.kk-tire-calc {
    --calc-ink: #172033;
    --calc-muted: #657086;
    --calc-line: #dce3ec;
    --calc-orange: #ff9f1c;
    --calc-orange-soft: #fff3df;
    --calc-green: #16844b;
    --calc-green-soft: #f1faf5;
    --calc-red: #c13a3a;
    --calc-red-soft: #fff3f3;
    color: var(--calc-ink);
    margin: 0 0 28px;
}

.kk-tire-calc *,
.kk-tire-calc *::before,
.kk-tire-calc *::after {
    box-sizing: border-box;
}

.kk-tire-calc__intro,
.kk-tire-calc__results {
    background: #fff;
    border: 1px solid var(--calc-line);
    border-radius: 18px;
    box-shadow: 0 10px 30px rgba(35, 46, 67, .05);
}

.kk-tire-calc__intro {
    display: grid;
    grid-template-columns: minmax(240px, .72fr) minmax(450px, 1.28fr);
    gap: 24px 42px;
    padding: 28px;
}

.kk-tire-calc__intro-copy h2,
.kk-tire-calc__results-head h2 {
    color: var(--calc-ink);
    font-size: 20px;
    font-weight: 600;
    line-height: 1.3;
    margin: 0 0 7px;
}

.kk-tire-calc__intro-copy > p:last-child,
.kk-tire-calc__results-head p {
    color: var(--calc-muted);
    font-size: 13px;
    line-height: 1.55;
    margin: 0;
    max-width: 620px;
}

.kk-tire-calc__eyebrow {
    color: #c46a00 !important;
    font-size: 11px !important;
    font-weight: 600;
    letter-spacing: .08em;
    line-height: 1.2 !important;
    margin: 0 0 6px !important;
    text-transform: uppercase;
}

.kk-tire-calc__controls {
    align-items: end;
    display: grid;
    grid-template-columns: minmax(110px, 1fr) 18px minmax(110px, 1fr) 22px minmax(110px, 1fr);
    gap: 8px;
}

.kk-tire-calc__field {
    display: grid;
    gap: 7px;
    margin: 0;
}

.kk-tire-calc__field > span {
    color: var(--calc-muted);
    font-size: 12px;
    font-weight: 400;
}

.kk-tire-calc__field select {
    appearance: none;
    background-color: #f7f9fc;
    background-image: linear-gradient(45deg, transparent 50%, #667085 50%), linear-gradient(135deg, #667085 50%, transparent 50%);
    background-position: calc(100% - 17px) 50%, calc(100% - 12px) 50%;
    background-repeat: no-repeat;
    background-size: 5px 5px, 5px 5px;
    border: 1px solid #cfd8e5;
    border-radius: 10px;
    color: var(--calc-ink);
    cursor: pointer;
    font-size: 17px;
    font-weight: 500;
    height: 48px;
    padding: 0 38px 0 14px;
    width: 100%;
}

.kk-tire-calc__field select:focus {
    border-color: var(--calc-orange);
    box-shadow: 0 0 0 3px rgba(255, 159, 28, .16) !important;
}

.kk-tire-calc__size-mark {
    color: #8b95a7;
    font-size: 24px;
    line-height: 48px;
    text-align: center;
}

.kk-tire-calc__size-mark--r {
    color: var(--calc-ink);
    font-size: 17px;
    font-weight: 600;
}

.kk-tire-calc__summary {
    align-items: center;
    background: linear-gradient(135deg, #fff8ed, #fff3de);
    border: 1px solid #f5d7aa;
    border-radius: 14px;
    display: grid;
    grid-column: 1 / -1;
    grid-template-columns: minmax(190px, .72fr) minmax(480px, 1.28fr);
    overflow: hidden;
}

.kk-tire-calc__summary-size {
    border-right: 1px solid #efd3aa;
    display: grid;
    gap: 2px;
    padding: 18px 22px;
}

.kk-tire-calc__summary-size span {
    color: #8b6330;
    font-size: 11px;
}

.kk-tire-calc__summary-size strong {
    color: var(--calc-ink);
    font-size: 26px;
    font-weight: 600;
    letter-spacing: -.02em;
}

.kk-tire-calc__metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    margin: 0;
    padding: 0 10px;
}

