:root {
  --primary: #2563eb;
  --text: #1e293b;
  --gray: #64748b;
  --bg: #f8fafc;
  --primary-light: color-mix(in srgb, #2563eb 15%, white);
  --gray-100: #f1f5f9;
  --text-light: #94a3b8;
  --transition: all 0.3s ease;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
;}

/* ===========================================
   自然绿意 - 全套样式
   品牌色: #065f46 (深绿), #16a34a (绿), #22c55e (亮绿)
   背景: #f7faf7
   =========================================== */

/* ---------- 设计令牌 ---------- */
:root {
  --color-primary: #065f46;
  --color-primary-dark: #064e3b;
  --color-primary-light: #0d9488;
  --color-secondary: #16a34a;
  --color-accent: #22c55e;
  --color-accent-light: #dcfce7;
  --color-bg: #f7faf7;
  --color-bg-alt: #f0fdf4;
  --color-white: #ffffff;
  --color-text: #1f2937;
  --color-text-light: #6b7280;
  --color-text-lighter: #9ca3af;
  --color-border: #e5e7eb;
  --color-border-light: #d1d5db;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 3px rgba(6,95,70,0.06), 0 1px 2px rgba(6,95,70,0.04);
  --shadow-md: 0 4px 14px rgba(6,95,70,0.08), 0 2px 6px rgba(6,95,70,0.04);
  --shadow-lg: 0 10px 30px rgba(6,95,70,0.1), 0 4px 12px rgba(6,95,70,0.06);
  --shadow-xl: 0 20px 50px rgba(6,95,70,0.12);
  --transition: 0.25s ease;
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  --container-width: 1200px;
  --header-height: 70px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-family);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-secondary); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; font-size: inherit; }
input, select, textarea { font-family: inherit; font-size: inherit; }
h1, h2, h3, h4, h5, h6 { line-height: 1.3; color: var(--color-text); }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--container-width); margin: 0 auto; padding: 0 20px; }

/* ---------- Topbar ---------- */
.topbar { background: var(--color-primary); color: rgba(255,255,255,0.85); font-size: 13px; padding: 6px 0; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; }
.topbar-link { color: rgba(255,255,255,0.8); transition: color var(--transition); }
.topbar-link:hover { color: #fff; }
.topbar-divider { margin: 0 10px; opacity: 0.3; }

/* ---------- Header ---------- */
.header { background: var(--color-white); position: sticky; top: 0; z-index: 100; box-shadow: var(--shadow-sm); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-height); }
.logo a { display: flex; align-items: center; gap: 10px; }
.logo-icon { flex-shrink: 0; }
.logo-text { font-size: 22px; font-weight: 700; color: var(--color-primary); letter-spacing: 1px; white-space: nowrap; }

/* Navigation */
.nav { flex: 1; display: flex; justify-content: center; }
.nav-list { display: flex; gap: 4px; }
.nav-item { position: relative; }
.nav-item a {
  display: block; padding: 8px 18px; border-radius: var(--radius-full);
  color: var(--color-text); font-size: 15px; font-weight: 500;
  transition: all var(--transition); white-space: nowrap;
}
.nav-item a:hover, .nav-item.active a {
  background: var(--color-accent-light); color: var(--color-primary);
}
.subnav { display: none; position: absolute; top: 100%; left: 0; min-width: 180px; background: var(--color-white); border-radius: var(--radius-md); box-shadow: var(--shadow-lg); padding: 8px 0; z-index: 200; }
.has-child:hover .subnav { display: block; }
.subnav a { display: block; padding: 10px 20px; font-size: 14px; color: var(--color-text); white-space: nowrap; }
.subnav a:hover { background: var(--color-accent-light); color: var(--color-primary); }
.nav-toggle { display: none; padding: 8px; color: var(--color-primary); }
.header-search { display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; flex-shrink: 0; }
.header-search button { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; border: none; background: transparent; cursor: pointer; color: var(--color-primary); padding: 0; }
.header-search button:hover { color: var(--color-secondary); }

/* ---------- Search Bar ---------- */
.search-bar { background: var(--color-white); border-bottom: 1px solid var(--color-border); padding: 16px 0; }
.search-bar-inner { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.search-form {
  display: flex; align-items: center; flex: 1; min-width: 280px;
  background: var(--color-bg); border: 1px solid var(--color-border);
  border-radius: var(--radius-full); padding: 4px 4px 4px 16px;
  transition: border-color var(--transition);
}
.search-form:focus-within { border-color: var(--color-secondary); box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.1); }
.search-icon { flex-shrink: 0; }
.search-input {
  flex: 1; border: none; background: transparent; padding: 8px 12px;
  outline: none; font-size: 14px; color: var(--color-text);
}
.search-input::placeholder { color: var(--color-text-lighter); }
.search-btn {
  padding: 8px 24px; background: var(--color-primary); color: #fff;
  border-radius: var(--radius-full); font-size: 14px; font-weight: 500;
  transition: background var(--transition);
}
.search-btn:hover { background: var(--color-primary-dark); }

