* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  background: #000;
  font-family: "Segoe UI", Arial, sans-serif;
  color: #fff;
  overflow: hidden;
}

.dashboard-widget {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.widget-header {
  flex: 0 0 auto;
  text-align: center;
  padding: 8px 12px; 
}

/* Header */
.widget-header h1 {
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  white-space: nowrap;
}

/* Totais */
.widget-totals {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: #ccc;
}

/* Área do gráfico */
.widget-chart {
  flex: 1 1 auto;
  /* ocupar todo o espaço restante */
  position: relative;
}

/* Canvas ocupa tudo */
canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}