/**
 * Lumi UX System — capa de microinteracciones (storefront)
 */

/* ── Root & motion ── */
.lumi-ux__live {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.lumi-ux__toasts {
  position: fixed;
  bottom: var(--s-4, 24px);
  right: var(--s-4, 24px);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: min(420px, calc(100vw - 32px));
  pointer-events: none;
}

.lumi-ux__toast {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px 16px;
  background: var(--c-texto, #3d3429);
  color: var(--c-crema, #fff9f2);
  border-radius: var(--r-md, 12px);
  box-shadow: var(--sh-lg, 0 12px 40px rgba(61, 52, 41, 0.18));
  font-size: var(--t-sm, 14px);
  line-height: 1.45;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 220ms ease, transform 220ms ease;
  pointer-events: auto;
}

.lumi-ux__toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.lumi-ux__toast--success { border-left: 3px solid var(--c-success, #2d8a56); }
.lumi-ux__toast--error { border-left: 3px solid var(--c-error, #c44); }
.lumi-ux__toast--warning { border-left: 3px solid var(--c-warn, #c98a2e); }
.lumi-ux__toast--info { border-left: 3px solid var(--c-marron, #b88b63); }

.lumi-ux__toast-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 700;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}

.lumi-ux__toast-text { flex: 1; }

.lumi-ux__toast-close {
  flex-shrink: 0;
  background: none;
  border: 0;
  color: inherit;
  opacity: 0.7;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  padding: 0 2px;
}

.lumi-ux__toast-close:hover { opacity: 1; }

/* ── Confirm modal ── */
.lumi-ux__confirm {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: grid;
  place-items: center;
  padding: var(--s-4, 24px);
}

.lumi-ux__confirm[hidden] { display: none !important; }

.lumi-ux__confirm-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(45, 38, 32, 0.45);
  opacity: 0;
  transition: opacity 200ms ease;
}

.lumi-ux__confirm.is-open .lumi-ux__confirm-backdrop { opacity: 1; }

.lumi-ux__confirm-panel {
  position: relative;
  width: min(440px, 100%);
  background: var(--c-crema, #fff9f2);
  border-radius: var(--r-lg, 16px);
  padding: var(--s-5, 28px);
  box-shadow: var(--sh-lg, 0 20px 60px rgba(0, 0, 0, 0.15));
  transform: scale(0.96) translateY(8px);
  opacity: 0;
  transition: transform 220ms ease, opacity 220ms ease;
}

.lumi-ux__confirm.is-open .lumi-ux__confirm-panel {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.lumi-ux__confirm-title {
  font-family: var(--font-display);
  font-size: var(--t-h5, 20px);
  margin-bottom: var(--s-2, 8px);
  letter-spacing: -0.01em;
}

.lumi-ux__confirm-msg {
  color: var(--c-gris, #7a7268);
  font-size: var(--t-sm, 14px);
  line-height: 1.55;
  margin-bottom: var(--s-4, 20px);
}

.lumi-ux__confirm-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

/* ── UX buttons (confirm / empty) ── */
.lumi-ux__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 18px;
  border-radius: var(--r-pill, 999px);
  font-size: var(--t-sm, 14px);
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 180ms ease, transform 120ms ease, box-shadow 180ms ease;
}

.lumi-ux__btn:active:not(:disabled) { transform: scale(0.98); }

.lumi-ux__btn--primary {
  background: var(--c-marron, #b88b63);
  color: var(--c-crema, #fff);
}

.lumi-ux__btn--primary:hover { filter: brightness(1.05); }

.lumi-ux__btn--ghost {
  background: transparent;
  border-color: var(--c-borde, #e8dfd4);
  color: var(--c-texto, #3d3429);
}

.lumi-ux__btn--danger {
  background: var(--c-error, #c44);
  color: #fff;
}

.lumi-ux__btn:disabled,
.lumi-ux__btn.is-loading {
  opacity: 0.65;
  cursor: not-allowed;
  pointer-events: none;
}

.lumi-ux__btn.is-success {
  background: var(--c-success, #2d8a56) !important;
}

.lumi-ux__btn-spinner,
.lumi-ux__spinner {
  width: 18px;
  height: 18px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: lumi-ux-spin 0.65s linear infinite;
}

@keyframes lumi-ux-spin {
  to { transform: rotate(360deg); }
}

/* ── Button loading (storefront .btn) ── */
.btn.is-loading {
  position: relative;
  pointer-events: none;
  opacity: 0.85;
}

.btn.is-loading .lumi-ux__btn-spinner {
  display: inline-block;
  vertical-align: middle;
  margin-right: 6px;
}

.btn.is-success {
  background: var(--c-success, #2d8a56) !important;
  border-color: var(--c-success, #2d8a56) !important;
}

/* ── Overlay ── */
.lumi-ux__overlay {
  position: fixed;
  inset: 0;
  z-index: 9998;
  display: grid;
  place-items: center;
  background: rgba(255, 249, 242, 0.72);
  backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease;
}

