.tool-header{display:flex;align-items:center;justify-content:space-between;padding:16px;background-color:var(--color-accent);color:#fff}.back-link{color:#fff;text-decoration:none}.tool-title{font-size:18px;margin:0;font-weight:600}.share-button{background:none;border:none;color:#fff;cursor:pointer;padding:4px}.json-textarea{width:100%;box-sizing:border-box;font-family:Menlo,Consolas,Courier New,monospace;font-size:14px;line-height:1.5;-moz-tab-size:2;tab-size:2;white-space:pre;resize:vertical}.radio-group{display:flex;flex-wrap:wrap;gap:16px}.radio-group label{display:flex;align-items:center;gap:6px;font-size:14px;cursor:pointer}.button-group{display:flex;gap:12px}.button-group .btn-primary,.button-group .btn-secondary{flex:1;display:inline-flex;align-items:center;justify-content:center;padding:12px 20px;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:var(--transition);border:none}.button-group .btn-primary{background-color:var(--color-accent);color:#fff}.button-group .btn-primary:hover{background-color:#8a7ad0}.button-group .btn-secondary{background-color:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border)}.button-group .btn-secondary:hover{background-color:var(--color-surface-hover, var(--color-surface));border-color:var(--color-border-hover)}.json-result{font-family:Menlo,Consolas,Courier New,monospace;font-size:14px;line-height:1.5;white-space:pre-wrap;word-break:break-all;overflow-x:auto;max-height:500px;overflow-y:auto;margin:0;padding:16px;background-color:var(--color-surface);border-radius:8px;min-height:60px}.json-result code{font-family:inherit;font-size:inherit;color:var(--color-text)}.error-message{background-color:#ef44441a;border:1px solid rgba(239,68,68,.3);border-radius:var(--border-radius);padding:12px 16px;margin-bottom:24px;font-size:14px;line-height:1.6;color:var(--color-error, #dc2626);width:100%;box-sizing:border-box}.action-buttons{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.action-button{display:flex;align-items:center;gap:6px;background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:20px;padding:6px 12px;font-size:14px;color:var(--color-text);cursor:pointer;transition:var(--transition)}.action-button:active{transform:scale(.98)}.hint-text{text-align:center;font-size:14px;color:var(--color-text-secondary);margin-bottom:24px;width:100%}.toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%) translateY(100px);background-color:#000c;color:#fff;padding:12px 24px;border-radius:24px;font-size:14px;opacity:0;transition:transform .3s ease,opacity .3s ease;z-index:1000}.toast.show{transform:translate(-50%) translateY(0);opacity:1}@media(min-width:768px){.button-group .btn-primary,.button-group .btn-secondary{flex:none;min-width:160px}}