/* ============================================
   哈尔滨模板 - 单色印刷风格 (Monochrome Print)
   主色：朱红 #c0392b
   辅色：米白 #f7f3ec
   文字：#3a3a3a / 深灰
   背景：#fefefe 纯白
   特征：单一主色、点线装饰、纸张质感、网格纹理
   ============================================ */

/* === CSS变量 === */
:root {
  --primary: #c0392b;
  --primary-dark: #962d22;
  --primary-light: #e74c3c;
  --primary-bg: rgba(192,57,43,0.06);
  --secondary: #f7f3ec;
  --text: #3a3a3a;
  --text-light: #666;
  --text-muted: #999;
  --bg: #fefefe;
  --bg-warm: #f7f3ec;
  --border: #ddd5cc;
  --border-light: #eee9e1;
  --shadow: rgba(58,58,58,0.08);
  --radius-sm: 4px;
  --radius-md: 6px;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "STSong", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", sans-serif;
}

/* === 基础重置 === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--bg);
  /* 纸张质感背景 */
  background-image:
    radial-gradient(circle at 20% 50%, rgba(192,57,43,0.02) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(192,57,43,0.015) 0%, transparent 40%);
}
a { color: var(--primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; }
ul, ol { padding-left: 1.5em; }

/* === 容器 === */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* === 排版（印刷感）=== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.35;
  color: var(--text);
}
h1 { font-size: clamp(28px, 4vw, 48px); letter-spacing: -0.02em; }
h2 { font-size: clamp(22px, 3vw, 32px); margin-top: 36px; margin-bottom: 16px; position: relative; padding-left: 18px; }
h2::before { content: ""; position: absolute; left: 0; top: 6px; bottom: 6px; width: 4px; background: var(--primary); }
h3 { font-size: 20px; margin-top: 28px; margin-bottom: 12px; }
h4 { font-size: 17px; }

p { margin-bottom: 14px; color: var(--text-light); }
blockquote {
  border-left: 3px solid var(--primary);
  padding: 12px 20px;
  margin: 20px 0;
  background: var(--secondary);
  font-style: italic;
  color: var(--text);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* === 点线装饰分隔线 === */
hr, .print-divider {
  border: none;
  height: 1px;
  background-image:
    linear-gradient(to right, transparent, var(--border) 20%, var(--border) 80%, transparent);
  margin: 40px auto;
  max-width: 200px;
}
.print-divider-thick {
  border: none;
  height: 2px;
  background: var(--primary);
  width: 60px;
  margin: 30px 0;
}

/* === 细网点/网格纹理背景 === */
.dot-pattern {
  background-image: radial-gradient(circle, var(--border) 1px, transparent 1px);
  background-size: 20px 20px;
}
.grid-pattern {
  background-image:
    linear-gradient(var(--border-light) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-light) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* === 导航栏 === */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 1px 8px var(--shadow);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.nav-logo {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-logo span { color: var(--primary); }
.nav-menu { display: flex; gap: 32px; list-style: none; }
.nav-menu a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-light);
  position: relative;
  padding: 4px 0;
}
.nav-menu a::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width .25s;
}
.nav-menu a:hover,
.nav-menu a.active { color: var(--primary); }
.nav-menu a:hover::after,
.nav-menu a.active::after { width: 100%; }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; font-size: 24px; color: var(--text); }

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-menu {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--bg);
    flex-direction: column;
    padding: 16px 24px;
    gap: 12px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 4px 12px var(--shadow);
  }
  .nav-menu.show { display: flex; }
}

/* === 顶部进度条 === */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--primary);
  z-index: 10001;
  width: 0%;
  transition: width .05s linear;
}

/* === 按钮 === */
.btn {
  display: inline-block;
  padding: 13px 30px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all .25s;
  text-align: center;
  line-height: 1.3;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(192,57,43,0.3);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
}
.btn-glass {
  background: var(--secondary);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-glass:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* === 全屏 Hero（D布局）=== */
.hero-fullscreen {
  min-height: 85vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--text);
  color: #fff;
  /* 几何色块错位排版 */
}
.hero-fullscreen::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 40%, #2c1810 100%);
  opacity: 0.95;
}
.hero-fullscreen::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 10% 90%, rgba(255,255,255,0.06) 0%, transparent 40%),
    radial-gradient(circle at 90% 10%, rgba(255,255,255,0.04) 0%, transparent 30%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  padding: 60px 0;
}
.hero-badge {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  border: 1px solid rgba(255,255,255,0.25);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.hero-title em {
  font-style: normal;
  color: #ffd700;
  position: relative;
}
.hero-desc {
  font-size: 17px;
  line-height: 1.75;
  opacity: 0.88;
  margin-bottom: 32px;
  max-width: 560px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-actions .btn-white {
  background: #fff;
  color: var(--primary);
  font-weight: 700;
  border: none;
}
.hero-actions .btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.2);
}
.hero-actions .btn-ghost {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.4);
}
.hero-actions .btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  border-color: #fff;
}

