/* ==================== 基础样式 ==================== */
:root {
  /* 主色调 */
  --color-primary: #165DFF;
  --color-cyan: #36CFC9;
  --color-purple: #722ED1;
  
  /* 背景色 */
  --bg-main: #F8FAFC;
  --bg-white: #FFFFFF;
  --bg-card: #FFFFFF;
  
  /* 文字色 */
  --text-dark: #1E293B;
  --text-gray: #475569;
  --text-light: #94A3B8;
  
  /* 边框色 */
  --border-color: #E5E7EB;
  
  /* 渐变 */
  --gradient-primary: linear-gradient(135deg, #165DFF 0%, #36CFC9 100%);
  --gradient-purple: linear-gradient(135deg, #165DFF 0%, #722ED1 100%);
  --gradient-cyan-purple: linear-gradient(135deg, #36CFC9 0%, #722ED1 100%);
  
  /* 阴影 */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-primary: 0 10px 40px rgba(22, 93, 255, 0.2);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 768px) {
  .container {
    padding: 0 2rem;
  }
}

/* ==================== 科技感背景 ==================== */
.tech-bg {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: -2;
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  animation: pulse 4s ease-in-out infinite;
}

.gradient-orb-1 {
  top: 0;
  left: 25%;
  width: 400px;
  height: 400px;
  background: linear-gradient(135deg, rgba(22, 93, 255, 0.08), rgba(54, 207, 201, 0.08));
}

.gradient-orb-2 {
  bottom: 0;
  right: 25%;
  width: 400px;
  height: 400px;
  background: linear-gradient(135deg, rgba(114, 46, 209, 0.08), rgba(22, 93, 255, 0.08));
  animation-delay: 1s;
}

.tech-grid {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image: 
    linear-gradient(rgba(22, 93, 255, 0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 93, 255, 0.3) 1px, transparent 1px);
  background-size: 60px 60px;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.05); }
}

/* ==================== 导航栏 ==================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(248, 250, 252, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
  transition: all 0.3s ease;
}

.header.scrolled {
  padding: 0.75rem 0;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.3s ease;
}

.logo:hover .logo-icon {
  box-shadow: var(--shadow-md);
}

.logo-icon::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 12px;
  background: var(--gradient-primary);
  filter: blur(8px);
  opacity: 0.2;
  transition: opacity 0.3s ease;
}

.logo:hover .logo-icon::before {
  opacity: 0.4;
}

.logo-icon-svg {
  width: 24px;
  height: 24px;
  color: white;
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* 桌面导航 */
.nav-desktop {
  display: none;
  align-items: center;
  gap: 2rem;
  flex: 1;
  justify-content: center;
}

@media (min-width: 768px) {
  .nav-desktop {
    display: flex;
  }
}

.slogan-badge {
  display: none;
  padding: 0.5rem 1.5rem;
  background: linear-gradient(135deg, rgba(22, 93, 255, 0.05), rgba(54, 207, 201, 0.05));
  border-radius: 12px;
  border: 1px solid rgba(22, 93, 255, 0.1);
}

@media (min-width: 1024px) {
  .slogan-badge {
    display: block;
  }
}

.slogan-text {
  font-size: 1.125rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-link {
  background: none;
  border: none;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-gray);
  cursor: pointer;
  position: relative;
  padding: 0.5rem 0;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

.nav-btn-primary {
  background: var(--gradient-primary);
  border: none;
  color: white;
  font-size: 1rem;
  font-weight: 600;
  padding: 0.625rem 1.25rem;
  border-radius: 8px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.nav-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-primary);
}

.nav-btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #36CFC9 0%, #165DFF 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.nav-btn-primary:hover::before {
  opacity: 1;
}

.nav-btn-primary span {
  position: relative;
  z-index: 1;
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  border-radius: 8px;
  transition: background 0.3s ease;
}

