/* ── Weekly Schedule Block ───────────────────────────────────────── */
.bkbg-wscd-wrap {
    border: 1px solid var(--bkbg-wscd-border, #e2e8f0);
    border-radius: var(--bkbg-wscd-radius, 8px);
    overflow: hidden;
    box-shadow: 0 1px 4px rgba(0,0,0,.06);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.bkbg-wscd-title {
    padding: 14px 20px 10px;
    font-family: var(--bkwscd-tt-ff, inherit);
    font-size: var(--bkwscd-tt-fsd, 18px);
    line-height: var(--bkwscd-tt-lhd, normal);
    letter-spacing: var(--bkwscd-tt-lsd, normal);
    word-spacing: var(--bkwscd-tt-wsd, normal);
    font-weight: var(--bkwscd-tt-fw, 700);
    font-style: var(--bkwscd-tt-fst, normal);
    text-decoration: var(--bkwscd-tt-td, none);
    text-transform: var(--bkwscd-tt-tt, none);
    border-bottom: 1px solid var(--bkbg-wscd-border, #e2e8f0);
}

.bkbg-wscd-grid {
    overflow-x: auto;
    scrollbar-width: thin;
}
.bkbg-wscd-grid::-webkit-scrollbar { height: 4px; }
.bkbg-wscd-grid::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 2px; }

/* Header row */
.bkbg-wscd-header-row {
    display: flex;
    position: sticky;
    top: 0;
    z-index: 10;
    min-width: 100%;
}
.bkbg-wscd-time-corner {
    width: 52px;
    flex-shrink: 0;
    border-right: 1px solid var(--bkbg-wscd-border, #e2e8f0);
    border-bottom: 1px solid var(--bkbg-wscd-border, #e2e8f0);
}
.bkbg-wscd-day-header {
    flex: 1;
    text-align: center;
    padding: 8px 4px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .05em;
    border-right: 1px solid var(--bkbg-wscd-border, #e2e8f0);
    border-bottom: 1px solid var(--bkbg-wscd-border, #e2e8f0);
}

/* Body row */
.bkbg-wscd-body-row {
    display: flex;
    min-width: 100%;
    position: relative;
}

/* Time column */
.bkbg-wscd-time-col {
    width: 52px;
    flex-shrink: 0;
    position: relative;
    border-right: 1px solid var(--bkbg-wscd-border, #e2e8f0);
}
.bkbg-wscd-time-label {
    position: absolute;
    right: 8px;
    font-size: 11px;
    transform: translateY(-50%);
    white-space: nowrap;
    line-height: 1;
}

/* Days area */
.bkbg-wscd-days-area {
    flex: 1;
    display: flex;
    position: relative;
}
.bkbg-wscd-day-col {
    flex: 1;
    position: relative;
    border-right: 1px solid var(--bkbg-wscd-border, #e2e8f0);
    min-width: 80px;
}
.bkbg-wscd-day-col:last-child { border-right: none; }

/* Hour lines */
.bkbg-wscd-hour-line {
    position: absolute;
    left: 0; right: 0;
    border-top: 1px solid var(--bkbg-wscd-grid, #f1f5f9);
    height: var(--bkbg-wscd-cell-h, 60px);
}

/* Event blocks */
.bkbg-wscd-event {
    position: absolute;
    left: 3px;
    right: 3px;
    padding: 4px 6px;
    color: #fff;
    cursor: pointer;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    transition: filter .15s, transform .15s;
    z-index: 2;
    font-family: var(--bkwscd-ev-ff, inherit);
    font-size: var(--bkwscd-ev-fsd, 12px);
    line-height: var(--bkwscd-ev-lhd, normal);
    letter-spacing: var(--bkwscd-ev-lsd, normal);
    word-spacing: var(--bkwscd-ev-wsd, normal);
    font-weight: var(--bkwscd-ev-fw, normal);
    font-style: var(--bkwscd-ev-fst, normal);
    text-decoration: var(--bkwscd-ev-td, none);
    text-transform: var(--bkwscd-ev-tt, none);
}
.bkbg-wscd-event:hover {
    filter: brightness(1.1);
    transform: scaleX(1.01);
}
.bkbg-wscd-event-title {
    font-size: inherit;
    font-weight: 600;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.bkbg-wscd-event-sub {
    font-size: calc(1em - 1px);
    opacity: .85;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 1px;
    line-height: 1.2;
}

/* === Responsive Typography === */
@media (max-width: 1024px) {
    .bkbg-wscd-wrap .bkbg-wscd-title {
        font-size: var(--bkwscd-tt-fst1, var(--bkwscd-tt-fsd, 18px));
        line-height: var(--bkwscd-tt-lht, var(--bkwscd-tt-lhd, normal));
        letter-spacing: var(--bkwscd-tt-lst, var(--bkwscd-tt-lsd, normal));
        word-spacing: var(--bkwscd-tt-wst, var(--bkwscd-tt-wsd, normal));
    }
    .bkbg-wscd-wrap .bkbg-wscd-event {
        font-size: var(--bkwscd-ev-fst1, var(--bkwscd-ev-fsd, 12px));
        line-height: var(--bkwscd-ev-lht, var(--bkwscd-ev-lhd, normal));
        letter-spacing: var(--bkwscd-ev-lst, var(--bkwscd-ev-lsd, normal));
        word-spacing: var(--bkwscd-ev-wst, var(--bkwscd-ev-wsd, normal));
    }
}
@media (max-width: 767px) {
    .bkbg-wscd-wrap .bkbg-wscd-title {
        font-size: var(--bkwscd-tt-fsm, var(--bkwscd-tt-fst1, var(--bkwscd-tt-fsd, 18px)));
        line-height: var(--bkwscd-tt-lhm, var(--bkwscd-tt-lht, var(--bkwscd-tt-lhd, normal)));
        letter-spacing: var(--bkwscd-tt-lsm, var(--bkwscd-tt-lst, var(--bkwscd-tt-lsd, normal)));
        word-spacing: var(--bkwscd-tt-wsm, var(--bkwscd-tt-wst, var(--bkwscd-tt-wsd, normal)));
    }
    .bkbg-wscd-wrap .bkbg-wscd-event {
        font-size: var(--bkwscd-ev-fsm, var(--bkwscd-ev-fst1, var(--bkwscd-ev-fsd, 12px)));
        line-height: var(--bkwscd-ev-lhm, var(--bkwscd-ev-lht, var(--bkwscd-ev-lhd, normal)));
        letter-spacing: var(--bkwscd-ev-lsm, var(--bkwscd-ev-lst, var(--bkwscd-ev-lsd, normal)));
        word-spacing: var(--bkwscd-ev-wsm, var(--bkwscd-ev-wst, var(--bkwscd-ev-wsd, normal)));
    }
}

/* Sidebar event editor */
.bkbg-wscd-event-editor {
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 6px;
}
.bkbg-wscd-event-head {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 8px;
    background: #f8fafc;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    border-left: 4px solid #6366f1;
}
.bkbg-wscd-ev-day {
    font-size: 11px;
    color: #64748b;
}
.bkbg-wscd-event-fields {
    padding: 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}