/* Basic tweaks beyond Tailwind and print styles */

/* Ensure consistent touch targets for accessibility */
button, 
input[type="file"], 
select, 
input[type="color"],
input[type="checkbox"] {
  min-height: 44px;
  touch-action: manipulation;
}

/* Larger touch targets on mobile */
@media (max-width: 640px) {
  button {
    min-height: 48px;
    font-size: 1rem;
  }
}

/* Bench table layout overrides */
#seating-chart {
  border-collapse: collapse;
  width: 100%;
}
#seating-chart th, #seating-chart td {
  border: 1px solid #e5e7eb; /* slate-200 */
  text-align: center;
  padding: 0.5rem;
  min-width: 88px;
  font-size: 0.875rem; /* text-sm */
  vertical-align: middle;
  background-color: #ffffff; /* ensure a consistent base in light mode */
  color: #0f172a; /* slate-900 */
}

/* Mobile-specific table adjustments */
@media (max-width: 640px) {
  #seating-chart th, #seating-chart td {
    min-width: 76px;
    padding: 0.375rem;
    font-size: 0.8rem;
  }
  .seat-content {
    font-size: 0.8em;
  }
  .bench-icon {
    font-size: 18pt !important;
  }
}

#seating-chart th { background-color: #f1f5f9; /* slate-100 */ }
.bench-label { font-weight: 600; background-color: #f1f5f9; }
.aisle { background-color: #e2e8f0; font-weight: 600; }
.seat.empty {
  background: repeating-linear-gradient(
    45deg,
    #f8fafc,
    #f8fafc 10px,
    #f1f5f9 10px,
    #f1f5f9 20px
  ) !important;
  border: 2px dashed #cbd5e1 !important;
}

.seat.empty .seat-content {
  color: #94a3b8;
  font-style: italic;
  font-weight: 500;
}

.seat.empty:hover { 
  background: repeating-linear-gradient(
    45deg,
    #e2fbe8,
    #e2fbe8 10px,
    #d1f5d9 10px,
    #d1f5d9 20px
  ) !important;
  cursor: pointer; 
}

.seat.empty.drag-over { outline: 2px dashed #22c55e; outline-offset: -4px; background-color: #ecfdf5; }
/* Also show drag-over for occupied to highlight swap/replace */
.seat.drag-over { outline: 2px dashed #22c55e; outline-offset: -4px; }

/* Touch-friendly interactions for mobile */
@media (max-width: 768px) {
  .seat.empty, .seat[draggable="true"] {
    cursor: pointer;
    touch-action: manipulation;
  }
  
  /* Larger touch targets on mobile */
  .seat {
    min-height: 44px;
  }
  
  /* Tap feedback for mobile */
  .seat:active {
    background-color: #e0f2fe;
    transform: scale(0.98);
    transition: all 0.1s ease;
  }
  
  /* Touch feedback class for visual indication */
  .seat.touching {
    background-color: #dbeafe !important;
    transform: scale(0.98);
    transition: all 0.1s ease;
  }

  /* Mobile sidebar layout optimization */
  aside {
    gap: 1rem;
  }
  
  /* Mobile theme controls layout */
  #theme-selector {
    min-width: 0;
  }
}

/* Draggable affordances (handle icon on hover) */
.seat { position: relative; }
.seat[draggable="true"]:hover { cursor: grab; }
.seat[draggable="true"]:active { cursor: grabbing; }
#unassignedList li { position: relative; }
#unassignedList li:active { cursor: grabbing; }

/* SVG grip-dot handle (2x3) */
.seat[draggable="true"]::after,
#unassignedList li[draggable="true"]::after {
  content: "";
  position: absolute;
  top: 6px; right: 6px;
  width: 14px; height: 14px;
  background-repeat: no-repeat;
  background-size: 14px 14px;
  opacity: 0; transition: opacity .15s ease-in-out;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 12 12' fill='none'%3E%3Ccircle cx='2' cy='2' r='1.5' fill='%2364748b'/%3E%3Ccircle cx='2' cy='6' r='1.5' fill='%2364748b'/%3E%3Ccircle cx='2' cy='10' r='1.5' fill='%2364748b'/%3E%3Ccircle cx='6' cy='2' r='1.5' fill='%2364748b'/%3E%3Ccircle cx='6' cy='6' r='1.5' fill='%2364748b'/%3E%3Ccircle cx='6' cy='10' r='1.5' fill='%2364748b'/%3E%3C/svg%3E");
}
.seat[draggable="true"]:hover::after,
#unassignedList li[draggable="true"]:hover::after { opacity: .6; }

@media print {
  .seat[draggable="true"]::after,
  #unassignedList li[draggable="true"]::after { display: none !important; }
}
.seat-content { font-size: 1em; font-weight: 500; }
.bench-wrap { display: grid; grid-template-columns: 40px 1fr; align-items: center; gap: 6px; }
.bench-icon { font-size: 24pt; line-height: 1; }
.bench-title { font-weight: 700; font-size: 1.1em; }
.bench-name { font-size: 0.95em; color: #334155; font-weight: 500; }
.seat-grade { font-style: italic; font-size: 0.85em; }
/* Seat technical IDs hidden in UI; keep (Empty) readable */
.seat.empty .seat-content { color: #334155; }
/* Grade badge visual */
.grade-badge { display: inline-block; padding: 2px 6px; border-radius: 9999px; font-weight: 700; }
.dark .grade-badge { color: #0b1220; }

