/* 오디오 도구(메트로놈·피치파이프·튜너·피아노·녹음) — 색은 전부 앱 토큰(라이트·다크 공통). 좌우 여백 14px.
   시트 모양은 조 시트(#keySheet)와 같은 문법: 아래에서 올라오는 판 + 어두운 막. */
#auScrim{position:fixed;inset:0;background:rgba(0,0,0,.35);opacity:0;pointer-events:none;transition:opacity .2s;z-index:1200}
#auScrim.show{opacity:1;pointer-events:auto}
#auSheet{position:fixed;left:0;right:0;bottom:0;z-index:1201;max-width:560px;margin:0 auto;max-height:94dvh;display:flex;flex-direction:column;
  background:var(--sur);color:var(--tx);border-radius:18px 18px 0 0;border-top:1px solid var(--brd2);
  padding:8px 14px calc(14px + env(safe-area-inset-bottom,0px));box-shadow:0 -8px 30px rgba(var(--shk),.18);
  transform:translateY(102%);visibility:hidden;transition:transform .26s cubic-bezier(.2,.8,.2,1),visibility 0s .26s}
#auSheet.show{transform:none;visibility:visible;transition:transform .26s cubic-bezier(.2,.8,.2,1),visibility 0s}
#auSheet .au-grab{width:36px;height:4px;border-radius:2px;background:var(--brd2);margin:0 auto 6px;flex:none}
#auSheet .au-head{display:flex;align-items:center;gap:6px;flex:none;min-height:44px}
#auSheet .au-head b{flex:1;font-size:17px;font-weight:800;letter-spacing:-.3px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#auSheet .au-hbtn{flex:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--brd);background:var(--sur2);color:var(--tx);font-size:19px;line-height:1;cursor:pointer;font-family:inherit}
#auSheet .au-hbtn[hidden]{display:none}
#auSheet .au-hbtn:hover{border-color:var(--acc2)}
#auSheet .au-body{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:6px 0 2px;-webkit-overflow-scrolling:touch}
#auSheet button,#auSheet input{font-family:inherit}
#auSheet button:focus-visible,#auSheet input:focus-visible{outline:3px solid var(--acc2);outline-offset:2px}

/* ── 허브 ── */
.au-hub{display:flex;flex-direction:column;gap:8px}
.au-card{display:flex;align-items:center;gap:12px;width:100%;min-height:68px;padding:10px 12px;border:1px solid var(--brd);border-radius:14px;background:var(--sur2);color:var(--tx);text-align:left;cursor:pointer;
  transition:border-color .12s,transform .1s}
.au-card:hover{border-color:var(--acc2)}
.au-card:active{transform:scale(.985)}
.au-card img{width:44px;height:44px;border-radius:10px;flex:none;object-fit:contain}
.au-card-t{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.au-card-t b{font-size:16px;font-weight:800}
.au-card-t small{font-size:12.5px;color:var(--tx2);font-variant-numeric:tabular-nums}
.au-card-go{font-size:22px;color:var(--tx3);flex:none}

/* ── 공용 부품 ── */
.au-lab{white-space:nowrap;display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--tx2)}
/* [?] 네모알약 — 보이는 크기는 작게, 누르는 범위는 40px 로 넓힌다 */
.au-hp{position:relative;flex:none;min-width:24px;height:22px;padding:0 6px;border:1px solid var(--brd2);border-radius:5px;background:var(--sur);color:var(--acc);font-size:12px;font-weight:800;line-height:1;cursor:pointer}
.au-hp::before{content:'';position:absolute;top:50%;left:50%;width:max(40px,100%);height:40px;transform:translate(-50%,-50%)}
.au-hp:hover,.au-hp.on{background:var(--acc-bg);border-color:var(--acc)}
.pn-top .au-hp{border-color:var(--glass-edge);background:none;color:var(--ink)}
.pn-top .au-hp:hover,.pn-top .au-hp.on{background:var(--ink-wash);border-color:var(--ink2);color:var(--ink2)}
#auTip{position:fixed;z-index:1400;display:none;max-width:min(300px,calc(100vw - 32px));padding:10px 12px;border-radius:10px;background:var(--tx);color:var(--bg);
  font-size:13px;line-height:1.5;font-weight:500;word-break:keep-all;box-shadow:var(--sh2)}
#auTip.show{display:block}

