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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #8B7CB8 0%, #9B8BC8 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

.notice-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 48px 40px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.notice-title {
    font-size: 32px;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 24px;
    line-height: 1.2;
}

.notice-body {
    color: #2d3748;
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 24px;
}

.notice-body p {
    margin-bottom: 16px;
}

.notice-body p:last-child {
    margin-bottom: 0;
}

.notice-body a {
    color: #2563eb;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.notice-body a:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

.product-desc {
    color: #4a5568;
}

.separator {
    height: 1px;
    background-color: #e2e8f0;
    margin: 32px 0;
}

.contact-info {
    color: #2d3748;
    font-size: 16px;
    margin-bottom: 24px;
}

.contact-info a {
    color: #2563eb;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.contact-info a:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

.signature {
    color: #4a5568;
    font-size: 14px;
    font-style: italic;
    margin-top: 8px;
}

@media (max-width: 640px) {
    .notice-card {
        padding: 32px 24px;
    }
    
    .notice-title {
        font-size: 28px;
    }
    
    .notice-body {
        font-size: 15px;
    }
}