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

body {
    font-family: 'Microsoft YaHei', 'SimHei', Arial, sans-serif;
    background: linear-gradient(180deg, #4978AA 0%, #5ba3f5 15%, #4a90e2 30%, #245591 45%, #022347 100%);
    min-height: 100vh;
    color: white;
}

.container {
    display: flex;
    min-height: 100vh;
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 20px;
    align-items: center;
}

.left-content {
    flex: 1;
    padding-right: 60px;
}

.right-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

/* Logo Section */
.logo h1 {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.logo {
    text-align: center;
}

.title {
    max-width: 100%;
    height: auto;
    margin-bottom: 10px;
}

.website {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 20px;
    padding: 20px 0;
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.website::before,
.website::after {
    content: '';
    flex: 1;
    height: 2px;
    background: rgba(255,255,255,0.3);
}

.tagline {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
    text-align: center;
    letter-spacing: 10px;
}

/* Categories */
.categories {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 40px;
    justify-content: center;
}

.category-item-ring {
    padding: 3px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 50%;
}
.category-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px;
    border: 2px dotted rgba(255,255,255,0.3);
    border-radius: 50%;
    width: 80px;
    height: 80px;
    justify-content: center;
    transition: all 0.3s ease;
    cursor: pointer;
}
.category-item:hover {
    background-color: rgba(255,255,255,0.1);
    transform: scale(1.05);
}

.category-icon {
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 2px;
}

.category-text {
    font-size: 12px;
    opacity: 0.8;
}

/* QR Section */
.qr-section {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.qr-code {
    width: 120px;
    height: 120px;
    background-color: white;
    border: 2px solid #ddd;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border-radius: 6px;
}

.qr-placeholder {
    color: #666;
    font-size: 24px;
    font-weight: bold;
}

.qr-info {
    flex: 1;
}

.mobile-text {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 5px;
}

.browser-text {
    font-size: 14px;
    margin-bottom: 10px;
    opacity: 0.9;
}

.warning-text {
    font-size: 12px;
    line-height: 1.4;
    opacity: 0.6;
}
.qr-section-container{
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}
/* Disclaimer */
.disclaimer {
    font-size: 11px;
    opacity: 0.6;
    line-height: 1.3;
    border: 1px solid rgba(255,255,255,0.2);
    padding: 10px;
    border-radius: 4px;
    background-color: rgba(255,255,255,0.05);
}
.logo-image{
    position: absolute;
    top: 0px;
    right: 0px;
    width: 100px;
    height: 100px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.2);
    box-shadow: 0 0 10px rgba(0,0,0,0.2);
}
.info-image{
    left: 0px;
}
/* Right side - Model image */
.model-image {
    position: relative;
    margin-bottom: 30px;
}

.model-image img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
}

.chains {
    position: absolute;
    top: 10%;
    left: -20px;
    right: -20px;
    height: 60%;
    background: linear-gradient(to bottom, 
        transparent 0%, 
        rgba(0,0,0,0.1) 20%, 
        rgba(0,0,0,0.1) 80%, 
        transparent 100%);
    pointer-events: none;
}

.chains::before,
.chains::after {
    content: '';
    position: absolute;
    top: 0;
    width: 8px;
    height: 100%;
    background: linear-gradient(to bottom, 
        #333 0%, #666 10%, #333 20%, 
        #666 30%, #333 40%, #666 50%, 
        #333 60%, #666 70%, #333 80%, 
        #666 90%, #333 100%);
    border-radius: 4px;
}

.chains::before {
    left: -10px;
}

.chains::after {
    right: -10px;
}

/* Model text */
.model-text {
    text-align: center;
}

.main-text {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 5px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.sub-text {
    font-size: 18px;
    opacity: 0.9;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        flex-direction: column;
        padding: 20px 15px;
    }
    .tagline {
        letter-spacing: 5px;
    }
    .left-content {
        padding-right: 0;
        margin-bottom: 40px;
    }
    
    .title {
        max-width: 80%;
    }
    
    .logo h1 {
        font-size: 36px;
    }
    
    .website {
        font-size: 20px;
    }
    
    .categories {
        justify-content: center;
        gap: 15px;
    }
    
    /* .category-item {
        width: 70px;
        height: 70px;
    } */
    
    .qr-section {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .qr-code {
        margin-bottom: 15px;

    }
}

@media (max-width: 480px) {
    .title {
        max-width: 90%;
    }
    
    .logo h1 {
        font-size: 28px;
    }
    
    .website {
        font-size: 16px;
    }
    
    .categories {
        justify-content: center;
        gap: 10px;
    }
    
    /* .category-item {
        width: 60px;
        height: 60px;
    } */
    
    .category-icon {
        font-size: 12px;
    }
    
    .category-text {
        font-size: 10px;
    }
}