.tdee-calculator-wrap { max-width:700px; margin:20px auto; font-family: Arial, sans-serif; border:1px solid #e6e6e6; padding:16px; border-radius:8px; background:#fff;}
.tdee-form .row { margin-bottom:12px; display:flex; gap:12px; align-items:center; }
.tdee-form label { flex:1; font-size:14px; }
.tdee-form input[type=number], .tdee-form select { width:100%; padding:8px; border:1px solid #ccc; border-radius:4px; }
.tdee-btn { background:#0073aa; color:#fff; padding:10px 14px; border:none; border-radius:6px; cursor:pointer; }
.tdee-btn:hover { opacity:0.95; }
.tdee-results { margin-top:16px; background:#fbfbfb; padding:12px; border-radius:6px; }
.tdee-results h3 { margin-top:0; }
.explain { font-size:13px; color:#333; }