.page-news {
  --news-gutter: 24px;
  --news-radius: 6px;
  overflow-x: hidden;
  background: var(--c-navy);
  color: var(--c-cream);
}

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

.page-news a {
  color: inherit;
  text-decoration: none;
}

/* 面包屑 */
.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 22px;
  margin-bottom: 40px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.page-news .breadcrumb__link {
  color: var(--c-stone);
  transition: color var(--duration) var(--ease);
}

.page-news .breadcrumb__link:hover {
  color: var(--c-neon);
}

.page-news .breadcrumb__sep {
  color: var(--c-stone);
  opacity: 0.6;
}

.page-news .breadcrumb__current {
  color: var(--c-neon);
}

/* 章节标签 */
.page-news .section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--c-neon);
}

.page-news .section-label::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--c-neon);
  transform: skewX(-20deg);
  flex: 0 0 auto;
}

/* 首屏 Hero */
.page-news .news-hero {
  position: relative;
  padding: 0 0 64px;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg, rgba(57, 255, 20, 0.05) 0%, transparent 60%),
    radial-gradient(circle at 88% 4%, rgba(255, 107, 53, 0.12) 0%, transparent 32%);
  pointer-events: none;
}

.page-news .news-hero__inner {
  position: relative;
}

.page-news .news-hero__grid {
  display: grid;
  gap: 36px;
  align-items: center;
}

.page-news .news-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(34px, 7.5vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.page-news .news-hero__lead {
  max-width: 52ch;
  margin: 0 0 26px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(245, 242, 235, 0.88);
}

.page-news .news-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 26px;
}

.page-news .news-hero__stats span {
  padding: 7px 12px;
  border: 1px solid rgba(57, 255, 20, 0.35);
  background: rgba(57, 255, 20, 0.06);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.5px;
  color: var(--c-cream);
}

.page-news .news-hero__btn {
  margin-top: 4px;
}

.page-news .news-hero__feature {
  position: relative;
  padding: 16px;
  border: 1px solid rgba(138, 155, 168, 0.25);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.06) 0%, rgba(255, 255, 255, 0) 65%);
}

.page-news .news-hero__feature img {
  clip-path: polygon(0 0, 96% 0, 100% 6%, 100% 100%, 4% 100%, 0 97%);
}

.page-news .news-hero__feature-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
}

.page-news .news-hero__tag {
  padding: 4px 10px;
  background: var(--c-orange);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--c-navy);
}

.page-news .news-hero__time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-stone);
}

.page-news .news-hero__feature-title {
  margin: 16px 0 10px;
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.38;
}

.page-news .news-hero__feature-title a {
  transition: color var(--duration) var(--ease);
}

.page-news .news-hero__feature-title a:hover {
  color: var(--c-neon);
}

.page-news .news-hero__feature-summary {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(245, 242, 235, 0.78);
}

.page-news .news-hero__feature-btn {
  border: 1px solid rgba(245, 242, 235, 0.6);
  color: var(--c-cream);
}

.page-news .news-hero__feature-btn:hover {
  background: var(--c-cream);
  color: var(--c-navy);
}

/* 文章分类导航 */
.page-news .news-cats {
  position: relative;
  padding: 52px 0;
  background: var(--c-cream);
  color: var(--c-navy);
}

.page-news .news-cats::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--c-neon) 0 20%, var(--c-orange) 20% 40%, var(--c-terra) 40% 60%, rgba(138, 155, 168, 0.3) 60%);
}

.page-news .news-cats .section-label {
  color: var(--c-navy);
}

.page-news .news-cats__head {
  margin-bottom: 26px;
}

.page-news .news-cats h2,
.page-news .news-posts__head h2,
.page-news .news-topics h2,
.page-news .news-changelog__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 30px;
  line-height: 1.15;
  text-transform: uppercase;
}

