:root{
  --ink:#0047AB; --accent:#E15349; --sky:#C2DFF5; --page:#F1F4FA; --pink:#FFE6E6; --yellow:#FFFCE7;
  --white:#fff; --line:#D6DDEA; --muted:#5B6B8C; --text:#1B2540;
  --rail:72px; --panel:300px; --orderbar:72px;
}
*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{font-family:'Poppins',system-ui,sans-serif;font-weight:600;color:var(--text);background:var(--page);font-size:14px;line-height:1.35;overflow:hidden}
button,input,select{font:inherit}
button{cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:700}
h4{font-size:14px;color:var(--ink);margin-bottom:10px}
.eyebrow{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:2px}
.muted{color:var(--muted);font-weight:600}
.hidden{display:none!important}
.sr{position:absolute;left:-9999px}

/* top bar */
#topbar{height:56px;display:flex;align-items:center;gap:10px;padding:0 14px;background:var(--white);border-bottom:1px solid var(--line);position:relative;z-index:20}
#topbar .brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-block{width:24px;height:24px;display:grid;grid-template-columns:1fr 1fr;border-radius:4px;overflow:hidden}
.logo-block i{display:block}
.logo-block i:nth-child(1){background:var(--pink)}.logo-block i:nth-child(2){background:var(--accent)}
.logo-block i:nth-child(3){background:var(--sky)}.logo-block i:nth-child(4){background:var(--ink)}
.wordmark{color:var(--ink);letter-spacing:.06em;font-weight:700}
#topbar select{padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:var(--white);max-width:300px}
#topbar .spacer{flex:1}
#basketCount{background:var(--accent);color:#fff;border-radius:999px;font-size:11px;padding:1px 7px;margin-left:2px}
#basketCount:empty{display:none}
.btn{border:1px solid var(--line);background:var(--white);color:var(--ink);padding:8px 12px;border-radius:8px;font-weight:600;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.btn:hover{background:var(--page)}
.btn:disabled{opacity:.4;cursor:not-allowed}
.btn.primary{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn.primary:hover{background:#003a8c}
.btn.accent{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn.accent:hover{background:#c9443b}
.btn.small{padding:5px 8px;font-size:12px}
.btn.icon{padding:8px;width:36px;height:36px;justify-content:center}
.btn.icon.small{width:30px;height:30px;padding:4px}
.btn:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid var(--sky);outline-offset:1px}

/* layout */
#app{display:grid;grid-template-columns:var(--rail) minmax(0,1fr) var(--panel);grid-template-rows:minmax(0,1fr) var(--orderbar);height:calc(100vh - 56px);min-height:480px}
#rail{grid-row:1;background:var(--white);border-right:1px solid var(--line);display:flex;flex-direction:column;align-items:center;padding:10px 0;gap:6px;overflow:auto}
.tool{width:56px;height:56px;border:0;background:transparent;border-radius:10px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:var(--ink);font-size:10px;font-weight:600;flex-shrink:0}
.tool svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.tool:hover{background:var(--page)}
.tool.active{background:var(--sky)}
.rail-sep{width:36px;height:1px;background:var(--line);margin:4px 0}

#stage{grid-row:1;position:relative;display:flex;flex-direction:column;overflow:hidden;min-width:0}
#stagebar{display:flex;align-items:center;gap:8px;padding:8px 12px;border-bottom:1px solid var(--line);background:var(--white);overflow-x:auto;flex-wrap:nowrap;scrollbar-width:thin}
#stagebar>*{flex-shrink:0}
.sbgroup{display:inline-flex;gap:6px}
.tabs{display:flex;background:var(--page);border-radius:8px;padding:3px;gap:2px}
.tabs button{border:0;background:transparent;padding:6px 14px;border-radius:6px;color:var(--muted);font-weight:600}
.tabs button.active{background:var(--white);color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.08)}
#stagebar .grow{flex:1}
#zoomlbl{min-width:44px;text-align:center;color:var(--muted);font-size:12px}
#canvaswrap{flex:1;position:relative;overflow:hidden;background:var(--page);background-image:radial-gradient(var(--line) 1px,transparent 1px);background-size:18px 18px}
.side{position:absolute;inset:0;display:flex;align-items:safe center;justify-content:safe center;padding:24px;overflow:auto}
.side.hidden{display:none}
.side .canvas-container{box-shadow:0 12px 40px rgba(0,71,171,.18),0 1px 2px rgba(0,0,0,.08);border-radius:2px}
#legend{position:absolute;left:12px;bottom:12px;background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-size:11px;color:var(--muted);display:flex;gap:12px}
#legend span{display:inline-flex;align-items:center;gap:5px}
#legend i{width:14px;height:0;border-top:2px dashed}
#legend .bleed i{border-color:var(--accent)} #legend .trim i{border-color:var(--ink);border-style:solid} #legend .fold i{border-color:#5B6B8C}
#emptyhint{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none}
#emptyhint div{background:rgba(255,255,255,.95);border:1px solid var(--line);border-radius:10px;padding:10px 14px;color:var(--muted);font-size:13px}

