/* 基础样式重置和设置 */
* {
  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: #000000;
  color: #ffffff;
  line-height: 1.6;
  overflow-x: hidden;
}

/* 容器 */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* 工具类 */
.gradient-text {
  background: linear-gradient(135deg, #06b6d4, #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.highlight {
  color: #06b6d4;
}

.icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
}



/* 导航栏 */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 4.5rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-icon {
  width: 3rem;
  height: 3rem;
  background: linear-gradient(135deg, #06b6d4, #8b5cf6);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 4px 20px rgba(6, 182, 212, 0.3);
}

.brand-icon .icon {
  width: 1.5rem;
  height: 1.5rem;
}

.brand-text h1 {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.025em;
}

.brand-text span {
  font-size: 0.75rem;
  color: #9ca3af;
  font-weight: 500;
  letter-spacing: 0.1em;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav-button {
  height: 2.75rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 0.75rem;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 0.875rem;
  font-weight: 600;
  gap: 0.75rem;
  padding: 0.5rem 1.5rem;
  white-space: nowrap;
  min-width: fit-content;
}

.nav-button.lang-switch {
  width: 3rem;
  padding: 0.5rem;
}

.nav-button:hover {
  background: rgba(6, 182, 212, 0.2);
  border-color: #06b6d4;
  transform: translateY(-1px);
}

/* 主要内容 */
.main-content {
  padding-top: 5rem;
}

/* 按钮组件 */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  border-radius: 0.75rem;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, #06b6d4, #3b82f6);
  color: white;
  box-shadow: 0 4px 15px rgba(6, 182, 212, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(6, 182, 212, 0.4);
}

.btn-secondary {
  background: transparent;
  color: white;
  border: 1px solid rgba(6, 182, 212, 0.5);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(6, 182, 212, 0.1);
  border-color: #06b6d4;
  transform: translateY(-2px);
}

.btn-large {
  padding: 1.25rem 2rem;
  font-size: 1rem;
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* 英雄区 */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background: 
    linear-gradient(135deg, #0f172a 0%, #1e293b 100%),
    radial-gradient(circle at 30% 20%, rgba(6, 182, 212, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 70% 80%, rgba(139, 92, 246, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 50% 50%, rgba(236, 72, 153, 0.05) 0%, transparent 60%);
  overflow: hidden;
}

/* 科技感网格背景 */
.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(6, 182, 212, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(6, 182, 212, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: gridMove 20s linear infinite;
  z-index: 1;
}

@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(50px, 50px); }
}

/* 动态背景元素 */
.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.floating-shapes {
  position: absolute;
  width: 100%;
  height: 100%;
}

.shape {
  position: absolute;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.1), rgba(139, 92, 246, 0.1));
  animation: float 8s ease-in-out infinite;
  opacity: 0.8;
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.3);
  backdrop-filter: blur(5px);
}

.shape::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 60%;
  height: 60%;
  background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: pulse 2s ease-in-out infinite;
}

.shape-1 {
  width: 60px;
  height: 60px;
  top: 15%;
  left: 8%;
  animation-delay: 0s;
}

.shape-2 {
  width: 80px;
  height: 80px;
  top: 70%;
  right: 12%;
  animation-delay: 3s;
}

.shape-3 {
  width: 40px;
  height: 40px;
  top: 85%;
  left: 15%;
  animation-delay: 6s;
}

.shape-4 {
  width: 70px;
  height: 70px;
  top: 25%;
  right: 25%;
  animation-delay: 2s;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); opacity: 0.8; }
  50% { transform: translateY(-20px) rotate(90deg); opacity: 1; }
}

@keyframes pulse {
  0%, 100% { opacity: 0.3; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 0.6; transform: translate(-50%, -50%) scale(1.2); }
}

.hero-particles {
  position: absolute;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle at 20% 20%, rgba(6, 182, 212, 0.05) 1px, transparent 1px),
    radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.05) 1px, transparent 1px),
    radial-gradient(circle at 50% 50%, rgba(236, 72, 153, 0.03) 1px, transparent 1px);
  background-size: 60px 60px, 80px 80px, 100px 100px;
  animation: particleMove 25s linear infinite;
  filter: blur(0.5px);
}

@keyframes particleMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(-80px, -80px); }
}

/* 状态横幅 */
.status-banner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.75rem;
  padding: 0.75rem 1.25rem;
  margin-bottom: 2.5rem;
  backdrop-filter: blur(20px);
  z-index: 2;
  position: relative;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: #10b981;
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.2); }
}

