.page-news {
  --news-gold: var(--accent-gold);
  --news-red: var(--accent-red);
  --news-blue: var(--data-blue);
  --news-border: var(--border);
  --news-card: var(--bg-card);
  padding-bottom: clamp(2rem, 6vw, 4rem);
  color: var(--text-primary);
  background: var(--bg-primary);
}

.page-news .container {
  min-width: 0;
}

.page-news .breadcrumb {
  padding-top: 1.5rem;
}

.page-news a {
  color: var(--text-primary);
  transition: color var(--transition);
}

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

/* ========== 报头标题区 ========== */
.page-news .news-masthead {
  padding-top: clamp(2rem, 5vw, 3.5rem);
  padding-bottom: clamp(1.5rem, 3vw, 2.5rem);
  border-bottom: 1px solid var(--news-border);
  position: relative;
}

.page-news .news-masthead__rule {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.page-news .news-masthead__version {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--news-gold);
  border: 1px solid var(--news-border);
  padding: 0.3rem 0.85rem;
  border-radius: 99px;
  white-space: nowrap;
  background: rgba(240, 185, 11, 0.05);
}

.page-news .news-masthead h1 {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(1.9rem, 5vw, 3.6rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 0 0 1.25rem;
  color: var(--text-primary);
  text-wrap: balance;
}

.page-news .news-masthead__lead {
  font-family: var(--font-mono);
  font-weight: 300;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 72ch;
  margin: 0;
  border-left: 3px solid var(--news-gold);
  padding-left: 1rem;
}

/* ========== 栏目索引 ========== */
.page-news .news-index {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--news-border);
  margin-bottom: 0.5rem;
}

.page-news .news-index__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-secondary);
  margin-right: 0.25rem;
}

.page-news .news-index__item {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-decoration: none;
  border: 1px solid var(--news-border);
  padding: 0.3rem 0.8rem;
  border-radius: 99px;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  min-width: 0;
}

.page-news .news-index__item:hover,
.page-news .news-index__item:focus-visible {
  color: var(--bg-primary);
  background: var(--news-gold);
  border-color: var(--news-gold);
}

/* ========== 通用区块 ========== */
.page-news .news-block {
  padding-top: clamp(3rem, 6vw, 5rem);
  padding-bottom: clamp(3rem, 6vw, 5rem);
  border-bottom: 1px solid var(--news-border);
}

.page-news .news-block__heading {
  margin-bottom: 2.5rem;
  max-width: 820px;
}

.page-news .news-block__heading--split {
  display: grid;
  gap: 1rem;
  align-items: end;
  max-width: none;
}

.page-news .news-block__desc {
  font-family: var(--font-mono);
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 0.9rem;
  margin: 1rem 0 0;
  max-width: 72ch;
}

.page-news .news-block__more {
  display: inline-block;
  margin-top: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--news-gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.page-news .news-block__more:hover {
  border-bottom-color: var(--news-gold);
}

/* ========== 晨间公告 ========== */
.page-news .news-block--bulletins {
  background: linear-gradient(180deg, rgba(59, 130, 246, 0.06) 0%, transparent 220px);
}

.page-news .bulletin-layout {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}

.page-news .bulletin-feature {
  background: linear-gradient(135deg, var(--news-card) 0%, var(--bg-primary) 100%);
  border: 1px solid var(--news-border);
  border-radius: var(--radius);
  overflow: hidden;
  display: grid;
  min-width: 0;
  transition: border-color var(--transition);
}

.page-news .bulletin-feature:hover {
  border-color: rgba(240, 185, 11, 0.45);
}

.page-news .bulletin-feature__img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-news .bulletin-feature__body {
  padding: 1.75rem;
}

.page-news .bulletin-feature__badge {
  display: inline-block;
  background: var(--news-red);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  padding: 0.3rem 0.8rem;
  border-radius: 3px;
  margin-bottom: 1rem;
}

.page-news .bulletin-feature h3 {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.3rem;
  line-height: 1.35;
  margin: 0 0 0.75rem;
  color: #ffffff;
}

.page-news .bulletin-feature p {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin: 0 0 1.1rem;
}

.page-news .bulletin-feature__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-secondary);
}

.page-news .bulletin-feature__meta a {
  color: var(--news-gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.page-news .bulletin-feature__meta a:hover {
  border-bottom-color: var(--news-gold);
}

