.p2048{--card:#071625;--text:#eef7ff;--muted:#8ca7ba;--line:#1b4664;--accent:#7a5cff;--board:#0b2134;--empty:#123049;font-family:Inter,system-ui,sans-serif;color:var(--text);max-width:780px;margin:25px auto}.p2048 *{box-sizing:border-box}.p2048-shell{background:linear-gradient(145deg,#06101d,#0a1d30);border:1px solid #1b587c;border-radius:20px;padding:20px;box-shadow:0 20px 70px #0005}.p2048-header{display:flex;justify-content:space-between;gap:18px}.p2048-eyebrow{font-size:10px;letter-spacing:2px;color:#39dcff;font-weight:800}.p2048 h1{font:800 48px 'Space Grotesk';margin:2px 0;line-height:1}.p2048 h1 span{color:#c15cff}.p2048-header p{color:var(--muted);font-size:12px}.p2048-scores{display:flex;gap:7px}.p2048-score{min-width:82px;background:#0c2135;border:1px solid #244d69;border-radius:10px;padding:7px;text-align:center}.p2048-score span{display:block;color:#7898ad;font-size:8px}.p2048-score strong{font-size:20px}.p2048-challenge{margin:12px 0;padding:10px 12px;border:1px solid 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auto}.p2048-shell{padding:12px;border-radius:15px}.p2048 h1{font-size:38px}.p2048-header{display:block}.p2048-scores{margin-top:10px}.p2048-score{flex:1}.p2048-toolbar .p2048-btn{flex:1;padding:9px 5px}.p2048-board{gap:6px;padding:6px}.p2048-submit{grid-template-columns:1fr}.p2048-lbrow{grid-template-columns:27px 1fr 62px 58px;font-size:10px}.p2048-lbrow span:nth-child(3){display:none}.p2048-lbrow small{display:none}.p2048-stats-grid{grid-template-columns:repeat(2,1fr)}}