#seer-calculator {
    background-color: #1f5273;
    color: white;
    padding: 2rem;
    border-radius: 12px;
    max-width: 600px;
    margin: 2rem auto;
    font-family: sans-serif;
}

#seer-calculator h2 {
    color: white;
    text-align: center;
    margin-bottom: 1.5rem;
}

.seer-section {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.seer-block {
    background-color: #2a6c8d;
    padding: 1rem;
    border-radius: 8px;
    flex: 1;
}

.seer-block label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: white;
}

.seer-block input {
    width: 100%;
    padding: 0.5rem;
    border-radius: 6px;
    border: none;
    font-size: 1rem;
}

.seer-block p {
    margin-top: 0.5rem;
    color: white;
}

.seer-savings {
    text-align: center;
    margin: 2rem 0;
}

.donut-container {
    position: relative;
    width: 160px;
    height: 160px;
    margin: 0 auto 1rem;
}

.donut-ring {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #0e2c3f;
    position: relative;
    padding: 10px;
    box-sizing: border-box;
}

.donut-fill {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: conic-gradient(from 0deg, #1f5273 0%, #ceffff 0%, transparent 0%);
}

.donut-inner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 110px;
    height: 110px;
    border-radius: 50%;
    background-color: #1f5273;
    display: flex;
    flex-flow: wrap;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.8rem;
    font-weight: bold;
    z-index: 2;
}

.seer-savings p {
    color: white;
    font-size: 1rem;
    margin-top: 1rem;
}

.seer-savings strong {
    color: #ceffff;
    font-size: 1.2rem;
}

.seer-savings .percent-savings-div {
    width: 100%;
    font-size: 32px;
}

.seer-savings .savings-text {
    display: block;
    margin-top: -50px;
}

#customize-toggle {
    background-color: #ceffff;
    color: #1f5273;
    padding: 0.75rem 1.5rem;
    border: none;
    font-weight: bold;
    border-radius: 8px;
    cursor: pointer;
    margin-bottom: 1rem;
    display: block;
    width: 100%;
}

#customize-toggle:hover {
    background-color: #b8f0f0;
}

#custom-fields {
    background-color: #2a6c8d;
    padding: 1.5rem;
    border-radius: 8px;
    margin-top: 1rem;
}

#custom-fields label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: white;
}

#custom-fields input {
    width: 100%;
    padding: 0.5rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    border: none;
    font-size: 1rem;
}