/* ============================================================
   COMPONENT: ComparatorTabs — 3 tabs + phone mockup navegable
   Estructura:
   <div class="svc-comparator" data-active="landing">
     <nav class="svc-comparator__tabs" role="tablist">
       <button role="tab" data-tab="landing" aria-selected="true">Landing $2,800</button>
       <button role="tab" data-tab="web" aria-selected="false">Web $690</button>
       <button role="tab" data-tab="tarjeta" aria-selected="false">Tarjeta $350</button>
     </nav>
     <div class="svc-comparator__panels">
       <div role="tabpanel" data-panel="landing" hidden>...</div>
       <div role="tabpanel" data-panel="web" hidden>...</div>
       <div role="tabpanel" data-panel="tarjeta" hidden>...</div>
     </div>
   </div>
   ============================================================ */

.svc-comparator {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.svc-comparator__tabs {
  display: flex;
  gap: 0.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.svc-comparator__tab {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.7);
  background: transparent;
  border: none;
  padding: 0.875rem 1.5rem;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}

.svc-comparator__tab:hover {
  color: #fff;
  background: rgba(255,255,255,0.05);
}

.svc-comparator__tab[aria-selected="true"] {
  color: var(--black);
  background: var(--cyan);
}

.svc-comparator__tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.svc-comparator__panels {
  position: relative;
  min-height: 500px;
}

.svc-comparator__panel {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
  pointer-events: none;
}

.svc-comparator__panel[data-active] {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
  position: relative;
}

.svc-comparator__panel-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}

.svc-comparator__panel-phone {
  position: sticky;
  top: 2rem;
}

.svc-comparator__panel-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.svc-comparator__panel-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: #fff;
}

.svc-comparator__panel-price {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--cyan);
}

.svc-comparator__panel-price span {
  font-size: 0.4em;
  font-weight: 500;
  color: rgba(255,255,255,0.5);
}

.svc-comparator__panel-desc {
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.8);
}

.svc-comparator__panel-checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.svc-comparator__panel-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.5;
}

.svc-comparator__panel-checklist svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  color: var(--green);
  margin-top: 2px;
}

.svc-comparator__panel-cta {
  margin-top: 0.5rem;
}

@media (max-width: 768px) {
  .svc-comparator__panel-content {
    grid-template-columns: 1fr;
  }
  .svc-comparator__panel-phone {
    position: static;
    max-width: 280px;
    margin: 0 auto;
  }
  .svc-comparator__panels { min-height: auto; }
  .svc-comparator__panel {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
    display: none;
  }
  .svc-comparator__panel[data-active] { display: block; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .svc-comparator__panel { transition: none; }
}