/* ============================================
   合肥城市分站模板 - 手绘插画风格
   风格：手绘插画 / 配色：藏青+琥珀 / 布局：Bento网格
   字体：思源宋体+楷体点缀
   ============================================ */

/* ---------- CSS变量 ---------- */
:root {
  --primary: #1e3a5f;
  --primary-light: #2a4f7d;
  --primary-dark: #152a45;
  --accent: #d4a853;
  --accent-light: #e6c47a;
  --accent-dark: #b8923a;
  --text: #333333;
  --text-light: #555555;
  --text-muted: #888888;
  --bg: #fafbfd;
  --bg-warm: #fdfbf7;
  --bg-card: #ffffff;
  --border: #e8e4dc;
  --border-light: #f0ede6;
  --shadow-sm: 0 2px 8px rgba(30,58,95,0.06);
  --shadow-md: 0 6px 24px rgba(30,58,95,0.10);
  --shadow-lg: 0 12px 40px rgba(30,58,95,0.14);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --font-cn: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', serif;
  --font-en: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
  --transition: all 0.3s cubic-bezier(.25,.46,.45,.94);
}

/* ---------- 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-en);
  color: var(--text);
  background-color: var(--bg);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }
img { max-width: 100%; height: auto; }
ul, ol { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ---------- 手绘装饰背景 ---------- */
body::before {
  content: '';
  position: fixed;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(212,168,83,0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}
body::after {
  content: '';
  position: fixed;
  bottom: -150px; left: -150px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(30,58,95,0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

/* ---------- 细网点纹理 ---------- */
.sketch-dots {
  background-image: radial-gradient(circle, rgba(30,58,95,0.05) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* ---------- 导航栏 ---------- */
.site-header {
  position: sticky; top: 0;
  background: rgba(250,251,253,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  transition: var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow-sm); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.logo {
  font-family: var(--font-cn);
  font-size: 22px; font-weight: 700;
  color: var(--primary);
  display: flex; align-items: center; gap: 8px;
}
.logo-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 18px; font-weight: 700;
}
.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-menu a {
  padding: 8px 16px;
  font-size: 15px; font-weight: 500;
  color: var(--text);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
}
.nav-menu a:hover,
.nav-menu a.active {
  color: var(--primary);
  background: rgba(30,58,95,0.06);
}
.nav-menu a.active::after {
  content: ''; position: absolute;
  bottom: 2px; left: 50%; transform: translateX(-50%);
  width: 20px; height: 3px;
  background: var(--accent);
  border-radius: 2px;
}
.menu-toggle {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 8px;
}
.menu-toggle span {
  width: 24px; height: 2.5px;
  background: var(--primary);
  border-radius: 3px; transition: var(--transition);
}

/* ---------- 滚动进度条 ---------- */
.scroll-progress {
  position: fixed; top: 0; left: 0;
  width: 0%; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  z-index: 10001;
  transition: width 0.1s linear;
}

/* ---------- Bento Hero 区域 ---------- */
.hero-bento {
  padding: 60px 0 50px;
  position: relative; z-index: 1;
}
.bento-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  grid-template-rows: auto auto;
  gap: 18px;
}
/* Hero 主卡片 - 左侧大卡片跨两行 */
.hero-main-card {
  grid-row: span 2;
  background: linear-gradient(145deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  color: #fff;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-main-card::before {
  content: '';
  position: absolute; top: -40px; right: -40px;
  width: 200px; height: 200px;
  border: 2px solid rgba(255,255,255,0.08);
  border-radius: 50%;
}
.hero-main-card::after {
  content: '';
  position: absolute; bottom: -60px; right: 80px;
  width: 160px; height: 160px;
  border: 2px dashed rgba(255,255,255,0.06);
  border-radius: 50%;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,0.14);
  backdrop-filter: blur(8px);
  padding: 6px 16px; border-radius: 20px;
  font-size: 13px; font-weight: 500;
  margin-bottom: 20px;
  width: fit-content;
}
.hero-badge-dot {
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%,100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.3); }
}
.hero-title {
  font-family: var(--font-cn);
  font-size: 38px; font-weight: 700;
  line-height: 1.3;
  margin-bottom: 16px;
  position: relative; z-index: 1;
}
.hero-title-accent { color: var(--accent-light); }
.hero-desc {
  font-size: 17px; line-height: 1.7;
  opacity: 0.88; max-width: 480px;
  margin-bottom: 28px;
  position: relative; z-index: 1;
}
.hero-actions {
  display: flex; gap: 14px; flex-wrap: wrap;
  position: relative; z-index: 1;
}
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px;
  font-size: 15px; font-weight: 600;
  border-radius: var(--radius-sm);
  border: none; cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  font-family: var(--font-en);
}
.btn-primary {
  background: var(--accent);
  color: var(--primary-dark);
  box-shadow: 0 4px 16px rgba(212,168,83,0.35);
}
.btn-primary:hover {
  background: var(--accent-light);
  color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(212,168,83,0.45);
}
.btn-soft {
  background: rgba(255,255,255,0.15);
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.25);
}
.btn-soft:hover {
  background: rgba(255,255,255,0.25);
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--primary);
  background: rgba(30,58,95,0.04);
  transform: translateY(-2px);
}
.btn-accent {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 16px rgba(30,58,95,0.25);
}
.btn-accent:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(30,58,95,0.35);
}

