1 {
  margin: 14px 0 18px;
  font-size: clamp(30px, 6.2vw, 54px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -.022em;
}

.page-news .news-hero-copy .lead {
  max-width: 40em;
  margin: 0;
  color: var(--slate);
  font-size: clamp(15px, 1.7vw, 18px);
  line-height: 1.8;
}

.page-news .news-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 26px;
}

.page-news .news-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .news-hero-visual {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-panel);
}

.page-news .news-hero-visual img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-news .news-hero-visual figcaption {
  padding: 12px 16px 14px;
  border-top: 1px solid var(--line);
  color: var(--slate);
  font-size: 13px;
  line-height: 1.7;
}

/* 置顶公告 */
.page-news .pinned {
  padding: clamp(28px, 4.5vw, 44px) 0 0;
}

.page-news .pinned-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3.4vw, 36px);
  border: 1px solid rgba(242, 193, 92, .42);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(242, 193, 92, .13), rgba(11, 23, 48, .95) 48%),
    var(--panel);
  box-shadow: var(--shadow-panel);
}

.page-news .pinned-panel::after {
  content: "";
  position: absolute;
  top: -60px;
  right: -40px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(242, 193, 92, .22), transparent 68%);
  pointer-events: none;
}

.page-news .pinned-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-news .pinned-time {
  color: var(--gold);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
}

.page-news .pinned-panel h2 {
  position: relative;
  z-index: 1;
  margin: 16px 0 12px;
  font-size: clamp(21px, 3vw, 30px);
  font-weight: 900;
  line-height: 1.32;
  letter-spacing: -.012em;
}

.page-news .pinned-panel > p {
  position: relative;
  z-index: 1;
  max-width: 52em;
  margin: 0 0 18px;
  color: var(--slate);
  font-size: 15px;
  line-height: 1.8;
}

.page-news .pinned-points {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 9px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-news .pinned-points li {
  position: relative;
  padding-left: 18px;
  color: var(--white);
  font-size: 14.5px;
  line-height: 1.7;
}

.page-news .pinned-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 7px;
  height: 1.5px;
  background: var(--gold);
}

.page-news .pinned-links {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
}

.page-news .pinned-links a {
  padding-bottom: 2px;
  border-bottom: 1px solid var(--teal);
  color: var(--cyan);
  font-size: 14.5px;
  font-weight: 700;
  text-decoration: none;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.page-news .pinned-links a:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* 分类筛选 */
.page-news .channels {
  padding: clamp(40px, 6.5vw, 74px) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .section-head {
  max-width: 54em;
}

.page-news .section-title {
  margin: 10px 0 12px;
  font-size: clamp(24px, 3.6vw, 36px);
  font-weight: 900;
  line-height: 1.24;
  letter-spacing: -.018em;
}

.page-news .section-head .lead {
  margin: 0;
  color: var(--slate);
  font-size: 15px;
  line-height: 1.8;
}

.page-news .channel-bar {
  display: grid;
  gap: 10px;
  margin: 26px 0 24px;
}

.page-news .channel-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--white);
  text-decoration: none;
  transition: transform .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-news .channel-chip:hover {
  transform: translateY(-2px);
  background: var(--glass);
}

.page-news .chip-num {
  color: var(--slate);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .12em;
  font-variant-numeric: tabular-nums;
}

.page-news .chip-name {
  font-size: 15px;
  font-weight: 800;
}

.page-news .chip-count {
  margin-left: auto;
  color: var(--slate);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.page-news .channel-chip--gold:hover { border-color: var(--gold); }
.page-news .channel-chip--gold .chip-num { color: var(--gold); }
.page-news .channel-chip--cyan:hover { border-color: var(--cyan); }
.page-news .channel-chip--cyan .chip-num { color: var(--cyan); }
.page-news .channel-chip--mint:hover { border-color: var(--mint); }
.page-news .channel-chip--mint .chip-num { color: var(--mint); }
.page-news .channel-chip--teal:hover { border-color: var(--teal); }
.page-news .channel-chip--teal .chip-num { color: var(--teal); }

