:root{--brand: #029fda;--brand-dark: #0284b8;--ink: #141414;--bg: #eef2f6;--panel: #ffffff;--line: #dde4ec;--text: #1e293b;--muted: #64748b;--danger: #dc2626;--ok: #16a34a;--mid: #d97706;--warn: #ea580c}*{box-sizing:border-box}:focus-visible{outline:2px solid var(--brand);outline-offset:1px}html,body{margin:0;height:100%;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--text);background:var(--bg)}body{display:flex;flex-direction:column;overflow:hidden}body.dragging:after{content:"Drop your artwork to add it to the sheet";position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#029fda29;background:color-mix(in srgb,var(--brand) 16%,transparent);border:3px dashed var(--brand);font-size:20px;font-weight:600;color:var(--brand-dark);pointer-events:none;z-index:50}#app-header{display:flex;align-items:center;flex-wrap:wrap;gap:8px 14px;padding:7px 12px;min-height:54px;background:var(--panel);border-bottom:1px solid var(--line);flex:none}.brand{display:flex;align-items:center;gap:12px}.brand-logo{height:36px;width:auto;display:block}.brand-name{font-weight:700;letter-spacing:.2px}.brand-sep{width:1px;height:22px;background:var(--line)}.brand-tool{color:var(--brand-dark);font-weight:700;font-size:15px;white-space:nowrap}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0}@media(max-width:1500px){.brand-tool,.brand-sep{display:none}}#app-main{flex:1;display:flex;min-height:0}#sidebar{width:320px;flex:none;background:var(--panel);border-right:1px solid var(--line);display:flex;flex-direction:column;min-height:0}#upload-box{padding:12px;border-bottom:1px solid var(--line)}#dropzone{border:1.5px dashed #b9cfdd;border-color:color-mix(in srgb,var(--brand) 34%,var(--line));border-radius:12px;padding:14px 12px 12px;text-align:center;background:#fbfdfe;background:color-mix(in srgb,var(--brand) 2.5%,#ffffff);transition:border-color .15s,background .15s}body.dragging #dropzone{border-color:var(--brand);background:color-mix(in srgb,var(--brand) 8%,#ffffff)}.dz-icon{display:block;margin:0 auto 9px;color:var(--brand)}#drop-hint{margin:9px 0 0;font-size:12px;line-height:1.6;color:var(--muted)}.kbd-combo{white-space:nowrap}#drop-hint kbd{display:inline-block;min-width:16px;padding:0 4px;margin:0 1px;border:1px solid var(--line);border-bottom-width:2px;border-radius:4px;background:#fff;font:600 10.5px/1.5 inherit;font-family:inherit;color:var(--text)}.format-chips{display:flex;justify-content:center;gap:4px;margin:9px 0 6px}.format-chips span{font-size:10px;font-weight:700;letter-spacing:.5px;padding:2px 8px;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:#fff}.format-chips .best{border-color:color-mix(in srgb,var(--brand) 55%,var(--line));color:var(--brand-dark);background:color-mix(in srgb,var(--brand) 7%,#ffffff)}.format-note{margin:0;font-size:11px;color:var(--muted)}#list-wrap{flex:1;overflow-y:auto;padding:8px}#empty-state{padding:26px 14px;text-align:center;color:var(--muted)}.empty-art{display:block;margin:0 auto 12px}.empty-title{margin:0 0 10px;font-size:14px;font-weight:700;color:var(--text)}.empty-steps{display:inline-block;margin:0;padding:0;list-style:none;text-align:left}.empty-steps li{display:flex;align-items:baseline;gap:8px;margin:7px 0;font-size:12.5px;line-height:1.45;color:var(--muted)}.empty-steps b{color:var(--text)}.step-n{flex:none;width:18px;height:18px;border-radius:50%;background:color-mix(in srgb,var(--brand) 12%,#ffffff);color:var(--brand-dark);font-size:10.5px;font-weight:800;line-height:18px;text-align:center;transform:translateY(2px)}.empty-why{margin:16px auto 0;padding:12px 13px;max-width:260px;text-align:left;border:1px solid