.roi-calculator {
    max-width: 400px;
    margin: 0 auto;
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
    background-color: transparent; /* No background color */
    color: white; /* Text color white */
    text-align: center; /* Center align all content */
}

.input-section {
    margin-bottom: 15px;
}

.input-section label {
    display: block;
    margin-bottom: 5px;
    color: white; /* Text color white */
}

.input-section input,
.input-section select {
    width: 100%;
    padding: 8px;
    box-sizing: border-box;
    background-color: #333; /* Dark background for inputs */
    color: white; /* Text color white */
    border: 1px solid #ccc;
    border-radius: 5px;
}

#calculateBtn {
    align-items: center;
    background-color: var(--accent-3);
    border-bottom-left-radius: 30px;
    border-bottom-right-radius: 30px;
    border-top-left-radius: 30px;
    border-top-right-radius: 30px;
    color: var(--base-3);
    column-gap: 0.5em;
    display: inline-flex;
    font-weight: 600;
    justify-content: center;
    letter-spacing: 0.03em;
    margin-top: 20px;
    padding: 15px 30px;
    text-align: center;
    border: none;
    cursor: pointer;
}

#calculateBtn:hover {
    background-color: var(--accent-2);
    color: var(--base-3);
}

.results {
    margin-top: 20px;
    color: white; /* Text color white */
    font-size: 1.2em; /* Larger output text */
}

#potentialRevenue {
    text-decoration: underline;
    text-decoration-color: var(--accent-2); /* Underlined in var(--accent-2) */
}

.cta {
    text-align: center;
    margin-top: 20px;
    display: none; /* Hide initially */
}

.cta-button {
    align-items: center;
    background-color: var(--accent-3);
    border-bottom-left-radius: 30px;
    border-bottom-right-radius: 30px;
    border-top-left-radius: 30px;
    border-top-right-radius: 30px;
    color: var(--base-3);
    column-gap: 0.5em;
    display: inline-flex;
    font-weight: 600;
    justify-content: center;
    letter-spacing: 0.03em;
    padding: 15px 30px;
    text-align: center;
    text-decoration: none;
    animation: throb 1.5s infinite; /* Throbbing animation */
}

.cta-button:hover {
    background-color: var(--accent-2);
    color: var(--base-3);
}

@keyframes throb {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}