.calc-wrap { max-width:800px; margin:20px auto; padding:20px; background:#f9f9f9; border-radius:10px; box-shadow:0 4px 12px rgba(0,0,0,0.1); }
.calc-header h1 { margin:0 0 8px; color:#2b6cb0; }
.muted { color:#6b6f76; font-size:0.9rem; }
.calc-form { display:flex; gap:20px; flex-wrap:wrap; }
.col { flex:1; min-width:250px; }
label { display:block; margin:10px 0 5px; font-weight:600; }
select, input[type=text] { width:100%; padding:8px; border-radius:6px; border:1px solid #ccc; }
.btn { margin-top:12px; padding:8px 12px; border:none; border-radius:6px; background:#2b6cb0; color:#fff; cursor:pointer; font-weight:600; }
.btn-secondary { background:#eee; color:#333; border:1px solid #ccc; margin-left:8px; }
.result-card { background:#fff; padding:12px; border-radius:8px; box-shadow:0 2px 8px rgba(0,0,0,0.05); }
.result-row { display:flex; justify-content:space-between; padding:6px 0; border-bottom:1px dashed #eee; }
.results-col { flex:1; min-width:250px; }