.bkbg-dd-app {
    font-family: inherit;
}

.bkbg-dd-card {
    max-width: 620px;
    margin: 0 auto;
    background: #ffffff;
    border-radius: 16px;
}

.bkbg-dd-card .bkbg-dd-title {
    text-align: center;
    color: #1e1b4b;
    font-family: var(--bkbg-dd-ttl-font-family, inherit);
    font-size: var(--bkbg-dd-ttl-font-size-d, var(--bkbg-dd-ttl-fs, 26px));
    font-weight: var(--bkbg-dd-ttl-font-weight, 800);
    line-height: var(--bkbg-dd-ttl-line-height-d, 1.3);
    letter-spacing: var(--bkbg-dd-ttl-letter-spacing-d, normal);
    word-spacing: var(--bkbg-dd-ttl-word-spacing-d, normal);
    text-transform: var(--bkbg-dd-ttl-text-transform, none);
    font-style: var(--bkbg-dd-ttl-font-style, normal);
    text-decoration: var(--bkbg-dd-ttl-text-decoration, none);
    margin-top: 0;
    margin-bottom: 8px;
}

.bkbg-dd-subtitle {
    text-align: center;
    color: #6b7280;
    font-family: var(--bkbg-dd-sub-font-family, inherit);
    font-size: var(--bkbg-dd-sub-font-size-d, var(--bkbg-dd-sub-fs, 14px));
    font-weight: var(--bkbg-dd-sub-font-weight, normal);
    line-height: var(--bkbg-dd-sub-line-height-d, 1.5);
    letter-spacing: var(--bkbg-dd-sub-letter-spacing-d, normal);
    word-spacing: var(--bkbg-dd-sub-word-spacing-d, normal);
    text-transform: var(--bkbg-dd-sub-text-transform, none);
    font-style: var(--bkbg-dd-sub-font-style, normal);
    text-decoration: var(--bkbg-dd-sub-text-decoration, none);
    margin-top: 0;
    margin-bottom: 24px;
}

.bkbg-dd-stat-num {
    font-family: var(--bkbg-dd-num-font-family, inherit);
    font-size: var(--bkbg-dd-num-font-size-d, var(--bkbg-dd-num-fs, 40px));
    font-weight: var(--bkbg-dd-num-font-weight, 800);
    line-height: var(--bkbg-dd-num-line-height-d, 1);
    letter-spacing: var(--bkbg-dd-num-letter-spacing-d, normal);
    word-spacing: var(--bkbg-dd-num-word-spacing-d, normal);
    text-transform: var(--bkbg-dd-num-text-transform, none);
    font-style: var(--bkbg-dd-num-font-style, normal);
    text-decoration: var(--bkbg-dd-num-text-decoration, none);
    margin-bottom: 2px;
}

@media (max-width: 1024px) {
    .bkbg-dd-card .bkbg-dd-title {
        font-size:       var(--bkbg-dd-ttl-font-size-t,       var(--bkbg-dd-ttl-font-size-d, var(--bkbg-dd-ttl-fs, 26px)));
        line-height:     var(--bkbg-dd-ttl-line-height-t,     var(--bkbg-dd-ttl-line-height-d, 1.3));
        letter-spacing:  var(--bkbg-dd-ttl-letter-spacing-t,  var(--bkbg-dd-ttl-letter-spacing-d, normal));
        word-spacing:    var(--bkbg-dd-ttl-word-spacing-t,    var(--bkbg-dd-ttl-word-spacing-d, normal));
    }
    .bkbg-dd-subtitle {
        font-size:       var(--bkbg-dd-sub-font-size-t,       var(--bkbg-dd-sub-font-size-d, var(--bkbg-dd-sub-fs, 14px)));
        line-height:     var(--bkbg-dd-sub-line-height-t,     var(--bkbg-dd-sub-line-height-d, 1.5));
        letter-spacing:  var(--bkbg-dd-sub-letter-spacing-t,  var(--bkbg-dd-sub-letter-spacing-d, normal));
        word-spacing:    var(--bkbg-dd-sub-word-spacing-t,    var(--bkbg-dd-sub-word-spacing-d, normal));
    }
    .bkbg-dd-stat-num {
        font-size:       var(--bkbg-dd-num-font-size-t,       var(--bkbg-dd-num-font-size-d, var(--bkbg-dd-num-fs, 40px)));
        line-height:     var(--bkbg-dd-num-line-height-t,     var(--bkbg-dd-num-line-height-d, 1));
        letter-spacing:  var(--bkbg-dd-num-letter-spacing-t,  var(--bkbg-dd-num-letter-spacing-d, normal));
        word-spacing:    var(--bkbg-dd-num-word-spacing-t,    var(--bkbg-dd-num-word-spacing-d, normal));
    }
}

