/* ========== 页面基底 ========== */
.page-news,
.page-news *,
.page-news *::before,
.page-news *::after {
  box-sizing: border-box;
}

.page-news {
  background: var(--c-primary-900);
  color: var(--c-neutral-100);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ========== 滚动显现 ========== */
.page-news [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1), transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.page-news [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-news [data-reveal],
  .page-news [data-reveal].is-revealed {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

/* ========== 刊头横幅 ========== */
.page-news .news-mast {
  position: relative;
  padding: 40px 0 88px;
  background:
    linear-gradient(rgba(96, 165, 250, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(96, 165, 250, 0.07) 1px, transparent 1px),
    radial-gradient(circle at 82% 12%, rgba(29, 78, 216, 0.35), transparent 42%),
    linear-gradient(135deg, var(--c-primary-900) 0%, var(--c-primary-700) 100%);
  background-size: 32px 32px, 32px 32px, auto, auto;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 44px), 0 100%);
}

.page-news .breadcrumb {
  margin-bottom: 28px;
}

.page-news .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-news .breadcrumb__item {
  font-size: 13px;
  color: var(--c-primary-300);
  display: flex;
  align-items: center;
}

.page-news .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--c-primary-300);
  opacity: 0.6;
}

.page-news .breadcrumb__item a {
  color: var(--c-primary-300);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-news .breadcrumb__item a:hover {
  color: var(--c-yellow);
}

.page-news .breadcrumb__item[aria-current="page"] {
  color: var(--c-yellow);
}

.page-news .news-mast__grid {
  display: grid;
  gap: var(--space-5);
}

.page-news .news-mast__copy {
  max-width: 760px;
}

.page-news .news-mast .section-kicker,
.page-news .news-section-head .section-kicker {
  display: inline-block;
  padding: 6px 16px 6px 12px;
  background: var(--c-yellow);
  color: var(--c-primary-900);
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: none;
  margin-bottom: 14px;
}

.page-news .news-mast__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  font-style: italic;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--c-neutral-100);
  margin: 0 0 16px;
}

.page-news .news-mast__lead {
  color: var(--c-neutral-200);
  font-size: 1rem;
  line-height: 1.7;
  max-width: 660px;
  margin: 0;
}

.page-news .news-mast__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
}

.page-news .news-mast__stat {
  background: rgba(23, 42, 69, 0.72);
  border: 1px solid rgba(96, 165, 250, 0.3);
  border-radius: 10px;
  padding: 14px 12px;
  backdrop-filter: blur(8px);
}

.page-news .news-mast__stat dt {
  color: var(--c-primary-300);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-news .news-mast__stat dd {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 22px;
  color: var(--c-yellow);
  margin: 4px 0 0;
}

.page-news .news-mast__index {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid rgba(96, 165, 250, 0.24);
}

.page-news .news-mast__index ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.page-news .news-mast__index a {
  display: flex;
  gap: 8px;
  align-items: center;
  padding: 10px 12px;
  background: rgba(15, 23, 42, 0.62);
  border: 1px solid rgba(96, 165, 250, 0.22);
  border-radius: 8px;
  color: var(--c-neutral-200);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.page-news .news-mast__index a:hover {
  border-color: var(--c-yellow);
  color: var(--c-yellow);
  transform: translateY(-2px);
}

.page-news .news-mast__index a span {
  font-family: var(--font-heading);
  font-size: 11px;
  color: var(--c-yellow);
}

/* ========== 最新版本公告 ========== */
.page-news .news-release {
  padding-top: 56px;
  padding-bottom: var(--space-7);
  background:
    linear-gradient(90deg, transparent, rgba(29, 78, 216, 0.2) 70%, transparent),
    var(--c-primary-900);
}

.page-news .news-section-head {
  margin-bottom: var(--space-5);
}

.page-news .news-section-head h2 {
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--c-neutral-100);
  margin: 0 0 10px;
}

.page-news .news-section-head .section-lead {
  color: var(--c-neutral-200);
  font-size: 15px;
  line-height: 1.7;
  max-width: 720px;
  margin: 0;
}

