.no-scroll {
  touch-action: none;
}

.theme {
  --color-cell-border: hsl(204, 11%, 83%);
  --color-drag-box-border: hsla(209, 97%, 50%, 0.5);
  --color-drag-box-background: hsla(209, 97%, 65%, 0.5);
  --color-handle-wrapper-text: hsla(209, 100%, 80%, 0.5);
  --color-timeline-text: hsl(0, 0%, 48%);
  --color-header-background: hsla(0, 0%, 97%, 1);
  --color-event-text: hsl(207, 65%, 93%);
  --color-event-background: hsl(202, 100%, 20%);
  --color-event-active-background: hsl(202, 100%, 40%);
  --color-event-hover-background: hsl(202, 100%, 30%);
  --color-event-shadow-1: hsla(202, 100%, 16%, 0.5);
  --color-event-shadow-2: rgba(217, 217, 217, 0.5);
  --color-header-shadow-1: hsla(0, 0%, 50%, 0.2);
  --color-header-shadow-2: hsla(0, 0%, 85%, 0.239);
  --color-timeline-background: white;
  --color-grid-background: white;
}

.root {
  --z-index-handle-wrapper: 1;
  --z-index-layer-container: 1;
  --z-index-event: 2;
  --z-index-event-is-pending-creation: 1;
  --z-index-event-active: 3;
  --z-index-draggable: 2;
  --z-index-dragging: 3;
  --z-index-day-header-row: 2;
  --z-index-header: 1;
  --z-index-timeline: 2;
  --z-index-timeline-header: 1;

  contain: strict;
  overflow: auto;
  background: var(--color-grid-background, white);
  border: 1px solid var(--color-cell-border);

  &,
  * {
    box-sizing: border-box;
  }
}

.grid-root {
  position: relative;
  display: table;
  overflow: auto;
  width: 100%;
}

.debug {
  &:not(.debug-active) {
    display: none;
  }
}

.calendar {
  user-select: none;
  text-align: center;
  display: flex;
  position: relative;
  border-collapse: collapse;
}

.react-draggable {
  position: absolute;
}

.handle-wrapper {
  z-index: var(--z-index-handle-wrapper);
  position: absolute;
  left: 0;
  bottom: 0;
  right: 0;
  top: 0;
  background-position: center;
  padding: 0 3px 3px 0;
  background-repeat: no-repeat;
  background-size: auto 100%;
  box-sizing: border-box;
  color: var(--color-handle-wrapper-text);
  vertical-align: middle;

  .handle.top {
    top: -5px !important;
    cursor: n-resize !important;
  }

  .handle.bottom {
    bottom: 8px !important;
    cursor: s-resize !important;
  }

  .handle.top,
  .handle.bottom {
    &::after {
      display: block;
      text-align: center;
      content: '═';
    }
  }
}

.layer-container {
  position: relative;
  height: 100%;
  z-index: var(--z-index-layer-container);
  .calendar {
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
  }

  .event {
    z-index: var(--z-index-event);
  }

  .calendar {
    position: absolute;
    z-index: var(--z-index-calendar);
  }

  .drag-box {
    will-change: transform;
    contain: strict;
    position: absolute;
    overflow: hidden;
    text-overflow: ellipsis;
    left: 0;
    top: 0;
    z-index: var(--z-index-drag-box);
    border: 3px dashed var(--color-drag-box-border);
    background: var(--color-drag-box-background);
    width: 100px;
    height: 100px;
  }
}

.draggable {
  z-index: var(--z-index-draggable);
}

.button-reset {
  outline: none;
  appearance: none;
  background: none;
  border: none;
  border-radius: 0;
  all: unset;
  text-align: initial;
  color: inherit;
}

.is-draggable {
  user-select: none;
  cursor: grab;
}

.is-draggable:global(.react-draggable-dragging) {
  cursor: grabbing;
  z-index: var(--z-index-dragging) !important;
}