.kk-tire-calc__metrics > div {
    padding: 14px 16px;
}

.kk-tire-calc__metrics dt {
    color: #8b6330;
    font-size: 11px;
    font-weight: 400;
    margin-bottom: 3px;
}

.kk-tire-calc__metrics dd {
    color: var(--calc-ink);
    font-size: 15px;
    font-weight: 500;
    margin: 0;
}

.kk-tire-calc__results {
    margin-top: 18px;
    overflow: hidden;
}

.kk-tire-calc__results-head {
    align-items: end;
    border-bottom: 1px solid var(--calc-line);
    display: flex;
    gap: 24px;
    justify-content: space-between;
    padding: 22px 24px;
}

.kk-tire-calc__legend {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
    justify-content: flex-end;
}

.kk-tire-calc__legend span {
    align-items: center;
    color: var(--calc-muted);
    display: inline-flex;
    font-size: 11px;
    gap: 6px;
    white-space: nowrap;
}

.kk-tire-calc__legend-dot {
    border: 1px solid transparent;
    border-radius: 50%;
    display: inline-block;
    height: 9px;
    width: 9px;
}

.kk-tire-calc__legend-dot--safe {
    background: #dff3e7;
    border-color: #a7d7b9;
}

.kk-tire-calc__legend-dot--danger {
    background: #ffe0e0;
    border-color: #e7aaaa;
}

.kk-tire-calc__legend-dot--current {
    background: var(--calc-orange);
    border-color: #d27b00;
}

.kk-tire-calc__mobile-hint {
    display: none;
}

.kk-tire-calc__table-wrap {
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    padding: 12px 14px 4px;
    scrollbar-color: #b9c2cf #f0f3f7;
    scrollbar-width: thin;
}

.kk-tire-calc__table {
    border-collapse: separate;
    border-spacing: 6px;
    color: var(--calc-ink);
    margin: 0;
    min-width: 970px;
    table-layout: fixed;
    width: 100%;
}

.kk-tire-calc__table th,
.kk-tire-calc__table td {
    border: 0;
    padding: 0;
}

.kk-tire-calc__corner,
.kk-tire-calc__rim-head {
    background: #f4f6f9;
    border-radius: 9px;
    color: var(--calc-muted);
    width: 92px;
}

.kk-tire-calc__corner {
    padding: 10px 8px !important;
    text-align: left;
}

.kk-tire-calc__corner span,
.kk-tire-calc__corner small,
.kk-tire-calc__rim-head strong,
.kk-tire-calc__rim-head small,
.kk-tire-calc__width-head strong,
.kk-tire-calc__width-head small {
    display: block;
}

.kk-tire-calc__corner span,
.kk-tire-calc__corner small {
    font-size: 10px;
    font-weight: 400;
    line-height: 1.35;
}

.kk-tire-calc__width-head {
    background: #f4f6f9;
    border-radius: 9px;
    padding: 8px !important;
    text-align: center;
}

.kk-tire-calc__width-head strong,
.kk-tire-calc__rim-head strong {
    color: var(--calc-ink);
    font-size: 13px;
    font-weight: 500;
}

.kk-tire-calc__width-head small,
.kk-tire-calc__rim-head small {
    color: var(--calc-muted);
    font-size: 9px;
    font-weight: 400;
    margin-top: 1px;
}

.kk-tire-calc__width-head.is-current-axis,
.kk-tire-calc__rim-head.is-current-axis {
    background: var(--calc-orange-soft);
    box-shadow: inset 0 0 0 1px #f0ca92;
}

.kk-tire-calc__rim-head {
    padding: 10px 8px !important;
    text-align: center;
}

.kk-tire-calc__cell {
    background: #f7f9fb;
    border-radius: 10px;
    padding: 5px !important;
    vertical-align: top;
}

.kk-tire-calc__variants {
    display: grid;
    gap: 3px;
}

.kk-tire-calc__variant {
    align-items: center;
    border: 1px solid transparent;
    border-radius: 7px;
    display: flex;
    justify-content: space-between;
    min-height: 39px;
    padding: 4px 7px;
}

.kk-tire-calc__variant.is-safe {
    background: var(--calc-green-soft);
    border-color: #d8ecdf;
}

.kk-tire-calc__variant.is-danger {
    background: var(--calc-red-soft);
    border-color: #f0d0d0;
}