.au-seg{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:4px;padding:3px;border-radius:12px;background:var(--sur2);border:1px solid var(--brd)}
.au-seg button{min-height:42px;border:0;border-radius:9px;background:transparent;color:var(--tx2);font-size:14px;font-weight:700;cursor:pointer;padding:0 8px;font-variant-numeric:tabular-nums}
.au-seg button[aria-pressed="true"]{background:var(--acc);color:var(--on-fill)}
.au-seg button:not([aria-pressed="true"]):hover{color:var(--tx)}

.au-step{display:inline-flex;align-items:center;gap:4px}
.au-step button{width:40px;height:40px;border-radius:10px;border:1px solid var(--brd);background:var(--sur2);color:var(--tx);font-size:19px;font-weight:700;line-height:1;cursor:pointer}
.au-step button:hover{border-color:var(--acc2)}
.au-step button:active{transform:scale(.94)}
.au-step output{min-width:44px;text-align:center;font-size:16px;font-weight:800;font-variant-numeric:tabular-nums}

.au-range{-webkit-appearance:none;appearance:none;width:100%;height:40px;margin:0;background:transparent;cursor:pointer;touch-action:pan-y}
.au-range::-webkit-slider-runnable-track{height:6px;border-radius:3px;background:var(--brd2)}
.au-range::-moz-range-track{height:6px;border-radius:3px;background:var(--brd2)}
.au-range::-webkit-slider-thumb{-webkit-appearance:none;width:26px;height:26px;margin-top:-10px;border-radius:50%;background:var(--acc);border:3px solid var(--sur);box-shadow:0 1px 4px rgba(var(--shk),.4)}
.au-range::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--acc);border:3px solid var(--sur);box-shadow:0 1px 4px rgba(var(--shk),.4)}
.au-rows{display:flex;flex-direction:column;margin-top:10px;border:1px solid var(--brd);border-radius:12px;padding:2px 12px}
.au-row{display:grid;grid-template-columns:88px 1fr 52px;align-items:center;gap:10px;min-height:44px;cursor:default}
.au-row+.au-row{border-top:1px solid var(--brd)}
.au-row output{text-align:right;font-size:13px;font-weight:700;color:var(--tx2);font-variant-numeric:tabular-nums}

/* ── 메트로놈 ── */
.am-wrap{display:flex;flex-direction:column;gap:10px}
.am-dots{display:flex;justify-content:center;align-items:center;gap:16px;height:30px}
.am-dot{width:20px;height:20px;border-radius:50%;background:var(--sur2);border:2px solid var(--brd2);transition:background .06s,border-color .06s}
.am-dot.acc{width:26px;height:26px;border-color:var(--acc)}
.am-dot.cur{background:var(--acc2);border-color:var(--acc2)}
.am-dot.acc.cur{background:var(--acc);border-color:var(--acc)}
.am-dot.hit{animation:amHit .18s ease-out}
@keyframes amHit{0%{transform:scale(1.55)}100%{transform:scale(1)}}
.am-bpm{display:flex;align-items:center;justify-content:space-between;gap:8px}
.am-pm{flex:none;width:56px;height:56px;border-radius:14px;border:1px solid var(--brd);background:var(--sur2);color:var(--tx);font-size:28px;font-weight:600;line-height:1;cursor:pointer;touch-action:manipulation;user-select:none;-webkit-user-select:none}
.am-pm:hover{border-color:var(--acc2)}
.am-pm:active{transform:scale(.94);background:var(--acc-bg)}
.am-num{flex:1;min-width:0;display:flex;flex-direction:column;align-items:center}
.am-num input{width:100%;max-width:190px;border:0;background:transparent;color:var(--tx);text-align:center;font-size:68px;font-weight:800;line-height:1.05;letter-spacing:-2px;font-variant-numeric:tabular-nums;padding:0;border-radius:10px}
.am-num span{font-size:13px;font-weight:700;color:var(--tx2);min-height:18px}
.am-sig{margin-top:2px}
.am-main{display:grid;grid-template-columns:1fr 1.5fr;gap:10px}
