body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;margin:0;padding:0;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#333;min-height:100vh}.app{text-align:center;padding:2rem;min-height:100vh}.app-header{margin-bottom:2rem;color:#fff;text-shadow:0 2px 4px rgba(0,0,0,.2)}.app-header h1{margin:0;font-size:2.5rem}.app-header p{margin:.5rem 0 0;opacity:.9}.start-screen{background:white;padding:3rem;border-radius:16px;box-shadow:0 10px 30px #00000026;max-width:500px;margin:0 auto}.start-button{background:#007aff;color:#fff;border:none;padding:1rem 2rem;font-size:1.2rem;border-radius:12px;cursor:pointer;transition:all .2s ease}.start-button:hover{background:#0056cc;transform:translateY(-2px);box-shadow:0 6px 12px #00000026}.disclaimer{font-size:.8rem;margin-top:1.5rem;opacity:.7}.diagnostic-progress{background:white;padding:2rem;border-radius:16px;max-width:500px;margin:0 auto}.progress-bar{height:8px;background:#eee;border-radius:4px;overflow:hidden;margin:1rem 0}.progress-bar:after{content:"";display:block;height:100%;width:60%;background:#007aff;animation:progress-pulse 1.5s ease-in-out infinite alternate}@keyframes progress-pulse{0%{width:30%}to{width:80%}}.results-view{background:white;padding:2rem;border-radius:16px;text-align:left;max-width:800px;margin:0 auto}.timestamp{opacity:.7;font-size:.9rem}.results-nav{display:flex;border-bottom:1px solid #eee;margin:1.5rem 0}.results-nav button{background:none;border:none;padding:.75rem 1.5rem;cursor:pointer;opacity:.6;transition:opacity .2s}.results-nav button.active{opacity:1;border-bottom:2px solid #007aff;font-weight:600}.faults-list{margin-top:1rem}.fault-item{border:1px solid #eee;border-radius:8px;padding:1rem;margin-bottom:1rem;position:relative}.fault-item.severity-high{border-left:4px solid #ff3b30}.fault-item.severity-medium{border-left:4px solid #ff9500}.fault-item.severity-low{border-left:4px solid #34c759}.severity-badge{position:absolute;top:1rem;right:1rem;font-size:.7rem;text-transform:uppercase;padding:.25rem .5rem;border-radius:4px;font-weight:700}.fault-item.severity-high .severity-badge{background:#ff3b30;color:#fff}.fault-item.severity-medium .severity-badge{background:#ff9500;color:#fff}.fault-item.severity-low .severity-badge{background:#34c759;color:#fff}.no-issues{color:#34c759;font-weight:500}.raw-data pre{background:#f5f5f5;padding:1rem;border-radius:8px;overflow-x:auto;font-size:.8rem}.reset-button{background:#8e8e93;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;margin-top:1.5rem}.error-panel{background:#ff3b30;color:#fff;padding:1.5rem;border-radius:12px;max-width:500px;margin:0 auto}:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color-scheme:light dark;color:#ffffffde;background-color:#242424}*{box-sizing:border-box}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}#root{width:100%;margin:0 auto;text-align:center}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}}