.skeleton {
  background: linear-gradient(90deg, rgba(0,0,0,0.06) 25%, rgba(0,0,0,0.10) 37%, rgba(0,0,0,0.06) 63%);
  background-size: 400% 100%; animation: skeleton-shimmer 1.4s ease infinite; border-radius: 0.375rem;
}
@keyframes skeleton-shimmer { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }
:focus-visible { outline: 2px solid #C17F3E; outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; } }

.card-hover { transition: transform 0.15s ease, box-shadow 0.15s ease; }
.card-hover:hover { transform: translateY(-1px); box-shadow: 0 6px 18px -8px rgba(22,48,43,0.15); }

.live-dot {
  width: 8px; height: 8px; border-radius: 9999px; background: #A23E2E;
  box-shadow: 0 0 0 0 rgba(162,62,46,0.6); animation: pulse 1.6s infinite;
}
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(162,62,46,0.55); } 70% { box-shadow: 0 0 0 8px rgba(162,62,46,0); } 100% { box-shadow: 0 0 0 0 rgba(162,62,46,0); } }

.countdown-digit { font-family: 'IBM Plex Mono', monospace; font-variant-numeric: tabular-nums; }

.status-badge { font-family: 'IBM Plex Mono', monospace; font-size: 0.7rem; padding: 0.15rem 0.55rem; border-radius: 9999px; border: 1px solid; }
.status-present, .status-late { background: rgba(47,111,79,0.1); border-color: rgba(47,111,79,0.4); color: #2F6F4F; }
.status-absent { background: rgba(162,62,46,0.08); border-color: rgba(162,62,46,0.35); color: #A23E2E; }
.status-excused { background: rgba(193,127,62,0.1); border-color: rgba(193,127,62,0.4); color: #C17F3E; }
.status-not_marked { background: rgba(42,42,40,0.05); border-color: rgba(42,42,40,0.15); color: rgba(42,42,40,0.5); }

.modal-backdrop { background: rgba(22,48,43,0.45); }

.roster-row select { border: 1px solid rgba(42,42,40,0.15); border-radius: 0.5rem; padding: 0.25rem 0.5rem; font-size: 0.8rem; }