:root {
  --billy-bg: #f3f5f7;
  --billy-ink: #1d2733;
  --billy-muted: #5c6b7a;
  --billy-accent: #1f4e79;
  --billy-line: #d9e0e7;
}

html,
body {
  background: var(--billy-bg);
  color: var(--billy-ink);
}

.navbar-billy {
  background: #162433;
}

.navbar-billy .navbar-brand {
  font-weight: 650;
  letter-spacing: 0.04em;
}

.navbar-billy .nav-link.active {
  color: #fff !important;
}

.page-title {
  font-size: 1.35rem;
  font-weight: 650;
  margin-bottom: 0.25rem;
}

.page-subtitle {
  color: var(--billy-muted);
  font-size: 0.95rem;
}

.stat-card {
  border: 1px solid var(--billy-line);
  border-top: 3px solid var(--billy-accent);
  box-shadow: none;
}

.stat-card .stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.1;
}

.stat-card .stat-label {
  color: var(--billy-muted);
  font-size: 0.82rem;
}

.card-billy {
  border: 1px solid var(--billy-line);
  box-shadow: none;
}

.table-billy thead th {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--billy-muted);
  font-weight: 600;
  background: #eef2f5;
}

.proxima-accion {
  color: var(--billy-muted);
  font-size: 0.9rem;
}

.item-proyecto a {
  color: var(--billy-ink);
  text-decoration: none;
  font-weight: 600;
}

.item-proyecto a:hover {
  color: var(--billy-accent);
  text-decoration: underline;
}

a.item-proyecto {
  color: var(--billy-ink);
  font-weight: 600;
}

a.item-proyecto:hover {
  color: var(--billy-accent);
}

.empty-state {
  color: var(--billy-muted);
  font-size: 0.95rem;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
}

footer.app-footer {
  color: var(--billy-muted);
  font-size: 0.8rem;
}

.tarea-item {
  border-bottom: 1px solid var(--billy-line);
  padding: 0.65rem 0;
}

.tarea-item:last-child {
  border-bottom: none;
}

.tarea-item.completada .tarea-titulo {
  text-decoration: line-through;
  color: var(--billy-muted);
}

.tarea-titulo {
  font-weight: 600;
  cursor: pointer;
}

.tarea-titulo:hover {
  color: var(--billy-accent);
}

.tarea-meta {
  font-size: 0.82rem;
  color: var(--billy-muted);
}

.btn-archivar-fila {
  line-height: 1;
  padding: 0.1rem 0.4rem;
  font-size: 0.95rem;
  opacity: 0.45;
}

.tarea-item:hover .btn-archivar-fila {
  opacity: 1;
}

.import-preview-item {
  border-bottom: 1px solid var(--billy-line);
  padding: 0.5rem 0;
}

.import-preview-item:last-child {
  border-bottom: none;
}

.import-preview-item.omitida {
  opacity: 0.75;
}

.import-seccion h6 {
  letter-spacing: 0.04em;
}

#calendario {
  --fc-border-color: var(--billy-line);
  --fc-button-bg-color: var(--billy-accent);
  --fc-button-border-color: var(--billy-accent);
  --fc-button-hover-bg-color: #163a5c;
  --fc-button-hover-border-color: #163a5c;
  --fc-button-active-bg-color: #163a5c;
  --fc-today-bg-color: #eef4fa;
  --fc-event-bg-color: var(--billy-accent);
  --fc-event-border-color: var(--billy-accent);
}

.punto-categoria {
  display: inline-block;
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  vertical-align: middle;
  margin-right: 0.4rem;
  flex-shrink: 0;
}

.filtro-categoria {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--billy-ink);
}

.filtro-categoria .punto-categoria {
  margin-right: 0;
}

#calendario .fc-daygrid-day.fc-day-sun,
#calendario .fc-daygrid-day.dia-no-laborable,
#calendario .fc-timegrid-col.fc-day-sun,
#calendario .fc-timegrid-col.dia-no-laborable {
  background-color: #fff5f5;
}

#calendario .fc-day-sun .fc-daygrid-day-number,
#calendario .dia-no-laborable .fc-daygrid-day-number {
  color: #a94442;
}

#calendario .fc-col-header-cell.fc-day-sun a,
#calendario .fc-col-header-cell.dia-no-laborable a {
  color: #a94442;
}

#calendario .fc-daygrid-day.fc-day-today .fc-daygrid-day-number {
  background-color: var(--billy-accent);
  color: #fff;
  font-weight: 650;
  border-radius: 50%;
  width: 1.7rem;
  height: 1.7rem;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

#calendario .fc-timegrid .fc-col-header-cell.fc-day-today a {
  background-color: var(--billy-accent);
  color: #fff;
  font-weight: 650;
  border-radius: 999px;
  padding: 0.2rem 0.7rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1.25;
}

#calendario .fc-daygrid-day.dia-seleccionado,
#calendario .fc-timegrid-col.dia-seleccionado {
  box-shadow: inset 0 0 0 2px var(--billy-accent);
}

#calendario .fc-daygrid-day.dia-seleccionado:not(.fc-day-today) .fc-daygrid-day-number {
  font-weight: 650;
  color: var(--billy-accent);
}

.fc-event.fc-feriado {
  background: #fbe5e5 !important;
  border: 1px solid #e6b8b7 !important;
  color: #590d10 !important;
  font-size: 0.72rem;
  font-weight: 650;
  cursor: default;
}

.fc-event.fc-feriado .fc-event-main,
.fc-event.fc-feriado .fc-event-title {
  color: #590d10 !important;
}