/* 拟态UI设计变量 */
:root {
  --primary-color: #6c5ce7;
  --secondary-color: #a29bfe;
  --accent-color: #fd79a8;
  --bg-color: #e0e5ec;
  --text-color: #2d3436;
  --light-text: #f8f9fa;
  --shadow-light: #ffffff;
  --shadow-dark: #a3b1c6;
  --card-radius: 20px;
  --element-radius: 15px;
  --transition: all 0.3s ease;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  min-height: 100vh;
  padding: 20px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.neumorphism-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

/* 拟态效果核心样式 */
.neumorph {
  background: var(--bg-color);
  border-radius: var(--card-radius);
  box-shadow: 8px 8px 16px var(--shadow-dark), 
              -8px -8px 16px var(--shadow-light);
  transition: var(--transition);
}

.neumorph-inset {
  background: var(--bg-color);
  border-radius: var(--element-radius);
  box-shadow: inset 3px 3px 7px var(--shadow-dark), 
              inset -3px -3px 7px var(--shadow-light);
  transition: var(--transition);
}

.neumorph-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--bg-color);
  border: none;
  border-radius: var(--element-radius);
  padding: 10px 20px;
  color: var(--primary-color);
  font-weight: 600;
  cursor: pointer;
  box-shadow: 4px 4px 8px var(--shadow-dark), 
              -4px -4px 8px var(--shadow-light);
  transition: var(--transition);
}

.neumorph-btn:hover {
  box-shadow: 2px 2px 4px var(--shadow-dark), 
              -2px -2px 4px var(--shadow-light);
  transform: translateY(2px);
}

.neumorph-btn:active {
  box-shadow: inset 2px 2px 4px var(--shadow-dark), 
              inset -2px -2px 4px var(--shadow-light);
}

/* 应用头部区域 */
.app-hero {
  margin-bottom: 40px;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 20px;
}

.app-logo {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  padding: 15px;
  margin-bottom: 25px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.app-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 50%;
}

.app-info {
  max-width: 700px;
}

.app-title {
  font-size: 2.8rem;
  margin-bottom: 15px;
  color: var(--primary-color);
  font-weight: 800;
}

.app-price {
  display: inline-block;
  padding: 8px 20px;
  margin-bottom: 20px;
  font-weight: 700;
  color: var(--primary-color);
}

.app-description {
  font-size: 1.2rem;
  line-height: 1.8;
  color: var(--text-color);
  opacity: 0.9;
}

/* 内容区域 */
.content-sections {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.section {
  padding: 30px;
}

.section-title {
  font-size: 1.6rem;
  margin-bottom: 25px;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  gap: 12px;
}

/* 视频演示区域 */
.video-presentation {
  margin-bottom: 30px;
}

.video-wrapper {
  position: relative;
  border-radius: var(--card-radius);
  overflow: hidden;
  cursor: pointer;
  height: 400px;
}

.video-thumbnail {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-play-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 5rem;
  color: rgba(255, 255, 255, 0.9);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  transition: var(--transition);
}

.video-wrapper:hover .video-play-icon {
  color: var(--primary-color);
  transform: translate(-50%, -50%) scale(1.1);
}

/* 截图轮播区域 */
.screenshots-carousel {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.screenshot-item {
  height: 200px;
  border-radius: var(--element-radius);
  overflow: hidden;
}

.screenshot-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

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

/* 两列布局 */
.two-column-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.column {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

/* 下载选项 */
.download-options {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.download-option {
  display: flex;
  align-items: center;
  padding: 20px;
  gap: 15px;
}

.platform-icon {
  font-size: 2rem;
  color: var(--primary-color);
  min-width: 50px;
  display: flex;
  justify-content: center;
}

.platform-info {
  flex: 1;
}

.platform-info h3 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}

/* 统计信息 */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 15px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 20px 15px;
}

.stat-icon {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 15px;
}

.stat-name {
  font-size: 0.9rem;
  margin-bottom: 5px;
  color: var(--text-color);
  opacity: 0.8;
}

.stat-count {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary-color);
}

/* 联系选项 */
.contact-options, .link-options {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.contact-option, .link-option {
  display: flex;
  align-items: center;
  padding: 20px;
  gap: 15px;
}

.contact-icon, .link-icon {
  font-size: 1.8rem;
  color: var(--primary-color);
  min-width: 50px;
  display: flex;
  justify-content: center;
}

.contact-info, .link-info {
  flex: 1;
}

.contact-info h3, .link-info h3 {
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.contact-action {
  margin-top: 10px;
}

.contact-value {
  color: var(--text-color);
  opacity: 0.8;
}

.action-btn {
  text-decoration: none;
}

/* 复制成功提示 */
.copy-notification {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  padding: 12px 25px;
  border-radius: 30px;
  z-index: 1000;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  display: flex;
  align-items: center;
  gap: 10px;
}

.copy-notification.show {
  opacity: 1;
}

/* 页脚 */
.app-footer {
  text-align: center;
  padding: 30px 0;
  margin-top: 50px;
  color: var(--text-color);
  opacity: 0.7;
  font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 968px) {
  .two-column-layout {
    grid-template-columns: 1fr;
  }
  
  .app-title {
    font-size: 2.2rem;
  }
}

@media (max-width: 768px) {
  body {
    padding: 10px;
  }
  
  .section {
    padding: 20px;
  }
  
  .hero-content {
    padding: 30px 15px;
  }
  
  .app-logo {
    width: 120px;
    height: 120px;
  }
  
  .app-title {
    font-size: 2rem;
  }
  
  .screenshots-carousel {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .video-wrapper {
    height: 300px;
  }
}

@media (max-width: 480px) {
  .contact-option, .link-option, .download-option {
    flex-direction: column;
    text-align: center;
    padding: 15px;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .app-title {
    font-size: 1.8rem;
  }
  
  .app-description {
    font-size: 1rem;
  }
}