.event {
  will-change: height;
  contain: content;
  user-select: none;
  display: block;
  z-index: var(--z-index-event);
  margin: 0;
  position: absolute;
  font-size: 1rem;

  &:not(.is-pending-creation):not([disabled]):not(.is-disabled) {
    &:focus,
    &:hover {
      box-shadow: 0 1px 5px 1px var(--color-event-shadow-1),
        0 5px 10px 1px var(--color-event-shadow-2);
    }

    &:focus-within {
      box-shadow: 0 1px 5px 1px var(--color-event-shadow-1),
        0 5px 10px 1px var(--color-event-shadow-2);
    }

    &:hover {
      --background: var(--color-event-hover-background);
    }

    &:focus {
      --background: var(--color-event-active-background);
      z-index: var(--z-index-event-active);
    }

    &:focus-within {
      --background: var(--color-event-active-background);
      z-index: var(--z-index-event-active);
    }
  }

  background: var(--background, var(--color-event-background));
  color: var(--color-event-text);
  left: 0;
  right: 0;
  width: 100px;
  height: 50px;
  overflow: hidden;
  text-overflow: ellipsis;

  &.is-pending-creation {
    z-index: var(--z-index-event-is-pending-creation);
    opacity: 0.75;
  }

  &.is-being-edited {
  }
}

.hours-container {
  display: flex;
}

.day-column {
  flex: 1 1 var(--cell-width, 250px);
  min-width: var(--cell-min-width, 150px);

  .day-hours {
    display: flex;
    flex-direction: column;
    position: relative;
  }

  .cell {
    .time {
      color: var(--color-timeline-text);
      font-size: 0.75em;
      text-transform: uppercase;
    }

    flex: 1 1 var(--cell-height, 40px);
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
  }

  .title {
    padding: 10px 10px;
    font-size: 20px;

    justify-content: center;
    align-items: center;
  }
}

.cell:first-child,
.cell + .cell {
  border: 1px solid var(--color-cell-border);
  border-bottom: 0;
  border-left: 0;
}

.cell:not(.is-hour-start) {
  border-top-width: 1px;
  border-top-style: dashed;
}

.header .cell {
  border-top-width: 0;
}

.day-header-row {
  z-index: var(--z-index-day-header-row);
}

.sticky-top {
  position: sticky;
  top: 0;
}

.sticky-left {
  position: sticky;
  left: 0;
}

.header {
  will-change: transform;
  z-index: var(--z-index-header);
  background: var(--color-header-background);
  box-shadow: 0 1px 5px var(--color-header-shadow-1),
    0 1px 10px var(--color-header-shadow-2);
}

.day-column.first {
  width: 100px;
  max-width: 100px;
  min-width: 0;
  flex-grow: 0;
  flex-shrink: 0;
}

.popup {
  position: absolute;
  top: 0;
  left: 0;
}

.range-boxes {
  .event-content {
    padding: 5px 10px;
    font-weight: bold;

    font-size: 13px;
    width: 100%;
    height: 100%;
    white-space: pre-wrap;

    & > * {
      width: 100%;
    }
  }

  .start {
    display: inline;
    &:after {
      content: ' – ';
      display: inline;
    }
  }

  .end {
    display: inline;
  }
}

.timeline {
  display: table-cell;
  text-align: end;
  z-index: var(--z-index-timeline);

  .day-column {
    background: var(--color-timeline-background);
    min-width: auto;
    flex: 0 0 auto;
  }
}

.timeline .header {
  z-index: var(--z-index-timeline-header);
  box-shadow: none;
  background: var(--color-timeline-background);
  .cell {
    visibility: hidden;
  }
}

.timeline > *:not(.header) .cell {
  position: relative;
  top: -8px;
  &:first-child {
    visibility: hidden;
  }

  .time {
    background: inherit;
    padding-right: 1rem;
  }

  border: none;
  border-color: transparent;
  text-align: end;
  justify-content: flex-end;
}