:root{
  --bg:#0a0c12; --bg2:#0f1219; --panel:#12161f; --panel2:#161b26;
  --line:#232a38; --line2:#2e3849;
  --text:#e8edf7; --muted:#8c99b3; --dim:#5f6b84;
  --acc:#5ce2c5; --acc2:#ff6ea0; --acc3:#7aa2ff; --warn:#ffb454;
  --radius:14px;
  --mono:'SFMono-Regular',ui-monospace,'Cascadia Mono',Consolas,monospace;
}
*{box-sizing:border-box}
[hidden]{display:none !important}
html,body{height:100%}
body{
  margin:0;background:
    radial-gradient(1100px 600px at 12% -8%, #16263a 0%, transparent 60%),
    radial-gradient(900px 500px at 100% 0%, #241a2e 0%, transparent 55%),
    var(--bg);
  color:var(--text);
  font:14px/1.55 -apple-system,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;
  -webkit-font-smoothing:antialiased;
}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select{font:inherit;color:inherit}
h1,h2,h3,p{margin:0}
a{color:var(--acc);text-decoration:none}
a:hover{text-decoration:underline}

.app{max-width:1500px;margin:0 auto;padding:22px 26px 40px;display:flex;flex-direction:column;gap:16px}

/* ---------- top ---------- */
.topbar{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:14px}
.logo{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;color:#06231d;flex:none;
  background:linear-gradient(140deg,var(--acc),#4fd0ff 60%,var(--acc3));
  box-shadow:0 8px 26px rgba(92,226,197,.28), inset 0 -2px 8px rgba(0,0,0,.25);
}
.logo svg{width:26px;height:26px}
.brand-text h1{font-size:19px;line-height:1.15;letter-spacing:.4px;display:flex;align-items:baseline;gap:8px}
.brand-text h1 span{font-size:12px;font-weight:500;color:var(--muted);letter-spacing:2px;text-transform:uppercase}
.brand-text p{font-size:11.5px;color:var(--dim);letter-spacing:.6px;margin-top:3px}
.top-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.pill{
  font-size:11.5px;color:var(--muted);border:1px solid var(--line);
  padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.02);font-family:var(--mono);
  display:inline-flex;align-items:center;gap:6px;
}
.pill.safe{color:var(--acc);border-color:rgba(92,226,197,.3);background:rgba(92,226,197,.07)}
.ghost{
  border:1px solid var(--line2);border-radius:10px;padding:8px 14px;font-size:13px;color:var(--text);
  background:rgba(255,255,255,.025);transition:.16s;
}
.ghost:hover{border-color:var(--acc);color:var(--acc);background:rgba(92,226,197,.07)}
.ghost.small{padding:4px 10px;font-size:12px}

.notice{
  border:1px solid rgba(255,180,84,.45);background:rgba(255,180,84,.08);border-radius:10px;
  padding:10px 14px;font-size:12.5px;color:#ffd7a0;display:flex;gap:10px;flex-wrap:wrap;
}
.notice strong{color:var(--warn)}

/* ---------- layout ---------- */
.layout{display:grid;grid-template-columns:292px minmax(0,1fr) 340px;gap:16px;align-items:start}
@media(max-width:1320px){.layout{grid-template-columns:258px minmax(0,1fr) 318px;gap:14px}}
@media(max-width:1080px){
  .layout{grid-template-columns:250px minmax(0,1fr)}
  .params{grid-column:1/-1;position:static;max-height:none}
}
@media(max-width:820px){.layout{grid-template-columns:1fr}}

.panel{
  background:linear-gradient(180deg,rgba(24,29,40,.92),rgba(17,21,29,.92));
  border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:0 18px 44px -28px #000, inset 0 1px 0 rgba(255,255,255,.035);
  padding:16px;
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:13px}
.panel-head h2{font-size:13px;font-weight:600;letter-spacing:.6px;color:#c8d4e8;display:flex;align-items:center;gap:8px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.count{font-family:var(--mono);font-size:11px;background:rgba(92,226,197,.14);color:var(--acc);padding:1px 8px;border-radius:999px;flex:none}