.am-tap,.am-go{min-height:56px;border-radius:14px;font-size:16px;font-weight:800;cursor:pointer;touch-action:manipulation;user-select:none;-webkit-user-select:none}
.am-tap{border:1px solid var(--brd2);background:var(--sur2);color:var(--tx)}
.am-tap.hit{animation:amTap .16s ease-out}
@keyframes amTap{0%{background:var(--acc-bg);border-color:var(--acc)}100%{background:var(--sur2)}}
.am-go{border:2px solid var(--acc);background:var(--acc);color:var(--on-fill)}
.am-go.on{background:var(--sur2);color:var(--acc)}
.am-go:active,.am-tap:active{transform:scale(.97)}

/* ── 피치파이프 ── */
.ap-wrap{display:flex;flex-direction:column;gap:10px;align-items:center}
.ap-ring{position:relative;width:min(100%,312px);aspect-ratio:1;flex:none}
.ap-ring::before{content:'';position:absolute;inset:7%;border-radius:50%;border:1px dashed var(--brd2);pointer-events:none}
.ap-key{position:absolute;width:46px;height:46px;margin:-23px 0 0 -23px;border-radius:50%;border:2px solid var(--brd2);background:var(--sur);color:var(--tx);font-size:15px;font-weight:800;cursor:pointer;touch-action:manipulation;
  user-select:none;-webkit-user-select:none;transition:background .1s,border-color .1s,transform .1s}
.ap-key.acc{background:var(--sur2);color:var(--tx2)}
.ap-key:hover{border-color:var(--acc2)}
.ap-key.song{border-color:var(--acc2);box-shadow:0 0 0 2px var(--acc-bg)}
.ap-key.sel{border-color:var(--acc);color:var(--acc)}
.ap-key.on{background:var(--acc);border-color:var(--acc);color:var(--on-fill);transform:scale(1.1)}
.ap-core{position:absolute;left:50%;top:50%;width:42%;aspect-ratio:1;transform:translate(-50%,-50%);border-radius:50%;border:2px solid var(--brd2);background:var(--sur2);color:var(--tx);cursor:pointer;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;padding:0}
.ap-core b{font-size:38px;font-weight:800;line-height:1}
.ap-core span{font-size:11.5px;color:var(--tx2);font-weight:600;font-variant-numeric:tabular-nums;max-width:90%;text-align:center}
.ap-core i{font-style:normal;font-size:14px;color:var(--acc);margin-top:2px}
.ap-core.on{border-color:var(--acc);background:var(--acc-bg)}
.ap-ctrl{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%}
.ap-ctrl2{justify-content:center}
.ap-ctrl2 .au-seg{flex:1;max-width:260px}
.ap-grp{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
@media(max-width:380px){.ap-ctrl:not(.ap-ctrl2){flex-direction:column;align-items:stretch}.ap-grp{justify-content:space-between;flex-wrap:nowrap}.ap-ctrl2{flex-direction:row}.ap-ctrl2 .au-hp{align-self:center;flex:none}}

/* ── 튜너 ── */
.at-wrap{display:flex;flex-direction:column;gap:6px;align-items:center}
.at-gwrap{position:relative;width:min(100%,340px)}
.at-gauge{display:block;width:100%;height:auto;overflow:visible}
.tg-arc{fill:none;stroke:var(--brd2);stroke-width:8;stroke-linecap:round}
.tg-zone{fill:none;stroke:var(--success);stroke-width:8;opacity:.5}
.tg-tick{stroke:var(--tx3);stroke-width:2}
.tg-tick.zero{stroke:var(--success);stroke-width:3}
.tg-lab{fill:var(--tx3);font-size:12px;font-weight:700}
.tg-needle{transform-origin:150px 150px;transform-box:view-box}
.tg-needle line{stroke:var(--tx);stroke-width:4;stroke-linecap:round}
.tg-needle circle{fill:var(--tx)}
.at-gwrap.idle .tg-needle{opacity:.3}
.at-gwrap.ok .tg-needle line{stroke:var(--success)}
.at-gwrap.ok .tg-needle circle{fill:var(--success)}
.at-side{position:absolute;bottom:2px;font-size:24px;font-weight:800;color:var(--tx3);line-height:1;transition:color .1s}
.at-side.fl{left:4px}.at-side.sh{right:4px}
.at-side.lit{color:var(--acc)}
.at-read{display:flex;flex-direction:column;align-items:center;gap:2px;margin-top:-2px}
.at-note{display:flex;align-items:flex-start;justify-content:center;line-height:1;min-height:84px}