var(--line);border-radius:9px;background:color-mix(in srgb,var(--brand) 5%,#ffffff)}.why-title{margin:0 0 7px;font-size:11px;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:var(--brand-dark)}.why-list{margin:0;padding:0;list-style:none}.why-list li{position:relative;padding-left:15px;margin:5px 0;font-size:12px;line-height:1.45;color:var(--muted)}.why-list li:before{content:"";position:absolute;left:2px;top:.5em;width:5px;height:5px;border-radius:50%;background:var(--brand)}.why-list b{color:var(--text);font-weight:700}.why-foot{margin:9px 0 0;padding-top:8px;border-top:1px solid var(--line);font-size:11.5px;line-height:1.4;color:var(--muted)}.brand-home{display:inline-flex;align-items:center;border-radius:6px}.brand-home:focus-visible{outline:2px solid var(--brand);outline-offset:2px}.item-row{display:flex;gap:10px;align-items:center;padding:8px;border:1px solid var(--line);border-radius:8px;margin-bottom:8px;background:#fff;cursor:pointer}.item-row:hover{border-color:#b9c6d6}.item-row.selected{border-color:var(--brand);box-shadow:0 0 0 2px #029fda2e;box-shadow:0 0 0 2px color-mix(in srgb,var(--brand) 18%,transparent)}.item-thumb{width:46px;height:46px;flex:none;object-fit:contain;border-radius:6px;background:linear-gradient(45deg,#e8ecf1 25%,transparent 25%,transparent 75%,#e8ecf1 75%) 0 0 / 12px 12px,linear-gradient(45deg,#e8ecf1 25%,transparent 25%,transparent 75%,#e8ecf1 75%) 6px 6px / 12px 12px,#fff}.item-meta{flex:1;min-width:0}.item-name{font-size:12.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.item-dims{display:flex;align-items:center;gap:5px;margin:5px 0;font-size:12px;color:var(--muted)}.item-dims input{width:58px;padding:3px 5px;border:1px solid var(--line);border-radius:5px;font-size:12px}.dim-unit{font-size:11px}.copies-row{display:flex;align-items:center;gap:5px;margin:5px 0;font-size:12px;color:var(--muted)}.copies-label{font-weight:600;margin-right:2px}.count-input{width:46px;padding:3px 4px;border:1px solid var(--line);border-radius:5px;font-size:12px;text-align:center}.count-input:disabled{background:#f1f4f8;color:var(--muted)}.item-badges{display:flex;gap:5px;flex-wrap:wrap}.badge{font-size:10.5px;font-weight:700;padding:2px 7px;border-radius:20px;color:#fff}.badge-btn{border:0;cursor:pointer;font-family:inherit;line-height:inherit}.badge-btn:hover{filter:brightness(.88)}.badge.ok{background:var(--ok)}.badge.mid{background:var(--mid)}.badge.warn{background:var(--warn)}.badge.bad{background:var(--danger)}.badge.count{background:#475569}.badge.info{background:var(--brand-dark)}.item-actions{display:grid;grid-template-columns:repeat(2,auto);gap:5px;align-content:center}.item-actions .danger{grid-column:1 / -1;justify-self:center}.icon-btn.lock-btn.locked{border-color:var(--brand);color:var(--brand-dark);background:#029fda14;background:color-mix(in srgb,var(--brand) 8%,transparent)}.item-row.locked{background:#f6f9fc}.item-row.locked .item-name{color:var(--muted)}.icon-btn{width:26px;height:26px;border:1px solid var(--line);border-radius:6px;background:#fff;cursor:pointer;font-size:13px;line-height:1;color:var(--muted)}.icon-btn:hover:not(:disabled){border-color:var(--brand);color:var(--brand-dark)}.icon-btn.danger:hover:not(:disabled){border-color:var(--danger);color:var(--danger)}.icon-btn:disabled{opacity:.4;cursor:default}#workspace{flex:1;display:flex;flex-direction:column;min-width:0;min-height:0}#toolbar{flex:1;display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:5px 7px}.tool-spacer{display:none}.tool-set{display:flex;align-items:center;gap:4px;padding:3px 5px;border:1px solid var(--line);border-radius:9px;background:#f7fafc}.tool-x{color:var(--muted);font-size:12px;padding:0 