.page-news {
  --news-gap: clamp(1.25rem, 3.5vw, 2rem);
  --news-rule: rgba(185, 217, 223, 0.9);
  background-color: var(--c-snow);
  color: var(--c-ink);
}

/* ---------- 顶部 ---------- */
.page-news .news-masthead {
  position: relative;
  overflow: hidden;
  border-radius: 0 0 var(--r-xl) var(--r-xl);
  padding: clamp(1.25rem, 3.5vw, 2rem) 0 clamp(2.25rem, 5.5vw, 3.5rem);
  background: radial-gradient(130% 150% at 88% -20%, #0F6375 0%, #07343D 58%);
  color: var(--c-snow);
}

.page-news .news-masthead::before {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -55%;
  width: min(680px, 90vw);
  height: min(680px, 90vw);
  background:
    repeating-linear-gradient(90deg, rgba(185, 217, 223, 0.16) 0 1px, transparent 1px 58px),
    repeating-linear-gradient(0deg, rgba(185, 217, 223, 0.16) 0 1px, transparent 1px 58px);
  transform: rotate(-8deg);
  opacity: 0.7;
  pointer-events: none;
}

.page-news .news-masthead-inner {
  position: relative;
  z-index: 1;
}

.page-news .news-crumb,
.page-news .news-crumb a {
  color: rgba(247, 250, 250, 0.7);
}

.page-news .news-crumb li:last-child {
  color: var(--c-orange);
}

.page-news .news-eyebrow {
  margin: clamp(1.5rem, 4vw, 2.5rem) 0 0.75rem;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--c-orange);
}

.page-news .news-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  line-height: 0.96;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--c-snow);
}

.page-news .news-lede {
  max-width: 34ch;
  margin: 1rem 0 0;
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(247, 250, 250, 0.82);
}

.page-news .news-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.25rem;
  margin: clamp(1.75rem, 4vw, 2.5rem) 0 0;
  padding: 0;
}

.page-news .news-metrics .metric {
  border-left: 2px solid rgba(185, 217, 223, 0.45);
  padding-left: 0.75rem;
}

.page-news .news-metrics dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(247, 250, 250, 0.66);
}

.page-news .news-metrics dd {
  margin: 0.25rem 0 0;
  font-family: var(--font-data);
  font-size: 1.65rem;
  font-weight: 600;
  line-height: 1.1;
  color: var(--c-pulse);
}

/* ---------- 主体骨架 ---------- */
.page-news .news-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  padding-block: clamp(1.75rem, 5vw, 3rem);
}

.page-news .news-main {
  display: grid;
  gap: clamp(1.75rem, 4.5vw, 2.75rem);
  min-width: 0;
}

/* ---------- 置顶公告 ---------- */
.page-news .pinned-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.25rem;
  padding: clamp(1.1rem, 3vw, 1.6rem);
  background: var(--c-white);
  border: 1px solid var(--c-rime);
  border-left: 6px solid var(--c-orange);
  border-radius: var(--r-lg);
}

.page-news .pinned-media {
  position: relative;
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--c-deep);
}

.page-news .pinned-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-news .pinned-media-label {
  position: absolute;
  left: 0.85rem;
  bottom: 0.7rem;
  padding: 0.15rem 0.65rem;
  border-radius: var(--r-pill);
  background: rgba(7, 52, 61, 0.74);
  color: var(--c-snow);
  font-size: 11px;
  letter-spacing: 0.14em;
}

.page-news .pinned-flag {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 0.6rem;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-orange-deep);
}

.page-news .pinned-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-orange);
  animation: news-pulse 2s ease-in-out infinite;
}

@keyframes news-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.78); }
}

.page-news .pinned-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4.6vw, 2.15rem);
  line-height: 1.08;
  font-weight: 800;
  color: var(--c-deep);
}

.page-news .pinned-text {
  margin: 0.75rem 0 0;
  font-size: 0.975rem;
  line-height: 1.75;
  color: var(--c-ink);
}

.page-news .pinned-more > summary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.85rem;
  padding: 0.35rem 0;
  font-size: 0.925rem;
  font-weight: 700;
  color: var(--c-orange-deep);
  cursor: pointer;
  list-style: none;
}

.page-news .pinned-more > summary::-webkit-details-marker {
  display: none;
}

.page-news .pinned-more > summary::before {
  content: "＋";
  font-family: var(--font-data);
  font-size: 0.85rem;
}

.page-news .pinned-more[open] > summary::before {
  content: "－";
}

.page-news .pinned-detail {
  margin-top: 0.4rem;
  padding: 0.85rem 0.95rem;
  border-radius: var(--r-md);
  background: rgba(220, 231, 231, 0.55);
  border-left: 3px solid var(--c-teal-bright);
}

.page-news .pinned-detail p {
  margin: 0 0 0.6rem;
  font-size: 0.925rem;
  line-height: 1.7;
  color: var(--c-ink);
}