.status-text {
  color: #9ca3af;
  font-size: 0.875rem;
  font-weight: 500;
}

.banner-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(139, 92, 246, 0.2));
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: 0.75rem;
  padding: 0.5rem 1rem;
}

.banner-badge .icon {
  color: #06b6d4;
  width: 1rem;
  height: 1rem;
}

.badge-text {
  color: #06b6d4;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
  animation: heroGlow 4s ease-in-out infinite;
}

@keyframes heroGlow {
  0%, 100% { 
    text-shadow: 0 0 20px rgba(6, 182, 212, 0.3);
  }
  50% { 
    text-shadow: 0 0 30px rgba(6, 182, 212, 0.5);
  }
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
  margin-top: 0;
  background: linear-gradient(135deg, #ffffff, #06b6d4, #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px rgba(6, 182, 212, 0.5);
  animation: titleGlow 3s ease-in-out infinite;
}

@keyframes titleGlow {
  0%, 100% { 
    filter: brightness(1) drop-shadow(0 0 20px rgba(6, 182, 212, 0.3));
  }
  50% { 
    filter: brightness(1.2) drop-shadow(0 0 30px rgba(6, 182, 212, 0.6));
  }
}

.hero-subtitle {
  font-size: 1.25rem;
  color: #9ca3af;
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* 特色标签 */
.hero-features {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.feature-tag {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: 2rem;
  padding: 0.5rem 1rem;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.feature-tag::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(6, 182, 212, 0.2), transparent);
  transition: left 0.5s ease;
}

.feature-tag:hover::before {
  left: 100%;
}

.feature-tag:hover {
  background: rgba(6, 182, 212, 0.15);
  border-color: #06b6d4;
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(6, 182, 212, 0.3);
}

.feature-tag .icon {
  color: #06b6d4;
  width: 1rem;
  height: 1rem;
}

.feature-text {
  color: white;
  font-size: 0.875rem;
  font-weight: 500;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

/* 客户评价 */
.hero-testimonial {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1.5rem;
  padding: 2rem;
  margin-bottom: 3rem;
  backdrop-filter: blur(10px);
  position: relative;
  z-index: 2;
}

.testimonial-content {
  text-align: center;
}

.testimonial-stars {
  display: flex;
  justify-content: center;
  gap: 0.25rem;
  margin-bottom: 1rem;
}

.testimonial-stars .icon {
  color: #fbbf24;
  width: 1.25rem;
  height: 1.25rem;
}

.testimonial-text {
  font-size: 1.125rem;
  color: white;
  font-style: italic;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.testimonial-author {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.author-name {
  color: #06b6d4;
  font-weight: 600;
  font-size: 1rem;
}

.author-company {
  color: #9ca3af;
  font-size: 0.875rem;
}

/* 光标互动效果 */
body {
  cursor: none;
}

/* 确保光标在所有情况下都可见 */
* {
  cursor: none !important;
}

/* 确保图标正常显示 */
.icon {
  display: inline-block;
  width: 1em;
  height: 1em;
  vertical-align: middle;
}

/* 确保图标正常显示 */
[data-lucide], .icon {
  display: inline-block;
  width: 1em;
  height: 1em;
  vertical-align: middle;
}

/* 确保SVG图标可见 */
svg {
  display: inline-block;
  width: 1em;
  height: 1em;
}

.cursor {
  position: fixed;
  width: 20px;
  height: 20px;
  border: 3px solid #06b6d4;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transition: all 0.1s ease;
  transform: translate(-50%, -50%);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 
    0 0 10px rgba(6, 182, 212, 0.5),
    0 0 20px rgba(6, 182, 212, 0.3),
    inset 0 0 10px rgba(6, 182, 212, 0.2);
}

.cursor-follower {
  position: fixed;
  width: 40px;
  height: 40px;
  background: rgba(6, 182, 212, 0.2);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transition: all 0.3s ease;
  transform: translate(-50%, -50%);
}

.cursor.hover {
  transform: translate(-50%, -50%) scale(1.5);
  border-color: #8b5cf6;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 
    0 0 15px rgba(139, 92, 246, 0.7),
    0 0 30px rgba(139, 92, 246, 0.4),
    inset 0 0 15px rgba(139, 92, 246, 0.3);
}

.cursor-follower.hover {
  transform: translate(-50%, -50%) scale(1.3);
  background: rgba(139, 92, 246, 0.3);
}

