:root{font-family:Pretendard,-apple-system,BlinkMacSystemFont,system-ui,Roboto,Helvetica Neue,Segoe UI,Apple SD Gothic Neo,Noto Sans KR,Malgun Gothic,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol,sans-serif;color-scheme:dark}body{margin:0;padding:0;background-color:#0a0a0a;color:#fff;min-height:100vh;-webkit-font-smoothing:antialiased}#root{width:100%;margin:0 auto}.glass-panel{background:#1e1e1eb3;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(0,255,128,.2);border-radius:20px;box-shadow:0 8px 32px #00000080}.glass-button{background:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:#fff;border-radius:12px;transition:all .2s ease;cursor:pointer;font-weight:500}.glass-button:hover,.glass-button:active{background:#00ff8026;border-color:#00ff8080;transform:translateY(-2px)}.btn-primary{background:linear-gradient(135deg,#00ff80,#0c6);color:#000;border:none;border-radius:16px;font-weight:800;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #00ff804d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #00ff8066}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.loading{position:relative;overflow:hidden}.loading:after{content:"";position:absolute;top:0;left:-100%;width:50%;height:100%;background:linear-gradient(to right,transparent,rgba(255,255,255,.3),transparent);animation:loading-sweep 1.5s infinite}@keyframes loading-sweep{0%{left:-100%}to{left:200%}}.animate-float{animation:float 3s ease-in-out infinite}@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-8px)}to{transform:translateY(0)}}