.page-news {
  --news-line-ink: rgba(22, 32, 46, 0.12);
  --news-body-ink: rgba(22, 32, 46, 0.72);
  background: var(--navy);
  color: var(--on-dark-strong);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: 24px 0 40px;
  background:
    radial-gradient(760px 380px at 88% -8%, rgba(138, 107, 255, 0.22), transparent 68%),
    radial-gradient(620px 320px at 2% 4%, rgba(53, 240, 166, 0.1), transparent 70%),
    var(--navy);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 88%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 88%);
  pointer-events: none;
}

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

.page-news .news-crumb ol {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
}

.page-news .news-crumb li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-news .news-crumb li + li::before {
  content: "/";
  color: var(--gold-deep);
}

.page-news .news-crumb a {
  color: var(--on-dark);
  text-decoration: none;
}

.page-news .news-crumb a:hover {
  color: var(--gold);
}

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

.page-news .news-hero__grid {
  display: grid;
  gap: var(--sp-3);
}

.page-news .news-hero__kicker {
  margin: 0;
  color: var(--lime);
}

.page-news .news-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5.6vw, 56px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: #ffffff;
}

.page-news .news-hero__lead {
  margin: var(--sp-2) 0 0;
  max-width: 58ch;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--on-dark);
}

.page-news .news-hero__actions {
  margin-top: var(--sp-3);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .news-hero__panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--glass);
  padding: var(--sp-3);
}

.page-news .news-panel__title {
  margin: 0;
  color: var(--gold);
}

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

.page-news .pulse-list li {
  background: rgba(10, 23, 48, 0.78);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-news .pulse-list__num {
  font-family: var(--font-mono);
  font-size: var(--fs-28);
  font-weight: 700;
  line-height: 1;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-news .pulse-list__label {
  font-size: var(--fs-12);
  color: var(--on-dark);
  line-height: 1.5;
}

/* ---------- 分类胶囊 ---------- */
.page-news .news-cats {
  padding: 0 0 var(--sp-3);
  border-bottom: 1px solid var(--line);
  background: var(--navy);
}

.page-news .cat-row {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 10px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-news .cat-row::-webkit-scrollbar {
  display: none;
}

.page-news .cat-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 10px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--glass);
  color: var(--on-dark-strong);
  font-size: var(--fs-14);
  text-decoration: none;
  transition: border-color 200ms var(--ease), transform 200ms var(--ease), color 200ms var(--ease);
}

.page-news .cat-chip:hover {
  border-color: var(--lime);
  color: #ffffff;
  transform: translateY(-2px);
}

.page-news .cat-chip--active {
  border-color: var(--lime);
  box-shadow: inset 0 0 0 1px rgba(53, 240, 166, 0.35);
}

.page-news .cat-chip__num {
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--lime);
}

/* ---------- 通用区块标题 ---------- */
.page-news .news-head {
  margin-bottom: var(--sp-3);
}

.page-news .news-head .section-index {
  margin: 0;
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-news .news-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.4vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: #ffffff;
}

.page-news .news-head__note {
  margin: 8px 0 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--on-dark);
}

.page-news .news-head--ink .section-index {
  color: var(--gold-deep);
}

.page-news .news-head--ink h2 {
  color: var(--ink);
}

.page-news .news-head--ink .news-head__note {
  color: var(--gray);
}

/* ---------- 专题焦点 ---------- */
.page-news .news-feature {
  padding: var(--sp-4) 0 var(--sp-3);
  background: var(--navy);
}

.page-news .feature-grid {
  display: grid;
  gap: var(--sp-3);
}

.page-news .feature-lead,
.page-news .feature-side {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(20, 41, 74, 0.72);
  transition: border-color 200ms var(--ease), transform 200ms var(--ease);
}

.page-news .feature-lead:hover,
.page-news .feature-side:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}

