*,::before,::after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;background:#fff}body{font-family:'Roboto',sans-serif;background:#fff;color:#000;display:flex;flex-direction:column;min-height:100vh;font-size:16px;line-height:1.6}.site-header{display:flex;justify-content:center}.site-header h1{margin:0;padding:0}.site-main{flex:1;display:flex;flex-direction:column;align-items:center;padding:0 2px 48px}.content-column{width:700px}.capthca-column{width:360px;min-width:360px}.site-footer{background:#000;color:#fff;padding:32px 24px;text-align:center}.logo{font-family:'Roboto',sans-serif;font-weight:900;font-size:3rem;letter-spacing:.05em;text-transform:uppercase;color:#fff;text-decoration:none;display:block;padding:0;margin:0 0 10px;width:100%}#bar{display:block;width:100%;background:#000;font-family:'Roboto',sans-serif;font-weight:900;font-size:3rem;letter-spacing:.05em;text-align:center;margin:0 0 20px;padding:0;line-height:1}#hce{cursor:pointer}#hce:hover{opacity:.75}.intro{width:100%;text-align:left;margin-bottom:24px}.intro p{font-weight:300;font-size:1.05rem;line-height:1.75;margin-bottom:.5em}.intro p:last-child{margin-bottom:0}.capthca-wrap{width:360px;min-width:360px;border:2px solid #000;font-family:'Roboto',sans-serif}.capthca-header{background:#4A90D9;color:#fff;padding:16px 20px}.capthca-header .small{font-weight:400;font-size:.85rem;display:block;margin-bottom:4px}.capthca-header .large{font-weight:700;font-size:1.6rem;display:block;line-height:1.2}.capthca-title-bar{background:#000;color:#fff;font-size:.7rem;font-weight:500;letter-spacing:.15em;text-transform:uppercase;text-align:center;padding:6px}.capthca-body{background:#f0f0f0;padding:0;position:relative}.grid-container{position:relative;width:356px;user-select:none}.capthca-image{display:block;width:100%;height:auto}.captcha-grid{position:absolute;top:0;left:0;width:100%;height:100%;display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(4,1fr)}.grid-square{border:1px solid #ffffff80;cursor:pointer;transition:background .1s ease}.grid-square:hover{background:#4a90d926}.grid-square.active{background:#4a90d959;border-color:#4a90d9cc}.equation-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:4px;padding:8px;background:#e8e8e8}.equation-square{background:#fff;border:2px solid #ccc;padding:8px 4px;text-align:center;cursor:pointer;font-size:.72rem;font-weight:400;line-height:1.4;min-height:60px;display:flex;align-items:center;justify-content:center;transition:all .1s ease}.equation-square:hover{border-color:#4A90D9;background:#f0f6ff}.equation-square.active{border-color:#4A90D9;background:#4a90d926}.equation-header{background:#fff;border-bottom:2px solid #000;padding:12px 16px;font-size:.85rem;text-align:center;line-height:1.5}.equation-header .label{font-weight:700;font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;display:block;margin-bottom:4px}.equation-header .formula{font-weight:400;font-size:1rem}.capthca-footer-bar{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:#f0f0f0;border-top:2px solid #000}.capthca-brand{font-size:.65rem;font-weight:700;letter-spacing:.1em;color:#666}.capthca-brand span{color:#4A90D9}.verify-btn{background:#4A90D9;color:#fff;border:none;padding:8px 20px;font-family:'Roboto',sans-serif;font-weight:700;font-size:.85rem;letter-spacing:.05em;cursor:pointer;transition:background .15s ease}.verify-btn:hover{background:#357abd}.result-box{max-width:480px;text-align:center;padding:48px 24px}.result-box h2{font-weight:900;font-size:2rem;letter-spacing:.03em;margin-bottom:16px}.result-box p{font-weight:300;font-size:1rem;line-height:1.7;margin-bottom:24px}.result-box .restart-btn{background:#000;color:#fff;border:none;padding:12px 32px;font-family:'Roboto',sans-serif;font-weight:700;font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;cursor:pointer;transition:background .15s ease}.result-box .restart-btn:hover{background:#333}.download-btn{display:inline-block;background:#fff;color:#000;border:2px solid #000;padding:10px 28px;font-family:'Roboto',sans-serif;font-weight:700;font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;cursor:pointer;margin-bottom:20px;transition:background .15s ease,color .15s ease}.download-btn:hover{background:#000;color:#fff}.cooldown-msg{font-weight:300;font-size:1rem;margin-bottom:24px;text-align:left}#cooldown-count{font-weight:700;font-variant-numeric:tabular-nums}.restart-btn:disabled{background:#999;cursor:not-allowed;opacity:.6}.site-footer nav{display:flex;justify-content:center;gap:32px;margin-bottom:16px;flex-wrap:wrap}.site-footer nav a{color:#fff;text-decoration:none;font-size:.8rem;font-weight:400;letter-spacing:.05em;text-transform:uppercase;opacity:.75;transition:opacity .15s ease}.site-footer nav a:hover{opacity:1}.site-footer .footer-note{font-size:.78rem;font-weight:300;opacity:.75;margin-top:8px}.bitcoin-note{font-size:.78rem;font-weight:300;opacity:.75;margin-top:16px;line-height:1.6}.bitcoin-address{font-family:monospace;font-size:1rem;display:block;margin-top:4px;word-break:break-all;cursor:pointer;transition:opacity .15s ease}.bitcoin-address:hover{opacity:.9;text-decoration:underline}.btc-copied{display:inline-block;font-size:.7rem;font-weight:700;color:#fff;opacity:0;margin-left:8px;transition:opacity .2s ease}.btc-copied.visible{opacity:1}.footer-note a,.footer-note a:visited{color:#fff;text-decoration:underline;text-decoration-style:dotted}.tleft{text-align:left}.result-box p.tlrg{font-size:2rem}.wall-writing{padding:32px 0 48px}.wall-writing h1{letter-spacing:.02em;margin:0 0 10px}.wall-writing h2{font-weight:700;font-size:1.25rem;letter-spacing:.02em;margin-top:40px;margin-bottom:12px}.wall-writing h2:first-child{margin-top:0}.wall-writing p{font-weight:300;font-size:1rem;line-height:1.8;margin-bottom:1em}.wall-writing p:last-child{margin-bottom:0}.wall-writing a{color:#000;text-decoration:underline;text-decoration-style:dotted}.wall-writing a:hover{text-decoration-style:solid}.wall-writing em{font-style:italic}.legal-date{font-size:.8rem;opacity:.5;margin-top:40px}.contact-form{margin-top:24px}.form-group{margin-bottom:24px}.form-group label{display:block;font-weight:500;font-size:.85rem;letter-spacing:.05em;text-transform:uppercase;margin-bottom:6px}.char-limit{font-weight:300;text-transform:none;letter-spacing:0;font-size:.8rem;opacity:.6}.form-group input,.form-group textarea{display:block;width:100%;font-family:'Roboto',sans-serif;font-weight:300;font-size:1rem;color:#000;background:#fff;border:2px solid #000;padding:10px 12px;outline:none;transition:border-color .15s ease;resize:vertical}.form-group input:focus,.form-group textarea:focus{border-color:#4A90D9}.form-group.has-error input,.form-group.has-error textarea{border-color:#c00}.field-error{display:block;font-size:.8rem;font-weight:400;color:#c00;margin-top:5px}.char-counter{font-size:.78rem;font-weight:300;opacity:.6;text-align:right;margin-top:4px}.char-counter.over{color:#c00;opacity:1}.contact-submit{background:#000;color:#fff;border:none;padding:12px 36px;font-family:'Roboto',sans-serif;font-weight:700;font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;cursor:pointer;transition:background .15s ease}.contact-submit:hover{background:#333}@media screen and (max-width: 700px){.content-column{width:100%;padding:8px}.logo{font-size:1.4rem}#bar img{width:96%}}