.at-note b{font-size:84px;font-weight:800;letter-spacing:-2px}
.at-note sub{font-size:22px;font-weight:700;color:var(--tx2);margin:8px 0 0 2px}
.at-read.idle .at-note b{color:var(--tx3)}
.at-read.stale .at-note b{opacity:.55}
.at-read.ok .at-note b{color:var(--success)}
.at-vals{display:flex;gap:14px;font-size:14px;font-weight:700;color:var(--tx2);font-variant-numeric:tabular-nums;min-height:20px}
.at-read.ok .at-vals output:first-child{color:var(--success)}
.at-err{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;padding:10px 12px;border-radius:12px;background:var(--warn-bg);color:var(--warn);font-size:13px;font-weight:600;line-height:1.4}
.at-err[hidden]{display:none}
.at-err button{flex:none;min-height:40px;padding:0 14px;border-radius:10px;border:1px solid var(--warn);background:transparent;color:var(--warn);font-size:13px;font-weight:800;cursor:pointer}
.at-ctrl{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;width:100%;margin-top:8px}
.at-ctrl .at-mic{flex:1 1 130px;min-width:130px;justify-content:center}
.at-ctrl .ap-grp{flex:1 1 100%;justify-content:space-between;flex-wrap:nowrap}
@media(min-width:420px){.at-ctrl .ap-grp{flex:0 0 auto}}
.at-mic{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 16px;border-radius:12px;border:2px solid var(--acc);background:var(--acc);color:var(--on-fill);font-size:14px;font-weight:800;cursor:pointer}
.at-mic i{width:10px;height:10px;border-radius:50%;background:currentColor;opacity:.7}
.at-mic.on{background:var(--sur2);color:var(--acc)}
.at-mic.on i{background:var(--success);opacity:1;animation:atPulse 1.4s ease-in-out infinite}
@keyframes atPulse{50%{transform:scale(.6);opacity:.5}}

/* ── 피아노 ── 화면 전체(시안 4차 07·08): 흰 유리 바 + 청록 잉크 · 88건반 미니맵 · 실물 건반.
   건반 색은 실제 건반처럼 테마와 무관하게 «흰 건반 + 검은 건반». 눌림은 옅은 청록(시안 08). */
:root{--pn-bg:#FFFFFF}
:root[data-theme="dark"]{--pn-bg:var(--bg)}
#auSheet[data-view="piano"]{inset:0;max-width:none;max-height:none;height:100%;margin:0;border:0;border-radius:0;padding:0 0 env(safe-area-inset-bottom,0px);background:var(--pn-bg)}
#auSheet[data-view="piano"] .au-grab,#auSheet[data-view="piano"] .au-head{display:none}
#auSheet[data-view="piano"] .au-body{flex:1;min-height:0;max-height:none;padding:0;overflow:hidden;display:flex;flex-direction:column}
#auSheet[data-view="piano"] .au-tool{flex:1;min-height:0;display:flex;flex-direction:column}
.pn-wrap{flex:1;min-height:0;display:flex;flex-direction:column}
.pn-top{position:relative;z-index:2;display:flex;align-items:center;flex-wrap:wrap;gap:6px 10px;padding:calc(4px + env(safe-area-inset-top,0px)) 10px 4px;
  background:var(--glass);-webkit-backdrop-filter:blur(18px) saturate(1.5);backdrop-filter:blur(18px) saturate(1.5);border-bottom:1px solid var(--glass-edge);box-shadow:inset 0 1px 0 var(--glass-hi),0 6px 18px -10px var(--glass-sh);color:var(--ink)}
.pn-id{flex:1 1 0;min-width:150px;display:flex;align-items:center;gap:8px}
.pn-id b{font-size:16px;font-weight:700;letter-spacing:-.2px;color:var(--ink);white-space:nowrap}
.pn-key{flex:none;min-width:28px;height:26px;padding:0 7px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--ink2);border-radius:7px;background:var(--ink-wash);color:var(--ink2);font-size:14px;font-weight:700}
.pn-read{flex:1;min-width:0;font-size:13px;font-weight:600;color:var(--tx3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-variant-numeric:tabular-nums}
.pn-ico{display:inline-flex;flex:none;color:var(--ink)}
.pn-ib{flex:none;width:40px;height:40px;padding:0;border:0;border-radius:10px;background:none;color:var(--ink);display:inline-flex;align-items:center;justify-content:center;cursor:pointer}
