body {
    background-color: #f8f9fa; /* Light gray background */
    color: #333333; /* Dark gray text */
    font-family: 'Segoe UI', Roboto, sans-serif;
}

.navbar {
    padding: 0.75rem 1rem;
}

.navbar-brand {
    font-weight: 600;
    font-size: 1.25rem;
}

.navbar-nav .nav-link {
    padding: 0.5rem 1rem;
    font-size: 1rem;
    color: #333333;
}

.navbar-nav .nav-link:hover {
    color: #007bff; /* Placeholder: Replace with PRIMARY_COLOR */
}

.chat-container {
    width: 100%;
    max-height: 500px;
    overflow-y: auto;
    padding: 15px;
    margin: 0;
    border: 1px solid #ddd;
    background-color: #f8f9fa; /* Match body */
    border-radius: 5px;
}

.conversation .card {
    background-color: #ffffff; /* White cards */
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    width: 100%;
    margin: 0 0 15px;
    border-radius: 8px;
}

.card-body {
    color: #333333; /* Dark gray text */
}

.card-body p {
    color: #666666; /* Mid gray for secondary text */
}

pre {
    background-color: #f1f1f1; /* Light gray for code blocks */
    padding: 12px;
    border-radius: 6px;
    color: #333333;
    font-size: 14px;
}

.copy-btn, .expand-btn {
    margin-bottom: 8px;
    background-color: #007bff; /* Placeholder: Replace with PRIMARY_COLOR */
    border-color: #007bff;
    color: #ffffff;
    font-size: 0.875rem;
    padding: 0.375rem 0.75rem;
    transition: background-color 0.2s;
}

.copy-btn:hover, .expand-btn:hover {
    background-color: #0056b3; /* Placeholder: Replace with PRIMARY_COLOR_DARKER */
    border-color: #0056b3;
}

.copy-feedback {
    display: none;
    color: #28a745; /* Placeholder: Replace with SECONDARY_COLOR */
    margin-left: 10px;
    font-size: 14px;
}

.fullscreen-editor {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1000;
    background: #1e1e1e; /* Monokai */
}

.fullscreen-editor .CodeMirror {
    height: 100% !important;
    width: 100% !important;
    background: #1e1e1e;
    color: #f8f8f2;
}

.fullscreen-controls {
    position: absolute;
    top: 10px;
    right: 10px;
}

.fullscreen-controls button {
    background-color: #007bff; /* Placeholder: Replace with PRIMARY_COLOR */
    border-color: #007bff;
    color: #ffffff;
    font-size: 0.875rem;
}

.fullscreen-controls button:hover {
    background-color: #0056b3; /* Placeholder: Replace with PRIMARY_COLOR_DARKER */
    border-color: #0056b3;
}

.CodeMirror {
    background: #1e1e1e !important;
    color: #f8f8f2 !important;
    font-size: 14px;
}

/* Mobile-specific styles */
@media (max-width: 991.98px) {
    .navbar-nav {
        padding: 0.5rem 0;
    }
    .navbar-nav .nav-item {
        margin: 0.25rem 0;
    }
    .navbar-nav .nav-link {
        padding: 0.5rem 1.5rem;
    }
    .container {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
    .form-control, .form-select, .btn {
        font-size: 0.875rem;
    }
    #conversation-history-container {
        margin-left: -0.75rem;
        margin-right: -0.75rem;
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
    .chat-container {
        padding: 10px;
    }
    .card {
        margin-bottom: 10px;
    }
    .alert {
        font-size: 0.875rem;
        padding: 0.5rem 0.75rem;
    }
}