/* 全局样式 */
:root {
  /* 颜色变量 */
  --primary-color: #75FB81;
  --primary-hover: #32ce3f;
  --background-primary: #1a1a1a;
  --background-secondary: #242424;
  --background-tertiary: #333;
  --text-primary: #f6f6f6;
  --text-secondary: #cccccc;
  --text-muted: #a0a0a0;
  --border-primary: #333;
  --border-secondary: #444;
  --success-color: #4caf50;
  --error-color: #ff4d4f;
  
  /* 字体 */
  --font-family: 'Inter', 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  
  /* 间距 */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  
  /* 边框圆角 */
  --border-radius: 6px;
  
  /* 阴影 */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
}

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

body {
  font-family: var(--font-family);
  background-color: var(--background-primary);
  color: var(--text-primary);
  line-height: 1.6;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* 移动端菜单按钮 */
.mobile-menu-button {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--spacing-sm);
}

/* 头部样式 */
header {
  background-color: var(--background-secondary);
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--border-primary);
  position: sticky;
  top: 0;
  z-index: 100;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo img {
  height: 40px;
}

.logo h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

nav ul {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

nav a:hover {
  color: var(--primary-color);
}

/* 英雄区域 */
.hero {
  padding: var(--spacing-xl) 0;
  background: linear-gradient(135deg, var(--background-secondary) 0%, var(--background-primary) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(117, 251, 129, 0.05) 0%, transparent 70%);
  z-index: 1;
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.hero .container {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  position: relative;
  z-index: 2;
}

.hero-content {
  flex: 1;
}

.hero-content h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: var(--spacing-sm);
  line-height: 1.2;
}

.hero-content p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  max-width: 600px;
}

.cta-buttons {
  display: flex;
  gap: var(--spacing-sm);
}

.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.2s ease;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.btn.primary {
  background-color: var(--primary-color);
  color: var(--background-primary);
}

.btn.primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.btn.secondary {
  background-color: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn.secondary:hover {
  background-color: rgba(117, 251, 129, 0.1);
  transform: translateY(-2px);
}

.btn.large {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: 1.1rem;
}

.hero-image {
  flex: 1;
  display: flex;
  justify-content: center;
  perspective: 1000px; /* 为3D效果添加透视 */
}

/* 3D屏幕容器 */
.screen-container {
  position: relative;
  transform-style: preserve-3d;
  animation: float 6s ease-in-out infinite;
  transform: rotateX(5deg) rotateY(-5deg);
  transition: transform 0.5s ease;
}

.screen-container:hover {
  transform: rotateX(0deg) rotateY(0deg) translateY(-10px);
}

/* 屏幕截图 */
.screen {
  max-width: 100%;
  border-radius: 12px;
  box-shadow: 
    0 10px 30px rgba(0, 0, 0, 0.3),
    0 0 40px rgba(117, 251, 129, 0.2);
  transform: translateZ(50px);
  transition: all 0.5s ease;
  border: 1px solid rgba(117, 251, 129, 0.1);
}

.screen:hover {
  box-shadow: 
    0 15px 50px rgba(0, 0, 0, 0.4),
    0 0 60px rgba(117, 251, 129, 0.4);
  transform: translateZ(60px) scale(1.02);
}

/* 屏幕阴影 */
.screen-shadow {
  position: absolute;
  top: 5%;
  left: 5%;
  width: 90%;
  height: 90%;
  background: linear-gradient(180deg, rgba(117, 251, 129, 0.1), transparent);
  border-radius: 12px;
  filter: blur(20px);
  z-index: -1;
  transform: translateZ(-50px);
}

/* 漂浮动画 */
@keyframes float {
  0% {
    transform: rotateX(5deg) rotateY(-5deg) translateY(0px);
  }
  50% {
    transform: rotateX(3deg) rotateY(-3deg) translateY(-15px);
  }
  100% {
    transform: rotateX(5deg) rotateY(-5deg) translateY(0px);
  }
}

/* 添加光泽效果 */
.screen::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: 0.5s;
  border-radius: 12px;
  z-index: 1;
}

.screen:hover::before {
  left: 100%;
}

/* 功能特性 */
.features {
  padding: var(--spacing-xl) 0;
  background-color: var(--background-secondary);
}

.features h2 {
  text-align: center;
  font-size: 2rem;
  margin-bottom: var(--spacing-lg);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.feature-card {
  background-color: var(--background-primary);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: 1px solid var(--border-primary);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: var(--spacing-xs);
}

.feature-card p {
  color: var(--text-secondary);
}

/* 下载区域 */
.download {
  padding: var(--spacing-xl) 0;
  text-align: center;
}

.download h2 {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
}

/* 尚未发布提示 */
.unavailable-notice {
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  margin: var(--spacing-md) auto;
  max-width: 600px;
}

.unavailable-notice p {
  color: #FFD700;
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.notice-detail {
  font-size: 1rem !important;
  font-weight: normal !important;
  color: var(--text-secondary) !important;
  margin-bottom: 0 !important;
}

.download p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  font-size: 1.1rem;
}

.download-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-md);
}

.download-buttons .btn {
  min-width: 200px;
}

/* 禁用按钮样式 */
.btn.disabled {
  background-color: var(--background-tertiary);
  color: var(--text-muted);
  cursor: not-allowed;
  opacity: 0.6;
}

.btn.disabled:hover {
  background-color: var(--background-tertiary);
  color: var(--text-muted);
  transform: none;
  box-shadow: none;
}

.version-info {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.version-info a {
  color: var(--primary-color);
  text-decoration: none;
}

.version-info a:hover {
  text-decoration: underline;
}

/* CTA区域 */
.cta-section {
  padding: var(--spacing-xl) 0;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
  text-align: center;
  color: var(--background-primary);
}

.cta-section h2 {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
}

.cta-section p {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-section .btn {
  background-color: var(--background-primary);
  color: var(--primary-color);
}

.cta-section .btn:hover {
  background-color: var(--background-secondary);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* 页脚 */
footer {
  background-color: var(--background-secondary);
  padding: var(--spacing-lg) 0;
  border-top: 1px solid var(--border-primary);
}

.footer-content {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
}

.footer-bottom {
  display: flex;
  justify-content: center;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  text-align: center;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .mobile-menu-button {
    display: block;
  }
  
  .hero .container {
    flex-direction: column;
  }
  
  .hero-content {
    text-align: center;
  }
  
  .cta-buttons {
    justify-content: center;
  }
  
  .download-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .footer-content {
    flex-direction: column;
    gap: var(--spacing-lg);
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }
  
  nav ul.show {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--background-secondary);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-primary);
  }
}