.cursor.click {
  transform: translate(-50%, -50%) scale(0.8);
  border-width: 4px;
  background: rgba(255, 255, 255, 1);
  box-shadow: 
    0 0 20px rgba(6, 182, 212, 0.8),
    0 0 40px rgba(6, 182, 212, 0.5);
}

.cursor-trail {
  position: fixed;
  width: 6px;
  height: 6px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid #06b6d4;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9997;
  opacity: 0.8;
  box-shadow: 0 0 6px rgba(6, 182, 212, 0.6);
  animation: trailFade 0.8s ease-out forwards;
}

@keyframes trailFade {
  0% {
    opacity: 0.8;
    transform: scale(1);
  }
  50% {
    opacity: 0.4;
    transform: scale(0.7);
  }
  100% {
    opacity: 0;
    transform: scale(0.1);
  }
}

/* 鼠标悬停效果增强 */
.btn, .nav-button, .btn-help, .contact-card, .service-card, .about-card, .value-card {
  transition: all 0.3s ease;
}

.btn:hover, .nav-button:hover, .btn-help:hover {
  transform: translateY(-2px);
}

.contact-card:hover, .service-card:hover, .about-card:hover, .value-card:hover {
  transform: translateY(-5px);
}

/* 磁吸效果 */
.magnetic {
  transition: transform 0.3s ease;
}

.magnetic:hover {
  transform: translateZ(0);
}

.hero-stats {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin: 0 auto;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.75rem;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  flex: 1;
}

.stat-item:hover {
  transform: translateY(-5px);
  border-color: #06b6d4;
  box-shadow: 0 10px 30px rgba(6, 182, 212, 0.2);
}

.stat-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.stat-icon.green {
  background: rgba(34, 197, 94, 0.2);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.stat-icon.blue {
  background: rgba(6, 182, 212, 0.2);
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.stat-icon.purple {
  background: rgba(139, 92, 246, 0.2);
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.stat-icon.orange {
  background: rgba(245, 158, 11, 0.2);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: white;
  line-height: 1;
}

.stat-label {
  font-size: 0.875rem;
  color: #9ca3af;
  font-weight: 500;
}

/* 节标题 */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: transparent;
  border: 1px solid rgba(34, 197, 94, 0.5);
  border-radius: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: white;
  margin-bottom: 1.5rem;
}

.section-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #06b6d4, #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 1.25rem;
  color: #9ca3af;
}

/* 关于我们区 */
.about-section {
  padding: 6rem 0;
  background: 
    radial-gradient(circle at 70% 20%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
}

.about-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

.about-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1.5rem;
  padding: 2.5rem;
  text-align: center;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.about-card:hover {
  transform: translateY(-5px);
  border-color: #06b6d4;
  box-shadow: 0 15px 40px rgba(6, 182, 212, 0.2);
}

.about-card .card-icon {
  width: 4rem;
  height: 4rem;
  background: linear-gradient(135deg, #06b6d4, #8b5cf6);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  color: white;
  box-shadow: 0 0 30px rgba(6, 182, 212, 0.3);
}

.about-card .card-icon .icon {
  width: 2rem;
  height: 2rem;
}

.about-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: white;
}

.about-card p {
  color: #9ca3af;
  line-height: 1.6;
}

.achievements {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.achievement-item {
  text-align: center;
  padding: 2rem 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.achievement-item:hover {
  transform: translateY(-5px);
  border-color: #06b6d4;
  box-shadow: 0 10px 30px rgba(6, 182, 212, 0.2);
}

.achievement-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  background: rgba(6, 182, 212, 0.2);
  border: 1px solid rgba(6, 182, 212, 0.3);
  color: #06b6d4;
}

.achievement-value {
  font-size: 2rem;
  font-weight: 700;
  color: white;
  margin-bottom: 0.5rem;
}

.achievement-label {
  font-size: 0.875rem;
  color: #9ca3af;
  font-weight: 500;
}

/* 核心价值区 */
.values-section {
  padding: 6rem 0;
  background: 
    radial-gradient(circle at 30% 80%, rgba(6, 182, 212, 0.05) 0%, transparent 50%);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.value-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1.5rem;
  padding: 3rem 2rem;
  text-align: center;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.value-card:hover {
  transform: translateY(-5px);
  border-color: #06b6d4;
  box-shadow: 0 15px 40px rgba(6, 182, 212, 0.2);
}

