body::before{content:'';position:fixed;inset:0;background:url('https://guardianhubx.com/spaceinvaders/assets/images/space_Invaders_babylonjs_3.jpg') center center/cover no-repeat fixed;filter:blur(3px) brightness(.75) grayscale(.54);opacity:.89;z-index:0;pointer-events:none}body{position:relative;z-index:0;background:0 0!important}.box-arcade{font-family:'Press Start 2P',Arial,sans-serif;color:#fff;background:#03081a;position:relative;overflow:hidden;border-radius:16px;max-width:600px;margin:30px auto;text-align:center;box-shadow:0 0 36px #012d;padding:2.2em 1.4em 1em 1.4em;z-index:1}.arcade-bg-img{position:absolute;inset:0;z-index:0;filter:brightness(.6) blur(2.5px) grayscale(.2);opacity:.52;pointer-events:none}.arcade-header,.arcade-score-img,form#score-form{position:relative;z-index:1}.arcade-header{margin-bottom:22px;font-size:1.1em;color:#0ff;text-shadow:0 0 18px #003,0 1px 8px #0ff8;letter-spacing:.04em}.pixel-star{color:#ffd900;text-shadow:0 0 4px #ffd900;font-size:1.2em}.arcade-score-img .score-title{font-size:1.25em;margin-bottom:22px;color:#fff;letter-spacing:.02em;text-shadow:0 0 8px #0ff,0 0 20px #fff2}.arcade-score-img .score-points{font-size:2.6em;color:#ffd900;text-shadow:0 0 34px #111,0 0 24px #0ff8,0 0 2px #fff;animation:blink-score .8s steps(2) infinite}@keyframes blink-score{55%{color:#0ff}}.box-arcade button,.box-arcade input{font-family:inherit;font-size:1em;padding:10px 12px;margin-top:14px;width:85%;border-radius:8px;border:1.2px solid #0a4;background:#070a1f80;color:#0ff;outline:0;box-shadow:0 0 2px #fff}.box-arcade button{background:#05c551;color:#fff;border:2px solid #ff0;cursor:pointer;font-weight:700;margin-top:20px;text-shadow:0 1px 6px #0008;box-shadow:0 1px 16px #01fc}.box-arcade button:hover{background:#ffd900;color:#03081a;border-color:#05c551}@media (max-width:600px){.box-arcade{max-width:97vw;padding:8vw 1vw}.arcade-bg-img{background-size:cover}}#leaderboard-wrap.leaderboard{position:relative;z-index:2;max-width:820px;margin:16px auto;padding:0;border-radius:16px;background:rgba(12,15,22,.9);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);border:2px solid rgba(255,217,0,.95);box-shadow:0 18px 36px rgba(0,0,0,.55);color:#f6f8ff;font-family:'Press Start 2P',Arial,sans-serif}#leaderboard-wrap h3{position:sticky;top:0;z-index:1;margin:0;padding:14px 18px;border-top-left-radius:14px;border-top-right-radius:14px;background:linear-gradient(180deg,rgba(255,217,0,.2),rgba(255,217,0,.06));border-bottom:1px solid rgba(255,217,0,.35);font-size:20px;letter-spacing:.04em;color:#ffd900;text-shadow:0 2px 0 rgba(0,0,0,.55);display:flex;align-items:center;gap:10px}#leaderboard-wrap h3::before{content:"🏆🏆";filter:drop-shadow(0 1px 0 rgba(0,0,0,.6))}#leaderboard-wrap .lb-table{width:100%;border-collapse:separate;border-spacing:0;font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}#leaderboard-wrap .lb-table thead th{padding:12px 16px;font-size:13px;color:#ffef8a;background:rgba(0,0,0,.28);border-bottom:1px solid rgba(255,255,255,.08)}#leaderboard-wrap .lb-table thead th:first-child{width:64px;text-align:left}#leaderboard-wrap .lb-table thead th:last-child{text-align:right}#leaderboard-wrap .lb-table tbody tr{height:44px}#leaderboard-wrap .lb-table td{padding:12px 16px;font-size:14px;line-height:1.25;border-bottom:1px solid rgba(255,255,255,.06);text-shadow:0 1px 0 rgba(0,0,0,.45)}#leaderboard-wrap .lb-table tbody tr:nth-child(2n){background:rgba(255,255,255,.035)}#leaderboard-wrap .lb-table td:first-child{width:64px;color:#dfe5ff}#leaderboard-wrap .lb-table td:last-child{text-align:right}#leaderboard-wrap .you td:first-child{position:relative;padding-left:28px}#leaderboard-wrap .you td:first-child::before{content:"★";position:absolute;left:10px;top:50%;transform:translateY(-50%);color:#ffd900;text-shadow:0 1px 0 rgba(0,0,0,.6)}#leaderboard-wrap .you{background:linear-gradient(90deg,rgba(255,217,0,.22),rgba(255,217,0,.07))}#leaderboard-wrap .lb-meta{display:flex;justify-content:space-between;gap:16px;margin-top:16px;padding-bottom:8px;font-size:12px;color:#e9edff}#leaderboard-wrap .btn-container{text-align:center;margin:18px 0}#leaderboard-wrap .btn-next{display:inline-block;padding:12px 24px;border-radius:12px;background:#ffd900;color:#171a22;font-size:14px;border:2px solid #ffd900;text-decoration:none;box-shadow:0 8px 22px rgba(0,0,0,.35);transition:transform .06s ease,filter .12s ease}#leaderboard-wrap .btn-next:hover{filter:brightness(.95)}#leaderboard-wrap .btn-next:active{transform:translateY(1px)}@media (max-width:680px){#leaderboard-wrap.leaderboard{max-width:94vw}#leaderboard-wrap .lb-table td,#leaderboard-wrap .lb-table th{padding:10px 12px;font-size:12px}#leaderboard-wrap .lb-table td:first-child,#leaderboard-wrap .lb-table thead th:first-child{width:46px}#leaderboard-wrap h3{font-size:18px;padding:12px}}