.rsc-calculator {
    width: 100%;
    border-radius: 7px;
    overflow: hidden;
    background: #f3f3f3;
    border: 1px solid #e0e0e0;
    font-family: inherit;
}

.rsc-calculator__header {
    background: #1b2a40;
    padding: 13px 16px 11px;
}

.rsc-calculator__title {
    color: #c9baad;
    font-size: 24px;
    line-height: 1.2;
    font-weight: 700;
}

.rsc-calculator__body {
    padding: 16px;
}

.rsc-calculator__label {
    margin-bottom: 28px;
    font-size: 16px;
    font-weight: 700;
    color: #14213d;
}

.rsc-calculator__controls {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.rsc-calculator__input {
    width: 120px;
    height: 40px;
    padding: 7px 10px;
    border: 1px solid #cfcfcf;
    background: #fff;
    font-size: 15px;
    box-shadow: none;
}

.rsc-calculator__button {
    min-height: 40px;
    padding: 8px 18px;
    border: 0;
    background: #1b2a40;
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-transform: uppercase;
    transition: opacity .2s ease, transform .2s ease;
}

.rsc-calculator__button:hover {
    opacity: .92;
}

.rsc-calculator__button:active {
    transform: translateY(1px);
}

.rsc-calculator__meta {
    margin-top: 12px;
    font-size: 12px;
    color: #697386;
}

.rsc-calculator__result,
.rsc-calculator__error {
    display: inline-block;
    margin-top: 16px;
    padding: 9px 12px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 600;
}

.rsc-calculator__result {
    background: #a90000;
    color: #fff;
}

.rsc-calculator__error {
    background: #fff3cd;
    color: #664d03;
    border: 1px solid #ffecb5;
}

.rsc-calculator__result[hidden],
.rsc-calculator__error[hidden] {
    display: none !important;
}

@media (max-width: 767px) {
    .rsc-calculator__title {
        font-size: 20px;
    }

    .rsc-calculator__label {
        margin-bottom: 16px;
        font-size: 15px;
    }

    .rsc-calculator__controls {
        align-items: stretch;
    }

    .rsc-calculator__input {
        width: 100%;
    }

    .rsc-calculator__button {
        width: 100%;
    }
}