@import "https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=DM+Sans:wght@400;500;600;700&family=Libre+Caslon+Display&display=swap";:root{color:#f2f6fc;font-synthesis:none;background:#050b11;font-family:DM Sans,Arial,sans-serif}*{box-sizing:border-box}body{min-width:320px;margin:0}button,input{font:inherit}button{cursor:pointer}a{color:inherit}button:focus-visible,input:focus-visible,a:focus-visible{outline-offset:4px;outline:2px solid #64b5ff}.page{background:radial-gradient(at 52% 23%,#0c1a28 0,#050b11 58%);min-height:100vh;position:relative;overflow:hidden}.page:before{content:"";opacity:.1;pointer-events:none;background:url(/countdown/mesh.png) 50%/cover no-repeat;height:480px;position:absolute;inset:365px -10% auto}.masthead,main,footer{z-index:1;max-width:1440px;margin:auto;position:relative}.masthead{border-bottom:1px solid #193045;justify-content:space-between;align-items:center;height:74px;padding:0 44px;display:flex}.back{color:#d3e7ff;font-family:Libre Caslon Display,Georgia,serif;font-size:26px;text-decoration:none}.back:hover{color:#fff}.masthead-end{letter-spacing:.17em;color:#8099b4;font:500 11px DM Mono,monospace}.star{color:#56a6ff;vertical-align:-2px;margin-left:12px;font-size:17px}main{padding:0 44px}.intro{padding:49px 0 41px}.intro h1{letter-spacing:-.07em;color:#0000;background:linear-gradient(90deg,#f9fbff 0%,#e4f2ff 36%,#72aeed 61%,#ffd3a1 88%);-webkit-background-clip:text;background-clip:text;max-width:max-content;margin:0;font:clamp(84px,11vw,154px)/.88 Libre Caslon Display,Georgia,serif}.intro h1 span{font:inherit}.intro h1 i{color:#64b5ff;font-style:normal}.intro p{color:#abc1d8;max-width:730px;margin:22px 0 0;font:clamp(18px,2vw,25px)/1.35 Libre Caslon Display,Georgia,serif}.workspace{grid-template-columns:1fr 1fr;gap:14px;display:grid}.challenge,.result{background:linear-gradient(150deg,#0b1621f5,#050b12f2);border:1px solid #21364a;border-radius:10px;min-height:435px;padding:27px 30px;box-shadow:0 18px 60px #0004}.section-head{letter-spacing:.18em;color:#8eadce;justify-content:space-between;align-items:center;min-height:20px;margin-bottom:29px;font:500 11px DM Mono,monospace;display:flex}.text-button{color:#80b9f5;background:0 0;border:0;padding:0;font:500 12px DM Sans,sans-serif}.text-button:hover{text-decoration:underline}.field-label{letter-spacing:.15em;color:#99b7d5;justify-content:space-between;margin:0 0 13px;font:500 11px DM Mono,monospace;display:flex}.field-label small{color:#728ca5;letter-spacing:0;font:400 12px DM Sans,sans-serif}.numbers{grid-template-columns:repeat(4,1fr);gap:11px;margin-bottom:26px;display:grid}.numbers input,.target-line input{color:#f5f9ff;text-align:center;background:#09131e;border:1px solid #355570;border-radius:7px;width:100%;height:74px;font:600 37px DM Sans,sans-serif;box-shadow:inset 0 1px 4px #0008}.numbers input:hover,.target-line input:hover{border-color:#599bd8}.target-line{align-items:center;gap:15px;margin-bottom:26px;display:flex}.target-line input{border-color:#3b84bd;width:160px}.equals{color:#65b5ff;font:36px Libre Caslon Display,Georgia,serif}.primary{color:#fff;background:linear-gradient(#2887ed,#0756b8);border:1px solid #64b4ff;border-radius:7px;justify-content:center;align-items:center;gap:13px;width:100%;height:55px;font:600 16px DM