/* ======================================================
   Blockenberg — Unit Converter block styles
   ====================================================== */

.bkbg-uc-app {
    font-family: inherit;
    box-sizing: border-box;
}

.bkbg-uc-loading {
    text-align: center;
    color: #9ca3af;
    padding: 40px 0;
}

.bkbg-uc-card {
    box-sizing: border-box;
}

.bkbg-uc-title {
    font-family: var(--bkuc-tt-ff, inherit);
    font-size: var(--bkuc-tt-fsd, 26px);
    line-height: var(--bkuc-tt-lhd, 1.2);
    letter-spacing: var(--bkuc-tt-lsd, normal);
    word-spacing: var(--bkuc-tt-wsd, normal);
    font-weight: var(--bkuc-tt-fw, 700);
    font-style: var(--bkuc-tt-fst, normal);
    text-decoration: var(--bkuc-tt-td, none);
    text-transform: var(--bkuc-tt-tt, none);
    margin: 0 0 8px;
    text-align: center;
}
.bkbg-uc-card h2.bkbg-uc-title {
    font-family: var(--bkuc-tt-ff, inherit);
    font-size: var(--bkuc-tt-fsd, 26px);
    line-height: var(--bkuc-tt-lhd, 1.2);
    letter-spacing: var(--bkuc-tt-lsd, normal);
    word-spacing: var(--bkuc-tt-wsd, normal);
    font-weight: var(--bkuc-tt-fw, 700);
    font-style: var(--bkuc-tt-fst, normal);
    text-decoration: var(--bkuc-tt-td, none);
    text-transform: var(--bkuc-tt-tt, none);
}

.bkbg-uc-subtitle {
    font-family: var(--bkuc-st-ff, inherit);
    font-size: var(--bkuc-st-fsd, 15px);
    line-height: var(--bkuc-st-lhd, 1.6);
    letter-spacing: var(--bkuc-st-lsd, normal);
    word-spacing: var(--bkuc-st-wsd, normal);
    font-weight: var(--bkuc-st-fw, normal);
    font-style: var(--bkuc-st-fst, normal);
    text-decoration: var(--bkuc-st-td, none);
    text-transform: var(--bkuc-st-tt, none);
    margin: 0 0 24px;
    text-align: center;
}

/* Category tabs */
.bkbg-uc-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
    margin-bottom: 24px;
}

.bkbg-uc-tab {
    padding: 6px 14px;
    border-radius: 99px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: 13px;
    transition: background 0.2s, color 0.2s;
}

.bkbg-uc-tab.active {
    outline: none;
}

/* From/To grid */
.bkbg-uc-row {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 12px;
    align-items: end;
    margin-bottom: 20px;
}

@media (max-width: 480px) {
    .bkbg-uc-row {
        grid-template-columns: 1fr;
    }
    .bkbg-uc-swap {
        text-align: center;
    }
}

.bkbg-uc-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 4px;
}

.bkbg-uc-select {
    width: 100%;
    padding: 8px 10px;
    border-radius: 8px;
    border: 1.5px solid #e5e7eb;
    font-size: 14px;
    background: #fff;
    cursor: pointer;
    transition: border-color 0.2s;
    outline: none;
}

.bkbg-uc-select:focus {
    border-color: currentColor;
}

.bkbg-uc-swap {
    background: none;
    border-radius: 8px;
    border: 1.5px solid currentColor;
    padding: 8px 12px;
    cursor: pointer;
    font-weight: 700;
    font-size: 18px;
    line-height: 1;
    transition: background 0.2s, color 0.2s;
}

.bkbg-uc-swap:hover {
    filter: brightness(0.9);
}

/* Value input */
.bkbg-uc-value-wrap {
    margin-bottom: 20px;
}

.bkbg-uc-value {
    width: 100%;
    padding: 12px 14px;
    border-radius: 8px;
    border: 1.5px solid #e5e7eb;
    font-size: 18px;
    box-sizing: border-box;
    outline: none;
    transition: border-color 0.2s;
    -moz-appearance: textfield;
    appearance: textfield;
}

.bkbg-uc-value::-webkit-outer-spin-button,
.bkbg-uc-value::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.bkbg-uc-value:focus {
    border-color: currentColor;
    box-shadow: 0 0 0 3px rgba(108,63,181,0.12);
}

/* Result */
.bkbg-uc-result {
    text-align: center;
    border: 1.5px solid transparent;
    padding: 20px 24px;
}

.bkbg-uc-result-from {
    font-size: 13px;
    color: #9ca3af;
    margin-bottom: 4px;
}

.bkbg-uc-result-num {
    font-weight: 800;
    line-height: 1.1;
    transition: color 0.2s;
}

.bkbg-uc-result-unit {
    font-size: 14px;
    color: #6b7280;
    margin-top: 4px;
}

@media (max-width: 1024px) {
    .bkbg-uc-title,
    .bkbg-uc-card h2.bkbg-uc-title {
        font-size: var(--bkuc-tt-fst1, var(--bkuc-tt-fsd, 26px));
        line-height: var(--bkuc-tt-lht, var(--bkuc-tt-lhd, 1.2));
        letter-spacing: var(--bkuc-tt-lst, var(--bkuc-tt-lsd, normal));
        word-spacing: var(--bkuc-tt-wst, var(--bkuc-tt-wsd, normal));
    }
    .bkbg-uc-subtitle {
        font-size: var(--bkuc-st-fst1, var(--bkuc-st-fsd, 15px));
        line-height: var(--bkuc-st-lht, var(--bkuc-st-lhd, 1.6));
        letter-spacing: var(--bkuc-st-lst, var(--bkuc-st-lsd, normal));
        word-spacing: var(--bkuc-st-wst, var(--bkuc-st-wsd, normal));
    }
}
@media (max-width: 767px) {
    .bkbg-uc-title,
    .bkbg-uc-card h2.bkbg-uc-title {
        font-size: var(--bkuc-tt-fsm, var(--bkuc-tt-fst1, var(--bkuc-tt-fsd, 26px)));
        line-height: var(--bkuc-tt-lhm, var(--bkuc-tt-lht, var(--bkuc-tt-lhd, 1.2)));
        letter-spacing: var(--bkuc-tt-lsm, var(--bkuc-tt-lst, var(--bkuc-tt-lsd, normal)));
        word-spacing: var(--bkuc-tt-wsm, var(--bkuc-tt-wst, var(--bkuc-tt-wsd, normal)));
    }
    .bkbg-uc-subtitle {
        font-size: var(--bkuc-st-fsm, var(--bkuc-st-fst1, var(--bkuc-st-fsd, 15px)));
        line-height: var(--bkuc-st-lhm, var(--bkuc-st-lht, var(--bkuc-st-lhd, 1.6)));
        letter-spacing: var(--bkuc-st-lsm, var(--bkuc-st-lst, var(--bkuc-st-lsd, normal)));
        word-spacing: var(--bkuc-st-wsm, var(--bkuc-st-wst, var(--bkuc-st-wsd, normal)));
    }
}