.card {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    margin-bottom: 1rem;
}

.card-header {
    background-color: #f8f9fa;
    font-weight: 600;
}

/* Enhanced Brand Styling */
.brand-text {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.brand-acronym {
    font-size: 1.4em;
    font-weight: 800;
    color: #ffffff;
    text-shadow: 1px 1px 2px rgba(205, 201, 223, 0.3);
    background: linear-gradient(45deg, #f1efef, #fcfcfd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-separator {
    font-size: 1.2em;
    color: #dee2e6;
    font-weight: 300;
    margin: 0 5px;
}

.brand-fullname {
    font-size: 0.9em;
    color: #ffffff;
    font-weight: 500;
    font-style: italic;
    text-shadow: 1px 1px 1px rgba(0,0,0,0.2);
}

/* Responsive brand styling */
@media (max-width: 768px) {
    .brand-acronym {
        font-size: 1.2em;
    }
    
    .brand-fullname {
        font-size: 0.9em;
    }
    
    .brand-separator {
        font-size: 1em;
    }
}

@media (max-width: 576px) {
    .brand-fullname {
        display: none;
    }
    
    .brand-separator {
        display: none;
    }
}

.budget-summary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}

.expense-item {
    border-left: 4px solid #007bff;
    padding-left: 15px;
}

.expense-item.warning {
    border-left-color: #ffc107;
}

.expense-item.danger {
    border-left-color: #dc3545;
}

.category-badge {
    font-size: 0.8em;
    padding: 0.3em 0.6em;
}

.upload-area {
    border: 2px dashed #dee2e6;
    border-radius: 5px;
    padding: 20px;
    text-align: center;
    background-color: #f8f9fa;
}

.upload-area:hover {
    border-color: #007bff;
    background-color: #e9ecef;
}

.stats-card {
    text-align: center;
    padding: 20px;
}

.stats-number {
    font-size: 2.5em;
    font-weight: bold;
    color: #007bff;
}

.stats-label {
    font-size: 0.9em;
    color: #6c757d;
    text-transform: uppercase;
}

.bg-custom {
  background-color: #00397a; /* Deep navy blue */
  color: #accee0; /* White text for contrast */
}

/* Footer Styles */
footer {
    margin-top: auto;
}

.min-vh-100 {
    min-height: 80vh;
}

/* Ensure footer stays at bottom */
body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Footer link hover effects */
footer a {
    text-decoration: none;
    transition: color 0.3s ease;
}

footer a:hover {
    color: #20c997 !important;
}

/* Responsive footer */
@media (max-width: 768px) {
    footer .text-md-end {
        text-align: left !important;
        margin-top: 1rem;
    }
}