:root{--bg-fundo: #f4f6f9;--bg-card: #ffffff;--texto-principal: #2c3e50;--texto-secundario: #666666;--borda: #dddddd;--bg-input: #ffffff;--cor-primaria: #3498db;--cor-primaria-hover: #2980b9;--bg-alerta: #fff3cd;--texto-alerta: #856404;--borda-alerta: #ffeeba;--sucesso: #27ae60}body.dark-theme{--bg-fundo: #121212;--bg-card: #1e1e1e;--texto-principal: #e0e0e0;--texto-secundario: #a0a0a0;--borda: #333333;--bg-input: #252525;--cor-primaria: #5dade2;--cor-primaria-hover: #3498db;--bg-alerta: #2c250a;--texto-alerta: #ffecb5;--borda-alerta: #665203;--sucesso: #2ecc71}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{overflow-x:hidden;width:100%;margin:0;padding:0;background-color:var(--bg-fundo);color:var(--texto-principal);font-family:Segoe UI,Roboto,Helvetica,Arial,sans-serif;transition:background-color .3s ease,color .3s ease;line-height:1.6}h1{font-size:clamp(1.8rem,8vw,2.8rem);line-height:1.2;font-weight:800;margin-bottom:1rem;color:var(--texto-principal)!important}h2{font-size:clamp(1.4rem,5vw,1.8rem);font-weight:700;color:var(--texto-principal)!important}h3,h4,strong{color:var(--texto-principal)!important}p,label,li{color:var(--texto-secundario)!important}.container,.calculadora-container,.guias-container,.page-container,.termos-container,.politica-container{width:100%;max-width:800px;margin:20px auto;padding:25px 20px;background:var(--bg-card)!important;border-radius:12px;box-shadow:0 4px 15px #0000000d;transition:background-color .3s ease}.row{display:flex;flex-wrap:wrap;gap:15px;margin-bottom:20px}.row .form-group{flex:1 1 250px}input,select,textarea{width:100%;padding:12px 15px;font-size:16px!important;background-color:var(--bg-input)!important;color:var(--texto-principal)!important;border:1px solid var(--borda)!important;border-radius:8px;min-height:48px;transition:border-color .2s ease,box-shadow .2s ease}input:focus,select:focus{outline:none;border-color:var(--cor-primaria)!important;box-shadow:0 0 0 3px #3498db33}label{display:block;margin-bottom:8px;font-weight:600;font-size:.95rem}input[type=range]{padding:0!important;border:none!important;height:auto!important;margin:15px 0!important;background:transparent!important;cursor:pointer}.btn-toggle{background:transparent;border:2px solid var(--cor-primaria);color:var(--cor-primaria)!important;padding:12px 24px;border-radius:50px;font-weight:600;cursor:pointer;display:block;margin:30px auto;width:auto;max-width:100%;transition:all .3s ease}.btn-toggle:hover{background:var(--cor-primaria);color:#fff!important;transform:translateY(-2px)}.alerta-imposto,.info-box,.alerta-box{background-color:var(--bg-alerta);color:var(--texto-alerta);padding:18px;border-radius:8px;font-size:.95rem;margin-top:25px;border-left:5px solid var(--borda-alerta)}.verba-item{margin-bottom:25px;border-bottom:1px solid var(--borda);padding-bottom:15px}.verba-item:last-child{border-bottom:none}.checkbox-container{display:flex;align-items:center;justify-content:center;gap:12px;margin:25px 0;cursor:pointer;padding:10px;border-radius:8px;transition:background .2s}.checkbox-container:hover{background:#00000005}.checkbox-container input[type=checkbox]{width:22px!important;height:22px!important;margin:0!important;flex-shrink:0;accent-color:var(--cor-primaria)}.card{background-color:var(--bg-card)!important;border:1px solid var(--borda)!important;border-radius:12px;padding:20px;transition:all .3s cubic-bezier(.165,.84,.44,1)}.card:hover{transform:translateY(-5px);border-color:var(--cor-primaria)!important;box-shadow:0 8px 25px #0000001a}.fade-in{animation:fadeIn .4s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 480px){.calculadora-container,.guias-container{padding:20px 15px;width:96%;margin:10px auto}.row{gap:10px}.btn-toggle{width:100%;border-radius:8px}}:host-context(body.dark-theme) a{color:var(--cor-primaria)}