.page-news {
  position: relative;
  overflow-x: clip;
  background:
    radial-gradient(1200px 560px at 88% -8%, rgba(74, 108, 247, 0.2), transparent 62%),
    radial-gradient(900px 620px at -12% 32%, rgba(30, 27, 75, 0.9), transparent 58%),
    var(--lg-primary-deep);
  color: var(--lg-text);
}

/* 面包屑 */
.page-news .lg-breadcrumb {
  margin-bottom: 24px;
}

/* 首屏 */
.page-news__hero {
  padding: 36px 0 56px;
}

.page-news__hero-frame {
  position: relative;
  padding: 24px;
  border-radius: var(--lg-radius-l);
  background: linear-gradient(150deg, rgba(255, 255, 255, 0.07), rgba(10, 26, 63, 0.12));
  box-shadow: var(--lg-shadow);
  overflow: hidden;
}

.page-news__hero-grid {
  display: grid;
  gap: 24px;
  align-items: center;
}

.page-news__hero-copy {
  min-width: 0;
}

.page-news__hero-subtitle {
  margin: 8px 0 0;
  font: 700 clamp(20px, 3vw, 30px)/1.3 Montserrat, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--lg-gold-bright);
}

.page-news__hero-visual {
  margin: 0;
  border-radius: var(--lg-radius-m);
  overflow: hidden;
  border: 1px solid rgba(201, 169, 97, 0.28);
  background: linear-gradient(145deg, rgba(30, 27, 75, 0.6), rgba(10, 26, 63, 0.8));
}

.page-news__hero-visual img {
  display: block;
  width: 100%;
  height: auto;
}

.page-news__hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.page-news__hero-stat {
  display: grid;
  gap: 4px;
}

.page-news__hero-stat .lg-num {
  font-size: 30px;
}

.page-news__hero-stat span:last-child {
  font-size: 13px;
  color: var(--lg-text-dim);
  letter-spacing: 0.02em;
}

/* 章节头 */
.page-news__announce {
  padding: 8px 0 48px;
}

.page-news__versions {
  padding: 48px 0;
}

.page-news__feature {
  padding: 48px 0;
}

.page-news__subscribe {
  padding: 24px 0 48px;
}

.page-news__section-head {
  margin-bottom: 28px;
}

.page-news__section-head .lg-kicker {
  margin-bottom: 8px;
}

.page-news__section-head h2 {
  margin: 0 0 8px;
  font: 700 clamp(26px, 4vw, 38px)/1.2 Montserrat, "PingFang SC", "Microsoft YaHei", sans-serif;
}

.page-news__section-desc {
  margin: 0;
  color: var(--lg-text-dim);
  font-size: 16px;
  max-width: 640px;
}

/* 最新公告 */
.page-news__announce-grid {
  display: grid;
  gap: 20px;
}

.page-news__announce-card {
  position: relative;
  padding: 26px 24px 24px;
  border-radius: var(--lg-radius-m);
  background: linear-gradient(180deg, rgba(10, 26, 63, 0.92), rgba(16, 24, 52, 0.82));
  border: 1px solid rgba(201, 169, 97, 0.22);
  box-shadow: var(--lg-shadow);
  transition: transform 0.3s var(--lg-ease), border-color 0.3s var(--lg-ease);
}

.page-news__announce-card:hover {
  transform: translateY(-4px);
  border-color: rgba(201, 169, 97, 0.55);
}

.page-news__announce-card h3 {
  margin: 18px 0 12px;
  font: 700 19px/1.4 Montserrat, "PingFang SC", "Microsoft YaHei", sans-serif;
}

.page-news__announce-card p {
  margin-bottom: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--lg-text-dim);
}

.page-news__tag {
  display: inline-block;
  padding: 5px 14px;
  border-radius: var(--lg-radius-pill);
  font: 700 12px/1.5 Inter, sans-serif;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.page-news__tag--hot {
  background: rgba(180, 93, 68, 0.18);
  color: #e7a58d;
  border: 1px solid rgba(180, 93, 68, 0.35);
}

