:root{--bg:#f5f7f9;--panel-bg:#fff;--border:#d7dde3;--text-main:#111827;--text-muted:#4b5563;--accent:#2563eb;--focus:#2563eb59;color:var(--text-main);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-weight:400;line-height:1.4}*,:before,:after{box-sizing:border-box}body{background:var(--bg);margin:0}#root{width:min(1100px,100% - 2rem);margin:0 auto;padding:1.5rem 0 2rem}h1{margin:0;font-size:clamp(1.45rem,2.8vw,2rem)}h2{margin:0;font-size:1.1rem}.app-shell{flex-direction:column;gap:1.5rem;display:flex}.kicker{text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin:0 0 .25rem;font-size:.75rem}.subtitle{color:var(--text-muted);margin-top:.75rem}.panel{border:1px solid var(--border);background:var(--panel-bg);border-radius:12px;padding:1rem}.input-grid{grid-template-columns:repeat(2,minmax(200px,1fr));gap:.875rem;display:grid}label{color:var(--text-muted);flex-direction:column;gap:.4rem;font-size:.85rem;display:flex}input{border:1px solid var(--border);background:var(--bg);color:var(--text-main);border-radius:8px;padding:.6rem .7rem;font-size:.95rem}input:focus{outline:2px solid var(--focus);outline-offset:1px}.currency-input{border:1px solid var(--border);background:var(--bg);border-radius:8px;align-items:center;display:flex}.currency-input span{color:var(--text-muted);padding-left:.7rem;font-size:.95rem}.currency-input input{background:0 0;border:none;flex:1}.currency-input input:focus{outline:none}.currency-input:focus-within{outline:2px solid var(--focus);outline-offset:1px}.link-button{color:var(--accent);cursor:pointer;background:0 0;border:none;margin-top:.8rem;padding:0;font-weight:600}.advanced{margin-top:.8rem}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.75rem;display:grid}.stat-card{border:1px solid var(--border);background:var(--panel-bg);border-radius:12px;padding:.85rem}.label{color:var(--text-muted);margin:0;font-size:.78rem}.value{color:var(--text-main);margin:.35rem 0 0;font-size:1.15rem;font-weight:700}.chart-panel{grid-template-columns:minmax(260px,1fr) minmax(320px,2fr);align-items:start;gap:1rem;display:grid}.chart-copy h2{margin:0 0 .4rem}.chart-copy p{margin:.45rem 0}.warning{color:#b91c1c}.success{color:#0f766e}.chart-wrap{min-height:360px}.footnote{color:var(--text-muted);margin:.25rem 0 0;font-size:.84rem}@media (width<=940px){.input-grid,.stats-grid,.chart-panel{grid-template-columns:1fr}}