:root{
  --bg:#0e0f11; --panel:#151619; --panel2:#232529; --panel3:#2c2f35; --line:#26292f;
  --tx:#f2f3f5; --tx2:#8a919e; --tx3:#5c6370;
  --acc:#0a99ff; --acc2:#2fabff; --acc-soft:rgba(10,153,255,.14);
  --ok:#30d158; --warn:#ffcf5c;
  --r:10px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--tx);
  font:13px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,sans-serif;
  overflow:hidden;-webkit-font-smoothing:antialiased}
.hidden{display:none !important}

/* ---------- scrollbars ---------- */
*{scrollbar-width:thin;scrollbar-color:#3d424b transparent}
*::-webkit-scrollbar{width:10px;height:10px}
*::-webkit-scrollbar-track{background:transparent}
*::-webkit-scrollbar-corner{background:transparent}
*::-webkit-scrollbar-thumb{background:#3d424b;border-radius:99px;
  border:3px solid transparent;background-clip:padding-box;min-height:40px}
*::-webkit-scrollbar-thumb:hover{background:#565c68;
  border:3px solid transparent;background-clip:padding-box}
*::-webkit-scrollbar-thumb:active{background:#6a7180;
  border:3px solid transparent;background-clip:padding-box}

/* ---------- topbar ---------- */
.topbar{height:50px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:0 14px;border-bottom:1px solid var(--line);background:var(--panel)}
.brand{font-weight:600;letter-spacing:-.01em;display:flex;align-items:center;gap:8px;font-size:13px}
.logo{font-size:16px}
.top-actions{display:flex;gap:6px}

#app{display:grid;grid-template-columns:320px 1fr;height:calc(100% - 50px)}
#app>*{min-height:0}
.static-mode .vonly{display:none!important}

/* ---------- tabs (segmented) ---------- */
.tabs{display:flex;gap:2px;background:var(--panel2);border-radius:9px;padding:2px}
.tab{padding:6px 18px;border-radius:7px;font-weight:500;font-size:12px;
  background:transparent;border:none;color:var(--tx2);cursor:pointer;transition:.12s}
.tab:hover{color:var(--tx)}
.tab.active{background:#3a3e46;color:var(--tx)}

/* ---------- sidebar: flat sections, hairline dividers ---------- */
.sidebar{overflow-y:auto;border-right:1px solid var(--line);padding:0 14px 20px;background:var(--panel)}
.card{background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0;
  padding:15px 1px;margin:0}
.card:last-child{border-bottom:0}
.card h3{margin:0 0 12px;font-size:10.5px;text-transform:uppercase;letter-spacing:.1em;
  color:var(--tx2);font-weight:600}
.subhead{font-size:11px;color:var(--tx2);font-weight:500;margin:2px 0 8px}

label{display:block;font-size:11.5px;color:var(--tx2);margin-bottom:10px;font-weight:500}
label b{color:var(--tx);float:right;font-weight:500;font-variant-numeric:tabular-nums}
.rowfull{display:block}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:8px}
input[type=number],input[type=text],select,textarea{
  width:100%;margin-top:5px;background:var(--panel2);color:var(--tx);
  border:1px solid transparent;border-radius:8px;padding:7px 9px;font-size:12px;outline:none;
  transition:border-color .12s, background .12s;font-family:inherit}
input[type=number]:hover,input[type=text]:hover,select:hover,textarea:hover{background:var(--panel3)}
input[type=number]:focus,input[type=text]:focus,select:focus,textarea:focus{
  border-color:var(--acc);background:var(--panel2)}
textarea{resize:vertical;min-height:52px}
select{appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='9' height='6'%3E%3Cpath d='M1 1l3.5 3.5L8 1' stroke='%238a919e' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 10px center;padding-right:26px;cursor:pointer}

