:root {
  --primary: #7C5CBF;
  --primary-light: #9B7FD4;
  --primary-dark: #5A3D99;
  --secondary: #F4A261;
  --accent: #E76F51;
  --bg-light: #F8F6FC;
  --bg-white: #FFFFFF;
  --text-dark: #2D2D3A;
  --text-medium: #5A5A6E;
  --text-light: #8E8EA0;
  --border: #E5E5EE;
  --shadow-sm: 0 2px 10px rgba(124, 92, 191, 0.08);
  --shadow: 0 4px 20px rgba(124, 92, 191, 0.1);
  --shadow-hover: 0 8px 30px rgba(124, 92, 191, 0.2);
  --shadow-lg: 0 12px 40px rgba(124, 92, 191, 0.25);
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 30px;
  --transition: all 0.3s ease;
  --transition-slow: all 0.5s ease;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-dark);
  background: var(--bg-white);
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
}

/* ===========================
   3. 通用工具类
   =========================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: var(--bg-white);
  color: var(--primary);
  box-shadow: var(--shadow);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.btn-outline {
  background: transparent;
  color: var(--bg-white);
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--bg-white);
}

.btn.full {
  width: 100%;
}

.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--bg-white);
  padding: 6px 16px;
  border-radius: var(--radius-xl);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.section-title h2 {
  font-size: 38px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.section-title p {
  font-size: 17px;
  color: var(--text-light);
}

.section-title.light h2 {
  color: var(--bg-white);
}

.section-title.light p {
  color: rgba(255, 255, 255, 0.8);
}

.section-title.light .section-tag {
  background: rgba(255, 255, 255, 0.2);
}

/* ===========================
   4. 头部导航
   =========================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 15px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  font-size: 32px;
}

.logo-text {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
}

.logo-text span {
  color: var(--secondary);
}

.main-nav {
  display: flex;
  align-items: center;
}

.nav-menu {
  display: flex;
  gap: 8px;
}

.nav-menu li a {
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  color: var(--text-medium);
}

.nav-menu li a:hover,
.nav-menu li a.active {
  background: var(--primary);
  color: var(--bg-white);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.nav-toggle span {
  width: 25px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===========================
   5. Hero区域
   =========================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 0 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, var(--secondary) 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(244,162,97,0.2) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--bg-white);
  padding: 60px 0;
}

.hero-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.2);
  padding: 8px 24px;
  border-radius: var(--radius-xl);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero h1 {
  font-size: 56px;
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.2;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.hero-desc {
  font-size: 18px;
  max-width: 700px;
  margin: 0 auto 40px;
  opacity: 0.95;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  z-index: 1;
}

.hero-wave svg {
  display: block;
  width: 100%;
  height: 80px;
}

/* ===========================
   6. 数据统计
   =========================== */
.stats {
  padding: 60px 0;
  background: var(--bg-white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.stat-item {
  text-align: center;
  padding: 30px;
  border-radius: var(--radius);
  background: var(--bg-light);
  transition: var(--transition);
}

.stat-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}

.stat-number {
  font-size: 42px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 8px;
}

.stat-label {
  font-size: 15px;
  color: var(--text-medium);
}

/* ===========================
   7. 服务区域
   =========================== */
.services {
  padding: 80px 0;
  background: var(--bg-light);
}

.services-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.service-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px 30px;
  background: var(--bg-white);
  border-radius: var(--radius);
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--primary);
  position: relative;
}

.service-card:hover {
  box-shadow: var(--shadow);
  transform: translateX(5px);
}

.service-card.featured {
  border-left-color: var(--secondary);
  background: linear-gradient(135deg, var(--bg-white) 0%, #FFF9F3 100%);
}

.service-badge {
  position: absolute;
  top: -10px;
  right: 20px;
  background: linear-gradient(135deg, var(--secondary), var(--accent));
  color: var(--bg-white);
  padding: 4px 12px;
  border-radius: var(--radius-xl);
  font-size: 12px;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(244, 162, 97, 0.4);
}

.service-icon {
  width: 50px;
  height: 50px;
  min-width: 50px;
  background: var(--bg-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-icon i {
  font-size: 22px;
  color: var(--primary);
}

