/* ==========================
   Google Font
========================== */

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

/* ==========================
   Body
========================== */

body{
    background:#f5f5f5;
    color:#111;
}

/* ==========================
   Navigation
========================== */

nav{
    background:#111;
    color:#fff;
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:18px 50px;
}

.logo{
    font-size:32px;
    font-weight:700;
}

nav ul{
    display:flex;
    list-style:none;
    gap:35px;
}

nav ul li a{
    color:white;
    text-decoration:none;
    font-size:18px;
    transition:.3s;
}

nav ul li a:hover{
    color:#cfcfcf;
}

/* ==========================
   Main Container
========================== */

.container{
    width:90%;
    max-width:1000px;
    margin:50px auto;
    background:white;
    border-radius:20px;
    padding:35px;
    box-shadow:0 10px 25px rgba(0,0,0,.12);
}

/* ==========================
   Heading
========================== */

.container h1{
    text-align:center;
    font-size:46px;
    margin-bottom:10px;
}

.container p{
    text-align:center;
    color:#666;
    margin-bottom:30px;
    font-size:18px;
}

/* ==========================
   Quick Questions
========================== */

.quick-buttons{
    display:flex;
    flex-wrap:wrap;
    justify-content:center;
    gap:15px;
    margin-bottom:30px;
}

.quick-buttons button{
    background:#111;
    color:white;
    border:none;
    padding:12px 18px;
    border-radius:10px;
    cursor:pointer;
    transition:.3s;
    font-size:15px;
}

.quick-buttons button:hover{
    background:#333;
    transform:translateY(-3px);
}

/* ==========================
   Chat Box
========================== */

#chatBox{
    height:420px;
    overflow-y:auto;
    border:1px solid #ddd;
    border-radius:15px;
    padding:20px;
    background:#fafafa;
}

/* ==========================
   Messages
========================== */

.user-message{
    background:#111;
    color:white;
    padding:14px;
    border-radius:15px 15px 0 15px;
    width:fit-content;
    max-width:70%;
    margin-left:auto;
    margin-bottom:18px;
}

.bot-message{
    background:#ececec;
    color:#111;
    padding:14px;
    border-radius:15px 15px 15px 0;
    width:fit-content;
    max-width:70%;
    margin-bottom:18px;
}

/* ==========================
   Input Area
========================== */

.input-area{
    display:flex;
    gap:12px;
    margin-top:20px;
}

.input-area input{
    flex:1;
    padding:15px;
    border:1px solid #ccc;
    border-radius:10px;
    font-size:16px;
    outline:none;
}

.input-area input:focus{
    border-color:#111;
}

.input-area button{
    background:#111;
    color:white;
    border:none;
    padding:15px 24px;
    border-radius:10px;
    cursor:pointer;
    transition:.3s;
    font-size:16px;
}

.input-area button:hover{
    background:#333;
}

/* ==========================
   Footer
========================== */

footer{
    background:#111;
    color:white;
    text-align:center;
    padding:20px;
    margin-top:40px;
}

/* ==========================
   Responsive
========================== */

@media(max-width:768px){

    nav{
        flex-direction:column;
        gap:20px;
    }

    nav ul{
        flex-wrap:wrap;
        justify-content:center;
    }

    .container{
        width:95%;
    }

    .container h1{
        font-size:34px;
    }

    #chatBox{
        height:320px;
    }

    .input-area{
        flex-direction:column;
    }

    .input-area button{
        width:100%;
    }
}
.visually-hidden{

position:absolute;
width:1px;
height:1px;
padding:0;
margin:-1px;
overflow:hidden;
clip:rect(0,0,0,0);
white-space:nowrap;
border:0;

}

button:focus,
input:focus,
a:focus{

outline:3px solid #ff9800;
outline-offset:3px;

}
/* Accessibility */

.visually-hidden{
    position:absolute;
    width:1px;
    height:1px;
    padding:0;
    margin:-1px;
    overflow:hidden;
    clip:rect(0,0,0,0);
    white-space:nowrap;
    border:0;
}

.chat-box{
    scroll-behavior:smooth;
}

button:focus,
input:focus,
a:focus{
    outline:3px solid #FFD54F;
    outline-offset:3px;
}

.shortcut{
    text-align:center;
    margin-top:10px;
    font-size:14px;
    color:#666;
}
/* =========================================
   Multilingual Assistant
========================================= */

.language-selector {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;

    padding: 15px 20px;

    background: #f5f5f5;

    border-bottom: 1px solid #ddd;
}

.language-selector label {
    color: #111;

    font-size: 15px;
    font-weight: 600;
}

.language-selector select {
    min-width: 190px;

    padding: 10px 14px;

    background: #fff;
    color: #111;

    border: 2px solid #111;
    border-radius: 9px;

    font-family: "Poppins", sans-serif;
    font-size: 14px;
    font-weight: 500;

    cursor: pointer;
}

.language-selector select:focus {
    outline: 3px solid #ffd54f;
    outline-offset: 3px;
}

.voice-status {
    min-height: 24px;

    margin: 8px 20px 0;

    color: #555;

    font-size: 14px;
    text-align: center;
}

.data-note {
    margin: 12px 20px 20px;

    color: #666;

    font-size: 12px;
    line-height: 1.6;
    text-align: center;
}

.language-support {
    width: 100%;

    margin-top: 20px;
    padding: 18px;

    background: #f5f5f5;

    border-left: 5px solid #111;
    border-radius: 10px;
}

.language-support h3 {
    margin-bottom: 8px;

    color: #111;

    font-size: 18px;
}

.language-support p {
    color: #555;

    font-size: 14px;
    line-height: 1.6;
}

#sendButton:disabled,
#voiceButton:disabled {
    opacity: 0.65;
    cursor: not-allowed;
}




@media (max-width: 768px) {
    .language-selector {
        flex-direction: column;
        align-items: flex-start;
    }

    .language-selector select {
        width: 100%;
    }
}