/* =============================================
    BIBLIOTECA DE PECES
   ============================================= */

/* CSS Custom Properties */
:root {
  /* Colores principales */
  --primary-color: #2c5aa0;
  --primary-dark: #1e3a5f;
  --primary-light: #e3f2fd;
  --secondary-color: #667eea;
  --accent-color: #764ba2;

  /* Colores de texto */
  --text-dark: #2c3e50;
  --text-muted: #6c757d;
  --text-light: #ffffff;

  /* Backgrounds */
  --bg-white: #ffffff;
  --bg-light: #f8f9fa;
  --bg-dark: #343a40;

  /* Bordes y sombras */
  --border-color: #e9ecef;
  --border-radius: 12px;
  --border-radius-sm: 8px;
  --border-radius-lg: 16px;

  /* Sombras */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 15px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 25px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.3);

  /* Transiciones */
  --transition: all 0.3s ease;
  --transition-fast: all 0.15s ease;
  --transition-slow: all 0.5s ease;

  /* Espaciado */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;
}

/* =============================================
     RESET Y BASE
     ============================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
}

.biblioteca-page {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--bg-light);
}

/* =============================================
     LOADER MEJORADO
     ============================================= */
.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(5px);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.loader.show {
  display: flex;
  opacity: 1;
}

.spinner-container {
  text-align: center;
  animation: fadeInUp 0.5s ease-out;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid var(--border-color);
  border-top: 4px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto var(--spacing-md);
}

.loading-text {
  color: var(--text-muted);
  font-weight: 500;
  margin: 0;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

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

/* =============================================
     PAGE TITLE MEJORADO
     ============================================= */
.page-title {
  position: relative;
  overflow: hidden;
}

.page-title::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 1;
}

.page-title .container {
  position: relative;
  z-index: 2;
}

.page-subtitle {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-top: var(--spacing-sm);
  font-weight: 400;
}

/* =============================================
     CONTROLES DE LA BIBLIOTECA
     ============================================= */
.library-controls {
  background: var(--bg-white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--spacing-xl);
}

.results-info {
  color: var(--text-muted);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.results-info::before {
  content: '📊';
  font-size: 1.2rem;
}

.sort-controls .form-select {
  border-color: var(--border-color);
  color: var(--text-dark);
  font-weight: 500;
}

.sort-controls .form-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(44, 90, 160, 0.25);
}

/* =============================================
     GRID DE PECES OPTIMIZADO
     ============================================= */
.fish-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin: var(--spacing-xl) 0;
}

.fish-card {
  background: var(--bg-white);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.fish-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.fish-card:focus-visible {
  outline: 3px solid var(--primary-color);
  outline-offset: 2px;
}

.fish-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  transform: scaleX(0);
  transition: transform 0.3s ease;
  z-index: 1;
}

.fish-card:hover::before {
  transform: scaleX(1);
}

/* Imagen del card */
.fish-card .card-img-top {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: var(--bg-light);
  transition: var(--transition);
}

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

/* Contenido del card */
.fish-card .card-body {
  padding: var(--spacing-lg);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.fish-card .card-body h5 {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  font-size: 1.1rem;
}

.fish-card .card-body .text-muted {
  font-style: italic;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 0;
}

/* =============================================
     MODAL MEJORADO
     ============================================= */
.modal .modal-dialog {
  max-width: 1100px;
  width: 95%;
  margin: 1rem auto;
}

.modal .modal-content {
  border: none;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: scale(0.8) translateY(20px);
  }

  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* Header del modal */
.modal .modal-header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: var(--text-light);
  border: none;
  padding: var(--spacing-xl);
  position: relative;
  text-align: center;
}

.modal .modal-title {
  font-weight: 700;
  font-size: 1.5rem;
  margin: 0;
  width: 100%;
}

.modal .modal-header .btn-close {
  filter: invert(1);
  opacity: 0.8;
  transition: var(--transition);
  margin: 0;
}

