:root{--g:#666;--l:#ececec;--bone:#f6f4ef;--blue:#0052ff}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{font:16px/1.65 Inter,system-ui,sans-serif;color:#000;background:#fff;-webkit-font-smoothing:antialiased}
a{color:inherit}
.logo{font-family:Nunito,'Varela Round',sans-serif;font-weight:800;line-height:1;letter-spacing:-.01em;text-decoration:none;color:#000;text-transform:lowercase}
.logo .d{display:inline-block;background:linear-gradient(var(--blue) 0 32%,#000 32%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.top{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--l)}
.bar{max-width:1120px;margin:auto;height:64px;padding:0 24px;display:flex;align-items:center;justify-content:space-between}
.bar .logo{font-size:40px}
nav{display:flex;gap:28px}
nav a{font-size:14px;font-weight:500;text-decoration:none;color:#000;padding:6px 0;border-bottom:2px solid transparent}
nav a:hover,nav a[aria-current]{border-color:#000}
.btn{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 26px;border-radius:999px;border:1.5px solid #000;background:#000;color:#fff;font:600 15px Inter,sans-serif;text-decoration:none;cursor:pointer;transition:background .15s,color .15s}
.btn:hover{background:#fff;color:#000}
.btn.o{background:transparent;color:#000}
.btn.o:hover{background:#000;color:#fff}
.btn:disabled{opacity:.35;cursor:not-allowed;background:#000;color:#fff}
.hero{position:relative;overflow:hidden;background:var(--bone);min-height:calc(100vh - 64px);display:flex;align-items:center;justify-content:center;text-align:center;padding:48px 24px}
.pat{position:absolute;inset:-40px;display:flex;flex-direction:column;gap:6px;pointer-events:none;user-select:none}
.pat div{white-space:nowrap;font:800 150px/1 Nunito,sans-serif;color:transparent;-webkit-text-stroke:2px #eee;letter-spacing:.04em}
.pat div:nth-child(even){transform:translateX(-170px)}
.hero .in{position:relative}
.hero .logo{font-size:clamp(80px,22vw,150px);display:block}
.tag{margin:26px 0 42px;font-size:clamp(18px,3.4vw,28px);color:#222}
.cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
section{padding:104px 24px}
.w{max-width:1120px;margin:auto}
h2{font-size:clamp(28px,4vw,40px);line-height:1.15;letter-spacing:-.02em;font-weight:700;max-width:640px}
.lead{margin-top:20px;max-width:620px;color:var(--g);font-size:18px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-top:56px}
.card{border:1px solid var(--l);border-radius:20px;padding:28px}
.card h3{font-size:18px;margin-bottom:8px}
.card p{color:var(--g);font-size:15px}
.alt{background:var(--bone)}
.alt .card{background:#fff;border-color:transparent}
.n{font:800 14px Nunito,sans-serif;color:var(--g);margin-bottom:28px;display:block}
.chains{display:flex;flex-wrap:wrap;gap:12px;margin-top:40px}
.chip{display:flex;align-items:center;gap:10px;border:1px solid var(--l);border-radius:999px;padding:8px 16px 8px 8px;font-size:14px;font-weight:500}
.chip img{width:28px;height:28px;border-radius:50%}
.end{text-align:center}
.end h2{margin:auto}
.end .cta{margin-top:32px}
footer{border-top:1px solid var(--l);padding:32px 24px}
footer .w{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:14px;color:var(--g)}
footer .logo{font-size:24px}
footer div a{margin-left:20px;text-decoration:none}
footer div a:hover{color:#000}
.app{max-width:480px;margin:56px auto;padding:0 16px}
.panel{border:1px solid var(--l);border-radius:24px;padding:20px;background:#fff}
.ph{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.ph h1{font-size:20px;letter-spacing:-.01em}
.pill{height:36px;padding:0 16px;border-radius:999px;border:1px solid var(--l);background:#fff;font:500 13px Inter,sans-serif;cursor:pointer}
.pill:hover{border-color:#000}
.box{background:var(--bone);border-radius:16px;padding:16px}
.box label{font-size:13px;color:var(--g);font-weight:500}
.row{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:10px 0 12px}
.sel{position:relative}
.sel img{position:absolute;left:10px;top:50%;width:22px;height:22px;margin-top:-11px;border-radius:50%;pointer-events:none;background:#fff}
select{width:100%;height:44px;padding:0 8px 0 40px;border:1px solid var(--l);border-radius:12px;background:#fff;font:500 14px Inter,sans-serif;appearance:none;-webkit-appearance:none;cursor:pointer;text-overflow:ellipsis}
select:focus,input:focus{outline:2px solid #000;outline-offset:1px}
#amt,#out{width:100%;border:0;background:transparent;font:600 30px Inter,sans-serif;letter-spacing:-.02em;color:#000}
#amt::placeholder{color:#bbb}
#out{min-height:44px;line-height:44px}
.flip{display:block;margin:-10px auto;position:relative;z-index:1;width:40px;height:40px;border-radius:50%;border:4px solid #fff;background:#000;color:#fff;font-size:16px;cursor:pointer}
.det{margin:14px 4px;font-size:13px;color:var(--g);display:grid;gap:6px}
.det div{display:flex;justify-content:space-between}
.det b{color:#000;font-weight:500}
.msg{min-height:20px;margin:12px 4px 0;font-size:13px;color:var(--g);word-break:break-word}
.panel .btn{width:100%;margin-top:8px}
.nf{min-height:calc(100vh - 160px);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px}
.nf .logo{font-size:clamp(80px,22vw,160px)}
.nf p{margin:16px 0 28px;color:var(--g)}
@media(max-width:640px){.bar{padding:0 16px}nav{gap:14px}nav a{font-size:13px}.x{display:none}section{padding:72px 20px}.pat div{font-size:100px}}

.split{display:grid;grid-template-columns:1fr 1px 1fr;gap:56px}
.vl{background:#000}
.side h3{font-size:22px;letter-spacing:-.01em;margin-bottom:14px;line-height:1.3}
.side p{color:var(--g);font-size:18px}
.intro{text-align:center;margin-bottom:28px}
.intro h2{font-size:30px;margin:auto}
.intro p{margin-top:10px;color:var(--g)}
.notes{max-width:1120px;margin:96px auto 80px;padding:0 24px}
.notes h2{font-size:28px}
.notes .grid{margin-top:36px}
@media(max-width:760px){.split{grid-template-columns:1fr;gap:32px}.vl{height:1px}}