/* ===========================================================
   内页样式（新闻资讯列表 / 文章详情）
   沿用 tokens.css 的设计变量，与首页视觉保持一致
   =========================================================== */

/* ===== 内页顶部 Banner ===== */
.page-hero {
  position: relative;
  padding: clamp(48px, 7vw, 76px) 0 clamp(36px, 5vw, 52px);
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 70% at 20% 30%, rgba(0, 82, 217, 0.28), transparent 60%);
  pointer-events: none;
}

.page-hero > .container { position: relative; z-index: 1; }

.page-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  color: var(--text-light);
  margin: 0.75rem 0 0.85rem;
  letter-spacing: -0.01em;
}

/* 内页 hero 里的行动按钮，DZOS 页用来放登录 / 申请试用 */
.page-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.page-hero-actions .btn { display: inline-flex; align-items: center; gap: 0.5rem; }

.btn-ext-ico {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-hero-note {
  margin-top: 0.9rem;
  font-size: 0.78rem;
  color: var(--text-dim);
}

.page-hero-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 640px;
  line-height: 1.75;
}

/* ===== 面包屑 ===== */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.breadcrumb a { color: var(--text-secondary); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--color-cyan); }
.breadcrumb .sep { opacity: 0.4; }
.breadcrumb .current { color: var(--color-cyan); }

/* ===== 搜索框 ===== */
.page-search {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  max-width: 460px;
  margin-top: 1.5rem;
  padding: 0.5rem 0.5rem 0.5rem 1rem;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.page-search:focus-within {
  border-color: rgba(125, 211, 252, 0.45);
  box-shadow: 0 0 0 3px rgba(0, 164, 255, 0.1);
}

.page-search input {
  flex: 1;
  min-width: 0;
  background: none;
  border: none;
  outline: none;
  color: var(--text-light);
  font-family: inherit;
  font-size: 0.9rem;
}

.page-search input::placeholder { color: var(--text-dim); }
.page-search .btn { padding: 0.45rem 1.1rem; border-radius: 999px; }

/* ===== 分类筛选条 ===== */
.filter-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
}

.filter-chip {
  padding: 0.45rem 1.05rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--glass-bg-light);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.filter-chip:hover,
.filter-chip.active {
  color: var(--color-cyan);
  border-color: rgba(125, 211, 252, 0.4);
  background: rgba(0, 82, 217, 0.28);
}

.filter-count {
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* ===== 列表页两栏布局 ===== */
.news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 2.5rem;
  align-items: start;
}

/* ===== 精选大卡 ===== */
.featured-card {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 0;
  overflow: hidden;
  margin-bottom: 2rem;
}

.featured-cover {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 220px;
  background:
    radial-gradient(circle at 30% 25%, rgba(0, 164, 255, 0.28), transparent 60%),
    linear-gradient(150deg, rgba(0, 82, 217, 0.35), rgba(2, 6, 23, 0.6));
  border-right: 1px solid var(--glass-border);
}

.featured-cover::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, #000 20%, transparent 75%);
}

.featured-body { padding: 1.75rem; }

.featured-body h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-light);
  line-height: 1.45;
  margin: 0.7rem 0 0.7rem;
}

.featured-body h3 a:hover { color: var(--color-cyan); }

.featured-body p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1.1rem;
}

/* ===== 文章卡片 ===== */
.article-list {
  display: grid;
  gap: 1.6rem;
}

.article-card {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 0;
  overflow: hidden;
}

.article-card-cover {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 148px;
  background:
    radial-gradient(circle at 40% 30%, rgba(0, 164, 255, 0.2), transparent 65%),
    linear-gradient(150deg, rgba(0, 82, 217, 0.25), rgba(2, 6, 23, 0.5));
  border-right: 1px solid var(--glass-border);
}

.article-card-body { padding: 1.25rem 1.4rem; min-width: 0; }

.article-card-body h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-light);
  line-height: 1.5;
  margin: 0.55rem 0 0.5rem;
}

.article-card-body h3 a { transition: color var(--transition); }
.article-card-body h3 a:hover { color: var(--color-cyan); }

/* 整张卡片可点，鼠标移上去时标题跟着变色，提示这里能点 */
[data-article] { cursor: pointer; }
.article-card:hover .article-card-body h3,
.featured-card:hover .featured-body h3 { color: var(--color-cyan); }

.article-card-body p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 0.85rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ===== 卡片元信息 ===== */
.post-cat {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.7rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-cyan);
  background: rgba(125, 211, 252, 0.09);
  border: 1px solid rgba(125, 211, 252, 0.28);
  border-radius: 999px;
}

.post-pin {
  display: inline-flex;
  align-items: center;
  margin-left: 0.4rem;
  padding: 0.2rem 0.6rem;
  font-size: 0.68rem;
  font-weight: 700;
  color: #2a1c04;
  background: linear-gradient(135deg, #f5d08a, #e8b15c);
  border-radius: 999px;
}

.post-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.9rem;
  font-size: 0.76rem;
  color: var(--text-dim);
}

.post-meta span { display: inline-flex; align-items: center; gap: 0.3rem; }
.post-meta .tech-ico { width: 13px; height: 13px; }

/* ===== 分页 ===== */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.4rem;
  margin-top: 2.5rem;
}

.page-btn {
  min-width: 38px;
  height: 38px;
  padding: 0 0.7rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-family: inherit;
  color: var(--text-secondary);
  background: var(--glass-bg-light);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
}

.page-btn:hover:not(:disabled) {
  color: var(--color-cyan);
  border-color: rgba(125, 211, 252, 0.4);
}

