/* ============================================
   天津城市分站模板 - 工业几何风格
   风格：粗边框、网格纹理、工程感、品牌色块
   配色：藏青 #1e3a5f / 琥珀 #d4a853 / 文字 #333 / 背景 #fafbfd
   字体：站酷高端黑 + 苹方
   ============================================ */

/* CSS 变量 */
:root {
  --primary: #1e3a5f;
  --primary-light: #2d4f7a;
  --primary-dark: #152945;
  --accent: #d4a853;
  --accent-light: #e0bc78;
  --accent-dark: #b8912e;
  --text: #333333;
  --text-light: #555555;
  --text-muted: #777777;
  --bg-white: #fafbfd;
  --bg-warm: #f5f2ed;
  --bg-card: #ffffff;
  --border-light: #e8e4df;
  --border-strong: #c5bdb0;
  --grid-color: rgba(30,58,95,0.06);
  --shadow-sm: 0 2px 8px rgba(30,58,95,0.08);
  --shadow-md: 0 6px 24px rgba(30,58,95,0.12);
  --shadow-hover: 0 10px 36px rgba(30,58,95,0.18);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --font-cn: 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-en: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
  --transition: 0.28s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* 基础重置 */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-cn);
  color: var(--text);
  background-color: var(--bg-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent); }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-en); font-weight: 700; line-height: 1.35; color: var(--primary-dark); }

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

/* ============================================
   导航栏（工业几何：深色实心 + 粗底边框）
   ============================================ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: var(--primary); border-bottom: 3px solid var(--accent);
  padding: 0;
  transition: all var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow-md); }
.nav-inner { max-width: 1200px; margin: 0 auto; padding: 0 20px; display: flex; align-items: center; justify-content: space-between; height: 64px; }
.nav-logo {
  font-family: var(--font-en); font-size: 22px; font-weight: 800; color: #fff;
  letter-spacing: -0.5px; display: flex; align-items: center; gap: 8px;
}
.nav-logo .logo-icon {
  width: 32px; height: 32px; background: var(--accent);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; color: var(--primary-dark);
}
.nav-menu { display: flex; align-items: center; gap: 4px; list-style: none; }
.nav-menu li a {
  color: rgba(255,255,255,0.85); padding: 8px 16px; font-size: 14px; font-weight: 500;
  border-radius: var(--radius-sm); transition: all var(--transition);
  position: relative;
}
.nav-menu li a:hover,
.nav-menu li a.active { color: #fff; background: rgba(212,168,83,0.15); }
.nav-menu li a.active::after {
  content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 20px; height: 2px; background: var(--accent);
}
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: #fff; margin: 4px 0; transition: all 0.3s; }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav-menu {
    position: absolute; top: 64px; left: 0; right: 0;
    background: var(--primary-dark); flex-direction: column; padding: 16px;
    gap: 4px; display: none; border-bottom: 3px solid var(--accent);
  }
  .nav-menu.show { display: flex; }
  .nav-menu li a { padding: 12px 16px; width: 100%; text-align: left; }
}

/* 顶部进度条 */
.progress-bar {
  position: fixed; top: 64px; left: 0; z-index: 999;
  height: 3px; background: linear-gradient(90deg, var(--accent), var(--primary));
  width: 0%; transition: width 0.05s linear;
}

