@font-face {
    font-family: 'Vazirmatn';
    src: url('/static/fonts/Vazirmatn.woff2') format('woff2');
    font-weight: 300 900;
}

body {
    margin: 0;
    background: #f6f7f9;
    font-family: 'Vazirmatn', sans-serif;
    display: flex;
    flex-direction: column;
    height: 100vh;
}

.chat-container {
    max-width: 800px;
    width: 100%;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    overflow-y: auto;
    flex: 1;
}

.message {
    padding: 12px 16px;
    border-radius: 12px;
    max-width: 80%;
    line-height: 1.7;
    font-size: 15px;
}

.user {
    background: #dff1ff;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.bot {
    background: #ffffff;
    border: 1px solid #e6e6e6;
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.input-box {
    display: flex;
    padding: 14px;
    background: #ffffff;
    border-top: 1px solid #ddd;
}

input {
    flex: 1;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid #ccc;
    font-size: 15px;
    font-family: inherit;
}

button {
    margin-left: 10px;
    padding: 12px 22px;
    border: none;
    background: #3b82f6;
    color: #fff;
    border-radius: 10px;
    font-size: 15px;
    cursor: pointer;
}

button:hover {
    background: #2563eb;
}