.page-btn.active {
  color: #fff;
  background: linear-gradient(135deg, var(--color-brand), #0077e6);
  border-color: transparent;
}

.page-btn:disabled { opacity: 0.35; cursor: not-allowed; }

/* ===== 侧边栏 ===== */
.news-sidebar {
  position: sticky;
  top: calc(var(--nav-height) + 20px);
  display: grid;
  gap: 1.25rem;
}

.side-card { padding: 1.35rem; }

.side-card h4 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-light);
  padding-bottom: 0.85rem;
  margin-bottom: 0.95rem;
  border-bottom: 1px solid var(--border);
}

.side-card h4 .tech-ico { width: 16px; height: 16px; color: var(--color-cyan); }

.hot-item {
  display: flex;
  gap: 0.75rem;
  padding: 0.65rem 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
}

.hot-item:last-child { border-bottom: none; }

.hot-rank {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-dim);
  background: rgba(255, 255, 255, 0.05);
  border-radius: 5px;
}

.hot-item:nth-child(1) .hot-rank,
.hot-item:nth-child(2) .hot-rank,
.hot-item:nth-child(3) .hot-rank {
  color: #2a1c04;
  background: linear-gradient(135deg, #f5d08a, #e8b15c);
}

.hot-item a {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text-secondary);
  transition: color var(--transition);
}

.hot-item a:hover { color: var(--color-cyan); }
.hot-item .hot-views { display: block; font-size: 0.72rem; color: var(--text-dim); margin-top: 0.15rem; }

.tag-cloud { display: flex; flex-wrap: wrap; gap: 0.45rem; }

.tag-pill {
  padding: 0.32rem 0.75rem;
  font-size: 0.78rem;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
  transition: all var(--transition);
}

.tag-pill:hover,
.tag-pill.active {
  color: var(--color-cyan);
  border-color: rgba(125, 211, 252, 0.4);
  background: rgba(0, 82, 217, 0.22);
}

.side-cta {
  text-align: center;
  background: linear-gradient(155deg, rgba(0, 82, 217, 0.4), rgba(2, 6, 23, 0.65));
}

.side-cta h4 { justify-content: center; border-bottom: none; padding-bottom: 0; margin-bottom: 0.5rem; }
.side-cta p { font-size: 0.82rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 1.1rem; }

/* ===== 空状态 ===== */
.empty-state {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--text-dim);
}

.empty-state .card-ico { margin: 0 auto 1rem; }
.empty-state p { font-size: 0.9rem; }

/* ===========================================================
   文章详情页
   =========================================================== */

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 3rem;
  align-items: start;
}

.article-head { margin-bottom: 2rem; }

.article-head h1 {
  font-size: clamp(1.6rem, 3.4vw, 2.3rem);
  font-weight: 700;
  color: var(--text-light);
  line-height: 1.4;
  margin: 0.9rem 0 1.1rem;
  letter-spacing: -0.01em;
}

.article-lead {
  padding: 1rem 1.25rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.85;
  background: rgba(0, 82, 217, 0.1);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-top: 1.25rem;
}

/* ----- 正文排版 ----- */
.article-body {
  font-size: 1rem;
  line-height: 1.95;
  color: rgba(255, 255, 255, 0.82);
}

.article-body > *:first-child { margin-top: 0; }

.article-body h2 {
  position: relative;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-light);
  margin: 2.5rem 0 1.1rem;
  padding-left: 0.9rem;
  scroll-margin-top: calc(var(--nav-height) + 20px);
}

.article-body h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.28em;
  bottom: 0.28em;
  width: 4px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--color-accent), var(--color-cyan));
}

.article-body h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #e2e8f0;
  margin: 1.9rem 0 0.85rem;
  scroll-margin-top: calc(var(--nav-height) + 20px);
}

.article-body p { margin-bottom: 1.15rem; }
.article-body strong { color: var(--text-light); font-weight: 600; }
.article-body em { color: var(--color-cyan); font-style: normal; }

.article-body a {
  color: var(--color-cyan);
  border-bottom: 1px solid rgba(125, 211, 252, 0.35);
}

.article-body a:hover { border-bottom-color: var(--color-cyan); }

.article-body ul,
.article-body ol { margin: 0 0 1.15rem 1.35rem; }
.article-body li { margin-bottom: 0.55rem; }
.article-body ul li::marker { color: var(--color-accent); }
.article-body ol li::marker { color: var(--color-accent); font-weight: 600; }

.article-body blockquote {
  margin: 1.6rem 0;
  padding: 1.1rem 1.35rem;
  font-size: 1.02rem;
  color: #cbd5e1;
  background: rgba(15, 23, 42, 0.55);
  border-left: 3px solid var(--color-cyan);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.article-body blockquote p:last-child { margin-bottom: 0; }

.article-body img {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-border);
  margin: 1.5rem 0;
}

.article-body code {
  padding: 0.15em 0.45em;
  font-size: 0.88em;
  font-family: 'SFMono-Regular', Consolas, monospace;
  color: var(--color-cyan);
  background: rgba(0, 82, 217, 0.18);
  border-radius: 4px;
}

.article-body pre {
  margin: 1.5rem 0;
  padding: 1.1rem 1.25rem;
  overflow-x: auto;
  background: rgba(2, 6, 23, 0.75);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
}

.article-body pre code {
  padding: 0;
  background: none;
  color: #a5b4fc;
  font-size: 0.85rem;
  line-height: 1.75;
  white-space: pre;
}

.article-body hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}

.article-body th,
.article-body td {
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--border);
  text-align: left;
}

