:root{--bg-color:#f0f2f5;--text-color:#111b21;--card-bg:#fff;--input-bg:#f5f6f6;--input-border:#d1d7db;--input-text:#111b21;--bot-bubble:#fff;--user-bubble:#d9fdd3;--header-color:#111b21;--shadow:#00000014;--slider-track:#cfd9df}body.tema-escuro{--bg-color:#111b21;--text-color:#e9edef;--card-bg:#202c33;--input-bg:#2a3942;--input-border:#202c33;--input-text:#e9edef;--bot-bubble:#202c33;--user-bubble:#005c4b;--header-color:#e9edef;--shadow:#0006;--slider-track:#536b7a}*{box-sizing:border-box;font-family:Segoe UI,Helvetica,Arial,sans-serif}body{background-color:var(--bg-color);color:var(--text-color);margin:0;padding:20px;transition:background-color .3s,color .3s}.container{max-width:1250px;margin:auto}.cabecalho{justify-content:space-between;align-items:center;margin-bottom:25px;display:flex}.cabecalho h1{color:var(--header-color);margin:0}.btn-tema{background:var(--card-bg);color:var(--text-color);border:1px solid var(--input-border);cursor:pointer;box-shadow:0 2px 4px var(--shadow);border-radius:20px;padding:10px 18px;font-weight:700;transition:all .2s}.btn-tema:hover{filter:brightness(.9)}.layout-duplo{gap:25px;display:flex}@media (width<=768px){.layout-duplo{flex-direction:column}.cabecalho{text-align:center;flex-direction:column;gap:15px}}.card{background:var(--card-bg);box-shadow:0 4px 10px var(--shadow);border:1px solid var(--input-border);border-radius:12px;flex-direction:column;flex:1;padding:25px;display:flex}.card h2{color:var(--header-color);border-bottom:2px solid var(--input-border);margin-top:0;padding-bottom:10px}.grid-form{flex-direction:column;gap:10px;display:flex}.campo-form{flex-direction:column;gap:4px;display:flex}.campo-linha{gap:15px;display:flex}.campo-linha .campo-form{flex:1}label{color:var(--text-color);opacity:.9;font-size:14px;font-weight:600}.dica-texto{color:var(--text-color);opacity:.6;margin-top:2px;font-size:12px;font-style:italic;line-height:1.4}input[type=number],input[type=text],select{background-color:var(--input-bg);color:var(--input-text);border:1px solid var(--input-border);border-radius:8px;outline:none;padding:10px 12px;font-size:15px;transition:border .2s}input:focus,select:focus{border-color:#00a884}input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.slider-container{margin-bottom:2px}.badge{color:#fff;background-color:#00a884;border-radius:12px;margin-left:8px;padding:3px 10px;font-size:12px;font-weight:700}input[type=range]{-webkit-appearance:none;background:0 0;border:none;width:100%;padding:8px 0}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;cursor:pointer;background:#00a884;border-radius:50%;width:18px;height:18px;margin-top:-6px;box-shadow:0 1px 3px #0000004d}input[type=range]::-webkit-slider-runnable-track{cursor:pointer;background:var(--slider-track);border-radius:3px;width:100%;height:6px}.btn-avaliar{color:#fff;cursor:pointer;box-shadow:0 4px 6px var(--shadow);background-color:#00a884;border:none;border-radius:8px;margin-top:10px;padding:12px;font-size:16px;font-weight:700;transition:background .3s}.btn-avaliar:hover{background-color:#008f6f}.btn-avaliar:disabled{cursor:not-allowed;background-color:#555}.resultado-preco{background-color:var(--input-bg);border-left:5px solid #00a884;border-radius:5px;margin-top:15px;padding:15px}.valor-destaque{color:#00a884;margin:5px 0 0;font-size:26px;font-weight:700}.chat-box{background-color:var(--bg-color);background-blend-mode:overlay;height:500px;box-shadow:inset 0 2px 4px var(--shadow);background-image:url(https://user-images.githubusercontent.com/15075759/28719144-86dc0f70-73b1-11e7-911d-60d70fcded21.png);border-radius:8px;flex-direction:column;flex-grow:1;gap:12px;margin-bottom:15px;padding:20px;display:flex;overflow-y:auto}.mensagem{word-wrap:break-word;border-radius:8px;max-width:85%;padding:12px 15px;font-size:15px;line-height:1.5;position:relative;box-shadow:0 1px 2px #0000001a}.mensagem.bot{background-color:var(--bot-bubble);color:var(--text-color);text-align:left;border-top-left-radius:0;align-self:flex-start}.mensagem.user{background-color:var(--user-bubble);color:var(--text-color);text-align:right;border-top-right-radius:0;align-self:flex-end}.form-chat{flex-direction:row;gap:10px;display:flex}.form-chat input{flex-grow:1;margin:0}.btn-enviar{color:#fff;cursor:pointer;background-color:#00a884;border:none;border-radius:8px;padding:0 25px;font-size:15px;font-weight:700;transition:all .2s}.btn-enviar:hover{background-color:#008f6f}.btn-enviar:disabled{cursor:not-allowed;background-color:#555}