/* M4A MP3 변환기 전용 CSS (2026-10-20). '음질 사다리 + 파형 목록': 파일 띠 → 사다리 칸(요약·설정 | 비트레이트 6단계: 용량 막대 + 원본 선, 담기는 소리 막대) → 파일 목록(앨범 그림·재생, 파형, 용량, 받기).
   좁은 폭은 툴 폭 컨테이너 쿼리(@container ma)로 접는다. 공용 부품은 assets/v2.css. */
.ma-work{container:ma / inline-size;position:relative}
.ma-work [hidden]{display:none!important}
.ma-work.is-drag{outline:2px dashed var(--ink);outline-offset:-6px}
.ma-input{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden}

/* 고르기 전: 끌어 놓기 상자 + 예시 카드 */
.ma-drop{display:grid;grid-template-columns:minmax(0,1fr) 236px;gap:14px;padding:16px;border-bottom:1px solid var(--soft)}
.ma-dropbox{min-height:224px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:20px 16px;border:1px dashed var(--line);border-radius:var(--radius);background:color-mix(in srgb, var(--wash) 55%, var(--paper));text-align:center;cursor:pointer}
.ma-dropbox > b{max-width:30em;font-family:var(--sans);font-size:15px;font-weight:700;line-height:1.45;color:var(--ink)}
.ma-dropbox > span:not(.ma-eq):not(.v2-btn){font-family:var(--sans);font-size:12.5px;line-height:1.55;color:var(--muted)}
.ma-dropbox .ma-pickbtn{margin-top:8px;pointer-events:none}
.ma-dropbox:hover,.ma-work.is-drag .ma-dropbox{background:var(--wash);border-color:var(--ink)}
.ma-input:focus-visible ~ .ma-drop .ma-dropbox,.ma-input:focus-visible ~ .ma-strip .ma-addbtn{outline:2px solid var(--accent);outline-offset:2px}
/* 소리 막대 7개: 마우스를 올리거나 파일을 끌어 올 때만 뛴다 */
.ma-eq{display:flex;align-items:flex-end;gap:5px;height:56px;margin-bottom:10px}
.ma-eq i{display:block;width:7px;height:100%;border-radius:2px;background:var(--muted);transform-origin:50% 100%;transform:scaleY(var(--h,.5));animation:ma-eq 1.1s ease-in-out infinite alternate paused}
.ma-eq i:nth-child(1){--h:.35;animation-delay:-.2s}.ma-eq i:nth-child(2){--h:.7;animation-delay:-.7s}.ma-eq i:nth-child(3){--h:.5;animation-delay:-.4s}.ma-eq i:nth-child(4){--h:1;animation-delay:-.9s}
.ma-eq i:nth-child(5){--h:.6;animation-delay:-.1s}.ma-eq i:nth-child(6){--h:.8;animation-delay:-.55s}.ma-eq i:nth-child(7){--h:.4;animation-delay:-.3s}
.ma-dropbox:hover .ma-eq i,.ma-work.is-drag .ma-eq i{animation-play-state:running;background:var(--ink)}
@keyframes ma-eq{from{transform:scaleY(var(--h,.5))}to{transform:scaleY(calc(1.15 - var(--h,.5)))}}
.ma-sample{display:flex;flex-direction:column;gap:9px;padding:14px;border:1px solid var(--soft);border-radius:var(--radius);background:var(--paper)}
.ma-scov{width:64px;height:64px;border-radius:var(--radius);border:1px solid var(--soft);object-fit:cover}
.ma-sample p{display:flex;flex-direction:column;gap:3px;margin:0}
.ma-sample p b{font-family:var(--sans);font-size:13.5px;font-weight:700;color:var(--ink)}
.ma-sample p span{font-family:var(--sans);font-size:12px;line-height:1.5;color:var(--muted)}
.ma-sample .v2-btn{align-self:flex-start}
.ma-facts{margin:auto 0 0;padding:9px 0 0;border-top:1px solid var(--soft);list-style:none;display:flex;flex-direction:column;gap:5px}
.ma-facts li{position:relative;padding-left:12px;font-family:var(--sans);font-size:11.5px;line-height:1.45;color:var(--muted)}
.ma-facts li::before{content:"";position:absolute;left:0;top:.6em;width:5px;height:5px;border-radius:50%;background:var(--line)}

/* 고른 뒤: 파일 띠 */
.ma-strip{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--soft)}