.service-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-dark);
  min-width: 100px;
}

.service-card p {
  font-size: 14px;
  color: var(--text-medium);
  line-height: 1.6;
  flex: 1;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  white-space: nowrap;
}

.service-link i {
  transition: transform 0.3s ease;
}

.service-card:hover .service-link i {
  transform: translateX(4px);
}

/* 代生服务卡片独特样式 */
.service-card.daisheng-card {
  border-left-color: #667eea;
  background: linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);
  position: relative;
  overflow: hidden;
}

.service-card.daisheng-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
  border-radius: 50%;
  transform: translate(30%, -30%);
}

.service-card.daisheng-card:hover {
  border-left-color: #764ba2;
  box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
  transform: translateX(8px);
}

.service-card.daisheng-card .service-icon {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.service-card.daisheng-card .service-icon i {
  color: #ffffff;
}

.service-card.daisheng-card h3 {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.service-card.daisheng-card .service-link {
  color: #667eea;
}

/* ===========================
   7.5 代生服务模块
   =========================== */
.daisheng-section {
  padding: 100px 0;
  background: linear-gradient(180deg, #f8f9ff 0%, #ffffff 100%);
  position: relative;
  overflow: hidden;
}

.daisheng-section::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(102, 126, 234, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.daisheng-section::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(118, 75, 162, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.daisheng-header {
  text-align: center;
  margin-bottom: 60px;
  position: relative;
  z-index: 1;
}

.daisheng-header .section-tag {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #ffffff;
  padding: 8px 20px;
  border-radius: 30px;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
  display: inline-block;
}

.daisheng-header h2 {
  font-size: 38px;
  font-weight: 800;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.daisheng-header p {
  font-size: 17px;
  color: var(--text-medium);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.8;
}

.daisheng-content {
  position: relative;
  z-index: 1;
}

.daisheng-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 50px;
}

.daisheng-feature {
  background: #ffffff;
  padding: 30px 24px;
  border-radius: 16px;
  text-align: center;
  transition: all 0.4s ease;
  border: 2px solid transparent;
  box-shadow: 0 4px 20px rgba(102, 126, 234, 0.08);
}

.daisheng-feature:hover {
  transform: translateY(-8px);
  border-color: #667eea;
  box-shadow: 0 12px 35px rgba(102, 126, 234, 0.15);
}

.feature-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.4s ease;
}

.daisheng-feature:hover .feature-icon {
  transform: scale(1.1) rotate(360deg);
}

.feature-icon i {
  font-size: 28px;
  color: #ffffff;
}

.daisheng-feature h4 {
  font-size: 20px;
  font-weight: 700;
  color: #2d3748;
  margin-bottom: 10px;
}

.daisheng-feature p {
  font-size: 14px;
  color: #718096;
  line-height: 1.6;
}

.daisheng-plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.plan-card {
  background: #ffffff;
  padding: 40px 30px;
  border-radius: 20px;
  text-align: center;
  transition: all 0.4s ease;
  border: 2px solid #e2e8f0;
  position: relative;
  overflow: hidden;
}

.plan-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.plan-card:hover {
  transform: translateY(-10px);
  border-color: #667eea;
  box-shadow: 0 15px 40px rgba(102, 126, 234, 0.2);
}

.plan-card:hover::before {
  transform: scaleX(1);
}

.plan-card.featured {
  border-color: #667eea;
  background: linear-gradient(180deg, #f8f9ff 0%, #ffffff 100%);
  transform: scale(1.05);
}

.plan-card.featured:hover {
  transform: scale(1.05) translateY(-10px);
}

.plan-badge {
  position: absolute;
  top: 20px;
  right: -30px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #ffffff;
  padding: 6px 40px;
  font-size: 12px;
  font-weight: 700;
  transform: rotate(45deg);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.plan-header {
  margin-bottom: 30px;
}

.plan-header h4 {
  font-size: 24px;
  font-weight: 700;
  color: #2d3748;
  margin-bottom: 12px;
}

.plan-price {
  font-size: 16px;
  color: #667eea;
  font-weight: 600;
}

.plan-features {
  list-style: none;
  padding: 0;
  margin: 0 0 30px;
  text-align: left;
}

