.deepseek-chat-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 10000;
    font-family: Arial, sans-serif;
}

.deepseek-chat-button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: #2c3e50;
    color: white;
    border: none;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s;
}

.deepseek-chat-button:hover {
    transform: scale(1.1);
}

.chat-window {
    display: none;
    width: 350px;
    height: 500px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    flex-direction: column;
}

.chat-header {
    background-color: #2c3e50;
    color: white;
    padding: 15px;
    border-radius: 10px 10px 0 0;
}

.chat-messages {
    flex: 1;
    padding: 15px;
    overflow-y: auto;
}

.chat-input-container {
    padding: 15px;
    border-top: 1px solid #eee;
}

.chat-input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    margin-bottom: 10px;
}

.send-button {
    background-color: #2c3e50;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 5px;
    cursor: pointer;
}

.context-status {
    padding: 10px;
    font-size: 12px;
    color: #666;
    text-align: center;
    border-top: 1px solid #eee;
}

/* Stili base messaggi */
.message {
    max-width: 85%;
    margin: 12px 0;
    padding: 15px;
    border-radius: 20px;
    position: relative;
    animation: messageAppear 0.3s ease-out;
}

@keyframes messageAppear {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Messaggio utente */
.message.user {
    background: linear-gradient(135deg, #007bff, #0062cc);
    color: white;
    margin-left: auto;
    border-radius: 20px 20px 4px 20px;
    box-shadow: 0 4px 12px rgba(0,123,255,0.2);
}

/* Messaggio assistente */
.message.assistant {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    color: #212529;
    margin-right: auto;
    border-radius: 20px 20px 20px 4px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

/* Indicatore visivo */
.message::after {
    content: '';
    position: absolute;
    width: 12px;
    height: 12px;
    bottom: -6px;
}

.message.user::after {
    right: 10px;
    background: #007bff;
    clip-path: polygon(100% 0, 0 0, 100% 100%);
}

.message.assistant::after {
    left: 10px;
    background: #f8f9fa;
    clip-path: polygon(0 0, 0 100%, 100% 0);
}

/* Formattazione testuale avanzata */

.message-content {
    white-space: pre-wrap;
    word-spacing: normal;
    font-family: system-ui, sans-serif;
}

.message-content p {
    margin: 8px 0;
}

/* Stili per elenchi */
.message-content ul,
.message-content ol {
    padding-left: 24px;
    margin: 12px 0;
}

.message-content li {
    margin: 6px 0;
}

/* Stili per codice */
.message-content code {
    background: rgba(0,0,0,0.08);
    padding: 3px 6px;
    border-radius: 4px;
    font-family: 'Fira Code', monospace;
    font-size: 14px;
}

.message-content pre {
    background: #1e1e1e;
    color: #d4d4d4;
    padding: 16px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 16px 0;
    tab-size: 4;
}

/* Stili per tabelle */
.message-content table {
    border-collapse: collapse;
    margin: 16px 0;
    width: 100%;
}

.message-content td, 
.message-content th {
    padding: 12px;
    border: 1px solid #dee2e6;
}

.message-content th {
    background-color: #f8f9fa;
    font-weight: 600;
}

/* Animazione digitazione */
.typing-indicator {
    display: inline-flex;
    padding: 8px 0;
}

.typing-dot {
    width: 6px;
    height: 6px;
    margin: 0 2px;
    background: #6c757d;
    border-radius: 50%;
    animation: typing 1.4s infinite;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s }
.typing-dot:nth-child(3) { animation-delay: 0.4s }

@keyframes typing {
    0%, 100% { transform: translateY(0) }
    50% { transform: translateY(-6px) }
}



/* Markdown rendering */
.markdown-body {
    box-sizing: border-box;
    min-width: 200px;
    max-width: 980px;
    margin: 0 auto;
    padding: 45px;
}

@media (max-width: 767px) {
    .markdown-body {
        padding: 15px;
    }
}

/* Adatta lo stile GitHub Markdown alla chat */
.message .markdown-body {
    padding: 1rem;
    background: transparent;
    color: inherit;
}

.message.user .markdown-body {
    color: white;
}

.message.user .markdown-body a {
    color: #a3d4ff;
}

.message.assistant .markdown-body a {
    color: #0366d6;
}