Sans,sans-serif;display:flex;box-shadow:0 0 24px #1378e230}.primary:hover:not(:disabled){background:linear-gradient(#419cff,#136acc)}.primary:disabled{opacity:.7;cursor:wait}.primary span{font-size:18px}.helper{color:#7590ab;min-height:19px;margin:14px 0 0;font-size:12px;line-height:1.5}.progress{background:#182d44;border-radius:4px;height:4px;margin-top:12px;overflow:hidden}.progress span{background:#63b7ff;height:100%;transition:width .2s;display:block}.error{color:#ffab9e;margin:10px 0 0;font-size:13px}.live{letter-spacing:.11em;color:#7f9bb4}.live>span{background:#607488;border-radius:50%;width:8px;height:8px;margin-right:7px;display:inline-block}.live>span.on{background:#45db99;box-shadow:0 0 14px #45db99}.terminal{background:#03080e;border:1px solid #213649;border-radius:6px;flex-direction:column;min-height:319px;display:flex;overflow:hidden}.terminal-top{color:#6586a4;letter-spacing:.07em;border-bottom:1px solid #192e40;justify-content:space-between;align-items:center;height:42px;padding:0 14px;font:10px DM Mono,monospace;display:flex}.dots{gap:5px;display:flex}.dots i{background:#36526a;border-radius:50%;width:6px;height:6px;display:block}.terminal-body{flex-direction:column;flex:1;padding:20px 23px;display:flex}.terminal-prefix{color:#6da5d7;font:12px DM Mono,monospace}.terminal pre{color:#e0eeff;white-space:pre-wrap;overflow-wrap:anywhere;min-height:100px;margin:17px 0 0;font:14px/1.7 DM Mono,monospace}.verdict{letter-spacing:.08em;border-top:1px solid #23384a;margin-top:auto;padding-top:16px;font:500 12px DM Mono,monospace}.verdict span{letter-spacing:0;color:#a8bdd0;margin-left:11px;font:400 12px DM Sans,sans-serif}.success{color:#56dfa4}.miss{color:#ffb38f}.result-foot{color:#718ca6;justify-content:space-between;gap:10px;margin-top:15px;font:11px DM Mono,monospace;display:flex}.footnote{color:#819ab2;border-top:1px solid #1b2d40;justify-content:space-between;align-items:flex-end;gap:30px;margin-top:52px;padding:24px 0 74px;font-size:13px;line-height:1.6;display:flex}.footnote p{max-width:750px;margin:0}.source-links{flex:none;gap:20px;display:flex}.footnote a{color:#a3ceff;flex:none;text-decoration:none}.footnote a:hover{text-decoration:underline}footer{color:#5f7b93;letter-spacing:.14em;border-top:1px solid #1b2d40;justify-content:space-between;padding:25px 44px;font:10px DM Mono,monospace;display:flex}@media (width<=900px){.masthead,main{padding:0 25px}.workspace{grid-template-columns:1fr}.challenge,.result{min-height:auto}.result{min-height:370px}.intro h1{font-size:clamp(77px,13vw,130px)}}@media (width<=580px){.masthead{height:62px;padding:0 18px}.back{font-size:22px}.masthead-end{text-align:right;max-width:132px;font-size:9px;line-height:1.5}.star{display:none}main{padding:0 14px}.intro{padding:40px 6px 31px}.intro h1{font-size:clamp(68px,16vw,100px)}.intro p{margin-top:17px;font-size:19px}.challenge,.result{padding:22px 19px}.section-head{margin-bottom:23px}.numbers{gap:7px}.numbers input{height:64px;font-size:28px}.target-line input{height:65px}.footnote{margin-top:35px;padding-bottom:50px;display:block}.source-links{flex-wrap:wrap;gap:18px;margin-top:14px}.footnote a{display:inline-block}footer{gap:15px;padding:22px 18px;font-size:9px;line-height:1.5}.result-foot{font-size:9px}.terminal-body{padding:18px 15px}}