.modal .modal-header .btn-close:hover {
  opacity: 1;
  transform: scale(1.1);
}

/* Body del modal */
.modal .modal-body {
  padding: 0;
  background: var(--bg-light);
}

/* Sección de imagen del modal */
.fish-image-section {
  background: var(--bg-white);
  padding: var(--spacing-lg);
  text-align: center;
  border-bottom: 3px solid var(--border-color);
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.fish-image-section .fish-image {
  width: 95%;
  max-width: 700px;
  height: auto;
  max-height: 400px;
  min-height: 200px;
  object-fit: contain;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  background-color: var(--bg-light);
}

.fish-image-section .fish-image:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-lg);
}

/* =============================================
     SWIPER INTEGRADO
     ============================================= */
.modal .swiper {
  width: 100%;
  height: 450px;
  background: var(--bg-white);
}

.modal .swiper-wrapper {
  align-items: center;
}

.modal .swiper-slide {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  padding: var(--spacing-md);
}

.modal .swiper-slide img {
  width: 90% !important;
  max-width: 700px !important;
  height: auto !important;
  max-height: 400px !important;
  min-height: 200px !important;
  object-fit: contain !important;
  border-radius: var(--border-radius) !important;
  box-shadow: var(--shadow-md) !important;
  transition: var(--transition) !important;
  background-color: var(--bg-light) !important;
}

.modal .swiper-slide img:hover {
  transform: scale(1.02);
}

/* Controles de Swiper personalizados */
.modal .swiper-pagination-bullet {
  background: var(--primary-color);
  opacity: 0.5;
  width: 12px;
  height: 12px;
}

.modal .swiper-pagination-bullet-active {
  opacity: 1;
  transform: scale(1.2);
}

.modal .swiper-button-next,
.modal .swiper-button-prev {
  color: var(--primary-color);
  background: var(--bg-white);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.modal .swiper-button-next:hover,
.modal .swiper-button-prev:hover {
  background: var(--primary-color);
  color: var(--text-light);
  transform: scale(1.1);
}

/* YouTube container integrado */
.youtube-container {
  position: relative;
  width: 90%;
  max-width: 700px;
  height: 350px;
  margin: 0 auto;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: #000;
}

.youtube-thumbnail {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.youtube-container:hover .youtube-thumbnail {
  filter: brightness(0.8);
}

.pulsating-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background: rgba(255, 0, 0, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  border: 3px solid rgba(255, 255, 255, 0.8);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 0, 0, 0.7);
  }

  70% {
    box-shadow: 0 0 0 15px rgba(255, 0, 0, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(255, 0, 0, 0);
  }
}

.pulsating-play-btn:hover {
  background: rgba(255, 0, 0, 1);
  transform: translate(-50%, -50%) scale(1.1);
  animation: none;
}

.pulsating-play-btn i {
  font-size: 32px;
  color: white;
  margin-left: 4px;
}

/* =============================================
     INFORMACIÓN DEL PEZ
     ============================================= */
.fish-info-section {
  padding: 0;
  background: var(--bg-white);
}

.fish-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 400px;
}

/* Columna izquierda - Info básica */
.fish-basic-info {
  padding: var(--spacing-xl);
  background: var(--bg-light);
  border-right: 3px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

/* Columna derecha - Descripción */
.fish-description {
  padding: var(--spacing-xl);
  background: var(--bg-white);
  display: flex;
  flex-direction: column;
}

/* Nombres del pez */
.fish-names {
  background: var(--bg-white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.fish-names h4 {
  color: var(--primary-color);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  font-size: 1.3rem;
}

.fish-names p {
  color: var(--text-muted);
  font-style: italic;
  margin: 0;
  font-size: 1rem;
}

/* Items de información */
.info-item {
  background: var(--bg-white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.info-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
  opacity: 0;
  transition: var(--transition);
}

.info-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.info-item:hover::before {
  opacity: 1;
}

