/* 轮播动画 */
.testimonials-container,
.screenshot-container {
  overflow: hidden;
  position: relative;
  margin-top: 60px;
}

.testimonials-track,
.screenshot-track {
  display: flex;
  transition: transform 0.5s ease;
}

.testimonials-track {
  width: calc(300px * 20); /* 20个卡片，每个300px */
}

.screenshot-track {
  width: calc(320px * 10); /* 10个截图，每个320px */
}

/* 轮播卡片样式 */
.testimonial-card {
  background: var(--bg-secondary);
  padding: 32px 24px;
  border-radius: 16px;
  box-shadow: var(--shadow-light);
  min-width: 300px;
  margin-right: 24px;
  flex-shrink: 0;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
  border-color: var(--accent-color);
}

.testimonial-text {
  font-style: italic;
  margin-bottom: 20px;
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 0.95rem;
}

.testimonial-author {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.9rem;
}

/* APP截图轮播样式 */
.screenshot-item {
  background: var(--bg-secondary);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-light);
  transition: all 0.3s ease;
  min-width: 320px;
  margin-right: 24px;
  flex-shrink: 0;
  border: 1px solid var(--border-color);
}

.screenshot-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-heavy);
  border-color: var(--accent-color);
}

.screenshot-item img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-bottom: 1px solid var(--border-color);
  transition: transform 0.3s ease;
}

.screenshot-item:hover img {
  transform: scale(1.05);
}

.screenshot-item h4 {
  padding: 24px 24px 12px;
  margin: 0;
  font-size: 1.3rem;
  color: var(--text-primary);
  font-weight: 600;
}

.screenshot-item p {
  padding: 0 24px 24px;
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.5;
  font-size: 0.95rem;
}

/* 联系信息网格 */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 32px;
  margin-top: 60px;
}

.contact-item {
  background: var(--bg-secondary);
  padding: 32px 24px;
  border-radius: 16px;
  text-align: center;
  box-shadow: var(--shadow-light);
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.contact-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
  border-color: var(--accent-color);
}

.contact-item h4 {
  margin-bottom: 16px;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1.1rem;
}

.contact-item p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* 下载区域样式 */
.download-section {
  text-align: center;
  margin-top: 60px;
}

.download-buttons {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 40px;
}

.download-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 20px 40px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1.1rem;
  text-decoration: none;
  transition: all 0.3s ease;
  min-width: 200px;
  position: relative;
  overflow: hidden;
}

.download-button.android {
  background: var(--gradient-secondary);
  color: white;
  box-shadow: var(--shadow-medium);
}

.download-button.ios {
  background: var(--gradient-accent);
  color: white;
  box-shadow: var(--shadow-medium);
}

.download-button:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-heavy);
}

.download-button h3 {
  margin: 0 0 8px 0;
  font-size: 1.3rem;
}

.download-button p {
  margin: 0;
  font-size: 0.9rem;
  opacity: 0.9;
}

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

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

/* 脉冲动画 */
@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.pulse {
  animation: pulse 2s infinite;
}

/* 滑动动画 */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in-left {
  animation: slideInLeft 0.6s ease-out;
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in-right {
  animation: slideInRight 0.6s ease-out;
}

/* 悬停效果增强 */
.feature-card,
.testimonial-card,
.screenshot-item,
.contact-item,
.stat-item {
  position: relative;
  overflow: hidden;
}

.feature-card::before,
.testimonial-card::before,
.screenshot-item::before,
.contact-item::before,
.stat-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 112, 243, 0.1), transparent);
  transition: left 0.5s ease;
}

.feature-card:hover::before,
.testimonial-card:hover::before,
.screenshot-item:hover::before,
.contact-item:hover::before,
.stat-item:hover::before {
  left: 100%;
}

/* 响应式动画调整 */
@media (max-width: 768px) {
  .download-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .download-button {
    min-width: 280px;
  }
  
  .testimonial-card,
  .screenshot-item {
    min-width: 280px;
  }
}