.d4-day-timeline {
    --d4-day-timeline-day-width: 45px;
    --d4-day-timeline-action-col-width: 65px;
    --d4-day-timeline-action-count: 0;
    --d4-day-timeline-row-height: 33px;
    min-height: 520px;
}

.d4-day-timeline__viewport {
    min-height: 520px;
    overflow-x: auto;
}

.d4-day-timeline__grid {
    min-width: 1080px;
    overflow: hidden;
    border: 1px solid var(--d4-day-timeline-grid-border-color, #dbe3ef);
    border-radius: 12px;
    background: var(--d4-day-timeline-grid-background-color, #fff);
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.d4-day-timeline__head,
.d4-day-timeline__row {
    display: grid;
    grid-template-columns:
        var(--d4-day-timeline-day-width)
        minmax(720px, 1fr);
}

.d4-day-timeline--has-row-actions .d4-day-timeline__head,
.d4-day-timeline--has-row-actions .d4-day-timeline__row {
    grid-template-columns:
        var(--d4-day-timeline-day-width)
        minmax(720px, 1fr)
        repeat(var(--d4-day-timeline-action-count), var(--d4-day-timeline-action-col-width));
}

.d4-day-timeline__head {
    min-height: 48px;
    border-bottom: 1px solid var(--d4-day-timeline-grid-border-color, #dbe3ef);
    background: linear-gradient(180deg, var(--d4-day-timeline-header-from-color, #f8fafc) 0%, var(--d4-day-timeline-header-to-color, #f1f5f9) 100%);
}

.d4-day-timeline__day-head {
    display: flex;
    align-items: center;
    justify-content: center;
    border-right: 1px solid var(--d4-day-timeline-grid-border-color, #dbe3ef);
}

.d4-day-timeline__day-head-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--d4-day-timeline-head-text-color, #94a3b8);
}

.d4-day-timeline__hours {
    display: grid;
    grid-template-columns: repeat(24, minmax(30px, 1fr));
    border-right: 1px solid var(--d4-day-timeline-grid-border-color, #dbe3ef);
    background:
        repeating-linear-gradient(to right, transparent 0, transparent calc(100% / 24 - 1px), var(--d4-day-timeline-track-major-grid-color, #dbe3ef) calc(100% / 24 - 1px), var(--d4-day-timeline-track-major-grid-color, #dbe3ef) calc(100% / 24));
}

.d4-day-timeline__hours span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 0;
    color: var(--d4-day-timeline-hour-text-color, #475569);
    font-size: 12px;
    font-weight: 700;
    line-height: 1;
    font-variant-numeric: tabular-nums;
}

.d4-day-timeline__action-col {
    position: sticky;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: var(--d4-day-timeline-row-height);
    border-left: 1px solid var(--d4-day-timeline-row-border-color, #edf1f5);
    background: var(--d4-day-timeline-action-background-color, #fff);
}

.d4-day-timeline__action-col:nth-last-child(1) {
    right: 0;
}

.d4-day-timeline__action-col:nth-last-child(2) {
    right: var(--d4-day-timeline-action-col-width);
}

.d4-day-timeline__action-col--head {
    min-height: 48px;
    padding: 4px 3px;
    background: transparent;
}

.d4-day-timeline__action-head {
    display: block;
    max-width: 100%;
    color: #64748b;
    font-size: 9px;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.02em;
    text-align: center;
    text-transform: uppercase;
    hyphens: auto;
    word-break: break-word;
}

.d4-day-timeline__row {
    min-height: var(--d4-day-timeline-row-height);
    border-bottom: 1px solid var(--d4-day-timeline-row-border-color, #edf1f5);
    background: var(--d4-day-timeline-day-background-color, #fff);
}

.d4-day-timeline__row:last-child {
    border-bottom: 0;
}

.d4-day-timeline__row.is-saturday {
    background: var(--d4-day-timeline-saturday-background-color, #fff8ed);
}

.d4-day-timeline__row.is-sunday {
    background: var(--d4-day-timeline-sunday-background-color, #fff5f5);
}

.d4-day-timeline__row.is-holiday {
    background: var(--d4-day-timeline-holiday-background-color, #fef2f2);
}

.d4-day-timeline__row.is-weekend .d4-day-timeline__day,
.d4-day-timeline__row.is-holiday .d4-day-timeline__day {
    color: var(--d4-day-timeline-weekend-day-text-color, #dc2626);
}

