.page-news {
  --nw-gap: clamp(16px, 2.4vw, 28px);
  background: var(--bm-cockpit);
  color: var(--bm-cream);
  font-family: var(--bm-font-body);
}

/* 首屏 */
.page-news .nw-masthead {
  position: relative;
  padding: clamp(20px, 4vw, 40px) 0 clamp(28px, 5vw, 56px);
  border-bottom: 1px solid var(--bm-line);
  background:
    radial-gradient(120% 90% at 6% 0%, rgba(45, 156, 255, .16), transparent 55%),
    radial-gradient(90% 70% at 94% 10%, rgba(255, 138, 61, .12), transparent 60%),
    linear-gradient(180deg, var(--bm-deep), var(--bm-cockpit));
  overflow: hidden;
}

.page-news .nw-masthead__band {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--bm-orange), rgba(255, 138, 61, 0) 65%);
}

.page-news .nw-crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: clamp(18px, 3vw, 32px);
  font-family: var(--bm-font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--bm-faint);
}

.page-news .nw-crumbs a {
  color: var(--bm-silver);
  text-decoration: none;
}

.page-news .nw-crumbs a:hover {
  color: var(--bm-orange);
}

.page-news .nw-masthead__grid {
  display: grid;
  gap: clamp(18px, 3vw, 36px);
}

.page-news .nw-h1 {
  margin: 10px 0 16px;
  font-family: var(--bm-font-head);
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 62px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--bm-cream);
}

.page-news .nw-lead {
  max-width: 58ch;
  margin: 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--bm-silver);
}

.page-news .nw-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  border: 1px solid var(--bm-line);
  background: var(--bm-line);
}

.page-news .nw-stat {
  padding: 12px 14px;
  background: rgba(16, 42, 67, .78);
}

.page-news .nw-stat dt {
  font-family: var(--bm-font-mono);
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bm-cyan);
}

.page-news .nw-stat dd {
  margin: 6px 0 0;
  font-family: var(--bm-font-head);
  font-weight: 800;
  font-size: clamp(15px, 1.8vw, 19px);
  color: var(--bm-cream);
}

/* 专题横向带 */
.page-news .nw-topics {
  display: flex;
  gap: var(--nw-gap);
  margin: clamp(24px, 4vw, 44px) 0 0;
  padding: 0 0 12px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--bm-gauge) transparent;
}

.page-news .nw-topic {
  flex: 0 0 82%;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(16px, 2vw, 22px);
  scroll-snap-align: start;
  background: linear-gradient(160deg, rgba(16, 42, 67, .94), rgba(8, 24, 38, .96));
  border: 1px solid var(--bm-line-2);
  box-shadow: inset 0 1px 0 rgba(99, 215, 232, .08);
}

.page-news .nw-topic--lead {
  border-top: 2px solid var(--bm-orange);
  background: linear-gradient(160deg, rgba(20, 52, 82, .96), rgba(8, 24, 38, .96));
}

.page-news .nw-topic__figure {
  margin: 0 0 4px;
}

.page-news .nw-topic__label {
  margin: 0;
  font-family: var(--bm-font-mono);
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bm-orange);
}

.page-news .nw-topic__title {
  margin: 0;
  font-family: var(--bm-font-head);
  font-weight: 800;
  font-size: clamp(17px, 2vw, 23px);
  line-height: 1.32;
  color: var(--bm-cream);
}

.page-news .nw-topic__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--bm-dim);
}

.page-news .nw-topic__foot {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--bm-line);
  font-family: var(--bm-font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--bm-faint);
}

/* 主体分栏 */
.page-news .nw-body {
  padding: clamp(22px, 4vw, 56px) 0 clamp(40px, 6vw, 80px);
}

.page-news .nw-grid {
  display: grid;
  gap: clamp(10px, 2vw, 40px);
}

/* 左侧锚点轨：窄屏为横向滑条 */
.page-news .nw-rail {
  position: sticky;
  top: 0;
  z-index: 6;
  padding: 10px 0;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--bm-line);
  background: rgba(8, 24, 38, .94);
}

