/* ==========================================================================
   NEXURA — Componentes reutilizables (botones, cards, badges, animaciones)
   ========================================================================== */

/* ---------- Botones ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: transform var(--transition-base), box-shadow var(--transition-base), background-color var(--transition-base), border-color var(--transition-base), color var(--transition-base);
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-alt));
  color: var(--color-white);
  box-shadow: var(--shadow-neon-soft);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  box-shadow: 0 0 24px rgba(59, 76, 255, 0.55), var(--shadow-neon);
  transform: translateY(-2px);
}

.btn-outline {
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
}

.btn-outline:hover,
.btn-outline:focus-visible {
  background: rgba(0, 229, 255, 0.08);
  box-shadow: var(--shadow-neon);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: #1fae5c;
  color: var(--color-white);
}

.btn-whatsapp:hover,
.btn-whatsapp:focus-visible {
  box-shadow: 0 0 20px rgba(31, 174, 92, 0.5);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: var(--fs-body);
}

/* ---------- Secciones ---------- */

section {
  padding-block: var(--space-2xl);
}

.section-header {
  max-width: 640px;
  margin-bottom: var(--space-xl);
}

.section-header.center {
  margin-inline: auto;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.section-header h2 {
  margin-bottom: var(--space-sm);
}

/* ---------- Cards ---------- */

.card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 229, 255, 0.4);
  box-shadow: var(--shadow-neon);
}

.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  background: rgba(59, 76, 255, 0.15);
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.card-icon svg {
  width: 28px;
  height: 28px;
}

.card h3 {
  margin-bottom: var(--space-xs);
}

.card p {
  font-size: var(--fs-small);
}

/* Grid genérico para tarjetas */
.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 960px) {
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 620px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* ---------- Card destacada (Pack Total) ---------- */

.card-highlight {
  margin-top: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  background: linear-gradient(135deg, rgba(59, 76, 255, 0.16), rgba(0, 229, 255, 0.08));
  border: 1px solid rgba(0, 229, 255, 0.35);
}

.card-highlight .card-icon {
  flex-shrink: 0;
}

.card-highlight h3 {
  display: inline-block;
}

.card-highlight .badge {
  margin-bottom: var(--space-xs);
}

@media (max-width: 620px) {
  .card-highlight {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }
}

/* ---------- Badges ---------- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--fs-small);
  font-weight: 600;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 229, 255, 0.35);
  color: var(--color-accent);
  background: rgba(0, 229, 255, 0.06);
}

.badge-soon {
  border-color: var(--color-border);
  color: var(--color-text-muted);
  background: transparent;
}

/* ---------- Animaciones de scroll (reveal) ---------- */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- Texto con acento neón ---------- */

.text-accent {
  color: var(--color-accent);
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary-alt));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}