.d4-day-timeline__row.is-weekend .d4-day-timeline__day-name,
.d4-day-timeline__row.is-holiday .d4-day-timeline__day-name {
    color: var(--d4-day-timeline-weekend-name-text-color, #ef4444);
}

.d4-day-timeline__row > .d4-day-timeline__action-col {
    background: var(--d4-day-timeline-day-background-color, #fff);
}

.d4-day-timeline__row.is-saturday > .d4-day-timeline__action-col {
    background: var(--d4-day-timeline-saturday-background-color, #fff8ed);
}

.d4-day-timeline__row.is-sunday > .d4-day-timeline__action-col {
    background: var(--d4-day-timeline-sunday-background-color, #fff5f5);
}

.d4-day-timeline__row.is-holiday > .d4-day-timeline__action-col {
    background: var(--d4-day-timeline-holiday-background-color, #fef2f2);
}

.d4-day-timeline__day {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    width: 100%;
    min-height: var(--d4-day-timeline-row-height);
    padding: 2px 4px;
    border: 0;
    border-right: 1px solid var(--d4-day-timeline-grid-border-color, #dbe3ef);
    background: linear-gradient(180deg, var(--d4-day-timeline-day-from-color, #f8fafc) 0%, var(--d4-day-timeline-day-to-color, #f1f5f9) 100%);
    color: var(--d4-day-timeline-day-text-color, #334155);
    line-height: 1;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.d4-day-timeline__day:hover {
    background: var(--d4-day-timeline-day-hover-background-color, #eef2ff);
    color: var(--d4-day-timeline-day-hover-text-color, #1e3a8a);
}

.d4-day-timeline__day-number {
    font-size: 13px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    line-height: 1;
}

.d4-day-timeline__day-name {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--d4-day-timeline-head-text-color, #64748b);
}

.d4-day-timeline__track {
    position: relative;
    display: block;
    width: 100%;
    min-height: var(--d4-day-timeline-row-height);
    border: 0;
    background:
        repeating-linear-gradient(to right, transparent 0, transparent calc(100% / 24 - 1px), var(--d4-day-timeline-track-major-grid-color, #dbe3ef) calc(100% / 24 - 1px), var(--d4-day-timeline-track-major-grid-color, #dbe3ef) calc(100% / 24)),
        repeating-linear-gradient(to right, transparent 0, transparent calc(100% / 96 - 1px), var(--d4-day-timeline-track-minor-grid-color, rgba(203, 213, 225, 0.18)) calc(100% / 96 - 1px), var(--d4-day-timeline-track-minor-grid-color, rgba(203, 213, 225, 0.18)) calc(100% / 96));
    background-color: var(--d4-day-timeline-day-background-color, #fff);
}

.d4-day-timeline__row.is-saturday .d4-day-timeline__track {
    background-color: var(--d4-day-timeline-saturday-background-color, #fff8ed);
}

.d4-day-timeline__row.is-sunday .d4-day-timeline__track {
    background-color: var(--d4-day-timeline-sunday-background-color, #fff5f5);
}

.d4-day-timeline__row.is-holiday .d4-day-timeline__track {
    background-color: var(--d4-day-timeline-holiday-background-color, #fef2f2);
}

.d4-day-timeline__slot {
    position: absolute;
    top: 0;
    height: 100%;
    z-index: 0;
    pointer-events: auto;
    transition: background-color 0.12s ease;
}

.d4-day-timeline__slot:hover {
    background: var(--d4-day-timeline-slot-hover-background-color, rgba(37, 99, 235, 0.1));
}

.d4-day-timeline__track.is-selecting {
    cursor: crosshair;
    user-select: none;
}

.d4-day-timeline__selection {
    position: absolute;
    top: 0;
    height: 100%;
    border: 1px solid var(--d4-day-timeline-selection-border-color, #1d4ed8);
    border-radius: 4px;
    background: var(--d4-day-timeline-selection-background-color, rgba(29, 78, 216, 0.18));
    pointer-events: none;
    z-index: 1;
}

.d4-day-timeline__track.is-bar-dragging {
    cursor: grabbing;
    user-select: none;
}