.pn-ib:hover:not(:disabled){background:var(--ink-wash)}
.pn-ib:disabled{opacity:.3;cursor:default}
.pn-ctl{display:flex;align-items:center;flex-wrap:wrap;gap:8px}
.pn-end{flex:none;display:flex;align-items:center;gap:6px}
.pn-sep{width:1px;height:22px;background:var(--glass-edge)}
.pn-seg{display:inline-flex;border:1px solid var(--glass-edge);border-radius:9px;overflow:hidden}
.pn-seg button{min-height:36px;padding:0 11px;border:0;background:none;color:var(--tx3);font-size:13px;font-weight:700;cursor:pointer}
.pn-seg button+button{border-left:1px solid var(--glass-edge)}
.pn-seg button[aria-pressed="true"]{background:var(--ink-wash);color:var(--ink2);box-shadow:inset 0 -2px 0 var(--ink2)}
.pn-chip{min-height:36px;padding:0 11px;border:1px solid var(--glass-edge);border-radius:9px;background:none;color:var(--tx3);font-size:13px;font-weight:700;white-space:nowrap;cursor:pointer;touch-action:manipulation}
.pn-chip[aria-pressed="true"]{border-color:var(--ink2);background:var(--ink-wash);color:var(--ink2)}
.pn-chip:disabled{opacity:.4;cursor:default}
.pn-sus,.pn-kwl{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--ink);white-space:nowrap;cursor:pointer}
.pn-sw{position:relative;flex:none;width:44px;height:26px;padding:0;border:1px solid var(--glass-edge);border-radius:13px;background:var(--ink-wash);cursor:pointer;transition:background .15s,border-color .15s}
.pn-sw::before{content:"";position:absolute;left:50%;top:50%;width:48px;height:40px;transform:translate(-50%,-50%)}
.pn-sw i{position:absolute;top:2px;left:2px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.28);transition:transform .15s}
.pn-sw[aria-checked="true"]{background:var(--ink2);border-color:var(--ink2)}
.pn-sw[aria-checked="true"] i{transform:translateX(18px)}
.pn-kw{width:110px;height:30px;margin:0;accent-color:var(--ink2);cursor:pointer}
.pn-mapbar{position:relative;z-index:1;display:flex;align-items:center;gap:4px;padding:6px 6px 8px;background:var(--pn-bg)}
.pn-map{position:relative;flex:1;min-width:0;height:34px;margin:0 6px;cursor:grab;touch-action:none;outline-offset:4px}
.pn-map.drag{cursor:grabbing}
.pn-mk{position:absolute;inset:0;overflow:hidden;border:1px solid #c7cfd1;border-radius:3px;background:#fff}
.pn-mk b{position:absolute;top:0;bottom:0;border-right:1px solid #d5dbdd}
.pn-mk s{position:absolute;top:0;height:60%;background:#2a2f33;border-radius:0 0 1px 1px}
.pn-win{position:absolute;top:-4px;bottom:-4px;min-width:10px;border:2px solid var(--ink2);border-radius:6px;background:rgba(0,144,166,.16);box-shadow:0 2px 10px rgba(0,144,166,.28);pointer-events:none;transition:left .12s,width .12s}
.pn-map.drag .pn-win{transition:none}
.pn-win i{position:absolute;top:50%;width:5px;height:12px;margin-top:-6px;border-left:1px solid var(--ink2);border-right:1px solid var(--ink2)}
.pn-win i:first-child{left:3px}.pn-win i:last-child{right:3px}
.pn-range{flex:none;min-width:70px;padding-right:4px;text-align:right;font-size:12.5px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}
.pn-stage{flex:1;min-height:0;display:flex;flex-direction:column;gap:10px;padding-top:8px;background:linear-gradient(180deg,#0e1012,#1c2023)}
.pn-kb{position:relative;flex:1;min-height:0;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent;cursor:pointer}
.pn-k{position:absolute;top:0;box-sizing:border-box;overflow:hidden}
.pn-k span{position:absolute;z-index:1;left:0;right:0;text-align:center;line-height:1.05;white-space:pre;pointer-events:none}
