:root{--bg:#000;--sf:rgba(255,255,255,0.03);--bd:rgba(255,255,255,0.06);--dim:rgba(255,255,255,0.5);--faint:rgba(255,255,255,0.3);--accent:#6c5ce7;--teal:#00cec9;--grad:linear-gradient(135deg,#6c5ce7,#00cec9);}
*{margin:0;padding:0;box-sizing:border-box;}
body{background:#000;color:#fff;font-family:-apple-system,BlinkMacSystemFont,'SF Pro Display',system-ui,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.6;overflow-x:hidden;}
#gate{position:fixed;inset:0;background:#000;display:flex;align-items:center;justify-content:center;z-index:100;transition:opacity .5s,transform .5s;}
.gate-box{text-align:center;padding:40px;}
.gate-logo{font-size:13px;font-weight:600;letter-spacing:4px;background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:20px;}
.gate-sub{font-size:14px;color:var(--dim);margin-bottom:28px;}
.gate-row{display:flex;gap:8px;max-width:300px;margin:0 auto;}
#gate-in{flex:1;padding:12px 16px;background:rgba(255,255,255,0.05);border:1px solid var(--bd);border-radius:10px;color:#fff;font-size:15px;outline:none;}
#gate-in:focus{border-color:var(--accent);}
#gate-in::placeholder{color:var(--faint);}
#gate-btn{padding:12px 18px;background:var(--grad);border:none;border-radius:10px;color:#fff;font-size:16px;cursor:pointer;}
#gate-err{color:rgba(255,90,90,0.8);font-size:13px;margin-top:10px;min-height:18px;}
.shake{animation:shake .4s ease;}
@keyframes shake{25%{transform:translateX(-8px);}75%{transform:translateX(8px);}}
#bar{position:fixed;top:0;left:0;width:100%;height:2px;z-index:50;}
#fill{height:100%;background:var(--grad);width:0%;transition:width .3s;}
main{max-width:780px;margin:0 auto;padding:60px 36px 100px;}
section{margin-bottom:80px;opacity:0;transform:translateY(24px);transition:all .65s cubic-bezier(.16,1,.3,1);}
section.visible{opacity:1;transform:translateY(0);}