.audio-app{display:grid;grid-template-columns:minmax(0,1.2fr) 380px;gap:16px;padding:16px}.audio-viewport .window-frame{min-height:520px}.audio-frame{background:radial-gradient(circle at 30% 30%,rgba(125,211,252,.12),transparent 32%),radial-gradient(circle at 70% 20%,rgba(56,189,248,.12),transparent 30%),#0a0f1d}.audio-toolbar{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}.status-row{display:flex;justify-content:space-between;align-items:center;margin-top:8px;color:var(--muted)}.audio-controls{background:#0f172ae6;border:1px solid var(--border);border-radius:var(--rounded);padding:14px;box-shadow:var(--shadow);max-height:calc(100vh - var(--frame-nav-height, 108px) - 32px);overflow-y:auto;position:sticky;top:calc(var(--frame-nav-height, 108px) + 12px)}.audio-controls .header{display:flex;justify-content:space-between;align-items:flex-start;gap:8px}.audio-controls .badge{background:#7dd3fc26;border:1px solid rgba(125,211,252,.4);padding:6px 10px;border-radius:999px;color:var(--accent);font-weight:700;font-size:.9rem}.source-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px}.card-button{display:flex;flex-direction:column;align-items:flex-start;gap:4px;padding:12px;border-radius:12px;border:1px solid var(--border);background:#ffffff05;color:var(--text);cursor:pointer;min-height:44px;transition:border-color .2s,box-shadow .2s,transform .05s}.card-button:hover{border-color:var(--accent);box-shadow:0 0 0 1px #7dd3fc33}.card-button.active{border-color:var(--accent);background:#7dd3fc14;box-shadow:0 0 0 1px #7dd3fc40}.card-button small{color:var(--muted)}.visualizer-cards,.preset-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px}.viz-card,.preset-card{border:1px solid var(--border);border-radius:12px;padding:12px;background:#0c111ecc;display:flex;flex-direction:column;gap:6px;cursor:pointer;min-height:44px}.viz-card.active,.preset-card.active{border-color:var(--accent);box-shadow:0 0 0 1px #7dd3fc33}.viz-controls{display:flex;flex-direction:column;gap:10px}.viz-meta,.preset-meta{color:var(--muted);font-size:.9rem}.value-row{display:flex;justify-content:space-between;align-items:center;gap:8px;color:var(--muted)}.dual-input{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.help-chip{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:999px;border:1px solid rgba(255,255,255,.2);background:#ffffff0a;color:var(--text);margin-left:6px;cursor:pointer;position:relative}.help-chip:after{content:attr(data-tip);position:absolute;left:50%;bottom:120%;transform:translate(-50%);background:#0b1021f2;color:var(--text);border:1px solid var(--border);padding:8px 10px;border-radius:8px;box-shadow:var(--shadow);width:220px;max-width:260px;font-size:.85rem;opacity:0;pointer-events:none;transition:opacity .12s ease;z-index:20}.help-chip:hover:after{opacity:1}.tap-overlay,.help-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#04060ea6;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:20}.tap-overlay.hidden,.help-overlay.hidden,.status-banner.hidden{display:none}.overlay-card{background:#0b1021e6;border:1px solid var(--border);border-radius:14px;padding:18px;max-width:360px;text-align:center;box-shadow:var(--shadow)}.help-overlay h3{margin-top:0}.help-overlay ol{padding-left:20px}.status-banner{position:absolute;bottom:12px;left:12px;right:12px;padding:10px 12px;border-radius:12px;background:#171f37e6;border:1px solid rgba(248,180,0,.4);color:#fbbf24;font-weight:600}.hint-row{display:flex;gap:8px;align-items:center;padding:10px;border-radius:10px;background:#ffffff08;border:1px dashed var(--border)}.hint-dot{width:24px;height:24px;border-radius:50%;background:#ffffff14;display:inline-flex;align-items:center;justify-content:center;font-weight:700}.help-notes ul{margin:8px 0 0;padding-left:18px;color:var(--muted)}@media (max-width: 1100px){.audio-app{grid-template-columns:1fr}.audio-controls{position:relative;max-height:none;top:0}}@media (pointer: coarse){.card-button,.viz-card,.preset-card,.audio-toolbar button,.button-row button{min-height:52px;font-size:1rem}}