:root{color:#2d1f18;font-synthesis:none;--ink:#2d1f18;--paper:#fffaf0;--cream:#f5edd8;--coral:#f05c4a;--teal:#36aa98;--yellow:#ffd35c;--muted:#79685d;background:#f5edd8;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}button,input,select{font:inherit}button{color:inherit}body:before{content:"";z-index:-1;pointer-events:none;background-image:radial-gradient(circle,#2d1f1821 1.6px,#0000 1.8px);background-size:18px 18px;position:fixed;inset:0}.app-shell{width:min(1560px,100%);margin:0 auto;padding:24px clamp(16px,3vw,46px) 20px}.site-header{align-items:center;gap:16px;margin-bottom:24px;display:flex}.site-header h1{letter-spacing:-.055em;margin:0;font-size:clamp(25px,3vw,42px);font-weight:950;line-height:1}.eyebrow{color:var(--coral);letter-spacing:.18em;margin:0 0 5px;font-family:ui-monospace,monospace;font-size:10px;font-weight:900}.brand-mark{background:var(--ink);border:3px solid var(--ink);box-shadow:4px 4px 0 var(--coral);flex:none;grid-template-columns:repeat(3,10px);gap:3px;padding:8px;display:grid;transform:rotate(-2deg)}.brand-mark span{background:var(--yellow);border-radius:2px;width:10px;height:10px}.brand-mark span:nth-child(2),.brand-mark span:nth-child(4),.brand-mark span:nth-child(6),.brand-mark span:nth-child(8){background:var(--teal)}.brand-mark span:nth-child(5){background:var(--coral)}.header-chip{border:2px solid var(--ink);background:var(--yellow);box-shadow:3px 3px 0 var(--ink);margin-left:auto;padding:9px 14px;font-family:ui-monospace,monospace;font-size:11px;font-weight:900}.workspace{grid-template-columns:minmax(300px,390px) minmax(0,1fr);align-items:start;gap:24px;display:grid}.bead-card{border:3px solid var(--ink);box-shadow:7px 7px 0 var(--ink);background:#fffaf0f5}.control-panel{padding:24px;position:sticky;top:20px}.preview-panel{min-height:730px;overflow:hidden}.section-heading{align-items:center;gap:12px;margin-bottom:18px;display:flex}.section-heading.compact{margin-bottom:14px}.section-heading h2,.preview-toolbar h2{letter-spacing:-.02em;margin:0;font-size:18px}.step-number{background:var(--teal);border:2px solid var(--ink);width:40px;height:40px;box-shadow:3px 3px 0 var(--ink);place-items:center;font:900 13px ui-monospace,monospace;display:grid}.drop-zone{cursor:pointer;background:#f9f1df;border:3px dashed #a69687;min-height:210px;transition:transform .16s,border-color .16s,background .16s;position:relative;overflow:hidden}.drop-zone:hover,.drop-zone.is-dragging{border-color:var(--coral);background:#fff3dc;transform:translate(-2px,-2px)}.drop-zone img{object-fit:contain;image-rendering:auto;background:#ede3ce;width:100%;height:210px;display:block}.upload-placeholder{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:8px;min-height:210px;display:flex}.upload-placeholder strong{font-size:16px}.upload-placeholder span{color:var(--muted);font-size:12px}.upload-icon{border:2px solid var(--ink);background:var(--yellow);width:48px;height:48px;box-shadow:3px 3px 0 var(--ink);border-radius:50%;place-items:center;margin-bottom:6px;display:grid}.upload-icon svg,.toolbar-actions svg{fill:none;stroke:currentColor;stroke-width:2.4px;stroke-linecap:square;stroke-linejoin:miter;width:20px}.file-strip{color:#fff;background:#2d1f18e0;justify-content:space-between;gap:10px;padding:9px 11px;font-size:11px;display:flex;position:absolute;inset:auto 0 0}.file-strip span{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.file-strip b{color:var(--yellow);flex:none}.section-divider{background:var(--ink);height:3px;margin:24px -24px 20px}.switch-row{cursor:pointer;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;display:flex;position:relative}.switch-row