/* Animaciones y efectos para la vista principal - Solo CSS */

/* Animación de entrada escalonada para las tarjetas */
.card {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.6s ease-out forwards;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform, opacity;
  backface-visibility: hidden;
}

.card:nth-child(1) { animation-delay: 0.1s; }
.card:nth-child(2) { animation-delay: 0.2s; }
.card:nth-child(3) { animation-delay: 0.3s; }
.card:nth-child(4) { animation-delay: 0.4s; }
.card:nth-child(5) { animation-delay: 0.5s; }
.card:nth-child(6) { animation-delay: 0.6s; }

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Efectos hover mejorados para tarjetas */
.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  border-color: #007bff;
}

.card:hover .card-img-top {
  transform: scale(1.05);
}

.card-img-top {
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
  will-change: transform;
}

/* Efectos de brillo en hover para tarjetas */
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.5s ease;
  z-index: 2;
  pointer-events: none;
}

.card:hover::before {
  left: 100%;
}

/* Efecto de brillo radial en hover */
.card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at var(--mouse-x, center) var(--mouse-y, center), 
              rgba(255, 255, 255, 0.1) 0%, 
              transparent 50%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 1;
}

.card:hover::after {
  opacity: 1;
}

/* Animación del botón con efectos de ripple */
.btn-primary {
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  transform: translateZ(0);
  will-change: transform;
}

.btn-primary:hover {
  transform: translateY(-2px) translateZ(0);
  box-shadow: 0 8px 25px rgba(0, 123, 255, 0.3);
}

.btn-primary:active {
  transform: translateY(0) translateZ(0);
}

/* Efecto ripple en botones */
.btn-primary::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-primary:active::before {
  width: 300px;
  height: 300px;
}

/* Animación del progreso con efectos de brillo */
.progress {
  overflow: hidden;
  background: rgba(0, 123, 255, 0.1);
  transition: all 0.3s ease;
}

.progress-bar {
  position: relative;
  background: linear-gradient(90deg, #007bff, #0056b3);
  transition: width 2.5s cubic-bezier(0.4, 0, 0.2, 1);
  animation: progressGlow 2s ease-in-out infinite alternate;
  will-change: width, box-shadow;
}

@keyframes progressGlow {
  from { box-shadow: 0 0 5px rgba(0, 123, 255, 0.5); }
  to { box-shadow: 0 0 15px rgba(0, 123, 255, 0.8); }
}

/* Efecto hover para barras de progreso */
.progress:hover .progress-bar {
  animation: progressPulse 1s ease-in-out infinite alternate;
}

@keyframes progressPulse {
  from { box-shadow: 0 0 5px rgba(0, 123, 255, 0.5); }
  to { box-shadow: 0 0 20px rgba(0, 123, 255, 0.8); }
}

/* Animación del título principal */
h1 {
  opacity: 0;
  animation: slideInLeft 0.8s ease-out 0.3s forwards;
  will-change: opacity, transform;
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Efectos para imágenes con transiciones suaves */
.card-img-top {
  position: relative;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-img-top::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1));
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.card:hover .card-img-top::after {
  opacity: 1;
}

/* Animación de skeleton loader */
.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Efectos de estado para tarjetas con badges */
.card.badge-new {
  position: relative;
}

.card.badge-new::before {
  content: 'NUEVA';
  position: absolute;
  top: 10px;
  right: 10px;
  background: linear-gradient(45deg, #ff6b6b, #ee5a24);
  color: white;
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: bold;
  z-index: 10;
  animation: pulse 2s infinite;
  will-change: transform;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

/* Animación para mensajes vacíos */
.empty-state {
  opacity: 0;
  animation: fadeIn 1s ease-out 0.8s forwards;
}

@keyframes fadeIn {
  to { opacity: 1; }
}

/* Efectos de transición suaves para el cuerpo de las tarjetas */
.card-body {
  transition: all 0.3s ease;
  will-change: background;
}

.card:hover .card-body {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(248, 249, 250, 0.95));
}

/* Solución para mantener contraste en fecha de sorteo y barra de progreso */
.card:hover .card-text:last-of-type {
  color: #495057 !important;
  font-weight: 600;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
}

.card:hover .progress {
  background: rgba(0, 123, 255, 0.2);
  border: 1px solid rgba(0, 123, 255, 0.3);
}

.card:hover .progress-bar {
  background: linear-gradient(90deg, #0056b3, #004085);
  box-shadow: 0 0 10px rgba(0, 123, 255, 0.6);
}

/* Animación para precios con efectos de hover */
.card-text:first-of-type {
  font-weight: 600;
  color: #28a745;
  transition: all 0.3s ease;
  will-change: transform, color;
}

.card:hover .card-text:first-of-type {
  transform: scale(1.05);
  color: #20c997;
}

/* Efectos de hover para el título de las tarjetas */
.card-title {
  transition: color 0.3s ease;
  will-change: color;
}

.card:hover .card-title {
  color: #007bff;
}

/* Efectos de hover para botones generales */
.btn {
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  will-change: transform, box-shadow;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Efectos de hover para enlaces */
a {
  transition: all 0.3s ease;
  will-change: color, transform;
}

a:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

/* Efectos de hover para la navbar */
.navbar-brand {
  transition: transform 0.3s ease;
  will-change: transform;
}

.navbar-brand:hover {
  transform: scale(1.05);
}

/* Efectos de hover para el toggle de tema */
#theme-toggle {
  transition: transform 0.5s ease;
  will-change: transform;
}

#theme-toggle:hover {
  transform: rotate(180deg);
}

/* Efectos de hover para dropdowns */
.dropdown-item {
  transition: all 0.3s ease;
  will-change: background, color, transform;
}

.dropdown-item:hover {
  background: linear-gradient(90deg, #007bff, #0056b3);
  color: white;
  transform: translateX(5px);
}

/* Efectos de hover para alertas */
.alert {
  transition: all 0.3s ease;
  will-change: transform, box-shadow;
}

.alert:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Responsive animations */
@media (max-width: 768px) {
  .card {
    animation-delay: 0.1s !important;
  }
  
  .card:hover {
    transform: translateY(-4px);
  }
  
  .btn:hover {
    transform: translateY(-1px);
  }
}

/* Optimización de rendimiento para elementos animados */
.card, .btn, .progress-bar, .card-img-top, .card-title, .card-text {
  will-change: transform, opacity, box-shadow, background;
  backface-visibility: hidden;
  transform: translateZ(0);
}

/* Efectos de entrada para elementos que aparecen en scroll */
.fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

.fade-out {
  animation: fadeOut 0.3s ease-out forwards;
}

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

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

/* Efectos de scroll para elementos */
.in-view {
  animation: slideInFromBottom 0.8s ease-out forwards;
}

@keyframes slideInFromBottom {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}