/* Historial Page Styles */
.page-header {
    text-align: center;
    margin-top: 54px !important;
    margin-bottom: 60px !important;
}

.page-header h1 {
    font-size: 2rem;
    font-weight: bold;
    color: #1a1a1a;
    margin-bottom: 1rem;
}

.page-header p {
    color: #666;
    font-size: 1.1rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border: 1px solid #e5e7eb;
}

.stat-content {
    display: flex;
    align-items: center;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    font-size: 1.2rem;
}

.stat-icon.blue {
    background: #dbeafe;
    color: #2563eb;
}

.stat-icon.green {
    background: #dcfce7;
    color: #16a34a;
}

.stat-icon.purple {
    background: #f3e8ff;
    color: #9333ea;
}

.stat-info {
    flex: 1;
}

.stat-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: #6b7280;
    margin-bottom: 0.25rem;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: bold;
    color: #1a1a1a;
}

/* Filter Section */
.filter-section {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border: 1px solid #e5e7eb;
    margin-bottom: 1.5rem;
    margin-top: 40px !important;
}

.filter-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.filter-group {
    display: flex;
    flex-direction: column;
}

.filter-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
    margin-bottom: 0.5rem;
}

.filter-group select {
    width: 100%;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    padding: 0.75rem;
    font-size: 0.875rem;
    background: white;
    color: #374151;
}

.filter-group select:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* History Section */
.history-section {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border: 1px solid #e5e7eb;
}

.section-header {
    padding: 1.5rem;
    border-bottom: 1px solid #e5e7eb;
}

.section-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: #1a1a1a;
}

/* Loading State */
.loading-state {
    padding: 3rem;
    text-align: center;
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid #e5e7eb;
    border-top: 3px solid #2563eb;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-state p {
    color: #6b7280;
    font-size: 0.875rem;
}

/* Empty State */
.empty-state {
    padding: 3rem;
    text-align: center;
}

.empty-icon {
    font-size: 3rem;
    color: #9ca3af;
    margin-bottom: 1rem;
}

.empty-state h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: #6b7280;
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-row {
        grid-template-columns: 1fr;
    }
    
    .page-header h1 {
        font-size: 1.5rem;
    }
}