/* Hero 装饰几何块 */
.hero-deco {
  position: absolute;
  z-index: 1;
}
.hero-deco-1 {
  top: 15%;
  right: 8%;
  width: 120px;
  height: 120px;
  border: 2px solid rgba(255,255,255,0.1);
  transform: rotate(45deg);
}
.hero-deco-2 {
  bottom: 20%;
  right: 20%;
  width: 80px;
  height: 80px;
  background: rgba(255,215,0,0.08);
  border-radius: 50%;
}
.hero-deco-3 {
  top: 40%;
  right: 35%;
  width: 40px;
  height: 40px;
  border-left: 3px solid rgba(255,255,255,0.15);
  border-bottom: 3px solid rgba(255,255,255,0.15);
}

/* === 页面 Hero（子页面）=== */
.page-hero {
  background: var(--text);
  color: #fff;
  padding: 70px 0 50px;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 60%, #2c1810 100%);
  opacity: 0.95;
}
.page-hero > .container { position: relative; z-index: 2; }
.page-hero h1 {
  font-size: clamp(26px, 3.5vw, 38px);
  color: #fff;
  margin-top: 12px;
  margin-bottom: 10px;
}
.page-hero p { color: rgba(255,255,255,0.78); font-size: 16px; }

/* 面包屑 */
.breadcrumb { font-size: 14px; color: rgba(255,255,255,0.55); margin-bottom: 8px; }
.breadcrumb a { color: rgba(255,255,255,0.75); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { margin: 0 8px; color: rgba(255,255,255,0.4); }
.breadcrumb span:last-child { color: rgba(255,255,255,0.85); margin: 0; }

/* === Section === */
.section { padding: 70px 0; }
.section:nth-child(even) { background: var(--bg-warm); }

/* === Section Header（印刷风）=== */
.section-header { text-align: center; margin-bottom: 48px; }
.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--primary);
  border: 1.5px solid var(--primary);
  padding: 5px 16px;
  border-radius: 100px;
  margin-bottom: 14px;
}
.section-title {
  font-size: clamp(24px, 3vw, 36px);
  margin: 0;
  padding-left: 0;
}
.section-title::before { display: none; }
.section-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 560px;
  margin: 10px auto 0;
}

/* === 流程步骤（D布局特色：流程步骤紧跟Hero）=== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  counter-reset: step;
}
.process-card {
  text-align: center;
  padding: 28px 16px;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  position: relative;
  transition: all .3s;
}
.process-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px var(--shadow);
  border-color: var(--primary);
}
.process-num {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 900;
  color: var(--primary);
  opacity: 0.2;
  margin-bottom: 8px;
}
.process-card h3 {
  font-size: 16px;
  margin: 0 0 8px;
  color: var(--text);
}
.process-card p {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.6;
}

@media (max-width: 992px) {
  .process-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 576px) {
  .process-grid { grid-template-columns: 1fr 1fr; }
}

/* === 服务卡片 === */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.service-card {
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  transition: all .3s;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: var(--primary);
  transition: height .3s;
}
.service-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px var(--shadow);
  border-color: var(--primary);
}
.service-card:hover::before { height: 100%; }
.service-icon { font-size: 36px; margin-bottom: 14px; display: block; }
.service-card h3 {
  font-size: 18px;
  margin: 0 0 10px;
  color: var(--text);
}
.service-card p {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 14px;
  line-height: 1.65;
}
.service-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.service-link:hover { color: var(--primary-dark); }

/* === 为什么选择我们 === */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.why-item {
  padding: 28px;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: all .3s;
}
.why-item:hover {
  border-color: var(--primary);
  box-shadow: 0 6px 20px var(--shadow);
}
.why-icon { font-size: 32px; margin-bottom: 12px; display: block; }
.why-item h4 { font-size: 17px; margin: 0 0 8px; }
.why-item p { font-size: 14px; color: var(--text-muted); margin: 0; }

/* === 数据背书 === */
.stats-section { background: var(--text); color: #fff; padding: 60px 0; }
.stats-section .section-tag { border-color: rgba(255,255,255,0.3); color: rgba(255,255,255,0.8); }
.stats-section .section-title { color: #fff; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-item { padding: 20px; }
.stat-icon {
  width: 60px; height: 60px; margin: 0 auto 16px; display: flex; align-items: center;
  justify-content: center; border-radius: 50%; background: rgba(255,255,255,0.10); color: #fff;
}
.stat-icon svg { width: 28px; height: 28px; }
.stat-num {
  font-family: var(--font-serif);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 900;
  color: #fff !important;
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label { font-size: 14px; opacity: 0.7; letter-spacing: 1px; }

