/* Timetable View Styles */

/* Container for full-width timetable */
.timetable-container {
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  padding: 0 1rem;
}

/* Unified timetable - one continuous table */
.timetable-unified {
  --timetable-day-nav-height: 40px; /* Height of day navigation bar */
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto 1fr;
  gap: 0;
  position: relative;
  overflow: auto;
  background: oklch(var(--b1));
  border-radius: 0.5rem;
  border: 1px solid oklch(var(--bc) / 0.2);
  max-height: 85vh;
}

/* Day navigation bar - sticky at top (grid row 1, spans cols 1-2) */
.timetable-day-navigation {
  grid-row: 1;
  grid-column: 1 / -1;
  position: sticky;
  top: 0;
  z-index: 6;
  background: oklch(var(--b2));
  border-bottom: 2px solid oklch(var(--bc) / 0.2);
  display: flex;
  gap: 0.5rem;
  padding: 0.375rem 0.75rem;
  overflow-x: auto;
  overflow-y: hidden;
  height: var(--timetable-day-nav-height);
  min-height: var(--timetable-day-nav-height);
  max-height: var(--timetable-day-nav-height);
  align-items: center;
  box-sizing: border-box;
  flex-shrink: 0;
}

.timetable-day-nav-tab {
  padding: 0.375rem 0.875rem;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  color: oklch(var(--bc) / 0.6);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
  position: relative;
}

.timetable-day-nav-tab:hover {
  color: oklch(var(--bc) / 0.8);
}

.timetable-day-nav-tab.is-active {
  color: oklch(var(--p));
  border-bottom-color: oklch(var(--p));
}

/* Left time rail - sticky column (grid row 3, col 1) */
.timetable-time-rail {
  grid-row: 3;
  grid-column: 1;
  position: sticky;
  left: 0;
  z-index: 3;
  background: oklch(var(--b1));
  border-right: 2px solid oklch(var(--bc) / 0.2);
  min-width: 60px;
  display: flex;
  flex-direction: column;
}

/* Time header wrapper (grid row 2, col 1) */
.timetable-time-header-wrapper {
  grid-row: 2;
  grid-column: 1;
  position: sticky;
  top: var(--timetable-day-nav-height);
  z-index: 5;
  background: oklch(var(--b2));
  border-bottom: 2px solid oklch(var(--bc) / 0.2);
}

/* Time label */
.timetable-time-label {
  padding: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-align: center;
  text-transform: uppercase;
  color: oklch(var(--bc) / 0.7);
  min-height: 36px; /* Height for single header row */
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Time grid container */
.timetable-time-grid {
  position: relative;
  display: flex;
  flex-direction: column;
}

/* Time day section - each day's time slots */
.timetable-time-day-section {
  display: flex;
  flex-direction: column;
  border-bottom: 3px solid oklch(var(--p) / 0.4);
}

.timetable-time-day-section:last-child {
  border-bottom: none;
}

/* Individual time slot */
.timetable-time-slot {
  height: var(--timetable-slot-height, 16px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  border-top: 1px solid oklch(var(--bc) / 0.05);
  padding-top: 2px;
  font-size: 0.65rem;
  color: oklch(var(--bc) / 0.6);
}

.timetable-time-slot.is-hour {
  border-top: 1px solid oklch(var(--bc) / 0.15);
  font-weight: 600;
}

.timetable-time-slot.is-day-start {
  background: oklch(var(--p) / 0.05);
  font-weight: 700;
  color: oklch(var(--p));
}

.timetable-time-slot span {
  line-height: 1;
  padding: 0 0.25rem;
}

/* Columns wrapper - scrollable (grid row 3, col 2) */
.timetable-columns-wrapper {
  grid-row: 3;
  grid-column: 2;
  position: relative;
  overflow-x: auto;
  overflow-y: visible;
  display: flex;
  flex-direction: column;
}

/* Day section - contains headers and columns for one day */
.timetable-day-section {
  display: flex;
  flex-direction: column;
  border-bottom: 3px solid oklch(var(--p) / 0.4);
}

.timetable-day-section:last-child {
  border-bottom: none;
}

/* Type headers row - sticky at top (grid row 2, col 2) */
.timetable-type-headers {
  grid-row: 2;
  grid-column: 2;
  position: sticky;
  top: var(--timetable-day-nav-height);
  z-index: 4;
  display: grid;
  background: oklch(var(--b2));
  border-bottom: 2px solid oklch(var(--bc) / 0.2);
}

/* Columns grid */
.timetable-columns {
  display: grid;
  gap: 0;
  min-width: 100%;
}

/* Individual column (just the content area now) */
.timetable-column {
  display: flex;
  flex-direction: column;
  min-width: 0;
  border-right: 1px solid oklch(var(--bc) / 0.1);
  position: relative;
}