.plan-features li {
  padding: 12px 0;
  border-bottom: 1px solid #f0f0f0;
  font-size: 15px;
  color: #4a5568;
  display: flex;
  align-items: center;
  gap: 10px;
}

.plan-features li:last-child {
  border-bottom: none;
}

.plan-features li i.fa-check {
  color: #48bb78;
  font-size: 16px;
}

.plan-features li i.fa-minus {
  color: #cbd5e0;
  font-size: 16px;
}

.plan-card .btn {
  width: 100%;
  padding: 14px 24px;
  border-radius: 12px;
  font-weight: 600;
}

.plan-card .btn-outline {
  border: 2px solid #667eea;
  color: #667eea;
}

.plan-card .btn-outline:hover {
  background: #667eea;
  color: #ffffff;
}

.plan-card .btn-primary {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #ffffff;
  border: none;
}

.plan-card .btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

/* ===========================
   8. 关于我们
   =========================== */
.about {
  padding: 100px 0;
  background: var(--bg-white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-image {
  position: relative;
}

.image-frame {
  background: linear-gradient(135deg, var(--primary-light), var(--secondary));
  border-radius: var(--radius-lg);
  padding: 20px;
}

.image-placeholder {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 80px 40px;
  text-align: center;
}

.image-placeholder i {
  font-size: 64px;
  color: var(--primary);
  margin-bottom: 16px;
}

.image-placeholder span {
  display: block;
  font-size: 18px;
  color: var(--text-medium);
  font-weight: 500;
}

.about-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--secondary);
  color: var(--bg-white);
  width: 120px;
  height: 120px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 30px rgba(244, 162, 97, 0.4);
}

.about-badge i {
  font-size: 28px;
  margin-bottom: 4px;
}

.about-badge span {
  font-size: 14px;
  font-weight: 700;
  text-align: center;
  line-height: 1.3;
}

.about-content .section-tag {
  margin-bottom: 16px;
}

.about-content h2 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-dark);
}

.about-desc {
  font-size: 16px;
  color: var(--text-medium);
  margin-bottom: 30px;
  line-height: 1.8;
}

.about-features {
  margin-bottom: 30px;
}

.about-feature {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
}

.about-feature i {
  font-size: 24px;
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 4px;
}

.about-feature h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-dark);
}

.about-feature p {
  font-size: 15px;
  color: var(--text-light);
}

/* ===========================
   9. 服务流程
   =========================== */
.process {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--bg-white);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.process-item {
  text-align: center;
  padding: 40px 20px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.process-item:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-5px);
}

.process-number {
  font-size: 48px;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.3);
  margin-bottom: 16px;
}

.process-item h4 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

.process-item p {
  font-size: 15px;
  opacity: 0.9;
  line-height: 1.7;
}

/* ===========================
   10. 联系我们
   =========================== */
.contact {
  padding: 100px 0;
  background: var(--bg-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info .section-tag {
  margin-bottom: 16px;
}

.contact-info h2 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-dark);
}

.contact-info > p {
  font-size: 16px;
  color: var(--text-medium);
  margin-bottom: 40px;
  line-height: 1.7;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--bg-white);
  padding: 20px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  max-width: 320px;
}

.contact-item {
  display: flex;
  gap: 12px;
  align-items: center;
}

.contact-item i {
  width: 36px;
  height: 36px;
  background: var(--bg-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--primary);
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 2px;
  color: var(--text-dark);
}

.contact-item p {
  font-size: 13px;
  color: var(--text-light);
  margin: 0;
}

.contact-form-wrapper {
  background: var(--bg-light);
  padding: 40px;
  border-radius: var(--radius-lg);
}

.contact-form h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--text-dark);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-input {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-size: 15px;
  background: var(--bg-white);
  transition: var(--transition);
  font-family: inherit;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(124, 92, 191, 0.1);
}

.form-input.full {
  grid-column: 1 / -1;
  margin-bottom: 16px;
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

/* ===========================
   11. 页脚
   =========================== */
.site-footer {
  background: var(--text-dark);
  color: var(--bg-white);
  padding: 80px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.footer-logo .logo-text {
  color: var(--bg-white);
}