/* right context panel */
#panel{grid-row:1;background:var(--white);border-left:1px solid var(--line);display:flex;flex-direction:column;overflow:hidden;min-height:0}
.phead{display:flex;align-items:center;gap:8px;padding:12px 14px;border-bottom:1px solid var(--line)}
.phead h3{font-size:14px;color:var(--ink);flex:1}
#panelIcon{color:var(--ink);display:inline-flex}
#panelIcon svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
#panelClose{display:none}
.pview{flex:1;overflow:auto;padding:14px;min-height:0}
.section{margin-top:14px}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:8px}
.row label{min-width:58px;color:var(--muted);font-size:12px}
.row select,.row input[type=text],.row input[type=number]{flex:1;padding:7px 9px;border:1px solid var(--line);border-radius:8px;min-width:0}
input[type=color]{width:36px;height:32px;border:1px solid var(--line);border-radius:8px;padding:2px;background:#fff}
input[type=range]{flex:1;accent-color:var(--ink)}
.chips{display:flex;flex-direction:column;gap:8px}
.chip{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:999px;padding:5px 12px 5px 5px;background:var(--white)}
.chip .swatch{width:30px;height:30px;border-radius:50%;border:1px solid rgba(0,0,0,.12);position:relative;overflow:hidden;flex-shrink:0}
.chip .swatch input{position:absolute;inset:-6px;width:44px;height:44px;opacity:0;cursor:pointer}
.chip small{color:var(--muted);font-size:11px}
.chip.changed{border-color:var(--ink)}
.chip.changed .swatch{box-shadow:0 0 0 2px var(--ink) inset}
.emojigrid{display:grid;grid-template-columns:repeat(6,1fr);gap:5px}
.emojigrid button{border:1px solid var(--line);background:#fff;border-radius:8px;font-size:22px;padding:5px;line-height:1.2}
.emojigrid button:hover{background:var(--page)}
.shapegrid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.shapegrid button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:10px;color:var(--ink);display:flex;align-items:center;justify-content:center}
.shapegrid button:hover{background:var(--page)}
.shapegrid svg{width:26px;height:26px;fill:currentColor;stroke:currentColor;stroke-width:2}
.maskgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.maskgrid button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:6px;font-size:11px;color:var(--ink)}
.maskgrid button.active{background:var(--sky)}
.toggle{display:inline-flex;gap:4px}
.toggle button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:6px 9px;color:var(--ink);min-width:34px}
.toggle button.on{background:var(--sky)}
.note{background:var(--yellow);border:1px solid #F1E9B8;border-radius:8px;padding:10px 12px;font-size:12px;color:#5A4B00}
.layerlist{display:flex;flex-direction:column;gap:4px}
.layeritem{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:8px;padding:7px 9px;font-size:12px;cursor:pointer}
.layeritem.on{border-color:var(--ink);background:var(--page)}
.layeritem.fixed{cursor:default;background:var(--page);color:var(--muted);border-style:dashed}
.layeritem span{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.layeritem .tag{font-size:10px;background:var(--sky);color:var(--ink);border-radius:999px;padding:1px 7px}
.qtygrid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.qtygrid button,.qtyrow button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:6px 10px;color:var(--ink);font-weight:700}
.qtygrid button.on,.qtyrow button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.qtygrid button small{display:block;font-weight:600;font-size:10px;opacity:.75}
.optlist{display:flex;flex-direction:column;gap:6px}
.optlist label{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:8px;padding:8px 10px;cursor:pointer}
.optlist label.on{border-color:var(--ink);background:var(--page)}
.optlist input{accent-color:var(--ink)}
.optlist .price{margin-left:auto;color:var(--muted);font-size:12px}
.pricebox{border:1px solid var(--line);border-radius:10px;padding:12px;background:var(--page)}
.pricebox .line{display:flex;justify-content:space-between;font-size:13px;margin-bottom:4px}
.pricebox .total{display:flex;justify-content:space-between;align-items:baseline;border-top:1px solid var(--line);margin-top:8px;padding-top:8px}
.pricebox .total b{font-size:22px;color:var(--ink)}
.basketlist{display:flex;flex-direction:column;gap:8px}
.basketitem{border:1px solid var(--line);border-radius:10px;padding:10px;display:flex;gap:10px}
.basketitem img{width:54px;height:54px;object-fit:contain;background:#fff;border:1px solid var(--line);border-radius:4px}
.basketitem .bi{flex:1;font-size:12px}
.basketitem .bi b{display:block;font-size:13px;color:var(--ink)}
.basketitem .bi .sub{color:var(--muted)}
.savelist{display:flex;flex-direction:column;gap:6px}
.saveitem{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:8px;padding:6px 8px;font-size:12px}
.saveitem b{flex:1;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* bottom order bar */
#orderbar{grid-column:1/-1;grid-row:2;background:var(--white);border-top:1px solid var(--line);display:flex;align-items:center;gap:22px;padding:0 18px;overflow-x:auto}
#orderbar>*{flex-shrink:0}
.ob-group{display:flex;align-items:center;gap:8px}
.ob-lbl{color:var(--muted);font-size:12px}
.qtyrow{display:flex;gap:4px;flex-wrap:nowrap}
.qtyrow button{padding:6px 9px;font-size:13px}
#orderbar select{padding:7px 9px;border:1px solid var(--line);border-radius:8px;background:#fff;max-width:200px}
.ob-total{margin-left:auto;display:flex;align-items:center;gap:14px}
.ob-sub{color:var(--muted);font-size:12px;text-align:right;line-height:1.2}
.ob-total b{font-size:22px;color:var(--ink)}
.ob-total .btn{padding:10px 18px}