.article-body th { background: rgba(0, 82, 217, 0.2); color: var(--text-light); font-weight: 600; }

.article-body .draft-note {
  padding: 0.85rem 1rem;
  font-size: 0.85rem;
  color: #fcd34d;
  background: rgba(252, 211, 77, 0.08);
  border: 1px dashed rgba(252, 211, 77, 0.35);
  border-radius: var(--radius-sm);
}

/* ----- 文末 FAQ（结构化，利于被 AI 引用）----- */
.article-faq {
  margin-top: 2.75rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.article-faq > h2 {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 1.25rem;
}

.article-faq > h2 .tech-ico { color: var(--color-cyan); }

.faq-item {
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  background: var(--glass-bg-light);
  margin-bottom: 0.75rem;
  overflow: hidden;
  transition: border-color var(--transition);
}

.faq-item:hover { border-color: rgba(125, 211, 252, 0.3); }

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  text-align: left;
  color: var(--text-light);
  background: none;
  border: none;
  cursor: pointer;
}

.faq-q .faq-toggle {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  font-size: 1rem;
  color: var(--color-cyan);
  background: rgba(125, 211, 252, 0.1);
  border-radius: 6px;
  transition: transform var(--transition);
}

.faq-item.open .faq-toggle { transform: rotate(45deg); }

.faq-a {
  display: none;
  padding: 0 1.25rem 1.15rem;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--text-secondary);
}

.faq-item.open .faq-a { display: block; }

/* ----- 标签与分享 ----- */
.article-foot {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.article-tags { display: flex; flex-wrap: wrap; gap: 0.45rem; align-items: center; }
.article-tags .label { font-size: 0.82rem; color: var(--text-dim); margin-right: 0.2rem; }

/* ----- 上一篇 / 下一篇 ----- */
.article-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1.75rem;
}

.article-nav a {
  padding: 1rem 1.25rem;
  background: var(--glass-bg-light);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}

.article-nav a:hover {
  border-color: rgba(125, 211, 252, 0.35);
  transform: translateY(-2px);
}

.article-nav .dir { display: block; font-size: 0.75rem; color: var(--text-dim); margin-bottom: 0.35rem; }
.article-nav .t { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.55; }
.article-nav a:hover .t { color: var(--color-cyan); }
.article-nav .next { text-align: right; }
.article-nav .disabled { opacity: 0.35; pointer-events: none; }

/* ----- 目录 TOC ----- */
.toc {
  position: sticky;
  top: calc(var(--nav-height) + 20px);
  padding: 1.25rem;
  max-height: calc(100vh - var(--nav-height) - 48px);
  overflow-y: auto;
}

.toc h4 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-light);
  padding-bottom: 0.75rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.toc h4 .tech-ico { width: 15px; height: 15px; color: var(--color-cyan); }

.toc a {
  display: block;
  padding: 0.4rem 0 0.4rem 0.75rem;
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--text-secondary);
  border-left: 2px solid transparent;
  transition: all var(--transition);
}

.toc a:hover { color: var(--color-cyan); }
.toc a.level-3 { padding-left: 1.5rem; font-size: 0.78rem; color: var(--text-dim); }

.toc a.active {
  color: var(--color-cyan);
  border-left-color: var(--color-accent);
  background: rgba(0, 82, 217, 0.14);
}

/* ----- 相关阅读 ----- */
.related-section { margin-top: 3.5rem; }

.related-section > h3 {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 1.25rem;
}

.related-section > h3 .tech-ico { color: var(--color-cyan); }

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}

.related-card { padding: 1.2rem; }
.related-card h4 { font-size: 0.95rem; font-weight: 600; color: var(--text-light); line-height: 1.55; margin: 0.6rem 0 0.5rem; }
.related-card:hover h4 { color: var(--color-cyan); }
.related-card p { font-size: 0.82rem; color: var(--text-dim); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ===========================================================
   新闻列表 / 文章详情 版式加强
   只改视觉，不改 #pageTitle / #articleList / #articleHead 等注入点。
   =========================================================== */

.page-news .page-hero,
.page-article .article-hero {
  padding-bottom: clamp(28px, 4vw, 40px);
}

.page-news .page-hero h1,
.page-article .article-head h1 {
  font-family: 'Noto Serif SC', 'Noto Sans SC', serif;
  letter-spacing: 0.01em;
}

.page-news .news-layout {
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 2.75rem;
}

.page-news .featured-card {
  position: relative;
  grid-template-columns: minmax(280px, 1.05fr) minmax(0, 1fr);
  margin-bottom: 1.75rem;
  border: 1px solid rgba(125, 211, 252, 0.16);
  background:
    radial-gradient(ellipse 70% 80% at 12% 20%, rgba(0, 164, 255, 0.16), transparent 55%),
    var(--glass-bg-light);
}

.page-news .featured-cover {
  min-height: 280px;
}

.featured-cover.has-img,
.article-card-cover.has-img {
  overflow: hidden;
}

.featured-cover.has-img img,
.article-card-cover.has-img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .featured-body {
  padding: 1.9rem 1.85rem 1.7rem;
  display: flex;
  flex-direction: column;
}

.page-news .featured-body h3 {
  font-family: 'Noto Serif SC', 'Noto Sans SC', serif;
  font-size: clamp(1.35rem, 2.2vw, 1.7rem);
  line-height: 1.4;
  margin: 0.85rem 0 0.8rem;
}

.page-news .featured-body p {
  flex: 1;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.page-news .article-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.15rem;
}

.page-news .article-card {
  grid-template-columns: 1fr;
  min-height: 100%;
  transition: transform 0.28s ease, border-color var(--transition);
}

