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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', Meiryo, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    line-height: 1.6;
}

.container {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 800px;
    width: 100%;
    overflow: hidden;
}

header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    font-weight: 700;
}

.subtitle {
    font-size: 1.1em;
    opacity: 0.9;
}

main {
    padding: 40px 30px;
}

section {
    margin-bottom: 30px;
}

section:last-child {
    margin-bottom: 0;
}

h2 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.5em;
    font-weight: 600;
}

.info-card {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 12px;
    border-left: 4px solid #667eea;
}

.info-grid {
    display: grid;
    gap: 15px;
}

.info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.label {
    font-weight: 600;
    color: #666;
}

.value {
    color: #667eea;
    font-weight: 700;
    font-family: 'Courier New', monospace;
}

.status-card {
    text-align: center;
    padding: 30px;
    background: #d4edda;
    border-radius: 12px;
    border: 2px solid #28a745;
}

.status-icon {
    font-size: 4em;
    color: #28a745;
    margin-bottom: 15px;
}

.status-card h2 {
    color: #155724;
    margin-bottom: 10px;
}

.status-card p {
    color: #155724;
    font-size: 1.05em;
}

.next-steps {
    background: #fff3cd;
    padding: 25px;
    border-radius: 12px;
    border-left: 4px solid #ffc107;
}

.next-steps h2 {
    color: #856404;
}

.next-steps ol {
    margin-left: 20px;
    color: #856404;
}

.next-steps li {
    margin-bottom: 8px;
    padding-left: 5px;
}

footer {
    background: #f8f9fa;
    padding: 20px;
    text-align: center;
    color: #666;
    font-size: 0.9em;
}

@media (max-width: 600px) {
    header h1 {
        font-size: 2em;
    }
    
    main {
        padding: 30px 20px;
    }
    
    .info-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
}