.page-news__tag--new {
  background: rgba(201, 169, 97, 0.16);
  color: var(--lg-gold-bright);
  border: 1px solid rgba(201, 169, 97, 0.35);
}

.page-news__tag--routine {
  background: rgba(61, 139, 97, 0.16);
  color: #77c795;
  border: 1px solid rgba(61, 139, 97, 0.35);
}

.page-news__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  margin: 0;
  padding-top: 16px;
  border-top: 1px dashed rgba(255, 255, 255, 0.14);
}

.page-news__facts > div {
  display: grid;
  gap: 2px;
}

.page-news__facts dt {
  font-size: 12px;
  color: var(--lg-text-dim);
}

.page-news__facts dd {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  color: var(--lg-gold-bright);
}

/* 通用图片容器 */
.page-news__figure {
  margin: 28px 0 0;
  border-radius: var(--lg-radius-m);
  overflow: hidden;
  border: 1px solid rgba(201, 169, 97, 0.22);
  background: linear-gradient(145deg, rgba(30, 27, 75, 0.5), rgba(10, 26, 63, 0.7));
}

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

.page-news__figure figcaption {
  padding: 12px 18px;
  font-size: 14px;
  color: var(--lg-text-dim);
}

/* 版本更新筛选 */
.page-news__filter {
  position: relative;
  margin-bottom: 16px;
}

.page-news__filter-input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.page-news__filter-chip {
  display: inline-block;
  margin: 0 10px 10px 0;
  padding: 9px 20px;
  border-radius: var(--lg-radius-pill);
  border: 1px solid rgba(201, 169, 97, 0.35);
  background: rgba(201, 169, 97, 0.07);
  color: var(--lg-text-dim);
  font: 600 14px/1.5 Inter, sans-serif;
  cursor: pointer;
  transition: background 0.2s var(--lg-ease), color 0.2s var(--lg-ease), border-color 0.2s var(--lg-ease);
}

.page-news__filter-input:checked + .page-news__filter-chip {
  background: var(--lg-gold);
  border-color: var(--lg-gold);
  color: var(--lg-primary-deep);
}

.page-news__filter-input:focus-visible + .page-news__filter-chip {
  outline: 2px solid var(--lg-gold-bright);
  outline-offset: 3px;
}

.page-news .page-news__filter #page-news-filter-feature:checked ~ .page-news__timeline .page-news__entry:not([data-category="feature"]),
.page-news .page-news__filter #page-news-filter-optimize:checked ~ .page-news__timeline .page-news__entry:not([data-category="optimize"]),
.page-news .page-news__filter #page-news-filter-fix:checked ~ .page-news__timeline .page-news__entry:not([data-category="fix"]) {
  display: none;
}

/* 时间线 */
.page-news__timeline {
  position: relative;
  margin-top: 24px;
  padding-left: 24px;
}

.page-news__timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--lg-gold), rgba(201, 169, 97, 0.1));
  opacity: 0.65;
}

.page-news__entry {
  position: relative;
  padding: 22px 0 26px;
}

.page-news__entry::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 34px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--lg-gold);
  box-shadow: 0 0 0 5px rgba(201, 169, 97, 0.16);
}

.page-news__entry:last-child {
  padding-bottom: 4px;
}

.page-news__entry-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: center;
  margin-bottom: 10px;
}

.page-news__entry-version {
  font: 700 13px/1.5 Montserrat, sans-serif;
  color: var(--lg-gold-bright);
  letter-spacing: 0.04em;
}

.page-news__entry-cat {
  display: inline-block;
  padding: 3px 12px;
  border-radius: var(--lg-radius-pill);
  font: 600 12px/1.5 Inter, sans-serif;
  background: rgba(201, 169, 97, 0.14);
  color: var(--lg-gold-bright);
  border: 1px solid rgba(201, 169, 97, 0.25);
}

