/* 基础重置与全局样式 */
:root {
  --neon-blue: #00ffff;
  --neon-purple: #b300ff;
  --dark-bg: #121212;
  --darker-bg: #0a0a0a;
  --glass-bg: rgba(30, 30, 30, 0.6);
  --text-light: #ffffff;
  --text-muted: #aaaaaa;
}

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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background-color: var(--dark-bg);
  color: var(--text-light);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* 增强的毛玻璃效果 */
.glass-effect {
  background: var(--glass-bg);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid rgba(0, 255, 255, 0.1);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.navbar {
  background: rgba(18, 18, 18, 0.85) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 255, 255, 0.1);
}

/* 霓虹文字效果 */
.neon-text {
  color: var(--neon-blue);
  text-shadow:
    0 0 5px var(--neon-blue),
    0 0 10px var(--neon-blue),
    0 0 20px var(--neon-blue);
  animation: neonPulse 2s infinite alternate;
}

.neon-purple {
  color: var(--neon-purple);
  text-shadow:
    0 0 5px var(--neon-purple),
    0 0 10px var(--neon-purple),
    0 0 20px var(--neon-purple);
}

.neon-hover:hover {
  color: var(--neon-blue);
  text-shadow:
    0 0 5px var(--neon-blue),
    0 0 10px var(--neon-blue);
}

@keyframes neonPulse {
  from { opacity: 0.8; }
  to { opacity: 1; }
}

/* 卡片设计 */
.card {
  background: rgba(40, 40, 40, 0.6);
  border: 1px solid rgba(0, 255, 255, 0.1);
  transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  transform-style: preserve-3d;
  transform: perspective(1000px) translateY(0) rotateX(0);
  overflow: hidden;
}

.card:hover {
  transform: perspective(1000px) translateY(-10px) rotateX(5deg);
  box-shadow: 0 20px 30px rgba(0, 255, 255, 0.2);
  border-color: var(--neon-blue);
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
  opacity: 0;
  transition: opacity 0.3s;
}

.card:hover::before {
  opacity: 1;
}

/* 英雄区域 */
.hero-section {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
}

.particles-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

/* 团队展示 */
.team-member {
  transition: all 0.5s ease;
}

.team-member:hover {
  transform: translateY(-5px);
}

.team-member img {
  border: 3px solid transparent;
  transition: all 0.3s ease;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.3);
}

.team-member:hover img {
  border-color: var(--neon-blue);
  box-shadow: 0 0 20px var(--neon-blue);
}

/* 产品展示 */
.product-card {
  position: relative;
  overflow: hidden;
}

.product-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.product-card:hover::after {
  transform: scaleX(1);
}

/* 按钮样式 */
.btn-primary {
  background-color: var(--neon-blue);
  color: var(--dark-bg);
  border: none;
  font-weight: bold;
  transition: all 0.4s cubic-bezier(0.68, -0.6, 0.32, 1.6);
}

.btn-primary:hover {
  background-color: transparent;
  color: var(--neon-blue);
  border: 1px solid var(--neon-blue);
  transform: translateY(-3px);
}

.btn-outline-primary {
  border: 1px solid var(--neon-blue);
  color: var(--neon-blue);
  background: transparent;
}

.btn-outline-primary:hover {
  background-color: var(--neon-blue);
  color: var(--dark-bg);
}

/* 页脚 */
.footer {
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(0, 255, 255, 0.1);
  margin-top: auto;
}

/* 动画效果 */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.floating {
  animation: float 3s ease-in-out infinite;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .navbar {
    backdrop-filter: blur(8px);
  }
  
  .hero-section {
    height: 80vh;
  }
  
  .card {
    margin-bottom: 1.5rem;
  }
  
  .team-member {
    margin-bottom: 2rem;
  }
}
#loading {
  background: rgba(10, 10, 10, 0.95);
  z-index: 9999;
  transition: opacity 0.5s ease-out;
  backdrop-filter: blur(5px);
}

.loading-animation {
  width: 120px;
  height: 120px;
  border: 4px solid rgba(0, 255, 255, 0.1);
  border-top-color: var(--neon-blue);
  border-right-color: var(--neon-purple);
  animation: spin 1.2s cubic-bezier(0.5, 0.1, 0.4, 0.9) infinite;
  border-radius: 50%;
  position: relative;
  box-shadow: 0 0 15px rgba(0, 255, 255, 0.3);
}

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

.loading-logo {
  width: 60px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: pulse 2s ease-in-out infinite alternate;
}

.loading-text {
  font-size: 1.2rem;
  letter-spacing: 0.2em;
}

@keyframes pulse {
  from { opacity: 0.8; transform: translate(-50%, -50%) scale(0.95); }
  to { opacity: 1; transform: translate(-50%, -50%) scale(1.05); }
}