.mobile-menu-btn:hover {
  background: rgba(22, 93, 255, 0.1);
}

@media (min-width: 768px) {
  .mobile-menu-btn {
    display: none;
  }
}

.menu-icon, .close-icon {
  width: 24px;
  height: 24px;
  color: var(--text-gray);
}

.close-icon {
  color: var(--color-primary);
}

.mobile-menu-btn:hover .menu-icon {
  color: var(--color-primary);
}

/* 移动端菜单 */
.mobile-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg-main);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem;
  box-shadow: var(--shadow-lg);
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mobile-nav-link {
  background: none;
  border: none;
  text-align: left;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-gray);
  cursor: pointer;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.mobile-nav-link:hover {
  background: rgba(22, 93, 255, 0.05);
  color: var(--color-primary);
}

.mobile-nav-btn {
  margin-top: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--gradient-primary);
  border: none;
  color: white;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
}

/* ==================== 英雄区域 ==================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 5rem;
  overflow: hidden;
}

.hero-decoration {
  position: absolute;
  top: 8rem;
  right: 5rem;
}

.circle-spin {
  width: 300px;
  height: 300px;
  border: 1px solid rgba(22, 93, 255, 0.1);
  border-radius: 50%;
  animation: spin 30s linear infinite;
}

.circle-spin::before,
.circle-spin::after {
  content: '';
  position: absolute;
  border: 1px solid rgba(22, 93, 255, 0.1);
  border-radius: 50%;
}

.circle-spin::before {
  inset: 1rem;
}

.circle-spin::after {
  inset: 2rem;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.hero-content {
  max-width: 80rem;
  margin: 0 auto;
  text-align: center;
}

.tech-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: linear-gradient(135deg, rgba(22, 93, 255, 0.1), rgba(54, 207, 201, 0.1));
  border-radius: 9999px;
  margin-bottom: 2rem;
  border: 1px solid rgba(22, 93, 255, 0.2);
}

.tag-icon {
  width: 16px;
  height: 16px;
  color: var(--color-purple);
}

.tech-tag span {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-primary);
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.75rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 4.5rem;
  }
}

.gradient-text {
  background: linear-gradient(135deg, #165DFF 0%, #36CFC9 50%, #722ED1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-dark {
  color: var(--text-dark);
}

.hero-desc {
  font-size: 1.125rem;
  color: var(--text-gray);
  max-width: 48rem;
  margin: 0 auto 2.5rem;
  line-height: 1.8;
}

@media (min-width: 768px) {
  .hero-desc {
    font-size: 1.25rem;
  }
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 4rem;
}

@media (min-width: 640px) {
  .hero-buttons {
    flex-direction: row;
  }
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  background: var(--gradient-primary);
  border: none;
  color: white;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 12px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-primary);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #36CFC9 0%, #165DFF 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-primary span,
.btn-primary .btn-icon {
  position: relative;
  z-index: 1;
}

.btn-icon {
  width: 20px;
  height: 20px;
  transition: transform 0.3s ease;
}

.btn-primary:hover .btn-icon {
  transform: translateX(4px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  background: white;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  font-size: 1rem;
  font-weight: 600;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  background: rgba(22, 93, 255, 0.05);
  box-shadow: 0 10px 40px rgba(22, 93, 255, 0.15);
}

.btn-icon-left {
  width: 20px;
  height: 20px;
}

.hero-tags {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.hero-tag {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-light);
  font-size: 0.875rem;
}

.tag-icon-blue {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
}

.tag-icon-cyan {
  width: 20px;
  height: 20px;
  color: var(--color-cyan);
}

.tag-icon-purple {
  width: 20px;
  height: 20px;
  color: var(--color-purple);
}

/* ==================== 通用板块样式 ==================== */
.section {
  padding: 5rem 0;
  position: relative;
}

@media (min-width: 768px) {
  .section {
    padding: 8rem 0;
  }
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 3rem;
  }
}

.section-desc {
  font-size: 1.125rem;
  color: var(--text-gray);
  max-width: 42rem;
  margin: 0 auto;
}

