:root{color:#101418;background:#f6f7f9;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}.app{width:min(1120px,calc(100vw - 32px));margin:0 auto;padding:32px 0 48px}.hero{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:24px}.eyebrow{margin:0 0 8px;color:#5c6670;font-size:13px;font-weight:700;letter-spacing:0;text-transform:uppercase}h1,h2,p{margin-top:0}h1{margin-bottom:10px;font-size:clamp(32px,4vw,48px);line-height:1.05}h2{margin-bottom:16px;font-size:20px}.summary{max-width:720px;margin-bottom:0;color:#3c4650;line-height:1.6}.panel,.status,.result{margin-top:18px;padding:20px;border:1px solid #dfe3e8;border-radius:8px;background:#fff}.panel{display:grid;gap:16px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.token-leg{display:grid;gap:12px;border:1px solid #e5e9ee;border-radius:8px;padding:14px}.token-leg h2{margin-bottom:0;font-size:16px}label{display:grid;gap:8px;color:#27313a;font-weight:700}input,select{width:100%;border:1px solid #cfd6dd;border-radius:8px;background:#fff;color:#101418;padding:12px 14px}input:focus,select:focus{border-color:#2563eb;outline:2px solid rgba(37,99,235,.16)}.notice,.hint{border-radius:8px;padding:12px 14px;background:#eef6ff;color:#17456f;line-height:1.55}.notice.error,.result.error{background:#fff1f1;color:#7a1f1f;border-color:#f3b8b8}.hint{background:#f4f5f7;color:#4a5560}code{border-radius:5px;background:#e8ebef;padding:2px 5px}.toggle{display:flex;align-items:center;gap:10px;font-weight:700}.toggle input{width:18px;height:18px}.primary{justify-self:start;border:0;border-radius:8px;background:#101418;color:#fff;padding:12px 18px;cursor:pointer;font-weight:800}.primary:disabled{cursor:not-allowed;opacity:.5}dl{display:grid;gap:12px;margin:0}dl>div{display:grid;grid-template-columns:150px minmax(0,1fr);gap:16px}dt{color:#5c6670;font-weight:700}dd{min-width:0;margin:0;overflow-wrap:anywhere}pre{max-height:520px;margin:0;overflow:auto;border-radius:8px;background:#101418;color:#f8fafc;padding:16px;line-height:1.5}@media(max-width:720px){.app{width:min(100vw - 24px,1120px);padding-top:20px}.hero{display:grid}.form-grid{grid-template-columns:1fr}dl>div{grid-template-columns:1fr;gap:4px}}