/* Layout: three-column workbench — product spec | cutting-mat stage | tools. Stacks on phones with the stage first. */
:root{
  --bg:#e9edee; --panel:#ffffff; --panel-2:#f3f6f7; --line:#d3dadd; --fg:#172026; --muted:#5b6870;
  --accent:#0a7590; --accent-fg:#ffffff; --accent-soft:#dcf0f5;
  --mat:#2b5a4b; --mat-line:rgba(255,255,255,.07); --mat-major:rgba(255,255,255,.15); --mat-ink:rgba(255,255,255,.72);
  --ok:#17784a; --warn:#9a6200; --bad:#b42318; --ok-soft:#e1f3ea; --warn-soft:#fbf0d9; --bad-soft:#fde6e3;
  --c:#00a3d9; --m:#d4147a; --y:#f2d100; --k:#1b1b1b;
  --shadow:0 1px 2px rgba(16,32,40,.08),0 8px 24px rgba(16,32,40,.08);
  --f-display:"Archivo","Arial Narrow",Arial,sans-serif;
  --f-body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0f1518; --panel:#161f24; --panel-2:#1c272d; --line:#2a3940; --fg:#e3eaed; --muted:#93a4ac;
  --accent:#3db3d1; --accent-fg:#06232c; --accent-soft:#12343e;
  --mat:#1d3c32; --mat-line:rgba(255,255,255,.05); --mat-major:rgba(255,255,255,.11); --mat-ink:rgba(255,255,255,.6);
  --ok:#4cc38a; --warn:#e3a842; --bad:#f2786d; --ok-soft:#123327; --warn-soft:#352711; --bad-soft:#3a1714;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.3); color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0f1518; --panel:#161f24; --panel-2:#1c272d; --line:#2a3940; --fg:#e3eaed; --muted:#93a4ac;
  --accent:#3db3d1; --accent-fg:#06232c; --accent-soft:#12343e;
  --mat:#1d3c32; --mat-line:rgba(255,255,255,.05); --mat-major:rgba(255,255,255,.11); --mat-ink:rgba(255,255,255,.6);
  --ok:#4cc38a; --warn:#e3a842; --bad:#f2786d; --ok-soft:#123327; --warn-soft:#352711; --bad-soft:#3a1714;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.3); color-scheme:dark}

*{box-sizing:border-box}
[hidden]{display:none !important}
html,body{height:100%}
body{background:var(--bg);color:var(--fg);font-family:var(--f-body);font-size:14px;line-height:1.45}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* Header */
.top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:10px 16px;background:var(--panel);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.cmyk{display:grid;grid-template-columns:repeat(2,9px);gap:2px}
.cmyk i{width:9px;height:9px;border-radius:50%;display:block}
.cmyk i:nth-child(1){background:var(--c)}.cmyk i:nth-child(2){background:var(--m)}.cmyk i:nth-child(3){background:var(--y)}.cmyk i:nth-child(4){background:var(--k);box-shadow:0 0 0 1px var(--line)}
.brand b{font-family:var(--f-display);font-weight:800;font-stretch:78%;font-size:20px;letter-spacing:.01em;text-transform:uppercase;white-space:nowrap}
.brand small{font-family:var(--f-mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);border:1px solid var(--line);padding:1px 6px;border-radius:3px}
.namefield{flex:1 1 220px;min-width:0;display:flex;align-items:center;gap:8px}
.namefield label{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);white-space:nowrap}
.namefield input{flex:1;min-width:0;padding:7px 10px;border:1px solid var(--line);border-radius:6px;background:var(--panel-2)}
.actions{display:flex;gap:6px;flex-wrap:wrap}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:7px 12px;border:1px solid var(--line);border-radius:6px;background:var(--panel);cursor:pointer;font-weight:500;white-space:nowrap}
.btn:hover{border-color:var(--accent)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}
.btn.primary:hover{filter:brightness(1.07)}
.btn.small{padding:4px 8px;font-size:12px}
.btn.icon{padding:5px 8px;min-width:32px}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.btn.danger:hover{border-color:var(--bad);color:var(--bad)}
.btn.on{background:var(--accent-soft);border-color:var(--accent);color:var(--fg)}

/* App grid */
.app{display:grid;grid-template-columns:270px minmax(0,1fr) 300px;grid-template-areas:"left stage right";height:calc(100% - 58px);min-height:560px}
.pane{overflow:auto;padding:14px 16px 24px;display:flex;flex-direction:column;gap:18px;background:var(--panel)}
.pane.left{grid-area:left;border-right:1px solid var(--line)}
.pane.right{grid-area:right;border-left:1px solid var(--line)}
.stage{grid-area:stage;display:flex;flex-direction:column;min-width:0;min-height:0}