.footer-about p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.8;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--bg-white);
}

.footer-links ul li {
  margin-bottom: 12px;
}

.footer-links ul li a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 15px;
}

.footer-links ul li a:hover {
  color: var(--secondary);
  padding-left: 5px;
}

.footer-contact p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-contact p i {
  color: var(--secondary);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 30px;
  text-align: center;
}

.footer-bottom p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
}

/* ===========================
   12. 子页面样式
   =========================== */
.page-banner {
  padding: 140px 0 80px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, var(--secondary) 100%);
  color: var(--bg-white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.page-banner h1 {
  font-size: 42px;
  font-weight: 800;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}

.page-banner p {
  font-size: 18px;
  opacity: 0.9;
  position: relative;
  z-index: 1;
}

.page-content {
  padding: 80px 0;
  background: var(--bg-white);
}

.content-wrapper {
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 50px;
}

.content-main {
  background: var(--bg-white);
}

.content-main h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-dark);
  position: relative;
  padding-left: 20px;
}

.content-main h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 70%;
  background: linear-gradient(180deg, var(--primary), var(--primary-light));
  border-radius: 2px;
}

.content-main h3 {
  font-size: 22px;
  font-weight: 600;
  margin: 40px 0 20px;
  color: var(--text-dark);
  padding-bottom: 12px;
  border-bottom: 2px solid var(--bg-light);
  position: relative;
}

.content-main h3::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.content-main p {
  font-size: 16px;
  color: var(--text-medium);
  line-height: 1.8;
  margin-bottom: 16px;
}

.content-main strong {
  color: var(--primary);
  font-weight: 600;
}

/* 信息框样式 */
.info-box {
  background: linear-gradient(135deg, var(--bg-light) 0%, #F0EDF7 100%);
  padding: 24px;
  border-radius: var(--radius);
  margin: 24px 0;
  border-left: 4px solid var(--primary);
}

.info-box p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
}

/* 高亮框样式 */
.highlight-box {
  background: linear-gradient(135deg, #FFF9F3 0%, #FFF3E6 100%);
  padding: 24px;
  border-radius: var(--radius);
  margin: 24px 0;
  border-left: 4px solid var(--secondary);
}

.highlight-box p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-dark);
}

.process-steps {
  margin: 24px 0;
}

.step-item {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
  padding: 24px;
  background: var(--bg-white);
  border-radius: var(--radius);
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}

.step-item:hover {
  box-shadow: var(--shadow);
  transform: translateX(5px);
  border-color: var(--primary-light);
}

.step-number {
  width: 50px;
  height: 50px;
  min-width: 50px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-white);
  font-size: 18px;
  font-weight: 700;
}

.step-content h4 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-dark);
}

.step-content p {
  font-size: 14px;
  color: var(--text-medium);
  margin: 0;
  line-height: 1.6;
}

.criteria-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 20px 0;
}

.criteria-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--bg-white);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.criteria-item:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-sm);
}

.criteria-item i {
  color: var(--primary);
  font-size: 18px;
  flex-shrink: 0;
}

.criteria-item span {
  font-size: 14px;
  color: var(--text-medium);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 24px 0;
}

.advantage-card {
  background: var(--bg-white);
  padding: 28px 24px;
  border-radius: var(--radius);
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}

.advantage-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-5px);
  border-color: var(--primary-light);
}

.advantage-card i {
  width: 60px;
  height: 60px;
  line-height: 60px;
  background: var(--bg-light);
  border-radius: 50%;
  font-size: 28px;
  color: var(--primary);
  margin-bottom: 16px;
  display: inline-block;
  transition: var(--transition);
}

.advantage-card:hover i {
  background: var(--primary);
  color: var(--bg-white);
}

.advantage-card h4 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-dark);
}

.advantage-card p {
  font-size: 14px;
  color: var(--text-light);
  margin: 0;
  line-height: 1.6;
}

.sidebar {
  position: sticky;
  top: 100px;
}

.sidebar-box {
  background: var(--bg-white);
  padding: 30px;
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}

.sidebar-box h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--text-dark);
  padding-bottom: 12px;
  border-bottom: 2px solid var(--bg-light);
  position: relative;
}

