/* Container da ferramenta com largura controlada - v1.0.5 */
:root {
--calc-regra3-bg-container:#ffffff;
--calc-regra3-border-color:#e1e5e9;
--calc-regra3-box-shadow:rgba(0,0,0,0.1);
--calc-regra3-igual-color:#3498db;
--calc-regra3-label-color:#2c3e50;
--calc-regra3-input-bg:#ffffff;
--calc-regra3-input-border:#e1e5e9;
--calc-regra3-input-focus-border:#3498db;
--calc-regra3-input-focus-shadow:rgba(52,152,219,0.1);
--calc-regra3-input-readonly-bg-start:#f8f9fa;
--calc-regra3-input-readonly-bg-end:#e9ecef;
--calc-regra3-input-readonly-color:#2c3e50;
--calc-regra3-input-readonly-border:#3498db;
--calc-regra3-checkbox-bg:#f8f9fa;
--calc-regra3-checkbox-border:#e1e5e9;
--calc-regra3-checkbox-label-color:#2c3e50;
--calc-regra3-btn-limpar-bg-start:#e74c3c;
--calc-regra3-btn-limpar-bg-end:#c0392b;
--calc-regra3-btn-limpar-shadow:rgba(231,76,60,0.3);
--calc-regra3-btn-limpar-shadow-hover:rgba(231,76,60,0.4);
--calc-regra3-btn-calcular-bg-start:#3498db;
--calc-regra3-btn-calcular-bg-end:#217dbb;
--calc-regra3-btn-calcular-shadow:rgba(52,152,219,0.3);
--calc-regra3-btn-calcular-shadow-hover:rgba(52,152,219,0.4);
--calc-regra3-equacao-bg:#f8f9fa;
--calc-regra3-equacao-border:#3498db;
--calc-regra3-equacao-title-color:#2c3e50;
--calc-regra3-equacao-formula-color:#34495e;
--calc-regra3-equacao-formula-bg:white;
--calc-regra3-equacao-formula-border:#e1e5e9;
--calc-regra3-equacao-formula-hover-bg:#f8f9fa;
--calc-regra3-equacao-formula-hover-border:#3498db;
--calc-regra3-equacao-formula-hover-shadow:rgba(52,152,219,0.15);
--calc-regra3-equacao-formula-active-shadow:rgba(52,152,219,0.15);
}
[data-theme="dark"] {
--calc-regra3-bg-container:#2d2d2d;
--calc-regra3-border-color:#495057;
--calc-regra3-box-shadow:rgba(0,0,0,0.4);
--calc-regra3-igual-color:#5ac8fa;
--calc-regra3-label-color:#e9ecef;
--calc-regra3-input-bg:#1a1a1a;
--calc-regra3-input-border:#495057;
--calc-regra3-input-focus-border:#5ac8fa;
--calc-regra3-input-focus-shadow:rgba(90,200,250,0.2);
--calc-regra3-input-readonly-bg-start:#343a40;
--calc-regra3-input-readonly-bg-end:#495057;
--calc-regra3-input-readonly-color:#e9ecef;
--calc-regra3-input-readonly-border:#5ac8fa;
--calc-regra3-checkbox-bg:#343a40;
--calc-regra3-checkbox-border:#495057;
--calc-regra3-checkbox-label-color:#e9ecef;
--calc-regra3-btn-limpar-bg-start:#e74c3c;
--calc-regra3-btn-limpar-bg-end:#c0392b;
--calc-regra3-btn-limpar-shadow:rgba(231,76,60,0.4);
--calc-regra3-btn-limpar-shadow-hover:rgba(231,76,60,0.5);
--calc-regra3-btn-calcular-bg-start:#5ac8fa;
--calc-regra3-btn-calcular-bg-end:#0072bc;
--calc-regra3-btn-calcular-shadow:rgba(90,200,250,0.4);
--calc-regra3-btn-calcular-shadow-hover:rgba(90,200,250,0.5);
--calc-regra3-equacao-bg:#343a40;
--calc-regra3-equacao-border:#5ac8fa;
--calc-regra3-equacao-title-color:#e9ecef;
--calc-regra3-equacao-formula-color:#adb5bd;
--calc-regra3-equacao-formula-bg:#1a1a1a;
--calc-regra3-equacao-formula-border:#495057;
--calc-regra3-equacao-formula-hover-bg:#2d2d2d;
--calc-regra3-equacao-formula-hover-border:#5ac8fa;
--calc-regra3-equacao-formula-hover-shadow:rgba(90,200,250,0.2);
--calc-regra3-equacao-formula-active-shadow:rgba(90,200,250,0.15);
}
.tool-container{max-width:750px;margin:0 auto;width:100%;}
.calculadora-regra3-container{max-width:700px;margin:0 auto;background:var(--calc-regra3-bg-container);border-radius:12px;box-shadow:0 4px 20px var(--calc-regra3-box-shadow);padding:2rem;border:1px solid var(--calc-regra3-border-color);overflow:hidden;position:relative;width:100%;box-sizing:border-box;}
.calculadora-regra3-form{display:grid;}
.calculadora-regra3-proporcao{display:grid;grid-template-columns:1fr auto 1fr;gap:2rem;align-items:center;width:100%;box-sizing:border-box;}
