#guest-auth-dialog{box-sizing:border-box;position:fixed;inset:0;width:min(420px,calc(100% - 32px));max-height:calc(100dvh - 32px);overflow:auto;padding:32px 24px 20px;border:1px solid var(--border-color);border-radius:20px;background:var(--surface-raised);color:var(--text-primary);box-shadow:0 20px 70px rgba(0,0,0,.25);text-align:center;overscroll-behavior:contain}
#guest-auth-dialog::backdrop{background:rgba(0,0,0,.58)}
#guest-auth-dialog h2{margin:10px 24px 12px;font-size:24px;line-height:1.3;color:var(--text-primary)}
#guest-auth-dialog p{margin:0 0 24px;font-size:15px;line-height:1.65;color:var(--text-secondary)}
#guest-auth-dialog .guest-auth-close{position:absolute;inset-inline-end:6px;top:6px;width:44px;height:44px;border:0;border-radius:50%;background:transparent;color:var(--text-primary);font-size:28px;line-height:1;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}
#guest-auth-dialog .guest-auth-actions{display:grid;gap:10px}
#guest-auth-dialog .guest-auth-actions a{box-sizing:border-box;min-height:48px;padding:12px 16px;display:flex;align-items:center;justify-content:center;gap:10px;border:1px solid var(--border-color);border-radius:12px;font-size:15px;font-weight:600;line-height:1.4;text-decoration:none;background:var(--surface);color:var(--text-primary)}
#guest-auth-dialog .guest-auth-actions .guest-auth-signup{background:var(--text-primary);color:var(--surface-raised);border-color:var(--text-primary)}
#guest-auth-dialog .guest-auth-google span{font-size:20px;font-weight:700}
#guest-auth-dialog .guest-auth-later{display:block;margin:12px auto 0;padding:10px 14px;min-height:44px;border:0;background:transparent;color:var(--text-secondary);font-size:14px;cursor:pointer}
#guest-auth-dialog :is(a,button):focus-visible{outline:2px solid var(--text-primary);outline-offset:3px}
@media(max-height:420px){#guest-auth-dialog{padding:20px 24px 12px}#guest-auth-dialog p{margin-bottom:12px}#guest-auth-dialog h2{font-size:20px;margin-top:0}}