.page-news .pinned-detail p:last-child {
  margin-bottom: 0;
}

.page-news .pinned-detail strong {
  color: var(--c-teal);
}

.page-news .pinned-body .btn {
  margin-top: 1rem;
}

/* ---------- 文章流 ---------- */
.page-news .feed-head {
  margin-bottom: 1rem;
}

.page-news .feed-head .heading-l {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 5vw, 2.4rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--c-deep);
}

.page-news .feed-sub {
  margin: 0.4rem 0 0;
  font-size: 0.925rem;
  line-height: 1.7;
  color: rgba(20, 36, 40, 0.7);
}

.page-news .news-tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-news .news-tab {
  padding: 0.48rem 0.95rem;
  border-radius: var(--r-pill);
  border: 1px solid var(--c-rime);
  background: var(--c-white);
  color: var(--c-teal);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.4;
  cursor: pointer;
  transition: background var(--speed) var(--ease), color var(--speed) var(--ease), border-color var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}

.page-news .news-tab:hover {
  border-color: var(--c-teal-bright);
  color: var(--c-teal-bright);
}

.page-news .news-tab[aria-selected="true"],
.page-news .news-tab.is-active {
  background: var(--c-deep);
  border-color: var(--c-orange);
  color: var(--c-snow);
  box-shadow: 0 0 0 2px rgba(255, 106, 43, 0.32);
}

.page-news .news-tab:focus-visible {
  outline: 2px solid var(--c-orange);
  outline-offset: 2px;
}

.page-news .news-panel {
  display: block;
  margin-top: 1.25rem;
}

.page-news .news-panel[hidden] {
  display: none !important;
}

.page-news .news-timeline {
  position: relative;
  margin: 0;
  padding: 0 0 0 1.5rem;
  list-style: none;
  display: grid;
  gap: 1rem;
}

.page-news .news-timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--c-teal-bright), rgba(185, 217, 223, 0.3));
  border-radius: var(--r-pill);
}

.page-news .news-item {
  position: relative;
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: -1.5rem;
  top: 0.9rem;
  width: 10px;
  height: 10px;
  margin-left: 2px;
  border-radius: 50%;
  background: var(--c-white);
  border: 2px solid var(--c-teal-bright);
}

.page-news .news-item-card {
  background: var(--c-white);
  border: 1px solid var(--c-rime);
  border-radius: var(--r-lg);
  padding: clamp(1rem, 2.5vw, 1.35rem);
  transition: transform var(--speed) var(--ease), border-color var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}

.page-news .news-item-card:hover {
  transform: translateY(-2px);
  border-color: var(--c-teal-bright);
  box-shadow: 0 14px 30px rgba(7, 52, 61, 0.09);
}

.page-news .news-item-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.55rem;
}

.page-news .news-when {
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: rgba(20, 36, 40, 0.62);
}

.page-news .news-tag {
  padding: 0.1rem 0.6rem;
  border-radius: var(--r-pill);
  border: 1px solid currentColor;
  font-size: 11.5px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.04em;
}

.page-news .tag-version { color: var(--c-teal); }
.page-news .tag-entry { color: var(--c-orange-deep); }
.page-news .tag-device { color: var(--c-teal-bright); }
.page-news .tag-cal { color: var(--c-pulse-deep); }

.page-news .news-item-title {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.06rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-deep);
}

.page-news .news-item-text {
  margin: 0.5rem 0 0;
  font-size: 0.925rem;
  line-height: 1.72;
  color: rgba(20, 36, 40, 0.82);
  max-width: 46ch;
}

.page-news .news-item-link {
  display: inline-block;
  margin-top: 0.7rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--c-orange-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(179, 60, 10, 0.35);
  padding-bottom: 1px;
  transition: border-color var(--speed) var(--ease), color var(--speed) var(--ease);
}

.page-news .news-item-link:hover {
  color: var(--c-teal);
  border-bottom-color: var(--c-teal);
}

.page-news .news-item-card.has-thumb {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.9rem;
}

.page-news .news-thumb {
  overflow: hidden;
  border-radius: var(--r-md);
  background: var(--c-deep);
}

.page-news .news-thumb img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-news .news-item-body {
  min-width: 0;
}

/* ---------- 校准日志 ---------- */
.page-news .news-log {
  padding: clamp(1.15rem, 3vw, 1.75rem);
  border-radius: var(--r-xl);
  background: linear-gradient(160deg, rgba(220, 231, 231, 0.75), rgba(247, 250, 250, 0.9));
  border: 1px solid var(--c-rime);
}

.page-news .log-head .heading-l {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4.5vw, 2.2rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--c-deep);
}

.page-news .log-sub {
  margin: 0.45rem 0 1.15rem;
  font-size: 0.925rem;
  line-height: 1.7;
  color: rgba(20, 36, 40, 0.72);
  max-width: 48ch;
}