.sec h3{margin:0 0 8px;font-family:var(--f-display);font-stretch:85%;font-weight:700;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);display:flex;align-items:center;justify-content:space-between;gap:8px}
.sec h3 span{font-family:var(--f-mono);font-weight:400;letter-spacing:0;text-transform:none}
.hint{font-size:12px;color:var(--muted);margin:6px 0 0}

/* Product list */
.plist{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.pitem{display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 4px 7px;border:1px solid var(--line);border-radius:8px;background:var(--panel-2);cursor:pointer;text-align:center;font-size:12px;font-weight:500;line-height:1.2}
.pitem svg{width:40px;height:40px}
.pitem svg path{fill:var(--panel);stroke:var(--muted);stroke-width:1.4}
.pitem[aria-pressed="true"]{border-color:var(--accent);background:var(--accent-soft)}
.pitem[aria-pressed="true"] svg path{stroke:var(--accent)}

select.field,input.field,textarea.field{width:100%;padding:7px 9px;border:1px solid var(--line);border-radius:6px;background:var(--panel-2)}
textarea.field{resize:vertical;min-height:58px}
.matnote{margin-top:8px;padding:8px 10px;border-radius:6px;background:var(--panel-2);border:1px solid var(--line);font-size:12px}
.matnote b{font-family:var(--f-mono);font-weight:600;font-size:11px;display:block;margin-top:4px;color:var(--fg)}

.swatches{display:flex;flex-wrap:wrap;gap:6px}
.sw{width:26px;height:26px;border-radius:50%;border:1px solid rgba(0,0,0,.18);cursor:pointer;padding:0;position:relative}
.sw[aria-pressed="true"]{box-shadow:0 0 0 2px var(--panel),0 0 0 4px var(--accent)}
.colorname{font-size:12px;color:var(--muted);margin-top:6px}
.chips{display:flex;flex-wrap:wrap;gap:5px}
.chip{padding:4px 9px;border:1px solid var(--line);border-radius:999px;background:var(--panel-2);cursor:pointer;font-size:12px;font-family:var(--f-mono)}
.chip[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}

.summary{font-family:var(--f-mono);font-size:11.5px;white-space:pre-wrap;background:var(--panel-2);border:1px dashed var(--line);border-radius:6px;padding:10px;margin:0;line-height:1.55;overflow-wrap:anywhere}

/* Stage */
.stagebar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:10px 16px;background:var(--panel);border-bottom:1px solid var(--line)}
.tabs{display:flex;gap:2px;background:var(--panel-2);border:1px solid var(--line);border-radius:8px;padding:2px;flex-wrap:wrap}
.tab{border:0;background:transparent;padding:6px 9px;border-radius:6px;cursor:pointer;font-weight:500;display:flex;align-items:center;gap:6px}
.tab[aria-selected="true"]{background:var(--panel);box-shadow:0 1px 2px rgba(0,0,0,.12);color:var(--fg)}
.tab .dot{width:6px;height:6px;border-radius:50%;background:var(--line)}
.tab .dot.has{background:var(--m)}
.zonepick{display:flex;align-items:center;gap:6px}
.zonepick label{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.zonepick select{padding:5px 8px;border:1px solid var(--line);border-radius:6px;background:var(--panel-2)}
.spacer{flex:1}
.mat{flex:1;min-height:420px;position:relative;background-color:var(--mat);
  background-image:linear-gradient(var(--mat-major) 1px,transparent 1px),linear-gradient(90deg,var(--mat-major) 1px,transparent 1px),linear-gradient(var(--mat-line) 1px,transparent 1px),linear-gradient(90deg,var(--mat-line) 1px,transparent 1px);
  background-size:100px 100px,100px 100px,20px 20px,20px 20px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.mat .canvas-container{box-shadow:none}
.matlabel{position:absolute;left:12px;top:10px;font-family:var(--f-mono);font-size:10.5px;color:var(--mat-ink);letter-spacing:.04em;pointer-events:none}
.statusbar{display:flex;gap:16px;flex-wrap:wrap;padding:8px 16px;background:var(--panel);border-top:1px solid var(--line);font-family:var(--f-mono);font-size:11.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.statusbar b{color:var(--fg);font-weight:600}

