* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'PingFang SC', sans-serif;
}

:root {
    --primary: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --accent: #06d6a0;
    --light: #f8fafc;
    --dark: #1e293b;
    --gray: #64748b;
    --border: #e2e8f0;
    --button-primary: #f97316;
    --button-primary-dark: #ea580c;
}

body {
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 */
header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 40px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

header::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.05" d="M0,224L48,213.3C96,203,192,181,288,181.3C384,181,480,203,576,192C672,181,768,139,864,128C960,117,1056,139,1152,149.3C1248,160,1344,160,1392,160L1440,160L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
    background-size: cover;
    background-position: bottom;
}

.header-content {
    position: relative;
    z-index: 1;
}

.domain-name {
    font-size: 60px;
    font-weight: 700;
    margin: 0px 0;
    letter-spacing: -0.5px;
}

.tagline {
    font-size: 18px;
    opacity: 0.9;
    font-weight: 400;
}

/* 主要内容区域 */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 60px 0;
}

.card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
    max-width: 700px;
    margin: 0 auto;
    overflow: hidden;
    border: 1px solid var(--border);
}

.card-body {
    padding: 40px;
}

.domain-status {
    display: inline-flex;
    align-items: center;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 15px;
    margin-bottom: 20px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    margin-right: 8px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.action-buttons {
    margin: 20px 0 30px;
    display: flex;
    justify-content: center;
}

.btn {
    padding: 14px 28px;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    min-width: 200px;
}

.btn-primary {
    background-color: var(--button-primary);
    color: white;
    border: none;
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.3);
}

.btn-primary:hover {
    background-color: var(--button-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(249, 115, 22, 0.4);
}

.transaction-info {
    background-color: rgba(37, 99, 235, 0.03);
    border-radius: 10px;
    padding: 20px;
    margin: 25px 0;
    font-size: 14px;
    color: var(--gray);
    text-align: center;
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.contact-section {
    margin-top: 40px;
}

.contact-title {
    font-size: 20px;
    margin-bottom: 25px;
    color: var(--dark);
    text-align: center;
    font-weight: 600;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    padding: 15px;
    border-radius: 10px;
    background: rgba(248, 250, 252, 0.8);
    transition: all 0.3s ease;
    border: 1px solid var(--border);
}

.contact-item:hover {
    background: white;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transform: translateY(-2px);
}

.contact-icon {
    width: 40px;
    height: 40px;
    background: var(--primary);
    color: white;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    font-size: 18px;
}

.contact-details {
    flex: 1;
}

.contact-label {
    font-size: 14px;
    color: var(--gray);
    margin-bottom: 5px;
}

.contact-value {
    font-size: 16px;
    font-weight: 500;
    color: var(--dark);
}

.qrcode-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border);
}

.qrcode {
    width: 180px;
    height: 180px;
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 15px;
    background: #f8fafc;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    font-size: 14px;
    overflow: hidden;
}

.qrcode-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
}

.qrcode-placeholder i {
    font-size: 40px;
    margin-bottom: 10px;
    color: var(--primary);
}

.qrcode-label {
    font-size: 15px;
    color: var(--gray);
    font-weight: 500;
}

/* 底部区域 */
footer {
    background: var(--dark);
    color: white;
    padding: 30px 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
    margin-bottom: 20px;
}

.footer-section {
    max-width: 300px;
}

.footer-title {
    font-size: 16px;
    margin-bottom: 15px;
    font-weight: 600;
}

.copyright {
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .domain-name {
        font-size: 36px;
    }
    
    .card-body {
        padding: 30px 20px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .btn {
        min-width: 100%;
    }
}