/* ==================== 业务板块 ==================== */
.business-section {
  background: linear-gradient(180deg, var(--bg-main) 0%, white 100%);
}

.business-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

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

@media (min-width: 1024px) {
  .business-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.business-card {
  position: relative;
  transition: transform 0.3s ease;
}

.business-card:hover {
  transform: translateY(-8px);
}

.card-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(22, 93, 255, 0.05), rgba(54, 207, 201, 0.05));
  border-radius: 16px;
  filter: blur(20px);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.business-card:hover .card-glow {
  opacity: 1;
}

.card-content {
  position: relative;
  background: white;
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.business-card:hover .card-content {
  box-shadow: var(--shadow-xl);
  box-shadow: 0 20px 40px rgba(22, 93, 255, 0.1);
  border-color: rgba(22, 93, 255, 0.3);
}

.card-icon-wrap {
  position: relative;
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(22, 93, 255, 0.1), rgba(54, 207, 201, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  transition: transform 0.3s ease;
}

.business-card:hover .card-icon-wrap {
  transform: scale(1.1);
}

.card-icon {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.75rem;
}

.card-category {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: linear-gradient(135deg, rgba(22, 93, 255, 0.1), rgba(54, 207, 201, 0.1));
  color: var(--color-primary);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 8px;
  margin-bottom: 0.75rem;
}

.card-desc {
  color: var(--text-gray);
  line-height: 1.7;
  font-size: 0.9375rem;
}

/* ==================== 三大服务定位 ==================== */
.services-section {
  background: white;
  overflow: hidden;
}

.services-bg {
  position: absolute;
  top: 0;
  right: 0;
  width: 400px;
  height: 400px;
  background: linear-gradient(225deg, rgba(54, 207, 201, 0.05), transparent);
  border-radius: 50%;
  filter: blur(60px);
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  position: relative;
  transition: transform 0.3s ease;
}

.service-card:hover {
  transform: translateY(-8px);
}

.service-card-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(22, 93, 255, 0.05), rgba(54, 207, 201, 0.05));
  border-radius: 16px;
  filter: blur(20px);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.service-card:hover .service-card-glow {
  opacity: 1;
}

.service-card-bg {
  position: absolute;
  top: 0;
  right: 0;
  width: 128px;
  height: 128px;
  background: linear-gradient(135deg, rgba(54, 207, 201, 0.1), transparent);
  border-radius: 50%;
  filter: blur(40px);
}

.service-card-content {
  position: relative;
  background: linear-gradient(135deg, var(--bg-main), white);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
  overflow: hidden;
}

.service-card:hover .service-card-content {
  box-shadow: 0 25px 50px rgba(54, 207, 201, 0.1);
  border-color: rgba(54, 207, 201, 0.3);
}

.service-icon-wrap {
  position: relative;
  display: flex;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.service-icon-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(54, 207, 201, 0.2), rgba(22, 93, 255, 0.2));
  border-radius: 16px;
  filter: blur(20px);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.service-card:hover .service-icon-wrap::before {
  opacity: 1;
}

.service-icon-wrap-inner {
  position: relative;
  width: 80px;
  height: 80px;
  border-radius: 16px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  transition: transform 0.3s ease;
}

.service-card:hover .service-icon-wrap-inner {
  transform: scale(1.1);
}

.service-icon {
  width: 40px;
  height: 40px;
  color: white;
}

.service-title {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.service-highlight {
  color: var(--color-cyan);
  font-weight: 600;
  text-align: center;
  font-size: 1.125rem;
  margin-bottom: 1rem;
}

.service-desc {
  color: var(--text-gray);
  text-align: center;
  line-height: 1.7;
}

/* ==================== 核心优势 ==================== */
.advantages-section {
  background: linear-gradient(180deg, var(--bg-main) 0%, white 100%);
}

.advantages-bg {
  position: absolute;
  bottom: 0;
  left: 25%;
  width: 400px;
  height: 400px;
  background: linear-gradient(0deg, rgba(22, 93, 255, 0.05), transparent);
  border-radius: 50%;
  filter: blur(60px);
}

