:root{--bg:#0b0f17;--card:#0f172a;--text:#e5e7eb;--muted:#9ca3af;--line:rgba(255,255,255,.10);--a:#60a5fa;--g:#34d399}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}
.container{max-width:980px;margin:0 auto;padding:18px}
.brand{display:flex;gap:12px;align-items:center;padding:12px 14px;border:1px solid var(--line);border-radius:14px;background:rgba(15,23,42,.55)}
.brand img{width:42px;height:42px;object-fit:contain}
.brand h1{margin:0;font-size:18px}
.brand p{margin:4px 0 0;color:var(--muted);font-size:12px}
.grid{display:grid;gap:14px}
@media(min-width:920px){.grid{grid-template-columns:1fr 1fr}}
.card{border:1px solid var(--line);border-radius:16px;background:rgba(15,23,42,.55);padding:16px}
.label{color:var(--muted);font-size:12px;margin:0 0 6px}
.input{width:100%;padding:12px;border-radius:12px;border:1px solid var(--line);background:rgba(11,18,32,.8);color:var(--text);outline:none}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 14px;border-radius:12px;border:1px solid rgba(96,165,250,.35);background:rgba(96,165,250,.18);color:var(--text);cursor:pointer;font-weight:650;text-decoration:none}
.btn2{border:1px solid rgba(52,211,153,.35);background:rgba(52,211,153,.16)}
.hr{height:1px;background:var(--line);margin:14px 0}
.pre{white-space:pre-wrap;background:rgba(11,18,32,.75);border:1px solid var(--line);border-radius:14px;padding:12px;line-height:1.55}
.err{border:1px solid rgba(248,113,113,.35);background:rgba(248,113,113,.12);color:#fecaca;padding:10px 12px;border-radius:12px}
.tokenRow{display:flex;gap:10px;align-items:center;justify-content:space-between;padding:10px 12px;border-radius:12px;border:1px solid var(--line);background:rgba(11,18,32,.75);margin:10px 0}
.tokenText{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:13px}
.copyBtn{padding:9px 10px;border-radius:10px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.06);color:var(--text);cursor:pointer}