* {
    box-sizing: border-box;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}
#car-calculator {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}
.controls {
    flex: 1;
    min-width: 300px;
}
.result-container {
    flex: 1;
    min-width: 300px;
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}
h2 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #333;
}
.button-group {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}
.button-group button {
    padding: 10px 20px;
    border: 1px solid #ddd;
    background: white;
    border-radius: 25px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s ease;
}
.button-group button.active {
    background: #D64541;
    color: white;
    border-color: #D64541;
}
.double-dropdowns {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}
.dropdown {
    flex: 1;
}
.dropdown select {
    width: 100%;
    padding: 10px 35px 10px 15px;
    border: 1px solid #ddd;
    border-radius: 25px;
    appearance: none;
    background: white;
    cursor: pointer;
    font-size: 14px;
}
.result-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid #f0f0f0;
}
.result-row:last-child {
    border-bottom: none;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #f0f0f0;
    font-weight: bold;
    color: #D64541;
}
.result-label {
    color: #555;
}
.result-value {
    font-weight: bold;
}
.total-label {
    color: #D64541;
    font-weight: bold;
}