.page-news .article-card:hover {
  transform: translateY(-3px);
  border-color: rgba(125, 211, 252, 0.32);
}

.page-news .article-card-cover {
  min-height: 148px;
  border-right: none;
  border-bottom: 1px solid var(--glass-border);
}

.page-news .article-card-body {
  padding: 1.15rem 1.25rem 1.3rem;
}

.page-news .article-card-body h3 {
  font-family: 'Noto Serif SC', 'Noto Sans SC', serif;
  font-size: 1.08rem;
  line-height: 1.45;
}

.page-news .news-sidebar .side-card {
  background: rgba(15, 23, 42, 0.5);
}

.page-news .hot-item a {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ----- 文章阅读页 ----- */
.page-article .article-head h1 {
  font-size: clamp(1.85rem, 3.8vw, 2.55rem);
  line-height: 1.32;
  max-width: 18em;
}

.page-article .article-lead {
  max-width: 42em;
  font-size: 1.02rem;
  background: rgba(0, 82, 217, 0.14);
}

.article-cover {
  margin-top: 1.6rem;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border);
  max-width: 860px;
}

.article-cover img {
  display: block;
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}

.page-article .article-layout {
  grid-template-columns: minmax(0, 1fr) 240px;
  gap: 2.5rem;
}

.page-article .article-main {
  min-width: 0;
  padding: clamp(1.35rem, 2.4vw, 2.1rem);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  background: rgba(15, 23, 42, 0.42);
}

.page-article .article-body {
  font-size: 1.05rem;
  line-height: 2;
  max-width: 42em;
}

.page-article .article-body h2 {
  font-family: 'Noto Serif SC', 'Noto Sans SC', serif;
  font-size: 1.42rem;
}

.page-article .toc {
  padding: 1.15rem 1.05rem;
  background: rgba(15, 23, 42, 0.55);
}

.page-article .article-cta {
  margin-top: 2.5rem;
  padding: 1.75rem 1.5rem;
  text-align: center;
}

.page-article .article-cta h4 {
  justify-content: center;
  border: none;
  padding: 0;
  margin-bottom: 0.6rem;
  font-size: 1.12rem;
}

.page-article .article-cta p {
  max-width: 520px;
  margin: 0 auto 1.15rem;
}

.page-article .related-card {
  min-height: 100%;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .news-layout,
  .article-layout { grid-template-columns: minmax(0, 1fr); gap: 2rem; }
  .news-sidebar, .toc { position: static; max-height: none; }
  .toc { display: none; }
  .related-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-news .article-list { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .featured-card,
  .article-card { grid-template-columns: minmax(0, 1fr); }
  .featured-cover, .article-card-cover { min-height: 130px; border-right: none; border-bottom: 1px solid var(--glass-border); }
  .page-news .featured-cover { min-height: 180px; }
  .page-article .article-main { padding: 1.1rem 0.95rem 1.35rem; }
  .article-nav { grid-template-columns: 1fr; }
  .article-nav .next { text-align: left; }
  .related-grid { grid-template-columns: minmax(0, 1fr); }
  .filter-count { width: 100%; margin-left: 0; }
}

/* ===== 行业方案页 ===== */
.industry-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-bottom: 1.5rem;
}

.industry-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-secondary);
  font-size: 0.86rem;
  cursor: pointer;
}

.industry-chip .tech-ico {
  width: 14px;
  height: 14px;
}

.industry-chip.active,
.industry-chip:hover {
  color: var(--text-light);
  border-color: rgba(125, 211, 252, 0.45);
  background: rgba(0, 164, 255, 0.12);
}

.industry-board {
  padding: 1.5rem 0 0;
}

.industry-board-head {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
  gap: 1.5rem;
  align-items: end;
  margin-bottom: 1.5rem;
}

.industry-scene {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--color-cyan);
  margin-bottom: 0.4rem;
}

.industry-board-head h2 {
  margin: 0;
  font-size: 1.8rem;
  color: var(--text-light);
}

.industry-lead {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 0.95rem;
}

.industry-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.industry-col {
  padding: 1.15rem 1.2rem 1.25rem;
}

.industry-col h3 {
  font-size: 0.92rem;
  color: var(--text-light);
  margin: 0 0 0.75rem;
}

.industry-col ul {
  margin: 0;
  padding-left: 1.05rem;
  color: var(--text-secondary);
  font-size: 0.86rem;
  line-height: 1.75;
}

.industry-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.industry-reports {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.industry-reports .report-card {
  flex: none;
  width: 100%;
}

.industry-news-link {
  margin-top: 1.5rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.industry-news-link a { color: var(--color-cyan); }

.industry-ask-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.industry-ask-card {
  padding: 1.15rem 1.2rem 1.2rem;
}

.industry-ask-card h4 {
  margin: 0 0 0.65rem;
  font-size: 0.92rem;
  color: var(--text-light);
}

.page-geo .industry-ask-card h4 {
  margin-bottom: 0.2rem;
}

.industry-ask-card ul {
  margin: 0;
  padding-left: 1.05rem;
  color: var(--text-secondary);
  font-size: 0.86rem;
  line-height: 1.75;
}

.geo-unit-kicker {
  margin: 0 0 0.35rem;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--color-cyan);
}

.industry-ask-card .geo-unit-out {
  margin: 0.7rem 0 0;
  padding-top: 0.65rem;
  border-top: 1px solid var(--glass-border);
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--text-dim);
}

