@font-face{font-family:Poppins;src:url('/assets/fonts/poppins-400.ttf') format('truetype');font-display:swap}
@font-face{font-family:Poppins;src:url('/assets/fonts/poppins-700.ttf') format('truetype');font-weight:700;font-display:swap}
:root{color-scheme:dark;--bg:#090e16;--panel:#101924;--gold:#ebc882;--ink:#f7f1e7;--muted:#b9c4d2;--line:#554a37}
*{box-sizing:border-box}
body{margin:0;background:radial-gradient(ellipse at 70% 0,#172231 0,transparent 54%),var(--bg);color:var(--ink);font:400 1rem/1.6 Poppins,system-ui,sans-serif}
.wrap{width:min(1056px,calc(100% - 48px));margin-inline:auto}
a{color:var(--gold);text-underline-offset:4px}
button{font:inherit;cursor:pointer}
:focus-visible{outline:2px solid #fff0bd;outline-offset:4px}
.skip-link{position:absolute;left:1rem;top:1rem;transform:translateY(-200%);z-index:2;background:var(--bg);padding:.6rem}
.skip-link:focus{transform:none}
.top,.footer{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:20px 0;border-bottom:1px solid var(--line);font-size:.78rem}
.brand{display:inline-flex;align-items:center;gap:9px;color:var(--ink);font-weight:700;letter-spacing:.12em;text-decoration:none}
.brand span{display:grid;place-items:center;width:30px;height:30px;border:1px solid var(--line);color:var(--gold)}
.intro{display:grid;grid-template-columns:1fr 1fr;align-items:center;min-height:330px}
.intro-copy{position:relative;z-index:1;padding:30px 0}
.eyebrow,.receipt span{color:var(--gold);font-size:.73rem;font-weight:700;letter-spacing:.12em}
.eyebrow span{display:inline-block;width:22px;margin-right:8px;border-top:1px solid var(--gold);vertical-align:middle}
h1,h2,p{margin-top:0}
h1{font-size:clamp(3rem,8vw,6.2rem);line-height:.93;letter-spacing:-.066em;margin-bottom:18px}
h1 em{font-style:normal;color:var(--gold)}
.lede{font-size:clamp(1rem,2.1vw,1.23rem);color:var(--muted);max-width:28ch;margin-bottom:0}
.intro img{width:100%;height:330px;object-fit:contain;mask-image:radial-gradient(ellipse 63% 58%,#000 45%,transparent 91%)}
.lab{border:1px solid var(--line);border-top-color:var(--gold);background:linear-gradient(120deg,#151f2d,var(--panel));box-shadow:0 25px 60px #0004}
.lab-top,.stage{padding-inline:clamp(16px,4vw,36px)}
.lab-top{display:flex;justify-content:space-between;gap:10px;align-items:center;padding-block:14px;font-size:.78rem;color:var(--muted)}
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:0;padding:0;border-block:1px solid var(--line)}
.steps li{padding:10px 6px;text-align:center;font-size:clamp(.68rem,1.5vw,.86rem);color:var(--muted)}
.steps li[aria-current]{color:var(--ink);box-shadow:inset 0 -2px var(--gold);background:#ebc88212}
.steps span{margin-left:2px}
.stage{padding-block:clamp(20px,4vw,40px);min-height:255px}
.stage h2{font-size:clamp(1.45rem,3.2vw,2.4rem);line-height:1.16;margin-bottom:10px;letter-spacing:-.035em}
.stage p,.footnote{color:var(--muted);max-width:67ch}
.receipt{margin:18px 0;padding:14px 16px;background:#090e16aa;border-left:2px solid var(--gold)}
.receipt span,.receipt strong{display:block}
.primary,.choice,.secondary{border:1px solid var(--line);padding:10px 15px;min-height:46px;font-weight:700}
.primary{color:#17120b;background:var(--gold);border-color:var(--gold)}
.primary:hover{background:#ffdfa1}
.primary:disabled{opacity:.55;cursor:default}
.secondary,.choice{background:#0c131c;color:var(--ink)}
.secondary:hover,.choice:hover{border-color:var(--gold);background:#222b36}
.choices{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:18px 0 0}
.choice{text-align:left}
.choice small{display:block;color:var(--muted);font-weight:400}
.controls{display:flex;flex-wrap:wrap;gap:10px}
.footnote{font-size:.78rem;margin:15px 0 30px}
.footer{border-top:1px solid var(--line);border-bottom:0;color:var(--muted);font-size:.72rem}
@media(max-width:650px){
 .wrap{width:calc(100% - 28px)}
 .intro{position:relative;display:block;min-height:0;overflow:hidden}
 .intro-copy{padding:27px 0 24px}
 .intro img{position:absolute;inset:0 0 0 auto;width:60%;height:100%;opacity:.4;mask-image:linear-gradient(90deg,transparent,#000 64%)}
 .lede{max-width:24ch}
 .choices{grid-template-columns:1fr}
 .primary,.controls .secondary{width:100%}
}