/* modal + toast */
#modal{position:fixed;inset:0;background:rgba(27,37,64,.45);display:flex;align-items:center;justify-content:center;z-index:50;padding:16px}
#modal .box{background:#fff;border-radius:14px;max-width:460px;width:100%;padding:20px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
#modal h2{font-size:18px;color:var(--ink);margin-bottom:8px}
#modal p{margin:0 0 14px;color:var(--text)}
#modal .actions{display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap}
#modal input[type=text]{width:100%;padding:9px 10px;border:1px solid var(--line);border-radius:8px;margin-bottom:12px}
#toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 16px;border-radius:999px;font-size:13px;z-index:60;box-shadow:0 8px 24px rgba(0,71,171,.3);transition:opacity .2s;max-width:90vw;text-align:center}
#toast.hidden{opacity:0;pointer-events:none;display:block!important}

/* mobile */
#mobilebar,#mobilecta{display:none}
@media (max-width:900px){
  :root{--rail:0px;--panel:0px;--orderbar:0px}
  #topbar{gap:8px;padding:0 10px}
  #topbar .wordmark,#topbar .btn .lbl,#topbar .spacer,#redoBtn,#exportBtn,#savedBtn{display:none}
  #topbar select{flex:1;min-width:0}
  #app{grid-template-columns:1fr;grid-template-rows:1fr;height:calc(100vh - 56px - 44px - 60px)}
  #rail,#orderbar{display:none}
  #stagebar .grow{display:none}
  #panel{display:none}
  #panel.open{display:flex;position:fixed;left:0;right:0;bottom:104px;top:auto;height:58vh;border-left:0;border-top:1px solid var(--line);border-radius:14px 14px 0 0;box-shadow:0 -10px 30px rgba(0,0,0,.15);z-index:30}
  #panelClose{display:inline-flex}
  #mobilecta{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:6px 12px;background:var(--white);border-top:1px solid var(--line);height:44px;position:fixed;left:0;right:0;bottom:60px;z-index:31}
  #mobilecta #mTotal{font-size:14px;color:var(--ink)}
  #mobilebar{display:flex;gap:2px;padding:6px;background:var(--white);border-top:1px solid var(--line);overflow-x:auto;height:60px;position:fixed;left:0;right:0;bottom:0;z-index:31}
  #mobilebar .tool{width:58px;height:46px;flex:0 0 auto;font-size:11px;font-weight:700}
  #legend{display:none}
  .side{padding:10px}
  #toast{bottom:120px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* templates + builder */
.tpllist,.slotlist{display:flex;flex-direction:column;gap:5px;margin-top:8px}
.tplitem{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:8px;padding:6px 8px;font-size:12px}
.tplitem b{flex:1;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tplitem .tag,.slotitem .tag{font-size:10px;background:var(--sky);color:var(--ink);border-radius:999px;padding:1px 7px;flex-shrink:0}
