/* CTVT Theme — Swatches de Variação */

.ctvt-swatches {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0 16px;
}

.ctvt-swatch {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--color-gray-200);
  cursor: pointer;
  transition: border-color var(--transition-fast), opacity var(--transition-fast);
  font-family: var(--font-heading);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
}

/* Tamanho */
.ctvt-swatch--size {
  min-width: 44px;
  height: 44px;
  padding: 0 8px;
  background: var(--color-secondary);
  color: var(--color-primary);
  text-transform: uppercase;
}
.ctvt-swatch--size:hover { border-color: var(--color-gray-500); }
.ctvt-swatch--size.is-selected {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: var(--color-secondary);
}

/* Cor */
.ctvt-swatch--color {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border-color: transparent;
  box-shadow: 0 0 0 1px var(--color-gray-300);
  font-size: 10px;
  font-weight: 700;
  background: var(--color-gray-200);
}
.ctvt-swatch--color:hover { box-shadow: 0 0 0 2px var(--color-gray-400); }
.ctvt-swatch--color.is-selected {
  box-shadow: 0 0 0 2px var(--color-secondary), 0 0 0 4px var(--color-primary);
}

/* Indisponível */
.ctvt-swatch.is-disabled {
  opacity: 0.35;
  cursor: not-allowed;
  position: relative;
  pointer-events: auto;
}
.ctvt-swatch--size.is-disabled::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top right, transparent calc(50% - 1px), var(--color-gray-300) 50%, transparent calc(50% + 1px));
}

/* Sticky ATC Mobile */
.ctvt-sticky-atc {
  position: fixed;
  bottom: 60px; /* acima do bottom bar */
  left: 0; right: 0;
  padding: 12px 16px;
  background: var(--color-secondary);
  border-top: 1px solid var(--color-gray-200);
  z-index: calc(var(--z-header) + 1);
  transform: translateY(100%);
  transition: transform var(--transition-normal);
  box-shadow: 0 -4px 12px rgba(0,0,0,.08);
}
.ctvt-sticky-atc.is-visible { transform: translateY(0); }