/* ============================================
   Hero 全屏大图区（D布局）
   ============================================ */
.hero-full {
  min-height: 100vh; display: flex; align-items: center; position: relative;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 50%, #0f1f33 100%);
  overflow: hidden; margin-top: 64px;
}
.hero-full::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(212,168,83,0.12) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(30,58,95,0.3) 0%, transparent 40%);
}
/* 网格纹理背景 */
.hero-full::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.5;
}
.hero-grid-d { position: relative; z-index: 2; width: 100%; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-text-d { color: #fff; }
.hero-badge-d {
  display: inline-block; padding: 6px 18px; background: rgba(212,168,83,0.18);
  border: 1px solid rgba(212,168,83,0.4); border-radius: 20px;
  font-size: 13px; color: var(--accent-light); font-weight: 600; margin-bottom: 20px;
  letter-spacing: 1px; text-transform: uppercase;
}
.hero-title-d {
  font-size: clamp(32px, 4.5vw, 56px); font-weight: 800; line-height: 1.15;
  margin-bottom: 20px; font-family: var(--font-en);
}
.hero-title-accent { color: var(--accent); }
.hero-desc-d {
  font-size: 17px; line-height: 1.8; color: rgba(255,255,255,0.75);
  margin-bottom: 32px; max-width: 520px;
}
.hero-actions-d { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-visual-d {
  display: flex; align-items: center; justify-content: center;
}
.hero-visual-inner-d {
  width: 340px; height: 340px; position: relative;
  display: flex; align-items: center; justify-content: center;
}
.hero-visual-inner-d::before {
  content: ''; position: absolute; inset: 0;
  border: 3px solid rgba(212,168,83,0.3);
  clip-path: polygon(50% 0%, 100% 38%, 82% 100%, 18% 100%, 0% 38%);
  animation: geoRotate 20s linear infinite;
}
.hero-visual-inner-d::after {
  content: ''; position: absolute; inset: 20px;
  border: 2px solid rgba(255,255,255,0.1);
  clip-path: polygon(50% 0%, 100% 38%, 82% 100%, 18% 100%, 0% 38%);
}
@keyframes geoRotate { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.big-icon-d { font-size: 72px; position: relative; z-index: 2; }
.hero-visual-inner-d p { position: absolute; bottom: -30px; color: rgba(255,255,255,0.5); font-size: 13px; letter-spacing: 3px; }

@media (max-width: 768px) {
  .hero-full { min-height: 90vh; }
  .hero-grid-d { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero-desc-d { max-width: 100%; margin-left: auto; margin-right: auto; }
  .hero-actions-d { justify-content: center; }
  .hero-visual-d { order: -1; }
  .hero-visual-inner-d { width: 240px; height: 240px; }
  .big-icon-d { font-size: 52px; }
}

/* ============================================
   按钮（工业几何：直角/粗边框）
   ============================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 28px; font-size: 15px; font-weight: 600;
  border-radius: var(--radius-sm); border: 2px solid transparent;
  cursor: pointer; transition: all var(--transition);
  font-family: var(--font-cn); text-decoration: none;
  position: relative; overflow: hidden;
}
.btn-primary {
  background: var(--accent); color: var(--primary-dark); border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-light); color: var(--primary-dark);
  border-color: var(--accent-light); transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(212,168,83,0.35);
}
.btn-outline {
  background: transparent; color: #fff; border-color: rgba(255,255,255,0.4);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1); border-color: #fff;
  transform: translateY(-2px);
}
.btn-glass {
  background: rgba(255,255,255,0.08); color: #fff;
  border-color: rgba(255,255,255,0.2);
  backdrop-filter: blur(8px);
}
.btn-glass:hover {
  background: rgba(255,255,255,0.15); border-color: rgba(255,255,255,0.35);
  transform: translateY(-2px);
}

/* ============================================
   Section 通用
   ============================================ */
.section { padding: 80px 0; position: relative; }
.section:nth-child(even) { background: var(--bg-warm); }
.section-header { text-align: center; margin-bottom: 52px; }
.section-tag {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 3px;
  text-transform: uppercase; color: var(--accent); margin-bottom: 10px;
  font-family: var(--font-en);
}
.section-tag::before,
.section-tag::after {
  content: '—'; margin: 0 10px; color: var(--border-strong);
}
.section-title {
  font-size: clamp(26px, 3vw, 38px); margin-bottom: 14px;
  position: relative; display: inline-block;
}
.section-title::after {
  content: ''; display: block; width: 48px; height: 3px;
  background: var(--accent); margin: 12px auto 0;
}
.section-subtitle { font-size: 16px; color: var(--text-muted); max-width: 600px; margin: 0 auto; line-height: 1.7; }

/* ============================================
   流程步骤（D布局核心区块）
   ============================================ */
.section.process-section { background: var(--primary-dark); }
.process-section .section-tag { color: var(--accent-light); }
.process-section .section-title { color: #fff; }
.process-section .section-subtitle { color: rgba(255,255,255,0.82); }
.process-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px;
  counter-reset: process;
}
.process-card {
  background: rgba(255,255,255,0.09); border: 1px solid rgba(255,255,255,0.18);
  border-top: 3px solid var(--accent); padding: 28px 20px; text-align: center;
  position: relative; transition: all var(--transition);
}
.process-card:hover {
  background: rgba(255,255,255,0.14); border-color: rgba(212,168,83,0.5);
  transform: translateY(-4px);
}
.process-num {
  font-family: var(--font-en); font-size: 42px; font-weight: 800;
  color: var(--accent); line-height: 1; margin-bottom: 14px;
  opacity: 1;
}
.process-card h3 { color: #fff; font-size: 16px; margin-bottom: 8px; }
.process-card p { font-size: 13px; color: rgba(255,255,255,0.8); line-height: 1.6; }
/* 步骤间连接线 */
.process-card:not(:last-child)::after {
  content: '';
  position: absolute; right: -14px; top: 44px;
  width: 8px; height: 2px; background: rgba(212,168,83,0.4);
}

