.idle-session-dialog{width:min(480px,calc(100% - 32px));border:1px solid var(--line);border-radius:14px;padding:28px;background:var(--paper);color:var(--ink);box-shadow:var(--shadow)}.idle-session-dialog::backdrop{background:#0009}.idle-session-dialog h2{margin-top:0}.idle-session-dialog p{line-height:1.6}.idle-session-dialog [role=timer]{font-variant-numeric:tabular-nums;font-weight:800}.idle-session-dialog .button-row{display:flex;gap:12px;flex-wrap:wrap}