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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

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

/* 顶部导航 */
.sxgn-header {
    background: linear-gradient(135deg, #FFC107 0%, #4CAF50 100%);
    color: white;
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

.sxgn-logo {
    gap:10px;
    display: flex;
    align-items: center;
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    font-size: 32px;
    font-weight: 900;
    letter-spacing: 3px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.sxgn-login-btn {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 10px 30px;
    border-radius: 25px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.sxgn-login-btn:hover {
    background-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* 主要内容区域 */
.sxgn-main-content {
    min-height: calc(100vh - 200px);
}

.sxgn-section {
    padding: 60px 0;
    background-color: white;
    margin-bottom: 20px;
}

.sxgn-section-title {
    font-size: 32px;
    text-align: center;
    margin-bottom: 20px;
    color: #333;
    font-weight: 600;
}

.sxgn-section-intro {
    text-align: center;
    font-size: 16px;
    color: #666;
    max-width: 800px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

/* 选择我们的理由 */
.sxgn-reasons {
    background: linear-gradient(135deg, #FFF9C4 0%, #C8E6C9 100%);
}

.sxgn-reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.sxgn-reason-item {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}

.sxgn-reason-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.sxgn-reason-title {
    font-size: 24px;
    font-weight: bold;
    color: #4CAF50;
    margin-bottom: 15px;
}

.sxgn-reason-item p {
    color: #666;
    line-height: 1.8;
    font-size: 15px;
}

/* 推广方式 */
.sxgn-promotion {
    background-color: white;
}

.sxgn-promotion-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 800px;
    margin: 0 auto;
}

.sxgn-promotion-item {
    background: linear-gradient(135deg, #FFC107 0%, #4CAF50 100%);
    color: white;
    padding: 25px 30px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 4px 15px rgba(255, 193, 7, 0.4);
    transition: transform 0.3s ease;
}

.sxgn-promotion-item:hover {
    transform: translateX(10px);
}

.sxgn-promotion-icon {
    font-size: 32px;
    flex-shrink: 0;
}

/* 优质服务 */
.sxgn-service {
    background: linear-gradient(135deg, #8BC34A 0%, #4CAF50 100%);
    color: white;
}

.sxgn-service .sxgn-section-title,
.sxgn-service .sxgn-section-intro {
    color: white;
}

.sxgn-service-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.sxgn-feature-box {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 35px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    text-align: center;
}

.sxgn-feature-box:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-8px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.sxgn-feature-box h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: white;
    font-weight: 600;
}

.sxgn-feature-box p {
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.8;
    font-size: 15px;
}

/* 页脚 */
.sxgn-footer {
    background-color: #2E7D32;
    color: #ecf0f1;
    padding: 40px 0;
    text-align: center;
}

.sxgn-footer p {
    margin-bottom: 15px;
    font-size: 14px;
}

.sxgn-footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 15px;
    font-size: 13px;
    color: #bdc3c7;
}

.sxgn-footer-contact {
    font-size: 14px;
    color: #bdc3c7;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .sxgn-header .sxgn-container {
        flex-direction: column;
        gap: 15px;
    }

    .sxgn-logo {
        font-size: 24px;
    }

    .sxgn-section {
        padding: 40px 0;
    }

    .sxgn-section-title {
        font-size: 26px;
    }

    .sxgn-reasons-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .sxgn-promotion-item {
        flex-direction: column;
        text-align: center;
        padding: 20px;
    }

    .sxgn-footer-links {
        flex-direction: column;
        gap: 10px;
    }

    .sxgn-service-features {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .sxgn-feature-box {
        padding: 25px;
    }
}