/* ============================================
   LANA AUTOMOTIVA — Button Component
   3 variants: green | brand | outline
   ============================================ */

/* ── Base ── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  max-width: 384px;
  gap: 12px;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-family: var(--font-button);
  font-size: var(--text-base);
  font-weight: var(--font-regular);
  line-height: 1.5;
  text-decoration: none;
  white-space: nowrap;
  padding: 8px 8px 8px 16px;
  overflow: hidden;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
  position: relative;
  flex-shrink: 0;
}

/* ── Arrow badge (shared) ── */

.btn__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  flex-shrink: 0;
  overflow: hidden;
  transition: background-color 0.2s ease, transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn__arrow svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

/* ── Hover Interaction: Arrow Rotation ── */

.btn:hover .btn__arrow svg {
  transform: rotate(45deg);
  /* Lucide arrow-up-right becomes arrow-right approx */
}

/* ── Variant 1: Brand Principal (Blue 500) ── */

.btn--brand {
  background-color: var(--color-blue-brand-500);
  color: var(--color-blue-brand-50);
}

.btn--brand .btn__arrow {
  background-color: var(--color-blue-brand-50);
  color: var(--color-blue-brand-500);
}

.btn--brand:hover {
  background-color: var(--color-blue-brand-400);
}

/* ── Variant 2: Outline ── */

.btn--outline {
  background-color: transparent;
  color: var(--color-blue-brand-500);
  border: 1.5px solid var(--color-blue-brand-500);
  padding: 7px 7px 7px 15px;
  /* adjust for border */
}

.btn--outline .btn__arrow {
  background-color: var(--color-blue-brand-500);
  color: var(--color-blue-brand-50);
}

.btn--outline:hover {
  background-color: rgba(0, 74, 183, 0.05);
  /* very light blue tint */
  border-color: var(--color-blue-brand-400);
  color: var(--color-blue-brand-400);
}

.btn--outline:hover .btn__arrow {
  background-color: var(--color-blue-brand-400);
}

/* ── Variant 3: Green — WhatsApp CTA ── */

.btn--green {
  background-color: var(--color-green-brand-400);
  color: var(--color-green-brand-50);
}

.btn--green .btn__arrow {
  background-color: var(--color-green-brand-50);
  color: var(--color-green-brand-400);
}

.btn--green:hover {
  background-color: var(--color-green-brand-500);
}

/* ── Focus (navegação por teclado) ── */

.btn:focus-visible {
  outline: 2px solid var(--color-blue-brand-400);
  outline-offset: 3px;
}

/* ── Other modifiers (shared) ── */

.btn--outline-white {
  background-color: transparent;
  color: var(--color-static-white);
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  padding: 7px 7px 7px 15px;
}

.btn--outline-white .btn__arrow {
  background-color: rgba(255, 255, 255, 0.15);
  color: var(--color-static-white);
}

.btn--outline-white:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.7);
}

.btn--full {
  width: 100%;
  justify-content: space-between;
}

.btn--lg {
  font-size: var(--text-lg);
  padding: 12px 12px 12px 24px;
  gap: 12px;
}

.btn--lg .btn__arrow {
  width: 44px;
  height: 44px;
}

.btn--lg .btn__arrow svg {
  width: 20px;
  height: 20px;
}

/* ── Mobile Standardization ── */
@media (max-width: 768px) {
  .btn {
    width: 100%;
    max-width: 24rem;
    justify-content: space-between;
    margin: 0 auto;
  }
}