.hot-words { display: flex; align-items: center; gap: 6px; font-size: 13px; flex-wrap: wrap; }
.hot-label { color: var(--color-text-lighter); }
.hot-word { color: var(--color-text-light); padding: 2px 10px; border-radius: var(--radius-full); background: var(--color-bg-alt); transition: all var(--transition); }
.hot-word:hover { color: var(--color-primary); background: var(--color-accent-light); }

/* ---------- Hero / Banner ---------- */
.hero {
  background: linear-gradient(135deg, #065f46 0%, #0d9488 50%, #16a34a 100%);
  padding: 80px 0; position: relative; overflow: hidden;
}
.hero::before {
  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='0.04'%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");
  opacity: 0.5;
}
.hero-content { position: relative; z-index: 1; text-align: center; max-width: 700px; margin: 0 auto; }
.hero-title { font-size: 42px; font-weight: 800; color: #fff; margin-bottom: 16px; }
.hero-subtitle { font-size: 18px; color: rgba(255,255,255,0.85); margin-bottom: 32px; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.banner { position: relative; overflow: hidden; height: 440px; }
.banner-slide {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  opacity: 0; transition: opacity 0.6s ease; display: flex; align-items: center;
}
.banner-slide.active { opacity: 1; }
.banner-slide::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(6,95,70,0.7) 0%, rgba(13,148,136,0.5) 100%); }
.banner-content { position: relative; z-index: 1; width: 100%; }
.banner-text { max-width: 600px; }
.banner-text h2 { font-size: 38px; font-weight: 800; color: #fff; margin-bottom: 12px; }
.banner-text p { font-size: 16px; color: rgba(255,255,255,0.9); margin-bottom: 24px; line-height: 1.6; }
.banner-dots { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); display: flex; gap: 10px; z-index: 2; }
.banner-dot { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,0.4); cursor: pointer; transition: all var(--transition); }
.banner-dot.active { background: #fff; width: 28px; border-radius: var(--radius-full); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 28px; border-radius: var(--radius-full); font-size: 15px; font-weight: 600;
  transition: all var(--transition); white-space: nowrap; text-align: center;
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.5); }
.btn-outline:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,0.1); }
.btn-white { background: #fff; color: var(--color-primary); }
.btn-white:hover { background: var(--color-accent-light); color: var(--color-primary-dark); transform: translateY(-1px); }
.btn-outline-white { border: 2px solid #fff; color: #fff; background: rgba(6,95,70,0.3); }
.btn-outline-white:hover { background: #fff; color: var(--color-primary); }
.btn-lg { padding: 16px 40px; font-size: 17px; }
.btn-block { width: 100%; }

/* ---------- Section ---------- */
.section { padding: 70px 0; }
.section-header { text-align: center; margin-bottom: 48px; position: relative; }
.section-title {
  font-size: 30px; font-weight: 700; color: var(--color-primary); margin-bottom: 10px;
  position: relative; display: inline-block;
}
.section-title::after {
  content: ''; display: block; width: 50px; height: 3px;
  background: var(--color-secondary); border-radius: var(--radius-full);
  margin: 12px auto 0;
}
.section-desc { color: var(--color-text-light); font-size: 16px; max-width: 500px; margin: 0 auto; }
.section-more {
  display: inline-block; margin-top: 16px; color: var(--color-primary);
  font-weight: 500; font-size: 14px;
}
.section-more:hover { color: var(--color-secondary); }
.section-subtitle { font-size: 24px; font-weight: 700; color: var(--color-primary); margin-bottom: 24px; }

.section:nth-child(even) { background: var(--color-bg-alt); }

/* ---------- Services ---------- */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card {
  background: var(--color-white); border-radius: var(--radius-lg); padding: 32px;
  box-shadow: var(--shadow-sm); transition: all var(--transition);
  border: 1px solid transparent;
}
.service-card:hover {
  transform: translateY(-4px); box-shadow: var(--shadow-lg);
  border-color: var(--color-accent-light);
}
.service-icon { margin-bottom: 20px; }
.service-title { font-size: 18px; font-weight: 600; margin-bottom: 10px; }
.service-desc { font-size: 14px; color: var(--color-text-light); line-height: 1.7; margin-bottom: 16px; }
.service-link { font-size: 14px; font-weight: 500; color: var(--color-secondary); display: inline-flex; align-items: center; gap: 4px; }
.service-link:hover { color: var(--color-primary); }
.service-link::after { content: '→'; }

