:root{--bg: #16130d;--bg-2: #1d1a12;--panel: #211d15;--panel-2: #29241a;--line: #3a3326;--line-soft: #2c281d;--ink: #ece7dd;--ink-dim: #a39a86;--ink-faint: #6f6857;--lime: #d6fb3d;--lime-dim: #aecb2f;--warn: #ffb454;--error: #ff6b5e;--radius: 14px;--shadow: 0 18px 50px -20px rgba(0, 0, 0, .7);--font-display: "Bricolage Grotesque", sans-serif;--font-body: "Hanken Grotesk", sans-serif;--font-mono: "Space Mono", monospace}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:radial-gradient(1200px 600px at 80% -10%,rgba(214,251,61,.06),transparent 60%),radial-gradient(900px 500px at -10% 110%,rgba(214,251,61,.04),transparent 55%),var(--bg);color:var(--ink);font-family:var(--font-body);-webkit-font-smoothing:antialiased}.app{height:100%;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;justify-content:space-between;padding:16px 26px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.02),transparent)}.brand{display:flex;align-items:center;gap:14px}.brand-mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--lime),var(--lime-dim));box-shadow:0 0 0 1px #d6fb3d40,0 0 24px -4px var(--lime);position:relative;flex:none}.brand-mark:after{content:"";position:absolute;top:8px;right:8px;bottom:8px;left:8px;background:linear-gradient(var(--bg) 0 0) 0 0 / 7px 7px no-repeat,linear-gradient(var(--bg) 0 0) 100% 0 / 7px 7px no-repeat,linear-gradient(var(--bg) 0 0) 0 100% / 7px 7px no-repeat;border-radius:2px}h1{font-family:var(--font-display);font-weight:800;font-size:20px;letter-spacing:-.02em;margin:0;line-height:1}.tagline{margin:4px 0 0;font-family:var(--font-mono);font-size:11px;color:var(--ink-faint);letter-spacing:.02em}.btn-export{display:flex;flex-direction:column;align-items:flex-start;gap:2px;font-family:var(--font-display);font-weight:700;font-size:15px;color:var(--bg);background:var(--lime);border:none;padding:11px 20px;border-radius:11px;cursor:pointer;transition:transform .12s ease,box-shadow .2s ease,filter .2s ease;box-shadow:0 0 30px -10px var(--lime)}.btn-export:hover:not(:disabled){transform:translateY(-1px);filter:brightness(1.05)}.btn-export:active:not(:disabled){transform:translateY(0)}.btn-export:disabled{background:var(--panel-2);color:var(--ink-faint);box-shadow:none;cursor:not-allowed}.btn-export-meta{font-family:var(--font-mono);font-weight:400;font-size:10px;opacity:.7;letter-spacing:.04em}.workspace{flex:1;display:grid;grid-template-columns:320px 1fr 320px;gap:0;min-height:0}.panel{padding:22px 20px;overflow-y:auto;display:flex;flex-direction:column;gap:18px}.panel-left{border-right:1px solid var(--line)}.panel-right{border-left:1px solid var(--line)}.card{background:var(--panel);border:1px solid var(--line-soft);border-radius:var(--radius);padding:18px}.card-head{display:flex;align-items:center;gap:10px;margin-bottom:12px}.card-head h2{font-family:var(--font-display);font-weight:700;font-size:16px;letter-spacing:-.01em;margin:0;flex:1}.step{font-family:var(--font-mono);font-size:11px;color:var(--lime);border:1px solid var(--line);border-radius:6px;padding:2px 7px;letter-spacing:.05em}.card-hint{margin:0 0 12px;font-size:12.5px;color:var(--ink-dim);line-height:1.5}.card-hint.subtle{color:var(--ink-faint);font-size:11.5px;margin-top:8px;margin-bottom:0}.dropzone{border:1.5px dashed var(--line);border-radius:11px;min-height:92px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:14px;cursor:pointer;text-align:center;color:var(--ink-faint);transition:border-color .18s ease,background .18s ease,color .18s ease}.dropzone:hover{border-color:var(--lime-dim);color:var(--ink-dim);background:#d6fb3d08}.dropzone.has-image{border-style:solid;border-color:var(--line);padding:10px}.dropzone-cta{font-size:13px}.thumb{max-width:100%;max-height:150px;border-radius:7px;display:block}.dropzone-meta{display:flex;justify-content:space-between;width:100%;font-family:var(--font-mono);font-size:11px;color:var(--ink-faint)}.link{color:var(--lime-dim);text-decoration:underline;text-underline-offset:2px}.tabs{display:flex;gap:4px;background:var(--bg-2);border:1px solid var(--line-soft);border-radius:9px;padding:4px;margin-bottom:14px}.tabs button{flex:1;border:none;background:transparent;color:var(--ink-dim);font-family:var(--font-body);font-weight:600;font-size:13px;padding:8px;border-radius:6px;cursor:pointer;transition:background .15s ease,color .15s ease}.tabs button.active{background:var(--panel-2);color:var(--ink);box-shadow:inset 0 0 0 1px var(--line)}.link-form{display:flex;flex-direction:column;gap:10px}input[type=text]{width:100%;background:var(--bg-2);border:1px solid var(--line);border-radius:9px;padding:11px 13px;color:var(--ink);font-family:var(--font-mono);font-size:13px;outline:none;transition:border-color .15s ease,box-shadow .15s ease}input[type=text]:focus{border-color:var(--lime-dim);box-shadow:0 0 0 3px #d6fb3d1f}input[type=text]::placeholder{color:var(--ink-faint)}.btn-primary{background:var(--lime);color:var(--bg);border:none;border-radius:9px;padding:11px;font-family:var(--font-display);font-weight:700;font-size:14px;cursor:pointer;transition:filter .15s ease,transform .1s ease}.btn-primary:hover:not(:disabled){filter:brightness(1.05)}.btn-primary:disabled{opacity:.5;cursor:progress}.qr-preview{margin-top:14px;display:flex;align-items:center;gap:12px;padding:10px;background:var(--bg-2);border:1px solid var(--line-soft);border-radius:10px}.qr-preview img{width:52px;height:52px;border-radius:6px;background:#fff;padding:3px}.qr-preview span{font-family:var(--font-mono);font-size:11px;color:var(--ink-dim)}.stage{display:flex;align-items:center;justify-content:center;padding:30px;min-width:0;background:radial-gradient(circle at 1px 1px,rgba(255,255,255,.045) 1px,transparent 0) 0 0 / 22px 22px}.canvas-frame{max-width:100%;max-height:100%;display:flex}.canvas-wrap{position:relative;display:inline-block;line-height:0;border-radius:8px;overflow:hidden;box-shadow:var(--shadow),0 0 0 1px var(--line);max-height:calc(100vh - 140px)}.bg-img{display:block;max-width:100%;max-height:calc(100vh - 140px);width:auto;height:auto;-webkit-user-select:none;user-select:none}.stage-empty{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.stage-empty-inner{text-align:center;color:var(--ink-faint)}.stage-empty-inner p{font-size:15px;margin-top:18px;line-height:1.6}.stage-empty-inner strong{color:var(--ink-dim)}.ghost-grid{display:inline-block;width:120px;height:120px;border:2px dashed var(--line);border-radius:14px;background:linear-gradient(var(--line-soft) 0 0) 14px 14px / 30px 30px,linear-gradient(90deg,var(--line-soft) 0 0) 14px 14px / 30px 30px;opacity:.5}.stage-hint{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-family:var(--font-mono);font-size:12px;color:var(--ink);background:#16130dc7;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);padding:9px 14px;border-radius:8px;border:1px solid var(--line);line-height:1}.qr-box{position:absolute;cursor:grab;touch-action:none}.qr-box:active{cursor:grabbing}.qr-surface{position:absolute;top:0;right:0;bottom:0;left:0;background:#fff;overflow:hidden;box-shadow:0 0 0 1px #00000014,0 8px 24px -8px #00000080;outline:1.5px solid var(--lime);outline-offset:0}.qr-clip{position:absolute;overflow:hidden;line-height:0}.qr-clip img{position:absolute;max-width:none;-webkit-user-select:none;user-select:none;image-rendering:pixelated}.resize-handle{position:absolute;right:-7px;bottom:-7px;width:16px;height:16px;background:var(--lime);border:2px solid var(--bg);border-radius:50%;cursor:nwse-resize;touch-action:none;box-shadow:0 0 10px -1px var(--lime)}.controls fieldset{border:none;border-top:1px solid var(--line-soft);margin:0;padding:16px 0 4px}.controls fieldset:first-of-type{border-top:none;padding-top:6px}.controls legend{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint);padding:0;margin-bottom:12px;display:flex;align-items:center;gap:10px;width:100%}.controls[data-disabled=true]{opacity:.45;pointer-events:none}.reset{margin-left:auto;background:none;border:1px solid var(--line);color:var(--ink-dim);font-family:var(--font-mono);font-size:10px;padding:4px 9px;border-radius:6px;cursor:pointer;letter-spacing:.03em}.reset:hover{color:var(--ink);border-color:var(--ink-faint)}.pill{margin-left:auto;background:var(--bg-2);border:1px solid var(--line);color:var(--ink-dim);font-family:var(--font-mono);font-size:10px;padding:3px 9px;border-radius:20px;cursor:pointer;letter-spacing:.03em}.pill.on{background:#d6fb3d24;border-color:var(--lime-dim);color:var(--lime)}.slider{display:block;margin-bottom:15px}.slider-label{display:flex;justify-content:space-between;align-items:baseline;font-size:13px;color:var(--ink-dim);margin-bottom:7px}.slider-value{font-family:var(--font-mono);font-size:12px;color:var(--ink);background:var(--bg-2);border:1px solid var(--line-soft);padding:1px 7px;border-radius:5px}input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:4px;background:var(--line);border-radius:3px;outline:none;cursor:pointer}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:var(--lime);border:3px solid var(--bg);box-shadow:0 0 0 1px var(--lime-dim),0 0 10px -2px var(--lime);transition:transform .1s ease}input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.15)}input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:var(--lime);border:3px solid var(--bg);box-shadow:0 0 0 1px var(--lime-dim);cursor:pointer}input[type=range]:disabled{opacity:.5}.error{color:var(--error);font-size:12px;margin:10px 0 0;font-family:var(--font-mono)}.warn{color:var(--warn);font-size:12px;line-height:1.5;margin:4px 0 0;padding:9px 11px;background:#ffb45414;border:1px solid rgba(255,180,84,.25);border-radius:8px}.panel::-webkit-scrollbar{width:9px}.panel::-webkit-scrollbar-thumb{background:var(--line);border-radius:5px;border:2px solid var(--panel)}@media (max-width: 1080px){.workspace{grid-template-columns:1fr;grid-auto-rows:min-content;overflow-y:auto}.panel-left,.panel-right{border:none;border-bottom:1px solid var(--line)}.stage{min-height:56vh;order:-1}.panel{flex-direction:row;flex-wrap:wrap}.panel>*{flex:1 1 280px}}@media (max-width: 560px){.topbar{flex-direction:column;gap:12px;align-items:stretch}.btn-export{align-items:center}}