.page-news__entry[data-category="fix"] .page-news__entry-cat {
  background: rgba(180, 93, 68, 0.14);
  color: #e7a58d;
  border-color: rgba(180, 93, 68, 0.25);
}

.page-news__entry-body h3 {
  margin: 0 0 8px;
  font: 700 17px/1.45 Montserrat, "PingFang SC", "Microsoft YaHei", sans-serif;
}

.page-news__entry-body > p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--lg-text-dim);
  max-width: 640px;
}

.page-news__entry summary {
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  color: var(--lg-gold-bright);
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-news__entry summary::-webkit-details-marker {
  display: none;
}

.page-news__entry summary::before {
  content: "+";
  font-size: 16px;
  font-weight: 700;
  color: var(--lg-gold);
}

.page-news__entry details[open] summary::before {
  content: "–";
}

.page-news__entry-detail {
  margin-top: 12px;
  padding: 16px 18px;
  border-radius: var(--lg-radius-s);
  background: rgba(255, 255, 255, 0.04);
  border-left: 3px solid var(--lg-gold);
}

.page-news__entry-detail ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
}

.page-news__entry-detail li {
  font-size: 14px;
  line-height: 1.6;
  color: var(--lg-text-dim);
}

/* 优化专题 */
.page-news__feature-frame {
  position: relative;
  padding: 28px 24px;
  border-radius: var(--lg-radius-l);
  background: linear-gradient(160deg, rgba(30, 27, 75, 0.8), rgba(10, 26, 63, 0.92));
  box-shadow: var(--lg-shadow);
  border: 1px solid rgba(201, 169, 97, 0.18);
  overflow: hidden;
}

.page-news__compare {
  display: grid;
  gap: 20px;
  margin-bottom: 28px;
}

.page-news__compare-col {
  padding: 20px;
  border-radius: var(--lg-radius-m);
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.page-news__compare-col h3 {
  margin: 0 0 16px;
  font: 700 16px/1.4 Montserrat, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--lg-text);
}

.page-news__compare-col--old {
  opacity: 0.72;
}

.page-news__compare-col--old li {
  text-decoration: line-through;
  text-decoration-color: rgba(180, 93, 68, 0.65);
  text-decoration-thickness: 2px;
  border-left-color: var(--lg-rock);
}

.page-news__compare-col--new {
  border-color: rgba(201, 169, 97, 0.5);
  box-shadow: 0 0 0 1px rgba(201, 169, 97, 0.12);
}

.page-news__compare-col ul {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news__compare-col li {
  padding: 11px 14px;
  border-radius: var(--lg-radius-s);
  background: rgba(255, 255, 255, 0.06);
  border-left: 3px solid var(--lg-gold);
  font: 600 14px/1.5 Inter, sans-serif;
}

.page-news__compare-col p {
  margin: 0;
  font-size: 13px;
  color: var(--lg-text-dim);
}

.page-news__compare-col p strong {
  color: var(--lg-gold-bright);
}

.page-news__compare-arrow {
  text-align: center;
  font-size: 32px;
  font-weight: 700;
  color: var(--lg-gold);
  line-height: 1;
}

.page-news__feature-steps {
  margin-top: 8px;
  padding: 24px 0 8px;
  border-top: 1px dashed rgba(255, 255, 255, 0.14);
}

.page-news__feature-steps h3 {
  margin: 0 0 16px;
  font: 700 18px/1.4 Montserrat, "PingFang SC", "Microsoft YaHei", sans-serif;
}

.page-news__feature-steps ol {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: featstep;
}

.page-news__feature-steps li {
  counter-increment: featstep;
  position: relative;
  padding: 14px 0 14px 52px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--lg-text-dim);
}