1px}#sheet-info-pop{position:fixed;z-index:90;width:min(340px,92vw);padding:14px 16px;background:var(--panel);border:1px solid var(--line);border-radius:10px;box-shadow:0 8px 28px #0f172a2e;font-size:12.5px;color:var(--text)}#sheet-info-pop[hidden]{display:none}#sheet-info-pop h4{margin:0 0 6px;font-size:13px}#sheet-info-pop p{margin:0 0 8px;color:var(--muted);line-height:1.5}#sheet-info-pop p.muted{margin:8px 0 0;font-size:11.5px}#sheet-info-list{margin:0;padding:0;list-style:none}#sheet-info-list li{padding:6px 0;border-top:1px solid var(--line);line-height:1.45}#sheet-info-list b{color:var(--brand-dark)}.size-guide-btn{display:flex;align-items:center;justify-content:center;gap:6px;width:100%;margin-top:10px;padding:7px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--brand-dark);font:inherit;font-size:12px;font-weight:700;cursor:pointer}.size-guide-btn:hover{background:color-mix(in srgb,var(--brand) 7%,#ffffff);border-color:var(--brand)}.size-guide-btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}#size-guide-pop{position:fixed;z-index:90;width:268px;padding:13px 14px;border:1px solid var(--line);border-radius:10px;background:#fff;box-shadow:0 12px 30px #1020342b;font-size:12.5px}#size-guide-pop[hidden]{display:none}#size-guide-pop h4{margin:0 0 6px;font-size:13px}#size-guide-pop p{margin:0 0 9px;color:var(--muted);line-height:1.45}#size-guide-pop p.muted{margin:9px 0 0;padding-top:8px;border-top:1px solid var(--line);font-size:11.5px}#size-guide-list{margin:0;padding:0;list-style:none}#size-guide-list button{display:flex;align-items:baseline;justify-content:space-between;gap:10px;width:100%;padding:6px 8px;border:0;border-radius:6px;background:transparent;font:inherit;font-size:12.5px;color:var(--text);text-align:left;cursor:pointer}#size-guide-list button:hover{background:color-mix(in srgb,var(--brand) 10%,#ffffff)}#size-guide-list button:focus-visible{outline:2px solid var(--brand);outline-offset:-2px}#size-guide-list .sg-in{flex:none;font-weight:700;color:var(--brand-dark)}#sheet-info-list .len-range{color:var(--muted);font-size:11.5px}#zoom-level{min-width:54px;padding:7px 4px;text-align:center;font-variant-numeric:tabular-nums}.tool-label{font-size:12.5px;color:var(--muted);font-weight:600}.tool-unit{font-size:12px;color:var(--muted)}.check-label{font-size:12.5px;color:var(--text);display:flex;align-items:center;gap:5px;cursor:pointer}#toolbar select,#toolbar input[type=number]{padding:6px 8px;border:1px solid var(--line);border-radius:7px;font-size:13px;background:#fff}#spacing-input{width:64px}#copies-input{width:58px}.btn{padding:7px 11px;border:1px solid var(--line);border-radius:7px;background:#fff;font-size:13px;font-weight:600;color:var(--text);cursor:pointer;transition:background .12s,border-color .12s}.btn:hover:not(:disabled){border-color:var(--brand);color:var(--brand-dark)}.btn:disabled{opacity:.45;cursor:default}.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn-primary:hover:not(:disabled){background:var(--brand-dark);border-color:var(--brand-dark);color:#fff}.btn-block{width:100%;padding:10px;font-size:14px}.btn-icon{width:32px;height:32px;padding:0;display:inline-flex;align-items:center;justify-content:center}.btn svg{display:block;flex:none}.btn-small{padding:5px 10px;font-size:12.5px}.btn-icon.danger-btn:hover:not(:disabled){border-color:var(--danger);color:var(--danger)}#group-btn .icon-ungroup,#group-btn.ungroup .icon-group{display:none}#group-btn.ungroup .icon-ungroup{display:block}#export-btn,#arrange-btn{display:inline-flex;align-items:center;gap:7px}#restore-banner{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px 