.page-news .channel-visual {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-news .channel-visual img {
  display: block;
  width: 100%;
  aspect-ratio: 12 / 5;
  object-fit: cover;
}

/* 时间轴 */
.page-news .timeline {
  padding: clamp(42px, 7vw, 82px) 0;
}

.page-news .timeline-atmos {
  position: relative;
  margin: 0 0 clamp(28px, 4.5vw, 44px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-news .timeline-atmos img {
  display: block;
  width: 100%;
  height: clamp(190px, 34vw, 320px);
  object-fit: cover;
  opacity: .78;
}

.page-news .timeline-atmos figcaption,
.page-news .closing-visual figcaption {
  position: absolute;
  left: 14px;
  bottom: 12px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 99px;
  background: rgba(5, 10, 22, .78);
  color: var(--white);
  font-size: 12px;
  line-height: 1.5;
}

.page-news .stream {
  display: grid;
  gap: clamp(34px, 5vw, 56px);
}

.page-news .stream-group {
  padding: 2px 0 4px 18px;
  border-left: 2px solid var(--group-color);
  background: linear-gradient(90deg, var(--group-tint), transparent 52%);
}

.page-news .stream-group--gold {
  --group-color: var(--gold);
  --group-tint: rgba(242, 193, 92, .10);
}

.page-news .stream-group--cyan {
  --group-color: var(--cyan);
  --group-tint: rgba(53, 230, 255, .08);
}

.page-news .stream-group--mint {
  --group-color: var(--mint);
  --group-tint: rgba(91, 224, 181, .08);
}

.page-news .stream-group--teal {
  --group-color: var(--teal);
  --group-tint: rgba(11, 127, 145, .16);
}

.page-news .group-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  margin-bottom: 16px;
}

.page-news .group-num {
  padding: 3px 8px;
  border: 1px solid currentColor;
  border-radius: 4px;
  color: var(--group-color);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .14em;
  font-variant-numeric: tabular-nums;
}

.page-news .group-head h3 {
  margin: 0;
  font-size: clamp(22px, 3.2vw, 30px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -.015em;
}

.page-news .group-desc {
  flex-basis: 100%;
  max-width: 46em;
  margin: 0;
  color: var(--slate);
  font-size: 14.5px;
  line-height: 1.75;
}

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

.page-news .log-item {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  transition: border-color .2s var(--ease), background .2s var(--ease);
}

.page-news .log-item[open] {
  border-color: var(--group-color);
  background: linear-gradient(180deg, rgba(18, 36, 74, .92), var(--panel));
}

.page-news .log-item > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  grid-template-areas:
    "node time toggle"
    "node title toggle";
  gap: 4px 12px;
  align-items: center;
  padding: 15px 14px;
  list-style: none;
  cursor: pointer;
}

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

.page-news .log-item > summary:hover {
  background: rgba(53, 230, 255, .035);
}

.page-news .log-node {
  grid-area: node;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--group-color);
  box-shadow: 0 0 0 5px var(--panel), 0 0 16px var(--group-color);
}

.page-news .log-time {
  grid-area: time;
  color: var(--group-color);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  font-variant-numeric: tabular-nums;
}

.page-news .log-title {
  grid-area: title;
  font-size: clamp(15.5px, 1.9vw, 18px);
  font-weight: 800;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.page-news .log-toggle {
  position: relative;
  grid-area: toggle;
  width: 26px;
  height: 26px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--white);
}

.page-news .log-toggle::before,
.page-news .log-toggle::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 10px;
  height: 1.5px;
  background: currentColor;
  transform: translate(-50%, -50%);
  transition: transform .2s var(--ease);
}

.page-news .log-toggle::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.page-news .log-item[open] .log-toggle {
  border-color: var(--group-color);
  color: var(--group-color);
}

.page-news .log-item[open] .log-toggle::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.page-news .log-body {
  padding: 0 14px 18px;
  color: var(--slate);
  font-size: 15px;
  line-height: 1.82;
}

