:root{color-scheme:dark;font:13px "Segoe UI",sans-serif}*{box-sizing:border-box}body{margin:0;background:#161e25;color:#dce8ee;height:100vh;display:flex;flex-direction:column}header,nav,form,footer{padding:6px 10px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}header strong{color:#80dcb5}input,button{font:inherit;background:#253440;color:#eaf2f6;border:1px solid #506675;border-radius:4px;padding:5px}button{cursor:pointer}button:disabled{opacity:.5}#nick{width:120px}nav{background:#1d2932}nav .active{background:#24715b}main{flex:1;min-height:50px;overflow:hidden}section{height:100%;overflow-y:auto;padding:8px 12px}.line{padding:3px 0;overflow-wrap:anywhere;white-space:pre-wrap}.nick{color:#84d8b9}.time{color:#91a8b8}.notice{color:#efcf88}a{color:#82c9ff}#message{flex:1;min-width:150px}footer{font-size:11px;color:#9fb1bb}#captcha{height:0;overflow:hidden}#state{color:#b8d8cf}