:root{font-family:Inter,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:auto;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}}.qr-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.qr-modal{background-color:#fff;border-radius:8px;padding:24px;max-width:400px;width:90%;position:relative;box-shadow:0 4px 6px #0000001a}.qr-close-button{position:absolute;top:8px;right:8px;background:none;border:none;font-size:24px;color:#666;cursor:pointer;padding:4px 8px;line-height:1}.qr-close-button:hover{color:#333}.qr-content{text-align:center}.qr-title{font-size:20px;font-weight:600;margin-bottom:16px;color:#333}.qr-alert{background-color:#f3f4f6;border:1px solid #e5e7eb;border-radius:6px;padding:12px;color:#374151;font-size:14px}@media (max-width: 480px){.qr-modal{width:95%;padding:16px}.qr-title{font-size:18px}}.leaderboard-container{max-width:800px;margin:0 auto;padding:20px;background-color:#2c2a2a;border-radius:12px;box-shadow:0 2px 8px #0000001a}.leaderboard-title{font-size:24px;font-weight:700;text-align:center;margin-bottom:24px}.leaderboard-list{display:flex;flex-direction:column;gap:12px}.leaderboard-item{display:flex;align-items:center;padding:12px 16px;border-radius:8px;transition:transform .2s ease,box-shadow .2s ease}.leaderboard-item:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000000d}.first-place{background-color:#ffd70026;border:1px solid rgba(255,215,0,.3)}.second-place{background-color:#c0c0c026;border:1px solid rgba(192,192,192,.3)}.third-place{background-color:#cd7f3226;border:1px solid rgba(205,127,50,.3)}.rank{width:30px;font-size:18px;font-weight:700}.avatar{width:48px;height:48px;margin-right:16px;border-radius:50%;overflow:hidden}.avatar img{width:100%;height:100%;object-fit:cover}.user-name{flex:1;font-size:16px;font-weight:500}.points{font-size:18px;font-weight:700;color:#5291dd;min-width:80px;text-align:right}.loading{text-align:center;padding:20px;color:#666;font-size:16px}.error{text-align:center;padding:20px;color:#dc3545;font-size:16px}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}