/* round colour pickers */
input[type=color]{-webkit-appearance:none;appearance:none;width:34px;height:34px;margin-top:6px;
  border:none;border-radius:50%;padding:0;cursor:pointer;background:none;
  box-shadow:0 0 0 1px #3a3e46}
input[type=color]::-webkit-color-swatch-wrapper{padding:3px;border-radius:50%}
input[type=color]::-webkit-color-swatch{border:none;border-radius:50%}
input[type=color]:hover{box-shadow:0 0 0 2px var(--acc)}

input[type=range]{-webkit-appearance:none;appearance:none;width:100%;margin-top:9px;
  height:14px;background:none;cursor:pointer}
input[type=range]:focus{outline:none}
input[type=range]::-webkit-slider-runnable-track{height:4px;border-radius:99px;background:#33373e}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:14px;height:14px;
  border-radius:50%;background:#fff;margin-top:-5px;
  box-shadow:0 1px 4px rgba(0,0,0,.55), 0 0 0 1px rgba(0,0,0,.15);transition:transform .1s}
input[type=range]:hover::-webkit-slider-thumb{transform:scale(1.18)}
input[type=range]:active::-webkit-slider-thumb{transform:scale(1.05);background:#e8eaef}
input[type=range]::-moz-range-track{height:4px;border-radius:99px;background:#33373e}
input[type=range]::-moz-range-thumb{width:14px;height:14px;border:none;border-radius:50%;
  background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.55)}
.check{display:flex;align-items:center;gap:8px;color:var(--tx);margin-top:2px;font-weight:400;font-size:12px}
input[type=checkbox]{-webkit-appearance:none;appearance:none;width:15px;height:15px;
  flex:none;border-radius:4.5px;background:var(--panel2);border:1px solid #3d424b;
  cursor:pointer;position:relative;transition:.12s;margin:0}
input[type=checkbox]:hover{border-color:#565c68}
input[type=checkbox]:checked{background:var(--acc);border-color:var(--acc)}
input[type=checkbox]:checked::after{content:'';position:absolute;left:4.5px;top:1.5px;
  width:3.5px;height:7.5px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}

/* ---------- buttons ---------- */
button{font:inherit;cursor:pointer;border-radius:8px;border:1px solid transparent;
  background:var(--panel2);color:var(--tx);padding:8px 12px;transition:.12s;font-weight:500;font-size:12px}
button:hover:not(:disabled){background:var(--panel3)}
button:disabled{opacity:.4;cursor:not-allowed}
button.danger{background:#c93030;border-color:transparent;color:#fff}
button.danger:hover:not(:disabled){background:#e04141;color:#fff}
button.primary{background:var(--acc);border-color:transparent;color:#fff;font-weight:600}
button.primary:hover:not(:disabled){background:var(--acc2)}
button.big{width:100%;padding:11px;margin-bottom:8px;font-size:13px}
button.ghost{width:100%;padding:9px}
button.ghost.sm,button.sm{width:auto;padding:6px 11px;font-size:11.5px}
.sm2{width:auto;padding:7px 15px;font-size:11.5px;margin:0}

/* ---------- dropzone ---------- */
.dropzone{border:1px dashed #3a3e46;border-radius:10px;padding:20px 12px;text-align:center;
  cursor:pointer;transition:.12s;background:#191b1e}
.dropzone:hover,.dropzone.over{border-color:var(--acc);background:#1a2029}
.dz-icon{font-size:18px;color:var(--acc);margin-bottom:6px}
.dz-title{font-weight:600;font-size:12.5px}
.dz-sub{font-size:11px;color:var(--tx2);margin-top:3px}
.imginfo{margin-top:10px;font-size:11.5px;color:var(--tx2);background:var(--panel2);
  border-radius:8px;padding:7px 10px}
.imginfo b{color:var(--tx)}
.seambox{margin-top:10px;background:#2b2312;border:1px solid #4a3d18;border-radius:8px;
  padding:9px 10px;font-size:11px;color:var(--warn);line-height:1.45}
.seambox button{margin-top:8px}

/* ---------- preset grids ---------- */
.presets{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-bottom:11px}
.presets.social{grid-template-columns:repeat(2,1fr)}
.preset{padding:7px 4px;font-size:11px;text-align:center;line-height:1.3;font-weight:500;
  background:var(--panel2)}
.preset span{display:block;color:var(--tx3);font-size:9.5px;font-weight:400}
.preset:hover:not(.active){background:var(--panel3);color:var(--tx)}
.preset.active{background:var(--acc-soft);border-color:rgba(10,153,255,.35);color:var(--acc2)}
.preset.active span{color:var(--acc2)}

