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29px);height:1px;position:absolute;top:14px;left:calc(50% + 17px)}.pattern-steps li:last-child:after{display:none}.pattern-steps li span{z-index:1;border:1px solid var(--line);background:var(--paper);border-radius:50%;place-items:center;width:29px;height:29px;display:grid}.pattern-steps li.current{color:var(--green-dark)}.pattern-steps li.current span{color:#fff;border-color:var(--green);background:var(--green);box-shadow:0 0 0 4px var(--green-soft)}.pattern-steps li.done{color:var(--green)}.pattern-steps li.done span{background:var(--green-soft);border-color:#a8c3b2}.pattern-steps li.done:after{background:#a8c3b2}.source-panel{margin-top:24px}.source-link-box{gap:10px;margin-bottom:18px;display:grid}.source-link-box>label,.source-candidates>strong{color:var(--ink);font-weight:750}.source-link-box>p{color:var(--muted);margin:0;font-size:.88rem}.source-link-row{grid-template-columns:minmax(0,1fr) auto;gap:10px;display:grid}.source-link-row input{border:1px solid 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1.2fr;align-items:center;gap:20px;display:grid}.protected-source-image{aspect-ratio:1;border:1px solid var(--line);object-fit:contain;background:#fff;width:100%;display:block}.board-options{gap:10px;display:grid}.board-option{border:1px solid var(--line);width:100%;min-height:75px;color:var(--ink);text-align:left;cursor:pointer;background:#fff;padding:14px 15px}.board-option.selected{border:2px solid var(--green);background:var(--green-soft);padding:13px 14px}.board-option:disabled{cursor:wait;opacity:.56}.board-option strong,.board-option span{display:block}.board-option strong{color:var(--green-dark);font-size:19px}.board-option span{color:var(--muted);margin-top:4px;font-size:11px}.pattern-status-message{border-left:4px solid var(--green);color:var(--green-dark);background:var(--green-soft);margin:16px 0 0;padding:13px 15px;font-size:13px;font-weight:700}.pattern-error-box{background:#fff4f2;border:1px solid #dfb9b5;margin-top:16px;padding:15px}.pattern-error-box p{color:var(--red);margin-bottom:10px;font-size:13px;line-height:1.6}.pattern-error-box .secondary-button{min-height:44px}.ambiguity-panel{margin-top:20px}.ambiguity-previews{grid-template-columns:1fr 1fr;gap:12px;display:grid}.ambiguity-previews figure{min-width:0;margin:0}.ambiguity-previews .protected-source-image,.ambiguity-previews .pattern-preview-canvas{aspect-ratio:1;width:100%}.ambiguity-previews figcaption{color:var(--muted);text-align:center;margin-top:7px;font-size:11px;font-weight:800}.pattern-preview-canvas{aspect-ratio:1;border:1px solid var(--line);width:100%;max-width:100%;image-rendering:pixelated;background:#fff;display:block}.ambiguity-actions{grid-template-columns:1fr 1fr;gap:10px;margin-top:16px;display:grid}.ambiguity-actions.stacked{grid-template-columns:1fr}.choice-button{text-align:left;cursor:pointer;border:1px solid;min-height:76px;padding:14px}.choice-button:disabled{cursor:wait;opacity:.5}.choice-button strong,.choice-button span{display:block}.choice-button strong{font-size:15px}.choice-button span{margin-top:5px;font-size:11px;line-height:1.5}.grid-choice{border-color:var(--green);color:#fff;background:var(--green)}.grid-choice span{color:#dbe9df}.ordinary-choice{color:var(--green-dark);background:var(--green-soft);border-color:#a8c3b2}.ordinary-choice span{color:var(--muted)}.pattern-grid-notice{border-left:4px solid var(--green);margin-top:20px}.result-guide{color:var(--muted);text-align:center;margin:20px 0 -8px;font-size:12px;font-weight:800}.text-action{color:var(--green);cursor:pointer;background:0 0;border:0;margin-top:8px;padding:0;font-size:13px;font-weight:900;text-decoration:underline}.text-action:disabled{cursor:wait;opacity:.5}.candidate-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:20px;display:grid}.pattern-candidate{border:1px solid var(--line);background:var(--paper);min-width:0;padding:14px;box-shadow:0 10px 24px #3a30230f}.pattern-candidate.selected{border:2px solid var(--green);padding:13px;box-shadow:0 12px 30px #2f6b4f21}.candidate-heading{justify-content:space-between;align-items:start;gap:8px;min-height:57px;display:flex}.candidate-heading span{color:var(--muted);font-size:10px;font-weight:800}.candidate-heading h3{font-size:18px}.candidate-heading>strong{color:var(--green-dark);background:var(--green-soft);flex:none;padding:4px 6px;font-size:10px}.candidate-stats{background:var(--line);border:1px solid var(--line);grid-template-columns:1fr 1fr;gap:1px;margin:10px 0 0;display:grid}.candidate-stats div{background:#fff;padding:8px}.candidate-stats dt{color:var(--muted);font-size:9px}.candidate-stats dd{margin:3px 0 0;font-size:12px;font-weight:900}.pattern-candidate .primary-button,.pattern-candidate .secondary-button{min-height:44px;margin-top:10px;font-size:12px}.next-step-panel{grid-template-columns:1fr minmax(180px,.55fr);align-items:center;gap:18px;display:grid}.next-step-panel 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h3{font-size:17px}.editor-tools{grid-template-columns:repeat(3,1fr)}.replace-controls,.regenerate-grid{grid-template-columns:1fr}}@media print{@page{size:A4 portrait;margin:10mm}body{background:#fff}.qr-shell{width:100%;padding:0}.qr-toolbar,.qr-screen-note,.admin-session-controls{display:none}.qr-sheet{grid-template-columns:repeat(2,1fr);gap:4mm}.qr-table-group{box-shadow:none;border:1px dashed #777;padding:4mm}.qr-pair{grid-template-columns:1fr 1fr;gap:3mm;margin-top:3mm}.qr-channel-card{padding:2.5mm}.qr-channel-card img{width:100%;max-width:none;margin:2mm auto}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}