.page-news {
  --news-border: rgba(74, 102, 124, 0.36);
  --news-border-soft: rgba(74, 102, 124, 0.2);
  background-color: var(--ink);
  color: var(--mist-soft);
  overflow-x: hidden;
}

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

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

.page-news .section-label {
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: clamp(1rem, 2.6vw, 1.75rem) 0 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
}

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

.page-news .breadcrumbs a:hover {
  text-decoration: underline;
}

.page-news .breadcrumbs li + li::before {
  content: "/";
  margin-right: 0.4rem;
  color: var(--slate);
}

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

/* ---------- 首屏框景 ---------- */
.page-news .news-hero {
  padding-bottom: clamp(2rem, 5vw, 3.5rem);
}

.page-news .news-hero__frame {
  position: relative;
  margin-top: clamp(1.15rem, 3vw, 2rem);
  padding: clamp(1.2rem, 3vw, 2.5rem);
  border: 1px solid var(--news-border);
  background: linear-gradient(158deg, rgba(16, 43, 64, 0.94) 0%, rgba(8, 24, 38, 0.99) 64%);
}

.page-news .news-hero__frame::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(74, 102, 124, 0.14) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(74, 102, 124, 0.14) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(118deg, #000 8%, transparent 72%);
  mask-image: linear-gradient(118deg, #000 8%, transparent 72%);
}

.page-news .news-hero__frame::after {
  content: "CHANGELOG / 04";
  position: absolute;
  top: -0.68rem;
  left: clamp(1rem, 3vw, 2.2rem);
  padding: 0 0.5rem;
  background: var(--ink);
  color: var(--slate);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
}

.page-news .news-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.5rem, 3.4vw, 2.75rem);
}

.page-news .news-hero__title {
  margin: 0.7rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 5.2vw, 3rem);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-news .news-hero__intro {
  margin: 1rem 0 0;
  max-width: 46ch;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--mist-soft);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

.page-news .news-hero__coord {
  margin: 1.4rem 0 0;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--slate);
}

.page-news .news-hero__figure {
  margin: 0;
}

.page-news .news-hero__stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(1.5rem, 3.4vw, 2.4rem) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--news-border);
  background-color: var(--news-border-soft);
}

.page-news .news-hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.9rem 1rem;
  background-color: rgba(8, 24, 38, 0.92);
}

.page-news .news-hero__stat-num {
  font-size: clamp(1.05rem, 2.6vw, 1.5rem);
  font-weight: 700;
  color: var(--orange);
  line-height: 1.2;
}

.page-news .news-hero__stat-label {
  font-size: 0.8rem;
  line-height: 1.55;
  color: var(--mist-dim);
}

/* ---------- 专题列表 ---------- */
.page-news .news-feed__head {
  max-width: 62ch;
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.page-news .news-feed__head h2 {
  margin: 0.6rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3.2vw, 2rem);
  font-weight: 800;
  line-height: 1.28;
  color: var(--cream);
}

.page-news .news-feed__desc {
  margin: 0.85rem 0 0;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--mist-dim);
}

.page-news .news-tabs .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-bottom: 0.9rem;
  margin-bottom: 1.4rem;
  border-bottom: 1px solid var(--news-border);
}

.page-news .news-tabs .tabs__tab {
  flex: 0 1 auto;
  padding: 0.55rem 0.95rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-align: left;
  color: var(--mist-dim);
  background-color: rgba(16, 43, 64, 0.6);
  border: 1px solid var(--news-border);
  border-radius: 0;
  cursor: pointer;
  transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

.page-news .news-tabs .tabs__tab:hover {
  color: var(--mist);
  border-color: var(--slate);
}

.page-news .news-tabs .tabs__tab[aria-selected="true"] {
  color: var(--ink);
  background-color: var(--cyan);
  border-color: var(--cyan);
}

.page-news .news-tabs .tabs__panel {
  padding-top: 0.25rem;
}

.page-news .news-list {
  position: relative;
  margin: 0;
  padding: 0 0 0 1.5rem;
  list-style: none;
}

.page-news .news-list::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 1.15rem;
  bottom: 1.2rem;
  width: 1px;
  background: var(--news-border);
}

.page-news .news-entry {
  position: relative;
  padding: 0.9rem 0 1.15rem;
  border-top: 1px dashed var(--news-border-soft);
}

.page-news .news-entry:first-child {
  border-top: 0;
  padding-top: 0.35rem;
}

.page-news .news-entry::before {
  content: "";
  position: absolute;
  left: -1.5rem;
  top: 0.55rem;
  width: 9px;
  height: 9px;
  background-color: var(--orange);
  transform: rotate(45deg);
}

.page-news .news-entry:first-child::before {
  top: 0.05rem;
}

.page-news .news-entry__time {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-news .news-entry__title {
  margin: 0.4rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.4vw, 1.15rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--cream);
}

.page-news .news-entry__summary {
  margin: 0.5rem 0 0;
  max-width: 66ch;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--mist-dim);
}

.page-news .news-entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0.75rem 0 0;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--slate);
}

