/* ============================================================ */
/* BLOQUE: REVIEWS COVERFLOW 3D v4.0                            */
/* Coverflow 3D con perspectiva real (estilo sitio modelo):     */
/* 5 tarjetas visibles — centro nítido con glow neón, ±1        */
/* giradas rotateY hundidas en profundidad, ±2 casi fantasma.   */
/* Posiciones las controla carousel3d.js vía clases.            */
/* ============================================================ */

.reviews { overflow: hidden; }

.reviews__stage {
  position: relative;
  height: 540px;
  margin: var(--space-2xl) 0 var(--space-sm);
  perspective: 1500px;
  perspective-origin: 50% 42%;
}

/* Resplandor ambiental detrás de las tarjetas */
.reviews__stage::before {
  content: '';
  position: absolute;
  inset: 8% 12%;
  background:
    radial-gradient(ellipse at 50% 60%, rgba(255, 59, 48, 0.10), transparent 62%),
    radial-gradient(ellipse at 50% 38%, rgba(0, 229, 255, 0.09), transparent 65%);
  pointer-events: none;
}

.reviews__ring {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
}

/* --- Tarjeta base: todas apiladas en el centro, ocultas --- */
.review-card {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(400px, 84vw);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-sm);
  padding: var(--space-2xl) var(--space-lg) var(--space-xl);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translate(-50%, -50%) translateZ(-600px) scale(0.6);
  pointer-events: none;
  backface-visibility: hidden;
  transition: transform 0.75s cubic-bezier(0.22, 0.61, 0.36, 1),
              opacity 0.75s ease, filter 0.75s ease, box-shadow 0.75s ease;
  will-change: transform, opacity;
}

/* --- Centro: al frente, nítida, borde degradado + glow dual --- */
.review-card--center {
  opacity: 1;
  transform: translate(-50%, -50%) translateZ(40px) rotateY(0deg);
  z-index: 5;
  border: 1px solid transparent;
  background:
    linear-gradient(var(--bg-elevated), var(--bg-elevated)) padding-box,
    linear-gradient(135deg, rgba(255, 59, 48, 0.9), rgba(0, 229, 255, 0.9)) border-box;
  box-shadow:
    0 0 46px rgba(255, 59, 48, 0.24),
    0 0 86px rgba(0, 229, 255, 0.13),
    var(--shadow-md);
}

/* --- ±1: giradas en 3D mirando al centro, hundidas atrás --- */
.review-card--side-left,
.review-card--side-right {
  opacity: 0.5;
  filter: blur(1px) saturate(0.8) brightness(0.75);
  z-index: 4;
  cursor: pointer;
}

.review-card--side-left  { transform: translate(-50%, -50%) translateX(-64%) translateZ(-240px) rotateY(46deg); }
.review-card--side-right { transform: translate(-50%, -50%) translateX(64%)  translateZ(-240px) rotateY(-46deg); }

.review-card--side-left:hover,
.review-card--side-right:hover {
  opacity: 0.72;
  filter: blur(0.5px) saturate(0.9) brightness(0.85);
}

/* --- ±2: casi fantasmas en los extremos, más atrás aún --- */
.review-card--side-left-2,
.review-card--side-right-2 {
  opacity: 0.2;
  filter: blur(2.5px) saturate(0.6) brightness(0.55);
  z-index: 3;
}

.review-card--side-left-2  { transform: translate(-50%, -50%) translateX(-116%) translateZ(-460px) rotateY(56deg); }
.review-card--side-right-2 { transform: translate(-50%, -50%) translateX(116%)  translateZ(-460px) rotateY(-56deg); }

/* --- Pill de la herramienta (centro superior de la tarjeta) --- */
.review-card__tag {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -50%);
  white-space: nowrap;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  background: rgba(20, 20, 22, 0.95);
  border: 1px solid rgba(0, 229, 255, 0.35);
  color: #7DF9FF;
  box-shadow: 0 0 12px rgba(0, 229, 255, 0.12);
}

