.bkbg-slc-app {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
}
.bkbg-slc-card {
    margin: 0 auto;
    padding: 36px 32px;
    border-radius: 16px;
    box-shadow: 0 4px 32px rgba(0,0,0,0.08);
}
.bkbg-slc-title {
    text-align: center;
    margin: 0 0 8px;
    font-family: var(--bkslc-tt-font-family, inherit);
    font-size: var(--bkslc-tt-font-size-d, 26px);
    font-weight: var(--bkslc-tt-font-weight, 800);
    font-style: var(--bkslc-tt-font-style, normal);
    text-decoration: var(--bkslc-tt-text-decoration, none);
    text-transform: var(--bkslc-tt-text-transform, none);
    line-height: var(--bkslc-tt-line-height-d, 1.2);
    letter-spacing: var(--bkslc-tt-letter-spacing-d, normal);
    word-spacing: var(--bkslc-tt-word-spacing-d, normal);
}
.bkbg-slc-card h2.bkbg-slc-title {
    font-family: var(--bkslc-tt-font-family, inherit);
    font-size: var(--bkslc-tt-font-size-d, 26px);
    font-weight: var(--bkslc-tt-font-weight, 800);
    font-style: var(--bkslc-tt-font-style, normal);
    text-decoration: var(--bkslc-tt-text-decoration, none);
    text-transform: var(--bkslc-tt-text-transform, none);
    line-height: var(--bkslc-tt-line-height-d, 1.2);
    letter-spacing: var(--bkslc-tt-letter-spacing-d, normal);
    word-spacing: var(--bkslc-tt-word-spacing-d, normal);
}
.bkbg-slc-subtitle {
    text-align: center;
    margin: 0 0 24px;
    font-family: var(--bkslc-st-font-family, inherit);
    font-size: var(--bkslc-st-font-size-d, 15px);
    font-weight: var(--bkslc-st-font-weight, normal);
    font-style: var(--bkslc-st-font-style, normal);
    text-decoration: var(--bkslc-st-text-decoration, none);
    text-transform: var(--bkslc-st-text-transform, none);
    line-height: var(--bkslc-st-line-height-d, normal);
    letter-spacing: var(--bkslc-st-letter-spacing-d, normal);
    word-spacing: var(--bkslc-st-word-spacing-d, normal);
}
/* Input section */
.bkbg-slc-inputs {
    border-radius: 12px;
    padding: 20px 22px;
    margin-bottom: 24px;
}
.bkbg-slc-row {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}
.bkbg-slc-row:last-child { margin-bottom: 0; }
.bkbg-slc-field {
    flex: 1;
    min-width: 160px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.bkbg-slc-label {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.bkbg-slc-input-wrap {
    position: relative;
}
.bkbg-slc-prefix {
    position: absolute;
    left: 11px;
    top: 50%;
    transform: translateY(-50%);
    font-weight: 700;
    font-size: 14px;
    color: #6b7280;
    pointer-events: none;
}
.bkbg-slc-input {
    width: 100%;
    padding: 10px 12px;
    font-size: 14px;
    border: 1.5px solid #e5e7eb;
    border-radius: 8px;
    outline: none;
    box-sizing: border-box;
    font-family: inherit;
    transition: border-color 0.15s;
    -moz-appearance: textfield;
}
.bkbg-slc-input::-webkit-outer-spin-button,
.bkbg-slc-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.bkbg-slc-field .bkbg-slc-input { padding-left: 28px; }
.bkbg-slc-field:not(:first-child) .bkbg-slc-input { padding-left: 12px; }
.bkbg-slc-input:focus { border-color: #0ea5e9; }
.bkbg-slc-select {
    width: 100%;
    padding: 10px 12px;
    font-size: 14px;
    border: 1.5px solid #e5e7eb;
    border-radius: 8px;
    outline: none;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236b7280' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    font-family: inherit;
}
/* Net hero */
.bkbg-slc-net-hero {
    text-align: center;
    border-radius: 14px;
    padding: 28px 20px;
    margin-bottom: 20px;
}
.bkbg-slc-net-label {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 8px;
}
.bkbg-slc-net-val {
    font-size: 56px;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 8px;
    font-variant-numeric: tabular-nums;
}
.bkbg-slc-net-eff {
    font-size: 13px;
    font-weight: 600;
    color: #6b7280;
}
/* Period cards */
.bkbg-slc-periods {
    display: flex;
    gap: 10px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.bkbg-slc-period-card {
    flex: 1;
    min-width: 100px;
    border: 2px solid;
    border-radius: 10px;
