/* 도구 페이지 공통(합치기·나누기) */
[hidden]{display:none!important}
.th{background:var(--white);border-bottom:2.5px solid var(--ink);padding:34px 0 30px;position:relative;overflow:hidden}
.th::after{content:"";position:absolute;right:0;top:0;width:90px;height:90px;background:linear-gradient(225deg,var(--red) 50%,var(--ink) 50%)}
.th .crumb{font:800 13px var(--mono);color:var(--red-d);letter-spacing:.06em}
.th h1{font-size:clamp(32px,5vw,54px);letter-spacing:-.045em;line-height:1.08;font-weight:900;margin:6px 0 8px}
.th p{margin:0;color:var(--ink-2);font-size:17px;max-width:36em}
.work{padding:30px 20px 10px}

.drop{display:flex;align-items:center;gap:18px;padding:22px 24px;border:2.5px dashed var(--ink);border-radius:var(--r);background:var(--white);cursor:pointer;transition:background .12s,transform .12s}
.drop:hover,.drop.is-over{background:var(--red-l);transform:translateY(-1px)}
.drop.is-over{border-style:solid}
.drop-ic{width:52px;height:52px;color:var(--ink);flex:none}.drop-ic svg{width:100%;height:100%}
.drop b{display:block;font-size:18px;letter-spacing:-.02em}.drop span{color:var(--muted);font-size:14.5px}

.mg{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:24px;align-items:start}
.files{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column;gap:10px}
.empty{margin:18px 4px;color:var(--muted)}
.fcard{display:grid;grid-template-columns:34px 64px minmax(0,1fr) auto;gap:14px;align-items:center;background:var(--white);border:2px solid var(--ink);border-radius:12px;padding:10px 12px;cursor:grab;transition:transform .1s,box-shadow .1s}
.fcard:active{cursor:grabbing}
.fcard.is-drag{opacity:.4}
.fcard.is-target{box-shadow:0 -4px 0 var(--red);}
.fcard.is-err{border-color:var(--red-d);background:#fff4f1}
.fcard .no{font:800 14px var(--mono);color:var(--red-d)}
.fcard .thumb{width:64px;height:84px;background:var(--paper);border:1.5px solid var(--line-2);border-radius:4px;display:grid;place-items:center;overflow:hidden}
.fcard .thumb canvas{width:100%!important;height:auto!important}
.fcard .thumb .bad{font:900 26px var(--font);color:var(--red-d)}
.fcard .meta{min-width:0;display:flex;flex-direction:column;gap:3px}
.fcard .meta b{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:16px}
.fcard .sub{color:var(--muted);font-size:13.5px}.fcard .err{color:var(--red-d);font-size:13.5px;font-weight:600}
.rng{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--ink-2)}
.rng input{flex:1;min-width:0;height:32px;padding:0 10px;border:1.5px solid var(--line-2);border-radius:8px;background:var(--paper);font-size:14px}
.rng input.bad,.fld input.bad{border-color:var(--red-d);background:#fff0ec}
.acts{display:flex;gap:6px}
.ib{width:36px;height:36px;border:1.5px solid var(--ink);background:var(--white);border-radius:9px;font-weight:800;cursor:pointer}
.ib:hover:not(:disabled){background:var(--ink);color:#fff}.ib:disabled{opacity:.3;cursor:default}

.panel{background:var(--white);border:2.5px solid var(--ink);border-radius:var(--r);padding:20px;box-shadow:6px 7px 0 var(--ink);display:flex;flex-direction:column;gap:14px;position:sticky;top:76px}
.panel h2{margin:0;font-size:20px;letter-spacing:-.03em;display:flex;align-items:center;gap:8px}
.badge{font:800 13px var(--mono);background:var(--ink);color:#fff;border-radius:99px;padding:1px 9px}
.stat{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:0}
.stat div{background:var(--paper);border-radius:10px;padding:10px 12px}
.stat dt{font-size:12.5px;color:var(--muted);font-weight:600}.stat dd{margin:0;font:900 28px/1.1 var(--font);letter-spacing:-.03em}
.fld{display:flex;flex-direction:column;gap:5px}.fld span{font-size:13px;font-weight:700;color:var(--ink-2)}
.fld input,.fld select{height:42px;padding:0 12px;border:2px solid var(--ink);border-radius:10px;background:var(--white)}
.row{display:flex;flex-wrap:wrap;gap:8px}
.big{width:100%;min-height:52px;font-size:18px}
.result{border:2px solid var(--ok);background:#effaf4;border-radius:12px;padding:12px 14px;display:flex;flex-direction:column;gap:8px;font-size:14.5px;word-break:break-all}
.result b{color:var(--ok)}
.result .each{display:flex;flex-wrap:wrap;gap:6px}
.tip{margin:0;color:var(--muted);font-size:13.5px}
.tip code,.modehelp code{font:600 12.5px var(--mono);background:var(--paper);padding:1px 6px;border-radius:5px}
.err{color:var(--red-d);font-weight:600;font-size:14px;margin:0}

