body{
    background-image: url('Blue Gradient Modern Skincare Product Desktop Prototype.png');
    height: 100vh;
    background-size: cover;
    background-position: center;
    display: flex;
    justify-content: center;
    align-items:center;
    font-family: Helvetica, Arial, sans-serif;
    margin: 0;
}

.top-bar{
    height: 60px;
    width: 100%;
    background-color: white;
    display: flex;
    align-items: center;
    padding: 0 20px;
    position: absolute;
    top:0;
    left:0;
    border-bottom: 1px solid #e5e5e5;
}

.chat-container{
    width: 500px;
    height: 550px;
    background-color:white;
    border-radius: 10px;
    display: flex;
    flex-direction:column;
    border: 1px solid #d9d9d9;
    box-shadow: 0px 4px 16px rgba(0,0,0,0.15);
    overflow: hidden;
}


.chat-header{
    font-size: 21px;
    font-weight: bold;
    padding: 18px;
    background-color:#f8f9fa;
    border-bottom: 1px solid #e5e5e5;
    text-align: center;
}


.chat-body{
    flex: 1;
    padding: 16px;
    overflow-y:auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    scroll-behavior: smooth;
}


.chat-body::-webkit-scrollbar{
    width:6px;
}
.chat-body::-webkit-scrollbar-thumb{
    background:#c6c6c6;
    border-radius:4px;
}


.message{
    max-width: 80%;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 14.5px;
    line-height: 1.4;
    word-wrap: break-word;
}
.bot-message{
    align-self: flex-start;
    background: #f2f2f2;
    border-bottom-left-radius: 4px;
}


.user-message{
    align-self: flex-end;
    background: #d4e8ff;
    border-bottom-right-radius: 4px;
}


.chat-footer{
    display:flex;
    padding: 10px;
    border-top: 1px solid #e5e5e5;
    background:white;
}

.message-input{
    flex:1;
    border:none;
    border-radius: 6px;
    padding:12px;
    font-size: 15px;
    background:#fafafa;
    outline: none;
    transition:0.2s;
}
.message-input:focus{
    background:white;
    border:1px solid #b7b7b7;
}


.send-message{
    margin-left: 8px;
    padding:0 18px;
    background:#7bbdfc;
    color:white;
    border:none;
    border-radius:6px;
    cursor:pointer;
    font-weight:600;
    transition:0.2s;
}
.send-message:hover{
    background:#5aa9f6;
}