@media (max-width: 767px) {
    .bkbg-dd-card .bkbg-dd-title {
        font-size:       var(--bkbg-dd-ttl-font-size-m,       var(--bkbg-dd-ttl-font-size-t,       var(--bkbg-dd-ttl-font-size-d, var(--bkbg-dd-ttl-fs, 26px))));
        line-height:     var(--bkbg-dd-ttl-line-height-m,     var(--bkbg-dd-ttl-line-height-t,     var(--bkbg-dd-ttl-line-height-d, 1.3)));
        letter-spacing:  var(--bkbg-dd-ttl-letter-spacing-m,  var(--bkbg-dd-ttl-letter-spacing-t,  var(--bkbg-dd-ttl-letter-spacing-d, normal)));
        word-spacing:    var(--bkbg-dd-ttl-word-spacing-m,    var(--bkbg-dd-ttl-word-spacing-t,    var(--bkbg-dd-ttl-word-spacing-d, normal)));
    }
    .bkbg-dd-subtitle {
        font-size:       var(--bkbg-dd-sub-font-size-m,       var(--bkbg-dd-sub-font-size-t,       var(--bkbg-dd-sub-font-size-d, var(--bkbg-dd-sub-fs, 14px))));
        line-height:     var(--bkbg-dd-sub-line-height-m,     var(--bkbg-dd-sub-line-height-t,     var(--bkbg-dd-sub-line-height-d, 1.5)));
        letter-spacing:  var(--bkbg-dd-sub-letter-spacing-m,  var(--bkbg-dd-sub-letter-spacing-t,  var(--bkbg-dd-sub-letter-spacing-d, normal)));
        word-spacing:    var(--bkbg-dd-sub-word-spacing-m,    var(--bkbg-dd-sub-word-spacing-t,    var(--bkbg-dd-sub-word-spacing-d, normal)));
    }
    .bkbg-dd-stat-num {
        font-size:       var(--bkbg-dd-num-font-size-m,       var(--bkbg-dd-num-font-size-t,       var(--bkbg-dd-num-font-size-d, var(--bkbg-dd-num-fs, 40px))));
        line-height:     var(--bkbg-dd-num-line-height-m,     var(--bkbg-dd-num-line-height-t,     var(--bkbg-dd-num-line-height-d, 1)));
        letter-spacing:  var(--bkbg-dd-num-letter-spacing-m,  var(--bkbg-dd-num-letter-spacing-t,  var(--bkbg-dd-num-letter-spacing-d, normal)));
        word-spacing:    var(--bkbg-dd-num-word-spacing-m,    var(--bkbg-dd-num-word-spacing-t,    var(--bkbg-dd-num-word-spacing-d, normal)));
    }
}

.bkbg-dd-pickers {
    display: flex;
    gap: 12px;
    align-items: flex-end;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.bkbg-dd-picker-col {
    flex: 1;
    min-width: 120px;
}

.bkbg-dd-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 4px;
}

.bkbg-dd-input {
    width: 100%;
    padding: 10px 12px;
    border: 1.5px solid #e5e7eb;
    border-radius: 8px;
    font-size: 15px;
    box-sizing: border-box;
    outline: none;
    background: #fff;
    color: #374151;
    transition: border-color 0.15s;
}

.bkbg-dd-input:focus {
    border-color: #6c3fb5;
}

.bkbg-dd-swap {
    padding: 10px 14px;
    border: 1.5px solid #6c3fb5;
    border-radius: 8px;
    background: #fff;
    color: #6c3fb5;
    cursor: pointer;
    font-weight: 600;
    font-size: 18px;
    flex-shrink: 0;
    transition: background 0.15s, color 0.15s;
}

.bkbg-dd-swap:hover {
    background: #6c3fb5;
    color: #fff;
}

.bkbg-dd-result-box {
    background: #f5f3ff;
    border: 1.5px solid #ede9fe;
    border-radius: 16px;
    padding: 20px;
    text-align: center;
    margin-bottom: 16px;
}

.bkbg-dd-result-label {
    font-size: 13px;
    color: #9ca3af;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 8px;
}

.bkbg-dd-ymd {
    font-size: 22px;
    font-weight: 800;
    color: #6c3fb5;
    line-height: 1.3;
}

.bkbg-dd-swapped-note {
    font-size: 12px;
    color: #9ca3af;
    margin-top: 8px;
}

.bkbg-dd-stats {
    display: grid;
    gap: 10px;
}

.bkbg-dd-stat {
    text-align: center;
    background: #fff;
    border-radius: 10px;
    padding: 16px 8px;
    border: 1.5px solid #e5e7eb;
}

.bkbg-dd-stat-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #9ca3af;
    margin-bottom: 4px;
}

/* .bkbg-dd-stat-num styled above with typo vars */

.bkbg-dd-stat-unit {
    font-size: 12px;
    color: #9ca3af;
}

.bkbg-dd-empty {
    text-align: center;
    padding: 32px;
    color: #9ca3af;
    background: #f5f3ff;
    border-radius: 16px;
    border: 1.5px solid #ede9fe;
}