/**
 * Estilos del Sistema de Favoritos
 * Compatible con dark mode
 */

/* ============================================
   BOTONES DE FAVORITOS
   ============================================ */

.favorite-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: transparent;
    border: 2px solid #d1d5db;
    border-radius: 8px;
    color: #6b7280;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.favorite-btn:hover {
    border-color: #ef4444;
    color: #ef4444;
    background: rgba(239, 68, 68, 0.05);
    transform: translateY(-2px);
}

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

.favorite-btn i {
    font-size: 1.125rem;
    transition: all 0.3s ease;
}

.favorite-btn:hover i {
    transform: scale(1.1);
}

/* Estado activo (favorito) */
.favorite-btn.active,
.favorite-btn.favorited {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    border-color: #ef4444;
    color: white;
}

.favorite-btn.active:hover,
.favorite-btn.favorited:hover {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    border-color: #dc2626;
    transform: translateY(-2px);
}

.favorite-btn.active i,
.favorite-btn.favorited i {
    animation: heartBeat 0.5s ease;
}

/* Estado de carga */
.favorite-btn.loading {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

.favorite-btn.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 1.5s infinite;
}

/* Tamaños */
.favorite-btn.small {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

.favorite-btn.small i {
    font-size: 0.875rem;
}

.favorite-btn.medium {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.favorite-btn.large {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
}

.favorite-btn.large i {
    font-size: 1.25rem;
}

/* Badge de contador */
.favorite-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.25rem;
    height: 1.25rem;
    padding: 0 0.375rem;
    background: rgba(255, 255, 255, 0.9);
    color: #ef4444;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 10px;
    margin-left: 0.25rem;
}

.favorite-btn.active .favorite-count,
.favorite-btn.favorited .favorite-count {
    background: white;
    color: #ef4444;
}

/* Botón solo icono */
.favorite-btn.icon-only {
    padding: 0.5rem;
    border-radius: 50%;
    width: 2.5rem;
    height: 2.5rem;
    justify-content: center;
}

.favorite-btn.icon-only .button-text {
    display: none;
}

/* ============================================
   PÁGINA DE FAVORITOS
   ============================================ */

.favorites-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.favorites-header {
    margin-bottom: 2rem;
}

.favorites-header h1 {
    font-size: 2rem;
    font-weight: bold;
    color: #111827;
    margin-bottom: 0.5rem;
}

.favorites-header p {
    color: #6b7280;
    font-size: 1rem;
}

/* Filtros */
.favorites-filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1rem;
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    color: #6b7280;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.filter-btn:hover {
    border-color: #01ACE4;
    color: #01ACE4;
}

.filter-btn.active {
    background: #01ACE4;
    border-color: #01ACE4;
    color: white;
}

/* Grid de favoritos */
.favorites-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.favorite-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    position: relative;
}

.favorite-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.favorite-card-image {
    width: 100%;
    height: 180px;
    object-fit: cover;
    background: linear-gradient(135deg, #01ACE4 0%, #0189b3 100%);
}

.favorite-card-content {
    padding: 1.5rem;
}

.favorite-card-type {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: #e0f2fe;
    color: #0369a1;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 4px;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
}

.favorite-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: #111827;
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.favorite-card-description {
    color: #6b7280;
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.favorite-card-notes {
    background: #f9fafb;
    border-left: 3px solid #01ACE4;
    padding: 0.75rem;
    margin-bottom: 1rem;
    border-radius: 4px;
    font-size: 0.875rem;
    color: #374151;
    font-style: italic;
}

.favorite-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid #e5e7eb;
}

.favorite-card-date {
    font-size: 0.75rem;
    color: #9ca3af;
}

.favorite-card-actions {
    display: flex;
    gap: 0.5rem;
}

.favorite-card-action {
    padding: 0.375rem 0.75rem;
    background: transparent;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    color: #6b7280;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s;
}

.favorite-card-action:hover {
    background: #f9fafb;
    border-color: #01ACE4;
    color: #01ACE4;
}

.favorite-card-action i {
    margin-right: 0.25rem;
}

/* Estado vacío */
.favorites-empty {
    text-align: center;
    padding: 4rem 2rem;
}

.favorites-empty-icon {
    font-size: 4rem;
    color: #d1d5db;
    margin-bottom: 1rem;
}

.favorites-empty h3 {
    font-size: 1.5rem;
    color: #374151;
    margin-bottom: 0.5rem;
}

.favorites-empty p {
    color: #6b7280;
    margin-bottom: 1.5rem;
}

.favorites-empty-btn {
    padding: 0.75rem 1.5rem;
    background: #01ACE4;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.favorites-empty-btn:hover {
    background: #0189b3;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(1, 172, 228, 0.3);
}

/* ============================================
   DARK MODE
   ============================================ */

.dark-mode .favorite-btn {
    border-color: #4b5563;
    color: #d1d5db;
}

.dark-mode .favorite-btn:hover {
    border-color: #ef4444;
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

.dark-mode .favorites-header h1 {
    color: #f9fafb;
}

.dark-mode .favorites-header p {
    color: #9ca3af;
}

.dark-mode .filter-btn {
    background: #2d2d2d;
    border-color: #374151;
    color: #d1d5db;
}

.dark-mode .filter-btn:hover {
    border-color: #01ACE4;
    color: #01ACE4;
}

.dark-mode .filter-btn.active {
    background: #01ACE4;
    color: white;
}

.dark-mode .favorite-card {
    background: #2d2d2d;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.dark-mode .favorite-card:hover {
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}

.dark-mode .favorite-card-type {
    background: rgba(1, 172, 228, 0.2);
    color: #60a5fa;
}

.dark-mode .favorite-card-title {
    color: #f9fafb;
}

.dark-mode .favorite-card-description {
    color: #d1d5db;
}

.dark-mode .favorite-card-notes {
    background: #374151;
    border-left-color: #01ACE4;
    color: #d1d5db;
}

.dark-mode .favorite-card-footer {
    border-top-color: #374151;
}

.dark-mode .favorite-card-date {
    color: #9ca3af;
}

.dark-mode .favorite-card-action {
    border-color: #374151;
    color: #d1d5db;
}

.dark-mode .favorite-card-action:hover {
    background: #374151;
    border-color: #01ACE4;
    color: #01ACE4;
}

.dark-mode .favorites-empty-icon {
    color: #4b5563;
}

.dark-mode .favorites-empty h3 {
    color: #f9fafb;
}

.dark-mode .favorites-empty p {
    color: #9ca3af;
}

/* ============================================
   ANIMACIONES
   ============================================ */

@keyframes heartBeat {
    0%, 100% { transform: scale(1); }
    25% { transform: scale(1.2); }
    50% { transform: scale(1.1); }
    75% { transform: scale(1.15); }
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

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

@media (max-width: 768px) {
    .favorites-page {
        padding: 1rem;
    }

    .favorites-header h1 {
        font-size: 1.5rem;
    }

    .favorites-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .favorite-btn .button-text {
        display: none;
    }

    .favorite-btn {
        padding: 0.5rem;
        border-radius: 50%;
        width: 2.5rem;
        height: 2.5rem;
        justify-content: center;
    }

    .favorites-filters {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
    }

    .filter-btn {
        white-space: nowrap;
    }
}

@media (max-width: 480px) {
    .favorite-card-content {
        padding: 1rem;
    }

    .favorite-card-image {
        height: 150px;
    }
}