/* Custom Styles for KAZ PQC Demo */

body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.container {
    max-width: 1200px;
}

.card {
    border: none;
    box-shadow: 0 0.125rem 0.25rem rgba(0,0,0,.075);
    margin-bottom: 1.5rem;
}

.card-header {
    background-color: #f8f9fa;
    border-bottom: 2px solid #dee2e6;
    font-weight: 600;
}

.card-header.bg-primary {
    background-color: #0d6efd !important;
}

.card-header.bg-success {
    background-color: #198754 !important;
}

.btn {
    border-radius: 0.375rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
}

.btn-group .btn {
    margin-right: 0;
}

textarea.font-monospace {
    font-size: 0.875rem;
    line-height: 1.4;
    background-color: #f8f9fa;
    word-break: break-all;
}

.alert {
    border-radius: 0.375rem;
    border: none;
}

.alert-success {
    background-color: #d1e7dd;
    color: #0f5132;
}

.alert-danger {
    background-color: #f8d7da;
    color: #842029;
}

.alert-info {
    background-color: #cff4fc;
    color: #055160;
}

.alert-warning {
    background-color: #fff3cd;
    color: #664d03;
}

.badge {
    padding: 0.5em 0.75em;
    font-size: 0.875rem;
}

.nav-tabs {
    border-bottom: 2px solid #dee2e6;
}

.nav-tabs .nav-link {
    border: none;
    color: #6c757d;
    font-weight: 500;
    padding: 1rem 1.5rem;
}

.nav-tabs .nav-link:hover {
    border-color: transparent;
    color: #0d6efd;
}

.nav-tabs .nav-link.active {
    color: #0d6efd;
    background-color: transparent;
    border-bottom: 3px solid #0d6efd;
}

.tab-content {
    padding: 1.5rem 0;
}

.footer {
    background-color: #f8f9fa;
    border-top: 1px solid #dee2e6;
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
    border-width: 0.15em;
}

/* Loading state */
.btn:disabled {
    cursor: not-allowed;
    opacity: 0.65;
}

/* Key display */
.form-control:read-only {
    background-color: #e9ecef;
    cursor: text;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .btn-group {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-group .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .nav-tabs .nav-link {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }
}

/* Animation for success/error messages */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert {
    animation: slideDown 0.3s ease-out;
}

/* Custom scrollbar for textareas */
textarea::-webkit-scrollbar {
    width: 8px;
}

textarea::-webkit-scrollbar-track {
    background: #f1f1f1;
}

textarea::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

textarea::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* Purple theme for Combined Flow */
.btn-outline-purple {
    color: #6f42c1;
    border-color: #6f42c1;
}

.btn-outline-purple:hover {
    color: #fff;
    background-color: #6f42c1;
    border-color: #6f42c1;
}

.btn-check:checked + .btn-outline-purple {
    color: #fff;
    background-color: #6f42c1;
    border-color: #6f42c1;
}

.card-header.bg-purple {
    background-color: #6f42c1 !important;
}