* {
    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, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 500px;
    margin: 0 auto;
    background: white;
    border-radius: 20px;
    padding: 30px 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

h1 {
    text-align: center;
    color: #333;
    margin-bottom: 10px;
    font-size: 28px;
}

.subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 30px;
    font-size: 16px;
}

.section {
    margin-bottom: 30px;
}

.section-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #667eea;
}

.input-field {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 16px;
    margin-bottom: 15px;
    transition: border-color 0.3s;
}

.input-field:focus {
    outline: none;
    border-color: #667eea;
}

.hidden {
    display: none;
}

.info-box {
    background: #fff3cd;
    border: 1px solid #ffc107;
    border-radius: 12px;
    padding: 15px;
    margin-bottom: 20px;
    font-size: 13px;
    color: #856404;
}

.success-message {
    text-align: center;
    padding: 40px 20px;
}

.success-icon {
    font-size: 60px;
    margin-bottom: 20px;
}

.order-id {
    font-size: 20px;
    font-weight: bold;
    color: #667eea;
    margin: 20px 0;
}

.order-items-summary {
    text-align: left;
    background: #f8f9ff;
    border-radius: 12px;
    padding: 20px;
    margin: 20px 0;
}

.order-item-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid #e0e0e0;
}

.order-item-row:last-child {
    border-bottom: none;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translate(-50%, -40%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}