/* ICPHM Program Admin & Timeline CSS */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
  font-family: var(--font-sans);
}

/* Drag and Drop Card Styles */
.session-card {
  cursor: grab;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
  user-select: none;
}

.session-card:active {
  cursor: grabbing;
}

.session-card.dragging {
  opacity: 0.4;
  transform: scale(0.96);
}

/* Droppable Grid Cell Styles */
.droppable-cell {
  min-height: 90px;
  transition: background-color 0.2s ease, border-color 0.2s ease;
  user-select: none;
}

.droppable-cell.drag-over {
  background-color: #eff6ff !important;
  border: 2px dashed #2563eb !important;
}

.droppable-zone.drag-over {
  background-color: #fef3c7 !important;
  border-color: #f59e0b !important;
}

/* Google Calendar-style Cell Selection for Creating Events */
.droppable-cell.selecting-start {
  background-color: #dbeafe !important;
  border: 2px solid #2563eb !important;
}

.droppable-cell.selecting-highlight {
  background-color: #eff6ff !important;
  border-left: 3px solid #3b82f6 !important;
  border-right: 3px solid #3b82f6 !important;
}

/* Custom Table Styles */
#sessions-table tbody tr {
  transition: background-color 0.15s ease;
}

#sessions-table tbody tr:hover {
  background-color: #f8fafc;
}

/* Badge variants */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.7rem;
  font-weight: 700;
  line-height: 1;
  text-transform: uppercase;
}

.badge-keynote {
  background-color: #eff6ff;
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
}

.badge-tutorial {
  background-color: #f0fdf4;
  color: #15803d;
  border: 1px solid #bbf7d0;
}

.badge-panel {
  background-color: #faf5ff;
  color: #7e22ce;
  border: 1px solid #e9d5ff;
}

.badge-distinguished_speaker {
  background-color: #fff7ed;
  color: #c2410c;
  border: 1px solid #ffedd5;
}

.badge-technical {
  background-color: #f8fafc;
  color: #475569;
  border: 1px solid #e2e8f0;
}

/* Card border accents by type */
.card-keynote {
  border-left: 4px solid #2563eb;
  background-color: #f8fafc;
}

.card-tutorial {
  border-left: 4px solid #16a34a;
  background-color: #f0fdf4;
}

.card-panel {
  border-left: 4px solid #9333ea;
  background-color: #faf5ff;
}

.card-paper {
  border-left: 4px solid #ffc107;
  background-color: #ffffff;
}

/* Line Clamp Utilities */
.clamp-1 {
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}