.page-news {
  --news-line: rgba(11, 42, 74, 0.1);
  --news-ink-soft: #33465a;
  background: var(--pearl);
  color: var(--ink);
  font-family: var(--font-body);
}

.page-news h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(24px, 5.2vw, 34px);
  line-height: 1.28;
  letter-spacing: 0.02em;
  color: var(--deep);
}

/* ---------- 页首通栏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding-top: 24px;
  color: var(--pearl);
  background:
    radial-gradient(120% 90% at 88% 6%, rgba(23, 195, 178, 0.3), transparent 58%),
    radial-gradient(95% 85% at 4% 98%, rgba(255, 107, 74, 0.24), transparent 64%),
    linear-gradient(165deg, var(--deep) 0%, var(--midnight) 100%);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--teal), var(--coral) 52%, var(--gold));
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 16px;
  padding-bottom: 26px;
}

.page-news .news-hero .breadcrumbs {
  color: rgba(247, 245, 240, 0.68);
  font-size: 13.5px;
  letter-spacing: 0.04em;
}

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

.page-news .news-hero .breadcrumbs a:hover {
  color: var(--coral-soft);
}

.page-news h1 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(32px, 8vw, 54px);
  line-height: 1.08;
  letter-spacing: 0.06em;
  color: var(--pearl);
}

.page-news .news-hero__lede {
  margin: 0;
  max-width: 60ch;
  font-size: 16.5px;
  line-height: 1.9;
  color: rgba(247, 245, 240, 0.85);
}

.page-news .news-hero__tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 4px 0 0;
  padding: 0;
}

.page-news .hero-pill {
  padding: 7px 15px;
  border-radius: var(--pill);
  border: 1px solid rgba(23, 195, 178, 0.42);
  background: rgba(23, 195, 178, 0.1);
  color: var(--teal);
  font-size: 13px;
  letter-spacing: 0.03em;
}

.page-news .hero-pill:nth-child(2) {
  border-color: rgba(255, 107, 74, 0.45);
  background: rgba(255, 107, 74, 0.12);
  color: var(--coral-soft);
}

.page-news .hero-pill:nth-child(3) {
  border-color: rgba(217, 164, 65, 0.45);
  background: rgba(217, 164, 65, 0.12);
  color: var(--gold);
}

.page-news .news-hero__media {
  padding: 0 20px;
}

.page-news .news-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  box-shadow: var(--shadow-float);
}

/* ---------- 最新发布 ---------- */
.page-news .news-feed-section {
  background: var(--pearl);
}

.page-news .news-feed {
  list-style: none;
  display: grid;
  gap: 14px;
  margin: 28px 0 0;
  padding: 0;
}

.page-news .entry {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: 20px 18px 20px 24px;
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}

.page-news .entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 4px;
  border-radius: 0 4px 4px 0;
  background: var(--teal);
  opacity: 0.4;
  transition: opacity 0.28s ease, background-color 0.28s ease;
}

.page-news .entry:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 107, 74, 0.4);
  box-shadow: var(--shadow-float);
}

.page-news .entry:hover::before {
  background: var(--coral);
  opacity: 1;
}

.page-news .entry__index {
  font-size: 12.5px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-news .entry__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 18px;
  line-height: 1.5;
  letter-spacing: 0.015em;
  color: var(--deep);
}

.page-news .entry__summary {
  margin: 10px 0 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--news-ink-soft);
}

.page-news .entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-news .tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 12px;
  border-radius: var(--pill);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.05em;
  border: 1px solid rgba(23, 195, 178, 0.34);
  background: rgba(23, 195, 178, 0.13);
  color: #0c7d72;
}

.page-news .tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.8;
}

.page-news .tag--version {
  border-color: rgba(23, 195, 178, 0.34);
  background: rgba(23, 195, 178, 0.13);
  color: #0c7d72;
}

.page-news .tag--service {
  border-color: rgba(255, 107, 74, 0.34);
  background: rgba(255, 107, 74, 0.12);
  color: #c34424;
}

.page-news .tag--safety {
  border-color: rgba(11, 42, 74, 0.24);
  background: rgba(11, 42, 74, 0.08);
  color: var(--deep);
}

.page-news .tag--activity {
  border-color: rgba(217, 164, 65, 0.4);
  background: rgba(217, 164, 65, 0.14);
  color: #8a6410;
}

.page-news .entry__time {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-news .extend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-news .pill-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--pill);
  border: 1px solid rgba(11, 42, 74, 0.18);
  background: #fff;
  color: var(--deep);
  font-size: 14.5px;
  text-decoration: none;
  transition: transform 0.22s ease, border-color 0.22s ease, color 0.22s ease;
}

.page-news .pill-link::after {
  content: "→";
  color: var(--coral);
  font-family: var(--font-mono);
}

.page-news .pill-link:hover {
  transform: translateY(-2px);
  border-color: var(--coral);
  color: var(--coral);
}

/* ---------- 版本迭代节奏 ---------- */
.page-news .news-cadence {
  background: linear-gradient(180deg, #ffffff 0%, var(--sand) 100%);
}

.page-news .cadence-grid {
  display: grid;
  gap: 30px;
}

.page-news .cadence-list {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
}

.page-news .cadence-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 15px 18px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--teal);
  border-radius: var(--radius-sm);
}