.info-item h6 {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.info-item p {
  margin: 0;
  line-height: 1.6;
  color: var(--text-dark);
}

/* Descripción específica */
.fish-description h6 {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: var(--spacing-sm);
}

.fish-description p {
  margin: 0;
  line-height: 1.7;
  color: var(--text-dark);
  text-align: justify;
  flex-grow: 1;
}

/* Enlaces externos */
.external-links {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-top: var(--spacing-md);
}

.external-links .btn {
  border-radius: 25px;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-weight: 500;
  transition: var(--transition);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.875rem;
}

.external-links .btn-outline-primary {
  border-color: var(--primary-color);
  color: var(--primary-color);
  background: transparent;
}

.external-links .btn-outline-primary:hover {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(44, 90, 160, 0.3);
}

/* Footer del modal */
.modal .modal-footer {
  background: var(--bg-light);
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-lg) var(--spacing-xl);
}

.modal .modal-footer .btn {
  border-radius: var(--border-radius);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* =============================================
     ESTADOS (ERROR, VACÍO) - SIN ESPACIO BLANCO
     ============================================= */

.empty-state,
.error-state {
  text-align: center;
  padding: var(--spacing-xxl);
  max-width: 500px;
  margin: var(--spacing-xl) auto;
  display: none;
  /* Ocultos por defecto */
  min-height: 400px;
  /* Solo cuando se muestran */
  align-items: center;
  justify-content: center;
  flex-direction: column;
}

/* Cuando están visibles */
.empty-state.show,
.error-state.show {
  display: flex;
}

.state-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-lg);
  color: var(--primary-color);
  opacity: 0.7;
}

.state-icon.error {
  color: #dc3545;
}

.empty-state h3,
.error-state h3 {
  color: var(--text-dark);
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.empty-state p,
.error-state p {
  color: var(--text-muted);
  margin-bottom: var(--spacing-lg);
  font-size: 1.1rem;
}

.error-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.error-actions .btn {
  border-radius: var(--border-radius);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  border: 2px solid;
  transition: var(--transition);
}

.btn-primary {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-light);
}

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
}

.btn-outline-secondary {
  background: transparent;
  border-color: var(--text-muted);
  color: var(--text-muted);
}

.btn-outline-secondary:hover {
  background: var(--text-muted);
  color: var(--text-light);
}

/* =============================================
     PAGINACIÓN MEJORADA
     ============================================= */
.pagination-container {
  margin: var(--spacing-xxl) 0;
  padding: var(--spacing-xl) 0;
}

.pagination {
  background: var(--bg-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-lg) var(--spacing-xl);
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  animation: fadeInUp 0.5s ease-out;

  /* Variables Bootstrap personalizadas */
  --bs-pagination-padding-x: 12px;
  --bs-pagination-padding-y: 8px;
  --bs-pagination-font-size: 14px;
  --bs-pagination-color: var(--primary-color);
  --bs-pagination-bg: var(--bg-white);
  --bs-pagination-border-width: 2px;
  --bs-pagination-border-color: var(--border-color);
  --bs-pagination-border-radius: var(--border-radius-sm);
  --bs-pagination-hover-color: var(--text-light);
  --bs-pagination-hover-bg: var(--primary-color);
  --bs-pagination-hover-border-color: var(--primary-color);
  --bs-pagination-focus-color: var(--primary-color);
  --bs-pagination-focus-bg: var(--primary-light);
  --bs-pagination-focus-border-color: var(--primary-color);
  --bs-pagination-active-color: var(--text-light);
  --bs-pagination-active-bg: var(--primary-color);
  --bs-pagination-active-border-color: var(--primary-color);
  --bs-pagination-disabled-color: var(--text-muted);
  --bs-pagination-disabled-bg: var(--bg-light);
  --bs-pagination-disabled-border-color: var(--border-color);
}

.pagination .page-item {
  margin: 0;
}

.pagination .page-link {
  min-width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  text-decoration: none;
  border-radius: var(--border-radius-sm) !important;
}