.page-news .log-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.75rem;
}

.page-news .log-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.3rem;
  padding: 0.9rem 1rem;
  border-radius: var(--r-md);
  background: var(--c-white);
  border: 1px solid var(--c-rime);
  border-left: 3px solid var(--c-pulse-deep);
}

.page-news .log-time {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--c-pulse-deep);
}

.page-news .log-body h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-deep);
}

.page-news .log-body p {
  margin: 0.35rem 0 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(20, 36, 40, 0.8);
}

/* ---------- 阅读路径 ---------- */
.page-news .news-paths .heading-l {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4.5vw, 2.2rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--c-deep);
}

.page-news .path-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.9rem;
}

.page-news .path-card {
  position: relative;
  display: block;
  padding: clamp(1.05rem, 2.8vw, 1.4rem);
  border-radius: var(--r-lg);
  background: var(--c-white);
  border: 1px solid var(--c-rime);
  text-decoration: none;
  color: var(--c-ink);
  transition: transform var(--speed) var(--ease), border-color var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}

.page-news .path-card:hover {
  transform: translateY(-3px);
  border-color: var(--c-orange);
  box-shadow: 0 16px 34px rgba(7, 52, 61, 0.1);
}

.page-news .path-num {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--c-orange-deep);
}

.page-news .path-title {
  margin: 0.5rem 0 0;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-deep);
}

.page-news .path-text {
  margin: 0.45rem 0 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(20, 36, 40, 0.8);
}

.page-news .path-go {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--c-teal-bright);
}

/* ---------- 侧栏 ---------- */
.page-news .news-aside {
  display: grid;
  gap: 1rem;
  align-content: start;
  min-width: 0;
}

.page-news .aside-card {
  padding: 1.15rem 1.2rem;
  border-radius: var(--r-lg);
  background: var(--c-white);
  border: 1px solid var(--c-rime);
}

.page-news .aside-title {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--c-deep);
}

.page-news .aside-index {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.15rem;
}

.page-news .aside-index a {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.5rem 0.35rem;
  border-radius: var(--r-sm);
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--c-ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(220, 231, 231, 0.9);
  transition: background var(--speed) var(--ease), color var(--speed) var(--ease);
}

.page-news .aside-index li:last-child a {
  border-bottom: 0;
}

.page-news .aside-index a:hover {
  background: rgba(220, 231, 231, 0.5);
  color: var(--c-teal);
}

.page-news .aside-index .mono {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--c-orange-deep);
}

.page-news .aside-card--feature {
  background: var(--c-deep);
  border-color: transparent;
  color: var(--c-snow);
}

.page-news .aside-figure {
  margin: 0 0 0.9rem;
  border-radius: var(--r-md);
  overflow: hidden;
  background: rgba(185, 217, 223, 0.12);
}

.page-news .aside-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-news .aside-card--feature .aside-title {
  color: var(--c-snow);
  margin-bottom: 0.5rem;
}

.page-news .aside-status {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 0.5rem;
  font-family: var(--font-data);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--c-pulse);
}

.page-news .pulse-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--c-pulse);
  animation: news-pulse 2s ease-in-out infinite;
}

.page-news .aside-text {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(247, 250, 250, 0.78);
}

.page-news .aside-link {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--c-orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 106, 43, 0.5);
  padding-bottom: 1px;
}

.page-news .aside-link:hover {
  color: var(--c-snow);
  border-bottom-color: var(--c-snow);
}

.page-news .aside-card--deep {
  background: var(--c-teal);
  border-color: transparent;
  color: var(--c-snow);
  display: grid;
  gap: 0.55rem;
}

.page-news .aside-card--deep .aside-title {
  color: var(--c-snow);
  margin-bottom: 0;
}

.page-news .aside-card--deep .aside-text {
  color: rgba(247, 250, 250, 0.8);
}

.page-news .aside-card--deep .btn {
  justify-self: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-news .news-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .path-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .log-row {
    grid-template-columns: 7.5rem minmax(0, 1fr);
    gap: 1rem;
    align-items: start;
  }

  .page-news .news-item-card.has-thumb {
    grid-template-columns: 180px minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 760px) {
  .page-news .pinned-card {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-news .news-shell {
    grid-template-columns: minmax(0, 1fr) 336px;
    align-items: start;
  }

  .page-news .news-aside {
    position: sticky;
    top: 88px;
  }

  .page-news .news-main {
    gap: clamp(2rem, 3.5vw, 2.75rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .pinned-dot,
  .page-news .pulse-dot {
    animation: none;
  }

  .page-news .news-item-card,
  .page-news .path-card {
    transition: none;
  }

  .page-news .news-item-card:hover,
  .page-news .path-card:hover {
    transform: none;
  }
}
<<<END>>>