/* Bento 右上卡片 - 数据指标 */
.data-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: var(--transition);
}
.data-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.data-card h3 {
  font-family: var(--font-cn);
  font-size: 17px; color: var(--primary);
  margin-bottom: 20px;
  display: flex; align-items: center; gap: 8px;
}
.data-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.data-item {
  text-align: center;
  padding: 16px 10px;
  background: var(--bg-warm);
  border-radius: var(--radius-sm);
  border: 1px dashed var(--border);
}
.data-item .stat-icon {
  color: var(--accent);
  margin-bottom: 8px;
}
.data-num {
  font-family: var(--font-en);
  font-size: 30px; font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
}
.data-label {
  font-size: 12px; color: var(--text-muted);
  margin-top: 4px;
}

/* Bento 右下卡片 - 快速入口 */
.quick-entry-card {
  background: linear-gradient(135deg, #fef9ef, #fff5db);
  border-radius: var(--radius-md);
  padding: 28px;
  border: 1px solid rgba(212,168,83,0.2);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.quick-entry-card h3 {
  font-family: var(--font-cn);
  font-size: 17px; color: var(--primary);
  margin-bottom: 16px;
}
.quick-links {
  display: flex; flex-direction: column; gap: 10px;
}
.quick-link-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px;
  background: rgba(255,255,255,0.7);
  border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 500;
  color: var(--text);
  transition: var(--transition);
}
.quick-link-item:hover {
  background: #fff;
  color: var(--primary);
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}
.quick-link-icon {
  width: 32px; height: 32px;
  background: var(--primary);
  color: #fff;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; flex-shrink: 0;
}

/* ---------- 服务卡片区 ---------- */
.section { padding: 70px 0; position: relative; z-index: 1; }
.section-header {
  text-align: center;
  margin-bottom: 48px;
}
.section-tag {
  display: inline-block;
  font-size: 13px; font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 10px;
}
.section-title {
  font-family: var(--font-cn);
  font-size: 34px; font-weight: 700;
  color: var(--primary);
  line-height: 1.3;
  margin-bottom: 12px;
}
.section-subtitle {
  font-size: 17px; color: var(--text-light);
  max-width: 600px; margin: 0 auto;
}.services-bento{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 22px;
}
.service-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 32px 26px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.service-card:hover::before { opacity: 1; }
.service-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, rgba(30,58,95,0.08), rgba(212,168,83,0.12));
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
  margin-bottom: 18px;
}
.service-card h3 {
  font-family: var(--font-cn);
  font-size: 19px; color: var(--primary);
  margin-bottom: 10px;
}
.service-card p {
  font-size: 14px; color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 16px;
}
.service-link {
  font-size: 14px; font-weight: 600;
  color: var(--accent);
  display: inline-flex; align-items: center; gap: 4px;
}
.service-link:hover { color: var(--accent-dark); }
.service-link svg { width: 16px; height: 16px; }

