/* =============================================
   武汉要账公司 - 官网样式表
   简约大气风格
   ============================================= */

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

:root {
  --primary:    #1a3a6b;
  --primary-dk: #102444;
  --primary-lt: #2456a0;
  --accent:     #c0392b;
  --accent-lt:  #e74c3c;
  --gold:       #b8860b;
  --text-main:  #1a1a1a;
  --text-sec:   #555;
  --text-muted: #888;
  --border:     #e0e0e0;
  --bg-light:   #f5f6f8;
  --bg-white:   #fff;
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
  --shadow-sm:  0 2px 8px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 20px rgba(0,0,0,0.12);
  --transition: 0.22s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--text-main);
  background: var(--bg-white);
  line-height: 1.7;
  font-size: 15px;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-pad { padding: 80px 0; }
.bg-light { background: var(--bg-light); }

/* ─── 按钮 ─── */
.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  transition: background var(--transition);
  white-space: nowrap;
}
.btn-primary:hover { background: var(--accent-lt); }
.btn-primary.btn-lg { padding: 14px 32px; font-size: 15px; }

.btn-outline {
  display: inline-block;
  border: 1.5px solid var(--primary);
  color: var(--primary);
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition);
}
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-outline.btn-lg { padding: 14px 32px; font-size: 15px; }

.btn-white {
  display: inline-block;
  background: #fff;
  color: var(--primary);
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  transition: all var(--transition);
}
.btn-white:hover { background: #eef; }

.btn-outline-white {
  display: inline-block;
  border: 1.5px solid #fff;
  color: #fff;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  transition: all var(--transition);
}
.btn-outline-white:hover { background: rgba(255,255,255,0.12); }

/* ─── 区块标题 ─── */
.section-header {
  text-align: center;
  margin-bottom: 52px;
}
.section-header h2 {
  font-size: 32px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 12px;
}
.section-header p {
  font-size: 16px;
  color: var(--text-sec);
}

.section-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 10px;
}

/* ─── LOGO ─── */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}
.logo-text strong {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  line-height: 1.2;
}
.logo-text span {
  font-size: 11px;
  color: var(--text-muted);
}

/* ─── 导航 ─── */
.header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: #fff;
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}
.header.scrolled { box-shadow: var(--shadow-sm); }

.nav-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 68px;
}
.nav {
  display: flex;
  gap: 4px;
  margin-left: auto;
}
.nav-link {
  padding: 8px 14px;
  font-size: 14px;
  color: var(--text-sec);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background: rgba(26,58,107,0.06);
  font-weight: 500;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 22px;
  cursor: pointer;
  color: var(--primary);
  margin-left: auto;
}

.mobile-nav {
  display: none;
  flex-direction: column;
  border-top: 1px solid var(--border);
  background: #fff;
}
.mobile-nav.open { display: flex; }
.mobile-link {
  padding: 14px 24px;
  font-size: 15px;
  border-bottom: 1px solid var(--border);
  color: var(--text-sec);
  transition: all var(--transition);
}
.mobile-link:hover, .mobile-link.active {
  color: var(--primary);
  background: var(--bg-light);
}

/* ─── 首页英雄区 ─── */
.hero {
  background: linear-gradient(135deg, var(--primary-dk) 0%, var(--primary) 60%, #1e4f9e 100%);
  padding: 100px 0 80px;
  color: #fff;
  overflow: hidden;
}
.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  padding: 5px 16px;
  border-radius: 20px;
  font-size: 13px;
  margin-bottom: 20px;
}
.hero-content h1 {
  font-size: 46px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
}
.hero-content h1 span {
  color: #ffd700;
}
.hero-desc {
  font-size: 16px;
  color: rgba(255,255,255,0.85);
  line-height: 1.8;
  margin-bottom: 36px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}
.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.stat-item strong {
  font-size: 28px;
  font-weight: 700;
  color: #ffd700;
}
.stat-item span {
  font-size: 12px;
  color: rgba(255,255,255,0.7);
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.3);
}

