html,body{height:100%;margin:0;font-family:Arial,sans-serif}#app{display:flex;flex-direction:column;height:100%}header{background:#333;color:#fff;padding:10px;text-align:center;font-weight:700;position:relative}main{flex:1;position:relative;overflow:hidden;height:100%;padding-bottom:calc(env(safe-area-inset-bottom) + 20px)}.screen{display:none;padding:20px;box-sizing:border-box}.screen.active{display:block;position:absolute;top:0;left:0;width:100%;height:100%}nav.tabs{display:flex;justify-content:space-around;background:#222;padding-bottom:calc(env(safe-area-inset-bottom) + 10px)}nav.tabs button{flex:1;padding:10px 5px;background:none;border:none;color:#fff;font-size:14px;cursor:pointer}nav.tabs button.active{background:#444}#wallet-btn{position:absolute;right:10px;top:8px;background:#444;color:#fff;border:none;border-radius:4px;padding:6px 8px;font-size:14px;cursor:pointer}#wallet-popover{position:absolute;right:10px;top:48px;background:#fff;color:#000;padding:10px;border-radius:6px;box-shadow:0 2px 6px #0003;width:180px;display:none;z-index:1000}#wallet-popover.show{display:block}#wallet-full-address{font-family:monospace;word-break:break-all;font-size:12px}#disconnect-wallet{margin-top:8px;width:100%;padding:6px}