/* Zebra striping for readability */
#seating-chart tbody tr:nth-child(odd) td { background-color: #f8fafc; }
#seating-chart tbody tr:nth-child(odd) td.bench-label { background-color: #f3f4f6; }

/* Rounded table corners */
#seating-chart { border-radius: 8px; overflow: hidden; }

/* Unassigned list items draggable affordance */
#unassignedList li { cursor: grab; }
#unassignedList li:active { cursor: grabbing; }
#unassignedList li { background: #ffffff; border: 1px solid #e2e8f0; padding: 6px 8px; border-radius: 8px; display: flex; align-items: center; gap: 8px; }
#unassignedList li .avatar { width: 28px; height: 28px; border-radius: 9999px; background: #e2e8f0; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; color: #475569; }
#unassignedList li .badge { margin-left: auto; font-size: 0.7em; background: #e2e8f0; color: #334155; padding: 2px 6px; border-radius: 9999px; }
/* Drag-over visualization when dropping a seat back into roster */
#unassignedList.drag-over { outline: 2px dashed #22c55e; outline-offset: 2px; background: #ecfdf5; }

/* Dark mode removed for now to keep readability consistent */

/* Collapsible sections styling */
details > summary {
  list-style: none;
}

details > summary::-webkit-details-marker {
  display: none;
}

details > summary .arrow {
  display: inline-block;
  transition: transform 0.2s ease;
  font-size: 0.75rem;
}

details[open] > summary .arrow {
  transform: rotate(90deg);
}

/* Hide summary on desktop - sections always expanded */
@media (min-width: 1024px) {
  details > summary {
    display: none !important;
  }
  
  details {
    display: block !important;
  }
}

/* Screen reader only content */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Toast notification animations */
@keyframes slide-up {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.toast {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  color: white;
  z-index: 9999;
  animation: slide-up 0.3s ease-out;
  max-width: 90vw;
  font-size: 0.875rem;
  font-weight: 500;
}

.toast.success {
  background-color: #10b981;
}

.toast.info {
  background-color: #3b82f6;
}

.toast.warning {
  background-color: #f59e0b;
}

.toast.error {
  background-color: #ef4444;
}

.toast.fade-out {
  opacity: 0;
  transition: opacity 0.3s ease;
}

@media print {
  @page { margin: 12mm; }
  .no-print { display: none !important; }
  body { background: white; }
  #seating-chart th, #seating-chart td { border-color: #94a3b8 !important; }
  /* Ensure mobile instructions are hidden in print */
  .lg\:hidden { display: none !important; }
}

/* Print tags helpers (used in popup window inline too) */
.print-tags-table { width: 100%; border-collapse: collapse; }
.print-tags-table td { width: 50%; height: 2in; text-align: center; vertical-align: middle; border: 1px dashed #ccc; padding: 10px; box-sizing: border-box; }
.tag-name { font-size: 24pt; font-weight: bold; }
.tag-info { font-size: 14pt; }
.tag-seat { font-size: 16pt; font-weight: bold; }

/* Bus outline wrapper (top-down bus frame) */

/* Modal styles */
.modal-root { position: fixed; inset: 0; display: none; align-items: center; justify-content: center; z-index: 50; }
.modal-root.show { display: flex; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(15, 23, 42, 0.5); }
.modal-panel { position: relative; background: #fff; border-radius: 12px; width: min(560px, 92vw); max-height: 80vh; overflow: auto; box-shadow: 0 10px 30px rgba(2,6,23,.2); padding: 20px; }
.modal-title { font-weight: 700; margin-bottom: 12px; font-size: 1.25rem; }
.modal-list { display: grid; grid-template-columns: 1fr; gap: 10px; max-height: 60vh; overflow: auto; }
.modal-list button { text-align: left; padding: 10px 12px; border: 1px solid #e2e8f0; border-radius: 8px; background: #fff; cursor: pointer; touch-action: manipulation; font-size: 1rem; }
.modal-list button:hover { background: #f8fafc; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 14px; }

/* Modal button active states for better feedback */
.modal-list button:active {
  transform: scale(0.98);
  background: #e2e8f0;
}

.modal-actions button:active {
  transform: scale(0.98);
}

/* Mobile modal improvements */
@media (max-width: 640px) {
  .modal-panel {
    width: 95vw;
    max-height: 85vh;
    margin: 16px;
    padding: 18px;
  }
  
  .modal-title {
    font-size: 1.125rem;
  }
  
  .modal-list {
    gap: 12px;
  }
  
  .modal-list button {
    padding: 14px 16px;
    font-size: 1rem;
    min-height: 48px;
  }
  
  .modal-actions {
    margin-top: 16px;
    gap: 12px;
  }
  
  .modal-actions button {
    padding: 12px 20px;
    font-size: 1rem;
    min-height: 44px;
    flex: 1;
  }
}