@use '../atoms/variables' as *;
@use '../atoms/mixins' as *;

// ─── Statistiken-Bubble (Report-Header) ─────────────────────────────────────
.report-stats-bubble {
  display: inline-flex;
  align-items: center;
  gap: $space-2;
  padding: $space-2 $space-4;
  font-size: $font-size-sm;
  font-weight: $font-weight-medium;
  color: var(--header-text-muted);
  background: var(--header-overlay);
  border: 1px solid var(--header-overlay);
  border-radius: $radius-pill;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  white-space: nowrap;
  text-decoration: none;
  transition: background $transition-fast, color $transition-fast;
  cursor: pointer;

  &:hover {
    color: var(--header-text);
    background: rgba(255, 255, 255, 0.28);
  }

  &--active {
    color: var(--header-text);
    background: rgba(255, 255, 255, 0.28);
    border-color: rgba(255, 255, 255, 0.35);
  }

  &__icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
  }
}

// ─── Toolbar ────────────────────────────────────────────────────────────────
.statistics-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: $space-4 $space-5;
  border-bottom: 1px solid $color-border;

  @include tablet {
    flex-wrap: wrap;
    gap: $space-3;
  }
}

.statistics-toolbar__title {
  font-size: $font-size-md;
  font-weight: $font-weight-bold;
  color: $color-text-dark;
}

.statistics-toolbar__controls {
  display: flex;
  align-items: center;
  gap: $space-3;
}

.statistics-range-select {
  appearance: none;
  background: $color-input-bg url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%237a8a9a'/%3E%3C/svg%3E") no-repeat right 12px center;
  border: 1px solid $color-input-border;
  border-radius: $radius-md;
  padding: $space-2 $space-8 $space-2 $space-3;
  font-size: $font-size-sm;
  font-family: $font-family-base;
  color: $color-text-base;
  cursor: pointer;
  transition: border-color $transition-fast;

  &:hover {
    border-color: var(--color-primary);
  }

  &:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: $shadow-focus;
  }
}

// ─── Chart ──────────────────────────────────────────────────────────────────
.statistics-chart-wrap {
  position: relative;
  height: 400px;
  padding: $space-6 $space-5;

  @include tablet {
    height: 300px;
    padding: $space-4 $space-3;
  }
}

.statistics-error {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: $color-text-muted;
  font-size: $font-size-sm;
}

// ─── Legende ────────────────────────────────────────────────────────────────
.statistics-legend {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: $space-6;
  padding: $space-3 $space-5 $space-5;
}

.statistics-legend__item {
  display: inline-flex;
  align-items: center;
  gap: $space-2;
  font-size: $font-size-sm;
  color: $color-text-muted;

  &::before {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: $radius-sm;
  }

  &--billable::before {
    background: var(--color-primary);
  }

  &--non-billable::before {
    background: $color-text-light;
  }
}

// ─── Donuts ────────────────────────────────────────────────────────────────
.statistics-donuts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: $space-5;
  padding: $space-5;

  @include tablet {
    grid-template-columns: 1fr;
    gap: $space-4;
  }
}

.statistics-donut {
  @include card(#ffffff, $radius-md);
  padding: $space-4;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.statistics-donut__title {
  font-size: $font-size-sm;
  font-weight: $font-weight-bold;
  color: $color-text-dark;
  margin-bottom: $space-3;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.statistics-donut__wrap {
  position: relative;
  width: 100%;
  max-width: 200px;
  aspect-ratio: 1;
}

.statistics-donut__legend {
  width: 100%;
  margin-top: $space-4;
  display: flex;
  flex-direction: column;
  gap: $space-1;
}

.statistics-donut__legend-item {
  display: flex;
  align-items: center;
  gap: $space-2;
  font-size: $font-size-xs;
  color: $color-text-base;
  line-height: 1.4;
}

.statistics-donut__legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.statistics-donut__legend-label {
  @include text-truncate;
  flex: 1;
  min-width: 0;
}

.statistics-donut__legend-value {
  flex-shrink: 0;
  color: $color-text-muted;
  white-space: nowrap;
}