*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:system-ui, Arial;
}

body{
height:100vh;
display:flex;
justify-content:center;
align-items:center;
background:#0f172a;
padding:10px;
overflow:hidden;
}

.box{
width:100%;
max-width:1000px;
height:95vh;
background:rgba(255,255,255,0.08);
backdrop-filter:blur(18px);
border-radius:16px;
padding:15px;
display:flex;
flex-direction:column;
color:#fff;
}

h2{
text-align:center;
font-size:18px;
margin-bottom:10px;
}

textarea{
width:100%;
height:140px;
border:none;
outline:none;
border-radius:10px;
padding:10px;
background:rgba(255,255,255,0.1);
color:#fff;
}

.btn-row{
display:flex;
gap:10px;
margin-top:10px;
}

button{
flex:1;
padding:10px;
border:none;
border-radius:10px;
cursor:pointer;
font-weight:600;
}

button:first-child{
background:#3b82f6;
color:#fff;
}

#soundBtn{
background:#facc15;
color:#000;
}

.progress{
width:100%;
height:12px;
background:rgba(255,255,255,0.1);
border-radius:20px;
margin-top:10px;
overflow:hidden;
}

.bar{
height:12px;
width:0%;
background:linear-gradient(90deg,#22c55e,#06b6d4,#3b82f6);
text-align:center;
font-size:10px;
line-height:12px;
}

#status{
text-align:center;
margin-top:5px;
font-size:12px;
}

.table-wrap{
flex:1;
overflow-y:auto;
margin-top:10px;
}

table{
width:100%;
border-collapse:separate;
border-spacing:0 5px;
}

th{
background:rgba(255,255,255,0.15);
padding:8px;
font-size:12px;
}

td{
background:rgba(255,255,255,0.08);
padding:8px;
font-size:12px;
}

.available{color:#22c55e;font-weight:bold;}
.taken{color:#ef4444;font-weight:bold;}

a{
background:#22c55e;
padding:5px 8px;
border-radius:6px;
color:#fff;
text-decoration:none;
font-size:11px;
}

footer{
position:fixed;
bottom:0;
width:100%;
text-align:center;
font-size:11px;
padding:8px;
background:rgba(0,0,0,0.5);
}