.lab-nav{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 16px}
.lab-nav a{padding:8px 12px;border:1px solid var(--line);font-size:.78rem;text-decoration:none;background:#101924}
.lab-nav a:hover{border-color:var(--gold)}
.module{margin-top:20px;padding:clamp(17px,4vw,36px)}
.module h2{margin-bottom:8px;line-height:1.2;font-size:clamp(1.45rem,3.2vw,2.4rem)}
.module p,.hint{color:var(--muted)}
.hint{font-size:.78rem;margin:8px 0 14px}
.field{display:block;font-size:.86rem;font-weight:700;margin:12px 0 5px}
textarea,input,select{width:100%;border:1px solid #695a42;background:#090e16;color:var(--ink);padding:10px;font:inherit;border-radius:0}
textarea,input,.hash,.payload{font-family:ui-monospace,monospace}
textarea{resize:vertical}
select{display:block;max-width:420px;margin-bottom:14px}
.hash{overflow-wrap:anywhere;display:block;color:var(--gold);font-size:.84rem}
.payload{overflow:auto;max-height:280px;white-space:pre-wrap;overflow-wrap:anywhere;font-size:.83rem;padding:10px;background:#090e16}
.details{margin:14px 0}
.details summary{cursor:pointer;color:var(--gold)}
.verify-result:not(:empty){margin:16px 0 10px;padding:10px 13px;border-left:2px solid var(--gold);background:#090e16}
.verify-result[data-state="match"]{border-color:#88d6b1}
.verify-result[data-state="mismatch"]{border-color:#f2a994}
.history{padding-left:24px;margin:0}
.history li{padding:10px 0;border-bottom:1px solid var(--line)}
.history button{margin-top:7px}

.wallet-accounts,.wallet-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-block:12px}
.wallet-account{min-width:0;border:1px solid var(--line);padding:14px;background:#090e16aa}
.wallet-account h3{margin:0 0 4px;font-size:1.05rem}
.wallet-account p{margin:0}
.wallet-account .hash{margin:5px 0}
#wallet-from{margin-bottom:0}
button:disabled{opacity:.5;cursor:default}
@media(max-width:520px){.wallet-accounts,.wallet-fields{grid-template-columns:1fr}}

.intro img{mask-image:none}
.wallet-toggle{display:flex;align-items:center;gap:9px;margin-bottom:16px;font-size:.85rem;color:var(--muted)}
.wallet-toggle input{width:18px;height:18px;accent-color:var(--gold);flex:none}
.shield-review{margin-top:16px;padding:14px 16px;border-left:3px solid #88d6b1;background:#090e16}
.shield-review[data-risk="warning"]{border-color:#f2a994}
.shield-review h3{margin:0 0 6px}
.shield-review p{margin-bottom:8px}
.extras>summary{cursor:pointer;font-weight:700;color:var(--gold)}
.extras>summary span{display:block;color:var(--muted);font-size:.8rem;font-weight:400}
.extras>.lab{margin-top:16px;box-shadow:none}
@media(max-width:650px){.intro img{opacity:.65;mask-image:linear-gradient(90deg,transparent,#000 48%)}}

.wallet-toggle[hidden]{display:none}