.qr-app{height:100%;min-height:0;display:flex}.qr-app__preview{flex:1;justify-content:center;align-items:center;min-width:0;min-height:0;padding:20px;display:flex;overflow:auto}.qr-app__side{resize:horizontal;border-left:1px solid var(--border);background:var(--bg-panel);flex-direction:column;width:420px;min-width:320px;max-width:50vw;display:flex;overflow:hidden}.qr-stage{flex-direction:column;align-items:center;gap:14px;max-width:100%;display:flex}.qr-canvas{border:1px solid var(--border);background:var(--bg-elevated);border-radius:10px;justify-content:center;align-items:center;max-width:100%;padding:16px;display:flex}.qr-canvas.is-checker{background:repeating-conic-gradient(var(--bg-elevated) 0% 25%, var(--bg-hover) 0% 50%) 50% / 16px 16px}.qr-preview__svg{max-width:100%;height:auto;display:block}.qr-stage__notes{flex-direction:column;gap:6px;width:100%;max-width:420px;display:flex}.qr-empty{max-width:420px;color:var(--text-dim);text-align:center}.qr-empty__title{color:var(--text);margin:0 0 6px;font-size:15px;font-weight:600}.qr-empty__body{margin:0;font-size:13px}.qr-empty__list{margin:10px 0 0;padding:0;font-size:12.5px;line-height:1.9;list-style:none}.qr-note{border:1px solid #0000;border-radius:6px;margin:0;padding:6px 9px;font-size:12.5px;line-height:1.6}.qr-note--error{color:var(--error);background:var(--error-bg);border-color:var(--error-border)}.qr-note--warn{color:var(--warn);background:var(--warn-bg);border-color:var(--warn-border)}.qr-note--info{color:var(--info);background:var(--info-bg);border-color:var(--info-border)}.qr-panel{flex-direction:column;flex:1;gap:10px;min-height:0;padding:10px;display:flex;overflow:auto}.qr-panel__row{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.qr-panel__spacer{flex:1}.qr-switch{display:inline-flex}.qr-switch__btn{border-radius:0;height:30px;padding:0 12px;font-size:12.5px}.qr-switch__btn:first-child{border-radius:6px 0 0 6px}.qr-switch__btn:last-child{border-radius:0 6px 6px 0;margin-left:-1px}.qr-switch__btn.is-active{color:var(--accent-text);background:var(--accent-soft);border-color:var(--accent);z-index:1;position:relative}.qr-text-btn{white-space:nowrap;align-items:center;gap:5px;height:30px;padding:0 11px;font-size:12.5px;display:inline-flex}.qr-text-btn svg{flex-shrink:0}.qr-text-btn.is-active{color:var(--accent-text);background:var(--accent-soft);border-color:var(--accent)}.qr-text-btn.is-danger:hover:not(:disabled){color:var(--danger-text);background:var(--danger-bg);border-color:var(--error)}.qr-input,.qr-select{min-width:0;height:30px;color:var(--text);background:var(--bg-input);border:1px solid var(--border-strong);font:inherit;border-radius:6px;padding:0 8px;font-size:12.5px}.qr-select{background:var(--bg-elevated)}.qr-input:focus,.qr-select:focus-visible{border-color:var(--accent);outline:none}.qr-input:disabled,.qr-select:disabled{opacity:.55;cursor:not-allowed}.qr-input--num{flex:none;width:84px}.qr-block{flex-direction:column;gap:5px;display:flex}.qr-block__label{color:var(--text-dim);font-size:12px}.qr-textarea{min-height:88px;color:var(--text);background:var(--bg-input);border:1px solid var(--border-strong);resize:vertical;border-radius:8px;padding:9px 11px;font-size:12.5px;line-height:1.55}.qr-textarea:focus{border-color:var(--accent);outline:none}.qr-field{align-items:center;gap:8px;display:flex}.qr-field__label{width:88px;color:var(--text-dim);flex:none;font-size:12px}.qr-field .qr-select,.qr-field .qr-input:not(.qr-input--num){flex:1}.qr-field__value{font-family:JetBrains Mono,Cascadia Code,ui-monospace,Consolas,monospace;font-size:12.5px;font-weight:600}.qr-field__unit{color:var(--text-dim);font-size:11.5px}.qr-color{background:var(--bg-elevated);border:1px solid var(--border-strong);cursor:pointer;border-radius:6px;flex:none;width:44px;height:30px;padding:2px}.qr-color__hex{text-transform:lowercase;flex:none;width:92px;font-family:JetBrains Mono,Cascadia Code,ui-monospace,Consolas,monospace}.qr-check{color:var(--text-dim);cursor:pointer;align-items:center;gap:7px;font-size:12.5px;display:flex}.qr-check input{width:14px;height:14px;accent-color:var(--accent)}.qr-group{border:1px solid var(--border);background:var(--bg-elevated);border-radius:8px;flex-direction:column;gap:8px;margin:0;padding:10px;display:flex}.qr-group__title{color:var(--text-dim);letter-spacing:.06em;text-transform:uppercase;padding:0 4px;font-size:11.5px;font-weight:600}.qr-hint{color:var(--text-dim);margin:0;font-size:11.5px;line-height:1.6}@media (width<=900px){.qr-app{flex-direction:column}.qr-app__preview{flex:none;min-height:240px;padding:14px}.qr-app__side{resize:none;border-left:none;border-top:1px solid var(--border);flex:1;width:auto;min-width:0;max-width:none;min-height:260px}}