.tplitem.builtin .tag{background:var(--page);color:var(--muted)}
.slotitem{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:8px;padding:6px 8px;font-size:12px;cursor:pointer}
.slotitem.on{border-color:var(--ink);background:var(--page)}
.slotitem span{flex:1}
code{background:var(--page);padding:1px 5px;border-radius:4px;font-family:ui-monospace,Consolas,monospace;font-size:11px}
#panelTitle .mode,#bTitle .mode{font-size:10px;background:var(--accent);color:#fff;border-radius:999px;padding:1px 7px;margin-left:6px;vertical-align:middle}

/* colour keep-list (builder) */
.colourlist{display:flex;flex-direction:column;gap:4px}
.colourrow{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:8px;padding:5px 8px;font-size:12px;cursor:pointer}
.colourrow .sw{width:22px;height:22px;min-width:22px;border-radius:50%;border:1px solid rgba(0,0,0,.15);flex:0 0 22px}
.colourrow span{flex:1;min-width:0}
.colourrow .flag{white-space:nowrap}
.colourrow small{color:var(--muted);font-size:11px}
.colourrow .flag{font-size:10px;background:var(--pink);color:#7A1F17;border-radius:999px;padding:1px 7px;flex-shrink:0}
.colourrow input{accent-color:var(--ink)}
.colourrow.off{opacity:.55}
/* hover label + nudge */
#hoverlbl{position:absolute;pointer-events:none;background:rgba(27,37,64,.92);color:#fff;font-size:11px;padding:4px 8px;border-radius:6px;z-index:8;white-space:nowrap;transform:translate(12px,14px)}
#nudge{position:absolute;z-index:9;background:var(--ink);color:#fff;font-size:12px;padding:8px 28px 8px 12px;border-radius:10px;box-shadow:0 8px 24px rgba(0,71,171,.35);max-width:260px;line-height:1.3}
#nudge .arrow{position:absolute;left:22px;bottom:-8px;width:0;height:0;border-left:8px solid transparent;border-right:8px solid transparent;border-top:8px solid var(--ink)}
#nudge.below .arrow{bottom:auto;top:-8px;border-top:0;border-bottom:8px solid var(--ink)}
#nudge button{position:absolute;right:6px;top:4px;border:0;background:transparent;color:#fff;font-size:16px;line-height:1;cursor:pointer;padding:2px 4px}
@keyframes gd-pop{from{transform:translateY(6px);opacity:0}to{transform:none;opacity:1}}
#nudge{animation:gd-pop .25s ease-out}

.gallerygrid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.gallerygrid button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:4px;cursor:pointer}
.gallerygrid img{width:100%;height:56px;object-fit:cover;border-radius:5px;display:block}
.gallerygrid small{display:block;font-size:10px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.permgrid{display:grid;grid-template-columns:1fr 1fr;gap:4px 8px;margin-bottom:8px}
.permgrid label{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text)}
.permgrid input{accent-color:var(--ink)}