/* ---------- 为什么选择我们 ---------- */
.why-section {
  background: var(--primary);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.why-section::before {
  content: '';
  position: absolute; top: -100px; right: -100px;
  width: 400px; height: 400px;
  border: 2px solid rgba(255,255,255,0.05);
  border-radius: 50%;
}
.why-section .section-tag { color: var(--accent-light); }
.why-section .section-title { color: #fff; }
.why-section .section-subtitle { color: rgba(255,255,255,0.7); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.why-item {
  text-align: center;
  padding: 32px 20px;
  background: rgba(255,255,255,0.07);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.08);
  transition: var(--transition);
}
.why-item:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-4px);
}
.why-icon {
  font-size: 42px; margin-bottom: 14px;
}
.why-item h4 {
  font-family: var(--font-cn);
  font-size: 17px; margin-bottom: 8px;
}
.why-item p {
  font-size: 13px; opacity: 0.75;
  line-height: 1.6;
}

/* ---------- 案例展示 ---------- */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.case-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: var(--transition);
}
.case-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.case-img-placeholder {
  height: 180px;
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  display: flex; align-items: center; justify-content: center;
  font-size: 48px; color: #fff;
  position: relative;
  overflow: hidden;
}
.case-img-placeholder::after {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.case-info { padding: 22px; }
.case-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }
.case-tag {
  font-size: 11px; padding: 3px 10px;
  background: rgba(30,58,95,0.06);
  color: var(--primary);
  border-radius: 12px;
  font-weight: 500;
}
.case-info h3 {
  font-family: var(--font-cn);
  font-size: 17px; color: var(--primary);
  margin-bottom: 8px;
}
.case-info p {
  font-size: 13px; color: var(--text-muted);
  line-height: 1.6;
}

/* ---------- 行业方案 ---------- */
.industry-section { background: var(--bg-warm); }
.industry-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.industry-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--accent);
  transition: var(--transition);
  display: flex; gap: 20px; align-items: flex-start;
}
.industry-card:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-md);
}
.industry-icon {
  font-size: 40px; flex-shrink: 0;
}
.industry-card h3 {
  font-family: var(--font-cn);
  font-size: 18px; color: var(--primary);
  margin-bottom: 8px;
}
.industry-card p {
  font-size: 14px; color: var(--text-light);
  line-height: 1.7;
}

/* ---------- CTA 区 ---------- */
.cta-section {
  text-align: center;
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-section .section-title { color: #fff; font-size: 36px; }
.cta-section .section-subtitle { color: rgba(255,255,255,0.75); }
.cta-buttons {
  display: flex; justify-content: center; gap: 16px; margin-top: 32px;
}

/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.7);
  padding: 56px 0 0;
  position: relative; z-index: 1;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 36px;
}
.footer-brand h3 {
  font-family: var(--font-cn);
  font-size: 21px; color: #fff;
  margin-bottom: 12px;
}
.footer-brand p {
  font-size: 14px; line-height: 1.7;
  margin-bottom: 8px;
}
.footer-col h4 {
  font-size: 15px; font-weight: 600;
  color: #fff; margin-bottom: 16px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after {
  content: ''; position: absolute;
  bottom: 0; left: 0;
  width: 28px; height: 3px;
  background: var(--accent);
  border-radius: 2px;
}
.footer-col ul li { margin-bottom: 9px; }
.footer-col ul li a {
  color: rgba(255,255,255,0.65);
  font-size: 14px;
  transition: var(--transition);
}
.footer-col ul li a:hover { color: var(--accent-light); }
.footer-bottom {
  text-align: center;
  padding: 20px 0;
  margin-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}
.footer-bottom a { color: rgba(255,255,255,0.4); }

/* ---------- 内页通用样式 ---------- */
.page-hero {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  padding: 52px 0 44px;
  text-align: center;
  position: relative; z-index: 1;
}
.page-hero h1 {
  font-family: var(--font-cn);
  font-size: 34px; font-weight: 700;
  margin-bottom: 10px;
}
.page-hero p {
  font-size: 16px; opacity: 0.8;
}
.breadcrumb {
  display: flex; justify-content: center; gap: 8px;
  margin-top: 16px; font-size: 14px;
  opacity: 0.7;
}
.breadcrumb a { color: inherit; }
.breadcrumb a:hover { color: var(--accent-light); }

