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

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

.container {
    width: 100%;
    max-width: 500px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.step {
    display: none !important;
    animation: fadeIn 0.3s ease;
}

.step.active {
    display: block !important;
}

.content {
    padding: 40px 30px;
    text-align: center;
}

h1 {
    font-size: 32px;
    margin-bottom: 10px;
    color: #333;
}

h2 {
    font-size: 24px;
    margin-bottom: 20px;
    color: #333;
}

p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.5;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    margin-bottom: 10px;
}

.btn-primary {
    background: #667eea;
    color: white;
}

.btn-primary:hover {
    background: #5568d3;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #f0f0f0;
    color: #333;
}

.btn-secondary:hover {
    background: #e0e0e0;
}

.btn-back {
    background: none;
    border: none;
    color: #667eea;
    cursor: pointer;
    font-size: 16px;
    margin-bottom: 20px;
    padding: 0;
    width: auto;
    text-align: left;
}

.btn-back:hover {
    text-decoration: underline;
}

.search-input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    margin-bottom: 20px;
    transition: border-color 0.3s ease;
}

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

.results {
    text-align: left;
    max-height: 400px;
    overflow-y: auto;
}

.song-card {
    background: #f9f9f9;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.song-card:hover {
    background: #f0f0f0;
    border-color: #667eea;
}

.song-card .title {
    font-weight: 600;
    color: #333;
    margin-bottom: 5px;
}

.song-card .artist {
    color: #999;
    font-size: 14px;
}

.song-info {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    text-align: left;
}

.song-info .title {
    font-weight: 600;
    font-size: 18px;
    color: #333;
    margin-bottom: 5px;
}

.song-info .artist {
    color: #666;
    font-size: 16px;
}

.form-group {
    text-align: left;
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    color: #666;
    font-size: 14px;
    margin-bottom: 5px;
}

.form-group input {
    width: 100%;
    padding: 10px 12px;
    border: 2px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

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

.form-row {
    display: flex;
    gap: 10px;
}

.form-row .form-group {
    flex: 1;
}

.payment-info {
    background: #f0f7ff;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    border-left: 4px solid #667eea;
}

.payment-info p {
    margin-bottom: 8px;
    color: #333;
}

.success-icon {
    font-size: 60px;
    color: #10b981;
    margin-bottom: 15px;
}

.error-icon {
    font-size: 60px;
    color: #ef4444;
    margin-bottom: 15px;
}

.success-info {
    background: #f0fdf4;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    text-align: left;
}

.success-info p {
    margin-bottom: 10px;
    color: #333;
}

.error {
    color: #ef4444;
    font-size: 14px;
}

code {
    background: #f0f0f0;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: monospace;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}