/* ---------- Advantage ---------- */
.advantage-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.advantage-item { text-align: center; padding: 32px 20px; border-radius: var(--radius-lg); background: var(--color-white); box-shadow: var(--shadow-sm); transition: transform var(--transition); }
.advantage-item:hover { transform: translateY(-3px); }
.advantage-icon { margin-bottom: 16px; display: flex; justify-content: center; }
.advantage-item h4 { font-size: 17px; font-weight: 600; margin-bottom: 8px; color: var(--color-primary); }
.advantage-item p { font-size: 14px; color: var(--color-text-light); }

/* ---------- Stats ---------- */
.section-stats {
  background: linear-gradient(135deg, #065f46 0%, #0d9488 100%) !important;
  padding: 60px 0;
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-item { padding: 20px; }
.stat-number { display: block; font-size: 42px; font-weight: 800; color: #fff; margin-bottom: 6px; }
.stat-label { font-size: 15px; color: rgba(255,255,255,0.8); }

/* ---------- News ---------- */
.news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.news-card { background: var(--color-white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: all var(--transition); }
.news-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.news-thumb { display: block; width: 100%; height: 200px; overflow: hidden; }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition); }
.news-card:hover .news-thumb img { transform: scale(1.05); }
.news-body { padding: 20px 24px 24px; }
.news-body h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.news-body h3 a { color: var(--color-text); }
.news-body h3 a:hover { color: var(--color-primary); }
.news-meta { display: flex; gap: 16px; font-size: 13px; color: var(--color-text-lighter); margin-bottom: 10px; }
.news-excerpt { font-size: 14px; color: var(--color-text-light); line-height: 1.7; }

/* ---------- Partners ---------- */
.partner-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; align-items: center; }
.partner-item {
  padding: 20px; border-radius: var(--radius-md); background: var(--color-white);
  box-shadow: var(--shadow-sm); display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.partner-item:hover { box-shadow: var(--shadow-md); }
.partner-item img { max-height: 40px; opacity: 0.6; transition: opacity var(--transition); }
.partner-item:hover img { opacity: 1; }

/* ---------- CTA ---------- */
.section-cta {
  background: linear-gradient(135deg, #065f46 0%, #16a34a 100%) !important;
  text-align: center; padding: 70px 0;
}
.cta-title { font-size: 32px; font-weight: 700; color: #fff; margin-bottom: 12px; }
.cta-desc { font-size: 17px; color: rgba(255,255,255,0.85); margin-bottom: 32px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---------- Breadcrumb ---------- */
.breadcrumb { background: var(--color-white); padding: 12px 0; border-bottom: 1px solid var(--color-border); font-size: 13px; }
.breadcrumb a { color: var(--color-text-light); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb-arrow { display: inline; vertical-align: middle; margin: 0 6px; }
.breadcrumb-current { color: var(--color-primary); font-weight: 500; }

/* ---------- Content Layout ---------- */
.main-content { padding: 40px 0; }
.content-layout { display: grid; grid-template-columns: 1fr 320px; gap: 32px; }
.content-primary { min-width: 0; }

/* ---------- Article List ---------- */
.article-list { display: flex; flex-direction: column; gap: 20px; }
.article-item {
  display: flex; gap: 20px; padding: 24px; background: var(--color-white);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); transition: box-shadow var(--transition);
}
.article-item:hover { box-shadow: var(--shadow-md); }
.article-thumb { width: 200px; min-width: 200px; height: 140px; border-radius: var(--radius-md); overflow: hidden; }
.article-thumb img { width: 100%; height: 100%; object-fit: cover; }
.article-info { flex: 1; }
.article-title { font-size: 18px; font-weight: 600; margin-bottom: 8px; }
.article-title a { color: var(--color-text); }
.article-title a:hover { color: var(--color-primary); }
.article-meta { display: flex; gap: 16px; font-size: 13px; color: var(--color-text-lighter); margin-bottom: 10px; }
.article-meta svg { vertical-align: middle; margin-right: 4px; }
.article-desc { font-size: 14px; color: var(--color-text-light); line-height: 1.7; margin-bottom: 10px; }
.article-readmore { font-size: 13px; font-weight: 500; color: var(--color-secondary); }
.article-readmore:hover { color: var(--color-primary); }

/* ---------- Pagination ---------- */
.pagination { display: flex; justify-content: center; gap: 6px; margin-top: 32px; }
.page-link {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 38px; height: 38px; padding: 0 12px;
  border-radius: var(--radius-md); font-size: 14px; color: var(--color-text);
  background: var(--color-white); border: 1px solid var(--color-border);
  transition: all var(--transition);
}
.page-link:hover { border-color: var(--color-secondary); color: var(--color-primary-dark); }
.page-link.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.page-link.prev, .page-link.next { padding: 0 16px; }