.page-news .bulletin-stack {
  display: grid;
  gap: 1rem;
  min-width: 0;
}

.page-news .bulletin-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: start;
  background: var(--news-card);
  border: 1px solid var(--news-border);
  border-left: 3px solid transparent;
  border-radius: var(--radius);
  padding: 1.2rem;
  transition: border-color var(--transition), background var(--transition);
  min-width: 0;
}

.page-news .bulletin-item:hover {
  border-left-color: var(--news-gold);
  background: #132346;
}

.page-news .bulletin-item__num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--news-gold);
  border: 1px solid var(--news-border);
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  margin-top: 0.15rem;
}

.page-news .bulletin-item__body {
  min-width: 0;
}

.page-news .bulletin-item h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.95rem;
  margin: 0 0 0.375rem;
  color: var(--text-primary);
  line-height: 1.4;
}

.page-news .bulletin-item p {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

.page-news .bulletin-item__time {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* ========== 版本修复日志 ========== */
.page-news .news-block--changelog {
  background: linear-gradient(90deg, rgba(31, 58, 95, 0.16) 1px, transparent 1px);
  background-size: 36px 100%;
}

.page-news .changelog-grid {
  display: grid;
  gap: 1.25rem;
  min-width: 0;
}

.page-news .changelog-card {
  background: var(--news-card);
  border: 1px solid var(--news-border);
  border-radius: var(--radius);
  padding: clamp(1.2rem, 2.5vw, 1.75rem);
  position: relative;
  min-width: 0;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}

.page-news .changelog-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 1.5rem;
  right: 1.5rem;
  height: 2px;
  background: linear-gradient(90deg, var(--news-gold) 0%, rgba(240, 185, 11, 0.12) 100%);
  opacity: 0.55;
}

.page-news .changelog-card:hover {
  border-color: var(--news-gold);
  background: #132346;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
}

.page-news .changelog-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.page-news .changelog-card__tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--news-gold);
  background: rgba(240, 185, 11, 0.1);
  border: 1px solid rgba(240, 185, 11, 0.25);
  padding: 0.25rem 0.7rem;
  border-radius: 3px;
}

.page-news .changelog-card__count {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-secondary);
}

.page-news .changelog-card h3 {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.05rem;
  color: #ffffff;
  margin: 0 0 0.625rem;
  line-height: 1.35;
}

.page-news .changelog-card > p {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin: 0 0 1rem;
}

.page-news .changelog-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.425rem;
}

.page-news .changelog-card ul li {
  font-family: var(--font-mono);
  font-size: 0.79rem;
  color: var(--text-secondary);
  line-height: 1.6;
  padding-left: 1.1rem;
  position: relative;
}

.page-news .changelog-card ul li::before {
  content: "›";
  position: absolute;
  left: 0;
  color: var(--news-gold);
  font-weight: 700;
}

.page-news .changelog-milestone {
  margin-top: 2.5rem;
  border: 1px solid var(--news-border);
  border-radius: var(--radius);
  padding: clamp(1.25rem, 3vw, 1.75rem);
  background: rgba(16, 28, 58, 0.72);
}

.page-news .changelog-milestone__track {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.page-news .changelog-milestone__node {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: var(--text-secondary);
  border: 1px solid var(--news-border);
  border-radius: 99px;
  padding: 0.4rem 1rem;
  white-space: nowrap;
}

.page-news .changelog-milestone__node.is-current {
  border-color: var(--news-gold);
  color: var(--news-gold);
  background: rgba(240, 185, 11, 0.1);
}

.page-news .changelog-milestone p {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin: 0;
}

/* ========== 问题处理指南 ========== */
.page-news .news-block--guides {
  background: linear-gradient(180deg, transparent 0%, rgba(16, 28, 58, 0.6) 100%);
}

.page-news .guide-grid {
  display: grid;
  gap: 1.5rem;
  min-width: 0;
}

.page-news .guide-card {
  background: var(--news-card);
  border: 1px solid var(--news-border);
  border-radius: var(--radius);
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr;
  min-width: 0;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.page-news .guide-card:hover {
  border-color: var(--news-gold);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.page-news .guide-card > img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-news .guide-card__body {
  padding: 1.5rem;
  display: grid;
  align-content: start;
  gap: 0.75rem;
  min-width: 0;
}

.page-news .guide-card__foot {
  padding: 0 1.5rem 1.5rem;
  margin-top: auto;
}

.page-news .guide-card__tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--news-blue);
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.22);
  padding: 0.25rem 0.7rem;
  border-radius: 3px;
  width: fit-content;
}