/* ---------- font picker ---------- */
.fontlist{margin-top:5px;background:#1d1f23;border:1px solid var(--line);border-radius:9px;
  max-height:210px;overflow-y:auto;box-shadow:0 12px 32px rgba(0,0,0,.5)}
.fonthead{padding:7px 10px 2px;font-size:9.5px;text-transform:uppercase;letter-spacing:.08em;
  color:var(--tx3);font-weight:600}
.fontopt{padding:6px 10px;font-size:12px;color:var(--tx);cursor:pointer}
.fontopt:hover{background:var(--acc-soft)}
.fontopt.sel{color:var(--acc2);font-weight:600}
.fontempty{padding:10px;font-size:11.5px;color:var(--tx2)}

/* ---------- swatches ---------- */
.swatches{display:grid;grid-template-columns:repeat(6,1fr);gap:6px;margin-bottom:11px}
.swatch{height:26px;padding:0;border-radius:7px;border:1px solid #3a3e46}
.swatch:hover{box-shadow:0 0 0 2px var(--acc);border-color:transparent}

/* ---------- stage ---------- */
.stage{display:flex;flex-direction:column;min-width:0;background:
  radial-gradient(1100px 500px at 50% 0%,#16181c 0%,var(--bg) 70%)}
.stage-wrap{flex:1;display:flex;align-items:center;justify-content:center;padding:20px;
  min-height:0;position:relative}
#preview{max-width:100%;max-height:100%;border-radius:6px;
  box-shadow:0 20px 60px rgba(0,0,0,.6);background:#000;display:none}
.empty{text-align:center;color:var(--tx2)}
.empty-icon{font-size:42px;opacity:.45;margin-bottom:8px}

.transport{display:flex;align-items:center;gap:12px;padding:11px 18px;
  border-top:1px solid var(--line);background:var(--panel)}
.play{width:38px;height:38px;border-radius:50%;font-size:13px;display:grid;place-items:center;padding:0}
#scrub{flex:1;margin-top:0}
.time{font-variant-numeric:tabular-nums;color:var(--tx2);font-size:11.5px;min-width:106px;text-align:right}
.warn{padding:9px 18px;background:#2b2312;color:var(--warn);font-size:12px;border-top:1px solid #4a3d18}
.hint{font-size:11px;color:var(--tx2);margin:2px 0 9px}

/* ---------- gallery ---------- */
.gallery{flex:1;min-height:0;overflow-y:auto;padding:18px;display:grid;
  grid-template-columns:repeat(auto-fill,minmax(max(340px,23%),1fr));gap:16px;align-content:start}
.gitem{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:11px}
.gitem canvas{width:100%;height:auto;display:block;border-radius:7px;
  box-shadow:0 10px 28px rgba(0,0,0,.45)}
.gbar{display:flex;align-items:center;justify-content:space-between;margin-top:10px;gap:10px}
.glabel{font-size:11.5px;color:var(--tx2)}
.ghint{font-size:9.5px;color:var(--tx3)}
.gbar button{padding:6px 13px;font-size:11.5px;width:auto}
.gempty{color:var(--tx2);padding:60px 20px;text-align:center;grid-column:1/-1}
.gadd{display:flex;align-items:center;justify-content:center;min-height:180px;cursor:pointer;
  border:1px dashed #3a3e46;background:transparent;text-align:center;color:var(--tx2);
  font-weight:600;font-size:13px;transition:.12s}
.gadd:hover{border-color:var(--acc);color:var(--acc2)}
.gadd .ghint{display:block;margin-top:6px;font-weight:400}
.gtools{grid-column:1/-1;display:flex;align-items:center;gap:10px;color:var(--tx2);font-size:12px}
.gtools select{width:auto;margin:0}
.fmtsel{width:auto!important;margin:0!important;padding:6px 26px 6px 10px}