.page-news .cadence-list li:nth-child(2) {
  border-left-color: var(--coral);
}

.page-news .cadence-list li:nth-child(3) {
  border-left-color: var(--gold);
}

.page-news .cadence-key {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--deep);
}

.page-news .cadence-list p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--news-ink-soft);
}

.page-news .cadence-media {
  margin: 0;
}

.page-news .cadence-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  background: #fff;
}

.page-news .series-grid {
  display: grid;
  gap: 18px;
  margin-top: 28px;
}

.page-news .series-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 24px;
  background: var(--sand);
  border: 1px solid rgba(11, 42, 74, 0.06);
  border-radius: var(--radius-lg);
}

.page-news .series-card__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-news .series-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 21px;
  letter-spacing: 0.02em;
  color: var(--deep);
}

.page-news .series-card__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--news-ink-soft);
}

.page-news .series-card__latest {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px dashed rgba(11, 42, 74, 0.18);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-news .series-visual {
  position: relative;
  margin: 0;
  min-height: 220px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.page-news .series-visual img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 220px;
  max-width: 100%;
  object-fit: cover;
}

.page-news .series-visual figcaption {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  padding: 9px 15px;
  border-radius: var(--pill);
  background: rgba(7, 26, 46, 0.7);
  color: var(--pearl);
  font-size: 13px;
  line-height: 1.6;
}

/* ---------- 分类与标签导航 ---------- */
.page-news .news-topics {
  background: linear-gradient(180deg, var(--deep) 0%, var(--midnight) 100%);
  border-radius: var(--radius-xl);
  color: var(--pearl);
}

.page-news .news-topics h2 {
  color: var(--pearl);
}

.page-news .news-topics .lede {
  color: rgba(247, 245, 240, 0.82);
}

.page-news .topic-grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.page-news .topic-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px;
  background: rgba(247, 245, 240, 0.06);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

.page-news .topic-card:hover {
  background: rgba(23, 195, 178, 0.1);
  border-color: rgba(23, 195, 178, 0.4);
}

.page-news .topic-card__num {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-news .topic-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 22px;
  letter-spacing: 0.06em;
  color: var(--pearl);
}

.page-news .topic-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(247, 245, 240, 0.78);
}

.page-news .topic-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
  padding-top: 12px;
}

.page-news .topic-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 15px;
  border-radius: var(--pill);
  border: 1px solid rgba(23, 195, 178, 0.42);
  color: var(--teal);
  font-size: 13.5px;
  text-decoration: none;
  transition: background-color 0.22s ease, color 0.22s ease, border-color 0.22s ease;
}

.page-news .topic-links a:hover {
  background: rgba(23, 195, 178, 0.16);
  border-color: var(--teal);
  color: var(--pearl);
}

/* ---------- 订阅与回顾 ---------- */
.page-news .news-subscribe {
  background: var(--pearl);
}

.page-news .subscribe-grid {
  display: grid;
  gap: 30px;
}

.page-news .subscribe-list {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding: 0;
}

.page-news .subscribe-list li {
  position: relative;
  padding-left: 30px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--news-ink-soft);
}

.page-news .subscribe-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 10px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 4px rgba(255, 107, 74, 0.16);
}

.page-news .subscribe-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 26px;
}

.page-news .subscribe-note {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .subscribe-note .mono {
  color: var(--deep);
  font-family: var(--font-mono);
  word-break: break-all;
}

.page-news .subscribe-media {
  margin: 0;
}

.page-news .subscribe-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .series-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-news .cadence-list li {
    grid-template-columns: 116px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero {
    padding-top: 32px;
  }

  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    column-gap: 44px;
    row-gap: 18px;
    padding-bottom: 34px;
  }

  .page-news .news-hero .breadcrumbs {
    grid-column: 1 / -1;
  }

  .page-news h1,
  .page-news .news-hero__lede {
    grid-column: 1;
  }

  .page-news .news-hero__tags {
    grid-column: 2;
    grid-row: 2 / span 2;
    align-self: end;
    justify-content: flex-end;
    margin-top: 0;
  }

  .page-news .news-hero__media {
    padding: 0 44px;
  }

  .page-news .entry {
    grid-template-columns: 84px minmax(0, 1fr) 148px;
    gap: 6px 20px;
    align-items: start;
    padding: 24px 26px 24px 30px;
  }

  .page-news .entry::before {
    top: 22px;
    bottom: 22px;
  }

  .page-news .entry__index {
    grid-column: 1;
    padding-top: 3px;
  }

  .page-news .entry__body {
    grid-column: 2;
  }

  .page-news .entry__meta {
    grid-column: 3;
    flex-direction: column;
    align-items: flex-end;
    gap: 9px;
    padding-top: 3px;
  }

  .page-news .cadence-grid,
  .page-news .subscribe-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 44px;
  }

  .page-news .subscribe-grid {
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-news .series-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: start;
    gap: 20px;
  }

  .page-news .series-card--a {
    grid-column: 1 / span 5;
  }

  .page-news .series-card--b {
    grid-column: 6 / span 7;
    margin-top: 26px;
  }

  .page-news .series-visual {
    grid-column: 1 / span 4;
    margin-top: 8px;
  }

  .page-news .series-card--c {
    grid-column: 5 / span 4;
    margin-top: 8px;
  }

  .page-news .series-card--d {
    grid-column: 9 / span 4;
    margin-top: 34px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-news * {
    transition: none !important;
    animation: none !important;
  }
}