/* 英雄区右侧视觉 */
.hero-visual {
  position: relative;
  height: 360px;
}
.visual-card {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius-lg);
  padding: 28px;
  backdrop-filter: blur(4px);
}
.visual-card.main-card {
  position: absolute;
  top: 20px;
  left: 40px;
  width: 200px;
  text-align: center;
}
.visual-card.side-card {
  position: absolute;
  padding: 16px 20px;
}
.visual-card.top-right {
  top: 0;
  right: 20px;
  width: 140px;
}
.visual-card.bottom-left {
  bottom: 20px;
  left: 0;
  width: 130px;
}
.visual-card.bottom-right {
  bottom: 40px;
  right: 40px;
  width: 130px;
}
.card-icon { font-size: 28px; color: #ffd700; margin-bottom: 8px; }
.card-icon.small { font-size: 18px; margin-bottom: 4px; }
.card-title { font-size: 16px; font-weight: 600; color: #fff; }
.card-title.small { font-size: 14px; }
.card-sub { font-size: 12px; color: rgba(255,255,255,0.7); margin-top: 4px; }

/* ─── 特点/优势 ─── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.feature-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.feature-icon svg { width: 24px; height: 24px; }
.bg-blue { background: #e8f0fb; color: #185FA5; }
.bg-red  { background: #fcebeb; color: #A32D2D; }
.bg-gold { background: #faeeda; color: #854F0B; }
.bg-green{ background: #eaf3de; color: #3B6D11; }
.feature-card h3 { font-size: 17px; font-weight: 600; margin-bottom: 10px; color: var(--primary); }
.feature-card p  { font-size: 14px; color: var(--text-sec); line-height: 1.7; }

/* ─── 服务列表 ─── */
.services-list { display: flex; flex-direction: column; gap: 2px; }
.service-item {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 24px 28px;
  background: var(--bg-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition: all var(--transition);
  text-decoration: none;
  color: inherit;
}
.service-item:hover {
  box-shadow: var(--shadow-sm);
  border-color: var(--primary);
  transform: translateX(4px);
}
.service-num {
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
  min-width: 48px;
}
.service-info { flex: 1; }
.service-info h3 { font-size: 17px; font-weight: 600; color: var(--primary); margin-bottom: 4px; }
.service-info p  { font-size: 13px; color: var(--text-sec); }
.service-arrow { font-size: 20px; color: var(--text-muted); }

/* ─── 流程步骤 ─── */
.process-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}
.step {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
  width: 200px;
  transition: box-shadow var(--transition);
}
.step:hover { box-shadow: var(--shadow-sm); }
.step-num {
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}
.step h3 { font-size: 17px; font-weight: 600; color: var(--primary); margin-bottom: 10px; }
.step p  { font-size: 13px; color: var(--text-sec); line-height: 1.6; }
.step-arrow { font-size: 24px; color: var(--accent); padding: 0 8px; }

/* ─── 案例 ─── */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.case-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.case-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.case-tag {
  display: inline-block;
  background: #e8f0fb;
  color: var(--primary-lt);
  font-size: 12px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 14px;
}
.case-card h3 { font-size: 17px; font-weight: 600; color: var(--primary); margin-bottom: 10px; }
.case-card p  { font-size: 14px; color: var(--text-sec); line-height: 1.7; margin-bottom: 16px; }
.case-meta {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.case-amount strong { color: var(--accent); font-weight: 600; }
.case-time { color: var(--text-muted); }

/* ─── CTA 区域 ─── */
.cta-section {
  background: linear-gradient(135deg, var(--primary-dk), var(--primary));
  color: #fff;
  padding: 80px 0;
  text-align: center;
}
.cta-section h2 { font-size: 34px; font-weight: 700; margin-bottom: 14px; }
.cta-section p  { font-size: 17px; color: rgba(255,255,255,0.85); margin-bottom: 40px; }
.cta-actions { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; }

/* ─── 页脚 ─── */
.footer {
  background: #0d2044;
  color: rgba(255,255,255,0.75);
  padding: 60px 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand p { font-size: 13px; margin-top: 14px; color: rgba(255,255,255,0.6); line-height: 1.7; }
.footer-brand .logo-icon { background: rgba(255,255,255,0.15); }
.footer-brand .logo-text strong { color: #fff; }
.footer-brand .logo-text span { color: rgba(255,255,255,0.5); }

.footer-links h4, .footer-contact h4 {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer-links a:hover { color: #fff; }
.footer-contact p { font-size: 13px; margin-bottom: 8px; }