.content-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 36px;
  padding: 44px 0 64px;
}
.main-content {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 36px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
}
.sidebar { display: flex; flex-direction: column; gap: 22px; }
.sidebar-widget {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
}
.sidebar-widget h3 {
  font-family: var(--font-cn);
  font-size: 17px; color: var(--primary);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border-light);
}

/* 文章列表 */
.news-list-item {
  padding: 20px 0;
  border-bottom: 1px solid var(--border-light);
}
.news-list-item:last-child { border-bottom: none; }
.news-list-item h2 {
  font-size: 18px; margin-bottom: 8px;
}
.news-list-item h2 a { color: var(--primary); }
.news-list-item h2 a:hover { color: var(--accent); }
.news-list-meta {
  font-size: 13px; color: var(--text-muted);
  display: flex; gap: 16px;
}
.news-list-excerpt {
  font-size: 14px; color: var(--text-light);
  line-height: 1.7; margin-top: 8px;
}

/* 分页 */
.pagination {
  display: flex; justify-content: center; gap: 6px;
  margin-top: 36px;
}
.pagination a, .pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 38px; height: 38px;
  font-size: 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  color: var(--text);
  transition: var(--transition);
}
.pagination a:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(30,58,95,0.04);
}
.pagination .active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* 详情页 */
.article-body {
  font-size: 16px; line-height: 1.85;
  color: var(--text);
}
.article-body h2 {
  font-family: var(--font-cn);
  font-size: 24px; color: var(--primary);
  margin: 32px 0 14px;
}
.article-body h3 {
  font-family: var(--font-cn);
  font-size: 20px; color: var(--primary);
  margin: 24px 0 10px;
}
.article-body p { margin-bottom: 16px; }
.article-body ul, .article-body ol { padding-left: 20px; margin-bottom: 16px; }
.article-body li { margin-bottom: 6px; list-style: disc; }
.article-nav {
  display: flex; justify-content: space-between;
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--border-light);
  gap: 16px;
}
.article-nav a {
  font-size: 14px; color: var(--primary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.article-nav a:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* 标签云 */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-item {
  display: inline-block;
  padding: 6px 16px;
  font-size: 13px;
  background: var(--bg-warm);
  color: var(--text);
  border-radius: 20px;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.tag-item:hover, .tag-item.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* 热门文章列表 */
.hot-list-item {
  padding: 10px 0;
  border-bottom: 1px dashed var(--border-light);
  font-size: 14px;
}
.hot-list-item:last-child { border-bottom: none; }
.hot-list-item a { color: var(--text); }
.hot-list-item a:hover { color: var(--primary); }

/* 联系表单 */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block; font-size: 14px; font-weight: 600;
  color: var(--text); margin-bottom: 6px;
}
.form-control {
  width: 100%;
  padding: 12px 16px;
  font-size: 15px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  transition: var(--transition);
  font-family: var(--font-en);
}
.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(30,58,95,0.08);
}
textarea.form-control { min-height: 120px; resize: vertical; }

/* 服务流程 */
.process-timeline {
  position: relative;
  max-width: 800px; margin: 0 auto;
}
.process-step {
  display: flex; gap: 24px; align-items: flex-start;
  position: relative;
  padding-bottom: 36px;
}
.process-step:last-child { padding-bottom: 0; }
.process-number {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-en);
  font-size: 20px; font-weight: 800;
  flex-shrink: 0;
  position: relative; z-index: 1;
}
.process-line {
  position: absolute;
  left: 26px; top: 52px;
  width: 2px; height: calc(100% - 16px);
  background: linear-gradient(to bottom, var(--accent), var(--border));
}
.process-step:last-child .process-line { display: none; }
.process-content h3 {
  font-family: var(--font-cn);
  font-size: 19px; color: var(--primary);
  margin-bottom: 6px;
}
.process-content p {
  font-size: 14px; color: var(--text-light);
  line-height: 1.7;
}

/* 合作伙伴 */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.partner-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 28px 16px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  font-size: 15px; font-weight: 600;
  color: var(--text-light);
}
.partner-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  color: var(--primary);
}