.page-news .nw-rail .bm-rail__label,
.page-news .nw-rail .bm-rail__meta {
  display: none;
}

.page-news .nw-rail__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 2px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-news .nw-rail__list::-webkit-scrollbar {
  display: none;
}

.page-news .nw-rail__link {
  display: inline-block;
  padding: 6px 10px;
  border: 1px solid var(--bm-line);
  font-family: var(--bm-font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--bm-dim);
  text-decoration: none;
  white-space: nowrap;
}

.page-news .nw-rail__link .bm-mono {
  margin-right: 4px;
  color: var(--bm-cyan);
}

.page-news .nw-rail__link:hover,
.page-news .nw-rail__link.is-active {
  color: var(--bm-cockpit);
  background: var(--bm-orange);
  border-color: var(--bm-orange);
}

.page-news .nw-rail__link:hover .bm-mono,
.page-news .nw-rail__link.is-active .bm-mono {
  color: var(--bm-cockpit);
}

/* 区块 */
.page-news .nw-sec {
  padding: clamp(26px, 3.6vw, 48px) 0;
  border-top: 1px solid var(--bm-line);
}

.page-news .nw-sec:first-child {
  padding-top: 8px;
  border-top: 0;
}

.page-news .nw-sec__head {
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-news .nw-sec__title {
  margin: 8px 0 12px;
  font-family: var(--bm-font-head);
  font-weight: 800;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--bm-cream);
}

.page-news .nw-sec__lead {
  max-width: 64ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--bm-dim);
}

.page-news .nw-link {
  color: var(--bm-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-news .nw-link:hover {
  color: var(--bm-orange);
}

.page-news .nw-media {
  position: relative;
  overflow: hidden;
  background: linear-gradient(140deg, #0d2337, var(--bm-cockpit));
  border: 1px solid var(--bm-line-2);
}

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

/* 规则说明 */
.page-news .nw-rules__top {
  display: grid;
  gap: var(--nw-gap);
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-news .nw-rules__top .nw-sec__head {
  margin-bottom: 0;
}

.page-news .nw-rules {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--bm-line);
  border: 1px solid var(--bm-line);
}

.page-news .nw-rule {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  padding: clamp(14px, 2vw, 20px);
  background: var(--bm-deep);
  border-left: 2px solid transparent;
}

.page-news .nw-rule--new {
  border-left-color: var(--bm-orange);
  background: linear-gradient(90deg, rgba(255, 138, 61, .13), var(--bm-deep) 46%);
}

.page-news .nw-rule:hover {
  background: #14304c;
}

.page-news .nw-rule__num {
  padding-top: 2px;
  font-family: var(--bm-font-mono);
  font-weight: 600;
  font-size: 15px;
  color: var(--bm-clay);
}

.page-news .nw-rule__top {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0 0 8px;
}

.page-news .nw-tag {
  padding: 2px 7px;
  border: 1px solid currentColor;
  font-family: var(--bm-font-mono);
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--bm-cyan);
}

.page-news .nw-rule__time {
  font-family: var(--bm-font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--bm-faint);
}

.page-news .nw-rule__title {
  margin: 0 0 6px;
  font-family: var(--bm-font-head);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.4;
  color: var(--bm-cream);
}

.page-news .nw-rule__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--bm-dim);
}

/* 设备适配 */
.page-news .nw-devices__grid {
  display: grid;
  gap: var(--nw-gap);
}

.page-news .nw-devices__media {
  margin: 0;
}

.page-news .nw-devices__list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--bm-line);
  border: 1px solid var(--bm-line);
}

.page-news .nw-device {
  padding: 14px 16px;
  background: rgba(16, 42, 67, .62);
  border-left: 2px solid var(--bm-cyan);
}