.advantages-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .advantages-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.advantages-text {
  font-size: 1.25rem;
  color: var(--text-gray);
  line-height: 1.8;
  margin-bottom: 3rem;
  font-weight: 500;
}

@media (min-width: 768px) {
  .advantages-text {
    font-size: 1.5rem;
  }
}

.advantages-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

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

.advantage-item {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: white;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--color-primary);
  transition: all 0.3s ease;
}

.advantage-item:hover {
  box-shadow: var(--shadow-xl);
  box-shadow: 0 20px 40px rgba(22, 93, 255, 0.1);
  border-left-color: var(--color-cyan);
  border-color: rgba(22, 93, 255, 0.3);
}

.advantage-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(22, 93, 255, 0.05), rgba(54, 207, 201, 0.05));
  border-radius: 12px;
  filter: blur(10px);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.advantage-item:hover::before {
  opacity: 1;
}

.advantage-icon-wrap {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(22, 93, 255, 0.1), rgba(54, 207, 201, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.advantage-item:hover .advantage-icon-wrap {
  transform: scale(1.1);
}

.advantage-icon {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
}

.advantage-content {
  position: relative;
}

.advantage-title {
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.25rem;
}

.advantage-desc {
  font-size: 0.875rem;
  color: var(--text-gray);
  line-height: 1.6;
}

/* ==================== 咨询卡片 ==================== */
.consult-card {
  position: relative;
}

.consult-card-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(22, 93, 255, 0.2), rgba(54, 207, 201, 0.2));
  border-radius: 16px;
  filter: blur(40px);
}

.consult-card-inner {
  position: relative;
  background: var(--gradient-primary);
  border-radius: 16px;
  padding: 2rem;
  color: white;
  box-shadow: var(--shadow-xl);
  box-shadow: 0 25px 50px rgba(22, 93, 255, 0.3);
}

.consult-decoration {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.consult-circle {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
}

.consult-circle-1 {
  top: 1rem;
  right: 1rem;
  width: 96px;
  height: 96px;
}

.consult-circle-2 {
  bottom: 1rem;
  left: 1rem;
  width: 64px;
  height: 64px;
}

.consult-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.consult-desc {
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.consult-contact {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  backdrop-filter: blur(10px);
}

.contact-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon {
  width: 24px;
  height: 24px;
  color: white;
}

.contact-label {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 0.25rem;
}

.contact-value {
  font-size: 1.5rem;
  font-weight: 700;
}

.contact-value + .contact-value {
  margin-top: 0.25rem;
}

.contact-value-email {
  font-size: 1.125rem;
  font-weight: 600;
}

/* 二维码区域 */
.qrcode-section {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 1rem;
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.qrcode-label {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
  text-align: center;
  margin-bottom: 0.75rem;
}

.qrcode-input {
  display: none;
}

.qrcode-label-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1.5rem;
  border: 2px dashed rgba(255, 255, 255, 0.3);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.qrcode-label-btn:hover {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.05);
}

.qrcode-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
}

.qrcode-upload-icon {
  width: 24px;
  height: 24px;
  color: white;
}

.qrcode-text {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
}

.qrcode-hint {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.6);
}

.qrcode-preview {
  position: relative;
  background: white;
  border-radius: 8px;
  padding: 0.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

.qrcode-img {
  width: 100%;
  max-width: 330px;
  border-radius: 4px;
}

.qrcode-delete {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #EF4444;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 0.3s ease;
}

.qrcode-preview:hover .qrcode-delete {
  opacity: 1;
}

.qrcode-delete:hover {
  background: #DC2626;
}

.delete-icon {
  width: 16px;
  height: 16px;
  color: white;
}

.consult-btn {
  width: 100%;
  padding: 1rem;
  background: white;
  color: var(--color-primary);
  font-size: 1rem;
  font-weight: 700;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.consult-btn:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* ==================== 服务承诺 ==================== */
.commitment-section {
  background: white;
}

