/* Yang Photo — Photoshop-style shell */
:root{
  --bg:#1a1a1a; --chrome:#232323; --chrome2:#2b2b2b; --panel:#252525;
  --rail:#1f1f1f; --line:#3a3a3a; --line2:#333;
  --txt:#dcdcdc; --dim:#8f8f8f; --dimmer:#6b6b6b;
  --accent:#2d8cf0; --accent-d:#1f6fc4; --ok:#4fbf6b; --warn:#e0a33a; --err:#e05b5b;
  --shadow:0 12px 32px rgba(0,0,0,.55);
  --h-menubar:36px; --h-status:26px; --w-rail:52px; --w-dock:296px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--txt);
  font:12px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  overflow:hidden;-webkit-font-smoothing:antialiased;
}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0;padding:0}
[hidden]{display:none !important}
::-webkit-scrollbar{width:11px;height:11px}
::-webkit-scrollbar-track{background:#1c1c1c}
::-webkit-scrollbar-thumb{background:#464646;border:2px solid #1c1c1c;border-radius:6px}
::-webkit-scrollbar-thumb:hover{background:#5a5a5a}

/* ---------- menu bar ---------- */
.menubar{
  height:var(--h-menubar);display:flex;align-items:center;gap:14px;
  padding:0 10px;background:var(--chrome);border-bottom:1px solid #000;
  position:relative;z-index:60;user-select:none;
}
.brand{display:flex;align-items:center;gap:8px;font-weight:600;letter-spacing:.2px;white-space:nowrap}
.brand svg{width:20px;height:20px;flex:none}
.brand span{color:var(--dim);font-weight:400}
.tabs{display:flex;gap:2px;margin-left:6px}
.tab{
  padding:6px 12px;border-radius:4px;color:var(--dim);font-size:12px;
  border:1px solid transparent;
}
.tab:hover{background:#2e2e2e;color:var(--txt)}
.tab.on{background:#333;color:#fff;border-color:#454545}
.tab-short{display:none}
.tab .pill{margin-left:6px;background:var(--accent);color:#fff;border-radius:9px;padding:1px 6px;font-size:10px;font-weight:600}
.menubar .spacer{flex:1}
.menu{display:flex;gap:2px}
.menu>button{padding:5px 10px;border-radius:3px;color:#c9c9c9}
.menu>button:hover,.menu>button.on{background:#333;color:#fff}
.dropdown{
  position:absolute;top:calc(var(--h-menubar) - 2px);left:0;min-width:224px;
  background:#2d2d2d;border:1px solid #4a4a4a;border-radius:5px;box-shadow:var(--shadow);
  padding:5px;display:none;z-index:70;
}
.dropdown.open{display:block}
.dropdown button{
  display:flex;justify-content:space-between;gap:24px;width:100%;
  padding:6px 9px;border-radius:3px;color:#ddd;text-align:left;
}
.dropdown button:hover:not(:disabled){background:var(--accent);color:#fff}
.dropdown button:disabled{color:#666;cursor:default}
.dropdown kbd{color:#8a8a8a;font:11px ui-monospace,monospace}
.dropdown button:hover kbd{color:#e6f0fb}
.dropdown hr{border:0;border-top:1px solid #444;margin:5px 4px}
.actions{display:flex;gap:6px;align-items:center}
.btn{
  padding:6px 12px;border-radius:4px;background:#333;border:1px solid #474747;color:#e6e6e6;
  white-space:nowrap;
}
.btn:hover:not(:disabled){background:#3d3d3d;border-color:#555}
.btn:disabled{opacity:.42;cursor:not-allowed}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover:not(:disabled){background:#3f9bf5}
.btn.ghost{background:transparent;border-color:#4a4a4a}
.btn.wide{width:100%;justify-content:center;text-align:center;display:block}
.btn.sm{padding:4px 9px;font-size:11px}

/* ---------- app frame ---------- */
.app{display:grid;grid-template-columns:var(--w-rail) minmax(0,1fr) var(--w-dock);height:calc(100vh - var(--h-menubar) - var(--h-status));overflow:hidden}

