.calc {
    position: relative;
    z-index: 1;
    background: #fff;
    border: 1px solid var(--teal-mist);
    border-radius: var(--r-lg);
    padding: 24px;
    box-shadow: 0 40px 90px rgba(0, 0, 0, .45);
}

.calc__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--line);
}

.calc__name {
    font-family: var(--fd);
    font-weight: 400;
    font-size: 17px;
    color: var(--ink);
}

.calc__badge {
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--teal-deep);
    background: var(--teal-frost);
    border: 1px solid var(--teal-mist);
    padding: 4px 8px;
    border-radius: 999px;
}

.calc__field {
    margin-top: 16px;
}

.calc__field + .calc__field {
    margin-top: 12px;
}

.calc__field--two {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.calc__label {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 8px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--ink);
}

.calc__field--two .calc__label {
    font-size: 12.5px;
}

.calc__output {
    font-family: var(--fs);
    font-weight: 600;
    font-size: 22px;
    color: var(--teal-deep);
}

.calc__field--two .calc__output {
    font-size: 18px;
}

.calc__range {
    margin-top: 12px;
}

.calc__hint {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--stone-light);
    margin-top: 4px;
}

.calc__seg {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
    margin-top: 8px;
}

.calc__seg-btn {
    font-family: var(--fs);
    font-size: 12.5px;
    font-weight: 600;
    color: var(--charcoal);
    background: #fff;
    border: 1px solid var(--line-2);
    border-radius: 10px;
    padding: 8px 4px;
    cursor: pointer;
    transition: background .2s, border-color .2s, color .2s;
}

.calc__seg-btn:hover {
    border-color: var(--teal-light);
    color: var(--teal);
}

.calc__seg-btn--active,
.calc__seg-btn--active:hover {
    background: var(--teal);
    border-color: var(--teal);
    color: #fff;
}

.calc__result {
    margin-top: 16px;
    background: var(--teal-frost);
    border: 1px solid var(--teal-mist);
    border-radius: var(--r-sm);
    padding: 16px 16px;
}

.calc__result-label {
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--teal-deep);
}

.calc__result-big {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-top: 8px;
}

.calc__result-value {
    font-family: var(--fs);
    font-weight: 600;
    font-size: 44px;
    line-height: 1;
    letter-spacing: -.02em;
    color: var(--ink);
}

.calc__result-unit {
    font-style: normal;
    font-size: 14px;
    color: var(--stone);
}

.calc__result-text {
    font-size: 13px;
    color: var(--charcoal);
    margin-top: 8px;
    line-height: 1.5;
}

.calc__verdict {
    margin-top: 16px;
    border-radius: var(--r-sm);
    padding: 16px 16px;
    border: 1px solid var(--green-border);
    background: var(--green-bg);
}

.calc__verdict--bad {
    border-color: var(--coral-border);
    background: var(--coral-bg);
}

.calc__verdict--zero {
    border-color: var(--line-2);
    background: var(--canvas);
}

.calc__verdict-label {
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: #1F7A52;
}

.calc__verdict--bad .calc__verdict-label {
    color: var(--coral-k);
}

.calc__verdict--zero .calc__verdict-label {
    color: var(--stone);
}

.calc__verdict-title {
    font-family: var(--fd);
    font-weight: 400;
    font-size: 22px;
    color: var(--ink);
    margin-top: 8px;
    line-height: 1.15;
    letter-spacing: -.01em;
}

.calc__verdict-text {
    font-size: 13px;
    color: var(--charcoal);
    margin-top: 8px;
    line-height: 1.5;
}

.calc__verdict-text:empty {
    display: none;
}

.calc__boxes {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 12px;
}

.calc__boxes--three {
    grid-template-columns: repeat(3, 1fr);
}

.calc__box {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 12px 16px;
}

.calc__box-label {
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--stone);
}

.calc__box-value {
    font-family: var(--fs);
    font-weight: 600;
    font-size: 22px;
    color: var(--ink);
    margin-top: 4px;
    line-height: 1;
}

.calc__box-value--lg {
    font-size: 24px;
}

.calc__box-value--text {
    font-size: 16px;
    padding-top: 4px;
    line-height: 1.2;
}

.calc__note {
    font-size: 11.5px;
    color: var(--stone-light);
    margin-top: 12px;
    line-height: 1.45;
}

.calc__btn {
    width: 100%;
    justify-content: center;
    margin-top: 16px;
}

@media (max-width: 900px) {
    .calc__result-value {
        font-size: 38px;
    }
}

@media (max-width: 560px) {
    .calc__field--two {
        grid-template-columns: 1fr;
    }
}