/* V41.2: scoped settings/sound diagnostics only; main HUD layout unchanged. */
#soundTestBtn{width:100%;margin-bottom:10px;min-height:36px;border-color:#75d5bc80;color:#d8efe7}
.sound-test-card{max-width:560px;width:calc(100vw - 24px);max-height:calc(100dvh - 24px);overflow:auto;padding:22px;color:#e5f3f4;background:#081b23;border:1px solid #75d5bc80}
.sound-test-card h2{font-size:26px;margin:8px 0 12px}.sound-test-card p{font-size:14px;line-height:1.5}
.sound-test-actions{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}.sound-test-actions button{flex:1;min-height:44px;font-size:12px}
#soundTestDetails{white-space:pre-wrap;overflow-wrap:anywhere;font:12px/1.5 var(--mono,monospace);background:#030d14;border:1px solid #396658;padding:10px;border-radius:8px;max-height:220px;overflow:auto}
#copyAudioDiagnosticsBtn{min-height:40px;font-size:12px}#soundTestStatus{min-height:48px;color:#b6d6ce}
@media(max-width:480px){.sound-test-card{padding:18px}.sound-test-card h2{font-size:22px}.sound-test-card p{font-size:13px}}