.page-news .nw-device__title {
  margin: 0 0 6px;
  font-family: var(--bm-font-head);
  font-weight: 700;
  font-size: 15px;
  color: var(--bm-cream);
}

.page-news .nw-device__text {
  margin: 0 0 8px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--bm-dim);
}

.page-news .nw-device__meta {
  margin: 0;
  font-family: var(--bm-font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--bm-cyan);
}

/* 分类笔记 */
.page-news .nw-notes__grid {
  display: grid;
  gap: clamp(12px, 2vw, 20px);
}

.page-news .nw-note {
  padding: 16px 18px;
  background: linear-gradient(180deg, rgba(92, 122, 106, .18), rgba(16, 42, 67, .58));
  border: 1px solid var(--bm-line-2);
  border-top: 2px solid var(--bm-moss);
}

.page-news .nw-note__meta {
  margin: 0 0 8px;
  font-family: var(--bm-font-mono);
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bm-moss);
}

.page-news .nw-note__title {
  margin: 0 0 8px;
  font-family: var(--bm-font-head);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.42;
  color: var(--bm-cream);
}

.page-news .nw-note__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--bm-dim);
}

.page-news .nw-diagram {
  display: block;
  width: 100%;
  height: auto;
  margin-top: clamp(16px, 2.4vw, 24px);
  background: rgba(8, 24, 38, .68);
  border: 1px solid var(--bm-line);
}

/* 版本日志 */
.page-news .nw-log {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .nw-log::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: var(--bm-line-2);
}

.page-news .nw-log__item {
  position: relative;
  padding-left: 30px;
  margin-bottom: 14px;
}

.page-news .nw-log__item::before {
  content: "";
  position: absolute;
  left: 1px;
  top: 15px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--bm-cockpit);
  border: 2px solid var(--bm-cyan);
}

.page-news .nw-log__item--now::before {
  background: var(--bm-orange);
  border-color: var(--bm-orange);
}

.page-news .nw-log__summary {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: baseline;
  padding: 8px 0;
  cursor: pointer;
  list-style: none;
}

.page-news .nw-log__summary::-webkit-details-marker {
  display: none;
}

.page-news .nw-log__summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--bm-font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--bm-cyan);
}

.page-news .nw-log__details[open] .nw-log__summary::after {
  content: "−";
  color: var(--bm-orange);
}

.page-news .nw-log__ver {
  font-family: var(--bm-font-mono);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: .06em;
  color: var(--bm-cream);
}

.page-news .nw-log__stage {
  font-family: var(--bm-font-mono);
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--bm-orange);
}

.page-news .nw-log__list {
  margin: 4px 0 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.82;
  color: var(--bm-dim);
}

.page-news .nw-log__list li {
  margin-bottom: 5px;
}

/* 合作共建 */
.page-news .nw-partners__grid {
  display: grid;
  gap: var(--nw-gap);
}

.page-news .nw-steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--bm-line);
  border: 1px solid var(--bm-line);
}

.page-news .nw-step {
  padding: 14px;
  background: var(--bm-deep);
}

.page-news .nw-step__index {
  display: block;
  margin-bottom: 6px;
  font-family: var(--bm-font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--bm-orange);
}

.page-news .nw-step__title {
  margin: 0 0 5px;
  font-family: var(--bm-font-head);
  font-weight: 700;
  font-size: 14px;
  color: var(--bm-cream);
}

.page-news .nw-step__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--bm-dim);
}

.page-news .nw-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
}

.page-news .nw-tabs .bm-tab {
  padding: 8px 14px;
  border: 1px solid var(--bm-line-2);
  background: transparent;
  font-family: var(--bm-font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--bm-silver);
  cursor: pointer;
  transition: background-color .2s var(--bm-ease), color .2s var(--bm-ease), border-color .2s var(--bm-ease);
}

.page-news .nw-tabs .bm-tab:hover {
  border-color: var(--bm-cyan);
  color: var(--bm-cyan);
}

