:root{color:#244b40;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;background:#b7e1e5;font-family:Segoe UI,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{margin:0;overflow:hidden}.world{width:100%;height:100dvh;position:relative;overflow:hidden}#scene{outline:none;width:100%;height:100%;display:block}#scene:focus-visible{outline-offset:-3px;outline:3px solid #416953}.title-card,.stage-badge,.controls,.world-label{pointer-events:none;position:absolute}.title-card{top:34px;left:38px}.eyebrow{letter-spacing:3px;font-size:11px;font-weight:800}h1{letter-spacing:-1.5px;margin:12px 0 9px;font-size:clamp(23px,2.8vw,37px);font-weight:750}h1 span{font-weight:400}.title-card p{color:#426e60;margin:0;font-size:13px}.stage-badge{background:#fff9e4ba;border:1px solid #ffffff95;border-radius:24px;padding:11px 16px;font-size:12px;font-weight:600;top:36px;right:34px}.stage-badge span{background:#64a25b;border-radius:50%;width:7px;height:7px;margin-right:6px;display:inline-block}.stage-badge{pointer-events:auto}.stage-badge a{color:inherit;text-underline-offset:3px;text-decoration:underline}#nameplates{pointer-events:none;position:absolute;inset:0;overflow:hidden}.nameplate{color:#244b40;white-space:nowrap;background:#fffaf1e8;border-radius:9px;padding:4px 9px;font-size:12px;position:absolute;top:0;left:0;box-shadow:0 2px 8px #244b4020}#connection-status{color:#345b51;text-align:right;pointer-events:none;max-width:min(340px,80vw);margin:0;font-size:12px;position:absolute;top:78px;right:36px}.join-card,.failure-card{z-index:10;top:calc(var(--viewport-height,100dvh) * .5 + var(--viewport-top,0px));width:min(350px,100% - 32px);max-height:calc(var(--viewport-height,100dvh) - 24px);background:#fffaf1fa;border:1px solid #fff;border-radius:20px;padding:24px;position:absolute;left:50%;overflow-y:auto;transform:translate(-50%,-50%);box-shadow:0 15px 60px #244b4025}.join-card h2{margin:14px 0 22px;font-size:25px}.join-card label{margin-bottom:9px;font-size:12px;display:block}.join-card input{color:#244b40;width:100%;font:inherit;background:#fff;border:1px solid #c7d4bd;border-radius:9px;padding:12px}.join-card input:focus{outline-offset:2px;outline:2px solid #75a46b}.join-card button{color:#fff;width:100%;font:inherit;cursor:pointer;background:#4f7b53;border:0;border-radius:9px;padding:12px;font-weight:600}.join-card button:disabled{opacity:.6;cursor:wait}#join-error{color:#8a352c;overflow-wrap:anywhere;background:#fff0e9;border-radius:8px;margin:10px 0;padding:10px;font-size:13px;line-height:1.6}#join-status{color:#345b51;margin:8px 0;font-size:12px;line-height:1.5}.loading-state{margin:14px 0}#scene-status{color:#58745c;margin:0 0 7px;font-size:12px;line-height:1.5}#scene-progress{accent-color:#679560;width:100%;height:6px;display:block}#retry-button{color:#345b40;background:#e3ecd9;margin-top:9px}.failure-card{line-height:1.8}.failure-card h2{font-size:22px}.failure-card button{color:#fff;font:inherit;cursor:pointer;background:#4f7b53;border:0;border-radius:9px;padding:12px}#connection-status{z-index:11;background:#fffaf1f5;border-radius:10px;padding:10px 14px}[hidden]{display:none!important}.controls{background:#fffaf1e8;border:1px solid #fffaf1d9;border-radius:18px;align-items:center;gap:20px;padding:18px 24px 18px 20px;display:flex;bottom:30px;left:34px;box-shadow:0 6px 30px #294b3310}.keypad{grid-template-columns:repeat(3,29px);gap:4px;display:grid}kbd{background:#f1f2e9;border:1px solid #cdd6bf;border-radius:7px;place-items:center;width:29px;height:29px;font:600 12px Segoe UI,sans-serif;display:grid;box-shadow:0 2px #cdd6bf}.key-w{grid-column:2}.key-w+kbd{grid-column:1}kbd.pressed{color:#fff;background:#5f8f56;border-color:#507d4c;transform:translateY(1px);box-shadow:0 1px #507d4c}.controls strong{font-size:14px}.controls p{margin:6px 0 0;font-size:12px}.controls .hint{color:#7c8d77;font-size:11px}.world-label{letter-spacing:1px;font-size:12px;font-weight:600;bottom:40px;right:36px}.world-label span{opacity:.55;margin-right:10px;font-size:10px}#error-message{background:#fffaf1;border-radius:16px;width:min(90%,460px);margin:0;padding:25px;line-height:1.8;position:absolute;top:45%;left:50%;transform:translate(-50%,-50%)}@media (width<=680px){.title-card{top:24px;left:22px}h1{max-width:280px;font-size:25px;line-height:1.5}h1 span{display:block}.stage-badge{padding:8px 11px;font-size:10px;top:auto;bottom:144px;right:18px}#connection-status{top:auto;bottom:188px;right:18px}.controls{gap:16px;padding:15px;bottom:18px;left:14px;right:14px}.controls p{font-size:11px}.world-label{display:none}}@media (height<=450px){.title-card{top:16px;left:20px}.title-card p,h1 span,.stage-badge,.world-label{display:none}h1{margin:6px 0;font-size:24px}.controls{padding:10px 16px;bottom:14px;left:18px}}