.lumi-ux__overlay[hidden] { display: none !important; }
.lumi-ux__overlay.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.lumi-ux__overlay-inner {
  text-align: center;
  color: var(--c-texto-suave, #7a7268);
  font-size: var(--t-sm, 14px);
}

.lumi-ux__overlay-inner .lumi-ux__spinner {
  width: 32px;
  height: 32px;
  margin: 0 auto 12px;
  border-color: var(--c-borde, #e8dfd4);
  border-top-color: var(--c-marron, #b88b63);
}

.lumi-ux__target-loading {
  position: relative;
  min-height: 120px;
  pointer-events: none;
}

.lumi-ux__target-loading::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 249, 242, 0.6);
  backdrop-filter: blur(2px);
  z-index: 5;
}

/* ── Skeleton ── */
.lumi-ux__skeleton-page {
  padding: var(--s-4, 24px);
  max-width: 1200px;
  margin: 0 auto;
}

.lumi-ux__sk {
  background: linear-gradient(90deg, var(--c-borde-suave, #f0e8dc) 25%, var(--c-arena, #f5e9d8) 50%, var(--c-borde-suave, #f0e8dc) 75%);
  background-size: 200% 100%;
  animation: lumi-ux-shimmer 1.4s infinite;
  border-radius: var(--r-sm, 8px);
}

@keyframes lumi-ux-shimmer {
  to { background-position: -200% 0; }
}

.lumi-ux__sk--bar { height: 56px; margin-bottom: var(--s-4, 20px); }
.lumi-ux__sk--hero { height: min(42vw, 380px); margin-bottom: var(--s-6, 40px); border-radius: var(--r-lg, 16px); }

.lumi-ux__sk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--s-4, 20px);
}

.lumi-ux__sk--card { height: 320px; }

.lumi-ux__sk--row { height: 48px; margin-bottom: 8px; }

/* ── Empty states ── */
.lumi-ux__empty {
  text-align: center;
  padding: var(--s-8, 56px) var(--s-4, 24px);
  max-width: 420px;
  margin: 0 auto;
}

.lumi-ux__empty-icon {
  color: var(--c-marron, #b88b63);
  opacity: 0.55;
  margin-bottom: var(--s-3, 16px);
}

.lumi-ux__empty-title {
  font-family: var(--font-display);
  font-size: var(--t-h5, 20px);
  margin-bottom: var(--s-2, 8px);
}

.lumi-ux__empty-msg {
  color: var(--c-gris, #7a7268);
  font-size: var(--t-sm, 14px);
  line-height: 1.55;
  margin-bottom: var(--s-4, 20px);
}

/* ── Field validation ── */
.field--error .input,
.field--error .select,
.field--error .textarea,
.is-error input,
.is-error select,
.is-error textarea {
  border-color: var(--c-error, #c44) !important;
  box-shadow: 0 0 0 3px var(--c-error-bg, rgba(204, 68, 68, 0.12));
}

.field--success .input,
.field--success .select,
.is-success input:not(:focus) {
  border-color: var(--c-success, #2d8a56) !important;
}

.lumi-ux__field-hint {
  display: block;
  font-size: var(--t-xs, 12px);
  color: var(--c-error, #c44);
  margin-top: 6px;
}

/* ── Offline bar ── */
.lumi-ux__offline {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10001;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 10px 16px;
  background: var(--c-warn-bg, #fef3cd);
  color: var(--c-texto, #3d3429);
  font-size: var(--t-sm, 14px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.lumi-ux__offline[hidden] { display: none !important; }

.lumi-ux__offline-retry {
  background: var(--c-texto, #3d3429);
  color: var(--c-crema, #fff);
  border: 0;
  border-radius: var(--r-pill, 999px);
  padding: 6px 14px;
  font-size: var(--t-xs, 12px);
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
}

/* ── Catalog filter loading ── */
#catalog-grid.is-filtering {
  opacity: 0.5;
  pointer-events: none;
  transition: opacity 180ms ease;
}

/* ── Dev banner (modo diseño local) ── */
.lumi-ux__dev-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 99998;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 8px 16px;
  background: var(--c-texto, #3d3429);
  color: var(--c-crema, #fff9f2);
  font-size: var(--t-sm, 13px);
  line-height: 1.45;
  text-align: center;
}

.lumi-ux--dev-banner .site-header {
  top: 40px;
}

.lumi-ux--dev-banner .announce-bar + .site-header,
.lumi-ux--dev-banner:has(.announce-bar) .site-header {
  top: calc(40px + var(--announce-h, 0px));
}

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  .lumi-ux__toast,
  .lumi-ux__confirm-panel,
  .lumi-ux__confirm-backdrop,
  .lumi-ux__overlay,
  .lumi-ux__sk,
  #catalog-grid.is-filtering {
    transition: none !important;
    animation: none !important;
  }
}