/* 城市分站 */
.city-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.city-item {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 18px 14px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  font-size: 14px; font-weight: 500;
  color: var(--text);
}
.city-item:hover {
  border-color: var(--accent);
  color: var(--primary);
  transform: translateY(-2px);
}
.city-item.current-city {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* 404页面 */
.error-page {
  text-align: center;
  padding: 100px 0;
}
.error-code {
  font-family: var(--font-en);
  font-size: 120px; font-weight: 900;
  color: var(--primary);
  line-height: 1;
  opacity: 0.15;
}
.error-page h2 {
  font-family: var(--font-cn);
  font-size: 28px; color: var(--primary);
  margin: 16px 0 12px;
}
.error-page p { color: var(--text-muted); margin-bottom: 28px; }

/* 网站地图 */
.sitemap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.sitemap-group h3 {
  font-family: var(--font-cn);
  font-size: 17px; color: var(--primary);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--accent);
}
.sitemap-group ul li { margin-bottom: 8px; }
.sitemap-group ul li a {
  font-size: 14px; color: var(--text-light);
  display: flex; align-items: center; gap: 6px;
}
.sitemap-group ul li a::before {
  content: '›';
  color: var(--accent);
  font-weight: 700;
}
.sitemap-group ul li a:hover { color: var(--primary); }

/* ---------- 滚动渐显动画 ---------- */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 回到顶部按钮 ---------- */
.back-to-top {
  position: fixed; bottom: 140px; right: 24px;
  width: 44px; height: 44px;
  background: var(--primary);
  color: #fff;
  border: none; border-radius: 50%;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  box-shadow: var(--shadow-md);
  opacity: 0; visibility: hidden;
  transition: var(--transition);
  z-index: 999;
}
.back-to-top.show {
  opacity: 1; visibility: visible;
}
.back-to-top:hover {
  background: var(--accent);
  color: var(--primary-dark);
  transform: translateY(-3px);
}

/* ---------- 悬浮客服（zfkf-前缀保留）---------- */
.zfkf-float{position:fixed !important;right:20px !important;bottom:120px !important;top:auto !important;left:auto !important;transform:none !important;z-index:99999 !important;display:flex !important;flex-direction:column !important;gap:10px !important}
.zfkf-item{position:relative;width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;text-decoration:none;box-shadow:0 4px 14px rgba(0,0,0,.18);transition:all .25s;cursor:pointer}
.zfkf-item:hover{transform:scale(1.08);color:#fff}
.zfkf-phone{background:#2563eb}.zfkf-wechat{background:#07c160}.zfkf-consult{background:var(--accent);color:var(--primary-dark)}.zfkf-top{background:var(--primary)}
.zfkf-tip{position:absolute;right:calc(100% + 12px);top:50%;transform:translateY(-50%);white-space:nowrap;background:rgba(0,0,0,.78);color:#fff;font-size:12px;padding:5px 10px;border-radius:6px;opacity:0;pointer-events:none;transition:opacity .2s}
.zfkf-item:hover .zfkf-tip{opacity:1}
.zfkf-wechat-mask{position:fixed !important;inset:0 0 0 0 !important;background:rgba(0,0,0,.5) !important;z-index:10000 !important;display:none !important;visibility:hidden !important;align-items:center;justify-content:center}
.zfkf-wechat-mask.zfkf-show{display:flex !important;visibility:visible !important}
.zfkf-wechat-box{background:#fff;border-radius:12px;padding:24px;text-align:center;position:relative}
.zfkf-wechat-box img{width:180px;height:180px;object-fit:contain;border:1px solid #eee;border-radius:8px}
.zfkf-wechat-noimg{width:180px;height:80px;display:flex;align-items:center;justify-content:center;background:#f6f7f9;border-radius:8px;font-size:16px;color:#07c160;font-weight:600}
.zfkf-wechat-box p{margin:12px 0 0;font-size:14px;color:#333}
.zfkf-wechat-close{position:absolute;top:8px;right:12px;font-size:22px;color:#666;cursor:pointer;line-height:1}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .bento-grid { grid-template-columns: 1fr; grid-template-rows: auto; }
  .hero-main-card { grid-row: auto; padding: 36px 28px; }.services-bento{ grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .content-layout { grid-template-columns: 1fr; }
  .industry-grid { grid-template-columns: 1fr; }
  .partners-grid { grid-template-columns: repeat(3, 1fr); }
  .city-grid { grid-template-columns: repeat(3, 1fr); }
  .sitemap-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .nav-menu { display: none; position: absolute; top: 72px; left: 0; right: 0; background: var(--bg-card); flex-direction: column; padding: 16px; box-shadow: var(--shadow-md); border-top: 1px solid var(--border-light); }
  .nav-menu.open { display: flex; }
  .menu-toggle { display: flex; }
  .hero-title { font-size: 28px; }
  .section-title { font-size: 26px; }
  .services-bento { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .data-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .partners-grid { grid-template-columns: repeat(2, 1fr); }
  .city-grid { grid-template-columns: repeat(2, 1fr); }
  .sitemap-grid { grid-template-columns: 1fr; }
  .zfkf-float{right:10px;bottom:100px}.zfkf-item{width:42px;height:42px}.zfkf-tip{display:none}
}