.ma-sico{flex:0 0 auto;width:28px;height:28px;color:var(--muted)}
.ma-sname{display:flex;flex-direction:column;gap:2px;min-width:0;flex:1;margin:0}
.ma-sname b{font-family:var(--sans);font-size:14px;font-weight:700;color:var(--ink)}
.ma-sname span{font-family:var(--sans);font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.ma-addbtn{cursor:pointer}

/* 사다리 칸: 요약·설정 | 비트레이트 6단계 */
.ma-deck{display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1.14fr);border-bottom:1px solid var(--soft)}
.ma-sum{display:flex;flex-direction:column;gap:6px;padding:16px;border-right:1px solid var(--soft);min-width:0}
.ma-big{display:flex;align-items:baseline;flex-wrap:wrap;gap:4px 9px;margin:2px 0 0;font-family:var(--sans)}
.ma-big b{font-size:38px;font-weight:800;line-height:1.05;letter-spacing:-.025em;color:var(--ink);font-variant-numeric:tabular-nums lining-nums;white-space:nowrap}
.ma-big span{font-size:12.5px;font-weight:600;color:var(--muted)}
.ma-sub{margin:0;font-family:var(--sans);font-size:12.5px;line-height:1.55;color:var(--ink)}
.ma-set{display:flex;flex-direction:column;gap:10px;margin-top:8px}
.ma-f{display:flex;flex-direction:column;gap:5px;min-width:0}
.ma-presets{display:grid;width:100%;grid-template-columns:repeat(3,minmax(0,1fr))}
.ma-presets button{height:var(--v2-ctl);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;padding:0 6px;line-height:1.2}
.ma-presets button b{font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}
.ma-presets button small{font-size:11px;font-weight:600;opacity:.8;font-variant-numeric:tabular-nums}
.ma-chrow{display:flex;align-items:flex-end;justify-content:space-between;gap:8px 12px;flex-wrap:wrap}
.ma-keep{padding-bottom:6px}
.ma-acts{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:6px;margin-top:auto;padding-top:12px}
.ma-acts .ma-go{grid-column:1 / -1;justify-content:center}
.ma-acts .v2-btn{justify-content:center;min-width:0}
.ma-acts .v2-btn span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ma-acts:not(:has(#maShare:not([hidden]))) #maZip{grid-column:1 / -1}
.ma-go.is-stop{background:var(--paper);color:var(--ink);border-color:var(--ink)}

.ma-lad{display:flex;flex-direction:column;gap:6px;padding:14px 16px 12px;min-width:0}
.ma-ladder{position:relative;display:grid;grid-template-columns:62px minmax(0,1fr) 62px 66px 62px;column-gap:8px;row-gap:4px;align-items:center}
.ma-cap{grid-row:1;font-family:var(--sans);font-size:11px;font-weight:600;color:var(--muted)}
.ma-cap--sz{grid-column:2 / 4}
.ma-cap--bd{grid-column:4 / 6}
.ma-rung{grid-column:1 / -1;display:grid;grid-template-columns:subgrid;align-items:center;min-height:34px;padding:0;border:1px solid transparent;border-radius:var(--radius);background:none;cursor:pointer;text-align:left;color:var(--ink);font-family:var(--sans)}
.ma-rung:hover{background:color-mix(in srgb, var(--paper) 70%, transparent)}
.ma-rung[aria-pressed="true"]{background:var(--paper);border-color:var(--ink)}
.ma-rung:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
.ma-k{display:flex;align-items:baseline;gap:3px;padding-left:8px;font-size:15px;font-weight:800;font-variant-numeric:tabular-nums}
.ma-k small{font-size:10.5px;font-weight:600;color:var(--muted)}