@media (max-width: 900px) {
  .process-grid { grid-template-columns: repeat(3, 1fr); }
  .process-card:nth-child(3n)::after { display: none; }
}
@media (max-width: 560px) {
  .process-grid { grid-template-columns: 1fr; max-width: 320px; margin: 0 auto; }
  .process-card::after { display: none !important; }
}/* ============================================
   服务卡片（工业几何：粗边框 + 色块装饰）
   ============================================ */
.services-grid{
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px;
}
.service-card {
  background: var(--bg-card); border: 2px solid var(--border-light);
  border-left: 4px solid var(--accent); padding: 32px 26px;
  position: relative; transition: all var(--transition);
  overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; top: 0; right: 0;
  width: 60px; height: 60px;
  background: linear-gradient(135deg, rgba(30,58,95,0.06), transparent);
  clip-path: polygon(100% 0, 0 0, 100% 100%);
}
.service-card:hover {
  border-color: var(--accent); transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.service-card:hover::before { background: linear-gradient(135deg, rgba(212,168,83,0.12), transparent); }
.service-icon { font-size: 40px; margin-bottom: 16px; }
.service-card h3 { font-size: 19px; margin-bottom: 10px; color: var(--primary); }
.service-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 14px; }
.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); }

@media (max-width: 768px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .services-grid { grid-template-columns: 1fr; }
}

/* ============================================
   数据背书
   ============================================ */
.section.stats-section { background: var(--primary); }
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.stat-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 28px rgba(0,0,0,0.22);
  padding: 34px 16px; text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.stat-item:hover { transform: translateY(-4px); box-shadow: 0 16px 36px rgba(0,0,0,0.3); }
.stat-icon {
  width: 60px; height: 60px; border-radius: 50%;
  background: rgba(212,168,83,0.16);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent-dark);
}
.stat-icon svg { width: 30px; height: 30px; }
.stat-num {
  font-family: var(--font-en); font-size: 42px; font-weight: 800;
  color: var(--primary-dark); line-height: 1;
}
.stat-label { font-size: 14px; color: var(--text-light); font-weight: 500; }

@media (max-width: 768px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 400px) {
  .stats-grid { grid-template-columns: 1fr; }
}

/* ============================================
   案例卡片
   ============================================ */
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.case-card {
  background: var(--bg-card); border: 2px solid var(--border-light);
  overflow: hidden; transition: all var(--transition);
}
.case-card:hover {
  border-color: var(--accent); transform: translateY(-4px); box-shadow: var(--shadow-md);
}
.case-img-placeholder {
  height: 180px; background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex; align-items: center; justify-content: center;
  font-size: 56px; position: relative;
}
.case-img-placeholder::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 20px 20px;
}
.case-info { padding: 22px; }
.case-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }
.case-tag {
  padding: 3px 10px; background: rgba(30,58,95,0.07); border: 1px solid var(--border-light);
  border-radius: 2px; font-size: 11px; font-weight: 600; color: var(--primary);
}
.case-info h3 { font-size: 17px; margin-bottom: 8px; }
.case-info h3 a { color: var(--primary); }
.case-info p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

@media (max-width: 768px) {
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .cases-grid { grid-template-columns: 1fr; }
}

/* ============================================
   行业方案 / 解决方案
   ============================================ */
.solution-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.solution-card {
  display: flex; gap: 20px; padding: 28px;
  background: var(--bg-card); border: 2px solid var(--border-light);
  border-left: 4px solid var(--accent); transition: all var(--transition);
}
.solution-card:hover {
  border-color: var(--accent); transform: translateX(4px); box-shadow: var(--shadow-sm);
}
.solution-icon { font-size: 36px; flex-shrink: 0; width: 52px; text-align: center; }
.solution-card h3 { font-size: 17px; margin-bottom: 8px; }
.solution-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

