/* ============================================
   服务详情页 - 独立样式（无 Header/Footer）
   基于 style.css 精简提取，无变量、无 & 语法
   保留 LESS {} 嵌套结构，类名完整
   ============================================ */
/* ==========================================
   1. Reset
   ========================================== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}
body {
  font-family: 'Noto Sans SC', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  color: #0A1633;
  background: #F8FAFF;
  line-height: 1.6;
  overflow-x: hidden;
}
a {
  color: inherit;
  text-decoration: none;
}
ul,
ol {
  list-style: none;
}
img {
  max-width: 100%;
  display: block;
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}
input,
select,
textarea {
  font-family: inherit;
}
/* ==========================================
   2. Utilities
   ========================================== */
.text-center {
  text-align: center;
}
.text-gradient {
  background: linear-gradient(135deg, #1B6CFF 0%, #00C2FF 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hidden {
  display: none !important;
}
/* ==========================================
   3. Section 通用
   ========================================== */
.section {
  padding: 96px 0;
}
.section-lg {
  padding: 128px 0;
}
.section-sm {
  padding: 64px 0;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 9999px;
  background: #E8F1FF;
  color: #1B6CFF;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}
.section-title {
  font-size: 36px;
  font-weight: 700;
  color: #0A1633;
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-desc {
  font-size: 18px;
  color: #5A6378;
  max-width: 640px;
  line-height: 1.75;
}
.section-head {
  text-align: center;
  margin-bottom: 64px;
}
.section-head .section-desc {
  margin: 0 auto;
}
.section-head-left {
  text-align: left;
  margin-bottom: 48px;
}
/* ==========================================
   4. Buttons
   ========================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  white-space: nowrap;
  transition: all 150ms cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.btn svg {
  width: 18px;
  height: 18px;
}
.btn-primary {
  background: #1B6CFF;
  color: #fff;
  box-shadow: 0 8px 24px rgba(27, 108, 255, 0.25);
}
.btn-primary:hover {
  background: #0A4FCC;
  transform: translateY(-2px);
  box-shadow: 0 16px 48px rgba(27, 108, 255, 0.3);
}
.btn-secondary {
  background: #FFFFFF;
  color: #1B6CFF;
  border: 1.5px solid #E8F1FF;
}
.btn-secondary:hover {
  border-color: #1B6CFF;
  background: #F5F9FF;
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  color: #5A6378;
}
.btn-ghost:hover {
  color: #1B6CFF;
  background: #F5F9FF;
}
.btn-light {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(8px);
}
.btn-light:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}
.btn-lg {
  padding: 16px 36px;
  font-size: 18px;
}
.btn-sm {
  padding: 8px 20px;
  font-size: 14px;
}
/* ==========================================
   5. Hero Grid Background（纯装饰）
   ========================================== */
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
/* ==========================================
   6. Breadcrumb
   ========================================== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 24px;
}
.breadcrumb span {
  color: rgba(255, 255, 255, 0.3);
}
.breadcrumb a:hover {
  color: #fff;
}
/* ==========================================
   7. Detail Hero
   ========================================== */
.detail-hero {
  background: linear-gradient(160deg, #0A1633 0%, #0D2553 40%, #0A3D7A 100%);
  color: #fff;
  padding: calc(72px + 64px) 0 64px;
  position: relative;
  overflow: hidden;
}
.detail-hero .hero-grid-bg {
  position: absolute;
  inset: 0;
}
.detail-hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.detail-hero-text .breadcrumb {
  margin-bottom: 20px;
}
.detail-hero-text h1 {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 16px;
}
.detail-hero-text p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.75;
  margin-bottom: 24px;
}
.detail-hero-text .bg-blue svg,
.detail-hero-text .bg-cyan svg,
.detail-hero-text .bg-green svg,
.detail-hero-text .bg-purple svg,
.detail-hero-text .bg-orange svg,
.detail-hero-text .bg-red svg {
  width: 40px;
  height: 40px;
}
.detail-hero-stats {
  display: flex;
  gap: 32px;
}
.detail-hero-stat .num {
  font-size: 30px;
  font-weight: 700;
  color: #00C2FF;
}
.detail-hero-stat .label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
}
.detail-hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}
.detail-hero-visual svg {
  width: 100%;
  height: 100%;
  max-width: 280px;
}
/* ==========================================
   8. Service Flowchart
   ========================================== */
.flowchart {
  display: flex;
  align-items: stretch;
  gap: 0;
  flex-wrap: wrap;
  justify-content: center;
}
.flow-step {
  flex: 1;
  min-width: 160px;
  background: #FFFFFF;
  border: 1px solid #E5EAF3;
  border-radius: 16px;
  padding: 20px;
  text-align: center;
  position: relative;
  transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
}
.flow-step h4 {
  font-size: 16px;
  font-weight: 600;
  color: #0A1633;
  margin-bottom: 8px;
}
.flow-step p {
  font-size: 12px;
  color: #5A6378;
  line-height: 1.5;
}
.flow-step:hover {
  border-color: #1B6CFF;
  box-shadow: 0 4px 12px rgba(10, 22, 51, 0.08);