.ma-sz,.ma-bd{position:relative;display:block;height:12px;border-radius:2px;background:color-mix(in srgb, var(--line) 35%, transparent);overflow:hidden}
.ma-bd{height:8px}
.ma-szbar,.ma-bdbar{position:absolute;inset:0;display:block;background:color-mix(in srgb, var(--muted) 55%, transparent);transform-origin:0 50%;transform:scaleX(var(--w,0));transition:transform .45s cubic-bezier(.2,.7,.2,1)}
.ma-rung[aria-pressed="true"] .ma-szbar,.ma-rung[aria-pressed="true"] .ma-bdbar{background:var(--ink)}
.ma-szv,.ma-bdv{font-size:12.5px;font-weight:700;text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.ma-bdv{padding-right:8px;font-weight:600;color:var(--muted)}
.ma-rung[aria-pressed="true"] .ma-bdv{color:var(--ink)}
.ma-rung.is-over .ma-szv::after{content:"↑";margin-left:2px;font-weight:700;color:var(--muted)}
/* 원본 선: 용량 열 위를 6단계 내내 가로지른다(accent 한 곳) */
.ma-ladder:has(.ma-orig:not([hidden])){padding-bottom:17px}
.ma-orig{grid-column:2;grid-row:2 / 8;align-self:stretch;position:relative;pointer-events:none;z-index:1}
.ma-orig::before{content:"";position:absolute;top:-2px;bottom:-2px;left:calc(var(--x,0) * 100%);border-left:2px dashed var(--accent)}
.ma-orig span{position:absolute;bottom:-17px;left:calc(var(--x,0) * 100%);transform:translateX(-50%);font-family:var(--sans);font-size:11px;font-weight:700;line-height:14px;color:var(--accent);white-space:nowrap}
.ma-orig.is-out span{transform:translateX(-100%)}
.ma-orig.is-out span::after{content:" →"}
.ma-note{margin:2px 0 0;font-family:var(--sans);font-size:12px;line-height:1.55;color:var(--muted)}

/* 파일 목록 */
.ma-list{border-bottom:1px solid var(--soft)}
.ma-lbar{display:flex;align-items:center;justify-content:space-between;gap:8px 14px;flex-wrap:wrap;padding:10px 16px;border-bottom:1px solid var(--soft)}
.ma-abw{display:flex;align-items:center;gap:8px}
.ma-rows{margin:0;padding:0;list-style:none}
.ma-row{display:grid;grid-template-columns:48px minmax(0,1fr) auto;gap:6px 14px;align-items:start;padding:12px 16px}
.ma-row + .ma-row{border-top:1px solid var(--soft)}
.ma-play{position:relative;width:48px;height:48px;padding:0;border:1px solid var(--soft);border-radius:var(--radius);background:var(--wash);overflow:hidden;cursor:pointer;color:var(--muted)}
.ma-play:disabled{cursor:default;opacity:.55}
.ma-play:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.ma-cov{position:absolute;inset:0;display:grid;place-items:center}
.ma-cov img{width:100%;height:100%;object-fit:cover}
.ma-cov svg{width:24px;height:24px}
.ma-pi{position:absolute;right:3px;bottom:3px;width:18px;height:18px;border-radius:50%;background:var(--ink);opacity:.92}
.ma-pi::before{content:"";position:absolute;left:7px;top:5px;border-left:6px solid var(--paper);border-top:4px solid transparent;border-bottom:4px solid transparent}
.ma-row.is-playing .ma-pi::before{left:5px;top:5px;width:2px;height:8px;border:0;background:var(--paper);box-shadow:5px 0 0 var(--paper)}
.ma-play:disabled .ma-pi{display:none}
.ma-main{min-width:0;display:flex;flex-direction:column;gap:4px}
.ma-name{display:flex;align-items:baseline;gap:4px 10px;flex-wrap:wrap;margin:0;min-width:0}
.ma-name b{font-family:var(--sans);font-size:13.5px;font-weight:700;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
.ma-tags{font-family:var(--sans);font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