.sidebar-box h3::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--primary);
}

.sidebar-box p {
  font-size: 15px;
  color: var(--text-medium);
  margin-bottom: 12px;
  line-height: 1.6;
}

.sidebar-box p i {
  color: var(--primary);
  margin-right: 8px;
}

.sidebar-contact {
  margin-bottom: 20px;
}

.sidebar-contact p {
  margin-bottom: 8px;
}

.sidebar-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-links li {
  margin-bottom: 12px;
}

.sidebar-links li a {
  font-size: 15px;
  color: var(--text-medium);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.sidebar-links li a i {
  color: var(--primary);
  width: 20px;
  text-align: center;
}

.sidebar-links li a:hover {
  color: var(--primary);
  padding-left: 5px;
}

/* ===========================
   13. 装饰元素
   =========================== */
.section-divider {
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
  border-radius: 2px;
  margin: 40px 0;
}

.text-gradient {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glow-effect {
  position: relative;
}

.glow-effect::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120%;
  height: 120%;
  background: radial-gradient(circle, rgba(124, 92, 191, 0.1) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* 动画效果 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.animate-fade-in {
  animation: fadeInUp 0.6s ease forwards;
}

/* 滚动条美化 */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--primary), var(--primary-light));
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}

/* ===========================
   14. 响应式设计
   =========================== */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .daisheng-features {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .daisheng-plans {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .content-wrapper {
    grid-template-columns: 1fr;
  }
  
  .sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  
  .sidebar-box {
    margin-bottom: 0;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--bg-white);
    flex-direction: column;
    padding: 20px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .hero {
    min-height: auto;
    padding: 120px 0 60px;
  }
  
  .hero h1 {
    font-size: 32px;
  }
  
  .hero-desc {
    font-size: 15px;
  }
  
  .hero-actions {
    flex-direction: column;
    gap: 12px;
  }
  
  .hero-actions .btn {
    width: 100%;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  
  .stat-item {
    padding: 20px;
  }
  
  .stat-number {
    font-size: 32px;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .service-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  
  .service-card h3 {
    min-width: auto;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
  }
  
  .about-badge {
    right: 20px;
  }
  
  .process-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-form-wrapper {
    padding: 24px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .content-wrapper {
    grid-template-columns: 1fr;
  }
  
  .sidebar {
    position: static;
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .criteria-grid {
    grid-template-columns: 1fr;
  }
  
  .advantages-grid {
    grid-template-columns: 1fr;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .section-title h2 {
    font-size: 28px;
  }
  
  .page-banner {
    padding: 120px 0 60px;
  }
  
  .page-banner h1 {
    font-size: 28px;
  }
  
  .page-banner p {
    font-size: 16px;
  }
  
  .step-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
  }
  
  .content-main h2 {
    font-size: 22px;
    padding-left: 16px;
  }
  
  .content-main h3 {
    font-size: 18px;
    margin: 30px 0 16px;
  }
  
  .content-main p {
    font-size: 15px;
  }
  
  .info-box,
  .highlight-box {
    padding: 16px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 24px;
  }
  
  .hero-desc {
    font-size: 14px;
  }
  
  .stat-number {
    font-size: 28px;
  }
  
  .stat-label {
    font-size: 13px;
  }
  
  .btn {
    padding: 12px 24px;
    font-size: 14px;
  }
  
  .page-banner h1 {
    font-size: 24px;
  }
  
  .page-banner p {
    font-size: 14px;
  }
  
  .content-main h2 {
    font-size: 20px;
  }
  
  .content-main h3 {
    font-size: 17px;
  }
  
  .section-title h2 {
    font-size: 24px;
  }
  
  .section-title p {
    font-size: 14px;
  }
  
  .advantage-card {
    padding: 20px 16px;
  }
  
  .advantage-card i {
    width: 50px;
    height: 50px;
    line-height: 50px;
    font-size: 24px;
  }
  
  .sidebar-box {
    padding: 20px;
  }
}

/* ===========================
   代生页面独特样式
   =========================== */

/* 代生页面横幅样式 */
.daisheng-page .page-banner {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  position: relative;
  overflow: hidden;
}