/* ---------- dropzone ---------- */
.dropzone{
  border:1.5px dashed var(--line2);border-radius:12px;padding:20px 12px 16px;text-align:center;
  transition:.18s;background:rgba(255,255,255,.012);cursor:pointer
}
.dropzone:hover,.dropzone.over{border-color:var(--acc);background:rgba(92,226,197,.06)}
.dropzone.over{transform:scale(1.012)}
.dz-icon{font-size:20px;color:var(--acc);line-height:1;margin-bottom:8px}
.dropzone p{font-size:13px;line-height:1.5}
.hint{font-size:11.5px;color:var(--dim);margin-top:4px;line-height:1.45;word-break:break-word}
.hint.warn{color:#ffb3cc}
.dropzone .hint{font-size:10.5px;max-width:100%}
.dropzone .fmt-hint{font-family:var(--mono);font-size:9.5px;letter-spacing:.5px;color:#4d5871;margin-top:9px}
.dropzone .enc-hint{font-size:9.5px;color:#6b5f7a;margin-top:2px}
.link{color:var(--acc);text-decoration:underline;text-underline-offset:3px;padding:0}

/* ---------- filelist ---------- */
.filelist{list-style:none;margin:12px 0 0;padding:0;display:flex;flex-direction:column;gap:6px;max-height:min(44vh,400px);overflow:auto}
.filelist::-webkit-scrollbar{width:6px}
.filelist::-webkit-scrollbar-thumb{background:var(--line2);border-radius:9px}
.filelist li{
  display:flex;align-items:center;gap:9px;padding:8px 10px;border-radius:9px;cursor:pointer;
  border:1px solid transparent;transition:.14s;font-size:12.5px
}
.filelist li:hover{background:rgba(255,255,255,.04)}
.filelist li.active{background:rgba(92,226,197,.1);border-color:rgba(92,226,197,.35)}
.filelist li.bad{opacity:.55}
.filelist .fext{
  font-family:var(--mono);font-size:9.5px;letter-spacing:.4px;padding:2px 5px;border-radius:4px;
  background:rgba(122,162,255,.16);color:#a9c1ff;flex:none;text-transform:uppercase
}
.filelist .fname{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.filelist .fmeta{font-family:var(--mono);font-size:10.5px;color:var(--dim);flex:none}
.filelist .del{color:var(--dim);font-size:14px;padding:0 2px}
.filelist .del:hover{color:var(--acc2)}
.filelist li.locked .fext{background:rgba(255,180,84,.2);color:#ffc978}
.queue-foot{display:flex;gap:8px;margin-top:12px;border-top:1px solid var(--line);padding-top:11px}
.mini-stat{flex:1;text-align:center}
.mini-stat span{display:block;font-family:var(--mono);font-size:13px;color:var(--acc)}
.mini-stat small{font-size:10.5px;color:var(--dim)}

/* ---------- stage ---------- */
.stage{display:flex;flex-direction:column;gap:12px}
.stage-actions{display:flex;gap:8px;flex:none}
.chip-btn{border:1px solid var(--line2);border-radius:8px;padding:5px 11px;font-size:12px;transition:.15s;white-space:nowrap}
.chip-btn:hover:not(:disabled){border-color:var(--acc);color:var(--acc)}
.chip-btn:disabled{opacity:.35;cursor:not-allowed}
.chip-btn.on{border-color:var(--acc2);color:var(--acc2)}

.viz{position:relative;border-radius:11px;overflow:hidden;background:#0b0e15;border:1px solid var(--line)}
#wave{display:block;width:100%;height:150px}
.viz-empty{
  position:absolute;inset:0;display:grid;place-items:center;color:var(--dim);font-size:12.5px;
  background:repeating-linear-gradient(90deg,transparent 0 47px,rgba(255,255,255,.02) 47px 48px);
  padding:0 16px;text-align:center;line-height:1.6;
}
.meta-row{display:flex;flex-wrap:wrap;gap:6px}
.tag{font-family:var(--mono);font-size:10.5px;padding:3px 8px;border-radius:6px;background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--muted)}
.tag b{color:var(--acc);font-weight:600}

.compare{display:flex;flex-direction:column;gap:8px;border:1px solid var(--line);border-radius:11px;padding:11px;background:rgba(255,255,255,.014)}
.compare-head{display:flex;align-items:center;gap:9px}
.compare audio{flex:1;min-width:0;height:32px}
.badge{font-size:10.5px;padding:2px 8px;border-radius:5px;font-family:var(--mono);flex:none}
.badge.src{background:rgba(122,162,255,.16);color:#a9c1ff}
.badge.out{background:rgba(255,110,160,.16);color:#ff9dbe}

.chain{border:1px solid var(--line);border-radius:11px;padding:11px 12px;background:rgba(255,255,255,.014)}
.chain-title{font-size:11px;color:var(--dim);letter-spacing:1px;text-transform:uppercase}
.chain-items{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.chain-items span{font-size:11.5px;padding:3px 9px;border-radius:99px;background:rgba(92,226,197,.09);border:1px solid rgba(92,226,197,.22);color:#a9f0e0}
.muted{color:var(--dim);font-style:normal;font-size:12px}

