/* 现代化设计风格 CSS - Trae Theme */
:root {
  /* 主题颜色 - Trae 风格 */
  --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --secondary-gradient: linear-gradient(45deg, #f093fb 0%, #f5576c 100%);
  
  --primary-color: #667eea;
  --secondary-color: #764ba2;
  --accent-color: #f5576c;
  
  --background-light: #f8f9fa;
  --background-dark: #1a1a2e; /* 深色模式背景 */
  
  --text-light: #f8fafc;
  --text-dark: #333;
  
  --glass-bg: rgba(255, 255, 255, 0.95);
  --glass-border: rgba(255, 255, 255, 0.2);
  
  --success-color: #2ecc71;
  --warning-color: #f1c40f;
  --error-color: #e74c3c;
  
  /* 间距 */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  
  /* 圆角 */
  --border-radius-sm: 0.375rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 1rem;
  --border-radius-xl: 20px;
  --border-radius-full: 9999px;
}

/* 基础样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--background-light);
  min-height: 100vh;
  visibility: visible !important;
}

/* 加载状态样式 */
[data-i18n-loading="true"] * {
    visibility: visible !important;
    opacity: 1 !important;
}

/* 容器样式 */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  position: relative;
}

/* 导航栏样式 */
.navbar {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 900;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: none;
}

.navbar nav {
    display: flex;
    gap: 20px;
    align-items: center;
}

.navbar nav a {
    text-decoration: none;
    color: #555;
    font-weight: 600;
    transition: color 0.3s;
}

.navbar nav a:hover, .navbar nav a.active {
    color: #764ba2;
}

/* 深色模式 */
@media (prefers-color-scheme: dark) {
  body {
    color: var(--text-light);
    background-color: var(--background-dark);
  }

  .navbar {
    background-color: rgba(26, 26, 46, 0.95);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .navbar nav a {
      color: #ccc;
  }
  
  .navbar nav a:hover {
      color: #fff;
  }
}

/* 响应式布局 */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }

  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .navbar .container {
      padding: 1rem;
  }
  
  .navbar nav {
      gap: 10px;
  }
}

/* 加载指示器样式 */
.loading-indicator {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: 1rem;
  background: var(--primary-gradient);
  color: white;
  text-align: center;
  z-index: 9999;
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from { transform: translateY(-100%); }
  to { transform: translateY(0); }
}

/* 错误消息样式 */
.error-message {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: white;
  padding: 2rem;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  z-index: 10000;
  max-width: 90%;
  width: 400px;
}

.error-message h3 {
  margin: 0 0 1rem;
  color: var(--error-color);
}

.error-message p {
  margin: 0 0 1.5rem;
  color: var(--text-dark);
}

.error-message button {
  background: var(--primary-gradient);
  color: white;
  border: none;
  padding: 0.5rem 1.5rem;
  border-radius: 50px;
  cursor: pointer;
  font-weight: 600;
  transition: transform 0.2s;
}

.error-message button:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

@media (prefers-color-scheme: dark) {
  .error-message {
    background: #2a2a3e;
  }

  .error-message p {
    color: var(--text-light);
  }
}

/* 通用搜索框样式 */
.search-section {
    margin: 3rem 0;
    text-align: center;
}

.search-box {
    display: inline-flex;
    gap: 1rem;
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 5px;
    border-radius: 50px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    border: 1px solid rgba(0,0,0,0.05);
}

.search-box input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: none;
    background: transparent;
    color: var(--text-dark);
    font-size: 1rem;
    outline: none;
}

.search-box button {
    padding: 0.8rem 2rem;
    background: var(--primary-gradient);
    color: white;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.search-box button:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(102, 126, 234, 0.4);
}

/* 通用卡片网格布局 */
.category-grid,
.resource-grid,
.security-grid,
.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: var(--spacing-xl);
}

/* 通用卡片样式 */
.category-card,
.resource-card,
.security-item,
.status-card {
    background: white;
    border-radius: var(--border-radius-xl);
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid rgba(0,0,0,0.05);
}

.category-card:hover,
.resource-card:hover,
.security-item:hover,
.status-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.category-card h2, .resource-card h3, .security-item h3 {
    margin-bottom: 15px;
    color: #333;
}

/* 通用按钮样式 */
.btn {
    display: inline-block;
    padding: 10px 25px;
    background: var(--primary-gradient);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

/* 深色模式适配 */
@media (prefers-color-scheme: dark) {
    .search-box {
        background: #2a2a3e;
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    .search-box input {
        color: var(--text-light);
    }

    .category-card,
    .resource-card,
    .security-item,
    .status-card {
        background: #2a2a3e;
        color: var(--text-light);
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    .category-card h2, .resource-card h3, .security-item h3 {
        color: var(--text-light);
    }
}

/* 响应式布局适配 */
@media (max-width: 768px) {
    .category-grid,
    .resource-grid,
    .security-grid,
    .status-grid {
        grid-template-columns: 1fr;
    }
    
    .search-box {
        flex-direction: column;
        background: transparent;
        box-shadow: none;
        border: none;
    }
    
    .search-box input {
        background: white;
        border-radius: 50px;
        margin-bottom: 10px;
        box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    }
    
    .search-box button {
        width: 100%;
    }
}