*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden;background:#020309;color:#e4eeef;font-family:Arial,"Noto Sans KR","Malgun Gothic",sans-serif}main{position:relative;width:100%;height:100dvh}canvas{display:block;width:100%;height:100%;touch-action:none;outline:none;-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer;-webkit-tap-highlight-color:transparent}#help{position:absolute;top:max(18px,env(safe-area-inset-top));right:max(18px,env(safe-area-inset-right));width:44px;height:44px;background:none;border:1px solid #334147;border-radius:50%;font-size:18px;color:#93a9b0;transition:color .2s,border .2s}#help:hover{color:#d1fff0;border-color:#96e3cd}#help:focus-visible,#close-guide:focus-visible{outline:2px solid #a8eacf;outline-offset:5px}#result{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none;text-align:center;line-height:1.9;white-space:nowrap;text-shadow:0 2px 12px #000;background:#04090ddd;border:1px solid #36524d;border-radius:16px;padding:22px 32px;backdrop-filter:blur(8px);font-size:14px;color:#acbdbd}#result strong{display:block;color:#d7fff1;font-size:25px;font-weight:400;letter-spacing:3px;margin-bottom:8px}#error{position:absolute;inset:35% 24px auto;text-align:center;line-height:1.8;color:#a9bcc1;font-size:14px}dialog{border:1px solid #273c40;background:#0a1218f5;color:#d3e0e0;border-radius:24px;padding:32px;width:min(420px,calc(100vw - 32px));max-height:calc(100dvh - 40px);overflow:auto;box-shadow:0 30px 100px #0008}dialog::backdrop{background:#020509ac;backdrop-filter:blur(8px)}.eyebrow{color:#73948e;font-size:10px;letter-spacing:4px}h1{font-size:27px;font-weight:500;letter-spacing:-1px;margin:12px 0 8px}.intro{font-size:14px;line-height:1.7;color:#8ba0a5;margin:0}.diagram{display:flex;gap:24px;align-items:center;justify-content:center;color:#90d4c0;margin:18px 0}.diagram span{font-size:24px;font-weight:200;color:#466660}ol{padding-left:22px;font-size:13px;line-height:1.75;margin:8px 0}li{padding-left:5px;margin:8px 0}li::marker{color:#71958a;font-size:11px}strong{font-weight:500;color:#b5e6d6}small{font-size:11px;color:#7d9496}.note{font-size:11px;line-height:1.85;color:#799094;margin:22px 0}#close-guide{display:flex;justify-content:space-between;width:100%;border:1px solid #476c60;background:#142822;border-radius:12px;padding:14px 16px;font-size:13px;color:#bcdfd1}#close-guide span{color:#7fb99f}@media(max-height:740px){dialog{padding:22px}.diagram{margin:10px}.diagram svg{height:55px}li{margin:5px 0}.note{margin:14px 0}h1{font-size:24px}}

#result small{display:block;margin-top:14px;letter-spacing:0;color:#86aa9f;font-size:11px}#result strong{font-size:23px;letter-spacing:1px}