/* ---------- params ---------- */
.params{display:flex;flex-direction:column;gap:13px;max-height:calc(100vh - 46px);overflow:auto;position:sticky;top:16px;scrollbar-width:thin}
.params::-webkit-scrollbar{width:6px}
.params::-webkit-scrollbar-thumb{background:var(--line2);border-radius:9px}
.tabs{display:flex;gap:4px;background:rgba(0,0,0,.28);padding:4px;border-radius:10px;flex:none}
.tab{flex:1;padding:7px 0;border-radius:7px;font-size:12.5px;color:var(--muted);transition:.15s}
.tab:hover{color:var(--text)}
.tab.active{background:linear-gradient(180deg,#1e2a33,#18222b);color:var(--acc);box-shadow:0 1px 0 rgba(255,255,255,.05) inset}
.tab-body{display:flex;flex-direction:column;gap:13px}
.field{display:flex;flex-direction:column;gap:6px}
.field>label{font-size:11.5px;color:var(--muted);display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.field>label b{color:var(--acc);font-family:var(--mono);font-weight:600}
.tip{margin-left:auto;font-size:10.5px;color:var(--dim)}
.field input[type=text],.field input[type=number],.field select{
  background:#0c1017;border:1px solid var(--line2);border-radius:8px;padding:7px 10px;font-size:12.5px;outline:none;transition:.15s;width:100%
}
.field input:focus,.field select:focus{border-color:var(--acc);box-shadow:0 0 0 3px rgba(92,226,197,.09)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:8px}

input[type=range]{
  -webkit-appearance:none;appearance:none;width:100%;height:4px;border-radius:9px;
  background:linear-gradient(90deg,rgba(92,226,197,.55),rgba(122,162,255,.35));outline:none
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:14px;height:14px;border-radius:50%;
  background:#0e131b;border:2px solid var(--acc);box-shadow:0 0 10px rgba(92,226,197,.45);cursor:grab
}
input[type=range]::-moz-range-thumb{
  width:14px;height:14px;border-radius:50%;background:#0e131b;border:2px solid var(--acc);cursor:grab
}

.fmt-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.fmt{border:1px solid var(--line2);border-radius:8px;padding:7px 4px;text-align:center;font-size:11.5px;transition:.14s;background:rgba(255,255,255,.015)}
.fmt:hover:not(:disabled){border-color:var(--acc3)}
.fmt.active{border-color:var(--acc);background:rgba(92,226,197,.12);color:var(--acc)}
.fmt:disabled{opacity:.35;cursor:not-allowed;text-decoration:line-through}
.fmt small{display:block;font-size:9px;color:var(--dim);margin-top:1px;letter-spacing:.3px}

.seg{display:flex;gap:4px;background:rgba(0,0,0,.26);padding:3px;border-radius:9px;flex-wrap:wrap}
.seg button{flex:1;padding:6px 4px;border-radius:6px;font-size:11.5px;color:var(--muted);min-width:52px;transition:.14s}
.seg button:hover{color:var(--text)}
.seg button.active{background:#1d2733;color:var(--acc);box-shadow:inset 0 0 0 1px rgba(92,226,197,.3)}

.preset-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:6px}
.preset{border:1px solid var(--line2);border-radius:9px;padding:8px 9px;text-align:left;transition:.15s;background:rgba(255,255,255,.014)}
.preset strong{display:block;font-size:12px;font-weight:600}
.preset small{font-size:10px;color:var(--dim);line-height:1.35;display:block;margin-top:2px}
.preset:hover{border-color:var(--acc3)}
.preset.active{border-color:var(--acc);background:rgba(92,226,197,.1)}
.preset.active strong{color:var(--acc)}
.chip-desc{font-size:11.5px;color:var(--muted);padding:8px 10px;border-left:2px solid var(--acc);background:rgba(92,226,197,.055);border-radius:0 8px 8px 0}

.switch{display:flex;align-items:center;gap:10px;cursor:pointer;user-select:none}
.switch input{display:none}
.switch .track{width:40px;height:22px;border-radius:99px;background:#1b2230;border:1px solid var(--line2);position:relative;transition:.2s;flex:none}
.switch .knob{position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:#59657d;transition:.2s}
.switch input:checked + .track{background:rgba(92,226,197,.22);border-color:var(--acc)}
.switch input:checked + .track .knob{left:20px;background:var(--acc);box-shadow:0 0 10px var(--acc)}
.switch-label{font-size:12.5px}