.value-icon {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 2rem;
  background: linear-gradient(135deg, #8b5cf6, #06b6d4);
  color: white;
  box-shadow: 0 0 30px rgba(139, 92, 246, 0.3);
}

.value-icon .icon {
  width: 2rem;
  height: 2rem;
}

.value-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  margin-bottom: 1rem;
}

.value-card p {
  color: #9ca3af;
  line-height: 1.6;
}

/* 服务项目区 */
.services-section {
  padding: 6rem 0;
  background: 
    radial-gradient(circle at 80% 60%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2.5rem;
  align-items: stretch;
}

.service-card {
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1.5rem;
  padding: 2.5rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  scroll-margin-top: 2rem;
  height: 100%;
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: #06b6d4;
  box-shadow: 0 15px 40px rgba(6, 182, 212, 0.2);
}

.service-card:hover .service-icon {
  transform: scale(1.1);
  box-shadow: 0 0 50px rgba(6, 182, 212, 0.6);
}

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

.service-icon {
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #06b6d4, #3b82f6);
  color: white;
  box-shadow: 0 0 40px rgba(6, 182, 212, 0.4);
  margin-bottom: 1.5rem;
  align-self: center;
  position: relative;
  overflow: hidden;
}

.service-icon::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transform: rotate(45deg);
  animation: shimmer 3s infinite;
}

.service-icon .icon {
  width: 2.5rem;
  height: 2.5rem;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

@keyframes shimmer {
  0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
  100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.service-content h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  margin-bottom: 0.5rem;
  text-align: center;
  line-height: 1.3;
}

.service-subtitle {
  color: #9ca3af;
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  text-align: center;
}

.service-content > p {
  color: #9ca3af;
  line-height: 1.6;
  margin-bottom: 2rem;
  text-align: center;
}

.service-features {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  margin-top: auto;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: white;
  font-size: 0.875rem;
}

.service-features .icon {
  color: #06b6d4;
  width: 1rem;
  height: 1rem;
}

/* CTA区域 */
.cta-section {
  padding: 6rem 0;
  background: 
    radial-gradient(circle at 50% 50%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
}

.cta-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 2rem;
  padding: 4rem 3rem;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.cta-content:hover {
  transform: translateY(-5px);
  border-color: #06b6d4;
  box-shadow: 0 20px 50px rgba(6, 182, 212, 0.2);
}

.cta-icon {
  width: 4rem;
  height: 4rem;
  background: linear-gradient(135deg, #06b6d4, #8b5cf6);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 2rem;
  color: white;
  box-shadow: 0 0 30px rgba(6, 182, 212, 0.3);
}

.cta-icon .icon {
  width: 2rem;
  height: 2rem;
}

.cta-content h2 {
  font-size: 2rem;
  font-weight: 700;
  color: white;
  margin-bottom: 1rem;
}

.cta-content p {
  color: #9ca3af;
  line-height: 1.6;
  margin-bottom: 2rem;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* 联系我们区 */
.contact-section {
  padding: 6rem 0 8rem;
  background: 
    radial-gradient(circle at 20% 80%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  max-width: 1000px;
  margin: 0 auto;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
  padding: 2rem;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.contact-card:hover {
  transform: translateY(-5px);
  border-color: #06b6d4;
  box-shadow: 0 10px 30px rgba(6, 182, 212, 0.2);
}

.contact-icon {
  width: 3rem;
  height: 3rem;
  background: rgba(6, 182, 212, 0.2);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #06b6d4;
  flex-shrink: 0;
}

.contact-details h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: white;
  margin-bottom: 0.5rem;
}

.contact-details p {
  color: #9ca3af;
}

.support-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1.5rem;
  padding: 2.5rem;
  text-align: center;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.support-card:hover {
  transform: translateY(-5px);
  border-color: #06b6d4;
  box-shadow: 0 15px 40px rgba(6, 182, 212, 0.2);
}

.support-icon {
  width: 4rem;
  height: 4rem;
  background: rgba(6, 182, 212, 0.2);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  color: #06b6d4;
}

.support-icon .icon {
  width: 2rem;
  height: 2rem;
}

.support-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  margin-bottom: 1rem;
}

.support-card > p {
  color: #9ca3af;
  line-height: 1.6;
  margin-bottom: 2rem;
}

.support-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: white;
  font-size: 0.875rem;
}

.feature-item .icon {
  color: #06b6d4;
  width: 1rem;
  height: 1rem;
}

/* 表单 */
.contact-form {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1.5rem;
  padding: 3rem;
  backdrop-filter: blur(10px);
  height: fit-content;
}

