/* ==============================================
   analytics.css — Estilos para el dashboard
   ============================================== */

/* --- Layout general ---- */
.dashboard {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.dashboard-title {
  font-size: clamp(1.4rem, 3vw, 2rem);
  color: var(--darkBlue);
  margin-bottom: 1rem;
}

/* --- Global filter ---- */
.global-filter {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.global-filter label {
  font-weight: 600;
  color: var(--darkBlue);
  font-size: .95rem;
}

.global-filter select {
  padding: .5rem .75rem;
  border: 1px solid var(--gray);
  border-radius: .4rem;
  font-size: 1rem;
  min-width: 200px;
  min-height: 2.75rem;
  background: var(--white);
  color: #333;
}

/* --- KPI cards ---- */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.kpi-card {
  background: var(--white);
  border: 1px solid var(--gray);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.kpi-value {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 900;
  color: var(--darkBlue);
  line-height: 1.2;
}

.kpi-label {
  font-size: .8rem;
  color: var(--grayText);
  margin-top: .25rem;
}

/* --- Chart rows ---- */
.chart-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.chart-row--full {
  grid-template-columns: 1fr;
}

.chart-card {
  background: var(--white);
  border: 1px solid var(--gray);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.chart-card h3 {
  font-size: 1rem;
  color: var(--darkBlue);
  margin-bottom: 1rem;
}

.chart-container {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
}

.chart-container--wide {
  aspect-ratio: 3 / 1;
}

.chart-container canvas {
  width: 100% !important;
  height: 100% !important;
}

/* --- Tabla ---- */
.table-section {
  margin-bottom: 2rem;
}

.table-section h3 {
  font-size: 1.1rem;
  color: var(--darkBlue);
  margin-bottom: 1rem;
}

.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--gray);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .85rem;
}

.data-table th {
  background: var(--darkBlue);
  color: var(--white);
  padding: .7rem .6rem;
  text-align: left;
  font-weight: 600;
  white-space: nowrap;
  user-select: none;
}

.data-table th[data-sort] {
  cursor: pointer;
}

.data-table th[data-sort]:hover {
  background: hsl(209, 74%, 22%);
}

.sort-icon {
  font-size: .75rem;
}

.data-table td {
  padding: .6rem;
  border-bottom: 1px solid var(--gray);
  color: #333;
}

.data-table tbody tr:hover {
  background: hsl(209, 74%, 97%);
}

.badge {
  display: inline-block;
  padding: .2rem .55rem;
  border-radius: .25rem;
  font-size: .75rem;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
}

.badge--corto  { background: #2e7d32; }
.badge--medio  { background: #f9a825; color: #333; }
.badge--largo  { background: #c62828; }

/* --- Estado vacío ---- */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--grayText);
  font-size: 1.1rem;
}

/* --- Responsive ---- */
@media (max-width: 1024px) {
  .kpi-row {
    grid-template-columns: repeat(3, 1fr);
  }

  .chart-container--wide {
    aspect-ratio: 2 / 1;
  }
}

@media (max-width: 768px) {
  .dashboard {
    padding: 1.25rem 1rem;
  }

  .kpi-row {
    grid-template-columns: repeat(2, 1fr);
    gap: .75rem;
  }

  .chart-row {
    grid-template-columns: 1fr;
  }

  .chart-container {
    aspect-ratio: 5 / 4;
  }

  .chart-container--wide {
    aspect-ratio: 4 / 3;
  }

  .data-table {
    font-size: .78rem;
  }

  .data-table th,
  .data-table td {
    padding: .5rem .4rem;
  }

  .global-filter {
    flex-direction: column;
    align-items: stretch;
  }

  .global-filter select {
    min-width: unset;
    width: 100%;
  }
}

@media (max-width: 480px) {
  .kpi-row {
    grid-template-columns: 1fr 1fr;
    gap: .5rem;
  }

  .kpi-card {
    padding: 1rem .75rem;
  }

  .kpi-value {
    font-size: 1.4rem;
  }

  .kpi-label {
    font-size: .75rem;
  }
}