.industry-faq {
  max-width: 820px;
  margin: 0 auto;
}

.page-industries .geo-dim-item .btn,
.page-geo .geo-dim-item .btn {
  margin-top: 0.85rem;
  align-self: flex-start;
}

.page-industries .geo-dim-grid.dim-grid-3,
.page-geo .geo-dim-grid.dim-grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.geo-cover-platforms {
  margin: 0 0 2rem;
}

.geo-cover-head {
  margin-bottom: 1rem;
}

.geo-cover-head h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  color: var(--text-light);
}

.geo-cover-head p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.geo-cover-logos {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.geo-cover-item {
  padding: 0.95rem 0.7rem 0.85rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
}

.geo-cover-item img {
  width: 36px;
  height: 36px;
  border-radius: 10px;
}

.geo-cover-item h4 {
  margin: 0;
  font-size: 0.86rem;
  color: var(--text-light);
}

.geo-cover-item p {
  margin: 0;
  font-size: 0.7rem;
  color: var(--text-dim);
}

.geo-cover-platforms .hero-platform-chips {
  margin-top: 0;
}

.home-industry-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  margin: 1.5rem 0 1.25rem;
}

.home-industry-chips a {
  padding: 0.55rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.home-industry-chips a:hover {
  color: var(--text-light);
  border-color: rgba(125, 211, 252, 0.45);
}

.home-geo-blurb {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.home-geo-blurb p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.page-about .company-grid {
  grid-template-columns: 1fr;
}

.history-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.history-item {
  padding: 1.35rem 1.4rem;
}

.history-year {
  display: block;
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--color-cyan);
  letter-spacing: 0.02em;
  margin-bottom: 0.4rem;
}

.history-item h4 {
  font-size: 0.92rem;
  color: var(--text-light);
  margin: 0 0 0.45rem;
}

.history-item p {
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
}

@media (max-width: 1024px) {
  .industry-grid,
  .industry-reports,
  .industry-ask-grid,
  .page-industries .geo-dim-grid.dim-grid-3,
  .page-geo .geo-dim-grid.dim-grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-about .tech-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .history-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .geo-cover-logos { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .industry-board-head { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .industry-grid,
  .industry-reports,
  .industry-ask-grid,
  .page-industries .geo-dim-grid.dim-grid-3,
  .page-geo .geo-dim-grid.dim-grid-3 { grid-template-columns: 1fr; }
  .page-about .tech-grid { grid-template-columns: 1fr; }
  .history-grid { grid-template-columns: 1fr; }
  .geo-cover-logos { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ===== 新首页方案 home-alt.html（不改原 index） ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.alt-compare {
  border-bottom: 1px solid var(--glass-border);
  background: rgba(2, 6, 23, 0.55);
}

.alt-compare-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  min-height: 40px;
  font-size: 0.78rem;
  color: var(--text-dim);
}

.alt-compare-inner a {
  color: var(--color-cyan);
  font-weight: 600;
}

.alt-compare-inner a:hover { color: var(--text-light); }

.alt-hero {
  padding: clamp(2.2rem, 5vw, 3.8rem) 0 clamp(2.8rem, 6vw, 4.5rem);
}

#mirror.alt-hero {
  border-top: 1px solid var(--glass-border);
}

.alt-hero-copy h1,
.alt-hero-copy h2 {
  font-family: 'Noto Serif SC', 'Noto Sans SC', serif;
  font-size: clamp(2rem, 4.4vw, 3.15rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: 0.01em;
  color: var(--text-light);
  margin: 0.85rem 0 1rem;
}

.alt-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 2.5rem 3rem;
  align-items: start;
}

.alt-hero-copy > p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.8;
  max-width: 36rem;
  margin-bottom: 1.4rem;
}

.alt-ask-row {
  display: flex;
  gap: 0.6rem;
  align-items: stretch;
}

.alt-ask-row input {
  flex: 1;
  min-width: 0;
  height: 48px;
  padding: 0 1rem;
  border-radius: 10px;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-light);
  font: inherit;
}

.alt-ask-row input:focus {
  outline: none;
  border-color: rgba(125, 211, 252, 0.55);
}

.alt-ask-row .btn { height: 48px; padding-inline: 1.15rem; white-space: nowrap; }

.alt-ask-examples {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.75rem;
  font-size: 0.78rem;
  color: var(--text-dim);
}

.alt-ask-examples button {
  font: inherit;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  padding: 0.22rem 0.7rem;
  cursor: pointer;
}

.alt-ask-examples button:hover {
  color: var(--text-light);
  border-color: rgba(125, 211, 252, 0.4);
}

.alt-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.35rem;
}

.alt-hero-note {
  margin-top: 0.85rem;
  font-size: 0.75rem;
  color: var(--text-dim);
  line-height: 1.6;
}

.alt-query-bar {
  margin-bottom: 0.9rem;
}

.alt-query-k {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  margin-bottom: 0.3rem;
}

.alt-query-bar strong {
  font-size: 1.05rem;
  color: var(--text-light);
  font-weight: 650;
}

.alt-hero-stage {
  position: relative;
  padding: 0.5rem 0.35rem 1.4rem;
}

.alt-stage-tilt {
  width: 100%;
}

.tilt3d > .alt-stage-shell {
  position: relative;
  overflow: visible;
  border-radius: 18px;
  border: 1px solid rgba(125, 211, 252, 0.28);
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.82), rgba(8, 16, 32, 0.92));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.18),
    0 36px 80px rgba(0, 0, 0, 0.55);
  padding: 1.15rem 1.15rem 1.35rem;
}

.alt-stage-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.alt-stage-plat {
  font-size: 0.72rem;
  color: var(--text-dim);
}

