.solar-calculator {
    max-width: 700px;
    margin: 0 auto;
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    padding: 30px;
}

.solar-calculator h2 {
    font-size: 24px;
    margin-bottom: 10px;
    color: #333;
}

.solar-calculator p {
    margin-bottom: 20px;
    color: #555;
}

.solar-calculator input[type="text"], 
.solar-calculator input[type="number"] {
    width: 100%;
    padding: 12px;
    margin-bottom: 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
}

.radio-group {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
}

.radio-group label {
    cursor: pointer;
    background: #f9f9f9;
    padding: 15px;
    border-radius: 10px;
    border: 1px solid #ddd;
    width: 30%;
    text-align: center;
}

button.next-step, button.prev-step {
    padding: 10px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    margin-top: 10px;
}

button.prev-step {
    background-color: #ccc;
}

#map {
    width: 100%;
    height: 300px;
    margin-bottom: 20px;
}

.step {
    display: none;
}

.step.active {
    display: block;
}