.unlock-head{display:flex;flex-direction:column;gap:7px;padding:11px;border-radius:10px;border:1px solid var(--line);background:rgba(255,255,255,.015)}
.unlock-badge{align-self:flex-start;font-family:var(--mono);font-size:11px;padding:3px 9px;border-radius:99px;background:rgba(255,180,84,.14);color:#ffc978;border:1px solid rgba(255,180,84,.3)}
.unlock-badge.ok{background:rgba(92,226,197,.14);color:var(--acc);border-color:rgba(92,226,197,.3)}
.unlock-badge.off{background:rgba(140,153,179,.12);color:var(--muted);border-color:var(--line2)}
.unlock-desc{font-size:11.5px;color:var(--muted);line-height:1.55}
.enc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:5px}
.enc{font-family:var(--mono);font-size:10px;text-align:center;padding:5px 2px;border-radius:6px;background:rgba(255,255,255,.03);border:1px solid var(--line);color:var(--muted)}
.enc.on{border-color:var(--acc);color:var(--acc);background:rgba(92,226,197,.1)}
.enc.off{opacity:.4;text-decoration:line-through}

.run{display:grid;grid-template-columns:1.4fr 1fr;gap:8px;margin-top:2px;flex:none}
.primary{
  background:linear-gradient(135deg,var(--acc),#43c6ff);color:#04211c;font-weight:700;letter-spacing:.5px;
  border-radius:10px;padding:11px;font-size:13.5px;transition:.16s;
  box-shadow:0 10px 26px -12px rgba(92,226,197,.85)
}
.primary:hover:not(:disabled){filter:brightness(1.08);transform:translateY(-1px)}
.primary:active:not(:disabled){transform:translateY(0)}
.primary:disabled{opacity:.45;filter:grayscale(.5);cursor:not-allowed;transform:none;box-shadow:none}

.progress{display:flex;flex-direction:column;gap:6px;flex:none}
.bar{height:5px;border-radius:9px;background:#0b0f16;overflow:hidden;border:1px solid var(--line)}
.bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--acc),var(--acc3));transition:width .25s;box-shadow:0 0 12px rgba(92,226,197,.6)}
#progressText{font-size:11.5px;color:var(--muted);font-family:var(--mono)}

/* ---------- results ---------- */
.results{margin-top:2px}
.results-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:7px}
.results-list li{
  display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,auto) auto;align-items:center;gap:12px;
  padding:9px 12px;border-radius:9px;background:rgba(255,255,255,.022);border:1px solid var(--line);font-size:12.5px
}
.results-list .rname{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.results-list .rmeta{font-family:var(--mono);font-size:10.5px;color:var(--dim);white-space:nowrap}
.results-list audio{height:30px;max-width:220px}
.results-list .dl{color:var(--acc);font-size:12px;white-space:nowrap;border:1px solid rgba(92,226,197,.35);padding:4px 10px;border-radius:7px}
.results-list .dl:hover{background:rgba(92,226,197,.12)}
@media(max-width:760px){
  .results-list li{grid-template-columns:1fr auto;gap:8px}
  .results-list audio{max-width:100%;grid-column:1/-1}
}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;background:rgba(4,6,10,.72);display:grid;place-items:center;z-index:50;padding:20px;backdrop-filter:blur(3px)}
.modal-box{
  position:relative;max-width:640px;width:100%;max-height:82vh;overflow:auto;
  background:linear-gradient(180deg,#161b26,#11151d);border:1px solid var(--line2);
  border-radius:14px;padding:24px;box-shadow:0 30px 80px -30px #000
}
.modal-box h2{font-size:16px;margin-bottom:16px}
.modal-close{position:absolute;top:14px;right:16px;color:var(--dim);font-size:16px}
.modal-close:hover{color:var(--acc2)}
.help-table{width:100%;border-collapse:collapse;font-size:12.5px;margin-bottom:14px}
.help-table th,.help-table td{padding:7px 8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.help-table th{color:var(--muted);font-weight:600;font-size:11.5px}
.help-table td:first-child{color:var(--muted);white-space:nowrap}
.help-table .yes{color:var(--acc)}
.help-table .no{color:var(--dim)}

/* ---------- foot ---------- */
.foot{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;font-size:11px;color:var(--dim);padding-top:6px}
.foot a{color:var(--muted)}

/* ---------- toast ---------- */
.toast{
  position:fixed;left:50%;bottom:26px;transform:translate(-50%,20px);opacity:0;pointer-events:none;
  background:#182130;border:1px solid var(--line2);color:var(--text);padding:10px 18px;border-radius:10px;
  font-size:12.5px;transition:.25s;box-shadow:0 16px 40px -14px #000;z-index:99;max-width:min(90vw,560px);
  line-height:1.5
}
.toast.show{opacity:1;transform:translate(-50%,0)}
.toast.err{border-color:rgba(255,110,160,.6);color:#ffb3cc}