14px;padding:9px 14px;background:#e7f6fd;background:color-mix(in srgb,var(--brand) 9%,#ffffff);border-bottom:1px solid #bfe6f7;border-bottom:1px solid color-mix(in srgb,var(--brand) 24%,#ffffff);color:var(--text);font-size:13px;flex:none}#restore-banner[hidden]{display:none}.restore-actions{display:flex;gap:8px}#canvas-scroll{flex:1;overflow:auto;scrollbar-gutter:stable;padding:24px;min-height:0}#stage-holder{margin:0 auto;width:fit-content;box-shadow:0 2px 14px #0f172a1f}#statusbar{flex:none;display:flex;justify-content:space-between;gap:14px;padding:7px 14px;font-size:12.5px;color:var(--muted);background:var(--panel);border-top:1px solid var(--line)}#statusbar.has-warning #status-text{color:var(--warn);font-weight:600}#status-hint{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#export-overlay{position:fixed;top:0;right:0;bottom:0;left:0;display:none;align-items:center;justify-content:center;background:#141414b8;z-index:100}#export-overlay.show{display:flex}.overlay-card{background:#fff;border-radius:12px;padding:26px 30px;width:min(420px,90vw);text-align:center}.overlay-card h2{margin:0 0 6px;font-size:18px}.overlay-card p{margin:0 0 18px;font-size:13px;color:var(--muted)}.progress-track{height:10px;border-radius:6px;background:var(--line);overflow:hidden;margin-bottom:8px}#progress-fill{height:100%;width:0%;background:var(--brand);transition:width .15s}#progress-text{font-size:13px;font-weight:700;margin-bottom:16px}#summary-overlay{position:fixed;top:0;right:0;bottom:0;left:0;display:none;align-items:center;justify-content:center;background:#141414b8;z-index:100}#summary-overlay.show{display:flex}.summary-card{text-align:left}.summary-card h2{text-align:center;margin-bottom:14px}#summary-rows{margin-bottom:12px}.summary-row{display:flex;justify-content:space-between;gap:12px;padding:5px 0;border-bottom:1px solid var(--line);font-size:13px}.summary-label{color:var(--muted);font-weight:600}.summary-value{font-weight:600}#summary-warnings{margin-bottom:16px}.summary-warning{display:block;padding:8px 10px;border-radius:7px;font-size:12.5px;line-height:1.45;margin-bottom:6px}.summary-warning.bad{background:#fdecec;color:#991b1b;border:1px solid #f5c6c6}.summary-warning.warn{background:#fff3e8;color:#9a3412;border:1px solid #f8d8bd}.summary-warning.info{background:#e7f6fd;color:#075985;border:1px solid #bfe6f7}.summary-warning.ok{background:#ecfdf1;color:#166534;border:1px solid #c8ecd3}.summary-warning .btn{margin-top:6px}#summary-offer:not(:empty){margin:0 0 14px;padding:13px;border:1px solid color-mix(in srgb,var(--brand) 35%,#ffffff);border-radius:10px;background:color-mix(in srgb,var(--brand) 6%,#ffffff)}.offer-price{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:9px}.offer-what{font-size:12.5px;color:var(--muted);line-height:1.35}.offer-amount{font-size:22px;font-weight:800;color:var(--brand-dark);white-space:nowrap}.offer-btn{width:100%;justify-content:center;font-size:14.5px;padding:11px 14px}.offer-anchors{margin:8px 0 0;font-size:11.5px;line-height:1.45;color:var(--muted);text-align:center}.offer-note{margin:7px 0 0;font-size:11px;line-height:1.4;color:var(--muted)}.offer-note a{color:var(--brand-dark);font-weight:600}.offer-choices{margin:0 0 10px}.offer-choice{display:flex;align-items:flex-start;gap:9px;padding:9px 10px;margin-bottom:6px;border:1px solid var(--line);border-radius:8px;background:#fff;cursor:pointer}.offer-choice:last-child{margin-bottom:0}.offer-choice.on{border-color:var(--brand);box-shadow:0 0 0 1px var(--brand) inset}.offer-choice input{margin:3px 0 