.page-news .nw-tabs .bm-tab[aria-selected="true"] {
  background: var(--bm-orange);
  border-color: var(--bm-orange);
  color: var(--bm-cockpit);
}

.page-news .nw-tabs .nw-tabpanel {
  flex: 0 0 100%;
  padding: clamp(14px, 2vw, 20px);
  border: 1px solid var(--bm-line);
  background: rgba(16, 42, 67, .58);
  font-size: 14px;
  line-height: 1.82;
  color: var(--bm-dim);
}

.page-news .nw-tabs .nw-tabpanel[hidden] {
  display: none;
}

.page-news .nw-tabs .nw-tabpanel p {
  margin: 0;
}

.page-news .nw-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  margin-top: clamp(18px, 2.6vw, 28px);
  padding: clamp(16px, 2.4vw, 24px);
  border: 1px solid var(--bm-line-2);
  background: linear-gradient(100deg, rgba(255, 138, 61, .16), rgba(45, 156, 255, .08) 58%, transparent);
}

.page-news .nw-cta__text {
  flex: 1 1 280px;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--bm-silver);
}

.page-news .nw-note-foot {
  margin: clamp(14px, 2vw, 20px) 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--bm-faint);
}

/* 动效 */
.page-news [data-reveal].is-in {
  animation: nw-rise .55s var(--bm-ease) both;
}

@keyframes nw-rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news [data-reveal].is-in {
    animation: none;
  }
  .page-news .nw-topics {
    scroll-behavior: auto;
  }
}

/* 断点 */
@media (min-width: 640px) {
  .page-news .nw-topic {
    flex: 0 0 62%;
  }
  .page-news .nw-notes__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .nw-note--wide {
    grid-column: span 2;
  }
}

@media (min-width: 860px) {
  .page-news .nw-masthead__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, .55fr);
    align-items: end;
  }
  .page-news .nw-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .nw-rules__top {
    grid-template-columns: minmax(0, 1fr) minmax(0, .62fr);
    align-items: end;
  }
  .page-news .nw-devices__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-news .nw-partners__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-news .nw-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .nw-topics {
    overflow: visible;
    padding-bottom: 0;
  }
  .page-news .nw-topic {
    flex: 1 1 0;
    min-width: 0;
  }
  .page-news .nw-topic--lead {
    flex: 1.55 1 0;
  }
}

@media (min-width: 1024px) {
  .page-news .nw-grid {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    align-items: start;
  }
  .page-news .nw-rail {
    position: sticky;
    top: calc(var(--bm-header-h) + 24px);
    z-index: auto;
    margin-bottom: 0;
    padding: 0 0 0 14px;
    border-bottom: 0;
    border-left: 2px solid var(--bm-line-2);
    background: none;
  }
  .page-news .nw-rail .bm-rail__label {
    display: block;
    margin: 0 0 10px;
    font-family: var(--bm-font-mono);
    font-size: 10px;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--bm-faint);
  }
  .page-news .nw-rail .bm-rail__meta {
    display: block;
    margin: 14px 0 0;
    font-family: var(--bm-font-mono);
    font-size: 10px;
    letter-spacing: .08em;
    color: var(--bm-faint);
  }
  .page-news .nw-rail__list {
    display: block;
    overflow: visible;
    padding: 0;
  }
  .page-news .nw-rail__list li {
    margin-bottom: 2px;
  }
  .page-news .nw-rail__link {
    display: block;
    padding: 6px 0;
    border: 0;
    white-space: normal;
  }
  .page-news .nw-rail__link:hover,
  .page-news .nw-rail__link.is-active {
    background: none;
    border-color: transparent;
    color: var(--bm-orange);
  }
  .page-news .nw-rail__link:hover .bm-mono,
  .page-news .nw-rail__link.is-active .bm-mono {
    color: var(--bm-orange);
  }
  .page-news .nw-sec:first-child {
    padding-top: 0;
  }
}

@media (min-width: 1180px) {
  .page-news .nw-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
<<<END>>>