span{flex-direction:column;gap:2px;display:flex}.switch-row b{font-size:13px}.switch-row small{color:var(--muted);font-size:10px}.switch-row input{opacity:0;position:absolute}.switch-row i{border:2px solid var(--ink);background:#d8cdbb;flex:none;width:44px;height:24px;position:relative}.switch-row i:after{content:"";background:var(--paper);border:2px solid var(--ink);width:14px;height:14px;transition:transform .16s;position:absolute;top:3px;left:3px}.switch-row input:checked+i{background:var(--teal)}.switch-row input:checked+i:after{transform:translate(19px)}.preset-row{grid-template-columns:repeat(5,1fr);gap:7px;margin-bottom:10px;display:grid}.preset-row button{border:2px solid var(--ink);cursor:pointer;box-shadow:2px 2px 0 var(--ink);background:#fff;padding:8px 3px;font:900 11px ui-monospace,monospace}.preset-row button.active{background:var(--yellow);box-shadow:none;transform:translate(2px,2px)}.dimension-row{grid-template-columns:1fr auto 1fr;align-items:end;gap:10px;margin-bottom:14px;display:grid}.dimension-row>span{padding-bottom:9px;font-weight:950}.dimension-row label,.field-label{color:var(--muted);letter-spacing:.05em;flex-direction:column;gap:5px;font-size:10px;font-weight:900;display:flex}input[type=number],select{border:2px solid var(--ink);width:100%;height:38px;color:var(--ink);background:#fff;outline:none;padding:0 10px;font-weight:800}input[type=number]:focus,select:focus{box-shadow:3px 3px 0 var(--teal)}.field-label{margin-bottom:16px}.error-message{color:#7d2019;background:#ffe1da;border:2px solid #9f2f25;margin:0 0 12px;padding:10px 12px;font-size:12px;font-weight:800}.primary-button{border:3px solid var(--ink);background:var(--coral);color:#fff;width:100%;min-height:50px;box-shadow:5px 5px 0 var(--ink);cursor:pointer;justify-content:center;align-items:center;gap:9px;font-weight:950;transition:transform .12s,box-shadow .12s;display:flex}.primary-button:hover:not(:disabled){box-shadow:3px 3px 0 var(--ink);transform:translate(2px,2px)}.primary-button:disabled{cursor:not-allowed;filter:grayscale(.6);opacity:.6}.mini-bean{width:16px;height:16px;box-shadow:inset 0 0 0 3px var(--coral);border:3px solid #fff;border-radius:50%}.spinner{border:3px solid #ffffff73;border-top-color:#fff;border-radius:50%;width:18px;height:18px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.preview-toolbar{border-bottom:3px solid var(--ink);background:var(--yellow);justify-content:space-between;align-items:center;gap:20px;min-height:84px;padding:20px 24px;display:flex}.toolbar-actions{gap:8px;display:flex}.toolbar-actions button{border:2px solid var(--ink);background:var(--paper);box-shadow:2px 2px 0 var(--ink);cursor:pointer;align-items:center;gap:6px;padding:8px 11px;font:900 10px ui-monospace,monospace;display:flex}.toolbar-actions svg{width:14px;height:14px}.display-controls{border-bottom:2px solid var(--ink);background:#efe5d2;flex-wrap:wrap;align-items:center;gap:10px;padding:12px 18px;display:flex}.display-controls>label:first-child{align-items:center;gap:8px;font-size:11px;font-weight:900;display:flex}.display-controls input[type=range]{width:120px;accent-color:var(--coral)}.check-pill{background:var(--paper);border:1px solid #a99a8c;padding:6px 9px;font-size:11px;font-weight:800}.check-pill input{accent-color:var(--teal)}.canvas-viewport{background-color:#d8cdb9;background-image:radial-gradient(circle,#2d1f182e 2px,#0000 2.2px);background-size:16px 16px;min-height:510px;max-height:68vh;padding:28px;overflow:auto}.canvas-mat{border:3px solid