.daisheng-page .page-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.daisheng-page .page-banner::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.daisheng-page .page-banner h1 {
  font-size: 48px;
  font-weight: 900;
  text-shadow: 0 4px 20px rgba(0,0,0,0.2);
  letter-spacing: 2px;
}

.daisheng-page .page-banner p {
  font-size: 20px;
  font-weight: 300;
  opacity: 0.95;
}

/* 代生页面内容区样式 */
.daisheng-page .content-main {
  background: linear-gradient(180deg, #ffffff 0%, #f8f9ff 100%);
  padding: 60px 50px;
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(102, 126, 234, 0.1);
}

.daisheng-page .content-main h2 {
  font-size: 36px;
  font-weight: 800;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 30px;
  position: relative;
  padding-bottom: 15px;
}

.daisheng-page .content-main h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
  border-radius: 2px;
}

.daisheng-page .content-main h3 {
  font-size: 28px;
  font-weight: 700;
  color: #667eea;
  margin-top: 50px;
  margin-bottom: 25px;
  padding-left: 20px;
  position: relative;
}

.daisheng-page .content-main h3::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 30px;
  background: linear-gradient(180deg, #667eea 0%, #764ba2 100%);
  border-radius: 3px;
}

/* 代生优势网格样式 */
.daisheng-page .advantages-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin: 40px 0;
}

.daisheng-page .advantage-item {
  background: linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);
  padding: 35px 30px;
  border-radius: 16px;
  border: 2px solid transparent;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.daisheng-page .advantage-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.daisheng-page .advantage-item:hover {
  border-color: #667eea;
  transform: translateY(-8px);
  box-shadow: 0 15px 35px rgba(102, 126, 234, 0.2);
}

.daisheng-page .advantage-item:hover::before {
  transform: scaleX(1);
}

.daisheng-page .advantage-item i {
  font-size: 40px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
  display: block;
}

.daisheng-page .advantage-item h4 {
  font-size: 22px;
  font-weight: 700;
  color: #2d3748;
  margin-bottom: 12px;
}

.daisheng-page .advantage-item p {
  font-size: 15px;
  color: #718096;
  line-height: 1.7;
}

/* 代生对比表格样式 */
.daisheng-page .comparison-table-wrapper {
  margin: 40px 0;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(102, 126, 234, 0.15);
}

.daisheng-page .comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: #ffffff;
}

.daisheng-page .comparison-table thead {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #ffffff;
}

.daisheng-page .comparison-table th {
  padding: 20px;
  font-size: 18px;
  font-weight: 700;
  text-align: center;
}

.daisheng-page .comparison-table th:first-child {
  text-align: left;
  padding-left: 30px;
}

.daisheng-page .comparison-table tbody tr {
  border-bottom: 1px solid #e2e8f0;
  transition: all 0.3s ease;
}

.daisheng-page .comparison-table tbody tr:hover {
  background: linear-gradient(90deg, #f8f9ff 0%, #ffffff 100%);
}

.daisheng-page .comparison-table tbody tr:last-child {
  border-bottom: none;
}

.daisheng-page .comparison-table td {
  padding: 18px 20px;
  text-align: center;
  font-size: 16px;
  color: #4a5568;
}

.daisheng-page .comparison-table td:first-child {
  text-align: left;
  font-weight: 600;
  color: #2d3748;
  padding-left: 30px;
}

.daisheng-page .comparison-table .fa-check {
  color: #48bb78;
  font-size: 22px;
}

.daisheng-page .comparison-table .fa-minus {
  color: #cbd5e0;
  font-size: 22px;
}

/* 代生流程步骤样式 */
.daisheng-page .process-steps {
  margin: 40px 0;
  position: relative;
}

.daisheng-page .process-steps::before {
  content: '';
  position: absolute;
  left: 40px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, #667eea 0%, #764ba2 100%);
}

.daisheng-page .step-item {
  display: flex;
  gap: 30px;
  margin-bottom: 35px;
  position: relative;
}