.page-news .news-release__art {
  margin: var(--space-5) 0 var(--space-4);
  border-radius: 18px 6px 18px 18px;
  overflow: hidden;
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.3);
}

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

.page-news .news-release__art figcaption {
  padding: 12px 18px;
  background: rgba(15, 23, 42, 0.85);
  color: var(--c-neutral-200);
  font-size: 13px;
  letter-spacing: 0.02em;
}

.page-news .news-timeline__svg {
  display: block;
  width: min(100%, 640px);
  height: auto;
  margin: 0 auto var(--space-4);
  background: rgba(15, 23, 42, 0.45);
  border-radius: 12px;
  padding: 12px 0;
}

.page-news .news-timeline__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-4);
}

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

.page-news .news-version__badge {
  display: inline-block;
  background: var(--c-yellow);
  color: var(--c-primary-900);
  font-weight: 800;
  font-size: 12px;
  padding: 6px 16px 6px 12px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  margin-bottom: 10px;
}

.page-news .news-version:nth-child(2) .news-version__badge {
  background: var(--c-teal);
  color: #fff;
}

.page-news .news-version:nth-child(3) .news-version__badge {
  background: var(--c-neutral-200);
  color: var(--c-neutral-900);
}

.page-news .news-version__card {
  border-radius: 16px 6px 16px 16px;
  padding: 20px;
  background: rgba(23, 42, 69, 0.8);
  border: 1px solid rgba(96, 165, 250, 0.28);
  color: var(--c-neutral-100);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.page-news .news-version__card:hover {
  transform: translateY(-3px);
  border-color: rgba(251, 191, 36, 0.55);
}

.page-news .news-version__card::after {
  content: "";
  display: block;
  width: 100%;
  height: 3px;
  margin-top: 16px;
  background: linear-gradient(90deg, var(--c-yellow) 0%, transparent 72%);
  border-radius: 999px;
  transform: skewX(-20deg);
}

.page-news .news-version__card header {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.page-news .news-version__card h3 {
  font-size: 1.1rem;
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 800;
  line-height: 1.3;
  color: var(--c-neutral-100);
  margin: 10px 0 10px;
}

.page-news .news-version__card p {
  color: var(--c-neutral-200);
  font-size: 14px;
  line-height: 1.7;
  margin: 0;
}

.page-news .news-version__features {
  list-style: none;
  padding: 0;
  margin: 14px 0 0;
  display: grid;
  gap: 8px;
}

.page-news .news-version__features li {
  position: relative;
  padding-left: 20px;
  color: var(--c-neutral-200);
  font-size: 14px;
  line-height: 1.6;
}

.page-news .news-version__features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 10px;
  height: 2px;
  background: var(--c-yellow);
  transform: skewX(-25deg);
}

.page-news .news-archive {
  margin-top: var(--space-4);
  border: 1px solid rgba(96, 165, 250, 0.32);
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.55);
  padding: 16px;
  color: var(--c-neutral-100);
}

.page-news .news-archive summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 14px;
  color: var(--c-yellow);
}

.page-news .news-archive summary:focus-visible {
  outline: 2px solid var(--c-yellow);
  outline-offset: 4px;
  border-radius: 4px;
}

.page-news .news-archive__list {
  list-style: none;
  padding: 14px 0 0;
  margin: 14px 0 0;
  border-top: 1px solid rgba(96, 165, 250, 0.2);
  display: grid;
  gap: 10px;
  color: var(--c-neutral-200);
  font-size: 14px;
}

.page-news .news-release__more {
  margin-top: var(--space-5);
  text-align: center;
}

.page-news .news-release__more .btn--ghost {
  border-color: var(--c-yellow);
  color: var(--c-yellow);
}

.page-news .news-release__more .btn--ghost:hover {
  background: var(--c-yellow);
  color: var(--c-primary-900);
}

/* ========== 文章库：内容地图 ========== */
.page-news .news-library {
  background: var(--c-neutral-100);
  color: var(--c-neutral-900);
  padding-top: var(--space-7);
  padding-bottom: var(--space-8);
}

