/* ==========================================================================
   LicitaciónYa — Buttons & Interactive Action Triggers
   Compact, Touch-Optimized & Fully Responsive
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-normal);
  cursor: pointer;
  border: 1px solid transparent;
  outline: none;
  user-select: none;
  line-height: 1.25;
  white-space: nowrap;
}

.btn-sm {
  padding: 0.45rem 0.85rem;
  font-size: 0.82rem;
}

.btn-md {
  padding: 0.65rem 1.2rem;
  font-size: 0.88rem;
}

.btn-lg {
  padding: 0.8rem 1.5rem;
  font-size: 0.96rem;
}

.btn-xl {
  padding: 0.95rem 1.85rem;
  font-size: 1.02rem;
}

.btn-block {
  width: 100%;
}

/* Primary Corporate Button (Navy) */
.btn-primary {
  background-color: var(--brand-navy);
  color: #ffffff;
  border-color: var(--brand-navy);
  box-shadow: var(--shadow-xs);
}

.btn-primary:hover {
  background-color: var(--brand-navy-light);
  border-color: var(--brand-navy-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
  color: #ffffff;
}

/* Enterprise Blue Button */
.btn-blue {
  background-color: var(--brand-blue);
  color: #ffffff;
  border-color: var(--brand-blue);
  box-shadow: var(--shadow-xs);
}

.btn-blue:hover {
  background-color: #1d4ed8;
  border-color: #1d4ed8;
  transform: translateY(-1px);
  color: #ffffff;
}

/* WhatsApp Corporate Button */
.btn-whatsapp {
  background-color: var(--brand-whatsapp);
  color: #ffffff;
  border-color: var(--brand-whatsapp);
  box-shadow: var(--shadow-xs);
}

.btn-whatsapp:hover {
  background-color: var(--brand-whatsapp-hover);
  border-color: var(--brand-whatsapp-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(22, 163, 74, 0.25);
  color: #ffffff;
}

.btn-whatsapp:active {
  transform: translateY(0);
}

/* Secondary & Outline Buttons */
.btn-outline {
  background-color: #ffffff;
  border-color: var(--border-medium);
  color: var(--text-main);
  box-shadow: var(--shadow-xs);
}

.btn-outline:hover {
  background-color: var(--bg-surface);
  border-color: var(--border-focus);
  color: var(--brand-blue);
  transform: translateY(-1px);
}

/* Floating WhatsApp Action Widget */
.floating-wa-btn {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--brand-whatsapp);
  color: #ffffff;
  padding: 0.7rem 1.15rem;
  border-radius: var(--radius-full);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.88rem;
  box-shadow: 0 6px 20px rgba(22, 163, 74, 0.35);
  transition: all var(--transition-normal);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.floating-wa-btn:hover {
  transform: translateY(-2px);
  background-color: var(--brand-whatsapp-hover);
  box-shadow: 0 10px 24px rgba(22, 163, 74, 0.45);
}

.floating-wa-btn svg {
  flex-shrink: 0;
}

@media (max-width: 640px) {
  .floating-wa-label {
    display: none;
  }
  .floating-wa-btn {
    width: 48px;
    height: 48px;
    padding: 0;
    justify-content: center;
    bottom: 1.25rem;
    right: 1.25rem;
    border-radius: 50%;
  }
}