.alt-board {
  display: grid;
  gap: 0.7rem;
  perspective: 1100px;
  min-height: 18rem;
}

.alt-answer {
  padding: 1rem 1.1rem 1.05rem;
  background: rgba(8, 16, 32, 0.78);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  opacity: 0;
  transform: translateY(14px) rotateX(8deg);
  transform-origin: top center;
  backface-visibility: hidden;
}

.alt-board.is-ready .alt-answer {
  opacity: 1;
  transform: rotateX(4deg) rotateY(calc((var(--d, 0) - 1) * 3.5deg)) translateZ(calc((2 - var(--d, 0)) * 8px));
  transition: opacity 0.5s ease, transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: calc(var(--d, 0) * 90ms);
}

.alt-answer:hover {
  transform: rotateX(0deg) rotateY(0deg) translateZ(18px) !important;
}

.alt-answer header {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.55rem;
}

.alt-answer header img {
  width: 22px;
  height: 22px;
  border-radius: 4px;
}

.alt-answer header strong {
  font-size: 0.82rem;
  color: var(--text-light);
}

.alt-answer p {
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
  min-height: 4.2em;
}

.alt-answer p.is-typing::after {
  content: '';
  display: inline-block;
  width: 7px;
  height: 0.95em;
  margin-left: 2px;
  background: var(--color-cyan);
  vertical-align: text-bottom;
  animation: altCaret 0.8s step-end infinite;
}

@keyframes altCaret {
  50% { opacity: 0; }
}

.alt-thinking {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 16rem;
  justify-content: center;
  color: var(--text-dim);
  font-size: 0.82rem;
}

.alt-thinking i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-cyan);
  animation: altThink 1s infinite ease-in-out;
}

.alt-thinking i:nth-child(2) { animation-delay: 0.15s; }
.alt-thinking i:nth-child(3) { animation-delay: 0.3s; }

@keyframes altThink {
  0%, 80%, 100% { transform: translateY(0); opacity: 0.35; }
  40% { transform: translateY(-5px); opacity: 1; }
}

.alt-float {
  position: absolute;
  z-index: 3;
  min-width: 78px;
  padding: 0.45rem 0.6rem;
  border-radius: 12px;
  background: rgba(8, 16, 32, 0.88);
  border: 1px solid rgba(125, 211, 252, 0.28);
  text-align: center;
  animation: altFloat 4.4s ease-in-out infinite;
}

.alt-float em {
  display: block;
  font-style: normal;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-cyan);
  line-height: 1.1;
}

.alt-float span {
  font-size: 0.68rem;
  color: var(--text-dim);
}

.alt-float-1 { top: 18%; right: -18px; animation-delay: 0s; }
.alt-float-2 { top: 46%; left: -16px; animation-delay: 0.8s; }
.alt-float-3 { bottom: 12%; right: -10px; animation-delay: 1.4s; }

@keyframes altFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

.alt-scan {
  position: absolute;
  left: 8%;
  right: 8%;
  height: 2px;
  top: 18%;
  background: linear-gradient(90deg, transparent, rgba(125, 211, 252, 0.7), transparent);
  animation: altScan 4.8s linear infinite;
  pointer-events: none;
  opacity: 0.7;
}

@keyframes altScan {
  0% { top: 16%; opacity: 0; }
  12% { opacity: 0.7; }
  88% { opacity: 0.4; }
  100% { top: 86%; opacity: 0; }
}

.alt-tag {
  margin-left: auto;
  font-size: 0.68rem;
  font-weight: 650;
  padding: 0.12rem 0.5rem;
  border-radius: 999px;
  border: 1px solid transparent;
}

.alt-tag-miss {
  color: #fbbf24;
  background: rgba(251, 191, 36, 0.1);
  border-color: rgba(251, 191, 36, 0.28);
}

.alt-tag-rival {
  color: #7dd3fc;
  background: rgba(125, 211, 252, 0.1);
  border-color: rgba(125, 211, 252, 0.28);
}

.alt-tag-wrong {
  color: #fb7185;
  background: rgba(251, 113, 133, 0.1);
  border-color: rgba(251, 113, 133, 0.28);
}

.alt-hint {
  margin-top: 0.85rem;
  font-size: 0.78rem;
  color: var(--text-dim);
  line-height: 1.65;
}

.alt-geo-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.alt-geo-points .card { padding: 1.3rem 1.35rem; }

.alt-geo-points b {
  display: block;
  color: var(--color-cyan);
  font-size: 0.82rem;
  margin-bottom: 0.45rem;
}

.alt-geo-points p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.alt-more {
  text-align: center;
  margin-top: 1.4rem;
  font-size: 0.85rem;
}

.alt-more a { color: var(--color-cyan); }
.alt-more a:hover { color: var(--text-light); }

.alt-proof-stats {
  display: flex;
  justify-content: center;
  gap: 2.4rem;
  margin-bottom: 1.6rem;
  text-align: center;
}

.alt-proof-stats strong {
  display: block;
  font-size: 1.6rem;
  color: var(--color-cyan);
  font-weight: 800;
}

.alt-proof-stats span {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.alt-proof-names {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.55rem;
  margin: 0 0 1.8rem;
  padding: 0;
}

.alt-proof-names li {
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.86rem;
  color: var(--text-secondary);
}

.alt-sp {
  display: flex;
  align-items: center;
  gap: 1rem;
  max-width: 520px;
  margin: 0 auto;
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.03);
}

.alt-sp img {
  width: 56px;
  height: 72px;
  object-fit: cover;
  object-position: top;
  border-radius: 8px;
  flex-shrink: 0;
}