.d4-day-timeline__bar {
    position: absolute;
    top: 4px;
    height: 25px;
    min-width: 24px;
    display: flex;
    align-items: stretch;
    container-type: inline-size;
    border: 1px solid var(--d4-day-timeline-bar-border-color, #8eb1ff);
    border-radius: 8px;
    background: var(--d4-day-timeline-bar-background-color, #eef5ff);
    color: var(--d4-day-timeline-bar-text-color, #1e3a8a);
    z-index: 2;
    overflow: hidden;
    cursor: grab;
}

.d4-day-timeline__bar-content {
    position: relative;
    z-index: 0;
    flex: 1 1 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-width: 0;
    padding: 0 10px;
    overflow: hidden;
    pointer-events: none;
}

.d4-day-timeline__bar.is-custom-color {
    color: #fff;
    border-color: rgba(15, 23, 42, 0.18);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.22), inset 0 -12px 18px rgba(15, 23, 42, 0.16), 0 1px 2px rgba(15, 23, 42, 0.14);
}

.d4-day-timeline__bar:hover,
.d4-day-timeline__track.is-bar-dragging .d4-day-timeline__bar {
    border-color: var(--d4-day-timeline-bar-hover-border-color, #5f93ff);
    background: var(--d4-day-timeline-bar-background-color, #eef5ff);
}

.d4-day-timeline__bar.is-conflict,
.d4-day-timeline__bar.is-invalid,
.d4-day-timeline__bar.is-conflict:hover,
.d4-day-timeline__bar.is-invalid:hover,
.d4-day-timeline__track.is-bar-dragging .d4-day-timeline__bar.is-conflict,
.d4-day-timeline__track.is-bar-dragging .d4-day-timeline__bar.is-invalid {
    border-color: var(--d4-day-timeline-conflict-border-color, #ef4444);
    background: linear-gradient(180deg, var(--d4-day-timeline-bar-background-from-color, #ffffff) 0%, var(--d4-day-timeline-conflict-background-from-color, #fff5f5) 50%, var(--d4-day-timeline-conflict-background-to-color, #ffe4e6) 100%);
    box-shadow: 2px 4px 4px rgb(0 0 0 / 24%), 0 0 0 2px rgb(239 68 68 / 16%), inset 0 1px 0 rgb(255 255 255 / 92%);
    color: var(--d4-day-timeline-conflict-text-color, #991b1b);
}

.d4-day-timeline__bar.is-custom-color.is-conflict,
.d4-day-timeline__bar.is-custom-color.is-invalid {
    border-color: var(--d4-day-timeline-conflict-border-color, #ef4444);
    box-shadow: 2px 4px 4px rgb(0 0 0 / 24%), 0 0 0 2px rgb(239 68 68 / 22%), inset 0 1px 0 rgb(255 255 255 / 24%);
}

.d4-day-timeline__bar-label {
    flex: 0 1 auto;
    min-width: 0;
    padding: 0;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    font-size: 11px;
    font-weight: 700;
    line-height: 1;
    font-variant-numeric: tabular-nums;
    text-align: center;
    pointer-events: none;
}

.d4-day-timeline__bar-desc {
    flex: 0 1 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
    min-width: 0;
    max-width: 55%;
    padding-right: 0;
    pointer-events: none;
    opacity: 0.9;
}

.d4-day-timeline__bar-desc-icon {
    flex: 0 0 auto;
    font-size: 10px;
    line-height: 1;
}

.d4-day-timeline__bar-desc-text {
    display: none;
    min-width: 0;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    font-size: 10px;
    font-weight: 500;
    line-height: 1;
}

@container (min-width: 120px) {
    .d4-day-timeline__bar.has-description .d4-day-timeline__bar-desc-text {
        display: block;
    }
}

.d4-day-timeline__bar-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 8px;
    z-index: 1;
    opacity: 0;
    transition: opacity 0.15s ease;
    cursor: ew-resize;
}

.d4-day-timeline__bar-handle.is-left {
    left: 0;
    border-right: 1px solid rgba(37, 99, 235, 0.25);
    background: linear-gradient(90deg, var(--d4-day-timeline-slot-hover-background-color, rgba(37, 99, 235, 0.18)), transparent);
}

