/* ===== MEJORAS DE UX ADICIONALES ===== */

/* Loading states mejorados */
.loading {
    pointer-events: none;
    opacity: 0.6;
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--red-600);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 0.8s linear infinite;
}

/* Skeleton loading animado */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: var(--radius-md);
}

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

/* Tooltips mejorados */
.tooltip {
    position: relative;
    cursor: help;
}

.tooltip::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--blue-900);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    max-width: 200px;
    white-space: normal;
    text-align: center;
}

.tooltip::after {
    content: '';
    position: absolute;
    bottom: 115%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--blue-900);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.tooltip:hover::before,
.tooltip:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-5px);
}

/* Focus indicators accesibles */
.focus-visible {
    outline: 2px solid var(--red-600);
    outline-offset: 2px;
    border-radius: var(--radius-md);
}

/* Mejoras de formularios */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: var(--transition);
    background: white;
}

.form-input:focus {
    outline: none;
    border-color: var(--red-600);
    box-shadow: 0 0 0 3px rgba(178, 34, 52, 0.1);
}

.form-input:invalid {
    border-color: #dc3545;
}

.form-input:valid {
    border-color: #28a745;
}

/* Progress indicators animados */
.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--border-light);
    border-radius: var(--radius-full);
    overflow: hidden;
    position: relative;
}

.progress-bar-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.progress-bar-fill::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 2s infinite;
}

/* Badges mejorados */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition);
}

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

.badge-primary {
    background: var(--red-600);
    color: white;
}

.badge-secondary {
    background: var(--blue-600);
    color: white;
}

.badge-success {
    background: #28a745;
    color: white;
}

/* Alertas animadas */
.alert {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    border-left: 4px solid;
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: slideInRight 0.3s ease-out;
}

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

.alert-success {
    background: #d4edda;
    border-color: #28a745;
    color: #155724;
}

.alert-warning {
    background: #fff3cd;
    border-color: #ffc107;
    color: #856404;
}

.alert-error {
    background: #f8d7da;
    border-color: #dc3545;
    color: #721c24;
}

.alert-info {
    background: #d1ecf1;
    border-color: #17a2b8;
    color: #0c5460;
}

/* Breadcrumb interactivo */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 0;
    font-size: 0.9rem;
    flex-wrap: wrap;
}

.breadcrumb-item {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb-item:hover {
    color: var(--red-600);
}

.breadcrumb-item.active {
    color: var(--text-primary);
    font-weight: 600;
}

.breadcrumb-separator {
    color: var(--text-muted);
    user-select: none;
}

/* Paginación mejorada */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.pagination-item {
    padding: 0.5rem 1rem;
    border: 2px solid var(--border-light);
    border-radius: var(--radius-md);
    background: white;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
    min-width: 44px;
    text-align: center;
}

.pagination-item:hover:not(.active) {
    background: var(--bg-soft);
    border-color: var(--red-600);
    color: var(--red-600);
}

.pagination-item.active {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

/* Search suggestions con scroll */
.search-suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 2px solid var(--border-light);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    max-height: 300px;
    overflow-y: auto;
    z-index: 1000;
    margin-top: 0.5rem;
}

.suggestion-item {
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: var(--transition);
    border-bottom: 1px solid var(--border-light);
}

.suggestion-item:last-child {
    border-bottom: none;
}

.suggestion-item:hover {
    background: var(--bg-soft);
    color: var(--red-600);
}

.suggestion-item.active {
    background: var(--red-100);
    color: var(--red-600);
}

/* Cards con efectos de elevación */
.card-3d {
    perspective: 1000px;
}

.card-3d-inner {
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.card-3d:hover .card-3d-inner {
    transform: rotateY(10deg) rotateX(-10deg);
}

/* Botones con efectos de onda */
.ripple-btn {
    position: relative;
    overflow: hidden;
}

.ripple-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

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

/* Floating action button */
.fab {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: white;
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: var(--transition);
    z-index: 1000;
}

.fab:hover {
    transform: scale(1.1) rotate(90deg);
    box-shadow: var(--shadow-xl);
}

/* Chips/tags */
.chip {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    background: var(--bg-soft);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    margin: 0.25rem;
    transition: var(--transition);
}

.chip:hover {
    background: var(--red-100);
    border-color: var(--red-600);
    color: var(--red-600);
}

.chip-close {
    margin-left: 0.5rem;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.chip-close:hover {
    opacity: 1;
}

/* Mejoras para móviles */
@media (max-width: 768px) {
    .tooltip::before {
        font-size: 0.75rem;
        padding: 0.4rem 0.8rem;
        max-width: 150px;
    }
    
    .badge {
        font-size: 0.7rem;
        padding: 0.2rem 0.6rem;
    }
    
    .alert {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }
    
    .breadcrumb {
        font-size: 0.8rem;
    }
    
    .pagination-item {
        padding: 0.4rem 0.8rem;
        font-size: 0.9rem;
    }
    
    .fab {
        width: 48px;
        height: 48px;
        bottom: 1rem;
        right: 1rem;
        font-size: 1.2rem;
    }
}

/* Animaciones de entrada */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInUp {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideInDown {
    from {
        transform: translateY(-30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        transform: translateX(-30px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(30px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes scaleIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* Utilidades de animación */
.animate-fadeIn { animation: fadeIn 0.5s ease-out; }
.animate-slideInUp { animation: slideInUp 0.5s ease-out; }
.animate-slideInDown { animation: slideInDown 0.5s ease-out; }
.animate-slideInLeft { animation: slideInLeft 0.5s ease-out; }
.animate-slideInRight { animation: slideInRight 0.5s ease-out; }
.animate-scaleIn { animation: scaleIn 0.3s ease-out; }

/* Stagger animations */
.stagger-item {
    opacity: 0;
    transform: translateY(20px);
}

.stagger-item.animate {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.5s ease-out;
}

.stagger-item:nth-child(1) { transition-delay: 0.1s; }
.stagger-item:nth-child(2) { transition-delay: 0.2s; }
.stagger-item:nth-child(3) { transition-delay: 0.3s; }
.stagger-item:nth-child(4) { transition-delay: 0.4s; }
.stagger-item:nth-child(5) { transition-delay: 0.5s; }