.alt-sp span {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--text-dim);
}

.alt-sp strong {
  display: block;
  margin: 0.15rem 0 0.25rem;
  color: var(--text-light);
  font-size: 0.92rem;
}

.alt-sp p {
  margin: 0;
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.alt-doors {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}

.alt-door {
  display: flex;
  flex-direction: column;
  padding: 1.5rem 1.45rem 1.35rem;
  min-height: 100%;
}

.alt-door span {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-cyan);
  letter-spacing: 0.08em;
}

.alt-door h3 {
  margin: 0.55rem 0 0.5rem;
  font-size: 1.08rem;
  color: var(--text-light);
}

.alt-door p {
  margin: 0 0 1rem;
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
}

.alt-door em {
  font-style: normal;
  font-size: 0.8rem;
  color: var(--color-cyan);
}

.alt-door:hover {
  border-color: rgba(125, 211, 252, 0.4);
}

.alt-asks {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1.4rem;
}

.alt-asks .card {
  display: block;
  width: 100%;
  text-align: left;
  cursor: pointer;
  font: inherit;
  color: inherit;
  padding: 1.2rem 1.25rem;
  appearance: none;
  -webkit-appearance: none;
}

.alt-asks h4 {
  margin: 0 0 0.4rem;
  font-size: 0.92rem;
  color: var(--text-light);
}

.alt-asks p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.alt-asks .card:hover { border-color: rgba(125, 211, 252, 0.4); }

.alt-cases {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.15rem;
  margin: 1.8rem 0 1.5rem;
}

.alt-cases .tilt3d { width: 100%; }

.alt-case { padding: 1.4rem 1.45rem; height: 100%; }

.alt-case span {
  display: block;
  font-size: 0.72rem;
  color: var(--color-cyan);
  margin-bottom: 0.4rem;
}

.alt-case h4 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  color: var(--text-light);
}

.alt-case p {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

#proof .home-industry-chips {
  margin-top: 0.2rem;
  margin-bottom: 0.4rem;
}

.alt-door ul {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
}

.alt-door ul li {
  font-size: 0.78rem;
  color: var(--text-secondary);
  padding: 0.2rem 0 0.2rem 0.85rem;
  position: relative;
}

.alt-door ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-cyan);
}

.alt-doors .tilt3d { width: 100%; height: 100%; }
.alt-doors .tilt3d > .alt-door { height: 100%; }

.industry-ask-card {
  appearance: none;
  -webkit-appearance: none;
  font: inherit;
  color: inherit;
  text-align: left;
  cursor: pointer;
  width: 100%;
}

.alt-faq {
  max-width: 760px;
  margin: 0 auto;
}

.alt-metric-grid,
.alt-role-grid,
.alt-start {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.alt-role-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.alt-metric-grid .card,
.alt-role-grid .card,
.alt-start .card { padding: 1.3rem 1.35rem; }

.alt-metric-grid b,
.alt-start b {
  display: block;
  color: var(--color-cyan);
  font-size: 0.82rem;
  margin-bottom: 0.4rem;
}

.alt-metric-grid p,
.alt-role-grid p,
.alt-start p {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.alt-role-grid h4,
.alt-start h4 {
  margin: 0 0 0.45rem;
  font-size: 0.98rem;
  color: var(--text-light);
}

.alt-report {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 1.5rem 2rem;
  align-items: stretch;
}

.alt-report-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}

.alt-report-list .card { padding: 1.2rem 1.25rem; }

.alt-report-list b {
  display: block;
  font-size: 0.72rem;
  color: var(--color-cyan);
  margin-bottom: 0.35rem;
}

.alt-report-list h4 {
  margin: 0 0 0.4rem;
  font-size: 0.95rem;
  color: var(--text-light);
}

.alt-report-list p {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

.alt-report-mock { padding: 1.25rem 1.3rem 1.35rem; }

.alt-report-mock-head {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.alt-report-mock-head em {
  font-style: normal;
  color: var(--text-dim);
}

.alt-report-score {
  padding: 0.85rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(125, 211, 252, 0.25);
  background: rgba(125, 211, 252, 0.06);
  margin-bottom: 1rem;
}

.alt-report-score strong {
  display: block;
  font-size: 1.05rem;
  color: var(--text-light);
}

.alt-report-score span {
  font-size: 0.78rem;
  color: var(--text-dim);
}

.alt-report-mock ul {
  list-style: none;
  margin: 0 0 0.85rem;
  padding: 0;
}

.alt-report-mock li {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--glass-border);
  font-size: 0.82rem;
}

.alt-report-mock li b { color: var(--text-light); font-weight: 600; }
.alt-report-mock li i { font-style: normal; color: var(--color-cyan); }
.alt-report-mock > p { margin: 0; font-size: 0.78rem; color: var(--text-dim); }

@media (prefers-reduced-motion: reduce) {
  .alt-float,
  .alt-scan,
  .alt-thinking i,
  .alt-answer p.is-typing::after { animation: none; }
}

@media (max-width: 1024px) {
  .alt-hero-grid,
  .alt-geo-points,
  .geo-gap-grid,
  .alt-doors,
  .alt-asks,
  .alt-cases,
  .alt-role-grid,
  .alt-report { grid-template-columns: 1fr; }
  .alt-metric-grid,
  .alt-start,
  .alt-report-list { grid-template-columns: 1fr 1fr; }
  #service .tech-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 700px) {
  .alt-ask-row { flex-direction: column; }
  .alt-ask-row .btn { width: 100%; }
  .alt-proof-stats { gap: 1.2rem; }
  .alt-hero-actions .btn { width: 100%; justify-content: center; }
  .alt-float { display: none; }
  #service .tech-grid { grid-template-columns: 1fr; }
  .alt-board.is-ready .alt-answer { transform: none; }
  .alt-metric-grid,
  .alt-start,
  .alt-report-list { grid-template-columns: 1fr; }
}

