body { 
    background-color: #121212; 
    color: #e0e0e0; 
    height: 100dvh; 
    overflow: hidden; 
    margin: 0; 
}

.offcanvas-start { 
    background-color: #1f1f1f; 
    color: white; 
    width: 300px !important; 
    border-right: 1px solid #333; 
}

.chat-wrapper { 
    height: 100dvh; 
    display: flex; 
    flex-direction: column; 
    width: 100%;
    transition: margin-left 0.3s ease-in-out, width 0.3s ease-in-out; 
}

.chat-wrapper.shifted {
    margin-left: 300px;
    width: calc(100% - 300px);
}

#chat-container { 
    flex: 1; 
    overflow-y: auto; 
    padding: 20px; 
    display: flex; 
    flex-direction: column; 
    gap: 15px; 
}

.message { max-width: 85%; padding: 12px 18px; border-radius: 18px; font-size: 1rem; line-height: 1.5; }
.message.user { background-color: #0d6efd; color: white; align-self: flex-end; border-bottom-right-radius: 4px; }
.message.bot { background-color: #2c2c2c; color: #fff; align-self: flex-start; border-bottom-left-radius: 4px; }

/* Preserve all existing body and sidebar layout styles */

/* --- CODE FORMATTING --- */
.code-container {
    position: relative;
    background: #1e1e1e;
    border-radius: 8px;
    margin: 15px 0;
    padding-top: 40px; 
    border: 1px solid #333;
    overflow: hidden;
}

.code-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 40px;
    background: #2d2d2d;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 15px;
    border-bottom: 1px solid #333;
}

.code-lang {
    font-size: 0.75rem;
    font-weight: bold;
    color: #0d6efd; 
    text-transform: uppercase;
}

pre {
    margin: 0;
    padding: 15px;
    color: #dcdcdc;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.9rem;
    overflow-x: auto;
    background: transparent !important;
}

/* Bullet points for code summary - styled for external placement */
.code-summary {
    margin-top: 15px;
    padding: 12px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border-left: 4px solid #0d6efd;
    font-size: 0.9rem;
    color: #adb5bd;
}

.code-summary ul {
    padding-left: 20px;
    margin-top: 8px;
    margin-bottom: 0;
}