html,body{height:100%;overflow:hidden;overscroll-behavior:none}
body{display:flex;flex-direction:column;touch-action:none;user-select:none;-webkit-user-select:none}
.hud{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;gap:10px;max-width:560px;width:100%;margin:0 auto}
.hud .home{font-weight:800;color:var(--text);font-size:18px}
.hud .stat{text-align:center;min-width:72px}.hud .stat b{display:block;font-size:24px;font-variant-numeric:tabular-nums;line-height:1.1}.hud .stat span{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.hud button{background:var(--panel);border:1px solid var(--line);color:var(--text);border-radius:10px;min-width:40px;min-height:40px;font-size:13px;font-weight:700;padding:0 10px;cursor:pointer}
.sub{display:flex;justify-content:space-between;max-width:560px;width:100%;margin:0 auto;padding:0 16px;font-size:14px;color:var(--muted);min-height:22px}
.sub>span{flex:1}.sub>span:last-child{text-align:right}.sub .clock{text-align:center;color:var(--text);font-weight:700;font-variant-numeric:tabular-nums}
#streak{color:var(--a3);font-weight:800}
.stage{flex:1;max-width:560px;width:100%;margin:0 auto;position:relative;min-height:0}
#board{position:absolute;inset:0;display:block;cursor:grab}
#motd{text-align:center;color:var(--muted);font-size:13px;padding:6px 16px 12px;max-width:560px;margin:0 auto}
dialog{background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:18px;padding:24px;max-width:380px;width:calc(100% - 32px);text-align:center}
dialog::backdrop{background:#020617b3;backdrop-filter:blur(3px)}
dialog h2{margin:0 0 6px}.big{font-size:52px;font-weight:900;line-height:1.1;margin:8px 0}
dialog .row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:16px}
dialog input{width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--line);background:#0a1226;color:var(--text);font-size:17px;margin-top:10px}
.err{color:#fca5a5;min-height:20px;font-size:14px;margin-top:6px}