/**
 * Coupon Banner - Banner inteligente de cupón
 * Estilo dark con acentos dorados
 */

.coupon-banner {
  position: relative;
  margin: var(--spacing-lg) auto;
  max-width: 1200px;
  padding: 0 var(--spacing-md);
  overflow: hidden;
}

.coupon-banner__container {
  position: relative;
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 50%, #1a1a1a 100%);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl) var(--spacing-lg);
  border: 2px solid transparent;
  background-clip: padding-box;
  overflow: hidden;
  box-shadow: 
    0 0 40px rgba(247, 184, 1, 0.15),
    0 20px 40px rgba(0, 0, 0, 0.4);
}

/* Borde dorado animado */
.coupon-banner__container::before {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(90deg, 
    var(--color-accent), 
    #FF6B35, 
    var(--color-accent), 
    #FF6B35
  );
  background-size: 300% 100%;
  border-radius: var(--radius-xl);
  z-index: -1;
  animation: borderGlow 4s linear infinite;
}

@keyframes borderGlow {
  0% { background-position: 0% 50%; }
  100% { background-position: 300% 50%; }
}

/* Partículas/sparkles de fondo */
.coupon-banner__sparkles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.coupon-banner__sparkle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--color-accent);
  border-radius: 50%;
  opacity: 0;
  animation: sparkle 3s ease-in-out infinite;
}

.coupon-banner__sparkle:nth-child(1) { left: 10%; top: 20%; animation-delay: 0s; }
.coupon-banner__sparkle:nth-child(2) { left: 20%; top: 80%; animation-delay: 0.5s; }
.coupon-banner__sparkle:nth-child(3) { left: 80%; top: 30%; animation-delay: 1s; }
.coupon-banner__sparkle:nth-child(4) { left: 90%; top: 70%; animation-delay: 1.5s; }
.coupon-banner__sparkle:nth-child(5) { left: 50%; top: 10%; animation-delay: 2s; }
.coupon-banner__sparkle:nth-child(6) { left: 70%; top: 90%; animation-delay: 2.5s; }

@keyframes sparkle {
  0%, 100% { opacity: 0; transform: scale(0); }
  50% { opacity: 1; transform: scale(1.5); }
}

/* Contenido */
.coupon-banner__content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-lg);
  position: relative;
  z-index: 1;
}

/* Lado izquierdo - Texto */
.coupon-banner__text {
  flex: 1;
}

.coupon-banner__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, var(--color-accent), #FF6B35);
  color: #000;
  font-size: var(--font-size-xs);
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.coupon-banner__badge-icon {
  font-size: 14px;
}

.coupon-banner__title {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-weight: 800;
  color: var(--color-text);
  margin: 0 0 var(--spacing-xs);
  line-height: 1.2;
}

.coupon-banner__title span {
  color: var(--color-accent);
  text-shadow: 0 0 20px rgba(247, 184, 1, 0.5);
}

.coupon-banner__subtitle {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin: 0;
}

/* Centro - Código del cupón */
.coupon-banner__code-wrapper {
  flex-shrink: 0;
  text-align: center;
}

.coupon-banner__code-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.coupon-banner__code {
  position: relative;
  background: linear-gradient(135deg, #2a2a2a, #1a1a1a);
  border: 2px dashed var(--color-accent);
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm) var(--spacing-lg);
  cursor: pointer;
  transition: all var(--transition-base);
}

.coupon-banner__code:hover {
  transform: scale(1.05);
  box-shadow: 0 0 30px rgba(247, 184, 1, 0.3);
}

.coupon-banner__code-text {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 900;
  color: var(--color-accent);
  letter-spacing: 3px;
  font-family: 'Courier New', monospace;
  text-shadow: 0 0 10px rgba(247, 184, 1, 0.5);
}

.coupon-banner__code-copy {
  position: absolute;
  top: -8px;
  right: -8px;
  background: var(--color-success);
  color: white;
  font-size: 10px;
  padding: 4px 8px;
  border-radius: 10px;
  opacity: 0;
  transform: scale(0.8);
  transition: all var(--transition-fast);
}

.coupon-banner__code.copied .coupon-banner__code-copy {
  opacity: 1;
  transform: scale(1);
}

/* Lado derecho - CTA */
.coupon-banner__cta {
  flex-shrink: 0;
}

.coupon-banner__button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--color-accent), #FF6B35);
  color: #000;
  font-size: var(--font-size-base);
  font-weight: 700;
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all var(--transition-base);
  box-shadow: 0 4px 15px rgba(247, 184, 1, 0.3);
}

.coupon-banner__button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(247, 184, 1, 0.4);
}

.coupon-banner__button-icon {
  font-size: 18px;
}

/* Etiqueta de huella de patita */
.coupon-banner__paw {
  position: absolute;
  bottom: 15px;
  left: 15px;
  font-size: 40px;
  opacity: 0.15;
  transform: rotate(-15deg);
}

/* Términos */
.coupon-banner__terms {
  text-align: center;
  margin-top: var(--spacing-md);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  opacity: 0.7;
}

/* Botón cerrar */
.coupon-banner__close {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--color-text-secondary);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all var(--transition-fast);
  z-index: 10;
}

.coupon-banner__close:hover {
  background: rgba(255, 255, 255, 0.2);
  color: var(--color-text);
}

/* Estado oculto */
.coupon-banner--hidden {
  display: none;
}

/* Animación de entrada */
.coupon-banner--animate-in {
  animation: bannerSlideIn 0.6s ease-out;
}

@keyframes bannerSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive */
@media (max-width: 900px) {
  .coupon-banner__content {
    flex-direction: column;
    text-align: center;
  }
  
  .coupon-banner__text {
    order: 1;
  }
  
  .coupon-banner__code-wrapper {
    order: 2;
  }
  
  .coupon-banner__cta {
    order: 3;
    width: 100%;
  }
  
  .coupon-banner__button {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .coupon-banner__container {
    padding: var(--spacing-lg) var(--spacing-md);
  }
  
  .coupon-banner__code {
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  .coupon-banner__paw {
    display: none;
  }
}