  transform: translateY(-4px);
}
.flow-step-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1B6CFF 0%, #00C2FF 100%);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
}
.flow-step-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 12px;
}
.flow-step-icon svg {
  width: 100%;
  height: 100%;
}
.flow-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  color: #4D8FFF;
}
.flow-arrow svg {
  width: 24px;
  height: 24px;
}
/* ==========================================
   9. Advantage Cards
   ========================================== */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.advantage-card {
  background: #FFFFFF;
  border: 1px solid #F0F3F9;
  border-radius: 16px;
  padding: 24px;
  transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
}
.advantage-card h4 {
  font-size: 18px;
  font-weight: 600;
  color: #0A1633;
  margin-bottom: 8px;
}
.advantage-card p {
  font-size: 14px;
  color: #5A6378;
  line-height: 1.75;
}
.advantage-card:hover {
  border-color: #E8F1FF;
  box-shadow: 0 4px 12px rgba(10, 22, 51, 0.08);
  transform: translateY(-4px);
}
.advantage-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.advantage-card-icon svg {
  width: 24px;
  height: 24px;
}
/* ==========================================
   10. Customer Grid
   ========================================== */
.customer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.customer-card {
  background: #FFFFFF;
  border: 1px solid #F0F3F9;
  border-radius: 10px;
  padding: 20px;
  text-align: center;
  transition: all 150ms cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 100px;
}
.customer-card svg {
  width: 32px;
  height: 32px;
}
.customer-card span {
  font-size: 14px;
  color: #5A6378;
  font-weight: 500;
}
.customer-card:hover {
  border-color: #4D8FFF;
  box-shadow: 0 1px 3px rgba(10, 22, 51, 0.06);
  transform: translateY(-2px);
}
/* ==========================================
   11. Service Cards（相关服务）
   ========================================== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: #FFFFFF;
  border-radius: 16px;
  padding: 32px;
  border: 1px solid #F0F3F9;
  transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.service-card h3 {
  font-size: 24px;
  font-weight: 700;
  color: #0A1633;
  margin-bottom: 12px;
}
.service-card p {
  font-size: 14px;
  color: #5A6378;
  line-height: 1.75;
  margin-bottom: 20px;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(135deg, #1B6CFF 0%, #00C2FF 100%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 300ms cubic-bezier(0.4, 0, 0.2, 1);
}
.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(10, 22, 51, 0.1);
  border-color: #E8F1FF;
}
.service-card:hover::before {
  transform: scaleX(1);
}
.service-card:hover .service-card-icon {
  transform: scale(1.08) rotate(-4deg);
}
.service-card:hover .service-card-link {
  gap: 12px;
}
.service-card-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: transform 300ms cubic-bezier(0.4, 0, 0.2, 1);
}
.service-card-icon svg {
  width: 32px;
  height: 32px;
}
.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: #1B6CFF;
  transition: gap 150ms cubic-bezier(0.4, 0, 0.2, 1);
}
.service-card-link svg {
  width: 16px;
  height: 16px;
}
/* ==========================================
   12. CTA Section
   ========================================== */
.cta-section {
  position: relative;
  padding: 80px 0;
  background: linear-gradient(160deg, #0A1633 0%, #0D2553 40%, #0A3D7A 100%);
  color: #fff;
  overflow: hidden;
}
.cta-section .hero-grid-bg {
  position: absolute;
  inset: 0;
}
.cta-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}
.cta-content h2 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 16px;
}
.cta-content p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 32px;
}
/* ==========================================
   13. Color Utilities（图标背景色）
   ========================================== */
.bg-blue {
  background: #E8F1FF;
}
.bg-blue svg {
  color: #1B6CFF;
}
.bg-cyan {
  background: #E6F9FF;
}
.bg-cyan svg {
  color: #00C2FF;
}
.bg-green {
  background: #E6FAF3;
}
.bg-green svg {
  color: #00C896;
}
.bg-purple {
  background: #F0EBFF;
}
.bg-purple svg {
  color: #7C5CFC;
}
.bg-orange {
  background: #FFF8E6;
}
.bg-orange svg {
  color: #FFB800;
}
.bg-red {
  background: #FFEAEA;
}
.bg-red svg {
  color: #FF4D4F;
}
/* ==========================================
   14. Animations
   ========================================== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
/* ==========================================
   15. Responsive
   ========================================== */
@media (max-width: 1024px) {
  .detail-hero-content {
    grid-template-columns: 1fr;
  }
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .advantage-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .customer-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
  .section-title {
    font-size: 30px;
  }
  .section {
    padding: 64px 0;
  }
  .detail-hero-stats {
    flex-wrap: wrap;
    gap: 16px;
  }
  .service-grid,
  .advantage-grid {
    grid-template-columns: 1fr;
  }
  .customer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .flowchart {
    flex-direction: column;
  }
  .flow-arrow {
    transform: rotate(90deg);
    width: auto;
    height: 32px;
  }
}