@media (max-width: 640px) {
  .solution-grid { grid-template-columns: 1fr; }
  .solution-card { flex-direction: column; align-items: flex-start; }
}

/* ============================================
   为什么选择我们
   ============================================ */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.why-item {
  text-align: center; padding: 32px 20px;
  background: var(--bg-card); border: 2px solid var(--border-light);
  transition: all var(--transition); position: relative;
}
.why-item::before {
  content: ''; position: absolute; top: -2px; left: 50%; transform: translateX(-50%);
  width: 32px; height: 3px; background: var(--accent);
}
.why-item:hover { border-color: var(--accent); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.why-icon { font-size: 40px; margin-bottom: 14px; }
.why-item h4 { font-size: 16px; margin-bottom: 8px; color: var(--primary); }
.why-item p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

@media (max-width: 768px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .why-grid { grid-template-columns: 1fr; }
}

/* ============================================
   客户评价
   ============================================ */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial-card {
  background: var(--bg-card); border: 2px solid var(--border-light);
  padding: 28px; position: relative; transition: all var(--transition);
}
.testimonial-card::before {
  content: '"'; position: absolute; top: 12px; right: 20px;
  font-family: Georgia, serif; font-size: 64px; color: var(--accent);
  opacity: 0.15; line-height: 1;
}
.testimonial-card:hover { border-color: var(--accent); transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.testimonial-text { font-size: 14px; line-height: 1.8; color: var(--text-light); margin-bottom: 18px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: 16px;
}
.testimonial-name { font-weight: 700; font-size: 14px; color: var(--primary); }
.testimonial-role { font-size: 12px; color: var(--text-muted); }

@media (max-width: 768px) {
  .testimonials-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
}

/* ============================================
   CTA 区
   ============================================ */
.cta-section {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  text-align: center; padding: 80px 0; position: relative; overflow: hidden;
}
.cta-section::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 40px 40px; opacity: 0.3;
}
.cta-section .section-tag { color: var(--accent-light); }
.cta-section .section-title { color: #fff; }
.cta-section .section-subtitle { color: rgba(255,255,255,0.6); }
.cta-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 28px; }

/* ============================================
   页面 Hero（内页通用）
   ============================================ */
.page-hero {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  padding: 80px 0 60px; margin-top: 64px; position: relative; overflow: hidden;
}
.page-hero::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 32px 32px;
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { color: #fff; font-size: clamp(28px, 3.5vw, 42px); margin-bottom: 12px; }
.page-hero p { color: rgba(255,255,255,0.7); font-size: 16px; }

/* 面包屑 */
.breadcrumb { font-size: 14px; margin-bottom: 18px; }
.breadcrumb a { color: rgba(255,255,255,0.6); }
.breadcrumb a:hover { color: var(--accent-light); }
.breadcrumb span { color: rgba(255,255,255,0.4); }
.breadcrumb span::before { content: ' / '; margin: 0 6px; }
.breadcrumb span:first-child::before { content: ''; }

/* ============================================
   内容布局（主内容 + 侧栏）
   ============================================ */
.content-layout { display: grid; grid-template-columns: 1fr 300px; gap: 36px; align-items: start; }
.main-content { min-width: 0; }
.sidebar { position: sticky; top: 84px; }

@media (max-width: 900px) {
  .content-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
}

/* 文章正文 */
.article-body { font-size: 15px; line-height: 1.85; color: var(--text-light); }
.article-body h2 { font-size: 24px; margin: 32px 0 14px; padding-bottom: 8px; border-bottom: 2px solid var(--border-light); }
.article-body h3 { font-size: 19px; margin: 24px 0 10px; color: var(--primary); }
.article-body p { margin-bottom: 14px; }
.article-body ul, .article-body ol { padding-left: 22px; margin-bottom: 14px; }
.article-body li { margin-bottom: 6px; }
.article-body blockquote {
  border-left: 4px solid var(--accent); padding: 14px 20px;
  margin: 20px 0; background: var(--bg-warm);
  font-style: italic; color: var(--text-muted);
}
.article-body table { margin: 16px 0; }
.article-nav {
  display: flex; justify-content: space-between; margin-top: 36px;
  padding-top: 20px; border-top: 2px solid var(--border-light);
}
.article-nav a { font-weight: 600; font-size: 14px; }