.timetable-column:last-child {
  border-right: none;
}

/* Column header (in type headers row) */
.timetable-column-header {
  background: oklch(var(--b2));
  border-bottom: 1px solid oklch(var(--bc) / 0.2);
  border-right: 1.41px solid oklch(var(--bc) / 0.15);
  padding: 0.5rem 0.75rem;
  min-height: 36px;
  display: flex;
  align-items: center;
  position: relative;
}

.timetable-column-header:last-child {
  border-right: none;
}

/* Column body - contains shifts */
.timetable-column-body {
  position: relative;
  height: calc(96 * var(--timetable-slot-height, 16px)); /* 24h * 4 slots/h */
  min-height: 0;
}

/* Background grid lines */
.timetable-grid-lines {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  pointer-events: none;
}

.timetable-grid-slot {
  height: var(--timetable-slot-height, 16px);
  border-top: 1px solid oklch(var(--bc) / 0.05);
}

.timetable-grid-slot.is-hour {
  border-top: 1px solid oklch(var(--bc) / 0.1);
}

/* Empty column placeholder */
.timetable-column-empty {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: oklch(var(--bc) / 0.4);
  font-size: 0.75rem;
  font-style: italic;
  padding: 1rem;
  text-align: center;
}

/* Shift card - positioned absolutely based on time */
.timetable-shift {
  position: absolute;
  right: 2px;
  background: oklch(var(--b1));
  border: 1px solid oklch(var(--bc) / 0.2);
  border-radius: 0.375rem;
  padding: 0.375rem;
  transition: all 0.15s ease;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 1px 3px oklch(var(--bc) / 0.1);
}

/* Cells with overflow get expand hint space and pointer cursor */
.timetable-shift.has-overflow {
  padding-bottom: 1.25rem;
  cursor: pointer;
}

.timetable-shift:hover {
  border-width: 2px;
  box-shadow: 0 4px 12px oklch(var(--bc) / 0.2);
  z-index: 5;
}

.timetable-shift.has-overflow:hover {
  border-width: 3px;
  transform: translateY(-1px);
}

/* Expanded state - overlays other cells */
.timetable-shift.is-expanded {
  height: auto !important;
  min-height: auto;
  padding-bottom: 0.375rem;
  z-index: 20;
  overflow: visible;
  box-shadow: 0 8px 24px oklch(var(--bc) / 0.3);
  border-width: 2px;
  border-color: oklch(var(--p) / 0.5);
}

.timetable-shift.is-expanded:hover {
  z-index: 20;
  transform: none;
}

/* Content wrapper */
.timetable-shift-content {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  overflow: hidden;
}

.timetable-shift.is-locked {
  border-style: solid;
  border-color: oklch(var(--in));
  background: oklch(var(--b1));
}

.timetable-shift.is-locked:hover {
  border-color: oklch(var(--in));
}

/* Admin actions - inline in header */
.timetable-shift-admin-actions {
  display: none;
  gap: 0.125rem;
}

.timetable-shift:hover .timetable-shift-admin-actions {
  display: flex;
}

.timetable-shift-admin-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.125rem;
  height: 1.125rem;
  padding: 0;
  background: oklch(var(--b2));
  border: 1px solid oklch(var(--bc) / 0.15);
  border-radius: 0.125rem;
  cursor: pointer;
  transition: all 0.15s ease;
  color: oklch(var(--bc) / 0.6);
}

.timetable-shift-admin-btn:hover {
  background: oklch(var(--p));
  border-color: oklch(var(--p));
  color: oklch(var(--pc));
}

.timetable-shift-admin-btn-danger:hover {
  background: oklch(var(--er));
  border-color: oklch(var(--er));
  color: oklch(var(--erc));
}

/* Shift header - time and fill status */
.timetable-shift-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.7rem;
  font-weight: 600;
  line-height: 1.2;
  flex-shrink: 0;
}

.timetable-shift-time {
  color: oklch(var(--bc) / 0.9);
  white-space: nowrap;
}

.timetable-shift-header-actions {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.timetable-shift-fill {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.125rem 0.375rem;
  border-radius: 0.25rem;
  background: var(--shift-color, oklch(var(--p)));
  color: oklch(var(--pc));
  font-size: 0.65rem;
  white-space: nowrap;
}

/* Participants list */
.timetable-shift-participants {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  font-size: 0.7rem;
  line-height: 1.2;
  min-height: 1rem;
}

.timetable-shift-participants-empty {
  color: oklch(var(--bc) / 0.4);
  font-style: italic;
}

