.irhvac-metric {
    direction: rtl;
    max-width: 940px;
    margin: 1rem auto;
    font-family: inherit;
    line-height: 1.75;
}

.irhvac-metric *,
.irhvac-metric *::before,
.irhvac-metric *::after {
    box-sizing: border-box;
}

.irhvac-metric__form,
.irhvac-metric__result,
.irhvac-metric__message,
.irhvac-metric__details {
    border: 1px solid #d8dde3;
    border-radius: 8px;
    background: #fff;
}

.irhvac-metric__form {
    padding: 1rem;
}

.irhvac-metric__intro {
    margin: 0 0 1rem;
}

.irhvac-metric label,
.irhvac-metric__result-label {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    font-weight: 600;
}

.irhvac-metric input,
.irhvac-metric select,
.irhvac-metric button {
    font: inherit;
}

.irhvac-metric input[type="text"],
.irhvac-metric input[type="search"],
.irhvac-metric select {
    width: 100%;
    min-height: 44px;
    padding: 0.52rem 0.65rem;
    border: 1px solid #bfc6cd;
    border-radius: 6px;
    background: #fff;
}

.irhvac-metric input[type="text"] {
    direction: ltr;
    text-align: left;
}

.irhvac-metric input:focus,
.irhvac-metric select:focus {
    outline: 2px solid rgba(30, 109, 181, 0.18);
    border-color: #1e6db5;
}

.irhvac-metric__search-wrap {
    position: relative;
    margin-bottom: 1rem;
}

.irhvac-metric__search-results {
    position: absolute;
    z-index: 20;
    top: calc(100% + 4px);
    right: 0;
    left: 0;
    max-height: 320px;
    overflow-y: auto;
    border: 1px solid #cbd1d7;
    border-radius: 7px;
    background: #fff;
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.1);
}

.irhvac-metric__search-results button {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    width: 100%;
    padding: 0.65rem 0.8rem;
    border: 0;
    border-bottom: 1px solid #edf0f2;
    background: #fff;
    text-align: right;
    cursor: pointer;
}

.irhvac-metric__search-results button:last-child {
    border-bottom: 0;
}

.irhvac-metric__search-results button:hover,
.irhvac-metric__search-results button:focus {
    background: #f4f7f9;
}

.irhvac-metric__search-results button span,
.irhvac-metric__search-empty {
    color: #66717b;
    font-size: 0.9rem;
}

.irhvac-metric__search-empty {
    display: block;
    padding: 0.75rem 0.8rem;
}

.irhvac-metric__selector-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.8rem 1rem;
    margin-bottom: 1rem;
}

.irhvac-metric__converter {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    gap: 0.8rem;
    align-items: center;
    padding: 0.9rem;
    border: 1px solid #e0e4e8;
    border-radius: 8px;
    background: #fafbfc;
}

.irhvac-metric__side {
    display: grid;
    gap: 0.45rem;
    min-width: 0;
}

.irhvac-metric__swap {
    width: 44px;
    height: 44px;
    border: 1px solid #aeb7bf;
    border-radius: 50%;
    background: #fff;
    color: #1e5d92;
    cursor: pointer;
    font-size: 1.3rem;
}

.irhvac-metric__swap:hover,
.irhvac-metric__swap:focus {
    border-color: #1e6db5;
}

.irhvac-metric__output {
    display: flex;
    align-items: center;
    min-height: 54px;
    padding: 0.55rem 0.7rem;
    border: 1px solid #bfcfe0;
    border-radius: 6px;
    background: #fff;
    direction: ltr;
    text-align: left;
    font-size: 1.25rem;
    font-weight: 700;
    overflow-wrap: anywhere;
}

.irhvac-metric__output-unit {
    display: block;
    color: #5f6872;
    direction: ltr;
    text-align: left;
}

.irhvac-metric__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-top: 1rem;
}

.irhvac-metric__actions button {
    min-width: 120px;
    min-height: 42px;
    padding: 0.5rem 1rem;
    border: 1px solid #1e6db5;
    border-radius: 6px;
    cursor: pointer;
}

.irhvac-metric__actions button[type="submit"] {
    background: #1e6db5;
    color: #fff;
}

.irhvac-metric__actions .irhvac-metric__copy,
.irhvac-metric__actions .irhvac-metric__reset {
    background: #fff;
    color: #1e6db5;
}

.irhvac-metric__actions button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.irhvac-metric__message,
.irhvac-metric__result,
.irhvac-metric__details {
    margin-top: 1rem;
    padding: 1rem;
}

.irhvac-metric__message--error {
    border-color: #cf8d8d;
    background: #fff7f7;
}

.irhvac-metric__message ul {
    margin-bottom: 0;
}

.irhvac-metric__result h3 {
    margin-top: 0;
}

.irhvac-metric__equivalence {
    margin: 0;
    padding: 0.85rem;
    border: 1px solid #cbd8e4;
    border-radius: 7px;
    background: #f7fafc;
    text-align: center;
    font-size: 1.15rem;
    overflow-wrap: anywhere;
}

.irhvac-metric__note {
    margin: 0.8rem 0 0;
    color: #56616b;
}

.irhvac-metric__details {
    padding: 0;
    overflow: hidden;
}

.irhvac-metric__details summary {
    cursor: pointer;
    padding: 0.8rem 1rem;
    background: #f7f8f9;
    font-weight: 700;
}

.irhvac-metric__details-body {
    padding: 0.9rem 1rem;
}

.irhvac-metric__details-body > :first-child {
    margin-top: 0;
}

.irhvac-metric__details-body > :last-child {
    margin-bottom: 0;
}

.irhvac-metric__table-wrap {
    overflow-x: auto;
}

.irhvac-metric__table {
    width: 100%;
    min-width: 520px;
    border-collapse: collapse;
}

.irhvac-metric__table th,
.irhvac-metric__table td {
    padding: 0.58rem;
    border: 1px solid #dfe3e7;
    text-align: right;
}

.irhvac-metric__table thead th {
    background: #f3f5f7;
}

.irhvac-metric__table td:last-child {
    direction: ltr;
    text-align: left;
}

.irhvac-metric__table tr.is-target {
    background: #f2f7fb;
    font-weight: 700;
}

.irhvac-metric__author {
    margin: 0.75rem 0 0;
    color: #5f6872;
    font-size: 0.92rem;
}

.irhvac-metric [hidden] {
    display: none !important;
}

@media (max-width: 720px) {
    .irhvac-metric__selector-grid,
    .irhvac-metric__converter {
        grid-template-columns: 1fr;
    }

    .irhvac-metric__swap {
        margin: 0 auto;
        transform: rotate(90deg);
    }

    .irhvac-metric__form {
        padding: 0.75rem;
    }

    .irhvac-metric__search-results button {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.1rem;
    }
}