.commitment-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 800px;
  background: linear-gradient(135deg, rgba(114, 46, 209, 0.05), rgba(22, 93, 255, 0.05));
  border-radius: 50%;
  filter: blur(60px);
}

.commitment-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

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

@media (min-width: 1024px) {
  .commitment-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.commitment-card {
  position: relative;
  transition: transform 0.3s ease;
}

.commitment-card:hover {
  transform: translateY(-8px);
}

.commitment-card-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(114, 46, 209, 0.05), rgba(22, 93, 255, 0.05));
  border-radius: 16px;
  filter: blur(20px);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.commitment-card:hover .commitment-card-glow {
  opacity: 1;
}

.commitment-card-content {
  position: relative;
  background: linear-gradient(135deg, var(--bg-main), white);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  text-align: center;
  transition: all 0.3s ease;
}

.commitment-card:hover .commitment-card-content {
  box-shadow: var(--shadow-xl);
  box-shadow: 0 20px 40px rgba(114, 46, 209, 0.1);
  border-color: rgba(114, 46, 209, 0.3);
}

.commitment-icon-wrap {
  position: relative;
  display: flex;
  justify-content: center;
  margin-bottom: 1rem;
}

.commitment-icon-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(114, 46, 209, 0.2), rgba(22, 93, 255, 0.2));
  border-radius: 12px;
  filter: blur(15px);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.commitment-card:hover .commitment-icon-wrap::before {
  opacity: 1;
}

.commitment-icon-wrap-inner {
  position: relative;
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(22, 93, 255, 0.1), rgba(54, 207, 201, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
}

.commitment-card:hover .commitment-icon-wrap-inner {
  transform: scale(1.1);
}

.commitment-icon {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
}

.commitment-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.75rem;
}

.commitment-desc {
  color: var(--text-gray);
  line-height: 1.7;
}

/* ==================== 页脚 ==================== */
.footer {
  background: var(--bg-main);
  padding: 4rem 0;
  border-top: 1px solid var(--border-color);
  position: relative;
}

.footer-bg {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: linear-gradient(0deg, rgba(22, 93, 255, 0.05), transparent);
  border-radius: 50%;
  filter: blur(60px);
}

.footer-content {
  max-width: 64rem;
  margin: 0 auto;
  text-align: center;
  position: relative;
}

.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.footer-logo-icon {
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.footer-logo-icon::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 12px;
  background: var(--gradient-primary);
  filter: blur(8px);
  opacity: 0.2;
}

.footer-logo-svg {
  width: 28px;
  height: 28px;
  color: white;
}

.footer-logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-dark);
}

.footer-desc {
  color: var(--text-gray);
  max-width: 42rem;
  margin: 0 auto 2rem;
  line-height: 1.7;
}

.footer-contact {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(22, 93, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-icon {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
}

.footer-contact-value {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-dark);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.footer-link {
  color: var(--text-light);
  text-decoration: none;
  transition: color 0.3s ease;
  position: relative;
}

.footer-link:hover {
  color: var(--color-primary);
}

.footer-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width 0.3s ease;
}

.footer-link:hover::after {
  width: 100%;
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
  font-size: 0.875rem;
  color: var(--text-light);
}

.footer-icp {
  color: var(--color-primary);
  text-decoration: none;
}

.footer-icp:hover {
  text-decoration: underline;
}

/* ==================== 返回顶部按钮 ==================== */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--gradient-primary);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-primary);
  transition: all 0.3s ease;
  z-index: 50;
}

.back-to-top:hover {
  transform: scale(1.1);
}

.back-to-top-icon {
  width: 24px;
  height: 24px;
  color: white;
}

/* ==================== 动画效果 ==================== */
.animate-fade-in {
  animation: fadeIn 0.8s ease forwards;
  opacity: 0;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
  transition-delay: var(--delay, 0s);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==================== 工具类 ==================== */
.hidden {
  display: none !important;
}