.timetable-shift-participant {
  padding: 0.125rem 0.375rem;
  background: oklch(var(--b2));
  border-radius: 0.25rem;
  color: oklch(var(--bc) / 0.8);
  white-space: nowrap;
  border: 1px solid oklch(var(--bc) / 0.1);
  display: inline-flex;
  align-items: center;
  gap: 0.125rem;
}

.timetable-shift-participant.has-remove {
  cursor: pointer;
  transition: all 0.15s ease;
}

.timetable-shift-participant.has-remove:hover {
  background: oklch(var(--er) / 0.2);
  border-color: oklch(var(--er) / 0.3);
  color: oklch(var(--er));
}

/* Shift comment */
.timetable-shift-comment {
  font-size: 0.7rem;
  line-height: 1.3;
  color: oklch(var(--bc) / 0.7);
}

.timetable-locked-shift-comment {
  font-size: 0.7rem;
}

.timetable-shift-comment-truncated {
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.timetable-shift-comment-full {
  margin: 0;
}

/* Expand hint - small arrow at bottom of cell */
.timetable-shift-expand-hint {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  padding: 0.125rem;
  background: linear-gradient(to top, oklch(var(--b1)) 60%, transparent);
  color: oklch(var(--bc) / 0.4);
  cursor: pointer;
}

.timetable-shift:hover .timetable-shift-expand-hint {
  color: oklch(var(--bc) / 0.7);
}

/* Collapse hint when expanded */
.timetable-shift-collapse-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  padding: 0.25rem;
  margin-top: 0.25rem;
  border-top: 1px solid oklch(var(--bc) / 0.1);
  font-size: 0.6rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.025em;
  color: oklch(var(--bc) / 0.5);
  cursor: pointer;
}

.timetable-shift-collapse-hint:hover {
  color: oklch(var(--bc) / 0.8);
}

/* Register button - compact icon button in header */
.timetable-shift-register-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  padding: 0;
  color: oklch(var(--pc));
  background: oklch(var(--p));
  border: none;
  border-radius: 0.25rem;
  cursor: pointer;
  transition: all 0.15s ease;
  flex-shrink: 0;
}

.timetable-shift-register-btn:hover {
  background: oklch(var(--p) / 0.85);
  transform: scale(1.1);
}

.timetable-shift-register-btn:active {
  transform: scale(0.95);
}

/* Fill status colors */
.timetable-shift[data-fill-status="empty"] .timetable-shift-fill {
  background: oklch(var(--er));
  color: oklch(var(--erc));
}

.timetable-shift[data-fill-status="partial"] .timetable-shift-fill {
  background: oklch(var(--wa));
  color: oklch(var(--wac));
}

.timetable-shift[data-fill-status="full"] .timetable-shift-fill {
  background: oklch(var(--su));
  color: oklch(var(--suc));
}

.timetable-shift[data-fill-status="unlimited"] .timetable-shift-fill {
  background: oklch(var(--in));
  color: oklch(var(--inc));
}

/* Mobile optimizations */
@media (max-width: 768px) {
  .timetable-time-rail {
    min-width: 50px;
  }

  .timetable-time-header {
    font-size: 0.65rem;
    padding: 0.375rem;
    min-height: 36px;
  }

  .timetable-column-header {
    position: sticky;
    top: 0;
    z-index: 10; /* ensures it stays above grid content */
    background: white; /* or your theme background */
    padding: 8px;
    padding: 0.375rem 0.5rem;
    font-size: 0.75rem;
    min-height: 36px;
  }

  .timetable-shift {
    padding: 0.25rem;
    gap: 0.125rem;
  }

  .timetable-shift-header {
    font-size: 0.65rem;
    gap: 0.25rem;
  }

  .timetable-shift-fill {
    font-size: 0.6rem;
    padding: 0.125rem 0.25rem;
  }

  .timetable-shift-participants,
  .timetable-shift-comment {
    font-size: 0.65rem;
  }

  /* Touch-friendly register button on mobile */
  .timetable-shift-register-btn {
    width: 1.5rem;
    height: 1.5rem;
  }

  .timetable-time-slot {
    font-size: 0.6rem;
  }

  /* Reduce slot height on mobile for better overview */
  .timetable-day-body {
    --timetable-slot-height: 12px;
  }
}

/* Very small screens */
@media (max-width: 480px) {
  .timetable-columns {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)) !important;
  }

  .timetable-time-rail {
    min-width: 45px;
  }
}

/* Print styles */
@media print {
  .timetable-shift {
    border-width: 1px;
    box-shadow: none;
    page-break-inside: avoid;
  }

  .timetable-shift:hover {
    border-width: 1px;
    transform: none;
  }

  .timetable-time-rail,
  .timetable-time-header,
  .timetable-column-header {
    position: static;
  }
}