/* ===========================================================
   官网建设页：自查、对比、结果
   =========================================================== */
.airs-check {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 1.5rem;
  align-items: start;
}

.airs-check-list {
  display: grid;
  gap: 0.65rem;
}

.airs-check-item {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 0.85rem;
  align-items: flex-start;
  padding: 0.95rem 1.1rem;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  background: rgba(15, 23, 42, 0.42);
  cursor: pointer;
}

.airs-check-item:hover { border-color: rgba(125, 211, 252, 0.28); }
.airs-check-item:has(input:checked) {
  border-color: rgba(125, 211, 252, 0.4);
  background: rgba(0, 82, 217, 0.18);
}

.airs-check-item input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.airs-check-box {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  margin-top: 0.12rem;
  border: 1px solid rgba(125, 211, 252, 0.35);
  border-radius: 6px;
  background: rgba(2, 6, 23, 0.45);
}

.airs-check-box .tech-ico {
  width: 12px;
  height: 12px;
  opacity: 0;
  color: var(--color-cyan);
}

.airs-check-item input:checked + .airs-check-box {
  border-color: var(--color-cyan);
  background: rgba(0, 164, 255, 0.18);
}
.airs-check-item input:checked + .airs-check-box .tech-ico { opacity: 1; }

.airs-check-text strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-light);
  line-height: 1.45;
}
.airs-check-text em {
  display: block;
  margin-top: 0.35rem;
  font-style: normal;
  font-size: 0.8rem;
  line-height: 1.65;
  color: var(--text-dim);
}

.airs-score {
  position: sticky;
  top: calc(var(--nav-height) + 20px);
  padding: 1.4rem 1.25rem 1.3rem;
  text-align: center;
}

.airs-score-num {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.2rem;
  color: var(--text-light);
}
.airs-score-num strong { font-size: 2.6rem; font-weight: 800; line-height: 1; }
.airs-score-num span { font-size: 1rem; color: var(--text-dim); }

.airs-score-bar {
  height: 6px;
  margin: 0.85rem 0 1.1rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}
.airs-score-bar i {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--color-brand), var(--color-cyan));
  transition: width 0.35s ease;
}

.airs-score[data-level="low"] .airs-score-num strong { color: #fda4af; }
.airs-score[data-level="mid"] .airs-score-num strong { color: #fcd34d; }
.airs-score[data-level="high"] .airs-score-num strong { color: #86efac; }

.airs-score h4 {
  font-size: 1rem;
  color: var(--text-light);
  margin-bottom: 0.45rem;
}
.airs-score p {
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 1.1rem;
}
.airs-score-note {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.72rem;
  color: var(--text-dim);
  line-height: 1.55;
}

.airs-contrast {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.15rem;
}

.airs-contrast-col { padding: 1.25rem 1.3rem 1.2rem; }
.airs-contrast-head { margin-bottom: 0.9rem; }
.airs-contrast-tag {
  display: inline-block;
  margin-bottom: 0.45rem;
  padding: 0.18rem 0.6rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: 999px;
}
.airs-contrast-col[data-state="before"] .airs-contrast-tag {
  color: #fecaca;
  background: rgba(244, 63, 94, 0.12);
  border: 1px solid rgba(244, 63, 94, 0.25);
}
.airs-contrast-col[data-state="after"] .airs-contrast-tag {
  color: #bbf7d0;
  background: rgba(22, 163, 74, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.28);
}
.airs-contrast-head h4 {
  font-size: 1.05rem;
  color: var(--text-light);
}

.airs-quote-q {
  margin: 0 0 0.75rem;
  font-size: 0.82rem;
  color: var(--color-cyan);
}

.airs-quote-a {
  padding: 0.9rem 1rem;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  background: rgba(2, 6, 23, 0.45);
}
.airs-quote-a header {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.55rem;
}
.airs-quote-a header img {
  width: 22px;
  height: 22px;
  border-radius: 6px;
}
.airs-quote-a header strong {
  font-size: 0.88rem;
  color: var(--text-light);
}
.airs-quote-a header span {
  margin-left: auto;
  font-size: 0.7rem;
  color: var(--text-dim);
}
.airs-contrast-col[data-state="after"] .airs-quote-a header span { color: #86efac; }
.airs-contrast-col[data-state="before"] .airs-quote-a header span { color: #fda4af; }
.airs-quote-a p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

.airs-contrast-note {
  margin: 0.9rem 0 0.75rem;
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

.airs-outcome {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 1.25rem;
  padding: 1.25rem 1.4rem;
}

.airs-outcome-label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-bottom: 0.35rem;
}
.airs-outcome-nums {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  font-weight: 800;
}
.airs-outcome-from { font-size: 1.4rem; color: var(--text-dim); }
.airs-outcome-arrow { color: var(--color-cyan); }
.airs-outcome-to { font-size: 2rem; color: #86efac; }
.airs-outcome-note {
  flex: 1;
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

@media (min-width: 1025px) {
  .page-airs .delivery-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .airs-check,
  .airs-contrast,
  .airs-outcome { grid-template-columns: 1fr; }
  .airs-outcome { flex-direction: column; align-items: flex-start; }
  .airs-score { position: static; }
}