/* ---------- Sidebar ---------- */
.sidebar-card {
  background: var(--color-white); border-radius: var(--radius-lg);
  padding: 24px; box-shadow: var(--shadow-sm); margin-bottom: 20px;
}
.sidebar-title {
  font-size: 16px; font-weight: 600; color: var(--color-primary);
  padding-bottom: 12px; margin-bottom: 14px;
  border-bottom: 2px solid var(--color-accent-light);
}
.sidebar-list li { padding: 6px 0; }
.sidebar-list a { font-size: 14px; color: var(--color-text); display: block; padding: 5px 0; }
.sidebar-list a:hover { color: var(--color-primary); padding-left: 4px; }

.sidebar-rank { counter-reset: rank; }
.rank-item { display: flex; align-items: flex-start; gap: 10px; padding: 8px 0; }
.rank-num {
  width: 22px; height: 22px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 600; background: var(--color-bg); color: var(--color-text-lighter);
  flex-shrink: 0;
}
.rank-num.top { background: var(--color-accent-light); color: var(--color-primary); }
.rank-link { font-size: 14px; color: var(--color-text); line-height: 1.5; }
.rank-link:hover { color: var(--color-primary); }

.sidebar-contact { text-align: center; background: var(--color-accent-light); }
.sidebar-phone { font-size: 22px; font-weight: 700; color: var(--color-primary); margin: 8px 0; }
.sidebar-tip { font-size: 13px; color: var(--color-text-light); margin-bottom: 16px; }

/* ---------- Detail ---------- */
.detail-article { background: var(--color-white); border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow-sm); }
.detail-header { margin-bottom: 28px; padding-bottom: 20px; border-bottom: 1px solid var(--color-border); }
.detail-title { font-size: 26px; font-weight: 700; margin-bottom: 14px; }
.detail-meta { display: flex; gap: 20px; font-size: 13px; color: var(--color-text-lighter); }
.detail-meta svg { vertical-align: middle; margin-right: 4px; }
.detail-body { font-size: 15px; line-height: 1.9; color: var(--color-text); }
.detail-body p { margin-bottom: 16px; }
.detail-body img { border-radius: var(--radius-md); margin: 20px 0; }
.detail-body h2, .detail-body h3 { margin-top: 28px; margin-bottom: 12px; color: var(--color-primary); }
.detail-body ul, .detail-body ol { padding-left: 24px; margin-bottom: 16px; }
.detail-body li { margin-bottom: 6px; }
.detail-body a { color: var(--color-secondary); text-decoration: underline; }

.detail-footer { margin-top: 32px; padding-top: 20px; border-top: 1px solid var(--color-border); }
.detail-tags { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }
.tags-label { font-size: 14px; color: var(--color-text-light); }
.tag-link {
  display: inline-block; padding: 4px 14px; border-radius: var(--radius-full);
  font-size: 13px; background: var(--color-accent-light); color: var(--color-primary);
  transition: all var(--transition);
}
.tag-link:hover { background: var(--color-primary); color: #fff; }
.detail-nav { display: flex; justify-content: space-between; gap: 20px; }
.detail-nav-prev, .detail-nav-next { flex: 1; }
.detail-nav-next { text-align: right; }
.nav-label { display: block; font-size: 12px; color: var(--color-text-lighter); margin-bottom: 4px; }
.detail-nav a { font-size: 14px; color: var(--color-primary); }
.detail-nav a:hover { color: var(--color-secondary); }

.related-section { margin-top: 32px; }
.related-title { font-size: 20px; font-weight: 600; color: var(--color-primary); margin-bottom: 20px; padding-bottom: 10px; border-bottom: 2px solid var(--color-accent-light); }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.related-card { padding: 16px; background: var(--color-white); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }
.related-card h4 { font-size: 14px; font-weight: 500; margin-bottom: 6px; }
.related-card h4 a { color: var(--color-text); }
.related-card h4 a:hover { color: var(--color-primary); }
.related-date { font-size: 12px; color: var(--color-text-lighter); }

/* ---------- Page ---------- */
.page-article { background: var(--color-white); border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow-sm); }
.page-title { font-size: 28px; font-weight: 700; color: var(--color-primary); margin-bottom: 16px; }
.page-desc { font-size: 15px; color: var(--color-text-light); margin-bottom: 28px; }
.page-body { font-size: 15px; line-height: 1.9; }
.page-body p { margin-bottom: 16px; }
.content-full { grid-column: 1 / -1; }