/* Efecto de gradiente deslizante */
.pagination .page-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(44, 90, 160, 0.1), transparent);
  transition: left 0.5s;
  z-index: 1;
}

.pagination .page-link:hover::before {
  left: 100%;
}

.pagination .page-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(44, 90, 160, 0.2);
}

/* Estado activo */
.pagination .page-item.active .page-link {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-color: var(--primary-color);
  box-shadow: 0 4px 15px rgba(44, 90, 160, 0.3);
  color: var(--text-light);
}

.pagination .page-item.active .page-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(44, 90, 160, 0.4);
}

/* Estado deshabilitado */
.pagination .page-item.disabled .page-link {
  cursor: not-allowed;
  opacity: 0.5;
}

.pagination .page-item.disabled .page-link:hover {
  transform: none;
  box-shadow: none;
}

/* Botones prev/next */
.pagination .page-link[data-page*="prev"],
.pagination .page-link[data-page*="next"] {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: 25px;
  font-weight: 500;
  gap: var(--spacing-xs);
}

/* Puntos suspensivos */
.pagination .page-item span.page-link {
  border: none;
  background: transparent;
  color: var(--primary-color);
  font-weight: bold;
  cursor: default;
}

.pagination .page-item span.page-link:hover {
  background: transparent;
  transform: none;
  box-shadow: none;
}

/* =============================================
     RESPONSIVE DESIGN
     ============================================= */

/* Tablet - 2 columnas */
@media (max-width: 768px) {
  .fish-grid {
    grid-template-columns: repeat(2, 1fr);
    /* 2 columnas en tablet */
    gap: var(--spacing-lg);
    max-width: 800px;
  }

  .library-controls {
    padding: var(--spacing-lg);
  }

  .library-controls .row>* {
    margin-bottom: var(--spacing-md);
  }

  .modal .modal-dialog {
    max-width: 95%;
    margin: 0.5rem;
  }

  .fish-info-grid {
    grid-template-columns: 1fr;
  }

  .fish-basic-info {
    border-right: none;
    border-bottom: 3px solid var(--border-color);
  }

  .fish-basic-info,
  .fish-description {
    padding: var(--spacing-lg);
  }

  .fish-image-section {
    min-height: 300px;
    padding: var(--spacing-md);
  }

  .fish-image-section .fish-image {
    max-height: 300px;
  }

  .pagination {
    padding: var(--spacing-md) var(--spacing-lg);
    gap: var(--spacing-xs);
    flex-wrap: wrap;
  }

  .pagination .page-link {
    min-width: 36px;
    height: 36px;
    font-size: 12px;
  }

  .youtube-container {
    height: 250px;
  }

  .pulsating-play-btn {
    width: 60px;
    height: 60px;
  }

  .pulsating-play-btn i {
    font-size: 24px;
  }
}

/* Móvil - 1 columna */
@media (max-width: 576px) {
  .fish-grid {
    grid-template-columns: 1fr;
    /* 1 columna en móvil */
    gap: var(--spacing-md);
    max-width: 400px;
  }

  .library-controls {
    padding: var(--spacing-md);
  }

  .results-info {
    font-size: 0.875rem;
  }

  .fish-card .card-body {
    padding: var(--spacing-md);
  }

  .modal .modal-dialog {
    margin: 0.25rem;
  }

  .modal .modal-header {
    padding: var(--spacing-lg);
  }

  .modal .modal-title {
    font-size: 1.25rem;
  }

  .fish-basic-info,
  .fish-description {
    padding: var(--spacing-md);
  }

  .fish-image-section {
    min-height: 250px;
    padding: var(--spacing-sm);
  }

  .fish-image-section .fish-image {
    max-height: 250px;
    width: 98%;
  }

  .info-item {
    padding: var(--spacing-md);
  }

  .fish-names {
    padding: var(--spacing-md);
  }

  .fish-names h4 {
    font-size: 1.1rem;
  }

  .external-links {
    gap: var(--spacing-xs);
  }

  .external-links .btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.8rem;
  }