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

/* === 客户评价（D布局特色）=== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}
.testimonial-card {
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 28px;
  position: relative;
}
.testimonial-card::before {
  content: """;
  font-family: var(--font-serif);
  font-size: 64px;
  color: var(--primary);
  opacity: 0.12;
  position: absolute;
  top: 10px;
  left: 18px;
  line-height: 1;
}
.testimonial-text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-light);
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--primary);
  font-size: 16px;
  flex-shrink: 0;
}
.testimonial-name { font-weight: 600; font-size: 15px; color: var(--text); }
.testimonial-role { font-size: 13px; color: var(--text-muted); }

/* === 案例/资讯卡片 === */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.case-card {
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all .3s;
}
.case-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px var(--shadow);
}
.case-img-placeholder {
  height: 170px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  color: rgba(255,255,255,0.3);
}
.case-info { padding: 20px; }
.case-tags { display: flex; gap: 6px; margin-bottom: 10px; flex-wrap: wrap; }
.case-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-bg);
  padding: 3px 10px;
  border-radius: 100px;
  letter-spacing: 0.5px;
}
.case-info h3 {
  font-size: 17px;
  margin: 0 0 8px;
  line-height: 1.4;
}
.case-info h3 a { color: var(--text); }
.case-info h3 a:hover { color: var(--primary); }
.case-info p { font-size: 14px; color: var(--text-muted); margin: 0; }

/* === 行业方案 === */
.solution-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; }
.solution-card {
  display: flex;
  gap: 16px;
  padding: 24px;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: all .3s;
}
.solution-card:hover { border-color: var(--primary); box-shadow: 0 4px 16px var(--shadow); }
.solution-icon { font-size: 28px; flex-shrink: 0; margin-top: 2px; }
.solution-card h3 { font-size: 16px; margin: 0 0 6px; }
.solution-card p { font-size: 14px; color: var(--text-muted); margin: 0; }

/* === CTA 区域 === */
.cta-section {
  background: var(--text);
  color: #fff;
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark), #2c1810);
  opacity: 0.95;
}
.cta-section > .container { position: relative; z-index: 2; }
.cta-section .section-title { color: #fff; }
.cta-section .section-subtitle { color: rgba(255,255,255,0.7); }
.cta-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 28px; }

/* === 页脚 === */
.footer {
  background: var(--text);
  color: rgba(255,255,255,0.65);
  padding: 50px 0 0;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 36px;
}
.footer-brand p { color: rgba(255,255,255,0.5); font-size: 14px; line-height: 1.7; margin-top: 10px; }
.footer-col h4 {
  color: #fff;
  font-size: 15px;
  margin-bottom: 16px;
  font-family: var(--font-sans);
  font-weight: 600;
}
.footer-col ul { list-style: none; padding: 0; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { color: rgba(255,255,255,0.5); font-size: 14px; transition: color .2s; }
.footer-col a:hover { color: var(--primary-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 18px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.35);
}

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

/* === 内容布局（列表/详情页）=== */
.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: 16px;
  line-height: 1.85;
  color: var(--text-light);
}
.article-body h2 { margin-top: 40px; }
.article-body h3 { margin-top: 28px; }
.article-body ul, .article-body ol { margin-bottom: 16px; }
.article-body li { margin-bottom: 6px; }
.article-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--border-light);
  gap: 16px;
}
.article-nav a {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all .2s;
}
.article-nav a:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* === 新闻列表项 === */
.news-list-item {
  padding: 24px 0;
  border-bottom: 1px solid var(--border-light);
}
.news-list-item:first-child { padding-top: 0; }
.news-list-item h2 {
  font-size: 20px;
  margin: 0 0 8px;
  padding-left: 0;
}
.news-list-item h2::before { display: none; }
.news-list-item h2 a { color: var(--text); }
.news-list-item h2 a:hover { color: var(--primary); }
.news-list-meta {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.news-list-excerpt { font-size: 14px; color: var(--text-muted); margin: 0; }

/* === 侧栏组件 === */
.sidebar-widget {
  background: var(--bg-warm);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 22px;
  margin-bottom: 20px;
}
.sidebar-widget h3 {
  font-size: 16px;
  font-family: var(--font-sans);
  font-weight: 700;
  margin: 0 0 14px;
  padding: 0 0 10px;
  border-bottom: 2px solid var(--primary);
  color: var(--text);
}
.hot-list-item { margin-bottom: 10px; }
.hot-list-item:last-child { margin-bottom: 0; }
.hot-list-item a {
  font-size: 14px;
  color: var(--text-light);
  display: block;
  padding: 4px 0;
  transition: color .2s;
}
.hot-list-item a:hover { color: var(--primary); }
.hot-list-item a::before { content: "▸ "; color: var(--primary); font-size: 12px; }

