:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}.app-container{min-height:100vh;display:flex;flex-direction:column}.pwa-status-bar{display:flex;justify-content:space-between;align-items:center;padding:12px 20px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-radius:12px;margin-bottom:2rem;box-shadow:0 4px 12px #0000001a}.status-indicator{font-weight:700;font-size:14px}.status-indicator.online{color:#4ade80}.status-indicator.offline{color:#f87171}.pwa-info{font-size:14px;opacity:.9}.main-content{flex:1;display:flex;flex-direction:column;align-items:center}.logo-container{display:flex;gap:2rem;margin-bottom:2rem}.logo{height:6em;padding:1.5em;will-change:filter;transition:filter .3s}.logo:hover{filter:drop-shadow(0 0 2em #646cffaa)}.logo.react:hover{filter:drop-shadow(0 0 2em #61dafbaa)}@keyframes logo-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (prefers-reduced-motion: no-preference){a:nth-of-type(2) .logo{animation:logo-spin infinite 20s linear}}.card{padding:2em;background:#ffffff0d;border-radius:12px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1);margin-bottom:2rem}.card button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;color:#fff;cursor:pointer;transition:border-color .25s}.card button:hover{border-color:#646cff}.card button:focus,.card button:focus-visible{outline:4px auto -webkit-focus-ring-color}.pwa-features{width:100%;max-width:800px;margin:2rem 0}.pwa-features h2{margin-bottom:1.5rem;color:#333}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-top:1rem}.feature-card{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 4px 12px #0000001a;border:1px solid #e5e7eb;transition:transform .2s,box-shadow .2s}.feature-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px #00000026}.feature-card h3{margin:0 0 .5rem;color:#333;font-size:1.1rem}.feature-card p{margin:0;color:#666;font-size:.9rem;line-height:1.4}.read-the-docs{color:#888;margin-top:2rem}@media (max-width: 768px){#root{padding:1rem}.pwa-status-bar{flex-direction:column;gap:8px;text-align:center}.logo-container{flex-direction:column;gap:1rem}.logo{height:4em;padding:1em}.feature-grid{grid-template-columns:1fr}.card{padding:1.5em}}@media (max-width: 480px){.pwa-status-bar{padding:8px 12px;font-size:12px}.feature-card{padding:1rem}}