.daisheng-page .step-item:last-child {
  margin-bottom: 0;
}

.daisheng-page .step-number {
  width: 80px;
  height: 80px;
  min-width: 80px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 800;
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
  position: relative;
  z-index: 2;
  transition: all 0.4s ease;
}

.daisheng-page .step-item:hover .step-number {
  transform: scale(1.1) rotate(360deg);
  box-shadow: 0 12px 30px rgba(102, 126, 234, 0.4);
}

.daisheng-page .step-content {
  flex: 1;
  background: #ffffff;
  padding: 25px 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.05);
  border-left: 4px solid #667eea;
  transition: all 0.3s ease;
}

.daisheng-page .step-item:hover .step-content {
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.15);
  transform: translateX(5px);
}

.daisheng-page .step-content h4 {
  font-size: 20px;
  font-weight: 700;
  color: #667eea;
  margin-bottom: 10px;
}

.daisheng-page .step-content p {
  font-size: 15px;
  color: #718096;
  line-height: 1.7;
}

/* 代生FAQ样式 */
.daisheng-page .faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 25px;
  margin: 40px 0;
}

.daisheng-page .faq-item {
  background: linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);
  padding: 30px;
  border-radius: 16px;
  border: 2px solid #e2e8f0;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.daisheng-page .faq-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, #667eea 0%, #764ba2 100%);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.4s ease;
}

.daisheng-page .faq-item:hover {
  border-color: #667eea;
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(102, 126, 234, 0.15);
}

.daisheng-page .faq-item:hover::before {
  transform: scaleY(1);
}

.daisheng-page .faq-item h4 {
  font-size: 18px;
  font-weight: 700;
  color: #2d3748;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.daisheng-page .faq-item h4 i {
  color: #667eea;
  font-size: 22px;
}

.daisheng-page .faq-item p {
  font-size: 15px;
  color: #718096;
  line-height: 1.8;
}

/* 代生页面响应式 */
@media (max-width: 1024px) {
  .daisheng-page .advantages-grid {
    grid-template-columns: 1fr;
  }
  
  .daisheng-page .faq-grid {
    grid-template-columns: 1fr;
  }
  
  .daisheng-page .content-main {
    padding: 40px 30px;
  }
}

@media (max-width: 768px) {
  .daisheng-page .page-banner h1 {
    font-size: 32px;
  }
  
  .daisheng-page .page-banner p {
    font-size: 16px;
  }
  
  .daisheng-page .content-main h2 {
    font-size: 28px;
  }
  
  .daisheng-page .content-main h3 {
    font-size: 22px;
  }
  
  .daisheng-page .process-steps::before {
    left: 30px;
  }
  
  .daisheng-page .step-number {
    width: 60px;
    height: 60px;
    min-width: 60px;
    font-size: 22px;
  }
  
  .daisheng-page .step-content {
    padding: 20px;
  }
  
  .daisheng-page .step-content h4 {
    font-size: 18px;
  }
  
  .daisheng-page .advantage-item {
    padding: 25px 20px;
  }
  
  .daisheng-page .advantage-item h4 {
    font-size: 18px;
  }
  
  .daisheng-page .comparison-table th,
  .daisheng-page .comparison-table td {
    padding: 14px 12px;
    font-size: 14px;
  }
  
  .daisheng-page .comparison-table td:first-child {
    padding-left: 16px;
  }
}

@media (max-width: 480px) {
  .daisheng-page .page-banner h1 {
    font-size: 26px;
  }
  
  .daisheng-page .page-banner p {
    font-size: 14px;
  }
  
  .daisheng-page .content-main {
    padding: 30px 20px;
  }
  
  .daisheng-page .content-main h2 {
    font-size: 24px;
  }
  
  .daisheng-page .content-main h3 {
    font-size: 20px;
    padding-left: 15px;
  }
  
  .daisheng-page .content-main h3::before {
    width: 4px;
    height: 24px;
  }
  
  .daisheng-page .step-item {
    gap: 15px;
  }
  
  .daisheng-page .step-number {
    width: 50px;
    height: 50px;
    min-width: 50px;
    font-size: 18px;
  }
  
  .daisheng-page .faq-item {
    padding: 20px;
  }
  
  .daisheng-page .faq-item h4 {
    font-size: 16px;
  }
}