.contact-form h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #ec4899;
  margin-bottom: 1rem;
}

.contact-form > p {
  color: #9ca3af;
  line-height: 1.6;
  margin-bottom: 2rem;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  color: white;
  font-weight: 500;
  font-size: 0.875rem;
}

.form-group input,
.form-group textarea {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
  color: white;
  font-size: 1rem;
  transition: all 0.2s ease;
  font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #06b6d4;
  background: rgba(6, 182, 212, 0.1);
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #9ca3af;
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

/* 页脚 */
.footer {
  background: rgba(0, 0, 0, 0.8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 4rem 0 2rem;
  backdrop-filter: blur(10px);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-section h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: white;
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #06b6d4;
  display: inline-block;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.footer-brand .brand-icon {
  width: 3rem;
  height: 3rem;
  background: linear-gradient(135deg, #06b6d4, #8b5cf6);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.footer-brand .brand-icon .icon {
  width: 1.5rem;
  height: 1.5rem;
}

.footer-brand h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: white;
  margin: 0;
}

.footer-desc {
  color: #9ca3af;
  line-height: 1.6;
  font-size: 0.95rem;
}

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

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: #9ca3af;
  text-decoration: none;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  padding: 0.25rem 0;
  border-radius: 0.25rem;
  display: inline-block;
  cursor: pointer;
  position: relative;
}

.footer-links a:hover {
  color: #06b6d4;
  background: rgba(6, 182, 212, 0.1);
  transform: translateX(5px);
}

.footer-links a:active {
  transform: translateX(5px) scale(0.95);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: #9ca3af;
  font-size: 0.95rem;
  line-height: 1.6;
}

.contact-item .icon {
  width: 1.25rem;
  height: 1.25rem;
  color: #06b6d4;
  margin-top: 0.125rem;
  flex-shrink: 0;
}

.contact-item p {
  margin: 0;
}

.contact-item a {
  color: #9ca3af;
  text-decoration: none;
  transition: all 0.2s ease;
  padding: 0.25rem 0;
  border-radius: 0.25rem;
  display: inline-block;
}

.contact-item a:hover {
  color: #06b6d4;
  background: rgba(6, 182, 212, 0.1);
  transform: translateX(5px);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #6b7280;
  font-size: 0.875rem;
}

/* 帮助按钮 */
.help-button {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
}

.btn-help {
  width: 3.5rem;
  height: 3.5rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  backdrop-filter: blur(10px);
}

.btn-help:hover {
  background: rgba(6, 182, 212, 0.2);
  border-color: #06b6d4;
  transform: scale(1.1);
}

.btn-help .icon {
  width: 1.5rem;
  height: 1.5rem;
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .contact-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .service-card {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 1.5rem;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }
  
  .nav-container {
    padding: 1rem;
  }
  
  .nav-actions {
    gap: 1rem;
  }
  
  .nav-button {
    height: 2.5rem;
    padding: 0.5rem 1.25rem;
    font-size: 0.75rem;
    gap: 0.5rem;
  }
  
  .nav-button.lang-switch {
    width: 2.75rem;
    padding: 0.5rem;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-stats {
    grid-template-columns: 1fr;
  }
  
  .stat-item {
    flex-direction: column;
    text-align: center;
    gap: 0.75rem;
  }
  
  .about-content {
    grid-template-columns: 1fr;
  }
  
  .achievements {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .values-grid {
    grid-template-columns: 1fr;
  }
  
  .support-features {
    grid-template-columns: 1fr;
  }
  
  .service-features {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .status-badge {
    font-size: 0.625rem;
    padding: 0.5rem 1rem;
  }
  
  .achievements {
    grid-template-columns: 1fr;
  }
  
  .about-card,
  .value-card,
  .service-card,
  .contact-form,
  .support-card {
    padding: 2rem;
  }
  
  .cta-content {
    padding: 3rem 2rem;
  }
}

/* 滚动条样式 */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: #000000;
}

::-webkit-scrollbar-thumb {
  background: #06b6d4;
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: #0891b2;
}

/* 选择样式 */
::selection {
  background: rgba(6, 182, 212, 0.3);
  color: white;
}

/* 焦点样式 */
button:focus,
a:focus,
input:focus,
textarea:focus {
  outline: 2px solid #06b6d4;
  outline-offset: 2px;
}

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

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