.kk-tire-calc__variant.is-original {
    background: linear-gradient(135deg, #ffad33, #ff9510);
    border-color: #dc7d00;
    box-shadow: 0 3px 9px rgba(210, 123, 0, .2);
    color: #182033;
}

.kk-tire-calc__variant-size,
.kk-tire-calc__variant-difference {
    font-size: 11px;
    font-weight: 500;
    line-height: 1.2;
    white-space: nowrap;
}

.kk-tire-calc__variant-difference {
    color: var(--calc-green);
    font-size: 10px;
    font-weight: 400;
    margin-left: 7px;
    text-align: right;
}

.kk-tire-calc__variant.is-danger .kk-tire-calc__variant-difference {
    color: var(--calc-red);
}

.kk-tire-calc__variant.is-original .kk-tire-calc__variant-difference {
    color: #5f3a00;
}

.kk-tire-calc__note {
    align-items: flex-start;
    background: #f7f9fb;
    border-top: 1px solid var(--calc-line);
    color: var(--calc-muted);
    display: flex;
    gap: 9px;
    margin-top: 10px;
    padding: 15px 22px;
}

.kk-tire-calc__note i {
    color: #d07700;
    margin-top: 4px;
}

.kk-tire-calc__note p {
    font-size: 11px;
    line-height: 1.55;
    margin: 0;
}

.kk-tire-calc__note strong {
    color: #384256;
    font-weight: 500;
}

@media (max-width: 1100px) {
    .kk-tire-calc__intro {
        grid-template-columns: 1fr;
    }

    .kk-tire-calc__summary {
        grid-template-columns: 210px 1fr;
    }
}

@media (max-width: 767px) {
    .kk-tire-calc__intro,
    .kk-tire-calc__results {
        border-radius: 13px;
    }

    .kk-tire-calc__intro {
        gap: 20px;
        padding: 18px 15px;
    }

    .kk-tire-calc__controls {
        grid-template-columns: 1fr 13px 1fr 18px 1fr;
        gap: 4px;
    }

    .kk-tire-calc__field > span {
        font-size: 10px;
    }

    .kk-tire-calc__field select {
        background-position: calc(100% - 13px) 50%, calc(100% - 8px) 50%;
        font-size: 15px;
        height: 44px;
        padding: 0 25px 0 9px;
    }

    .kk-tire-calc__size-mark {
        font-size: 18px;
        line-height: 44px;
    }

    .kk-tire-calc__size-mark--r {
        font-size: 14px;
    }

    .kk-tire-calc__summary {
        display: block;
    }

    .kk-tire-calc__summary-size {
        border-bottom: 1px solid #efd3aa;
        border-right: 0;
        padding: 13px 15px;
    }

    .kk-tire-calc__summary-size strong {
        font-size: 22px;
    }

    .kk-tire-calc__metrics {
        gap: 0;
        padding: 0;
    }

    .kk-tire-calc__metrics > div {
        padding: 11px 9px;
    }

    .kk-tire-calc__metrics dt {
        font-size: 9px;
        line-height: 1.25;
    }

    .kk-tire-calc__metrics dd {
        font-size: 12px;
    }

    .kk-tire-calc__results-head {
        align-items: flex-start;
        display: grid;
        gap: 14px;
        padding: 18px 15px 14px;
    }

    .kk-tire-calc__legend {
        justify-content: flex-start;
    }

    .kk-tire-calc__mobile-hint {
        align-items: center;
        color: var(--calc-muted);
        display: flex;
        font-size: 10px;
        gap: 7px;
        margin: 10px 15px 0;
    }

    .kk-tire-calc__mobile-hint i {
        color: #d07700;
    }

    .kk-tire-calc__table-wrap {
        padding: 6px 8px 3px;
    }

    .kk-tire-calc__table {
        min-width: 920px;
    }

    .kk-tire-calc__corner,
    .kk-tire-calc__rim-head {
        left: 0;
        position: sticky;
        z-index: 2;
    }

    .kk-tire-calc__corner {
        z-index: 3;
    }

    .kk-tire-calc__note {
        padding: 13px 15px;
    }
}

@media (max-width: 390px) {
    .kk-tire-calc__controls {
        grid-template-columns: 1fr 9px 1fr 15px 1fr;
    }

    .kk-tire-calc__field select {
        font-size: 14px;
        padding-left: 7px;
    }
}