/* 重置默认样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 基础样式 */
:root {
    --primary: #6c5ce7;
    --secondary: #a29bfe;
    --accent: #fd79a8;
    --background: #f8f9fa;
    --text: #2d3436;
    --light-text: #636e72;
    --card: #ffffff;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--background);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    padding: 20px;
}

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

/* 头部样式 */
.header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 40px 0;
    margin-bottom: 30px;
    border-radius: 12px;
    text-align: center;
}

.header h1 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* 卡片样式 */
.card {
    background: var(--card);
    border-radius: 16px;
    box-shadow: var(--shadow);
    padding: 25px;
    margin-bottom: 25px;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.card-highlight {
    background: rgba(253, 121, 168, 0.08);
    border-left: 4px solid var(--accent);
    padding: 15px;
    border-radius: 8px;
    margin: 15px 0;
}

/* 内容区域 */
.policy-section h2 {
    color: var(--primary);
    margin-bottom: 15px;
    font-size: 1.6rem;
}

.policy-section h3 {
    margin: 20px 0 12px;
    color: var(--secondary);
    font-size: 1.3rem;
}

.policy-section p {
    margin-bottom: 12px;
    color: var(--light-text);
}

/* 列表样式 */
.modern-list {
    list-style: none;
    margin: 15px 0;
}

.modern-list li {
    padding: 8px 0 8px 25px;
    position: relative;
    margin-bottom: 6px;
}

.modern-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 8px;
    color: var(--primary);
    font-weight: bold;
}

/* 网格布局 */
.data-grid, .security-grid, .info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.data-card, .security-card, .info-card {
    background: rgba(162, 155, 254, 0.05);
    border-radius: 12px;
    padding: 15px;
    transition: all 0.3s ease;
}

.data-card:hover, .security-card:hover, .info-card:hover {
    background: rgba(162, 155, 254, 0.1);
}

.data-icon, .security-icon {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

/* 联系区域 */
.contact-section {
    text-align: center;
}

.contact-info {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
}

.contact-icon {
    font-size: 1.5rem;
}

/* 页脚 */
.footer {
    text-align: center;
    padding: 20px 0;
    color: var(--light-text);
    font-size: 0.9rem;
}

.last-updated {
    margin-top: 5px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header {
        padding: 30px 0;
    }
    
    .header h1 {
        font-size: 1.8rem;
    }
    
    .data-grid, .security-grid, .info-grid {
        grid-template-columns: 1fr;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        margin: 10px;
        border-radius: 0;
    }
    
    .header {
        padding: 40px 20px;
    }
    
    .header h1 {
        font-size: 2em;
    }
    
    .content {
        padding: 20px;
    }
    
    .policy-section h2 {
        font-size: 1.5em;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .security-features {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 1.8em;
    }
    
    .subtitle {
        font-size: 1em;
    }
    
    .content {
        padding: 15px;
    }
}