/* ---------- Search ---------- */
.search-item { padding: 20px; background: var(--color-white); border-radius: var(--radius-md); margin-bottom: 16px; box-shadow: var(--shadow-sm); }
.search-title { font-size: 17px; font-weight: 600; margin-bottom: 6px; }
.search-title a { color: var(--color-text); }
.search-title a:hover { color: var(--color-primary); }
.search-meta { font-size: 13px; color: var(--color-text-lighter); margin-bottom: 8px; }
.search-desc { font-size: 14px; color: var(--color-text-light); line-height: 1.7; }
.search-suggestions { margin-top: 16px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 14px; color: var(--color-text-light); }
.list-header { margin-bottom: 24px; }
.list-title { font-size: 24px; font-weight: 700; color: var(--color-primary); margin-bottom: 6px; }
.list-count { font-size: 14px; color: var(--color-text-light); }

/* ---------- Empty State ---------- */
.empty-state { text-align: center; padding: 60px 20px; color: var(--color-text-light); }
.empty-state svg { margin-bottom: 16px; }
.empty-state p { font-size: 15px; }

/* ---------- Tag Cloud ---------- */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }

/* ---------- City ---------- */
.city-banner-card { background: var(--color-white); border-radius: var(--radius-lg); padding: 40px; text-align: center; margin-bottom: 32px; box-shadow: var(--shadow-sm); }
.city-banner-icon { margin-bottom: 16px; }
.city-title { font-size: 26px; font-weight: 700; color: var(--color-primary); margin-bottom: 12px; }
.city-desc { font-size: 15px; color: var(--color-text-light); max-width: 600px; margin: 0 auto 20px; line-height: 1.7; }
.city-services { margin-bottom: 32px; }
.city-service-grid { grid-template-columns: repeat(3, 1fr); }
.city-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.city-link-card {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 16px; border-radius: var(--radius-md); background: var(--color-white);
  box-shadow: var(--shadow-sm); transition: all var(--transition);
}
.city-link-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.city-name { font-size: 15px; font-weight: 500; color: var(--color-primary); }
.city-count { font-size: 12px; color: var(--color-text-lighter); }

/* ---------- Sitemap ---------- */
.sitemap-tree { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.sitemap-group { background: var(--color-white); border-radius: var(--radius-lg); padding: 24px; box-shadow: var(--shadow-sm); }
.sitemap-group-title { font-size: 16px; font-weight: 600; color: var(--color-primary); margin-bottom: 14px; padding-bottom: 10px; border-bottom: 2px solid var(--color-accent-light); }
.sitemap-list li { padding: 4px 0; }
.sitemap-list a { font-size: 14px; color: var(--color-text-light); }
.sitemap-list a:hover { color: var(--color-primary); }
.sitemap-grid { display: grid; grid-template-columns: repeat(2, 1fr); }

/* ---------- About ---------- */
.about-hero { text-align: center; margin-bottom: 40px; }
.about-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; margin-bottom: 48px; }
.about-image svg { width: 100%; border-radius: var(--radius-lg); }
.about-text h2 { font-size: 24px; color: var(--color-primary); margin-bottom: 16px; }
.about-text p { font-size: 15px; color: var(--color-text-light); line-height: 1.8; margin-bottom: 12px; }

.about-mission { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 48px; }
.mission-item { text-align: center; padding: 28px 20px; background: var(--color-white); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
.mission-icon { margin-bottom: 12px; display: flex; justify-content: center; }
.mission-item h3 { font-size: 17px; font-weight: 600; color: var(--color-primary); margin-bottom: 8px; }
.mission-item p { font-size: 14px; color: var(--color-text-light); }

.timeline-list { position: relative; padding-left: 40px; }
.timeline-list::before { content: ''; position: absolute; left: 14px; top: 0; bottom: 0; width: 2px; background: var(--color-accent-light); }
.timeline-item { position: relative; padding-bottom: 28px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before { content: ''; position: absolute; left: -26px; top: 4px; width: 12px; height: 12px; border-radius: 50%; background: var(--color-secondary); }
.timeline-year { display: inline-block; font-size: 14px; font-weight: 700; color: var(--color-primary); margin-bottom: 4px; }
.timeline-content { background: var(--color-white); border-radius: var(--radius-md); padding: 16px 20px; box-shadow: var(--shadow-sm); }
.timeline-content h4 { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.timeline-content p { font-size: 13px; color: var(--color-text-light); }

/* ---------- Contact ---------- */
.contact-hero { text-align: center; margin-bottom: 40px; }
.contact-info-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 36px; }
.contact-card {
  text-align: center; padding: 28px 20px; background: var(--color-white);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
}
.contact-card-icon { margin-bottom: 12px; display: flex; justify-content: center; }
.contact-card h3 { font-size: 15px; color: var(--color-text-light); margin-bottom: 8px; }
.contact-card-value { font-size: 17px; font-weight: 700; color: var(--color-primary); margin-bottom: 4px; }
.contact-card p:last-child { font-size: 13px; color: var(--color-text-lighter); }