.page-news .guide-card__tag--red {
  color: var(--news-red);
  background: rgba(179, 36, 42, 0.08);
  border-color: rgba(179, 36, 42, 0.25);
}

.page-news .guide-card__tag--blue {
  color: var(--news-blue);
  background: rgba(59, 130, 246, 0.08);
  border-color: rgba(59, 130, 246, 0.22);
}

.page-news .guide-card h3 {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.15rem;
  line-height: 1.35;
  color: #ffffff;
  margin: 0;
}

.page-news .guide-card p {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin: 0;
}

.page-news .guide-card__link {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: var(--news-gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
  justify-self: start;
}

.page-news .guide-card__link:hover {
  border-bottom-color: var(--news-gold);
}

/* ========== 订阅通知 ========== */
.page-news .news-block--subscribe {
  border-bottom: none;
  padding-bottom: 0;
}

.page-news .subscribe-panel {
  position: relative;
  border: 1px solid var(--news-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--news-card);
  display: grid;
  min-width: 0;
}

.page-news .subscribe-panel > img {
  width: 100%;
  height: auto;
  max-height: 240px;
  object-fit: cover;
  display: block;
  opacity: 0.42;
}

.page-news .subscribe-panel__content {
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border-top: 1px solid var(--news-border);
}

.page-news .subscribe-panel__content h2 {
  margin-bottom: 1rem;
}

.page-news .subscribe-panel__content > p {
  font-family: var(--font-mono);
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 0.9rem;
  margin: 0;
  max-width: 62ch;
}

.page-news .subscribe-panel__contacts {
  margin-top: 1.5rem;
  border-left: 2px solid var(--news-gold);
  padding-left: 1rem;
  font-family: var(--font-mono);
}

.page-news .subscribe-panel__contacts p {
  margin: 0.25rem 0;
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.page-news .subscribe-panel__status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-secondary);
  margin-top: 1.25rem;
}

.page-news .subscribe-panel__status::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--news-blue);
  box-shadow: 0 0 12px var(--news-blue);
}

.page-news .subscribe-panel__cta {
  display: inline-block;
  margin-top: 1.5rem;
  background: var(--news-gold);
  color: var(--bg-primary);
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 700;
  text-decoration: none;
  padding: 0.75rem 1.4rem;
  border-radius: 6px;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}

.page-news .subscribe-panel__cta:hover {
  background: #ffcf3d;
  color: var(--bg-primary);
  box-shadow: 0 6px 20px rgba(240, 185, 11, 0.35);
}

/* ========== 响应式 ========== */
@media (min-width: 768px) {
  .page-news .bulletin-feature {
    grid-template-columns: 300px 1fr;
  }

  .page-news .bulletin-feature__img {
    height: 100%;
    min-height: 300px;
  }

  .page-news .bulletin-feature__body {
    padding: 2rem;
  }

  .page-news .changelog-grid {
    grid-template-columns: repeat(2, 1fr);
    align-items: start;
  }

  .page-news .changelog-card:nth-child(4) {
    margin-bottom: 2rem;
  }

  .page-news .guide-grid {
    grid-template-columns: repeat(2, 1fr);
    align-items: start;
  }

  .page-news .guide-card--wide {
    grid-column: span 2;
  }

  .page-news .guide-card--feature {
    grid-row: span 2;
    grid-template-rows: 1fr auto;
  }

  .page-news .guide-card--feature > img {
    height: 100%;
    min-height: 240px;
    object-fit: cover;
  }

  .page-news .subscribe-panel > img {
    max-height: 320px;
  }
}

@media (min-width: 1100px) {
  .page-news .news-block__heading--split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-news .bulletin-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

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

  .page-news .changelog-card:nth-child(2) {
    margin-top: 2rem;
  }

  .page-news .changelog-card:nth-child(4) {
    margin-top: 2rem;
    margin-bottom: 0;
  }

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

  .page-news .guide-card--wide {
    grid-column: span 2;
  }

  .page-news .guide-card--feature {
    grid-row: span 2;
    grid-column: 3;
  }

  .page-news .subscribe-panel {
    grid-template-columns: 7fr 5fr;
    align-items: stretch;
  }

  .page-news .subscribe-panel > img {
    order: 2;
    max-height: none;
    height: 100%;
    opacity: 0.5;
  }

  .page-news .subscribe-panel__content {
    order: 1;
    border-top: none;
    border-right: 1px solid var(--news-border);
  }
}