  .pagination {
    padding: var(--spacing-sm) var(--spacing-md);
    gap: 2px;
  }

  .pagination .page-link {
    min-width: 32px;
    height: 32px;
    font-size: 11px;
    padding: var(--spacing-xs);
  }

  .pagination .page-link[data-page*="prev"],
  .pagination .page-link[data-page*="next"] {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 10px;
  }

  .state-container {
    min-height: 300px;
  }

  .empty-state,
  .error-state {
    padding: var(--spacing-xl);
  }

  .state-icon {
    font-size: 3rem;
  }

  .error-actions {
    flex-direction: column;
    align-items: center;
  }

  .error-actions .btn {
    width: 100%;
    max-width: 200px;
  }

  .youtube-container {
    height: 200px;
    width: 98%;
  }

  .pulsating-play-btn {
    width: 50px;
    height: 50px;
  }

  .pulsating-play-btn i {
    font-size: 20px;
  }
}

/* Pantallas muy pequeñas */
@media (max-width: 480px) {
  .fish-card .card-img-top {
    height: 150px;
  }

  .fish-names h4 {
    font-size: 1rem;
  }

  .fish-names p {
    font-size: 0.85rem;
  }

  .info-item h6 {
    font-size: 0.8rem;
  }

  .info-item p {
    font-size: 0.85rem;
  }

  .fish-description h6 {
    font-size: 0.9rem;
  }

  .fish-description p {
    font-size: 0.85rem;
    line-height: 1.5;
  }
}

/* Desktop grande - mantener 3 columnas */
@media (min-width: 1200px) {
  .fish-grid {
    grid-template-columns: repeat(3, 1fr);
    /* Mantener 3 columnas */
    gap: var(--spacing-xl);
    max-width: 1300px;
  }

  .fish-image-section {
    min-height: 500px;
    padding: var(--spacing-xl);
  }

  .fish-image-section .fish-image {
    max-width: 800px;
    max-height: 450px;
  }

  .youtube-container {
    height: 400px;
    max-width: 800px;
  }

  .pulsating-play-btn {
    width: 100px;
    height: 100px;
  }

  .pulsating-play-btn i {
    font-size: 40px;
  }
}

/* Desktop extra grande */
@media (min-width: 1400px) {
  .modal .modal-dialog {
    max-width: 1200px;
  }

  .fish-image-section {
    min-height: 550px;
  }

  .fish-image-section .fish-image {
    max-width: 900px;
    max-height: 500px;
  }

  .youtube-container {
    height: 450px;
    max-width: 900px;
  }
}

/* =============================================
     UTILIDADES
     ============================================= */
.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Animaciones adicionales */
@keyframes slideInFromLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInFromRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-slide-left {
  animation: slideInFromLeft 0.5s ease-out;
}

.animate-slide-right {
  animation: slideInFromRight 0.5s ease-out;
}

/* Focus states mejorados */
*:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
  border-radius: var(--border-radius-sm);
}

/* Print styles */
@media print {

  .modal,
  .pagination-container,
  .library-controls,
  .loader {
    display: none !important;
  }

  .fish-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: var(--spacing-md) !important;
  }

  .fish-card {
    break-inside: avoid;
    box-shadow: none !important;
    border: 1px solid var(--border-color) !important;
  }
}

/* =============================================
   SPEECH SYNTHESIS CONTROLS - ESTILOS CSS
   ============================================= */
/* Agregar estos estilos al final del archivo bib.css existente */

/* Contenedor de controles de speech */
.speech-controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: linear-gradient(135deg, var(--primary-light) 0%, rgba(44, 90, 160, 0.05) 100%);
  border-radius: var(--border-radius);
  border: 1px solid rgba(44, 90, 160, 0.1);
  margin-bottom: var(--spacing-lg);
  position: relative;
  overflow: hidden;
}

.speech-controls::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  opacity: 0.3;
}

