/* ══════════════════════════════════════════
   components.css — Componentes reutilizables
   ══════════════════════════════════════════ */

/* ── BOTONES ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem 1.125rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(var(--primary-rgb), 0.3);
}

.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: var(--shadow-primary);
  transform: translateY(-1px);
}

.btn-ghost {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.btn-ghost:hover {
  background: var(--surface-hover);
  border-color: var(--border-hover);
  color: var(--text-light);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-danger:hover {
  background: #dc2626;
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.375rem 0.875rem;
  font-size: 0.8125rem;
}

.btn-full {
  width: 100%;
}

/* ── TARJETAS ── */
.card {
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 1.5rem;
  transition: border-color var(--transition);
}

.card:hover {
  border-color: var(--border-hover);
}

.card.sin-padding {
  padding: 0;
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.card-titulo {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-light);
}

/* ── FORMULARIOS ── */
.form-grupo {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  margin-bottom: 1rem;
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.form-input {
  background: var(--surface-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.625rem 0.875rem;
  color: var(--text);
  font-size: 0.9rem;
  transition: all var(--transition);
  width: 100%;
}

.form-input:focus {
  outline: none;
  border-color: var(--border-focus);
  background: rgba(139, 92, 246, 0.05);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
}

.form-input::placeholder { color: var(--text-faint); }

.form-textarea {
  resize: vertical;
  min-height: 80px;
}

.form-fila {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.875rem;
}

/* Selects personalizados */
select.form-input,
select.select-filtro,
select.select-periodo {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2371717a' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.25rem;
  cursor: pointer;
}

/* Fondo sólido garantizado para select cerrado (evita transparencia sobre blanco) */
select.form-input {
  background-color: #111122;
}

/* Opciones del dropdown — fondo oscuro y texto legible */
select.form-input option,
select.select-filtro option,
select.select-periodo option {
  background-color: #1a1a2e;
  color: var(--text);
  padding: 0.4rem 0.75rem;
}

/* ── SELECTS DE FILTROS ── */
.select-filtro,
.select-periodo {
  background-color: #0f0f1a;        /* fondo sólido — evita blanco del sistema */
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.5rem 2rem 0.5rem 0.875rem;
  color: var(--text-muted);
  font-size: 0.8125rem;
  transition: all var(--transition);
  cursor: pointer;
}

.select-filtro:focus,
.select-periodo:focus {
  outline: none;
  border-color: var(--border-focus);
  color: var(--text);
}

/* ── CALENDAR / DATE PICKER INDICATOR ── */
/* Convierte el ícono nativo negro del calendario a blanco */
input[type="date"]::-webkit-calendar-picker-indicator,
input[type="month"]::-webkit-calendar-picker-indicator,
input[type="time"]::-webkit-calendar-picker-indicator {
  filter: invert(0.8) brightness(1.2);
  cursor: pointer;
  opacity: 0.7;
  transition: opacity var(--transition);
}

input[type="date"]::-webkit-calendar-picker-indicator:hover,
input[type="month"]::-webkit-calendar-picker-indicator:hover {
  opacity: 1;
}

/* ── TOAST / NOTIFICACIONES ── */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 9999;
}

.toast {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  background: #1a1a2e;
  border: 1px solid var(--border);
  color: var(--text-light);
  font-size: 0.875rem;
  box-shadow: var(--shadow-modal);
  min-width: 280px;
  max-width: 360px;
  animation: slideInToast 0.3s ease;
}

.toast-exito  { border-left: 3px solid var(--success); }
.toast-error  { border-left: 3px solid var(--danger); }
.toast-info   { border-left: 3px solid var(--primary); }

@keyframes slideInToast {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes slideOutToast {
  from { opacity: 1; transform: translateX(0); }
  to   { opacity: 0; transform: translateX(20px); }
}

/* ── CHIP DE TIPO TRANSACCIÓN ── */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.2rem 0.625rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.chip-ingreso {
  background: var(--success-dim);
  color: var(--success);
}

.chip-gasto {
  background: var(--danger-dim);
  color: var(--danger);
}

/* ── LINK VER TODAS ── */
.link-ver-todas {
  font-size: 0.8125rem;
  color: var(--primary);
  transition: opacity var(--transition);
}

.link-ver-todas:hover { opacity: 0.75; }

/* ── ESTADO VACÍO ── */
.estado-vacio {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--text-faint);
}

.estado-vacio-icono {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
  opacity: 0.4;
}

.estado-vacio-texto {
  font-size: 0.9rem;
}

/* ── SPINNER ── */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── INPUT BÚSQUEDA ── */
.input-busqueda {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.875rem;
  color: var(--text);
  font-size: 0.875rem;
  width: 240px;
  transition: all var(--transition);
}

.input-busqueda:focus {
  outline: none;
  border-color: var(--border-focus);
  width: 280px;
}

.input-busqueda::placeholder { color: var(--text-faint); }

/* Responsive forms */
@media (max-width: 600px) {
  .form-fila {
    grid-template-columns: 1fr;
  }

  .input-busqueda {
    width: 100%;
  }
}