/* 新闻列表项 */
.news-list-item {
  padding: 24px 0; border-bottom: 1px solid var(--border-light);
}
.news-list-item h2 { font-size: 19px; margin-bottom: 8px; }
.news-list-item h2 a { color: var(--primary); }
.news-list-meta { font-size: 13px; color: var(--text-muted); display: flex; gap: 16px; margin-bottom: 8px; }
.news-list-excerpt { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

/* 分页 */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 36px; flex-wrap: wrap; }
.pagination a,
.pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 38px; height: 38px; padding: 0 12px;
  border: 2px solid var(--border-light); border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 600; color: var(--text);
  transition: all var(--transition);
}
.pagination a:hover { border-color: var(--accent); color: var(--accent); }
.pagination .active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ============================================
   侧栏组件
   ============================================ */
.sidebar-widget {
  background: var(--bg-card); border: 2px solid var(--border-light);
  padding: 24px; margin-bottom: 20px; position: relative;
}
.sidebar-widget::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 4px; height: 100%; background: var(--accent);
}
.sidebar-widget h3 {
  font-size: 16px; margin-bottom: 14px; color: var(--primary);
  padding-bottom: 8px; border-bottom: 1px solid var(--border-light);
}
.sidebar-widget ul { list-style: none; padding: 0; }
.hot-list-item { padding: 8px 0; border-bottom: 1px dashed var(--border-light); }
.hot-list-item:last-child { border-bottom: none; }
.hot-list-item a { font-size: 14px; color: var(--text-light); display: flex; align-items: center; }
.hot-list-item a::before { content: '▸'; color: var(--accent); margin-right: 8px; font-size: 12px; }
.hot-list-item a:hover { color: var(--accent); padding-left: 4px; }

/* 标签云 */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-item {
  padding: 5px 14px; background: var(--bg-warm); border: 1px solid var(--border-light);
  border-radius: 2px; font-size: 13px; color: var(--text-muted);
  transition: all var(--transition);
}
.tag-item:hover,
.tag-item.active {
  background: var(--primary); color: #fff; border-color: var(--primary);
}

/* 表单控件 */
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; color: var(--text);
}
.form-control {
  width: 100%; padding: 11px 14px; border: 2px solid var(--border-light);
  border-radius: var(--radius-sm); font-size: 14px; font-family: var(--font-cn);
  background: var(--bg-white); color: var(--text);
  transition: border-color var(--transition);
}
.form-control:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(212,168,83,0.15); }
select.form-control { appearance: auto; }
textarea.form-control { resize: vertical; min-height: 100px; }

/* ============================================
   流程时间线（process.html专用）
   ============================================ */
.process-timeline { max-width: 720px; margin: 0 auto; }
.process-step {
  display: flex; gap: 20px; margin-bottom: 8px; position: relative;
}
.process-number {
  width: 56px; height: 56px; flex-shrink: 0;
  background: var(--primary); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-en); font-size: 20px; font-weight: 800;
  border: 2px solid var(--accent); clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}
.process-content { flex: 1; padding: 8px 0; }
.process-content h3 { font-size: 18px; margin-bottom: 6px; }
.process-content p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }
.process-line {
  width: 2px; height: 24px; background: var(--border-strong);
  margin-left: 27px; margin-bottom: 8px;
}

/* ============================================
   合作伙伴网格
   ============================================ */
.partners-grid {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px;
}
.partner-item {
  background: var(--bg-card); border: 2px solid var(--border-light);
  padding: 20px 12px; text-align: center; font-size: 13px; font-weight: 600;
  color: var(--text-light); transition: all var(--transition);
}
.partner-item:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

@media (max-width: 768px) {
  .partners-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 420px) {
  .partners-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================
   城市分站
   ============================================ */
.city-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.city-item {
  background: var(--bg-card); border: 2px solid var(--border-light);
  padding: 14px 10px; text-align: center; font-size: 14px; font-weight: 600;
  color: var(--primary); transition: all var(--transition);
}
.city-item:hover { border-color: var(--accent); background: var(--primary); color: #fff; }
.current-city {
  background: var(--accent); color: var(--primary-dark); border-color: var(--accent);
  font-size: 16px; padding: 16px 24px;
}