.contact-form-wrap { background: var(--color-white); border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow-sm); }
.form-title { font-size: 20px; font-weight: 600; color: var(--color-primary); margin-bottom: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 14px; font-weight: 500; color: var(--color-text); margin-bottom: 6px; }
.form-input {
  width: 100%; padding: 12px 16px; border: 1px solid var(--color-border);
  border-radius: var(--radius-md); font-size: 14px; color: var(--color-text);
  background: var(--color-bg); transition: border-color var(--transition);
  outline: none;
}
.form-input:focus { border-color: var(--color-secondary); box-shadow: 0 0 0 3px rgba(22,163,74,0.1); }
.form-textarea { resize: vertical; min-height: 120px; }

/* ---------- Footer ---------- */
.footer { background: #064e3b; color: rgba(255,255,255,0.8); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; margin-bottom: 40px; }
.footer-logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; color: #fff; margin-bottom: 14px; }
.footer-desc { font-size: 14px; line-height: 1.7; margin-bottom: 20px; color: rgba(255,255,255,0.65); }
.footer-social { display: flex; gap: 12px; }
.social-link {
  width: 36px; height: 36px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.2);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.6); transition: all var(--transition);
}
.social-link:hover { background: rgba(255,255,255,0.1); color: #fff; border-color: rgba(255,255,255,0.4); }

.footer-title { font-size: 15px; font-weight: 600; color: #fff; margin-bottom: 16px; }
.footer-links li { padding: 4px 0; }
.footer-links a { font-size: 14px; color: rgba(255,255,255,0.6); }
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-contact li { display: flex; align-items: flex-start; gap: 8px; padding: 6px 0; font-size: 14px; color: rgba(255,255,255,0.6); }
.footer-contact svg { flex-shrink: 0; margin-top: 3px; }

.footer-city-links { padding: 24px 0; border-top: 1px solid rgba(255,255,255,0.1); margin-bottom: 24px; }
.city-links-wrap { display: flex; flex-wrap: wrap; gap: 8px; }
.city-link {
  padding: 4px 14px; border-radius: var(--radius-full); font-size: 13px;
  border: 1px solid rgba(255,255,255,0.15); color: rgba(255,255,255,0.6);
  transition: all var(--transition);
}
.city-link:hover { border-color: var(--color-accent); color: #fff; background: rgba(255,255,255,0.05); }

.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 0; text-align: center; font-size: 13px; color: rgba(255,255,255,0.5); }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: #fff; }

/* ---------- Float Widget ---------- */
.float-widget { position: fixed; right: 20px; bottom: 30px; z-index: 999; display: flex; flex-direction: column; gap: 8px; }
.float-item {
  width: 46px; height: 46px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff; box-shadow: var(--shadow-lg);
  transition: all var(--transition);
}
.float-chat { background: var(--color-secondary); }
.float-phone { background: var(--color-primary); }
.float-top { background: var(--color-text); }
.float-item:hover { transform: translateY(-2px); box-shadow: var(--shadow-xl); }
.float-chat:hover { background: #15803d; }
.float-phone:hover { background: var(--color-primary-dark); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .sitemap-tree { grid-template-columns: repeat(2, 1fr); }
  .about-intro { grid-template-columns: 1fr; }
  .contact-info-cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .topbar-right { display: none; }
  .nav { display: none; }
  .nav.open { display: block; position: absolute; top: var(--header-height); left: 0; right: 0; background: var(--color-white); box-shadow: var(--shadow-lg); padding: 12px 20px; z-index: 200; }
  .nav-list { flex-direction: column; gap: 0; }
  .nav-item a { padding: 12px 16px; border-radius: var(--radius-md); }
  .subnav { position: static; box-shadow: none; border-radius: 0; padding-left: 20px; display: none; }
  .has-child:hover .subnav { display: none; }
  .has-child .subnav.show { display: block; }
  .nav-toggle { display: flex; }
  .search-bar-inner { flex-direction: column; align-items: stretch; }
  .search-form { min-width: 0; }

  .hero-title { font-size: 30px; }
  .banner { height: 320px; }
  .banner-text h2 { font-size: 28px; }

  .service-grid { grid-template-columns: 1fr; }
  .advantage-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .partner-grid { grid-template-columns: repeat(3, 1fr); }
  .content-layout { grid-template-columns: 1fr; }
  .article-item { flex-direction: column; }
  .article-thumb { width: 100%; min-width: 0; height: 180px; }
  .city-grid { grid-template-columns: repeat(2, 1fr); }
  .city-service-grid { grid-template-columns: 1fr; }
  .sitemap-tree { grid-template-columns: 1fr; }
  .contact-info-cards { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .about-mission { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }

  .section { padding: 40px 0; }
  .section-title { font-size: 24px; }
  .detail-article { padding: 24px; }
  .page-article { padding: 24px; }
  .detail-title { font-size: 22px; }
  .detail-nav { flex-direction: column; }
  .detail-nav-next { text-align: left; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 24px; }
  .hero-subtitle { font-size: 15px; }
  .advantage-grid { grid-template-columns: 1fr; }
  .partner-grid { grid-template-columns: repeat(2, 1fr); }
  .city-grid { grid-template-columns: 1fr; }
  .stat-number { font-size: 32px; }
}

/* ---------- Animations ---------- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero-content { animation: fadeInUp 0.8s ease; }
.service-card, .advantage-item, .news-card { animation: fadeInUp 0.6s ease both; }
.service-card:nth-child(2), .advantage-item:nth-child(2) { animation-delay: 0.1s; }
.service-card:nth-child(3), .advantage-item:nth-child(3) { animation-delay: 0.2s; }
.service-card:nth-child(4), .advantage-item:nth-child(4) { animation-delay: 0.3s; }
.service-card:nth-child(5) { animation-delay: 0.4s; }
.service-card:nth-child(6) { animation-delay: 0.5s; }


/* ========== 内容区样式补丁 (auto-added) ========== */

/* 段落间距 */
.article-content p,
.article-text p,
.article-body p,
.detail-body p,
.article-detail .content p,
.page-content p {
  margin-bottom: 16px;
  line-height: 1.8;
}

/* 标题样式 */
.article-content h2,
.article-text h2,
.article-body h2,
.detail-body h2,
.article-detail .content h2,
.page-content h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 28px 0 14px;
  line-height: 1.4;
}

.article-content h3,
.article-text h3,
.article-body h3,
.detail-body h3,
.article-detail .content h3,
.page-content h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 20px 0 10px;
  line-height: 1.4;
}

/* 列表样式 */
.article-content ul,
.article-text ul,
.article-body ul,
.detail-body ul,
.article-detail .content ul,
.page-content ul {
  list-style: disc;
  margin: 0 0 16px 24px;
}

.article-content ol,
.article-text ol,
.article-body ol,
.detail-body ol,
.article-detail .content ol,
.page-content ol {
  list-style: decimal;
  margin: 0 0 16px 24px;
}

.article-content li,
.article-text li,
.article-body li,
.detail-body li,
.article-detail .content li,
.page-content li {
  margin-bottom: 6px;
  line-height: 1.7;
}

/* 图片样式 */
.article-content img,
.article-text img,
.article-body img,
.detail-body img,
.article-detail .content img,
.page-content img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  margin: 16px 0;
}

/* 引用块 */
.article-content blockquote,
.article-text blockquote,
.article-body blockquote,
.detail-body blockquote,
.article-detail .content blockquote,
.page-content blockquote {
  border-left: 4px solid var(--primary, #2563eb);
  padding: 12px 20px;
  margin: 16px 0;
  background: var(--bg, #f9fafb);
  font-style: italic;
}

/* 代码块 */
.article-content code,
.article-text code,
.article-body code,
.detail-body code,
.article-detail .content code,
.page-content code {
  background: var(--bg, #f3f4f6);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 0.9em;
}

.article-content pre,
.article-text pre,
.article-body pre,
.detail-body pre,
.article-detail .content pre,
.page-content pre {
  background: #1f2937;
  color: #f9fafb;
  padding: 16px;
  border-radius: 6px;
  overflow-x: auto;
  margin: 16px 0;
}

/* 表格样式 */
.article-content table,
.article-text table,
.article-body table,
.detail-body table,
.article-detail .content table,
.page-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
}

.article-content th,
.article-text th,
.article-body th,
.detail-body th,
.article-detail .content th,
.page-content th {
  background: var(--bg, #f3f4f6);
  padding: 10px 12px;
  text-align: left;
  font-weight: 600;
  border: 1px solid var(--border, #e5e7eb);
}

.article-content td,
.article-text td,
.article-body td,
.detail-body td,
.article-detail .content td,
.page-content td {
  padding: 10px 12px;
  border: 1px solid var(--border, #e5e7eb);
}

/* ========== 品牌标语防溢出 ========== */
.brand-tagline,
[class*="brand-tagline"] {
  max-width: 300px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 12px;
  color: var(--text-light, #6b7280);
  letter-spacing: 0.5px;
}

@media (max-width: 768px) {
  .brand-tagline,
  [class*="brand-tagline"] {
    max-width: 200px;
    font-size: 11px;
  }
}