var(--ink);background:#fff7e8;width:max-content;margin:auto;padding:12px;box-shadow:7px 7px #2d1f18bf}.canvas-mat canvas{display:block}.result-footer{border-top:3px solid var(--ink)}.inventory-block{padding:18px 20px}.inventory-title{justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:12px;display:flex}.inventory-title h3{margin:0;font-size:15px}.inventory-title span{color:var(--muted);font:800 10px ui-monospace,monospace}.inventory-grid{grid-template-columns:repeat(auto-fill,minmax(94px,1fr));gap:7px;max-height:150px;display:grid;overflow:auto}.inventory-item{background:#fff;border:1px solid #c6b9a9;grid-template-columns:18px 1fr auto;align-items:center;gap:6px;padding:6px;font:800 10px ui-monospace,monospace;display:grid}.inventory-item i{border:1px solid var(--ink);border-radius:50%;width:18px;height:18px}.inventory-item span{color:var(--muted)}.oss-link{border-top:2px solid var(--ink);background:var(--teal);color:var(--ink);justify-content:space-between;align-items:center;gap:18px;padding:11px 20px;text-decoration:none;display:flex}.oss-link span{flex:none;font-weight:950}.oss-link small{white-space:nowrap;text-overflow:ellipsis;min-width:0;font:700 9px ui-monospace,monospace;overflow:hidden}.empty-preview{text-align:center;background:#efe4cf;align-content:center;place-items:center;gap:28px;min-height:645px;padding:40px;display:grid}.sample-board{border:3px solid var(--ink);background:var(--paper);box-shadow:7px 7px 0 var(--ink);grid-template-columns:repeat(8,24px);gap:3px;padding:16px;display:grid;transform:rotate(-2deg)}.sample-board span{background:#e8dcc8;border:1px solid #2d1f1840;border-radius:50%;width:24px;height:24px;box-shadow:inset 0 0 0 7px #f7eedc}.sample-board span:nth-child(9n+2),.sample-board span:nth-child(7n+4){background:var(--coral);box-shadow:inset 0 0 0 7px #f77d6d}.sample-board span:nth-child(11n+5),.sample-board span:nth-child(13n+1){background:var(--teal);box-shadow:inset 0 0 0 7px #67c8b8}.sample-board span:nth-child(8n+7){background:var(--yellow);box-shadow:inset 0 0 0 7px #ffe492}.empty-copy{max-width:440px}.empty-copy h3{letter-spacing:-.035em;margin:12px 0 8px;font-size:24px}.empty-copy p{color:var(--muted);margin:0;font-size:13px;line-height:1.7}.empty-badge{border:2px solid var(--ink);background:var(--coral);color:#fff;box-shadow:2px 2px 0 var(--ink);padding:5px 10px;font:900 10px ui-monospace,monospace;display:inline-block}footer{text-align:center;color:var(--muted);letter-spacing:.2em;padding-top:30px;font:800 9px ui-monospace,monospace}@media (width<=980px){.workspace{grid-template-columns:1fr}.control-panel{position:static}.preview-panel{min-height:600px}.empty-preview{min-height:520px}}@media (width<=600px){.app-shell{padding:14px 10px 20px}.site-header{gap:10px}.header-chip{display:none}.brand-mark{transform:none}.control-panel{padding:18px}.section-divider{margin-inline:-18px}.bead-card{box-shadow:4px 4px 0 var(--ink)}.preview-toolbar{align-items:flex-start;padding:16px}.preview-toolbar h2{font-size:15px}.toolbar-actions{flex-direction:column}.canvas-viewport{min-height:420px;padding:16px}.sample-board{grid-template-columns:repeat(8,18px);padding:10px}.sample-board span{width:18px;height:18px;box-shadow:inset 0 0 0 5px #f7eedc}.sample-board span:nth-child(9n+2),.sample-board span:nth-child(7n+4){box-shadow:inset 0 0 0 5px #f77d6d}.sample-board span:nth-child(11n+5),.sample-board span:nth-child(13n+1){box-shadow:inset 0 0 0 5px #67c8b8}.sample-board span:nth-child(8n+7){box-shadow:inset 0 0 0 5px #ffe492}.empty-preview{padding:24px 12px}.oss-link{flex-direction:column;align-items:flex-start;gap:4px}.oss-link small{width:100%}}