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auto}.qr-shell{width:100%;max-width:1080px;margin-inline:auto;position:relative}.qr-heading{text-align:center;max-width:650px;margin:0 auto 40px}.qr-heading h1{letter-spacing:-.035em;margin-top:14px;font-size:clamp(2rem,5vw,3.15rem);line-height:1.1}.qr-heading p{max-width:570px;color:var(--color-muted);margin:16px auto 0;font-size:1.02rem}.qr-workspace{grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);align-items:stretch;gap:24px;display:grid}.qr-editor,.qr-preview{background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.qr-editor{padding:28px}.qr-tabs{border-radius:var(--radius-md);background:var(--color-bg);grid-template-columns:repeat(4,1fr);gap:8px;padding:6px;display:grid}.qr-tab{min-height:44px;color:var(--color-muted);transition:.2s var(--ease);border-radius:10px;justify-content:center;align-items:center;gap:7px;padding:9px 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0;border:0;border-radius:8px;width:38px;height:32px;padding:0;overflow:hidden}.qr-color-input code{color:var(--color-muted);font-family:var(--font-inter), sans-serif;font-size:.78rem;font-weight:600}.qr-logo-control{grid-column:1/-1}.qr-logo-upload{border:1px dashed var(--color-border);border-radius:var(--radius-md);color:var(--color-primary);background:var(--color-bg);cursor:pointer;grid-template-columns:auto 1fr;align-items:center;column-gap:10px;padding:15px;transition:border-color .2s,background-color .2s;display:grid}.qr-logo-upload:hover{border-color:var(--color-primary);background:#2563eb0d}.qr-logo-upload small{color:var(--color-muted);grid-column:2;font-size:.75rem;font-weight:400}.qr-logo-upload input{opacity:0;width:1px;height:1px;position:absolute}.qr-logo-selected{border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);grid-template-columns:42px 1fr auto;align-items:center;gap:12px;min-height:58px;padding:8px 10px;display:grid}.qr-logo-thumb{background-color:#fff;background-position:50%;background-repeat:no-repeat;background-size:contain;border-radius:9px;width:42px;height:42px}.qr-logo-selected button{border-radius:var(--radius-full);width:32px;height:32px;color:var(--color-muted);place-items:center;display:grid}.qr-logo-selected button:hover{color:#dc2626;background:#dc262614}.qr-privacy{border-top:1px solid var(--color-border);color:var(--color-muted);margin-top:24px;padding-top:20px;font-size:.82rem}.qr-preview{text-align:center;background:linear-gradient(160deg, var(--color-card), #2563eb0a);flex-direction:column;justify-content:space-between;align-items:center;padding:30px;display:flex}.qr-preview-label{color:var(--color-primary);text-transform:uppercase;letter-spacing:.08em;font-size:.76rem;font-weight:700}.qr-preview h2{margin-top:5px;font-size:1.3rem}.qr-preview p{color:var(--color-muted);margin-top:5px;font-size:.86rem}.qr-canvas-wrap{aspect-ratio:1;border:1px solid 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10px;font-size:.75rem;font-weight:700;transition:color .2s,background-color .2s,box-shadow .2s}.qr-format-options button.is-active{color:var(--color-primary);background:var(--color-card);box-shadow:var(--shadow-sm)}.qr-actions{grid-template-columns:1fr 1fr;gap:10px;width:100%;display:grid}.qr-actions .btn{padding-inline:14px}.qr-actions .btn:disabled{cursor:not-allowed;opacity:.45;transform:none}@media (max-width:850px){.qr-workspace{grid-template-columns:1fr}.qr-preview{min-height:540px}}@media (max-width:560px){.qr-page{padding:48px 16px 80px}.qr-editor,.qr-preview{padding:20px}.qr-tabs{grid-template-columns:repeat(2,1fr)}.qr-field-grid,.qr-customize-grid,.qr-actions{grid-template-columns:1fr}}