/* ===== 导航下拉菜单（v3.7 统一补全：箭头 + 白底下拉）===== */
.nav-drop-wrap{position:relative;display:inline-block}
.nav-drop-wrap>a::after{content:"";display:inline-block;margin-left:5px;width:6px;height:6px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(45deg) translateY(-2px);opacity:.65}
.nav-drop-wrap:hover>a::after{transform:rotate(225deg) translateY(-1px)}
.nav-drop{display:none;position:absolute;top:100%;left:0;min-width:180px;padding:8px 6px;background:#fff;border:1px solid #e5e7eb;border-radius:10px;box-shadow:0 12px 32px rgba(0,0,0,.12);z-index:999}
.nav-drop-wrap:hover .nav-drop,.nav-drop-wrap:focus-within .nav-drop{display:block}
.nav-drop a{display:block;padding:8px 14px;border-radius:6px;font-size:14px;color:#1f2937!important;white-space:nowrap;text-decoration:none;background:#fff!important}
.nav-drop a:hover{background:#f3f4f6!important;color:#111827!important}

/* ===== tz-rich-text typography (auto-appended) ===== */
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article)>:first-child{margin-top:0}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article)>:last-child{margin-bottom:0}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) p{margin:0 0 1.05em;line-height:1.9}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h1,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h2{margin:1.6em 0 .7em;line-height:1.4;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h1{font-size:1.6em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h2{font-size:1.4em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h3{margin:1.4em 0 .6em;font-size:1.2em;line-height:1.45;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h4{margin:1.2em 0 .5em;font-size:1.08em;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h5,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h6{margin:1.1em 0 .5em;font-size:1em;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) ul,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) ol{margin:0 0 1.05em;padding-left:1.7em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) li{margin:.35em 0;line-height:1.8}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) img{max-width:100%;height:auto;border-radius:8px}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) figure{margin:1.2em 0}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) figcaption{margin-top:.5em;font-size:.85em;opacity:.7;text-align:center}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) blockquote{margin:1.2em 0;padding:.2em 0 .2em 1em;border-left:3px solid currentColor;opacity:.85}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:.96em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) th,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) td{border:1px solid rgba(127,127,127,.3);padding:.5em .75em;text-align:left}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) th{font-weight:700;background:rgba(127,127,127,.06)}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) hr{margin:1.6em 0;border:0;border-top:1px solid rgba(127,127,127,.28)}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) pre{overflow:auto;padding:.8em 1em;border-radius:8px;background:rgba(127,127,127,.1);font-size:.92em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) code{font-size:.94em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) strong,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) b{font-weight:700}
:where(.rich-text) ul{list-style:disc}
:where(.rich-text) ol{list-style:decimal}
:where(.rich-text) a{text-decoration:underline;text-underline-offset:3px}

/* ===== tz-footer-legal (auto-appended) ===== */
.zf-legal-line a{color:inherit;text-decoration:none;opacity:.92}
.zf-legal-line a:hover{opacity:1;text-decoration:underline;text-underline-offset:3px}
.zf-legal-line .zf-legal-all{font-weight:600}
.zf-legal-line .zf-legal-copy{opacity:.95}
.zf-legal-line .zf-legal-addr{opacity:.82}
.zf-legal-line .zf-legal-police{text-decoration:none}
@media (max-width:640px){.zf-legal-line{column-gap:.55em;line-height:1.7}}