.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  line-height: 1.8;
}

/* ─── 页面内 Hero（子页）─── */
.page-hero {
  background: linear-gradient(135deg, var(--primary-dk), var(--primary));
  color: #fff;
  padding: 60px 0 50px;
}
.breadcrumb { font-size: 13px; color: rgba(255,255,255,0.6); margin-bottom: 12px; }
.breadcrumb a { color: rgba(255,255,255,0.6); }
.breadcrumb a:hover { color: #fff; }
.page-hero h1 { font-size: 38px; font-weight: 700; margin-bottom: 10px; }
.page-hero p  { font-size: 16px; color: rgba(255,255,255,0.8); }

/* ─── 关于我们页 ─── */
.about-layout {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 60px;
  align-items: start;
}
.about-text h2 { font-size: 32px; font-weight: 700; color: var(--primary); margin-bottom: 20px; line-height: 1.3; }
.about-text p  { font-size: 15px; color: var(--text-sec); margin-bottom: 16px; line-height: 1.8; }

.about-highlight { display: flex; flex-direction: column; gap: 14px; margin-top: 24px; }
.highlight-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px;
  background: var(--bg-light);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--primary);
}
.highlight-item strong { font-size: 15px; color: var(--primary); min-width: 60px; }
.highlight-item span  { font-size: 13px; color: var(--text-sec); }

.about-stats-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.stats-card {
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
}
.stats-card:nth-child(even) { background: var(--accent); }
.big-stat { display: flex; align-items: baseline; justify-content: center; gap: 4px; }
.stat-num { font-size: 36px; font-weight: 700; color: #fff; }
.stat-unit { font-size: 16px; color: rgba(255,255,255,0.8); }
.stats-card p { font-size: 13px; color: rgba(255,255,255,0.8); margin-top: 8px; }

/* 团队 */
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.team-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 20px;
  text-align: center;
  transition: box-shadow var(--transition), transform var(--transition);
}
.team-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.team-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin: 0 auto 16px;
}
.team-card h3   { font-size: 17px; font-weight: 600; color: var(--primary); }
.team-role      { font-size: 13px; color: var(--accent); margin: 4px 0 12px; }
.team-desc      { font-size: 13px; color: var(--text-sec); line-height: 1.6; }

/* 价值观 */
.values-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.value-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: box-shadow var(--transition);
}
.value-card:hover { box-shadow: var(--shadow-sm); }
.value-icon { font-size: 28px; color: var(--primary); margin-bottom: 16px; }
.value-card h3 { font-size: 17px; font-weight: 600; color: var(--primary); margin-bottom: 10px; }
.value-card p  { font-size: 14px; color: var(--text-sec); line-height: 1.7; }

/* ─── 服务详情页 ─── */
.service-detail-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
  overflow: hidden;
}
.sdc-header {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 28px 32px;
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
}
.sdc-num { font-size: 36px; font-weight: 700; color: var(--primary); opacity: 0.3; min-width: 52px; }
.sdc-header h2 { font-size: 22px; font-weight: 600; color: var(--primary); }
.sdc-sub { font-size: 13px; color: var(--text-sec); margin-top: 4px; }
.sdc-body {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 40px;
  padding: 32px;
}
.sdc-desc p { font-size: 15px; color: var(--text-sec); margin-bottom: 16px; line-height: 1.8; }
.sdc-list { margin-top: 16px; }
.sdc-list li {
  font-size: 14px;
  color: var(--text-sec);
  padding: 8px 0;
  padding-left: 20px;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.sdc-list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--accent);
}
.sdc-list li:last-child { border-bottom: none; }
.sdc-info { display: flex; flex-direction: column; gap: 16px; }
.info-box {
  background: var(--bg-light);
  border-radius: var(--radius-md);
  padding: 16px 18px;
}
.info-box h4 { font-size: 14px; font-weight: 600; color: var(--primary); margin-bottom: 6px; }
.info-box p  { font-size: 13px; color: var(--text-sec); line-height: 1.6; }

/* 定价 */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pricing-card {
  background: var(--bg-white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  position: relative;
  transition: box-shadow var(--transition);
}
.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}
.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  padding: 3px 16px;
  border-radius: 20px;
}
.pricing-header h3 { font-size: 20px; font-weight: 600; color: var(--primary); margin-bottom: 12px; }
.pricing-rate {
  font-size: 44px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
}
.pricing-rate span { font-size: 18px; }
.pricing-header p { font-size: 13px; color: var(--text-muted); margin-bottom: 24px; }
.pricing-list { text-align: left; margin-bottom: 28px; }
.pricing-list li { font-size: 14px; color: var(--text-sec); padding: 8px 0; border-bottom: 1px solid var(--border); }
.pricing-list li:last-child { border-bottom: none; }