/* Right pane */
.addgrid{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.clips{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-top:8px}
.clip{aspect-ratio:1;border:1px solid var(--line);border-radius:6px;background:var(--panel-2);cursor:pointer;display:flex;align-items:center;justify-content:center;padding:8px}
.clip svg{width:100%;height:100%}
.clip svg *{fill:var(--fg)}
.clip:hover{border-color:var(--accent)}
.props{display:flex;flex-direction:column;gap:10px}
.row{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.row > label{font-size:12px;color:var(--muted);min-width:64px}
.grow{flex:1;min-width:0}
.row input[type=range]{flex:1;min-width:80px;accent-color:var(--accent)}
.row input[type=color]{width:34px;height:30px;border:1px solid var(--line);border-radius:6px;padding:2px;background:var(--panel-2)}
.row input[type=number]{width:70px;padding:5px 6px;border:1px solid var(--line);border-radius:6px;background:var(--panel-2);font-family:var(--f-mono);font-size:12px}
.val{font-family:var(--f-mono);font-size:11.5px;min-width:38px;text-align:right;color:var(--muted)}
.empty{font-size:12.5px;color:var(--muted);padding:12px;border:1px dashed var(--line);border-radius:8px;background:var(--panel-2)}
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 9px;border-radius:6px;font-size:12px;font-weight:500;line-height:1.3}
.badge.ok{background:var(--ok-soft);color:var(--ok)}
.badge.warn{background:var(--warn-soft);color:var(--warn)}
.badge.bad{background:var(--bad-soft);color:var(--bad)}
.badge::before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor;flex:none}
.measure{font-family:var(--f-mono);font-size:12px;background:var(--panel-2);border:1px solid var(--line);border-radius:6px;padding:7px 9px;font-variant-numeric:tabular-nums}

.layers{display:flex;flex-direction:column;gap:3px}
.layer{display:flex;align-items:center;gap:6px;padding:5px 6px 5px 9px;border:1px solid var(--line);border-radius:6px;background:var(--panel-2);font-size:12.5px;cursor:pointer}
.layer.sel{border-color:var(--accent);background:var(--accent-soft)}
.layer .nm{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.layer .ty{font-family:var(--f-mono);font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.layer button{border:0;background:transparent;cursor:pointer;padding:2px 5px;border-radius:4px;color:var(--muted);font-size:12px}
.layer button:hover{color:var(--fg);background:var(--panel)}

.exportlist{display:flex;flex-direction:column;gap:6px}
.exportlist .btn{justify-content:flex-start;text-align:left;white-space:normal}
.exportlist .btn small{display:block;font-size:11px;color:inherit;opacity:.75;font-weight:400}
.gang{border:1px solid var(--line);border-radius:8px;padding:10px;display:flex;flex-direction:column;gap:8px;background:var(--panel-2)}
.gang h4{margin:0;font-size:13px}
.qtyrow{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:12.5px}
.qtyrow input{width:58px;padding:4px 6px;border:1px solid var(--line);border-radius:6px;background:var(--panel);font-family:var(--f-mono)}

/* Modal + toast */
.modal{position:fixed;inset:0;background:rgba(8,14,18,.55);display:flex;align-items:center;justify-content:center;padding:16px;z-index:50}
.modal .box{background:var(--panel);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);width:min(720px,100%);max-height:100%;overflow:auto;padding:18px;display:flex;flex-direction:column;gap:12px}
.modal h2{margin:0;font-family:var(--f-display);font-stretch:85%;font-size:20px;text-wrap:balance}
.modal .prev{background:repeating-conic-gradient(var(--panel-2) 0 25%,var(--panel) 0 50%) 0 0/16px 16px;border:1px solid var(--line);border-radius:6px;overflow:auto;max-height:52vh;display:flex;justify-content:center;padding:8px}
.modal .prev canvas{max-width:100%;max-height:48vh;width:auto;height:auto;object-fit:contain}
.toast{position:fixed;left:50%;bottom:calc(18px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--fg);color:var(--bg);padding:9px 14px;border-radius:8px;font-size:13px;box-shadow:var(--shadow);z-index:60;max-width:calc(100% - 32px)}

/* Responsive */
@media (max-width:1400px){ .zonepick label{display:none} }
@media (max-width:1100px){
  .app{grid-template-columns:240px minmax(0,1fr) 270px}
}
@media (max-width:900px){
  .app{grid-template-columns:1fr;grid-template-areas:"stage" "right" "left";height:auto}
  .pane{overflow:visible;border:0 !important;border-top:1px solid var(--line) !important}
  .mat{flex:none;min-height:0;height:min(118vw,640px)}
  .plist{grid-template-columns:repeat(3,1fr)}
}
@media (prefers-reduced-motion:reduce){*{transition:none !important;animation:none !important}}