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

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* 客服微信样式 */
.customer-service {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    background-color: #f8f8f8;
    width: 100%;
    color: #333;
    font-size: 14px;
}

/* 添加新的客服微信样式 */
.customer-service-hero {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 20px;
    padding: 10px;
    background-color: rgba(255, 255, 255, 0.15);
    border-radius: 30px;
    color: white;
    font-size: 16px;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.weixin-icon {
    width: 20px;
    height: 20px;
    margin-right: 8px;
}

.hero {
    background-color: #3F51B5;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    margin-top: 0; /* 修改为0，因为上面已经有客服微信信息 */
    width: 100%;
}

.container {
    max-width: 1200px;
    width: 100%;
    text-align: center;
    color: white;
}

.logo-section {
    margin-bottom: 20px;
}

.logo-placeholder {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    border-radius: 50%;
    overflow: hidden;
}

.logo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

h1 {
    font-size: 32px;
    margin-bottom: 15px;
}

.slogan {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* 新的主按钮样式 */
.main-btn {
    padding: 15px 60px;
    background-color: rgba(255, 255, 255, 0.15);
    color: white;
    text-decoration: none;
    border-radius: 30px;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.3);
    min-width: 250px;
    font-size: 18px;
    font-weight: 500;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    outline: none;
}

.main-btn:hover {
    background-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
}

.main-btn:active {
    transform: translateY(1px);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.download-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 40px;
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    transition: background-color 0.3s;
    border: 1px solid rgba(255, 255, 255, 0.2);
    min-width: 200px;
}

.download-btn:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.icon-placeholder {
    width: 24px;
    height: 24px;
    margin-right: 10px;
    display: inline-block;
}

.icon-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* 微信弹窗样式 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    width: 90%;
    max-width: 300px;
    position: relative;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.close-btn {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 24px;
    cursor: pointer;
    color: #999;
    transition: color 0.3s;
}

.close-btn:hover {
    color: #333;
}

.modal h3 {
    margin-bottom: 20px;
    color: #333;
    font-size: 20px;
}

.wechat-id {
    font-size: 24px;
    font-weight: bold;
    color: #3F51B5;
    margin: 20px 0;
}

.wechat-tip {
    font-size: 16px;
    color: #666;
    margin-bottom: 10px;
}

/* 新增样式 */
.intro-section {
    padding: 80px 20px;
    background-color: white;
    text-align: center;
    width: 100%;
    display: flex;
    justify-content: center;
}

.intro-section .container {
    color: #333;
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 1000px;
}

.intro-text {
    max-width: 800px;
    margin: 0 auto 60px;
    font-size: 28px;
    line-height: 1.8;
    color: #333;
    font-weight: 500;
}

.intro-text p {
    margin-bottom: 10px;
}

.phone-showcase {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
    position: relative;
}

.phone-container {
    position: relative;
    width: 360px;
    margin: 0 auto;
}

.phone-frame {
    width: 100%;
    height: auto;
    position: relative;
    z-index: 1;
    display: block;
}

.carousel {
    position: absolute;
    top: 12%;
    left: 6.5%;
    width: 87%;
    height: 76%;
    overflow: hidden;
    z-index: 2;
}

.carousel-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    object-fit: cover;
    z-index: 2;
}

.carousel-item.active {
    opacity: 1;
    z-index: 3;
}

/* 轮播箭头样式 */
.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.8);
    border: 1px solid #ff5252;
    color: #ff5252;
    font-size: 24px;
    border-radius: 4px;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.carousel-arrow:hover {
    background-color: #ff5252;
    color: white;
}

.prev-arrow {
    left: 10%;
}

.next-arrow {
    right: 10%;
}

/* 底部样式 */
.footer {
    padding: 20px 0;
    background-color: #f5f5f5;
    text-align: center;
    font-size: 14px;
    color: #999;
    width: 100%;
    border-top: 1px solid #eee;
}

.footer .container {
    color: #999;
    max-width: 800px;
    margin: 0 auto;
}

.footer p {
    margin-bottom: 15px;
    font-size: 14px;
    line-height: 1.5;
    color: #666;
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 5px;
}

.footer-link {
    color: #666;
    text-decoration: none;
    margin: 0 15px;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

.footer-link:hover {
    color: #3F51B5;
}

.footer-link:not(:last-child)::after {
    content: "";
    position: absolute;
    right: -15px;
    top: 50%;
    transform: translateY(-50%);
    height: 14px;
    width: 1px;
    background-color: #ddd;
}

.footer-text {
    color: #999;
    margin-left: 15px;
}

/* 手机端底部固定条 */
.mobile-bottom-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50px;
    background-color: #3F51B5;
    color: white;
    z-index: 100;
    display: none;
    justify-content: space-between;
    align-items: center;
    padding: 0 15px;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
}

.mobile-bottom-text {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.mobile-bottom-button {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 6px 15px;
    border-radius: 25px;
    text-decoration: none;
    font-size: 14px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: background-color 0.3s;
}

.mobile-bottom-button:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

@media (max-width: 768px) {
    h1 {
        font-size: 28px;
    }
    
    .slogan {
        font-size: 20px;
    }
    
    .main-btn {
        padding: 12px 40px;
        font-size: 16px;
        min-width: 200px;
    }
    
    .download-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .download-btn {
        width: 80%;
    }

    /* 添加移动端客服微信样式 */
    .customer-service-hero {
        font-size: 14px;
        padding: 8px 15px;
        margin-top: 15px;
    }
    
    .weixin-icon {
        width: 16px;
        height: 16px;
    }

    .intro-text {
        font-size: 22px;
        padding: 0 20px;
    }

    .phone-container {
        width: 300px;
    }
    
    .carousel-arrow {
        width: 36px;
        height: 36px;
        font-size: 20px;
    }
    
    .prev-arrow {
        left: 5%;
    }
    
    .next-arrow {
        right: 5%;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 10px;
    }
    
    .footer-link:not(:last-child)::after {
        display: none;
    }
    
    .footer-text {
        margin-left: 0;
        margin-top: 10px;
    }
    
    /* 在移动设备上显示底部固定条 */
    .mobile-bottom-bar {
        display: flex;
    }
    
    /* 为底部固定条添加底部内边距 */
    .footer {
        padding-bottom: 70px;
    }
    
    .modal-content {
        padding: 20px;
        width: 85%;
        max-width: 280px;
    }
    
    .wechat-id {
        font-size: 22px;
        margin: 15px 0;
    }
    
    .wechat-tip {
        font-size: 14px;
    }
}