.page-news .news-cats__grid {
  display: grid;
  gap: 14px;
}

.page-news .news-cat-card {
  position: relative;
  display: block;
  padding: 22px;
  background: var(--c-white);
  border: 1px solid rgba(10, 31, 68, 0.12);
  border-radius: var(--news-radius);
  transition: transform var(--duration) var(--ease), border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.page-news .news-cat-card:hover {
  border-color: var(--c-neon);
  transform: translateY(-4px);
  box-shadow: 0 10px 28px rgba(10, 31, 68, 0.1);
}

.page-news .news-cat-card__num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-neon);
}

.page-news .news-cat-card__name {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--c-navy);
}

.page-news .news-cat-card__count {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-orange);
}

.page-news .news-cat-card__desc {
  display: block;
  padding-top: 8px;
  border-top: 1px solid rgba(10, 31, 68, 0.1);
  font-size: 13px;
  color: var(--c-ink);
}

/* 最新文章列表 */
.page-news .news-posts {
  padding: 64px 0;
  background:
    linear-gradient(rgba(10, 31, 68, 0.92), rgba(10, 31, 68, 0.92)),
    repeating-linear-gradient(135deg, rgba(245, 242, 235, 0.08) 0 1px, transparent 1px 12px);
}

.page-news .news-posts__head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 28px;
}

.page-news .news-posts__note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.5px;
  color: var(--c-stone);
}

.page-news .news-filter {
  position: relative;
}

.page-news .news-filter__input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.page-news .news-filter__labels {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 26px;
}

.page-news .news-filter__label {
  padding: 8px 14px;
  border: 1px solid rgba(245, 242, 235, 0.35);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--c-cream);
  cursor: pointer;
  transition: background var(--duration) var(--ease), color var(--duration) var(--ease), border-color var(--duration) var(--ease);
}

.page-news .news-filter__label:hover {
  border-color: var(--c-neon);
  color: var(--c-neon);
}

.page-news #filter-all:focus-visible ~ .news-filter__labels label[for="filter-all"],
.page-news #filter-analysis:focus-visible ~ .news-filter__labels label[for="filter-analysis"],
.page-news #filter-tutorial:focus-visible ~ .news-filter__labels label[for="filter-tutorial"],
.page-news #filter-announce:focus-visible ~ .news-filter__labels label[for="filter-announce"],
.page-news #filter-qa:focus-visible ~ .news-filter__labels label[for="filter-qa"] {
  outline: 2px solid var(--c-neon);
  outline-offset: 2px;
}

.page-news #filter-all:checked ~ .news-filter__labels label[for="filter-all"],
.page-news #filter-analysis:checked ~ .news-filter__labels label[for="filter-analysis"],
.page-news #filter-tutorial:checked ~ .news-filter__labels label[for="filter-tutorial"],
.page-news #filter-announce:checked ~ .news-filter__labels label[for="filter-announce"],
.page-news #filter-qa:checked ~ .news-filter__labels label[for="filter-qa"] {
  background: var(--c-neon);
  border-color: var(--c-neon);
  color: var(--c-navy);
}

.page-news #filter-all:checked ~ .news-list .news-item,
.page-news #filter-analysis:checked ~ .news-list .news-item[data-cat="analysis"],
.page-news #filter-tutorial:checked ~ .news-list .news-item[data-cat="tutorial"],
.page-news #filter-announce:checked ~ .news-list .news-item[data-cat="announce"],
.page-news #filter-qa:checked ~ .news-list .news-item[data-cat="qa"] {
  display: flex;
}

.page-news #filter-analysis:checked ~ .news-list .news-item:not([data-cat="analysis"]),
.page-news #filter-tutorial:checked ~ .news-list .news-item:not([data-cat="tutorial"]),
.page-news #filter-announce:checked ~ .news-list .news-item:not([data-cat="announce"]),
.page-news #filter-qa:checked ~ .news-list .news-item:not([data-cat="qa"]) {
  display: none;
}