.pn-w{bottom:0;z-index:1;border:1px solid #b9c1c4;border-top:0;border-radius:0 0 6px 6px;
  background:linear-gradient(180deg,#e6e9e9 0,#fbfbfb 3%,#fff 55%,#f7f7f5 90%,#e4e7e6 100%);box-shadow:inset 0 -6px 0 #eceeed,inset 0 10px 10px -8px rgba(0,0,0,.4)}
.pn-w span{bottom:14px;font-size:13px;font-weight:600;color:#879195}
.pn-w.on{background:linear-gradient(180deg,#c4eef3 0,#d6f5f8 40%,#c9f0f4 100%);box-shadow:inset 0 -2px 0 #a8dfe6,inset 0 10px 10px -8px rgba(0,0,0,.4)}
.pn-w.on span{font-size:20px;color:#0A7F92}
.pn-b{height:62%;z-index:2;border-radius:0 0 4px 4px;
  background:linear-gradient(90deg,rgba(255,255,255,.1) 0,transparent 14%,transparent 86%,rgba(255,255,255,.1) 100%),linear-gradient(180deg,#0a0c0d 0,#25282b 80%,#4b5054 82.5%,#2a2d30 90%,#111315 100%);
  box-shadow:0 4px 6px rgba(0,0,0,.45),inset 0 -1px 0 rgba(255,255,255,.12)}
.pn-b span{bottom:10px;font-size:9.5px;font-weight:600;color:rgba(255,255,255,.55)}
.pn-b.on{background:linear-gradient(180deg,#053c46 0,#0B6377 88%,#4a96a6 91%,#0b5262 100%)}
.pn-b.on span{color:#fff}
/* 이 곡 음계 = 건반 아래 청록 줄 · 으뜸음 = 점 */
.pn-w.sc::after{content:"";position:absolute;left:24%;right:24%;bottom:6px;height:2px;border-radius:1px;background:#0A8A9D;pointer-events:none}
.pn-b.sc::after{content:"";position:absolute;left:28%;right:28%;bottom:4px;height:2px;border-radius:1px;background:#5FC6D6;pointer-events:none}
.pn-w.tn::before{content:"";position:absolute;z-index:1;left:50%;bottom:42px;width:7px;height:7px;margin-left:-3.5px;border-radius:50%;background:#0A8A9D;pointer-events:none}
.pn-b.tn::before{content:"";position:absolute;z-index:1;left:50%;top:8px;width:6px;height:6px;margin-left:-3px;border-radius:50%;background:#5FC6D6;pointer-events:none}
@media(max-width:960px){
  .pn-tx{display:none}
  .pn-kw{width:96px}
}
@media(max-width:640px){
  .pn-ctl{order:3;flex-basis:100%;min-width:0;flex-wrap:nowrap;gap:5px}
  .pn-sep{display:none}
  .pn-sus,.pn-kwl{gap:4px}
  .pn-seg button,.pn-chip{padding:0 8px}
  .pn-kw{width:auto;flex:1;min-width:36px}
  .pn-kwl{flex:1;min-width:0}
  .pn-range{min-width:60px}
}

.au-note{margin:18px 4px;text-align:center;font-size:14px;line-height:1.5;color:var(--tx2)}

/* ── 녹음 ── */
.ar-wrap{display:flex;flex-direction:column;gap:12px}
.ar-stage{display:flex;flex-direction:column;align-items:center;gap:10px;padding:4px 0 2px}
.ar-time{font-size:52px;font-weight:800;line-height:1;letter-spacing:-1px;font-variant-numeric:tabular-nums}
.ar-meter{width:min(100%,280px);height:10px;border-radius:5px;background:var(--sur2);border:1px solid var(--brd);overflow:hidden;transition:opacity .15s}
.ar-meter.idle{opacity:.55}
.ar-meter i{display:block;height:100%;background:var(--success);transform-origin:left center;transform:scaleX(0);transition:transform .06s linear}
.ar-meter.hot i{background:var(--warn)}
.ar-meter.clip i{background:var(--danger)}
.ar-rec{width:84px;height:84px;border-radius:50%;border:3px solid var(--danger);background:var(--sur);cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;touch-action:manipulation;transition:transform .1s}
.ar-rec i{display:block;width:46px;height:46px;border-radius:50%;background:var(--danger);transition:width .15s,height .15s,border-radius .15s}
.ar-rec.on i{width:30px;height:30px;border-radius:7px}
.ar-rec.on{animation:arPulse 1.6s ease-in-out infinite}
.ar-rec:active{transform:scale(.95)}
.ar-rec:disabled{opacity:.5;cursor:default}
@keyframes arPulse{0%,100%{box-shadow:0 0 0 0 rgba(229,83,75,0)}50%{box-shadow:0 0 0 9px rgba(229,83,75,.22)}}
.ar-cap{font-size:13.5px;font-weight:700;color:var(--tx2);text-align:center;min-height:20px}