.page-news .log-body p {
  margin: 0 0 10px;
}

.page-news .log-body ul {
  display: grid;
  gap: 6px;
  margin: 0 0 12px;
  padding-left: 18px;
}

.page-news .log-body li {
  line-height: 1.75;
}

.page-news .log-next {
  margin: 0;
  color: var(--white);
  font-size: 14px;
}

.page-news .log-next a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--teal);
}

.page-news .log-next a:hover {
  color: var(--gold);
  border-color: var(--gold);
}

/* 反馈节奏 */
.page-news .rhythm {
  padding: clamp(40px, 7vw, 78px) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 36, 74, .30), rgba(11, 23, 48, .65));
}

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

.page-news .rhythm-copy h2 {
  margin: 10px 0 14px;
  font-size: clamp(24px, 3.6vw, 36px);
  font-weight: 900;
  line-height: 1.26;
  letter-spacing: -.018em;
}

.page-news .rhythm-copy p {
  margin: 0 0 14px;
  color: var(--slate);
  font-size: 15px;
  line-height: 1.85;
}

.page-news .rhythm-panel {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
}

.page-news .rhythm-row {
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  background: var(--ink);
}

.page-news .rhythm-key {
  color: var(--mint);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
}

.page-news .rhythm-row:nth-child(2) .rhythm-key { color: var(--cyan); }
.page-news .rhythm-row:nth-child(3) .rhythm-key { color: var(--gold); }
.page-news .rhythm-row:nth-child(4) .rhythm-key { color: var(--slate); }

.page-news .rhythm-value {
  color: var(--white);
  font-size: clamp(18px, 2.3vw, 22px);
  font-weight: 900;
  letter-spacing: -.01em;
  font-variant-numeric: tabular-nums;
}

.page-news .rhythm-row p {
  margin: 0;
  color: var(--slate);
  font-size: 13.5px;
  line-height: 1.7;
}

/* 相关入口 */
.page-news .routes {
  padding: clamp(44px, 7.5vw, 88px) 0 clamp(48px, 8vw, 96px);
}

.page-news .route-list {
  display: grid;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .route-list li {
  border-bottom: 1px solid var(--line);
}

.page-news .route-link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 3px 14px;
  align-items: baseline;
  padding: 17px 4px;
  color: var(--white);
  text-decoration: none;
  transition: background .2s var(--ease), padding-left .2s var(--ease);
}

.page-news .route-link:hover {
  padding-left: 12px;
  background: linear-gradient(90deg, rgba(53, 230, 255, .12), transparent 70%);
}

.page-news .route-num {
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .12em;
  font-variant-numeric: tabular-nums;
}

.page-news .route-name {
  font-size: clamp(17px, 2.1vw, 21px);
  font-weight: 900;
  letter-spacing: -.01em;
}

.page-news .route-desc {
  grid-column: 2;
  color: var(--slate);
  font-size: 14px;
  line-height: 1.7;
}

.page-news .closing-visual {
  position: relative;
  margin: clamp(30px, 5vw, 50px) 0 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-news .closing-visual img {
  display: block;
  width: 100%;
  height: clamp(140px, 22vw, 240px);
  object-fit: cover;
  opacity: .8;
}

@media (min-width: 620px) {
  .page-news .channel-bar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .pinned-points {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 24px;
  }

  .page-news .log-body {
    padding-left: 39px;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  }

  .page-news .channel-bar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .stream-group {
    padding-left: 28px;
  }

  .page-news .rhythm-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: clamp(28px, 4vw, 52px);
    align-items: start;
  }

  .page-news .route-link {
    grid-template-columns: auto 210px minmax(0, 1fr);
    gap: 3px 20px;
    align-items: center;
  }

  .page-news .route-desc {
    grid-column: 3;
  }
}

@media (min-width: 1100px) {
  .page-news .stream-group {
    padding-left: 36px;
  }

  .page-news .log-item > summary {
    padding: 17px 18px;
  }

  .page-news .log-body {
    padding-right: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition-duration: .001ms !important;
    animation-duration: .001ms !important;
  }
}
<<<END>>>