/* tool rail */
.rail{background:var(--rail);border-right:1px solid #000;display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 0}
.rail button{
  width:40px;height:38px;border-radius:5px;display:grid;place-items:center;color:#b9b9b9;
  position:relative;border:1px solid transparent;
}
.rail button:hover{background:#2c2c2c;color:#fff}
.rail button.on{background:#343434;color:#fff;border-color:#4a4a4a}
.rail button.on::before{content:"";position:absolute;left:-6px;top:7px;bottom:7px;width:2px;background:var(--accent);border-radius:2px}
.rail svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.rail hr{width:26px;border:0;border-top:1px solid #363636;margin:5px 0}

/* workspace */
.workspace{position:relative;background:#161616;overflow:hidden;min-width:0}
.scroll{position:absolute;inset:0;overflow:auto;display:grid;place-items:center;padding:22px}
.stage{position:relative;line-height:0;box-shadow:0 0 0 1px #000,0 6px 26px rgba(0,0,0,.6);background:#101010}
.stage canvas{display:block;max-width:none}
.empty{
  position:absolute;inset:0;display:grid;place-items:center;padding:24px;z-index:5;
  background:radial-gradient(circle at 50% 40%,#1f1f1f 0%,#141414 70%);
}
.empty .card{text-align:center;max-width:430px;border:1px dashed #3f3f3f;border-radius:12px;padding:30px 26px;background:rgba(30,30,30,.6)}
.empty .card svg{width:54px;height:54px;stroke:#6f6f6f;fill:none;stroke-width:1.3;margin-bottom:6px}
.empty h1{font-size:17px;margin:6px 0 8px;font-weight:600;color:#eee}
.empty p{margin:0 0 16px;color:var(--dim);font-size:12.5px;line-height:1.6}
.empty .hint{margin-top:14px;color:var(--dimmer);font-size:11px}
.workspace.dragover::after{
  content:"Drop to open";position:absolute;inset:10px;border:2px dashed var(--accent);border-radius:10px;
  display:grid;place-items:center;font-size:15px;color:#dbe9f7;background:rgba(45,140,240,.10);z-index:9;pointer-events:none;
}
.zoom-hud{position:absolute;right:12px;bottom:12px;display:flex;gap:4px;background:rgba(30,30,30,.9);border:1px solid #3c3c3c;border-radius:6px;padding:4px;z-index:4}
.zoom-hud button{padding:2px 9px;border-radius:4px;color:#bbb}
.zoom-hud button:hover{background:#3a3a3a;color:#fff}
.zoom-hud .lbl{min-width:52px;text-align:center;color:#cfcfcf;padding:3px 2px}

/* crop overlay */
.crop-layer{position:absolute;inset:0;z-index:3;touch-action:none;cursor:crosshair}
.dim{position:absolute;background:rgba(0,0,0,.55);pointer-events:none}
.crop-box{
  position:absolute;outline:1px solid #fff;
  cursor:move;touch-action:none;
}
.crop-box.full{outline-color:rgba(255,255,255,.5)}
.crop-box::before,.crop-box::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(to right,transparent 33.33%,rgba(255,255,255,.28) 33.33%,rgba(255,255,255,.28) 33.45%,transparent 33.45%,transparent 66.6%,rgba(255,255,255,.28) 66.6%,rgba(255,255,255,.28) 66.72%,transparent 66.72%);
}
.crop-box::after{background:
    linear-gradient(to bottom,transparent 33.33%,rgba(255,255,255,.28) 33.33%,rgba(255,255,255,.28) 33.45%,transparent 33.45%,transparent 66.6%,rgba(255,255,255,.28) 66.6%,rgba(255,255,255,.28) 66.72%,transparent 66.72%)}
.crop-box .h{position:absolute;width:12px;height:12px;background:#fff;border-radius:2px;box-shadow:0 0 0 1px rgba(0,0,0,.5)}
.crop-box .h.nw{left:-6px;top:-6px;cursor:nwse-resize}
.crop-box .h.ne{right:-6px;top:-6px;cursor:nesw-resize}
.crop-box .h.sw{left:-6px;bottom:-6px;cursor:nesw-resize}
.crop-box .h.se{right:-6px;bottom:-6px;cursor:nwse-resize}
.crop-box .h.n{left:50%;top:-5px;margin-left:-9px;width:18px;height:9px;cursor:ns-resize}
.crop-box .h.s{left:50%;bottom:-5px;margin-left:-9px;width:18px;height:9px;cursor:ns-resize}
.crop-box .h.w{left:-5px;top:50%;margin-top:-9px;height:18px;width:9px;cursor:ew-resize}
.crop-box .h.e{right:-5px;top:50%;margin-top:-9px;height:18px;width:9px;cursor:ew-resize}
.crop-size{
  position:absolute;left:50%;transform:translateX(-50%);bottom:-26px;background:#000c;color:#fff;
  padding:2px 7px;border-radius:3px;font:11px ui-monospace,monospace;white-space:nowrap;pointer-events:none;
}