.page-news .feature-lead__body {
  padding: var(--sp-3);
}

.page-news .feature-side {
  padding: var(--sp-3);
  border-left: 3px solid var(--gold-deep);
  display: flex;
  flex-direction: column;
}

.page-news .feature-lead h3,
.page-news .feature-side h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.32;
  color: #ffffff;
}

.page-news .feature-lead h3 {
  font-size: clamp(20px, 2.4vw, 28px);
}

.page-news .feature-side h3 {
  font-size: var(--fs-20);
}

.page-news .feature-lead h3 a,
.page-news .feature-side h3 a {
  color: inherit;
  text-decoration: none;
}

.page-news .feature-lead h3 a:hover,
.page-news .feature-side h3 a:hover {
  color: var(--gold);
}

.page-news .feature-lead__sum,
.page-news .feature-side__sum {
  margin: 12px 0 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--on-dark);
}

.page-news .feature-side__sum {
  flex: 1;
}

.page-news .stage-tag {
  display: inline-block;
  margin: 0 0 10px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  border: 1px solid rgba(53, 240, 166, 0.45);
  border-radius: var(--radius-pill);
  background: rgba(53, 240, 166, 0.08);
  color: var(--lime);
}

.page-news .stage-tag--violet {
  border-color: rgba(138, 107, 255, 0.5);
  background: rgba(138, 107, 255, 0.1);
  color: #b3a1ff;
}

.page-news .meta-line {
  margin: auto 0 0;
  padding-top: 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--on-dark);
}

/* ---------- 媒体容器 ---------- */
.page-news .n-media {
  display: block;
  position: relative;
  overflow: hidden;
  background: var(--navy-mid);
}

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

.page-news .n-media--lead { aspect-ratio: 16 / 9; }
.page-news .n-media--thumb { aspect-ratio: 4 / 3; }
.page-news .n-media--log { aspect-ratio: 2 / 1; }

/* ---------- 文章列表（浅色区） ---------- */
.page-news .news-stream {
  padding: var(--sp-4) 0;
  background: var(--mist);
  color: var(--ink);
}

.page-news .stream-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--news-line-ink);
  border: 1px solid var(--news-line-ink);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-news .story-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: var(--sp-3);
  background: #ffffff;
  transition: box-shadow 200ms var(--ease);
}

.page-news .story-card:hover {
  box-shadow: inset 0 0 0 2px var(--gold);
}

.page-news .story-card__index {
  margin: 0;
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--gray);
}

.page-news .news-stream .stage-tag {
  border-color: rgba(201, 127, 18, 0.35);
  background: rgba(245, 166, 35, 0.12);
  color: var(--gold-deep);
}

.page-news .story-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-20);
  line-height: 1.4;
}

.page-news .story-card h3 a {
  color: var(--ink);
  text-decoration: none;
}

.page-news .story-card h3 a:hover {
  color: var(--gold-deep);
}

.page-news .story-card__sum {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--news-body-ink);
}

.page-news .news-stream .meta-line {
  color: var(--gray);
}

/* ---------- 数据解读 ---------- */
.page-news .news-deep {
  padding: var(--sp-4) 0;
  background: var(--navy);
}

.page-news .deep-grid {
  display: grid;
  gap: var(--sp-3);
}

.page-news .deep-media {
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-news .deep-body h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-28);
  line-height: 1.28;
  color: #ffffff;
}

.page-news .deep-points {
  list-style: none;
  margin: var(--sp-2) 0 0;
  padding: 0;
}

.page-news .deep-points li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .deep-points__num {
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--lime);
  padding-top: 4px;
}

.page-news .deep-points p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--on-dark);
}

.page-news .deep-link {
  display: inline-block;
  margin-top: var(--sp-3);
  font-size: var(--fs-14);
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 166, 35, 0.4);
  padding-bottom: 2px;
  transition: border-color 200ms var(--ease);
}