.d4-day-timeline__bar-handle.is-right {
    right: 0;
    border-left: 1px solid rgba(37, 99, 235, 0.25);
    background: linear-gradient(270deg, var(--d4-day-timeline-slot-hover-background-color, rgba(37, 99, 235, 0.18)), transparent);
}

.d4-day-timeline__bar.is-readonly {
    cursor: default;
    border-left-width: 3px;
    box-shadow: none;
}

.d4-day-timeline__bar.is-readonly .d4-day-timeline__bar-handle {
    display: none;
}

.d4-day-timeline__bar.is-readonly .d4-day-timeline__bar-content {
    padding: 0 8px;
}

.d4-day-timeline__bar.is-readonly:hover,
.d4-day-timeline__track.is-bar-dragging .d4-day-timeline__bar.is-readonly {
    border-color: inherit;
    background: inherit;
}

.d4-day-timeline__bar.is-readonly.is-type-leave {
    background: #e8f8f2;
    color: #1a7a52;
    border-color: #0ab39c;
}

.d4-day-timeline__bar.is-readonly.is-type-sick-leave {
    background: #fef3e8;
    color: #a05a1a;
    border-color: #f0925a;
}

.d4-day-timeline__bar.is-readonly.is-type-holiday {
    background: #f3f0fb;
    color: #5a3a9a;
    border-color: #8b5cf6;
}

.d4-day-timeline__bar.is-readonly.is-type-duty {
    background: #fff8e8;
    color: #7a5a1a;
    border-color: #f0c040;
}

.d4-day-timeline__bar.is-readonly.is-type-technician-duty {
    background: #ccfbf1;
    color: #115e59;
    border-color: #14b8a6;
}

.d4-day-timeline__bar.is-readonly.is-type-absence {
    background: #fdeaea;
    color: #9a2a2a;
    border-color: #e05252;
}

.d4-day-timeline__bar.is-readonly.is-type-event {
    background: #e8f5ec;
    color: #14532d;
    border-color: #07b39c;
}

.d4-day-timeline__bar:hover .d4-day-timeline__bar-handle,
.d4-day-timeline__track.is-bar-dragging .d4-day-timeline__bar-handle {
    opacity: 1;
}

.d4-day-timeline__actions {
    display: contents;
}

.d4-day-timeline__row-action {
    position: relative;
    flex: 0 0 28px;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--d4-day-timeline-action-border-color, #cbd5e1);
    border-radius: 8px;
    background: var(--d4-day-timeline-action-background-color, #fff);
    color: var(--d4-day-timeline-action-text-color, #334155);
    transition: border-color 0.15s ease, color 0.15s ease, background-color 0.15s ease;
}

.d4-day-timeline__row-action-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    min-width: 15px;
    height: 15px;
    padding: 0 3px;
    border: 1px solid #fff;
    border-radius: 999px;
    background: #dc3545;
    color: #fff;
    font-size: 9px;
    font-weight: 700;
    line-height: 13px;
    text-align: center;
    pointer-events: none;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.18);
}

.d4-day-timeline__row-action:hover {
    border-color: var(--d4-day-timeline-action-hover-border-color, #40558f);
    color: var(--d4-day-timeline-action-hover-text-color, #40558f);
}

.d4-day-timeline__row-action.is-active {
    border-color: var(--d4-day-timeline-action-active-border-color, #1d4ed8);
    background: var(--d4-day-timeline-action-active-background-color, #eff6ff);
    color: var(--d4-day-timeline-action-active-text-color, #1d4ed8);
}

.d4-day-timeline__row-action.is-active[data-action-id="duty"] {
    border-color: var(--d4-day-timeline-duty-active-border-color, #16a34a);
    background: var(--d4-day-timeline-duty-active-background-color, #f0fdf4);
    color: var(--d4-day-timeline-duty-active-text-color, #16a34a);
}

.d4-day-timeline__row-action.is-active[data-action-id="duty"]:hover {
    border-color: var(--d4-day-timeline-duty-hover-border-color, #15803d);
    background: var(--d4-day-timeline-duty-hover-background-color, #dcfce7);
    color: var(--d4-day-timeline-duty-hover-text-color, #15803d);
}

@media (max-width: 900px) {
    .d4-day-timeline {
        --d4-day-timeline-day-width: 45px;
        --d4-day-timeline-action-col-width: 65px;
    }

    .d4-day-timeline__grid {
        min-width: 980px;
    }
}