.page-news .news-item {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 14px;
  padding: var(--news-gutter);
  border: 1px solid rgba(138, 155, 168, 0.2);
  border-left: 3px solid var(--c-neon);
  border-radius: 0 var(--news-radius) var(--news-radius) 0;
  background: rgba(255, 255, 255, 0.04);
  transition: background var(--duration) var(--ease), border-color var(--duration) var(--ease), transform var(--duration) var(--ease);
}

.page-news .news-item:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(57, 255, 20, 0.4);
  transform: translateX(4px);
}

.page-news .news-item__index {
  min-width: 64px;
  font-family: var(--font-mono);
  font-size: 42px;
  line-height: 1;
  color: rgba(57, 255, 20, 0.25);
  -webkit-text-stroke: 1px rgba(57, 255, 20, 0.45);
}

.page-news .news-item__body {
  flex: 1;
}

.page-news .news-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.page-news .news-item__cat {
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--c-navy);
}

.page-news .news-item__cat--analysis {
  background: var(--c-neon);
}

.page-news .news-item__cat--tutorial {
  background: var(--c-orange);
  color: var(--c-navy);
}

.page-news .news-item__cat--announce {
  background: var(--c-terra);
  color: var(--c-cream);
}

.page-news .news-item__cat--qa {
  background: var(--c-stone);
  color: var(--c-navy);
}

.page-news .news-item__time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-stone);
}

.page-news .news-item__title {
  margin: 0 0 8px;
}

.page-news .news-item__title a {
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.42;
  color: var(--c-cream);
  transition: color var(--duration) var(--ease);
}

.page-news .news-item__title a:hover {
  color: var(--c-neon);
}

.page-news .news-item__summary {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(245, 242, 235, 0.75);
}

.page-news .news-item__more {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed rgba(245, 242, 235, 0.2);
}

.page-news .news-item__more summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--c-neon);
  cursor: pointer;
  list-style: none;
}

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

.page-news .news-item__more summary::before {
  content: "+";
  color: var(--c-neon);
}

.page-news .news-item__more[open] summary::before {
  content: "−";
}

.page-news .news-item__more p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(245, 242, 235, 0.8);
}

.page-news .news-item__more a {
  color: var(--c-neon);
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration) var(--ease);
}

.page-news .news-item__more a:hover {
  border-bottom-color: var(--c-neon);
}

.page-news .news-item__thumb {
  order: -1;
  width: 100%;
  max-width: 340px;
}

.page-news .news-item__thumb img {
  clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
}

/* 热门专题 */
.page-news .news-topics {
  padding: 64px 0;
  background: var(--c-cream);
  color: var(--c-navy);
}

.page-news .news-topics .section-label {
  color: var(--c-navy);
}

.page-news .news-topics h2 {
  margin-bottom: 24px;
}

.page-news .news-topics__grid {
  display: grid;
  gap: 36px;
  align-items: start;
}

.page-news .news-topic-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
}

.page-news .news-topic-tag {
  padding: 10px 16px;
  border: 1px solid rgba(10, 31, 68, 0.18);
  background: linear-gradient(135deg, #f9f6f0 0%, #e8e2d6 100%);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.5px;
  color: var(--c-navy);
  transform: skewX(-8deg);
  transition: background var(--duration) var(--ease), color var(--duration) var(--ease), border-color var(--duration) var(--ease);
}

.page-news .news-topic-tag:hover {
  background: var(--c-navy);
  border-color: var(--c-navy);
  color: var(--c-neon);
}

.page-news .news-topics__panels {
  display: grid;
  gap: 12px;
}

.page-news .topic-panel {
  padding: 18px;
  background: var(--c-white);
  border-left: 3px solid var(--c-neon);
  box-shadow: 0 2px 10px rgba(10, 31, 68, 0.06);
}

.page-news .topic-panel h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 15px;
  line-height: 1.4;
  color: var(--c-navy);
}

.page-news .topic-panel p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-ink);
}

.page-news .news-topics__side-card {
  border: 1px solid rgba(138, 155, 168, 0.25);
  background: var(--c-navy);
  color: var(--c-cream);
}