.page-news .news-library__grid {
  display: grid;
  gap: var(--space-6);
}

.page-news .news-tax-block + .news-tax-block {
  margin-top: var(--space-7);
  padding-top: var(--space-5);
  border-top: 1px solid var(--c-neutral-200);
}

.page-news .news-tax-block__head .section-kicker {
  display: inline-block;
  background: var(--c-primary-900);
  color: var(--c-yellow);
  padding: 5px 14px 5px 10px;
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: none;
  margin-bottom: 12px;
}

.page-news .news-tax-block__head h2 {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--c-neutral-900);
  margin: 0 0 8px;
}

.page-news .news-tax-block__desc {
  color: var(--c-neutral-700);
  font-size: 14px;
  line-height: 1.7;
  max-width: 680px;
  margin: 0;
}

/* 安装帮助文章 */
.page-news .news-post-list {
  display: grid;
  gap: 20px;
  margin-top: var(--space-4);
}

.page-news .news-post-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  background: #fff;
  border: 1px solid var(--c-neutral-200);
  border-top: 3px solid var(--c-yellow);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.page-news .news-post-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 36px rgba(15, 23, 42, 0.14);
}

.page-news .news-post-card__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-news .news-post-card__content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.page-news .news-post-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .news-post-card h3 {
  font-size: 1.05rem;
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 800;
  line-height: 1.3;
  color: var(--c-neutral-900);
  margin: 0;
}

.page-news .news-post-card p {
  color: var(--c-neutral-700);
  font-size: 14px;
  line-height: 1.7;
  margin: 0;
}

.page-news .news-post-card__link {
  margin-top: auto;
  font-weight: 800;
  font-size: 13px;
  color: var(--c-primary-500);
  text-decoration: none;
}

.page-news .news-post-card__link:hover {
  color: var(--c-primary-900);
  text-decoration: underline;
}

.page-news .news-post-card--compact {
  border-top-color: var(--c-teal);
}

.page-news .news-post-card--compact .news-post-card__content {
  padding: 24px;
}

/* 专题：会员中心与数据面板 */
.page-news .news-special {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  margin-top: var(--space-4);
}

.page-news .news-special__deck {
  display: grid;
  gap: 10px;
}

.page-news .news-special__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border-radius: 14px 14px 14px 0;
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.12);
}

.page-news .news-special__caption {
  color: var(--c-neutral-700);
  font-size: 13px;
  line-height: 1.6;
  margin: 0;
}

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

.page-news .news-special__list li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  background: #fff;
  border: 1px solid var(--c-neutral-200);
  border-radius: 12px;
  padding: 16px;
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.page-news .news-special__list li:hover {
  border-color: var(--c-teal);
  transform: translateX(3px);
}

.page-news .news-special__list h3 {
  font-size: 1rem;
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 800;
  line-height: 1.3;
  color: var(--c-neutral-900);
  margin: 0 0 6px;
}

.page-news .news-special__list p {
  color: var(--c-neutral-700);
  font-size: 13px;
  line-height: 1.7;
  margin: 0;
}

.page-news .news-special__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--c-primary-900);
  color: var(--c-yellow);
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 800;
  transform: skewX(-8deg);
}

.page-news .news-special--panel .news-special__num {
  background: var(--c-teal);
  color: #fff;
}

.page-news .news-tax-block--member .news-special__list li {
  border-top: 3px solid var(--c-teal);
}

.page-news .news-tax-block--member .news-special__list li:hover {
  border-color: var(--c-teal);
}

.page-news .news-tax-block--install .news-post-card {
  border-top: 3px solid var(--c-yellow);
}

/* ========== 侧边栏 ========== */
.page-news .news-tag-panel {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(150deg, rgba(29, 78, 216, 0.24), transparent 62%),
    var(--c-primary-900);
  color: var(--c-neutral-100);
  border: 1px solid rgba(96, 165, 250, 0.3);
  border-radius: 16px 6px 16px 16px;
  padding: 24px;
}