/* dock */
.dock{background:var(--panel);border-left:1px solid #000;overflow-y:auto;overflow-x:hidden}
.panel{border-bottom:1px solid #161616}
.panel>header{
  display:flex;align-items:center;gap:8px;padding:8px 10px;background:var(--chrome2);
  font-size:11px;font-weight:600;letter-spacing:.45px;text-transform:uppercase;color:#c2c2c2;
  cursor:pointer;user-select:none;
}
.panel>header .chev{width:10px;height:10px;border-right:1.6px solid #999;border-bottom:1.6px solid #999;transform:rotate(45deg);margin-right:2px;transition:transform .12s;flex:none}
.panel.collapsed>header .chev{transform:rotate(-45deg)}
.panel>header .grow{flex:1}
.panel>header .micro{text-transform:none;letter-spacing:0;font-weight:400;color:var(--dim);font-size:10.5px}
.panel>header button.micro{color:#9db8d4}
.panel>header button.micro:hover{color:#fff}
.panel .body{padding:9px 11px 13px;display:flex;flex-direction:column;gap:9px}
.panel.collapsed .body{display:none}

/* rows & controls */
.row{display:flex;align-items:center;gap:8px}
.row.between{justify-content:space-between}
.row .lbl{color:#b6b6b6;flex:none;width:72px}
.row .val{width:46px;text-align:right;color:#e2e2e2;font-variant-numeric:tabular-nums;font:11px ui-monospace,monospace}
input[type=range]{
  -webkit-appearance:none;appearance:none;flex:1;height:14px;background:transparent;min-width:0;
}
input[type=range]::-webkit-slider-runnable-track{height:3px;background:#4a4a4a;border-radius:2px}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;border-radius:50%;background:#d8d8d8;border:1px solid #6a6a6a;margin-top:-4.5px}
input[type=range]:hover::-webkit-slider-thumb{background:#fff}
input[type=range]::-moz-range-track{height:3px;background:#4a4a4a;border-radius:2px}
input[type=range]::-moz-range-thumb{width:11px;height:11px;border:1px solid #6a6a6a;border-radius:50%;background:#d8d8d8}
input[type=number],input[type=text],select{
  background:#1b1b1b;border:1px solid #454545;border-radius:3px;padding:5px 7px;width:100%;
  color:#eaeaea;min-width:0;
}
input[type=number]:focus,input[type=text]:focus,select:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 2px rgba(45,140,240,.22)}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#8a8a8a 50%),linear-gradient(135deg,#8a8a8a 50%,transparent 50%);background-position:calc(100% - 13px) 11px,calc(100% - 8px) 11px;background-size:5px 5px;background-repeat:no-repeat;padding-right:24px}
.field{display:flex;align-items:center;gap:6px;flex:1}
.field .unit{color:var(--dimmer);font-size:10.5px}
.lock{width:24px;height:24px;flex:none;border-radius:3px;border:1px solid #454545;display:grid;place-items:center;color:#8f8f8f}
.lock.on{color:var(--accent);border-color:#3d6b98;background:#1e2c3a}
.lock svg{width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:1.7}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px}
.tile{
  background:#313131;border:1px solid #454545;border-radius:4px;padding:7px 4px;display:flex;
  align-items:center;justify-content:center;gap:6px;color:#d8d8d8;font-size:11px;
}
.tile:hover{background:#3c3c3c;border-color:#555;color:#fff}
.tile svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.note{color:var(--dimmer);font-size:10.5px;line-height:1.5}
.kv{display:flex;justify-content:space-between;gap:8px;color:var(--dim);font-size:11px}
.kv b{color:#dcdcdc;font-weight:500;font-variant-numeric:tabular-nums}
.info{background:#1d1d1d;border:1px solid #383838;border-radius:4px;padding:7px 8px;font:11px/1.5 ui-monospace,monospace;color:#a9a9a9}
.info b{color:#e8e8e8;font-weight:500}
.chk{display:flex;align-items:center;gap:7px;color:#bdbdbd;font-size:11.5px;cursor:pointer}
.chk input{accent-color:var(--accent);width:13px;height:13px;margin:0}
.divider{height:1px;background:#383838;margin:1px 0}
.warnbox{background:#31251a;border:1px solid #5c4326;color:#e5bb85;border-radius:4px;padding:7px 8px;font-size:10.8px;line-height:1.5}

