/* 页面整体背景渐变 */
body {
  margin: 0;
  font-family: 'Roboto', sans-serif;
  background: linear-gradient(to bottom, #000000, #0A0F2A);
  color: #FFFFFF;
  line-height: 1.6;
  overflow-x: hidden;
}

/* 导航栏样式 */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(10,15,42,0.9);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 30px;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}
.navbar .logo {
  font-family: 'Orbitron', sans-serif;
  font-size: 24px;
  color: #FF6EC7;
  text-transform: uppercase;
}
.navbar .menu {
  display: flex;
  gap: 20px;
}
.navbar a {
  color: #DDDDDD;
  text-decoration: none;
  transition: color 0.3s ease;
}
.navbar a:hover {
  color: #00FFFF;
}

/* 主视觉区样式 */
.hero-section {
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 0 20px;
  position: relative;
  overflow: hidden;
}
.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(155,89,182,0.2) 10%, transparent 10.01%);
  animation: move-bg 10s linear infinite;
}
@keyframes move-bg {
  from { transform: translate(0, 0); }
  to { transform: translate(-50%, -50%); }
}
.hero-section h1 {
  font-family: 'Orbitron', sans-serif;
  font-size: 48px;
  margin-bottom: 20px;
}
.hero-section p {
  font-size: 18px;
  max-width: 600px;
  margin-bottom: 30px;
}
.hero-section .cta-button {
  background: #9B59B6;
  color: #FFFFFF;
  padding: 15px 30px;
  border-radius: 50px;
  font-size: 18px;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.3s ease;
  box-shadow: 0 5px 15px rgba(155,89,182,0.5);
}
.hero-section .cta-button:hover {
  background: #FF6EC7;
  transform: scale(1.05);
}

/* 功能展示区域 */
.features-section {
  padding: 80px 20px;
  background: #0A0F2A;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
}
.feature-item {
  text-align: center;
  padding: 20px;
  border-radius: 10px;
  background: rgba(155,89,182,0.1);
  transition: transform 0.3s ease;
}
.feature-item:hover {
  transform: translateY(-10px);
}
.feature-item img {
  width: 80px;
  margin-bottom: 15px;
}
.feature-item h3 {
  font-size: 20px;
  margin-bottom: 10px;
}
.feature-item p {
  font-size: 14px;
  color: #DDDDDD;
}

/* 营销文章区域 */
.article-section {
  background: #000000;
  padding: 60px 20px;
  border-top: 1px solid #333;
  border-bottom: 1px solid #333;
}
.article-section article {
  max-width: 800px;
  margin: 0 auto;
  color: #DDDDDD;
  line-height: 1.8;
}
.article-section h2, .article-section h3 {
  color: #FF6EC7;
  margin-top: 40px;
}
.article-section p {
  font-size: 16px;
  margin-bottom: 20px;
}
.article-section blockquote {
  background: rgba(155,89,182,0.1);
  padding: 20px;
  border-left: 5px solid #9B59B6;
  margin: 20px 0;
  font-style: italic;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .hero-section h1 {
    font-size: 36px;
  }
  .features-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .navbar {
    flex-direction: column;
    padding: 10px;
  }
  .hero-section {
    padding: 20px;
  }
  .hero-section h1 {
    font-size: 28px;
  }
}

/* 滚动动画 */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease-out;
}
.fade-in.active {
  opacity: 1;
  transform: translateY(0);
}