/* 나누기 */
.sp{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:24px;align-items:start;margin-top:18px}
.drop--wide{padding:18px 22px}
.docbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.docbar b{font-size:19px;letter-spacing:-.02em;word-break:break-all}.docbar span{color:var(--muted);flex:1}
.tabs{display:flex;flex-wrap:wrap;gap:6px;padding:5px;background:var(--white);border:2px solid var(--ink);border-radius:14px;width:fit-content;max-width:100%}
.tabs [role=tab]{border:0;background:none;padding:9px 15px;border-radius:9px;font-weight:700;font-size:14.5px;cursor:pointer;color:var(--ink-2)}
.tabs [role=tab]:hover{background:var(--paper)}
.tabs [role=tab][aria-selected=true]{background:var(--ink);color:#fff}
.modehelp{margin:12px 2px 6px;color:var(--ink-2)}
.modeopts{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end;margin:6px 0 4px}
.modeopts .fld{min-width:220px}
.chk{display:flex;gap:8px;align-items:center;font-weight:600;font-size:14.5px;min-height:42px}
.chk input{width:18px;height:18px;accent-color:var(--ink)}
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:22px 18px;margin-top:18px;padding:6px 2px 30px}
.pt{position:relative;display:flex;flex-direction:column;align-items:center;gap:6px;--seg:transparent}
.pv{position:relative;background:#fff;border:2px solid var(--line-2);border-radius:4px;box-shadow:3px 4px 0 rgba(20,17,15,.12);width:100%;min-height:100px;display:grid;place-items:center;overflow:hidden;border-top:6px solid var(--seg);transition:border-color .1s}
.pv canvas{display:block;width:100%!important;height:auto!important}
.pt.in .pv{border-color:var(--seg)}
.pgrid[data-mode=pick] .pv{cursor:pointer}.pgrid[data-mode=pick] .pt:not(.sel) .pv{opacity:.8}
.pt.sel .pv{box-shadow:0 0 0 3px var(--ink)}
.tag{position:absolute;left:6px;top:6px;min-width:22px;height:22px;border-radius:99px;background:var(--seg);color:#fff;font:800 12px/22px var(--mono);text-align:center;padding:0 6px}
.tag:empty{display:none}
.pn{font:700 13px var(--mono);color:var(--muted)}
.gap{position:absolute;right:-17px;top:38px;width:30px;height:30px;border-radius:50%;border:2px solid var(--ink);background:var(--white);cursor:pointer;z-index:2;font-size:15px;line-height:1;opacity:.25;transition:opacity .1s,transform .1s}
.gap:hover,.gap:focus-visible{opacity:1;transform:scale(1.12)}
.gap.on{opacity:1;background:var(--red)}
.cutline{position:absolute;right:-10px;top:-4px;bottom:22px;border-left:2.5px dashed var(--red-d);pointer-events:none;display:none}
.pt.cut-after .cutline{display:block}
.outs{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;max-height:320px;overflow:auto}
.outs li{display:grid;grid-template-columns:12px minmax(0,1fr) auto;gap:10px;align-items:center;font-size:14px;background:var(--paper);border-radius:8px;padding:7px 10px}
.outs li i{width:12px;height:12px;border-radius:3px;background:var(--seg)}
.outs li span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.outs li em{font:700 12.5px var(--mono);color:var(--muted);font-style:normal}

/* 알림 */
#toasts{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);display:flex;flex-direction:column;gap:8px;z-index:200;pointer-events:none;width:min(560px,calc(100vw - 32px))}
.toast{background:var(--ink);color:#fff;border-radius:12px;padding:12px 16px;font-weight:600;font-size:15px;box-shadow:var(--shadow);transition:opacity .3s,transform .3s}
.toast--error{background:var(--red-d)}.toast--warn{background:#8a4b00}.toast.out{opacity:0;transform:translateY(8px)}

@media (max-width:900px){
  .mg,.sp{grid-template-columns:1fr}.panel{position:static}
  .th::after{width:60px;height:60px}
}
@media (max-width:560px){
  .fcard{grid-template-columns:28px 52px minmax(0,1fr);}
  .fcard .acts{grid-column:1/-1;justify-content:flex-end}
  .fcard .thumb{width:52px;height:68px}
  .drop{flex-direction:column;text-align:center}
  .pgrid{grid-template-columns:repeat(auto-fill,minmax(104px,1fr));gap:20px 14px}
  .gap{right:-14px;width:26px;height:26px}
}