.calculadora-regra3-lado-esquerdo{display:grid;grid-template-rows:1fr 1fr;gap:1rem;align-items:center;}
.calculadora-regra3-lado-direito{display:grid;grid-template-rows:1fr 1fr;gap:1rem;align-items:center;}
.calculadora-regra3-igual{display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:bold;color:var(--calc-regra3-igual-color);min-width:40px;height:100%;}
.calculadora-regra3-linha{display:grid;grid-template-columns:1fr 1fr;gap:1rem;align-items:end;width:100%;box-sizing:border-box;}
.calculadora-regra3-campo{display:flex;flex-direction:column;gap:0.5rem;}
.calculadora-regra3-campo label{color:var(--calc-regra3-label-color);font-weight:600;font-size:0.95rem;text-transform:uppercase;letter-spacing:0.5px;}
.calculadora-regra3-campo input{padding:0.875rem;border:2px solid var(--calc-regra3-input-border);border-radius:8px;font-size:1rem;transition:all 0.3s ease;background:var(--calc-regra3-input-bg);text-align:center;color:var(--calc-regra3-label-color);}
.calculadora-regra3-campo input:focus{outline:none;border-color:var(--calc-regra3-input-focus-border);box-shadow:0 0 0 3px var(--calc-regra3-input-focus-shadow);}
.calculadora-regra3-campo input[readonly]{background:linear-gradient(135deg,var(--calc-regra3-input-readonly-bg-start),var(--calc-regra3-input-readonly-bg-end));color:var(--calc-regra3-input-readonly-color);font-weight:600;border-color:var(--calc-regra3-input-readonly-border);font-size:1.2rem;}
.calculadora-regra3-checkbox{display:flex;align-items:center;gap:0.75rem;padding:1rem;background:var(--calc-regra3-checkbox-bg);border-radius:8px;border:1px solid var(--calc-regra3-checkbox-border);margin:1rem 0;justify-content:center;}
.calculadora-regra3-checkbox input[type="checkbox"]{width:18px;height:18px;accent-color:var(--calc-regra3-input-focus-border);cursor:pointer;}
.calculadora-regra3-checkbox label{color:var(--calc-regra3-checkbox-label-color);font-weight:500;cursor:pointer;user-select:none;margin:0;}
.calculadora-regra3-botoes{display:flex;gap:1rem;justify-content:center;min-height:0;padding:0;}
.calculadora-regra3-botoes button{background:linear-gradient(135deg,var(--calc-regra3-btn-limpar-bg-start),var(--calc-regra3-btn-limpar-bg-end));color:white;border:none;padding:0.875rem 2rem;border-radius:8px;font-weight:600;font-size:0.95rem;text-transform:uppercase;letter-spacing:0.5px;cursor:pointer;transition:all 0.3s ease;box-shadow:0 4px 15px var(--calc-regra3-btn-limpar-shadow);}
.calculadora-regra3-botoes button:hover{transform:translateY(-2px);box-shadow:0 6px 20px var(--calc-regra3-btn-limpar-shadow-hover);}
.calculadora-regra3-botoes button:active{transform:translateY(0);}
.calculadora-regra3-botoes button#btn-calcular{background:linear-gradient(135deg,var(--calc-regra3-btn-calcular-bg-start),var(--calc-regra3-btn-calcular-bg-end));color:white;border:none;padding:0.875rem 2rem;border-radius:8px;font-weight:600;font-size:0.95rem;text-transform:uppercase;letter-spacing:0.5px;cursor:pointer;transition:all 0.3s ease;box-shadow:0 4px 15px var(--calc-regra3-btn-calcular-shadow);}
.calculadora-regra3-botoes button#btn-calcular:hover{transform:translateY(-2px);box-shadow:0 6px 20px var(--calc-regra3-btn-calcular-shadow-hover);background:linear-gradient(135deg,var(--calc-regra3-btn-calcular-bg-end),var(--calc-regra3-btn-calcular-bg-start));}
.calculadora-regra3-botoes button#btn-calcular:active{transform:translateY(0);}
.calculadora-regra3-equacao{background:var(--calc-regra3-equacao-bg);border-radius:8px;padding:1rem;margin:1rem 0;border-left:4px solid var(--calc-regra3-equacao-border);}
.calculadora-regra3-equacao-title{color:var(--calc-regra3-equacao-title-color);font-weight:600;margin-bottom:0.5rem;font-size:0.9rem;text-transform:uppercase;letter-spacing:0.5px;}
