:root{color:#173b55;font-synthesis:none;background:#173b55;font-family:PingFang SC,Microsoft YaHei,system-ui,sans-serif}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#app{width:100%;height:100dvh;margin:0;overflow:hidden}body{overscroll-behavior:none;touch-action:none;min-width:320px;min-height:320px;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);background:linear-gradient(#8fd7f5 0%,#d8f3ff 100%)}#app{place-items:center;display:grid}canvas{touch-action:none;-webkit-user-select:none;user-select:none;border-radius:18px;max-width:100%;max-height:100%;display:block;box-shadow:0 18px 50px #154d6b38}#rotate-device{z-index:9999;color:#fff;text-align:center;background:radial-gradient(circle at 50% 25%,#6ed5f6e6,#0000 42%),linear-gradient(#257aa4 0%,#163d5a 100%);justify-content:center;align-items:center;padding:24px;display:none;position:fixed;inset:0}.rotate-card{background:#173b55c7;border:3px solid #ffffffe0;border-radius:28px;width:min(86vw,360px);padding:30px 24px 26px;box-shadow:0 20px 60px #00000047}.rotate-card h1{margin:18px 0 8px;font-size:25px}.rotate-card p{color:#dff7ff;margin:0 0 22px;font-size:16px}.phone-icon{border:6px solid #fff;border-radius:16px;place-items:center;width:74px;height:116px;margin:0 auto;animation:1.8s ease-in-out infinite turn-phone;display:grid}.phone-icon span{color:#ffd45e;font-size:42px}#enter-landscape{color:#fff;min-width:190px;font:inherit;background:#36a9c5;border:3px solid #fff;border-radius:999px;padding:13px 22px;font-size:18px;font-weight:700}@keyframes turn-phone{0%,25%{transform:rotate(0)}65%,to{transform:rotate(90deg)}}@media (orientation:portrait) and (width<=900px){html.mobile-device #rotate-device{display:flex}}@media (orientation:landscape) and (height<=600px){body{padding:0}canvas{box-shadow:none;border-radius:0}}#test-skip{top:max(14px, env(safe-area-inset-top));right:max(16px, env(safe-area-inset-right));z-index:5000;color:#fff;min-width:82px;font:inherit;cursor:pointer;touch-action:manipulation;background:#293e48d1;border:3px solid #fffffff5;border-radius:999px;padding:10px 18px;font-size:17px;font-weight:800;position:fixed;box-shadow:0 5px 14px #0000003d}#test-skip:active{transform:scale(.95)}#audio-toast{top:max(72px, calc(env(safe-area-inset-top) + 72px));right:max(28px, calc(env(safe-area-inset-right) + 28px));z-index:6000;color:#fff;pointer-events:none;background:#243741e6;border-radius:999px;padding:9px 16px;font-size:15px;font-weight:800;animation:1.8s forwards audio-toast-fade;position:fixed}@keyframes audio-toast-fade{0%{opacity:0;transform:translateY(-6px)}15%,72%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-4px)}}@media (orientation:portrait) and (width<=900px){html.mobile-device #test-skip{display:none}}#sound-toggle{top:max(14px, env(safe-area-inset-top));right:max(116px, calc(env(safe-area-inset-right) + 116px));z-index:5000;color:#fff;min-width:92px;font:inherit;cursor:pointer;background:#293e48d1;border:3px solid #fffffff5;border-radius:999px;padding:10px 14px;font-size:16px;font-weight:800;position:fixed;box-shadow:0 5px 14px #0000003d}#sound-toggle:active{transform:scale(.95)}@media (orientation:portrait) and (width<=900px){html.mobile-device #sound-toggle{display:none}}