.review-card--center .review-card__tag {
  border-color: rgba(0, 229, 255, 0.65);
  box-shadow:
    0 0 18px rgba(0, 229, 255, 0.4),
    0 0 40px rgba(0, 229, 255, 0.15);
}

/* --- Cara --- */
.review-card__face {
  width: 88px;
  height: 88px;
  border-radius: var(--radius-full);
  border: 2px solid var(--accent-primary);
  object-fit: cover;
  background: var(--bg-secondary);
  margin-top: var(--space-xs);
}

/* La cara de la tarjeta central se enciende en cian */
.review-card--center .review-card__face {
  border-color: rgba(0, 229, 255, 0.9);
  box-shadow: 0 0 22px rgba(0, 229, 255, 0.5);
}

/* --- Estrellas --- */
.review-card__stars {
  color: var(--warning);
  font-size: var(--text-lg);
  letter-spacing: 0.15em;
}

.review-card--center .review-card__stars {
  text-shadow: 0 0 14px rgba(255, 193, 7, 0.55);
}

/* --- Texto --- */
.review-card__text {
  font-size: 0.97rem;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
}

.review-card--center .review-card__text { color: var(--text-primary); }

.review-card__author {
  font-size: var(--text-xs);
  color: var(--text-muted);
  line-height: 1.5;
}

.review-card__author strong {
  display: block;
  font-size: var(--text-sm);
  color: var(--text-primary);
}

/* --- Flechas con neón cian --- */
.reviews__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(0, 229, 255, 0.35);
  background: rgba(26, 26, 26, 0.85);
  backdrop-filter: blur(8px);
  color: var(--text-primary);
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 0 16px rgba(0, 229, 255, 0.08);
  transition: background var(--transition-fast), border-color var(--transition-fast),
              color var(--transition-fast), box-shadow var(--transition-fast),
              transform var(--transition-fast);
}

.reviews__arrow:hover {
  background: rgba(0, 229, 255, 0.10);
  border-color: #00E5FF;
  color: #7DF9FF;
  box-shadow: 0 0 28px rgba(0, 229, 255, 0.35);
  transform: translateY(-50%) scale(1.08);
}

.reviews__arrow--prev { left: var(--space-lg); }
.reviews__arrow--next { right: var(--space-lg); }

/* --- Dots neón debajo de las tarjetas --- */
.reviews__dots {
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: 9px;
  align-items: center;
}

.reviews__dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.22);
  cursor: pointer;
  transition: background var(--transition-fast), width var(--transition-fast),
              box-shadow var(--transition-fast);
}

.reviews__dot:hover { background: rgba(0, 229, 255, 0.55); }

.reviews__dot--active {
  width: 24px;
  background: #00E5FF;
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.8), 0 0 24px rgba(0, 229, 255, 0.35);
}

.reviews__disclaimer {
  position: relative;
  z-index: 2;
  max-width: 640px;
  margin: var(--space-xl) auto 0;
  text-align: center;
  font-size: var(--text-xs);
  line-height: 1.6;
}

@media (max-width: 767px) {
  .reviews__stage { height: 560px; perspective: 1100px; }
  .reviews__stage::before { inset: 6% 2%; }
  /* En móvil: las ±1 se asoman giradas, las ±2 se esconden */
  .review-card--side-left  { transform: translate(-50%, -50%) translateX(-56%) translateZ(-300px) rotateY(52deg); opacity: 0.32; }
  .review-card--side-right { transform: translate(-50%, -50%) translateX(56%)  translateZ(-300px) rotateY(-52deg); opacity: 0.32; }
  .review-card--side-left-2,
  .review-card--side-right-2 { opacity: 0; }
  .reviews__arrow--prev { left: var(--space-xs); }
  .reviews__arrow--next { right: var(--space-xs); }
  .reviews__arrow { width: 44px; height: 44px; font-size: 1.4rem; }
}

@media (prefers-reduced-motion: reduce) {
  .review-card { transition: none; }
}