.page-news .news-tag-panel::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  border-bottom: 46px solid var(--c-primary-900);
  border-left: 46px solid var(--c-yellow);
}

.page-news .news-tag-panel h2 {
  position: relative;
  font-size: 1.2rem;
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 800;
  margin: 0 0 6px;
}

.page-news .news-tag-panel__lead {
  position: relative;
  color: var(--c-neutral-200);
  font-size: 13px;
  line-height: 1.6;
  margin: 0 0 18px;
}

.page-news .news-tag-cloud {
  position: relative;
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .news-tag-cloud .tag {
  display: inline-block;
  text-decoration: none;
  font-size: 13px;
  line-height: 1.2;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(23, 42, 69, 0.85);
  border: 1px solid rgba(96, 165, 250, 0.35);
  color: var(--c-neutral-100);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-news .news-tag-cloud .tag:hover {
  transform: translateY(-2px);
  border-color: var(--c-yellow);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.25);
}

.page-news .news-tag-cloud .tag--yellow {
  background: var(--c-yellow);
  border-color: var(--c-yellow);
  color: var(--c-primary-900);
}

.page-news .news-tag-cloud .tag--teal {
  background: var(--c-teal);
  border-color: var(--c-teal);
  color: #fff;
}

.page-news .news-side-cta {
  margin-top: 20px;
  background: #fff;
  border: 1px solid var(--c-neutral-200);
  border-radius: 16px 16px 16px 4px;
  padding: 24px;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
}

.page-news .news-side-cta__lead {
  color: var(--c-neutral-900);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.5;
  margin: 0 0 14px;
}

.page-news .news-side-cta .btn--primary {
  width: 100%;
  justify-content: center;
}

.page-news .news-side-cta__support {
  color: var(--c-neutral-700);
  font-size: 13px;
  line-height: 1.6;
  margin: 14px 0 0;
}

.page-news .news-side-cta__badges {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  border-top: 1px solid var(--c-neutral-200);
  padding-top: 14px;
}

.page-news .news-side-cta__badges li {
  font-size: 12px;
  font-weight: 700;
  color: var(--c-neutral-900);
  background: var(--c-neutral-200);
  border-radius: 6px;
  padding: 5px 10px;
}

.page-news .news-side-cta__badges li:first-child {
  background: rgba(13, 148, 136, 0.16);
  color: var(--c-teal);
}

/* ========== 响应式 ========== */
@media (min-width: 640px) {
  .page-news .news-mast__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-news .news-mast__stat {
    padding: 16px 14px;
  }

  .page-news .news-version__card {
    padding: 24px;
  }

  .page-news .news-post-card {
    grid-template-columns: 200px minmax(0, 1fr);
  }

  .page-news .news-post-card__img {
    height: 100%;
    min-height: 180px;
    aspect-ratio: auto;
  }

  .page-news .news-post-card--flip {
    grid-template-columns: minmax(0, 1fr) 200px;
  }

  .page-news .news-post-card--flip .news-post-card__img {
    order: 2;
  }

  .page-news .news-post-card--flip .news-post-card__content {
    order: 1;
  }

  .page-news .news-post-card--compact {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-news .news-special {
    grid-template-columns: 280px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-special__img {
    aspect-ratio: auto;
    height: 200px;
  }
}

@media (min-width: 900px) {
  .page-news .news-mast {
    padding: 48px 0 104px;
  }

  .page-news .news-mast__grid {
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: end;
  }

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

  .page-news .news-library__grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: var(--space-6);
  }

  .page-news .news-library__side {
    position: sticky;
    top: 24px;
    align-self: start;
  }

  .page-news .news-special {
    grid-template-columns: 320px minmax(0, 1fr);
  }

  .page-news .news-special__list {
    gap: 16px;
  }
}

@media (min-width: 1180px) {
  .page-news .news-mast__title {
    max-width: 880px;
  }

  .page-news .news-version {
    max-width: 920px;
  }

  .page-news .news-post-card__content {
    padding: 24px;
  }

  .page-news .news-tag-panel {
    padding: 28px;
  }
}