*,*:before,*:after{box-sizing:border-box}body{margin:0;min-height:100vh;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}body{margin:0;background:#f5f5f5;color:#1a1a1a;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:14px}#root{max-width:960px;margin:0 auto;padding:2rem 1.5rem}.app-header{margin-bottom:2rem;border-bottom:1px solid #ddd;padding-bottom:1rem}.app-header h1{margin:0 0 .4rem;font-size:1.5rem;font-weight:600}.app-header p{margin:0;color:#666}.sections{display:grid;gap:1.5rem}.error-section{background:#fff;border:1px solid #e0e0e0;border-radius:8px;padding:1.25rem 1.5rem}.error-section h2{margin:0 0 1rem;font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:#555}.button-grid{display:flex;flex-wrap:wrap;gap:.5rem}.error-btn{padding:.4rem .75rem;background:#fff;border:1px solid #ccc;border-radius:5px;font-size:.82rem;cursor:pointer;color:#222;transition:background .1s,border-color .1s;font-family:SF Mono,Fira Code,monospace}.error-btn:hover{background:#f0f0f0;border-color:#999}.error-btn:active{background:#e8e8e8}.log-panel{margin-top:2rem;background:#1a1a1a;border-radius:8px;padding:1rem 1.25rem;color:#d4d4d4;font-family:SF Mono,Fira Code,monospace;font-size:.8rem}.log-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.log-header h3{margin:0;font-size:.8rem;font-weight:600;color:#888;text-transform:uppercase;letter-spacing:.05em}.clear-btn{padding:.2rem .6rem;background:transparent;border:1px solid #444;border-radius:4px;color:#888;font-size:.75rem;cursor:pointer}.clear-btn:hover{border-color:#666;color:#aaa}.log-empty{margin:0;color:#555;font-style:italic}.log-list{margin:0;padding:0;list-style:none;max-height:300px;overflow-y:auto}.log-list li{padding:.2rem 0;border-bottom:1px solid #2a2a2a;line-height:1.5}.log-list li:last-child{border-bottom:none}.log-time{color:#666;margin-right:.75rem;font-size:.75rem}