@media (max-width: 768px) {
  .city-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 480px) {
  .city-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ============================================
   网站地图
   ============================================ */
.sitemap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.sitemap-group { background: var(--bg-card); border: 2px solid var(--border-light); padding: 24px; }
.sitemap-group h3 {
  font-size: 16px; margin-bottom: 14px; padding-bottom: 8px;
  border-bottom: 2px solid var(--accent); color: var(--primary);
}
.sitemap-group ul { list-style: none; padding: 0; }
.sitemap-group li { padding: 6px 0; border-bottom: 1px dashed var(--border-light); }
.sitemap-group li:last-child { border-bottom: none; }
.sitemap-group a { font-size: 14px; color: var(--text-light); }
.sitemap-group a:hover { color: var(--accent); }

@media (max-width: 768px) {
  .sitemap-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .sitemap-grid { grid-template-columns: 1fr; }
}

/* ============================================
   404 错误页
   ============================================ */
.error-page {
  min-height: 70vh; display: flex; flex-direction: column;
  align-items: center; justify-content: center; text-align: center;
  padding: 60px 20px; margin-top: 64px;
}
.error-code {
  font-family: var(--font-en); font-size: 120px; font-weight: 800;
  color: var(--primary); line-height: 1; margin-bottom: 16px;
  position: relative;
}
.error-code::after {
  content: attr(data-text); position: absolute; left: 4px; top: 4px;
  color: var(--accent); opacity: 0.3; z-index: -1;
}
.error-page h2 { font-size: 28px; margin-bottom: 12px; }
.error-page p { color: var(--text-muted); font-size: 16px; max-width: 480px; margin-bottom: 28px; line-height: 1.7; }

/* ============================================
   页脚
   ============================================ */
.footer {
  background: var(--primary-dark); color: rgba(255,255,255,0.7);
  padding: 52px 0 0; border-top: 3px solid var(--accent);
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 36px;
  padding-bottom: 36px;
}
.footer-brand p { font-size: 14px; line-height: 1.7; margin-top: 12px; }
.footer-col h4 {
  color: #fff; font-size: 15px; margin-bottom: 14px;
  position: relative; padding-bottom: 8px;
}
.footer-col h4::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 24px; height: 2px; background: var(--accent);
}
.footer-col ul { list-style: none; padding: 0; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { color: rgba(255,255,255,0.6); font-size: 14px; }
.footer-col a:hover { color: var(--accent-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 18px 0; text-align: center; font-size: 13px;
  color: rgba(255,255,255,0.4);
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ============================================
   悬浮客服（zfkf- 前缀保留）
   ============================================ */
.zfkf-float{position:fixed;right:20px;bottom:120px;z-index:9999;display:flex;flex-direction:column;gap:10px}
.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;border:none}
.zfkf-item:hover{transform:scale(1.08);color:#fff}
.zfkf-phone{background:#1e3a5f}.zfkf-wechat{background:#07c160}.zfkf-consult{background:#d4a853}.zfkf-top{background:#64748b}
.zfkf-tip{position:absolute;right:calc(100% + 12px);top:50%;transform:translateY(-50%);white-space:nowrap;background:rgba(30,58,95,.92);color:#fff;font-size:12px;padding:5px 10px;border-radius:4px;opacity:0;pointer-events:none;transition:opacity .2s}
.zfkf-item:hover .zfkf-tip{opacity:1}
.zfkf-wechat-mask{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:10000;display:none;align-items:center;justify-content:center}
.zfkf-wechat-mask.zfkf-show{display:flex}
.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:#fafbfd;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}
@media (max-width:768px){.zfkf-float{right:10px;bottom:100px}.zfkf-item{width:42px;height:42px}.zfkf-tip{display:none}}

/* ============================================
   动画：滚动渐显
   ============================================ */
.fade-up {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-up.visible {
  opacity: 1; transform: translateY(0);
}

/* ============================================
   响应式补充
   ============================================ */
@media (max-width: 768px) {
  .section { padding: 52px 0; }
  .page-hero { padding: 52px 0 40px; }
  .cta-section { padding: 52px 0; }
}

/* ===== 服务卡片动态列数 ===== */
.services-grid.svc-cols-2 { grid-template-columns: repeat(2, 1fr); }.services-grid.svc-cols-3{ grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.services-grid.svc-cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 992px) {
  .services-grid.svc-cols-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .services-grid.svc-cols-2,
  .services-grid.svc-cols-3,
  .services-grid.svc-cols-4 { grid-template-columns: 1fr; }
}

/* ===== 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}}