/* Botón principal de speech */
.speech-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-weight: 500;
  font-size: 0.875rem;
  border-radius: 25px;
  transition: var(--transition);
  text-decoration: none;
  border: 2px solid var(--primary-color);
  background: var(--bg-white);
  color: var(--primary-color);
  position: relative;
  overflow: hidden;
  min-width: 120px;
  justify-content: center;
}

.speech-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(44, 90, 160, 0.1), transparent);
  transition: left 0.5s;
  z-index: 1;
}

.speech-btn:hover::before {
  left: 100%;
}

.speech-btn i {
  font-size: 1rem;
  z-index: 2;
  position: relative;
}

.speech-btn .button-text {
  z-index: 2;
  position: relative;
  font-weight: 600;
}

/* Estados del botón */
.speech-btn:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(44, 90, 160, 0.3);
}

.speech-btn:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(44, 90, 160, 0.25);
}

.speech-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(44, 90, 160, 0.2);
}

/* Estado reproduciendo */
.speech-btn.playing {
  background: linear-gradient(135deg, #28a745, #20c997);
  border-color: #28a745;
  color: var(--text-light);
  animation: pulse-playing 2s infinite;
}

.speech-btn.playing:hover {
  background: linear-gradient(135deg, #218838, #1ea080);
  transform: translateY(-2px);
}

@keyframes pulse-playing {
  0% {
    box-shadow: 0 0 0 0 rgba(40, 167, 69, 0.7);
  }

  70% {
    box-shadow: 0 0 0 10px rgba(40, 167, 69, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(40, 167, 69, 0);
  }
}

/* Estado pausado */
.speech-btn.paused {
  background: linear-gradient(135deg, #ffc107, #ffca2c);
  border-color: #ffc107;
  color: #212529;
  animation: pulse-paused 1.5s infinite;
}

.speech-btn.paused:hover {
  background: linear-gradient(135deg, #e0a800, #e6ac00);
  color: #212529;
}

@keyframes pulse-paused {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.7;
  }
}

/* Estado de error */
.speech-btn.error {
  background: linear-gradient(135deg, #dc3545, #c82333);
  border-color: #dc3545;
  color: var(--text-light);
  cursor: not-allowed;
  opacity: 0.8;
}

.speech-btn.error:hover {
  background: linear-gradient(135deg, #dc3545, #c82333);
  transform: none;
  box-shadow: none;
}

/* Texto de ayuda */
.speech-controls small {
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.speech-controls small::before {
  content: '🎧';
  font-size: 1rem;
}

/* Indicador visual cuando está hablando */
.speech-btn.playing i {
  animation: bounce-icon 0.6s infinite alternate;
}

@keyframes bounce-icon {
  0% {
    transform: scale(1);
  }

  100% {
    transform: scale(1.2);
  }
}

/* Ondas de sonido animadas (opcional) */
.speech-btn.playing::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -30px;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  background: radial-gradient(circle, transparent 2px, currentColor 2px, currentColor 4px, transparent 4px);
  border-radius: 50%;
  opacity: 0.6;
  animation: sound-waves 1s infinite;
}

@keyframes sound-waves {
  0% {
    transform: translateY(-50%) scale(0.8);
    opacity: 0.8;
  }

  50% {
    transform: translateY(-50%) scale(1.2);
    opacity: 0.4;
  }

  100% {
    transform: translateY(-50%) scale(1.6);
    opacity: 0;
  }
}

/* =============================================
   RESPONSIVE DESIGN PARA SPEECH CONTROLS
   ============================================= */

/* Tablet */
@media (max-width: 768px) {
  .speech-controls {
    padding: var(--spacing-sm) var(--spacing-md);
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  .speech-btn {
    min-width: 100px;
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.8rem;
  }

  .speech-controls small {
    font-size: 0.7rem;
    align-self: center;
  }
}

/* Móvil */
@media (max-width: 576px) {
  .speech-controls {
    padding: var(--spacing-sm);
    text-align: center;
  }