/* status bar */
.statusbar{
  height:var(--h-status);display:flex;align-items:center;gap:16px;padding:0 12px;
  background:var(--chrome);border-top:1px solid #000;color:var(--dim);font-size:11px;
  font-variant-numeric:tabular-nums;white-space:nowrap;overflow:hidden;
}
.statusbar .grow{flex:1}
.statusbar b{color:#cfcfcf;font-weight:500}
.statusbar .dot{width:7px;height:7px;border-radius:50%;background:#4a4a4a;display:inline-block;margin-right:5px}
.statusbar .dot.busy{background:var(--accent);animation:pulse 1s infinite}
@keyframes pulse{50%{opacity:.35}}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.62);display:grid;place-items:center;z-index:100;padding:20px}
.modal .sheet{background:#2a2a2a;border:1px solid #4b4b4b;border-radius:8px;box-shadow:var(--shadow);width:min(430px,100%);overflow:hidden}
.modal header{display:flex;align-items:center;padding:11px 14px;background:#333;font-weight:600;font-size:12.5px}
.modal .content{padding:14px;display:flex;flex-direction:column;gap:11px}
.modal footer{display:flex;justify-content:flex-end;gap:8px;padding:11px 14px;background:#252525;border-top:1px solid #3a3a3a}
.seg{display:flex;background:#1e1e1e;border:1px solid #454545;border-radius:4px;padding:2px;gap:2px}
.seg button{flex:1;padding:5px 4px;border-radius:3px;color:#aaa;font-size:11px}
.seg button.on{background:#3f3f3f;color:#fff}