    padding: 12px 10px;
    text-align: center;
}
.bkbg-slc-period-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 5px;
}
.bkbg-slc-period-val {
    font-size: 16px;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
}
/* Breakdown */
.bkbg-slc-breakdown {
    margin-top: 4px;
}
.bkbg-slc-breakdown-title {
    font-size: 15px;
    font-weight: 800;
    margin: 0 0 14px;
}
.bkbg-slc-brow {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}
.bkbg-slc-brow-label {
    font-size: 13px;
    font-weight: 600;
    min-width: 185px;
}
.bkbg-slc-brow-bar-wrap {
    flex: 1;
    height: 6px;
    background: #f3f4f6;
    border-radius: 3px;
    overflow: hidden;
}
.bkbg-slc-brow-bar {
    height: 100%;
    border-radius: 3px;
    transition: width 0.4s ease;
    min-width: 2px;
}
.bkbg-slc-brow-val {
    font-size: 13px;
    font-weight: 700;
    min-width: 110px;
    text-align: right;
    font-variant-numeric: tabular-nums;
}
.bkbg-slc-divider {
    border-top: 2px solid #e5e7eb;
    margin: 10px 0;
}
@media (max-width: 1024px) {
    .bkbg-slc-title {
        font-size: var(--bkslc-tt-font-size-t, var(--bkslc-tt-font-size-d, 26px));
        line-height: var(--bkslc-tt-line-height-t, var(--bkslc-tt-line-height-d, 1.2));
        letter-spacing: var(--bkslc-tt-letter-spacing-t, var(--bkslc-tt-letter-spacing-d, normal));
        word-spacing: var(--bkslc-tt-word-spacing-t, var(--bkslc-tt-word-spacing-d, normal));
    }
    .bkbg-slc-card .bkbg-slc-title {
        font-size: var(--bkslc-tt-font-size-t, var(--bkslc-tt-font-size-d, 26px));
        line-height: var(--bkslc-tt-line-height-t, var(--bkslc-tt-line-height-d, 1.2));
        letter-spacing: var(--bkslc-tt-letter-spacing-t, var(--bkslc-tt-letter-spacing-d, normal));
        word-spacing: var(--bkslc-tt-word-spacing-t, var(--bkslc-tt-word-spacing-d, normal));
    }
    .bkbg-slc-subtitle {
        font-size: var(--bkslc-st-font-size-t, var(--bkslc-st-font-size-d, 15px));
        line-height: var(--bkslc-st-line-height-t, var(--bkslc-st-line-height-d, normal));
        letter-spacing: var(--bkslc-st-letter-spacing-t, var(--bkslc-st-letter-spacing-d, normal));
        word-spacing: var(--bkslc-st-word-spacing-t, var(--bkslc-st-word-spacing-d, normal));
    }
}
@media (max-width: 767px) {
    .bkbg-slc-title {
        font-size: var(--bkslc-tt-font-size-m, var(--bkslc-tt-font-size-t, var(--bkslc-tt-font-size-d, 26px)));
        line-height: var(--bkslc-tt-line-height-m, var(--bkslc-tt-line-height-t, var(--bkslc-tt-line-height-d, 1.2)));
        letter-spacing: var(--bkslc-tt-letter-spacing-m, var(--bkslc-tt-letter-spacing-t, var(--bkslc-tt-letter-spacing-d, normal)));
        word-spacing: var(--bkslc-tt-word-spacing-m, var(--bkslc-tt-word-spacing-t, var(--bkslc-tt-word-spacing-d, normal)));
    }
    .bkbg-slc-card .bkbg-slc-title {
        font-size: var(--bkslc-tt-font-size-m, var(--bkslc-tt-font-size-t, var(--bkslc-tt-font-size-d, 26px)));
        line-height: var(--bkslc-tt-line-height-m, var(--bkslc-tt-line-height-t, var(--bkslc-tt-line-height-d, 1.2)));
        letter-spacing: var(--bkslc-tt-letter-spacing-m, var(--bkslc-tt-letter-spacing-t, var(--bkslc-tt-letter-spacing-d, normal)));
        word-spacing: var(--bkslc-tt-word-spacing-m, var(--bkslc-tt-word-spacing-t, var(--bkslc-tt-word-spacing-d, normal)));
    }
    .bkbg-slc-subtitle {
        font-size: var(--bkslc-st-font-size-m, var(--bkslc-st-font-size-t, var(--bkslc-st-font-size-d, 15px)));
        line-height: var(--bkslc-st-line-height-m, var(--bkslc-st-line-height-t, var(--bkslc-st-line-height-d, normal)));
        letter-spacing: var(--bkslc-st-letter-spacing-m, var(--bkslc-st-letter-spacing-t, var(--bkslc-st-letter-spacing-d, normal)));
        word-spacing: var(--bkslc-st-word-spacing-m, var(--bkslc-st-word-spacing-t, var(--bkslc-st-word-spacing-d, normal)));
    }
}
@media (max-width: 580px) {
    .bkbg-slc-card { padding: 22px 14px; }
    .bkbg-slc-net-val { font-size: 38px; }
    .bkbg-slc-brow-label { min-width: 120px; }
    .bkbg-slc-brow-val { min-width: 80px; }
}