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

body {
    font-family: 'Microsoft YaHei', 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #f0f4f8 0%, #d7e3fc 100%);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    color: #333;
    position: relative;
    padding: 0;
}

body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect fill="none" width="100" height="100"/><path fill="rgba(255,255,255,0.1)" d="M30,10L50,30L70,10L90,30L70,50L90,70L70,90L50,70L30,90L10,70L30,50L10,30L30,10Z"/></svg>');
    opacity: 0.3;
    z-index: -1;
}

.container {
    width: 100%;
    height: 100%;
    /* max-width: 1200px; */
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    box-sizing: border-box;
}

.content {
    text-align: center;
    background-color: rgba(255, 255, 255, 0.95);
    /* border-radius: 24px; */
    /* padding: 50px 40px; */
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1), 0 10px 20px rgba(0, 0, 0, 0.05);
    width: 100%;
    height: 100%;
    /* max-width: 600px; */
    position: relative;
    overflow: hidden;
    /* border: 1px solid rgba(255, 255, 255, 0.8); */
    margin: 0;
}

.content::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 150px;
    height: 150px;
    background: linear-gradient(135deg, rgb(214 158 255 / 20%) 0%, rgb(255 137 137 / 20%) 100%);
    border-radius: 50%;
    z-index: 0;
}

.content::after {
    content: '';
    position: absolute;
    bottom: -50px;
    left: -50px;
    width: 150px;
    height: 150px;
    background: linear-gradient(135deg, rgb(255 180 180 / 20%) 0%, rgb(255 243 208) 100%);
    border-radius: 50%;
    z-index: 0;
}

.logo-container {
    margin: 20px 0;
    margin-top: 60px;
    position: relative;
    z-index: 1;
}

.logo {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #4a90e2 0%, #4facfe 100%);
    color: white;
    font-size: 32px;
    font-weight: bold;
    border-radius: 28px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
    box-shadow: 0 10px 14px rgba(74, 144, 226, 0.3);
    position: relative;
    overflow: hidden;
    transition: all 0.5s ease;
}

.logo::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { left: -100%; }
    20% { left: 100%; }
    100% { left: 100%; }
}

.logo img {
    display: block;
    width: 100%;
    height: 100%;
}

.app-name {
    font-size: 30px;
    font-weight: bold;
    margin-bottom: 16px;
    color: #4facfe;
    text-shadow: 1px 1px 0 rgba(255, 255, 255, 0.5);
    position: relative;
    z-index: 1;
}

.slogan {
    font-size: 16px;
    margin-bottom: 24px;
    color: #555;
    font-weight: 500;
    position: relative;
    z-index: 1;
}

.description {
    font-size: 17px;
    margin-bottom: 25px;
    color: #777;
    position: relative;
    z-index: 1;
    padding: 0 20px;
    line-height: 1.5;
}

.features {
    display: flex;
    justify-content: center;
    gap: 90px;
    margin-bottom: 30px;
    position: relative;
    z-index: 1;
}

.feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    /* gap: 8px; */
}

.feature i {
    font-size: 24px;
    color: #4facfe;
    background: rgba(74, 144, 226, 0.1);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 5px;
    transition: all 0.3s ease;
}

.feature:nth-child(2) i {
    color: #ff7800;
    background: rgba(255, 149, 0, 0.1);
}

.feature:nth-child(3) i {
    color: #38b2ac;
    background: rgba(56, 178, 172, 0.1);
}

.feature:hover i {
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.feature span {
    font-size: 14px;
    font-weight: 500;
    color: #555;
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 25px;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.download-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    min-width: 170px;
    position: relative;
    overflow: hidden;
}

.download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.download-btn:hover::before {
    opacity: 1;
}

.download-btn .icon {
    margin-right: 12px;
    font-size: 22px;
}

.download-btn .text {
    font-size: 17px;
    letter-spacing: 0.5px;
}

.user-btn {
    background: linear-gradient(135deg, #4a90e2 0%, #4facfe 100%);
    color: white;
    box-shadow: 0 6px 14px rgba(74, 144, 226, 0.3);
}

.merchant-btn {
    background: linear-gradient(135deg, #ff8140 0%, #ff7800 100%);
    color: white;
    box-shadow: 0 6px 14px rgba(255, 149, 0, 0.3);
}

.download-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.25);
}

.download-btn:active {
    transform: translateY(2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.qr-codes {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
    position: relative;
    z-index: 1;
    flex-direction: row;
}

.qr-code {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.qr-placeholder {
    width: 110px;
    height: 110px;
    background: white;
    border: 1px dashed #ccc;
    border-radius: 8px;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.qr-placeholder::before {
    content: 'QR';
    font-size: 24px;
    color: #ccc;
    font-weight: bold;
    position: absolute;
    z-index: -1;
}

.qr-placeholder img {
    display: block;
    width: 100%;
    height: 100%;
}

.qr-code span {
    font-size: 14px;
    color: #777;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .content {
        /* padding: 40px 25px;
        border-radius: 20px;
        max-width: 90%; */
    }
    
    .app-name {
        font-size: 26px;
    }
    
    .download-buttons {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }
    
    .download-btn {
        width: 100%;
        max-width: 240px;
    }
    
    .features {
        gap: 40px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .feature i {
        width: 45px;
        height: 45px;
        font-size: 20px;
    }
    
    .qr-codes {
        flex-direction: row;
        gap: 14px;
        margin-top: 30px;
    }
    
    .description {
        padding: 0 10px;
        font-size: 16px;
    }
}

/* @media (max-width: 480px) {
    .container {
        padding: 0;
    }
    
    .content {
        padding: 30px 20px;
        border-radius: 16px;
        max-width: 100%;
    }
    
    .logo {
        width: 80px;
        height: 80px;
        font-size: 22px;
        border-radius: 20px;
    }
    
    .app-name {
        font-size: 26px;
        margin-bottom: 8px;
    }
    
    .slogan {
        font-size: 16px;
        margin-bottom: 12px;
    }
    
    .description {
        font-size: 15px;
        margin-bottom: 18px;
        padding: 0 5px;
        line-height: 1.4;
    }
    
    .features {
        flex-wrap: wrap;
        gap: 12px;
        margin-bottom: 20px;
    }
    
    .feature i {
        width: 36px;
        height: 36px;
        font-size: 16px;
        margin-bottom: 3px;
    }
    
    .feature span {
        font-size: 12px;
    }
    
    .download-btn {
        padding: 12px 24px;
        min-width: 150px;
    }
    
    .download-btn .icon {
        font-size: 18px;
        margin-right: 8px;
    }
    
    .download-btn .text {
        font-size: 15px;
    }
    
    .qr-codes {
        flex-direction: row;
        gap: 15px;
        margin-top: 25px;
    }
    
    .qr-placeholder {
        width: 70px;
        height: 70px;
    }
    
    .qr-code span {
        font-size: 12px;
    }
} */