/* ---------- mockup editor ---------- */
.tpledit{flex:1;display:flex;flex-direction:column;min-height:0}
.editbar{display:flex;align-items:center;gap:14px;padding:9px 18px;
  border-bottom:1px solid var(--line);background:var(--panel)}
.editname{flex:1;font-size:12px;color:var(--tx2)}
.editwrap{flex:1;display:flex;align-items:center;justify-content:center;min-height:0;padding:20px}
#editCanvas{max-width:100%;max-height:100%;border-radius:6px;
  box-shadow:0 20px 60px rgba(0,0,0,.6)}
.editctrls{display:flex;flex-wrap:wrap;gap:14px 24px;padding:12px 18px 15px;
  border-top:1px solid var(--line);background:var(--panel);align-items:flex-end}
.editctrls label{flex:1;min-width:150px;max-width:250px;margin:0;font-size:11.5px;color:var(--tx2)}
.editctrls .ecolor{flex:none;min-width:0}
.editctrls .ecolor input{display:block;margin-top:2px}
.ephoto{display:flex;gap:8px;align-items:center;flex:none}
.ephoto input{width:160px;margin:0}
.ephoto button{flex:none}
.editctrls label b{color:var(--tx);float:right}

.loupe{position:fixed;z-index:70;width:150px;height:150px;border-radius:50%;overflow:hidden;
  border:2px solid var(--acc);box-shadow:0 12px 34px rgba(0,0,0,.65);pointer-events:none;background:#000}
.loupe canvas{width:100%;height:100%;display:block}
#editCanvas.picking{cursor:crosshair}

/* ---------- batch ---------- */
.batch{margin-top:6px;border-top:1px solid var(--line);padding-top:10px}
.batch summary{cursor:pointer;font-size:11.5px;color:var(--tx2);margin-bottom:8px}
.batchlist{display:grid;gap:5px;margin-bottom:8px;max-height:225px;overflow-y:auto;padding-right:4px}
.batchgroup{font-size:9.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--tx3);
  margin:6px 0 1px;font-weight:600}
.batchlist label{display:flex;align-items:center;gap:8px;margin:0;color:var(--tx);font-size:11.5px}

/* ---------- overlay + toast ---------- */
.overlay{position:fixed;inset:0;background:rgba(5,6,8,.7);display:grid;place-items:center;
  z-index:50;backdrop-filter:blur(3px)}
.modal{background:#1d1f23;border:1px solid var(--line);border-radius:14px;padding:22px;
  width:330px;text-align:center;box-shadow:0 24px 60px rgba(0,0,0,.5)}
.modal h3{margin:0 0 14px;font-size:14px}
.bar{height:7px;background:var(--panel2);border-radius:99px;overflow:hidden;margin-bottom:10px}
.bar>div{height:100%;width:0;background:linear-gradient(90deg,var(--acc),#6cc4ff);transition:width .12s}
.modal .hint{margin-bottom:14px}

.dlbtn{display:inline-flex;align-items:center;justify-content:center;gap:7px}
.dlbtn svg{opacity:.9;margin-top:1px}
.dlmenu{position:fixed;z-index:80;background:#1d1f23;border:1px solid var(--line);border-radius:10px;
  box-shadow:0 14px 40px rgba(0,0,0,.55);padding:4px;min-width:118px}
.dlopt{padding:8px 13px;border-radius:7px;font-size:12px;cursor:pointer;color:var(--tx);font-weight:500}
.dlopt:hover{background:var(--acc-soft);color:var(--acc2)}
.badge{display:inline-block;margin-left:7px;padding:1.5px 8px;border-radius:99px;font-size:9.5px;
  font-weight:600;background:rgba(48,209,88,.16);color:#5fdd8a;vertical-align:1px}
.badge.blue{background:var(--acc-soft);color:var(--acc2)}

.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#1d1f23;
  border:1px solid var(--line);border-radius:10px;padding:10px 17px;font-size:12.5px;z-index:60;
  box-shadow:0 14px 40px rgba(0,0,0,.5);color:var(--tx)}
.toast.ok{border-color:#1d5c34;color:var(--ok)}
.toast.err{border-color:#6b2020;color:#ff7b7b}

@media(max-width:900px){
  body{overflow:auto}
  #app{grid-template-columns:1fr;height:auto}
  .sidebar{border-right:0;border-bottom:1px solid var(--line)}
  .stage-wrap{min-height:50vh}
  .tab{padding:6px 11px}
}