.imc-container { background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 25px; display: flex; flex-direction: column; gap: 20px; }
        
        .config-card { background: #fff; border: 1px solid #e2e8f0; border-radius: 8px; padding: 20px; display: flex; flex-direction: column; gap: 15px; }
        .section-title { font-size: 1.05rem; font-weight: 600; color: #1e293b; border-bottom: 2px solid #f1f5f9; padding-bottom: 8px; }

        .form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 15px; }
        .form-group { display: flex; flex-direction: column; gap: 6px; font-size: 0.9rem; font-weight: 600; color: #475569; }
        .form-group input, .form-group select { padding: 10px; border: 1px solid #cbd5e1; border-radius: 6px; font-size: 1rem; background: #f8fafc; color: #1e293b; outline: none; font-weight: 600; }
        .form-group input:focus, .form-group select:focus { border-color: #2563eb; background: #fff; }

        .btn-calcular { background: #2563eb; color: white; border: none; border-radius: 6px; padding: 12px; font-size: 1rem; font-weight: 600; cursor: pointer; transition: background 0.2s; width: 100%; margin-top: 5px; }
        .btn-calcular:hover { background: #1d4ed8; }

        /* Painel de Resultados Dividido */
        .results-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 15px; }
        .result-card { background: #f1f5f9; border: 1px solid #cbd5e1; border-radius: 8px; padding: 15px; display: flex; flex-direction: column; gap: 8px; text-align: center; justify-content: center; }
        .result-title { font-size: 0.8rem; font-weight: 600; color: #64748b; text-transform: uppercase; letter-spacing: 0.5px; }
        .result-value { font-size: 1.5rem; font-weight: 700; color: #1e293b; }
        .result-sub { font-size: 0.85rem; font-weight: 600; color: #2563eb; }

        /* Aviso Médico */
        .medical-warning { background: #fffbeb; border: 1px solid #fde68a; border-radius: 8px; padding: 15px; display: flex; gap: 12px; align-items: flex-start; color: #92400e; font-size: 0.88rem; line-height: 1.5; font-weight: 500; margin-top: 15px;}
        .medical-warning strong { font-weight: 700; }