body {
    font-family: sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: #f0f2f5;
    margin: 0;
}

.container {
    background: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 500px;
}

h1 {
    text-align: center;
    color: #333;
    margin-bottom: 1.5rem;
}

#services-container {
    margin-bottom: 1.5rem;
}

.service {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid #eee;
}

.service:last-child {
    border-bottom: none;
}

.service > label {
    font-weight: bold;
}

.addons-container {
    padding-left: 2rem;
    margin-top: 0.5rem;
    display: none; /* Hidden by default */
}

.addon {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    font-size: 0.9rem;
}

.service label, .addon label {
    cursor: pointer;
}

.total-cost {
    text-align: right;
    font-size: 1.2rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 2px solid #333;
    display: none; /* Hidden by default */
}

#user-details, #otp-verification {
    margin-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

input[type="text"], input[type="tel"] {
    padding: 0.75rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
}

button {
    padding: 0.75rem;
    border: none;
    border-radius: 4px;
    background-color: #007bff;
    color: white;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #0056b3;
}

#final-price {
    text-align: center;
    margin-top: 1.5rem;
    padding: 1rem;
    background-color: #e8f5e9;
    border: 1px solid #4caf50;
    border-radius: 4px;
    color: #2e7d32;
}