.ar-song{max-width:100%;font-size:12.5px;color:var(--tx3);text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ar-err{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;border-radius:12px;background:var(--warn-bg);color:var(--warn);font-size:13px;font-weight:600;line-height:1.45}
.ar-err[hidden]{display:none}
.ar-err button{flex:none;min-height:40px;padding:0 14px;border-radius:10px;border:1px solid var(--warn);background:transparent;color:var(--warn);font-size:13px;font-weight:800;cursor:pointer}
.ar-head{display:flex;align-items:center;gap:8px;padding-top:10px;border-top:1px solid var(--brd)}
.ar-head b{font-size:15px;font-weight:800}
.ar-chip{font-size:12px;font-weight:700;color:var(--success);background:var(--success-bg);padding:3px 9px;border-radius:999px}
.ar-empty{padding:16px 8px;text-align:center;font-size:13.5px;line-height:1.5;color:var(--tx2);word-break:keep-all}
.ar-grp h4{display:flex;align-items:center;gap:6px;margin:6px 0 6px;font-size:13px;font-weight:800;color:var(--tx2)}
.ar-gt{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ar-grp h4 em{flex:none;font-style:normal;font-size:11px;font-weight:800;color:var(--on-fill);background:var(--acc);padding:2px 7px;border-radius:999px}
.ar-grp h4 small{flex:none;margin-left:auto;font-size:12px;font-weight:600;color:var(--tx3)}
.ar-item{display:flex;align-items:center;gap:4px;min-height:58px;padding:6px 4px 6px 6px;margin-bottom:6px;border:1px solid var(--brd);border-radius:12px;background:var(--sur2)}
.ar-item.playing{border-color:var(--acc)}
.ar-ib{flex:none;width:40px;height:40px;border-radius:10px;border:0;background:transparent;color:var(--tx2);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;touch-action:manipulation}
.ar-ib:hover{color:var(--tx);background:rgba(var(--ovc),.07)}
.ar-ib[data-act="del"]:hover{color:var(--danger)}
.ar-play{background:var(--acc);color:var(--on-fill);border-radius:50%}
.ar-play:hover{background:var(--acc);color:var(--on-fill);filter:brightness(1.08)}
.ar-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px;padding:0 4px}
.ar-name{font-size:14.5px;font-weight:800;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ar-info small{font-size:12px;color:var(--tx2);font-variant-numeric:tabular-nums}
.ar-ren{width:100%;min-height:34px;padding:0 8px;border-radius:8px;border:1px solid var(--acc);background:var(--sur);color:var(--tx);font-size:16px;font-weight:700;font-family:inherit}
.ar-prog{display:none;height:3px;margin-top:2px;border-radius:2px;background:var(--brd2);overflow:hidden}
.ar-item.playing .ar-prog{display:block}
.ar-prog i{display:block;height:100%;background:var(--acc);transform-origin:left center;transform:scaleX(0);transition:transform .25s linear}
.ar-confirm{padding-left:12px;border-color:var(--danger);background:var(--danger-bg)}
.ar-ctext{flex:1;min-width:0;font-size:13.5px;font-weight:700;line-height:1.35;word-break:keep-all}
.ar-btn{flex:none;min-height:40px;padding:0 14px;border-radius:10px;border:1px solid var(--brd2);background:var(--sur);color:var(--tx);font-size:14px;font-weight:800;cursor:pointer}
.ar-btn.danger{background:var(--danger);border-color:var(--danger);color:var(--on-fill)}

/* ── 데스크톱: 시트가 넓은 화면 한가운데에서도 비례가 흐트러지지 않게 ── */
@media(min-width:681px){
  #auSheet{bottom:24px;border-radius:18px;border:1px solid var(--brd2);max-height:calc(100dvh - 48px)}
}
@media(prefers-reduced-motion:reduce){
  #auSheet,#auSheet.show,#auScrim,.au-card,.ap-key,.am-dot,.pn-win,.pn-sw,.pn-sw i,.ar-rec,.ar-rec i,.ar-meter i,.ar-prog i{transition:none}
  .am-dot.hit,.am-tap.hit,.at-mic.on i,.ar-rec.on{animation:none}
}