.calculadora-regra3-equacao-formula{font-family:'Courier New',monospace;color:var(--calc-regra3-equacao-formula-color);font-size:1.1rem;text-align:center;padding:0.5rem;background:var(--calc-regra3-equacao-formula-bg);border-radius:4px;border:1px solid var(--calc-regra3-equacao-formula-border);cursor:pointer;transition:all 0.2s ease;user-select:none;}
.calculadora-regra3-equacao-formula:hover{background:var(--calc-regra3-equacao-formula-hover-bg);border-color:var(--calc-regra3-equacao-formula-hover-border);transform:translateY(-1px);box-shadow:0 2px 8px var(--calc-regra3-equacao-formula-hover-shadow);}
.calculadora-regra3-equacao-formula:active{transform:translateY(0);box-shadow:0 1px 4px var(--calc-regra3-equacao-formula-active-shadow);}
@media (min-width:1200px){
.tool-container{max-width:700px;}
.calculadora-regra3-container{max-width:650px;}
}
@media (min-width:768px) and (max-width:1199px){
.tool-container{max-width:680px;}
.calculadora-regra3-container{max-width:650px;}
}
@media (max-width:768px){
.tool-container{max-width:100%;padding:0 1rem;}
.calculadora-regra3-container{padding:1.5rem;max-width:100%;box-sizing:border-box;}
.calculadora-regra3-proporcao{grid-template-columns:1fr auto 1fr;gap:1rem;text-align:center;align-items:center;}
.calculadora-regra3-igual{font-size:1.5rem;padding:0.5rem 0;align-self:center;height:auto;}
.calculadora-regra3-lado-esquerdo,.calculadora-regra3-lado-direito{display:grid;grid-template-rows:1fr 1fr;gap:0.75rem;align-items:stretch;}
.calculadora-regra3-linha{grid-template-columns:1fr 1fr;gap:0.5rem;}
.calculadora-regra3-campo{min-width:0;width:100%;height:100%;display:flex;flex-direction:column;}
.calculadora-regra3-campo label{font-size:0.85rem;margin-bottom:0.25rem;}
.calculadora-regra3-campo input{padding:0.7rem;font-size:0.95rem;width:100%;height:50px;box-sizing:border-box;flex:1;min-height:50px;}
.calculadora-regra3-checkbox{flex-direction:row;align-items:center;gap:0.5rem;padding:0.875rem;margin:0.75rem 0;}
.calculadora-regra3-checkbox input[type="checkbox"]{width:20px;height:20px;flex-shrink:0;}
.calculadora-regra3-checkbox label{font-size:0.9rem;line-height:1.3;margin:0;word-break:break-word;}
.calculadora-regra3-botoes{flex-direction:row;justify-content:center;}
.calculadora-regra3-botoes button{padding:1rem 1.5rem;font-size:0.9rem;min-height:48px;}
.calculadora-regra3-equacao{padding:0.875rem;margin:0.75rem 0;}
.calculadora-regra3-equacao-title{font-size:0.8rem;margin-bottom:0.5rem;}
.calculadora-regra3-equacao-formula{font-size:1rem;padding:0.75rem;min-height:48px;display:flex;align-items:center;justify-content:center;}
}
@media (max-width:480px){
.tool-container{max-width:100%;padding:0 0.5rem;}
.calculadora-regra3-container{padding:1.25rem;max-width:100%;box-sizing:border-box;}
.calculadora-regra3-proporcao{gap:0.75rem;}
.calculadora-regra3-igual{font-size:1.2rem;}
.calculadora-regra3-lado-esquerdo,.calculadora-regra3-lado-direito{gap:0.5rem;display:grid;grid-template-rows:1fr 1fr;align-items:stretch;}
.calculadora-regra3-linha{grid-template-columns:1fr 1fr;gap:0.3rem;}
.calculadora-regra3-campo input{padding:0.5rem;font-size:0.9rem;width:100%;height:48px;box-sizing:border-box;min-height:48px;}
.calculadora-regra3-checkbox{padding:0.75rem;}
.calculadora-regra3-checkbox label{font-size:0.85rem;}
.calculadora-regra3-botoes button{padding:0.875rem 1.25rem;font-size:0.85rem;}
.calculadora-regra3-equacao-formula{font-size:0.9rem;padding:0.625rem;word-break:break-all;}
}
/* Remove espaço em branco quando não houver botão */
.calculadora-regra3-botoes:empty{display:none;}
/* Garante que o container nunca estoura a tela */
.calculadora-regra3-container,.calculadora-regra3-form,.calculadora-regra3-linha{width:100%;max-width:100%;box-sizing:border-box;}