@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { transform: translateY(10px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* Toast personalizado */
#toast {
    top: 2rem;
    right: 2rem;
    min-width: 220px;
    max-width: 320px;
    background: #22c55e; /* verde por defecto */
    color: #fff;
    box-shadow: 0 4px 24px 0 rgba(0,0,0,0.18);
    border-radius: 0.75rem;
    z-index: 9999;
    transition: transform 0.3s, background 0.2s;
    animation: fadeIn 0.3s;
    position: fixed;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
}
#toast.bg-green-500 { background: #22c55e; }
#toast.bg-red-500 { background: #ef4444; }
#toast.bg-blue-500 { background: #3b82f6; }
#toast.translate-x-full { transform: translateX(120%); }

/* Tooltip personalizado */
.custom-tooltip {
    position: absolute;
    z-index: 50;
    background: #222;
    color: #fff;
    padding: 0.25rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    white-space: pre-line;
    box-shadow: 0 2px 8px rgba(0,0,0,0.18);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s;
}
.custom-tooltip.visible {
    opacity: 1;
}

/* Mejoras para dark mode */
.dark .text-gray-900 { color: #f3f4f6 !important; }
.dark .text-gray-700 { color: #d1d5db !important; }
.dark .text-gray-600 { color: #9ca3af !important; }
.dark .text-gray-500 { color: #6b7280 !important; }
.dark .bg-white { background-color: #1f2937 !important; }
.dark .border-gray-200 { border-color: #374151 !important; }
.dark .border-gray-300 { border-color: #4b5563 !important; }
.dark .bg-gray-50 { background-color: #111827 !important; }
.dark .bg-blue-100 { background-color: #1e40af !important; }
.dark .bg-red-100 { background-color: #7f1d1d !important; }
.dark .bg-blue-900\/20 { background-color: rgba(30,64,175,0.2) !important; }
.dark .bg-blue-900\/30 { background-color: rgba(30,64,175,0.3) !important; }
.dark .bg-blue-900\/50 { background-color: rgba(30,64,175,0.5) !important; }
.dark .bg-red-900\/30 { background-color: rgba(127,29,29,0.3) !important; }
.dark .bg-red-900\/50 { background-color: rgba(127,29,29,0.5) !important; }

/* Truncado de texto */
.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 180px;
    display: inline-block;
    vertical-align: bottom;
}