.page-news .news-topics__side-card img {
  opacity: 0.92;
}

.page-news .news-topics__side-body {
  padding: 20px;
}

.page-news .news-topics__side-body .live-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--c-neon);
}

.page-news .news-topics__side-body .live-tag::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-neon);
  box-shadow: 0 0 8px var(--c-neon);
}

.page-news .news-topics__side-body p {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(245, 242, 235, 0.85);
}

.page-news .news-topics__side .btn-outline {
  border: 1px solid rgba(245, 242, 235, 0.6);
  color: var(--c-cream);
}

.page-news .news-topics__side .btn-outline:hover {
  background: var(--c-cream);
  color: var(--c-navy);
}

/* 版本更新日志 */
.page-news .news-changelog {
  padding: 64px 0 72px;
  background:
    radial-gradient(circle at 82% 0%, rgba(57, 255, 20, 0.08) 0%, transparent 38%),
    var(--c-navy);
}

.page-news .news-changelog__head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 34px;
}

.page-news .news-changelog__badge {
  padding: 6px 12px;
  background: var(--c-orange);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--c-navy);
}

.page-news .changelog-list {
  display: grid;
  gap: 16px;
}

.page-news .changelog-item {
  padding: 24px;
  border: 1px solid rgba(138, 155, 168, 0.2);
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--news-radius);
}

.page-news .changelog-item--current {
  border-color: rgba(57, 255, 20, 0.45);
  box-shadow: 0 0 0 1px rgba(57, 255, 20, 0.08);
}

.page-news .changelog-item__inner {
  display: grid;
  gap: 20px;
}

.page-news .changelog-item__version {
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-size: 28px;
  line-height: 1;
  color: var(--c-neon);
}

.page-news .changelog-item--current .changelog-item__version {
  font-size: 42px;
  text-shadow: 0 4px 32px rgba(57, 255, 20, 0.35);
}

.page-news .changelog-item__body h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.4;
  color: var(--c-cream);
}

.page-news .changelog-item__body p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(245, 242, 235, 0.78);
}

.page-news .changelog-item__body ul {
  margin: 0 0 12px;
  padding-left: 18px;
}

.page-news .changelog-item__body li {
  font-size: 13px;
  line-height: 1.8;
  color: rgba(245, 242, 235, 0.7);
}

.page-news .changelog-item__body a {
  color: var(--c-neon);
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration) var(--ease);
}

.page-news .changelog-item__body a:hover {
  border-bottom-color: var(--c-neon);
}

.page-news .changelog-item__media img {
  clip-path: polygon(6% 0, 100% 0, 94% 100%, 0 100%);
}

/* 底部服务条 */
.page-news .news-extra {
  padding: 28px 0;
  background: #0c2348;
  border-top: 1px solid rgba(138, 155, 168, 0.2);
}

.page-news .news-extra__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
}

.page-news .news-extra__inner p {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 1px;
  color: var(--c-cream);
}

.page-news .news-extra__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-extra .btn-outline {
  border-color: rgba(245, 242, 235, 0.6);
  color: var(--c-cream);
}

.page-news .news-extra .btn-outline:hover {
  background: var(--c-cream);
  color: var(--c-navy);
}

/* 平板及以上 */
@media (min-width: 640px) {
  .page-news .news-cats__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (min-width: 768px) {
  .page-news .news-item {
    flex-direction: row;
    gap: 20px;
  }

  .page-news .news-item__thumb {
    order: 2;
    max-width: 280px;
  }
}

@media (min-width: 992px) {
  .page-news .news-hero__grid {
    grid-template-columns: 1fr 1fr;
    gap: 60px;
  }

  .page-news .news-hero__feature {
    padding: 20px;
  }

  .page-news .news-hero__feature-title {
    font-size: 22px;
  }

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

  .page-news .news-topics__grid {
    grid-template-columns: 1.3fr 0.7fr;
    gap: 48px;
  }

  .page-news .news-topics__side-card {
    position: sticky;
    top: 24px;
  }

  .page-news .changelog-item--current .changelog-item__inner {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}