/* ─── 联系我们页 ─── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 60px;
  align-items: start;
}
.contact-info h2 { font-size: 28px; font-weight: 600; color: var(--primary); margin-bottom: 14px; }
.contact-intro { font-size: 15px; color: var(--text-sec); line-height: 1.8; margin-bottom: 32px; }

.contact-items { display: flex; flex-direction: column; gap: 24px; margin-bottom: 28px; }
.contact-item { display: flex; gap: 18px; align-items: flex-start; }
.contact-item-icon {
  width: 44px;
  height: 44px;
  background: var(--bg-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.contact-item h4 { font-size: 14px; font-weight: 600; color: var(--primary); margin-bottom: 4px; }
.contact-item p  { font-size: 14px; color: var(--text-sec); line-height: 1.6; }
.contact-item .muted { font-size: 12px; color: var(--text-muted); }
.big-phone { font-size: 22px; font-weight: 700; color: var(--accent); }

.contact-tips {
  background: #fff8e1;
  border: 1px solid #ffe082;
  border-radius: var(--radius-md);
  padding: 18px 20px;
}
.contact-tips h4 { font-size: 14px; font-weight: 600; color: #7b5d00; margin-bottom: 10px; }
.contact-tips ul { display: flex; flex-direction: column; gap: 6px; }
.contact-tips li { font-size: 13px; color: #6b5000; padding-left: 14px; position: relative; }
.contact-tips li::before { content: "•"; position: absolute; left: 0; }

.form-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}
.form-card h3 { font-size: 22px; font-weight: 600; color: var(--primary); margin-bottom: 8px; }
.form-intro { font-size: 14px; color: var(--text-muted); margin-bottom: 24px; }

.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 13px; font-weight: 500; color: var(--text-main); }
.required { color: var(--accent); }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  color: var(--text-main);
  background: var(--bg-white);
  transition: border-color var(--transition);
  outline: none;
  resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--primary); }

.form-agree {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 12px;
  color: var(--text-muted);
}
.form-agree input { margin-top: 2px; flex-shrink: 0; }

.btn-submit {
  width: 100%;
  padding: 14px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition);
  font-family: inherit;
}
.btn-submit:hover { background: var(--accent-lt); }

/* 地图占位 */
.map-section { height: 320px; background: var(--bg-light); position: relative; overflow: hidden; }
.map-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(120deg, #e8f0fb 0%, #d4ddf5 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.map-overlay {
  background: rgba(255,255,255,0.9);
  border-radius: var(--radius-lg);
  padding: 24px 32px;
  text-align: center;
  border: 1px solid var(--border);
}
.map-overlay h3 { font-size: 18px; font-weight: 600; color: var(--primary); margin-bottom: 8px; }
.map-overlay p  { font-size: 14px; color: var(--text-sec); }

/* FAQ */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 8px; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; }
.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 24px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 500;
  color: var(--primary);
  background: var(--bg-white);
  transition: background var(--transition);
  user-select: none;
}
.faq-q:hover { background: var(--bg-light); }
.faq-q.open { background: var(--bg-light); }
.faq-icon { font-size: 20px; font-weight: 400; color: var(--accent); transition: transform var(--transition); }
.faq-q.open .faq-icon { transform: rotate(45deg); }
.faq-a {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.2s ease;
}
.faq-a.open {
  max-height: 300px;
  padding: 16px 24px 20px;
}
.faq-a p { font-size: 14px; color: var(--text-sec); line-height: 1.8; }

/* ─── 响应式 ─── */
@media (max-width: 992px) {
  .hero .container { grid-template-columns: 1fr; gap: 0; }
  .hero-visual { display: none; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { gap: 12px; }
  .step-arrow { display: none; }
  .about-layout { grid-template-columns: 1fr; }
  .sdc-body { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
}

@media (max-width: 768px) {
  .nav { display: none; }
  .header .btn-primary { display: none; }
  .menu-toggle { display: block; }

  .section-pad { padding: 52px 0; }
  .hero { padding: 60px 0; }
  .hero-content h1 { font-size: 30px; }
  .section-header h2 { font-size: 24px; }

  .features-grid { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  .cta-section h2 { font-size: 24px; }
  .page-hero h1 { font-size: 28px; }
}