.ma-tags:empty{display:none}
.ma-wave{display:flex;align-items:center;gap:8px;height:40px;cursor:pointer;touch-action:pan-y;border-radius:2px}
.ma-wave:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.ma-wave svg{flex:1 1 auto;min-width:0;height:100%;display:block;overflow:visible}
.ma-wt{flex:0 0 auto;font-family:var(--sans);font-size:11.5px;font-weight:600;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}
.ma-mid{stroke:var(--line);stroke-width:1;stroke-dasharray:3 4;vector-effect:non-scaling-stroke}
.ma-wave.has-wave .ma-mid{display:none}
.ma-wv{fill:color-mix(in srgb, var(--muted) 50%, transparent)}
.ma-row.is-run .ma-wv,.ma-wv--p{fill:var(--ink)}
.ma-head{stroke:var(--ink);stroke-width:1.5;vector-effect:non-scaling-stroke;opacity:0}
.ma-row.has-pos .ma-head{opacity:1}
.ma-info{margin:0;font-family:var(--sans);font-size:12px;line-height:1.5;color:var(--muted);font-variant-numeric:tabular-nums}
.ma-row.is-err .ma-info{color:var(--accent)}
.ma-row.is-err .ma-wave{display:none}
.ma-side{display:flex;flex-direction:column;align-items:flex-end;gap:3px;text-align:right}
.ma-size{margin:0;font-family:var(--sans);font-size:12.5px;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}
.ma-size b{font-weight:800;color:var(--ink)}
.ma-st{margin:0;font-family:var(--sans);font-size:11.5px;font-weight:600;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}
.ma-row.is-run .ma-st,.ma-row.is-done .ma-st{color:var(--ink)}
.ma-row.is-stale .ma-st{color:var(--muted)}
.ma-btns{display:flex;gap:4px;margin-top:4px}
.ma-btns .v2-btn{height:30px;padding:0 10px}
.ma-rm{width:30px;justify-content:center;padding:0!important}
.ma-status{min-height:1.5em;margin:0;padding:10px 16px}
.ma-status:empty{display:none}
.ma-noscript{margin:0;padding:12px 16px;font-family:var(--sans);font-size:13px}

@container ma (max-width: 700px){
  .ma-deck{grid-template-columns:minmax(0,1fr)}
  .ma-sum{border-right:0;border-bottom:1px solid var(--soft)}
  .ma-set{flex-direction:row;flex-wrap:wrap;align-items:flex-end;gap:10px 16px}
  .ma-set .ma-f:first-child{flex:1 1 260px}
}
@container ma (max-width: 560px){
  .ma-drop{grid-template-columns:minmax(0,1fr)}
  .ma-dropbox{min-height:180px}
  .ma-sample{display:grid;grid-template-columns:64px minmax(0,1fr);align-items:center;column-gap:12px}
  .ma-sample .v2-btn,.ma-facts{grid-column:1 / -1}
  .ma-row{grid-template-columns:44px minmax(0,1fr)}
  .ma-play{width:44px;height:44px}
  .ma-side{grid-column:1 / -1;flex-direction:row;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:4px 10px}
  .ma-side .ma-size{margin-right:auto}
  .ma-btns{margin-top:0}
}
@container ma (max-width: 440px){
  .ma-ladder{grid-template-columns:62px minmax(0,1fr) 66px 52px;column-gap:6px}
  .ma-k{padding-left:6px}
  .ma-szv{font-size:12px}
  .ma-bdv{font-size:11.5px;padding-right:6px}
  .ma-bd{display:none}
  .ma-cap--sz{grid-column:2}
  .ma-cap--bd{grid-column:3 / 5;text-align:right;padding-right:6px}
  .ma-big b{font-size:32px}
  .ma-strip{flex-wrap:wrap}
  .ma-sname{flex-basis:calc(100% - 40px)}
  .ma-strip .v2-btn{flex:1 1 0;justify-content:center}
}
@media (prefers-reduced-motion: reduce){
  .ma-eq i{animation:none!important}
  .ma-szbar,.ma-bdbar{transition:none}
}
.ma-work.is-reduce .ma-szbar,.ma-work.is-reduce .ma-bdbar{transition:none}