  .speech-btn {
    width: 100%;
    min-width: auto;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.85rem;
  }

  .speech-btn i {
    font-size: 0.9rem;
  }

  .speech-controls small {
    font-size: 0.65rem;
    text-align: center;
    width: 100%;
  }

  /* Simplificar animaciones en móvil */
  .speech-btn.playing {
    animation: none;
  }

  .speech-btn.playing::after {
    display: none;
  }

  .speech-btn.playing i {
    animation: simple-pulse 1s infinite;
  }

  @keyframes simple-pulse {

    0%,
    100% {
      opacity: 1;
    }

    50% {
      opacity: 0.6;
    }
  }
}

/* =============================================
   ACCESIBILIDAD Y FOCUS STATES
   ============================================= */

/* Mejorar visibilidad del foco */
.speech-btn:focus-visible {
  outline: 3px solid var(--primary-color);
  outline-offset: 2px;
  border-radius: 25px;
}

/* Alto contraste */
@media (prefers-contrast: high) {
  .speech-btn {
    border-width: 3px;
    font-weight: 700;
  }

  .speech-controls {
    border-width: 2px;
    background: var(--bg-white);
  }
}

/* Reducir movimiento */
@media (prefers-reduced-motion: reduce) {

  .speech-btn,
  .speech-btn::before,
  .speech-btn i {
    animation: none !important;
    transition: none !important;
  }

  .speech-btn:hover {
    transform: none;
  }

  .speech-btn.playing {
    background: #28a745;
  }

  .speech-btn.paused {
    background: #ffc107;
  }
}

/* =============================================
   ESTADOS ADICIONALES
   ============================================= */

/* Cargando voces */
.speech-btn.loading {
  background: linear-gradient(135deg, var(--text-muted), #adb5bd);
  border-color: var(--text-muted);
  color: var(--text-light);
  cursor: wait;
}

.speech-btn.loading i {
  animation: spin 1s linear infinite;
}

/* No soportado */
.speech-btn.not-supported {
  background: #f8f9fa;
  border-color: #dee2e6;
  color: var(--text-muted);
  cursor: not-allowed;
  opacity: 0.6;
}

.speech-btn.not-supported:hover {
  background: #f8f9fa;
  transform: none;
  box-shadow: none;
}

/* =============================================
   INTEGRACIÓN CON TEMA OSCURO (OPCIONAL)
   ============================================= */

@media (prefers-color-scheme: dark) {
  .speech-controls {
    background: linear-gradient(135deg, rgba(44, 90, 160, 0.1) 0%, rgba(44, 90, 160, 0.05) 100%);
    border-color: rgba(44, 90, 160, 0.2);
  }

  .speech-btn {
    background: #2d3748;
    border-color: var(--primary-color);
    color: var(--primary-color);
  }

  .speech-btn:hover {
    background: var(--primary-color);
    color: white;
  }

  .speech-controls small {
    color: #a0aec0;
  }
}

/* =============================================
   UTILIDADES PARA SPEECH
   ============================================= */

/* Ocultar controles de speech si no está soportado */
.speech-not-supported .speech-controls {
  display: none;
}

/* Clase para destacar texto siendo leído */
.speech-highlighting {
  background: linear-gradient(135deg, rgba(40, 167, 69, 0.1), rgba(40, 167, 69, 0.05));
  border-left: 3px solid #28a745;
  padding-left: var(--spacing-md);
  transition: all 0.3s ease;
}

/* Efecto de ondas para el contenedor cuando está reproduciendo */
.fish-description.speech-active {
  position: relative;
}

.fish-description.speech-active::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(40, 167, 69, 0.02), transparent);
  border-radius: var(--border-radius);
  animation: subtle-glow 2s infinite;
  pointer-events: none;
}

@keyframes subtle-glow {

  0%,
  100% {
    opacity: 0.5;
  }

  50% {
    opacity: 1;
  }
}