*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:'Inter',sans-serif;
}

body{
    background:linear-gradient(135deg,#0f172a,#1e1b4b);
    height:100vh;
}

/* LOGIN */
.login-page{
    height:100vh;
    display:flex;
    justify-content:center;
    align-items:center;
}

.login-box{
    background:#1e293b;
    padding:40px;
    border-radius:15px;
    width:320px;
    text-align:center;
    box-shadow:0 0 30px rgba(0,0,0,0.4);
}

.login-box h2{
    color:#fff;
    margin-bottom:20px;
}

.login-box input{
    width:100%;
    padding:12px;
    margin-bottom:15px;
    border:none;
    border-radius:8px;
    background:#334155;
    color:#fff;
}

.login-box button{
    width:100%;
    padding:12px;
    border:none;
    border-radius:8px;
    background:#7c3aed;
    color:#fff;
    cursor:pointer;
}

.note{
    color:#94a3b8;
    font-size:12px;
    margin-top:10px;
}

/* CHAT */
.chat-container{
    display:none;
    height:100vh;
    display:flex;
    flex-direction:column;
}

.chat-header{
    padding:15px;
    background:#1f2937;
    color:#fff;
    display:flex;
    justify-content:space-between;
}

.chat-header button{
    background:#ef4444;
    border:none;
    padding:6px 12px;
    border-radius:6px;
    color:#fff;
    cursor:pointer;
}

.messages{
    flex:1;
    padding:20px;
    overflow-y:auto;
    display:flex;
    flex-direction:column;
    gap:10px;
}

.message{
    max-width:60%;
    padding:10px;
    border-radius:12px;
    font-size:14px;
}

.sent{
    background:#7c3aed;
    color:#fff;
    align-self:flex-end;
}

.received{
    background:#1e293b;
    color:#fff;
    align-self:flex-start;
}

.chat-input{
    padding:10px;
    background:#1f2937;
    display:flex;
}

.chat-input input{
    flex:1;
    padding:12px;
    border:none;
    border-radius:25px;
    background:#334155;
    color:#fff;
}

.chat-input button{
    margin-left:10px;
    padding:10px 20px;
    border:none;
    border-radius:25px;
    background:#7c3aed;
    color:#fff;
    cursor:pointer;
}