/* =========================================================================
   card.css — bazowa karta produktowa (glass premium z Codex).
   Uzywana wszedzie: KPI, moduly, wykresy, tabele, sidebar sekcje.
   ========================================================================= */

.card {
  position: relative;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01)),
    rgba(11,16,29,0.82);
  border: 1px solid var(--bg-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: var(--space-inner);
}

.card--compact { padding: 12px 14px; }
.card--feature { padding: var(--space-section) var(--space-inner); }

/* Eyebrow — maly uppercase label nad naglowkiem */
.eyebrow {
  display: block;
  font-size: var(--eyebrow-fs);
  letter-spacing: var(--eyebrow-ls);
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 6px;
  font-weight: 600;
}

/* Section header — eyebrow + h2 + opt. right action */
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-inner);
  margin-bottom: var(--space-inner);
  flex-wrap: wrap; /* Mobile B7 fix: chart-time-range (1d/3d/7d/30d/90d) wrapuje
                      pod tytuł na <420 px viewport zamiast wystawać poza kartę. */
}
.section-header__title h2 {
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--text-primary);
}
.section-header__action {
  font-size: var(--fs-sm);
  color: var(--text-tertiary);
}

/* Tagline — drobny tekst pod h2 (estymata, źródło danych, disclaimer).
   Używany rzadziej — preferowany wzorzec to ikonka "i" z popoverem
   (info-pill + info-popover poniżej). */
.card__tagline {
  font-size: var(--fs-xs);
  color: var(--text-tertiary);
  margin-top: 4px;
  line-height: 1.45;
  max-width: 56ch;
}

/* =========================================================================
   Info pill + popover — ikonka "i" obok h2 z chmurką disclaimerów.
   Pattern: zamiast długiego tagline pod h2, kompaktowa ikonka która
   po kliknięciu/hover pokazuje pełen disclaimer w popover.
   Decyzja Arkadiusz 2026-04-27.
   ========================================================================= */

.info-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  margin-left: 8px;
  padding: 0;
  border: 1px solid var(--bg-border);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-tertiary);
  font: 600 11px/1 var(--font-sans, inherit);
  cursor: pointer;
  vertical-align: middle;
  transition: color 120ms ease, background 120ms ease, border-color 120ms ease;
}
.info-pill:hover,
.info-pill:focus-visible,
.info-pill[aria-expanded="true"] {
  color: var(--text-primary);
  background: rgba(168, 85, 247, 0.12);
  border-color: rgba(168, 85, 247, 0.45);
  outline: none;
}
.info-pill__icon {
  font-style: italic;
  font-family: var(--font-serif, Georgia, serif);
  font-size: 12px;
}

/* Popover position relative do nadrzędnej karty (.card position:relative
   w base.css / card.css). Ukryty domyślnie, pokazuje się przy .is-open. */
.info-popover {
  position: absolute;
  top: 60px;
  left: var(--space-inner, 18px);
  z-index: 50;
  width: min(420px, calc(100% - 36px));
  padding: 16px 18px 14px;
  background: var(--bg-card-elevated, #161618);
  border: 1px solid var(--bg-border);
  border-radius: 10px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
  font-size: var(--fs-xs);
  line-height: 1.55;
  color: var(--text-secondary);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity 140ms ease, transform 140ms ease;
}
.info-popover.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.info-popover__close {
  position: absolute;
  top: 6px;
  right: 8px;
  width: 24px;
  height: 24px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text-tertiary);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  border-radius: 4px;
  transition: color 120ms ease, background 120ms ease;
}
.info-popover__close:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
}
.info-popover__body p { margin: 0 0 8px; }
.info-popover__body p:last-child { margin-bottom: 0; }
.info-popover__body ul {
  list-style: none;
  margin: 0 0 8px;
  padding: 0;
}
.info-popover__body li {
  position: relative;
  padding-left: 14px;
  margin-bottom: 3px;
}
.info-popover__body li::before {
  content: "•";
  position: absolute;
  left: 2px;
  color: var(--accent-primary);
}

/* Position: card musi być relative żeby popover był poprawnie rozmieszczony */
.card { position: relative; }

/* Empty state — dla brak danych / placeholder */
.empty-state {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 160px;
  color: var(--text-tertiary);
  font-size: var(--fs-sm);
  font-style: italic;
  text-align: center;
  padding: var(--space-section);
}