:root{--bg-main:#030712;--bg-card:#0b1329;--bg-input:#020617;--primary:#f8fafc;--text-muted:#94a3b8;--text-holder:#475569;--accent:#2563eb;--accent-hover:#1d4ed8;--accent-cyan:#22d3ee;--border:#1e293b;--border-hover:#334155;--success:#10b981;--error:#ef4444;--font-mono:'JetBrains Mono', 'Fira Code', monospace}*{box-sizing:border-box;margin:0;padding:0}body{font-family:inter,system-ui,-apple-system,sans-serif;color:var(--primary);background-color:var(--bg-main);line-height:1.6;-webkit-font-smoothing:antialiased}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}header.site-header{border-bottom:1px solid var(--border);padding:1.5rem 0;margin-bottom:2.5rem}header.site-header .container{display:flex;flex-direction:column;align-items:center;text-align:center;gap:1rem}.logo{font-size:1.5rem;font-weight:800;letter-spacing:-.05em;color:var(--primary);text-decoration:none;display:flex;align-items:center;justify-content:center;gap:8px;width:100%}.logo::before{content:'Δ';color:var(--accent-cyan)}.tool-card{background-color:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:2.5rem 2rem;margin-bottom:2rem;box-shadow:0 4px 30px rgba(0,0,0,.4)}.input-group{margin-bottom:1.5rem}label{display:block;font-size:.8rem;font-weight:700;color:var(--text-muted);margin-bottom:.6rem;text-transform:uppercase;letter-spacing:.05em}input,select{width:100%;padding:.9rem;background-color:var(--bg-input);border:1px solid var(--border);border-radius:8px;font-size:1rem;color:var(--primary);font-family:var(--font-mono);transition:border-color .2s,box-shadow .2s}input::placeholder{color:var(--text-holder)}input:focus,select:focus{outline:none;border-color:var(--accent-cyan);box-shadow:0 0 0 2px rgba(34,211,238,.15)}input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{opacity:.3}button,.btn-primary{width:100%;background-color:var(--accent);color:#fff;padding:.9rem 1.75rem;border:none;border-radius:8px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;font-size:.9rem;cursor:pointer;transition:background-color .2s,transform .1s}button:hover{background-color:var(--accent-hover)}button:active{transform:scale(.99)}.badge-engine,[class*=engine-interativa]{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;background-color:rgba(99,102,241,.1);border:1px solid rgba(129,140,248,.4);border-radius:20px;color:#a5b4fc;font-family:var(--font-mono);font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;margin-bottom:1.25rem;box-shadow:0 0 12px rgba(129,140,248,.1)}.result-display{background-color:var(--bg-input);border:1px solid var(--border);border-radius:12px;padding:1.75rem;margin-top:1.75rem;text-align:center}.result-display .grid-card,.result-display div[class*=card]{background-color:var(--bg-input)!important;border:1px solid var(--border)!important}.result-display h4,.result-display span[class*=title]{font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:#60a5fa;margin-bottom:.5rem}.comparison-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}.lang-btn{display:flex;align-items:center;gap:8px;padding:6px 12px;background:rgba(15,23,42,.6);border:1px solid var(--border);border-radius:6px;color:var(--text-muted);text-decoration:none;font-family:var(--font-mono);font-size:11px;font-weight:700;transition:all .2s ease}.flag-icon{width:16px;height:12px;border-radius:2px;object-fit:cover;filter:grayscale(20%)contrast(1.1)}.lang-btn:hover{border-color:var(--border-hover);color:var(--primary);background:rgba(30,41,59,.8)}.lang-btn.active{border-color:var(--accent);background:rgba(59,130,246,.15);color:#60a5fa;pointer-events:none}.content-text,.prose-invert{margin-top:3rem}.content-text h2{font-size:1.35rem;font-weight:700;color:var(--primary);margin:2.5rem 0 1rem;padding-bottom:.5rem;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px}.content-text h2::before{content:'';display:inline-block;width:4px;height:1.1rem;background-color:var(--accent-cyan);border-radius:2px}.content-text p{color:var(--text-muted);font-size:.95rem;line-height:1.7;margin-bottom:1.25rem}.content-text ul,.content-text ol{background-color:rgba(11,19,41,.4);padding:1.5rem 2rem;border-radius:12px;border:1px solid rgba(30,41,59,.5);margin:1.5rem 0;list-style-position:inside}.content-text li{color:var(--text-muted);margin-bottom:.75rem;font-size:.95rem}.content-text li::marker{color:var(--accent-cyan)}.content-text strong{color:#60a5fa;font-weight:600}.line-clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}@media(max-width:640px){.container{padding:0 1.25rem}.tool-card{padding:1.75rem 1.25rem}.comparison-grid{grid-template-columns:1fr;gap:1.25rem}.result-display p{font-size:.9rem;word-break:break-all}}