.page-news__feature-steps li::before {
  content: "0" counter(featstep);
  position: absolute;
  left: 0;
  top: 16px;
  font: 700 22px/1.2 Montserrat, sans-serif;
  color: var(--lg-gold);
}

.page-news__feature-steps li strong {
  color: var(--lg-text);
}

.page-news__feature-summary {
  margin: 18px 0 0;
  padding: 18px 20px;
  border-radius: var(--lg-radius-s);
  background: rgba(201, 169, 97, 0.09);
  border: 1px solid rgba(201, 169, 97, 0.25);
  color: var(--lg-text);
  font-size: 15px;
  line-height: 1.75;
}

.page-news__feature-summary strong {
  color: var(--lg-gold-bright);
}

/* 订阅更新 */
.page-news__subscribe-card {
  position: relative;
  border-radius: var(--lg-radius-l);
  padding: 36px 28px;
  background:
    radial-gradient(680px 220px at 90% 10%, rgba(201, 169, 97, 0.25), transparent 60%),
    var(--lg-cream);
  color: var(--lg-primary-deep);
  box-shadow: var(--lg-shadow);
  overflow: hidden;
}

.page-news__subscribe-card .lg-kicker {
  color: #8c6d2f;
  margin-bottom: 8px;
}

.page-news__subscribe-card h2 {
  margin: 0 0 12px;
  font: 700 28px/1.25 Montserrat, "PingFang SC", "Microsoft YaHei", sans-serif;
}

.page-news__subscribe-card > p {
  font-size: 16px;
  line-height: 1.75;
  color: rgba(10, 26, 63, 0.82);
  max-width: 620px;
}

.page-news__subscribe-list {
  list-style: none;
  margin: 20px 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news__subscribe-list li {
  position: relative;
  padding-left: 28px;
  font-size: 15px;
  font-weight: 600;
  color: var(--lg-primary);
}

.page-news__subscribe-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 7px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--lg-gold);
  box-shadow: 0 0 0 4px rgba(201, 169, 97, 0.25);
}

.page-news__subscribe-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.page-news__toast {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--lg-moss);
}

.page-news__subscribe-note {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid rgba(10, 26, 63, 0.12);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(10, 26, 63, 0.68);
}

.page-news__subscribe-note a {
  color: var(--lg-primary);
  font-weight: 600;
}

/* 相关页面导航 */
.page-news__adjacent {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 12px 0 40px;
}

.page-news__adjacent a {
  display: inline-block;
  padding: 9px 18px;
  border-radius: var(--lg-radius-pill);
  border: 1px solid rgba(201, 169, 97, 0.35);
  color: var(--lg-text);
  font: 600 14px/1.5 Inter, sans-serif;
  text-decoration: none;
  transition: background 0.2s var(--lg-ease), color 0.2s var(--lg-ease), border-color 0.2s var(--lg-ease);
}

.page-news__adjacent a:hover {
  background: var(--lg-gold);
  border-color: var(--lg-gold);
  color: var(--lg-primary-deep);
}

/* 桌面端布局 */
@media (min-width: 768px) {
  .page-news__hero-frame {
    padding: 36px;
  }

  .page-news__hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 36px;
  }

  .page-news__announce-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }

  .page-news__announce-card {
    padding: 28px 26px 26px;
  }

  .page-news__timeline {
    padding-left: 32px;
  }

  .page-news__entry::before {
    left: -32px;
  }

  .page-news__entry {
    padding: 26px 0 32px;
  }

  .page-news__entry-body h3 {
    font-size: 19px;
  }

  .page-news__feature-frame {
    padding: 40px;
  }

  .page-news__compare {
    grid-template-columns: 1fr 0.5fr 1fr;
    align-items: center;
  }

  .page-news__feature-steps ol {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px 32px;
  }

  .page-news__subscribe-card {
    padding: 48px 44px;
  }

  .page-news__subscribe-card h2 {
    font-size: 32px;
  }
}