/**
 * perfect-triad.css — Estilos de la Triada Perfecta
 * (replica de perfect-triad-section.component.tsx).
 *
 * Depende de: tokens.css. Las entradas whileInView usan el utilitario
 * inview.js (.is-inview sobre [data-lm-inview]); el stagger de las tarjetas
 * (delay index*0.2 del TSX) se resuelve con nth-child.
 */

/* ==========================================================================
   Sección y contenedor
   ========================================================================== */
.lm-triad {
  position: relative;
  overflow: hidden;
  padding: 5rem 2rem; /* py-20 + px-8 */
}
.lm-triad__container {
  width: 100%;
  max-width: 1380px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
}

/* ==========================================================================
   Título
   ========================================================================== */
.lm-triad__title {
  width: 100%;
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 400;
  text-align: center;
  font-size: 8vw; /* base mobile (el TSX solo definía 4cqw/lg:5.2cqw) */
  color: var(--tertiary);
  text-transform: uppercase;
  letter-spacing: 0.025em; /* tracking-wide */
  line-height: 1; /* leading-none */
}

/* ==========================================================================
   Grid de tarjetas
   (El TSX era flex-row siempre; en mobile se apila — adaptación propia.)
   ========================================================================== */
.lm-triad__grid {
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: stretch;
  align-items: center;
  gap: 3rem;
}

.lm-triad__card {
  flex: 1;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 2rem; /* gap-8 */
}

/* --- Imagen con zoom al hover --- */
.lm-triad__figure {
  position: relative;
  width: 100%;
  min-height: 16rem; /* min-h-64 */
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lm-triad__zoom {
  position: relative;
  z-index: 10;
  width: 100%;
  height: 100%;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1); /* ≈ spring 300 */
}
.lm-triad__zoom:hover {
  transform: scale(1.05);
}
.lm-triad__picture {
  display: block;
  position: relative;
  width: 450px;
  height: 450px;
  max-width: 100%;
  max-height: 100%;
  margin: 0 auto;
  background: transparent;
}
.lm-triad__picture img {
  display: block;
  width: 100%;
  height: 100%;
  margin: auto;
  object-fit: cover;
  object-position: center;
  filter: drop-shadow(0 20px 20px rgba(0, 0, 0, 0.15));
}

/* --- Textos --- */
.lm-triad__name {
  margin: 0 0 0.75rem; /* mb-3 */
  font-family: var(--font-text);
  font-size: 1.875rem; /* text-3xl */
  font-weight: 900; /* font-black */
  letter-spacing: 0.05em; /* tracking-wider */
  text-transform: uppercase;
  color: var(--on-background);
}

.lm-triad__desc {
  margin: 0 auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; /* font-mono */
  font-size: 1.125rem; /* text-lg */
  font-weight: 500;
  line-height: 1.625; /* leading-relaxed */
  color: var(--on-surface-variant);
  min-height: 4rem; /* min-h-16 */
  padding: 0 1rem; /* px-4 */
  max-width: 28rem; /* max-w-md */
}

.lm-triad__price {
  font-family: var(--font-text);
  font-size: 0.875rem; /* text-sm */
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.025em; /* tracking-tight */
  color: var(--on-background);
}
.lm-triad__price-value {
  color: var(--secondary);
}

/* ==========================================================================
   CTA
   ========================================================================== */
.lm-triad__actions {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 4rem 0; /* my-16 */
}
.lm-triad__cta {
  padding: 0 2rem; /* px-8 */
  height: 3.5rem; /* h-14 */
  background: var(--tertiary);
  color: var(--on-tertiary);
  font-family: var(--font-text);
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 9999px;
  border: 1px solid transparent; /* reserva el borde del hover (sin salto) */
  cursor: pointer;
  transition:
    background 0.3s ease,
    color 0.3s ease,
    border-color 0.3s ease;
}
.lm-triad__cta:hover {
  background: var(--on-tertiary);
  color: var(--tertiary);
  border-color: var(--tertiary);
}

/* ==========================================================================
   Entradas whileInView (título y tarjetas con stagger)
   ========================================================================== */
.lm-triad__title[data-lm-inview] {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}
.lm-triad__card[data-lm-inview] {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}
/* delay: index * 0.2s del TSX */
.lm-triad__card[data-lm-inview]:nth-child(2) {
  transition-delay: 0.2s;
}
.lm-triad__card[data-lm-inview]:nth-child(3) {
  transition-delay: 0.4s;
}
.lm-triad__title.is-inview,
.lm-triad__card.is-inview {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Breakpoints (md 768 / lg 1024)
   ========================================================================== */
@media (min-width: 768px) {
  .lm-triad__title {
    font-size: 4vw; /* text-[4cqw] */
  }
  .lm-triad__grid {
    flex-direction: row; /* fila original del TSX */
    gap: 0;
  }
  .lm-triad__figure {
    aspect-ratio: 1 / 1; /* md:aspect-square */
  }
  .lm-triad__name {
    font-size: 2.25rem; /* md:text-4xl */
  }
  .lm-triad__desc {
    font-size: 0.75rem; /* md:text-xs (así lo define el TSX) */
  }
  .lm-triad__price {
    font-size: 1rem; /* md:text-base */
  }
}

@media (min-width: 1024px) {
  .lm-triad__title {
    font-size: 5.2vw; /* lg:text-[5.2cqw] */
  }
}

/* ==========================================================================
   Accesibilidad: movimiento reducido
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  .lm-triad__title[data-lm-inview],
  .lm-triad__card[data-lm-inview] {
    transition: none;
    opacity: 1;
    transform: none;
  }
  .lm-triad__zoom {
    transition: none;
  }
}