0;flex:none;accent-color:var(--brand)}.choice-text{flex:1;min-width:0;display:flex;flex-wrap:wrap;align-items:baseline;gap:6px}.choice-title{font-size:13px;font-weight:700;color:var(--text)}.choice-tag{flex:none;padding:1px 7px;border-radius:99px;background:#ecfdf1;color:#166534;border:1px solid #c8ecd3;font-size:10.5px;font-weight:800;letter-spacing:.04em;text-transform:uppercase}.choice-tag.extra{background:#fff3e8;color:#9a3412;border-color:#f8d8bd}.choice-text small{flex-basis:100%;font-size:11.5px;line-height:1.4;color:var(--muted)}.choice-price{flex:none;font-size:16px;font-weight:800;color:var(--brand-dark)}.summary-actions{display:flex;align-items:center;justify-content:flex-end;gap:10px}.summary-actions .or-label{margin-right:auto;font-size:11.5px;line-height:1.35;color:var(--muted)}.summary-actions .btn{white-space:nowrap}#trim-overlay{position:fixed;top:0;right:0;bottom:0;left:0;display:none;align-items:center;justify-content:center;background:#141414b8;z-index:100}#trim-overlay.show{display:flex}.trim-card{text-align:left;width:min(430px,92vw)}.trim-card h2{text-align:center;margin-bottom:12px}.trim-card p{margin:12px 0 16px;font-size:12.5px;line-height:1.55;color:var(--muted)}#trim-preview-wrap{display:flex;justify-content:center;padding:10px;border:1px solid var(--line);border-radius:10px;background:#f7fafc}#trim-preview{display:block;max-width:100%}#help-overlay{position:fixed;top:0;right:0;bottom:0;left:0;display:none;align-items:center;justify-content:center;background:#141414b8;z-index:105;padding:20px}#help-overlay.show{display:flex}.help-card{position:relative;text-align:left;width:min(760px,96vw);max-height:88vh;overflow-y:auto;padding:24px 26px}.help-card h2{text-align:center;margin:0 0 18px;font-size:19px}.help-close{position:absolute;top:12px;right:14px;width:30px;height:30px;border:1px solid var(--line);border-radius:7px;background:#fff;color:var(--muted);font-size:18px;line-height:1;cursor:pointer}.help-close:hover{border-color:var(--brand);color:var(--brand-dark)}.help-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:8px 26px}.help-group h3{margin:0 0 6px;font-size:11px;font-weight:800;letter-spacing:.6px;text-transform:uppercase;color:var(--brand-dark)}.help-group ul{margin:0 0 14px;padding:0;list-style:none}.help-group li{display:flex;align-items:center;gap:8px;padding:5px 0;border-bottom:1px solid var(--line);font-size:12.5px}.help-group li span{flex:1;color:var(--text)}.help-card kbd{display:inline-block;min-width:15px;padding:1px 5px;border:1px solid var(--line);border-bottom-width:2px;border-radius:4px;background:#f7fafc;font:600 11px/1.5 inherit;color:var(--text);white-space:nowrap}.help-tips{margin-top:8px;padding:12px 14px;background:color-mix(in srgb,var(--brand) 6%,#ffffff);border:1px solid color-mix(in srgb,var(--brand) 20%,var(--line));border-radius:9px}.help-tips p{margin:0 0 6px;font-size:12.5px}.help-tips ul{margin:0;padding-left:18px}.help-tips li{font-size:12px;line-height:1.5;color:var(--muted);margin:3px 0}.help-tips b{color:var(--text)}#toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%) translateY(16px);background:var(--ink);color:#fff;font-size:13px;padding:10px 18px;border-radius:8px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:110;max-width:min(560px,92vw)}#toast.show{opacity:1;transform:translate(-50%) translateY(0)}@media(pointer:coarse){#toolbar #width-select,#toolbar #sheet-select,#toolbar #spacing-input,.item-dims input.dim-w,.item-dims input.dim-h,.copies-row input.count-input{font-size:16px}#toolbar .btn-icon,#toolbar .btn,.size-guide-btn{min-height:40px}#toolbar .btn-icon svg{pointer-events:none}}
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