/* ============================================================================
   Empty States Component
   Displayed when there is no data to show
   ============================================================================ */

/* Base Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    background: white;
    border-radius: var(--radius-lg);
}

.empty-state i {
    font-size: 4rem;
    color: var(--gray-300);
    margin-bottom: 1rem;
    display: block;
}

.empty-state h4 {
    color: var(--gray-600);
    margin-bottom: 0.5rem;
    font-weight: 700;
    font-size: 1.25rem;
}

.empty-state p {
    color: var(--gray-400);
    margin-bottom: 1.5rem;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

/* Empty State Action Button */
.empty-state .btn,
.empty-state-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--gradient-success);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-base);
}

.empty-state .btn:hover,
.empty-state-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
    color: white;
    text-decoration: none;
}

/* Compact Variant */
.empty-state--compact {
    padding: 2rem 1rem;
}

.empty-state--compact i {
    font-size: 3rem;
}

.empty-state--compact h4 {
    font-size: 1rem;
}

.empty-state--compact p {
    font-size: 0.875rem;
}

/* Inline Variant (for smaller sections) */
.empty-state--inline {
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    text-align: left;
}

.empty-state--inline i {
    font-size: 2.5rem;
    margin-bottom: 0;
}

.empty-state--inline h4 {
    margin-bottom: 0.25rem;
}

.empty-state--inline p {
    margin-bottom: 0;
}

/* With Background Pattern */
.empty-state--pattern {
    background: var(--gray-50);
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%239ca3af' fill-opacity='0.1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

/* Color Variants */
.empty-state--success {
    background: var(--gradient-success-light);
}

.empty-state--success i {
    color: var(--status-success);
}

.empty-state--warning {
    background: var(--gradient-warning-light);
}

.empty-state--warning i {
    color: var(--status-warning);
}

.empty-state--info {
    background: var(--gradient-info-light);
}

.empty-state--info i {
    color: var(--status-info);
}

/* No Results (for search) */
.no-results {
    text-align: center;
    padding: 3rem 2rem;
}

.no-results i {
    font-size: 3.5rem;
    color: var(--gray-300);
    margin-bottom: 1rem;
}

.no-results h5 {
    color: var(--gray-600);
    margin-bottom: 0.5rem;
}

.no-results p {
    color: var(--gray-400);
    font-size: 0.9rem;
}

/* Empty Table State */
.empty-table {
    padding: 3rem;
    text-align: center;
    background: var(--gray-50);
}

.empty-table i {
    font-size: 3rem;
    color: var(--gray-300);
    margin-bottom: 0.75rem;
}

.empty-table p {
    color: var(--gray-500);
    margin: 0;
}

/* No Activities State */
.no-activities {
    text-align: center;
    padding: 2rem;
    color: #9ca3af;
    background: white;
    border-radius: 8px;
}

.no-activities i {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

/* Loading State (while fetching) */
.loading-state {
    text-align: center;
    padding: 3rem 2rem;
}

.loading-state i {
    font-size: 3rem;
    color: var(--ekafa-accent);
    margin-bottom: 1rem;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading-state p {
    color: var(--gray-500);
}

/* Error State */
.error-state {
    text-align: center;
    padding: 3rem 2rem;
    background: var(--gradient-danger-light);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-danger);
}

.error-state i {
    font-size: 3.5rem;
    color: var(--status-danger);
    margin-bottom: 1rem;
}

.error-state h4 {
    color: var(--status-danger-text);
    margin-bottom: 0.5rem;
}

.error-state p {
    color: var(--status-danger-text);
    opacity: 0.8;
}

/* Responsive */
@media (max-width: 768px) {
    .empty-state {
        padding: 2rem 1rem;
    }

    .empty-state i {
        font-size: 3rem;
    }

    .empty-state h4 {
        font-size: 1.1rem;
    }

    .empty-state--inline {
        flex-direction: column;
        text-align: center;
    }
}