.ocalc{--brand-dark:#2b2154;--brand:#67579e;--brand-hover:#57498c;--brand-soft:#f4f2f7;--page:#f7faff;--surface:#fff;--text:#262626;--muted:#5f5f70;--border:#dedbe5;--gold:#e5b752;--gold-soft:#fff8e8;--danger:#b42318;--danger-soft:#fff1f0;--success:#287a58;--shadow:0 8px 28px #2b215414;color:var(--text);background:var(--page);min-height:100vh;font-family:Satoshi,Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.ocalc *,.ocalc :before,.ocalc :after{box-sizing:border-box}.ocalc [hidden]{display:none!important}.ocalc button,.ocalc input,.ocalc select{font:inherit}.ocalc a{color:var(--brand);text-underline-offset:3px}.ocalc a:hover{color:var(--brand-hover)}.ocalc .app{width:min(1180px,100%);margin:0 auto;padding:24px}.ocalc .masthead{background:var(--brand-dark);color:#fff;border-radius:12px 12px 0 0;justify-content:space-between;align-items:center;gap:20px;padding:18px 22px;display:flex}.ocalc .masthead img{width:178px;height:auto;display:block}.ocalc 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