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

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #5c4b37;
    background: linear-gradient(135deg, #d7ccc8 0%, #bcaaa4 50%, #a1887f 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部英雄区域 */
.hero {
    background: linear-gradient(135deg, #8d6e63 0%, #6d4c41 100%);
    color: #fff8e1;
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='50' cy='50' r='40' stroke='%23ffffff20' stroke-width='2' fill='none'/%3E%3C/svg%3E") repeat;
    opacity: 0.1;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    position: relative;
    z-index: 1;
}

.hero .subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

/* 主要内容区域 */
main {
    padding: 60px 0;
}

section {
    margin-bottom: 60px;
}

h2 {
    font-size: 2.5rem;
    color: #5d4037;
    margin-bottom: 30px;
    text-align: center;
    font-weight: 600;
    position: relative;
}

h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #8d6e63, #5d4037);
    margin: 15px auto 0;
    border-radius: 2px;
}

h3 {
    font-size: 1.5rem;
    color: #6d4c41;
    margin-bottom: 15px;
    font-weight: 500;
}

/* 内容盒子样式 */
.content-box {
    background: rgba(255, 255, 245, 0.95);
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(93, 64, 55, 0.1);
    border: 1px solid rgba(141, 110, 99, 0.2);
    backdrop-filter: blur(10px);
}

/* 特性展示 */
.feature {
    display: flex;
    align-items: center;
    margin: 25px 0;
    padding: 20px;
    background: linear-gradient(135deg, #efebe9 0%, #d7ccc8 100%);
    border-radius: 12px;
    border-left: 4px solid #8d6e63;
}

.feature-icon {
    font-size: 2.5rem;
    margin-right: 20px;
    background: #8d6e63;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-text h3 {
    color: #5d4037;
    margin-bottom: 5px;
}

/* 对比区域 */
.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-top: 40px;
}

.comparison-item {
    padding: 30px;
    border-radius: 15px;
    text-align: center;
}

.self-stake {
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
    border: 2px solid #ef9a9a;
}

.rent {
    background: linear-gradient(135deg, #e8f5e8 0%, #c8e6c9 100%);
    border: 2px solid #81c784;
    position: relative;
}

.comparison-item h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #5d4037;
}

.comparison-item ul {
    list-style: none;
    text-align: left;
    margin-bottom: 25px;
}

.comparison-item li {
    padding: 8px 0;
    font-size: 1.1rem;
    border-bottom: 1px solid rgba(93, 64, 55, 0.1);
}

.comparison-item li:last-child {
    border-bottom: none;
}

/* CTA按钮 */
.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, #4caf50 0%, #388e3c 100%);
    color: white;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4);
    background: linear-gradient(135deg, #388e3c 0%, #2e7d32 100%);
}

/* 教程区域 */
.tutorial-content {
    line-height: 1.8;
}

.tutorial-content p {
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.tutorial-content strong {
    color: #5d4037;
    font-weight: 600;
}

/* 用户列表 */
.user-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.user-item {
    background: rgba(255, 255, 245, 0.95);
    padding: 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(93, 64, 55, 0.08);
    border: 1px solid rgba(141, 110, 99, 0.15);
    transition: transform 0.3s ease;
}

.user-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(93, 64, 55, 0.15);
}

.address {
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    color: #8d6e63;
    margin-bottom: 10px;
    font-weight: 600;
}

.time {
    color: #795548;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.status {
    display: inline-block;
    padding: 5px 15px;
    background: #4caf50;
    color: white;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* 页脚 */
footer {
    background: linear-gradient(135deg, #5d4037 0%, #4e342e 100%);
    color: #d7ccc8;
    padding: 30px 0;
    text-align: center;
}

footer p {
    opacity: 0.8;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero .subtitle {
        font-size: 1.2rem;
    }
    
    .comparison-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .content-box {
        padding: 25px;
    }
    
    .feature {
        flex-direction: column;
        text-align: center;
    }
    
    .feature-icon {
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .user-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .container {
        padding: 0 15px;
    }
}