/* ---------- batch mode ---------- */
.batch{display:grid;grid-template-columns:minmax(0,1fr) var(--w-dock);height:calc(100vh - var(--h-menubar) - var(--h-status));overflow:hidden}
.batch-main{display:flex;flex-direction:column;min-width:0;overflow:hidden;background:#191919}
.dropzone{
  margin:16px;border:1.5px dashed #474747;border-radius:10px;padding:26px 20px;text-align:center;
  background:#1e1e1e;transition:border-color .15s,background .15s;cursor:pointer;flex:none;
}
.dropzone:hover,.dropzone.dragover{border-color:var(--accent);background:#1c2430}
.dropzone.compact{padding:9px 14px;margin:12px 16px 8px;display:flex;align-items:center;gap:10px;justify-content:center}
.dropzone.compact svg{width:18px;height:18px;margin:0}
.dropzone.compact h2{font-size:12px;margin:0;font-weight:500}
.dropzone.compact p{display:none}
.dropzone svg{width:34px;height:34px;fill:none;stroke:#7d7d7d;stroke-width:1.4;stroke-linecap:round;margin-bottom:2px}
.dropzone h2{font-size:14px;margin:4px 0 5px;color:#eaeaea;font-weight:600}
.dropzone p{margin:0;color:var(--dim);font-size:11.5px}
.batch-list{flex:1;overflow:auto;padding:0 16px 16px;display:flex;flex-direction:column;gap:6px}
.brow{
  display:grid;grid-template-columns:46px minmax(0,1fr) auto;gap:11px;align-items:center;
  background:#232323;border:1px solid #333;border-radius:6px;padding:7px 10px;
}
.brow .thumb{width:46px;height:46px;border-radius:4px;object-fit:cover;background:#151515;display:block}
.brow .meta{min-width:0}
.brow .nm{color:#e2e2e2;font-size:11.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:3px}
.brow .sub{color:var(--dim);font-size:10.5px;display:flex;gap:9px;flex-wrap:wrap}
.brow .sub .save{color:var(--ok)}
.brow .sub .bad{color:var(--err)}
.brow .right{text-align:right;display:flex;align-items:center;gap:9px}
.brow .sizes{font:11px ui-monospace,monospace;color:#cfcfcf;white-space:nowrap}
.brow .sizes s{color:#777;text-decoration-color:#666}
.brow .x{width:22px;height:22px;border-radius:3px;color:#888;display:grid;place-items:center}
.brow .x:hover{background:#3a2222;color:#e88}
.brow .state{width:14px;height:14px;flex:none;border-radius:50%;border:2px solid #4a4a4a}
.brow .state.run{border-color:var(--accent);border-top-color:transparent;animation:spin .7s linear infinite}
.brow .state.done{border-color:var(--ok);background:var(--ok)}
.brow .state.err{border-color:var(--err);background:var(--err)}
@keyframes spin{to{transform:rotate(360deg)}}
.batch-empty{color:var(--dimmer);text-align:center;padding:30px 10px;font-size:12px}
.progress{height:4px;border-radius:3px;background:#333;overflow:hidden}
.progress i{display:block;height:100%;width:0;background:var(--accent);transition:width .18s}
.total{display:flex;flex-direction:column;gap:5px}
.total .big{font-size:19px;color:#fff;font-weight:600;font-variant-numeric:tabular-nums}
.total .big small{font-size:11px;color:var(--ok);font-weight:500;margin-left:6px}

/* toast */
.toast-wrap{position:fixed;left:50%;bottom:44px;transform:translateX(-50%);z-index:200;display:flex;flex-direction:column;gap:7px;align-items:center;pointer-events:none}
.toast{background:#333;border:1px solid #4d4d4d;border-radius:6px;padding:8px 14px;box-shadow:var(--shadow);font-size:11.5px;max-width:80vw}
.toast.err{border-color:#7a3b3b;background:#3a2424;color:#f0c4c4}
.toast.ok{border-color:#35603f;background:#22322a;color:#c6e8d2}

/* ---------- responsive ---------- */
@media (max-width:900px){
  :root{--w-dock:270px}
  .menu{display:none}
}
@media (max-width:780px){
  body{overflow:auto}
  .menubar{gap:6px;padding:0 8px;overflow:hidden}
  .brand{font-size:12px;gap:6px}
  .brand svg{width:16px;height:16px}
  .brand span{display:none}
  .tabs{margin-left:0;flex:none}
  .tab{padding:5px 9px;font-size:11px;white-space:nowrap}
  .tab-short{display:inline}
  .tab-long{display:none}
  #btnOpen{padding:6px 9px}
  #btnOpen .btn-label{display:none}
  #btnOpen svg{margin-right:0 !important}
  .app,.batch{grid-template-columns:1fr;grid-template-rows:minmax(0,1fr) auto;height:calc(100dvh - var(--h-menubar) - var(--h-status));position:relative}
  .rail{
    position:absolute;left:0;right:0;top:0;height:46px;flex-direction:row;justify-content:center;
    border-right:0;border-bottom:1px solid #000;z-index:6;padding:3px;
  }
  .rail hr{display:none}
  .rail button{width:42px;height:36px}
  .rail button.on::before{left:8px;right:8px;top:auto;bottom:-3px;width:auto;height:2px}
  .workspace{grid-row:1;margin-top:46px}
  .dock{border-left:0;border-top:1px solid #000;max-height:44vh;overflow:auto;grid-row:2}
  .batch-main{grid-row:1}
  .statusbar{gap:10px;font-size:10.5px;padding:0 9px}
  .statusbar .hide-sm{display:none}
  .scroll{padding:12px}
  .modal{place-items:end center;padding:0}
  .modal .sheet{width:100%;border-radius:10px 10px 0 0;border-bottom:0}
}