/* ==========================================================================
   ZapNotei DS — Shared utilities (a11y + motion)
   --------------------------------------------------------------------------
   Single source of truth for `:focus-visible` and `prefers-reduced-motion`.
   Link AFTER `colors_and_type.css` in every component HTML.
   ========================================================================== */

/* ---- Focus-visible ring -------------------------------------------------
   Consistent focus state for ALL interactive elements. Uses lime accent
   ring + 2px offset, falls back to primary on accent surfaces.
*/
:where(a, button, [role="button"], input, textarea, select,
       [tabindex]:not([tabindex="-1"]),
       summary, details, [contenteditable="true"]):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: inherit;
}

/* On lime/accent surfaces use deep green ring instead */
:where(.accent, .lime, .on-accent,
       [data-on-accent]) :where(a, button, input):focus-visible,
:where(.btn.primary):focus-visible {
  outline-color: var(--primary);
}

/* Skip-link convention */
.skip-link {
  position: absolute;
  top: -64px;
  left: var(--space-12, 12px);
  background: var(--header-skip-link-bg, var(--primary));
  color: var(--text-on-dark, #fff);
  padding: var(--space-8, 8px) var(--space-16, 16px);
  border-radius: var(--radius-sm, 6px);
  font-weight: 500;
  z-index: 100;
  text-decoration: none;
  transition: top var(--transition-fast, 150ms) ease-out;
}
.skip-link:focus-visible {
  top: var(--space-12, 12px);
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---- Reduced motion -----------------------------------------------------
   When the user prefers reduced motion: kill all CSS animations, transitions
   beyond 1 frame, and parallax/transform-based motion. Components must NOT
   override this.
*/
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  /* Specifically: skeleton shimmer, toast slide, modal backdrop fade,
     pulse badges, banner stripes — all become static. */
  [data-anim="shimmer"],
  [data-anim="pulse"],
  [data-anim="slide"] {
    animation: none !important;
  }
}

/* ---- Tabular numerals ---------------------------------------------------
   Use em countdowns, monetary values, dashboards, qualquer column de
   números que precisa não-shift na renderização. Sempre Poppins/Lato.
*/
.tabular { font-variant-numeric: tabular-nums; }

/* ---- Visually hidden (a11y) -------------------------------------------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---- Print mode ---------------------------------------------------------
   Status badges already handled in colors_and_type.css. This adds card
   shells when printing demo reference (badges-only scope). */
@media print {
  .print-demo .status-badge,
  .print-demo .badge {
    background: transparent !important;
    color: #000 !important;
    border: 1px solid #000 !important;
  }
}