/* === 标签云 === */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-item {
  display: inline-block;
  font-size: 13px;
  color: var(--text-light);
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 5px 14px;
  border-radius: 100px;
  transition: all .2s;
}
.tag-item:hover,
.tag-item.active {
  color: #fff;
  background: var(--primary);
  border-color: var(--primary);
}

/* === 分页 === */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
  flex-wrap: wrap;
}
.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 38px;
  padding: 0 12px;
  font-size: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-light);
  transition: all .2s;
}
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination .active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  font-weight: 600;
}

/* === 表单 === */
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}
.form-control {
  width: 100%;
  padding: 12px 16px;
  font-size: 15px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  transition: border-color .2s;
  outline: none;
  font-family: var(--font-sans);
}
.form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-bg); }

/* === 城市分站网格 === */
.city-grid { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.city-item {
  display: inline-block;
  padding: 10px 22px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all .2s;
}
.city-item:hover {
  color: var(--primary);
  border-color: var(--primary);
  background: var(--primary-bg);
}
.city-item.current-city {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  font-weight: 700;
}

/* === 合作伙伴网格 === */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 14px;
}
.partner-item {
  text-align: center;
  padding: 20px 12px;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-light);
  transition: all .25s;
}
.partner-item:hover {
  color: var(--primary);
  border-color: var(--primary);
  transform: translateY(-2px);
}

/* === 网站地图 === */
.sitemap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
}
.sitemap-group h3 {
  font-size: 16px;
  font-family: var(--font-sans);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--primary);
  color: var(--text);
}
.sitemap-group ul { list-style: none; padding: 0; }
.sitemap-group li { margin-bottom: 6px; }
.sitemap-group a {
  font-size: 14px;
  color: var(--text-light);
  transition: color .2s;
}
.sitemap-group a:hover { color: var(--primary); }

/* === 时间轴（流程详情页）=== */
.process-timeline { max-width: 700px; margin: 0 auto; }
.process-step {
  display: flex;
  gap: 20px;
  margin-bottom: 8px;
}
.process-number {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 16px;
}
.process-content { flex: 1; padding-bottom: 8px; }
.process-content h3 { font-size: 17px; margin-top: 0; margin-bottom: 8px; }
.process-content p { font-size: 14px; }
.process-line {
  width: 2px;
  height: 24px;
  background: var(--border);
  margin-left: 21px;
}

/* === 错误页面 === */
.error-page {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 20px;
}
.error-code {
  font-family: var(--font-serif);
  font-size: clamp(80px, 12vw, 140px);
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  opacity: 0.15;
  margin-bottom: 16px;
}
.error-page h2 { font-size: 24px; margin-bottom: 12px; color: var(--text); }
.error-page p { color: var(--text-muted); margin-bottom: 24px; }

/* === 滚动渐显动画 === */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease-out, transform .6s ease-out;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === 回到顶部按钮 === */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 42px;
  height: 42px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all .3s;
  box-shadow: 0 4px 14px rgba(192,57,43,0.3);
  z-index: 999;
}
.back-to-top.show { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--primary-dark); transform: translateY(-2px); }

/* ============================================
   悬浮客服（zfkf- 前缀保留）
   单色印刷风格配色适配
   ============================================ */
.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;border:none}
.zfkf-item:hover{transform:scale(1.08);color:#fff}
.zfkf-phone{background:#c0392b}.zfkf-wechat{background:#07c160}.zfkf-consult{background:#3a3a3a}.zfkf-top{background:#999}
.zfkf-tip{position:absolute;right:calc(100% + 12px);top:50%;transform:translateY(-50%);white-space:nowrap;background:rgba(58,58,58,.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 !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:#f7f3ec;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}}

/* === 响应式补充 === */
@media (max-width: 768px) {
  .section { padding: 48px 0; }
  .hero-fullscreen { min-height: 70vh; }
  .hero-content { padding: 40px 0; }
  .services-grid { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .solution-grid { grid-template-columns: 1fr; }
  .hero-deco { display: none; }
}

/* ===== 服务卡片动态列数（svc-cols-N：N=卡片数量） ===== */
.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; }
}

/* 低对比度修复（灰字浅底 → WCAG AA #595959） */
.news-list-excerpt { color: #595959; }
.section-subtitle { color: #595959; }
.testimonial-role { color: #595959; }

/* ===== 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:none;display:none;margin-left:0;width:0;height:0;border:0;transform:none;opacity:0}
.nav-drop-wrap:hover>a::after{transform:none}
.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}}