/* 一级栏目 - 醒目样式 */
.sidebar-cats > li > a,
.side-nav > li > a,
.sidebar-widget .side-nav > li > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  font-size: 15px;
  font-weight: 600;
  color: #1f2937;
  background: #f9fafb;
  border-radius: 6px;
  margin-bottom: 8px;
  border-left: 3px solid var(--primary, #2563eb);
  transition: all 0.2s;
}

.sidebar-cats > li > a:hover,
.side-nav > li > a:hover,
.sidebar-widget .side-nav > li > a:hover {
  background: var(--primary, #2563eb);
  color: #fff;
  padding-left: 18px;
}

/* 二级栏目 - 三列网格 */
.sidebar-cats > li > ul,
.sidebar-cats > li > .sidebar-subcats,
.side-nav > li > ul,
.sidebar-widget .side-nav > li > ul {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px 8px;
  padding: 8px 10px;
  margin: 0 0 8px 0;
  list-style: none;
}

.sidebar-cats > li > ul > li,
.sidebar-cats > li > .sidebar-subcats > li,
.side-nav > li > ul > li,
.sidebar-widget .side-nav > li > ul > li {
  margin: 0;
}

.sidebar-cats > li > ul > li > a,
.sidebar-cats > li > .sidebar-subcats > li > a,
.side-nav > li > ul > li > a,
.sidebar-widget .side-nav > li > ul > li > a {
  display: block;
  padding: 5px 8px;
  font-size: 13px;
  color: #6b7280;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  border-radius: 4px;
  transition: all 0.2s;
}

.sidebar-cats > li > ul > li > a:hover,
.sidebar-cats > li > .sidebar-subcats > li > a:hover,
.side-nav > li > ul > li > a:hover,
.sidebar-widget .side-nav > li > ul > li > a:hover {
  color: var(--primary, #2563eb);
  background: #eff6ff;
}

/* 响应式：小屏幕改为两列 */
@media (max-width: 992px) {
  .sidebar-cats > li > ul,
  .sidebar-cats > li > .sidebar-subcats,
  .side-nav > li > ul,
  .sidebar-widget .side-nav > li > ul {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .sidebar-cats > li > ul,
  .sidebar-cats > li > .sidebar-subcats,
  .side-nav > li > ul,
  .sidebar-widget .side-nav > li > ul {
    grid-template-columns: 1fr;
  }
}

/* ========== 侧栏分类优化 (auto-added) ========== */

/* 一级栏目 - 醒目样式，颜色跟随主题 */
.sidebar-cats > li > a,
.side-nav > li > a,
.sidebar-widget .side-nav > li > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text, #1f2937);
  background: var(--bg, #f9fafb);
  border-radius: 6px;
  margin-bottom: 6px;
  border-left: 3px solid var(--primary, #2563eb);
  transition: all 0.2s;
}

.sidebar-cats > li > a:hover,
.side-nav > li > a:hover,
.sidebar-widget .side-nav > li > a:hover {
  background: var(--primary, #2563eb);
  color: #fff;
  padding-left: 16px;
}

/* 二级栏目 - 自适应布局，处理长名称 */
.sidebar-cats > li > ul,
.sidebar-cats > li > .sidebar-subcats,
.side-nav > li > ul,
.sidebar-widget .side-nav > li > ul {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px 10px;
  margin: 0 0 6px 0;
  list-style: none;
}

.sidebar-cats > li > ul > li,
.sidebar-cats > li > .sidebar-subcats > li,
.side-nav > li > ul > li,
.sidebar-widget .side-nav > li > ul > li {
  margin: 0;
  flex: 0 1 auto;
  min-width: 0;
}

.sidebar-cats > li > ul > li > a,
.sidebar-cats > li > .sidebar-subcats > li > a,
.side-nav > li > ul > li > a,
.sidebar-widget .side-nav > li > ul > li > a {
  display: block;
  padding: 4px 10px;
  font-size: 13px;
  color: var(--text-light, #6b7280);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 120px;
  border-radius: 4px;
  border: 1px solid var(--border, #e5e7eb);
  transition: all 0.2s;
}

.sidebar-cats > li > ul > li > a:hover,
.sidebar-cats > li > .sidebar-subcats > li > a:hover,
.side-nav > li > ul > li > a:hover,
.sidebar-widget .side-nav > li > ul > li > a:hover {
  color: var(--primary, #2563eb);
  border-color: var(--primary, #2563eb);
  background: rgba(37, 99, 235, 0.05);
}

/* 响应式 */
@media (max-width: 768px) {
  .sidebar-cats > li > ul > li > a,
  .sidebar-cats > li > .sidebar-subcats > li > a,
  .side-nav > li > ul > li > a,
  .sidebar-widget .side-nav > li > ul > li > a {
    max-width: 100px;
    font-size: 12px;
  }
}