.page-news .deep-link:hover {
  border-color: var(--gold);
}

/* ---------- 使用技巧 ---------- */
.page-news .news-tips {
  padding: var(--sp-4) 0;
  background: linear-gradient(180deg, var(--navy) 0%, var(--navy-mid) 100%);
}

.page-news .tips-grid {
  display: grid;
  gap: var(--sp-3);
}

.page-news .tip-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(10, 23, 48, 0.6);
  transition: border-color 200ms var(--ease), transform 200ms var(--ease);
}

.page-news .tip-card:hover {
  border-color: var(--lime);
  transform: translateY(-2px);
}

.page-news .tip-card__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0 var(--sp-3) var(--sp-3);
}

.page-news .tip-card--plain .tip-card__body {
  padding-top: var(--sp-3);
}

.page-news .tip-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-20);
  line-height: 1.4;
}

.page-news .tip-card h3 a {
  color: #ffffff;
  text-decoration: none;
}

.page-news .tip-card h3 a:hover {
  color: var(--gold);
}

.page-news .tip-card__sum {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--on-dark);
}

/* ---------- 更新节奏与协作 ---------- */
.page-news .news-cadence {
  padding: var(--sp-4) 0 var(--sp-5);
  background: var(--mist);
  color: var(--ink);
}

.page-news .cadence-grid {
  display: grid;
  gap: var(--sp-4);
}

.page-news .cadence-copy .section-index {
  margin: 0;
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--gold-deep);
}

.page-news .cadence-copy h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .cadence-copy__lead {
  margin: var(--sp-2) 0 0;
  max-width: 54ch;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--news-body-ink);
}

.page-news .cadence-list {
  list-style: none;
  margin: var(--sp-3) 0 0;
  padding: 0;
}

.page-news .cadence-list li {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--news-line-ink);
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--ink);
}

.page-news .cadence-list .mono {
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--gold-deep);
}

.page-news .cadence-copy__note {
  margin: var(--sp-3) 0 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--news-body-ink);
}

.page-news .cadence-copy .btn {
  margin-top: var(--sp-3);
}

.page-news .cadence-log {
  border: 1px solid var(--news-line-ink);
  border-radius: var(--radius);
  overflow: hidden;
  background: #ffffff;
}

.page-news .cadence-log__body {
  padding: var(--sp-3);
}

.page-news .cadence-log h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-20);
  color: var(--ink);
}

.page-news .cadence-log__note {
  margin: 6px 0 0;
  font-size: var(--fs-12);
  color: var(--gray);
}

.page-news .version-list {
  list-style: none;
  margin: var(--sp-2) 0 0;
  padding: 0;
}

.page-news .version-list li {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--news-line-ink);
  font-size: var(--fs-14);
  line-height: 1.65;
  color: var(--news-body-ink);
}

.page-news .version-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .version-list .mono {
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--gold-deep);
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-news .news-hero {
    padding: 32px 0 56px;
  }

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

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

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: var(--sp-4);
    align-items: start;
  }

  .page-news .feature-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    grid-template-rows: auto auto;
  }

  .page-news .feature-lead {
    grid-row: span 2;
  }

  .page-news .deep-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    gap: var(--sp-4);
    align-items: center;
  }

  .page-news .cadence-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: var(--sp-5);
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-news .stream-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .tips-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .news-feature,
  .page-news .news-deep,
  .page-news .news-tips {
    padding-top: var(--sp-5);
  }

  .page-news .news-feature {
    padding-bottom: var(--sp-4);
  }

  .page-news .news-deep,
  .page-news .news-tips {
    padding-bottom: var(--sp-5);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .cat-chip,
  .page-news .feature-lead,
  .page-news .feature-side,
  .page-news .tip-card,
  .page-news .story-card,
  .page-news .deep-link {
    transition-duration: 1ms;
  }

  .page-news .cat-chip:hover,
  .page-news .feature-lead:hover,
  .page-news .feature-side:hover,
  .page-news .tip-card:hover {
    transform: none;
  }
}