/* ---------- 版本专题 ---------- */
.page-news .news-version {
  border-top: 1px solid var(--news-border);
  background: linear-gradient(180deg, rgba(16, 43, 64, 0.45) 0%, rgba(8, 24, 38, 0) 70%);
}

.page-news .news-version__grid {
  display: grid;
  gap: clamp(1.5rem, 3.4vw, 2.75rem);
}

.page-news .news-version__figure {
  margin: 0;
}

.page-news .news-version__body h2 {
  margin: 0.6rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.2vw, 2rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--cream);
}

.page-news .news-version__lead {
  margin: 0.9rem 0 0;
  max-width: 60ch;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--mist-soft);
}

.page-news .version-stack {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--news-border);
}

.page-news .version-stack__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.45rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--news-border-soft);
}

.page-news .version-stack__no {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--cream);
}

.page-news .version-stack__item .tag {
  justify-self: start;
}

.page-news .version-stack__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--mist-dim);
}

.page-news .news-version__body .btn {
  margin-top: 1.5rem;
}

/* ---------- 维护日志 ---------- */
.page-news .news-maint__panel {
  display: grid;
  gap: clamp(1.5rem, 3.2vw, 2.5rem);
  padding: clamp(1.25rem, 3vw, 2.5rem);
  border-radius: 0;
}

.page-news .news-maint__body h2 {
  margin: 0.6rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.2vw, 2rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--brown);
}

.page-news .news-maint__lead {
  margin: 0.9rem 0 0;
  max-width: 58ch;
  font-size: 0.96rem;
  line-height: 1.85;
  color: rgba(33, 26, 22, 0.82);
}

.page-news .maint-steps {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(33, 26, 22, 0.22);
}

.page-news .maint-steps__item {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: 0.85rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid rgba(33, 26, 22, 0.16);
}

.page-news .maint-steps__no {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--orange);
  line-height: 1.5;
}

.page-news .maint-steps__item h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--brown);
}

.page-news .maint-steps__item p {
  margin: 0.35rem 0 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: rgba(33, 26, 22, 0.78);
}

.page-news .news-maint__figure {
  margin: 0;
  align-self: start;
}

/* ---------- 合作动态 ---------- */
.page-news .news-partner__grid {
  display: grid;
  gap: clamp(1.5rem, 3.4vw, 2.75rem);
}

.page-news .news-partner__body h2 {
  margin: 0.6rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.2vw, 2rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--cream);
}

.page-news .news-partner__lead {
  margin: 0.9rem 0 0;
  max-width: 58ch;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--mist-soft);
}

.page-news .news-partner__points {
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-partner__points li {
  display: grid;
  grid-template-columns: 0.65rem minmax(0, 1fr);
  gap: 0.8rem;
  padding: 0.7rem 0;
  border-top: 1px solid var(--news-border-soft);
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--mist-dim);
}

.page-news .news-partner__points li:first-child {
  border-top: 0;
}

.page-news .news-partner__dot {
  width: 7px;
  height: 7px;
  margin-top: 0.5rem;
  background-color: var(--mint);
}

.page-news .news-partner__body .btn {
  margin-top: 1.4rem;
}

.page-news .news-partner__figure {
  margin: 0;
}

/* ---------- 收尾引导 ---------- */
.page-news .news-cta {
  padding-bottom: clamp(2.5rem, 6vw, 5rem);
}

.page-news .news-cta__inner {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.4rem, 3.4vw, 2.5rem);
  border: 1px solid var(--news-border);
  border-left: 3px solid var(--orange);
  background: linear-gradient(120deg, rgba(16, 43, 64, 0.9) 0%, rgba(8, 24, 38, 0.96) 70%);
}

.page-news .news-cta__text h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.8vw, 1.6rem);
  font-weight: 800;
  line-height: 1.35;
  color: var(--cream);
}

.page-news .news-cta__text p {
  margin: 0.75rem 0 0;
  max-width: 56ch;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--mist-dim);
}

.page-news .news-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  align-items: center;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-news .news-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .version-stack__item {
    grid-template-columns: 4.5rem 8.5rem minmax(0, 1fr);
    align-items: baseline;
    gap: 0.75rem;
  }

  .page-news .version-stack__item .tag {
    justify-self: start;
  }

  .page-news .news-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-news .news-tabs {
    display: grid;
    grid-template-columns: 208px minmax(0, 1fr);
    gap: clamp(1.5rem, 3vw, 2.75rem);
    align-items: start;
  }

  .page-news .news-tabs .tabs__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0.45rem;
    margin-bottom: 0;
    padding: 0 0 0 0.9rem;
    border-bottom: 0;
    border-left: 1px solid var(--news-border);
    position: sticky;
    top: calc(var(--header-h) + 1.25rem);
  }

  .page-news .news-tabs .tabs__tab {
    width: 100%;
  }

  .page-news .news-tabs .tabs__panel {
    grid-column: 2;
    padding-top: 0;
  }

  .page-news .news-version__grid {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
    align-items: start;
  }

  .page-news .news-maint__panel {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }

  .page-news .news-partner__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}