:root{--bg-body: #faf9f6;--bg-surface: #ffffff;--bg-subtle: #f3f0ea;--bg-elevated: #ffffff;--bg-dark-editorial: #0e131b;--bg-dark-card: #161d28;--text-primary: #0f172a;--text-secondary: #334155;--text-muted: #475569;--text-inverse: #ffffff;--text-inverse-muted: #cbd5e1;--accent-bronze: #92400e;--accent-bronze-light: #fef3c7;--accent-steel: #1e3a8a;--accent-steel-hover: #172554;--accent-slate: #334155;--border-subtle: #e2e8f0;--border-stone: #e2ddd3;--border-dark: rgba(255, 255, 255, .14);--shadow-subtle: 0 4px 20px -2px rgba(0, 0, 0, .04);--shadow-luxury: 0 20px 40px -10px rgba(15, 23, 42, .07);--shadow-card: 0 10px 30px -5px rgba(15, 23, 42, .06);--shadow-hover: 0 25px 50px -12px rgba(15, 23, 42, .14);--whatsapp: #16a34a;--whatsapp-dark: #15803d;--whatsapp-glow: rgba(22, 163, 74, .35);--font-heading: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-subheading: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--radius-sm: 8px;--radius-md: 16px;--radius-lg: 24px;--radius-pill: 9999px}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-family:var(--font-body);background-color:var(--bg-body);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;width:100%;max-width:100vw}body{overflow-x:hidden;width:100%;max-width:100vw;position:relative;background-color:var(--bg-body)}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}h1,h2,h3,h4,h5{font-family:var(--font-heading);color:var(--text-primary);font-weight:700;line-height:1.15;letter-spacing:-.02em}p{color:var(--text-secondary);font-size:1.05rem;line-height:1.7}.container{width:100%;max-width:1280px;margin:0 auto;padding:0 1.5rem}@media(max-width:768px){.container{padding:0 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4rem}.section-tag{display:inline-block;font-family:var(--font-body);font-size:.8rem;text-transform:uppercase;letter-spacing:.18em;font-weight:800;color:var(--accent-bronze);margin-bottom:.8rem}.section-title{font-size:2.5rem;margin-bottom:1.2rem;color:var(--text-primary)}.section-desc{font-size:1.1rem;color:var(--text-secondary)}.simulator-section{background:var(--bg-surface);border-top:1px solid var(--border-stone);border-bottom:1px solid var(--border-stone)}.calculator-card{background:#fff;border:1px solid var(--border-stone);border-radius:var(--radius-lg);padding:3rem;box-shadow:var(--shadow-luxury);display:grid;grid-template-columns:1.2fr .8fr;gap:3.5rem;align-items:center}.calc-controls h3{font-size:1.8rem;margin-bottom:.5rem}.calc-controls p,.control-group{margin-bottom:2rem}.control-label{display:flex;justify-content:space-between;font-size:.95rem;font-weight:700;margin-bottom:.8rem;color:var(--text-primary)}.range-slider{width:100%;height:8px;border-radius:4px;background:#e2e8f0;outline:none;-webkit-appearance:none;cursor:pointer}.range-slider::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;border-radius:50%;background:var(--accent-steel);cursor:pointer;box-shadow:0 4px 10px #1e3a8a66;border:3px solid #ffffff}.finish-options{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.finish-btn{border:2px solid var(--border-stone);background:var(--bg-body);border-radius:var(--radius-md);padding:1.25rem 1rem;text-align:left;cursor:pointer;transition:all .2s ease}.finish-btn.active{border-color:var(--accent-steel);background:var(--accent-steel-light)}.finish-btn strong{display:block;font-size:1.05rem;color:var(--text-primary);margin-bottom:4px}.finish-btn span{font-size:.82rem;color:var(--text-muted)}.calc-result-box{background:var(--bg-dark-editorial);color:#fff;border-radius:var(--radius-md);padding:2.5rem 2rem;text-align:center;box-shadow:0 20px 40px #00000040}.calc-result-box .result-label{font-size:.85rem;text-transform:uppercase;letter-spacing:.15em;color:var(--text-inverse-muted);margin-bottom:.5rem}.calc-result-box .result-price{font-family:var(--font-heading);font-size:2.75rem;font-weight:800;color:#fff;line-height:1;margin-bottom:1.25rem}.calc-result-box .result-details{border-top:1px solid rgba(255,255,255,.1);border-bottom:1px solid rgba(255,255,255,.1);padding:1rem 0;margin-bottom:1.5rem;font-size:.9rem;color:#cbd5e1;display:flex;justify-content:space-around}.calc-whatsapp-btn{width:100%;display:flex;align-items:center;justify-content:center;gap:10px;background:var(--whatsapp);color:#fff;padding:1rem;border-radius:var(--radius-pill);font-size:1rem;font-weight:700;transition:all .25s ease}.calc-whatsapp-btn:hover{background:var(--whatsapp-dark);transform:translateY(-2px)}.engineering-section{background:var(--bg-body)}.engineering-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}.engineering-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-luxury);border:1px solid var(--border-stone);aspect-ratio:4 / 3;width:100%}.engineering-media picture,.engineering-media img{width:100%;height:100%;aspect-ratio:4 / 3;object-fit:cover;display:block}.layer-cards{display:flex;flex-direction:column;gap:1.25rem}.layer-card{background:var(--bg-surface);border:1px solid var(--border-stone);border-radius:var(--radius-md);padding:1.5rem;box-shadow:var(--shadow-subtle);display:flex;gap:1.25rem;align-items:flex-start;transition:all .3s ease}.layer-card:hover{border-color:var(--accent-steel);box-shadow:var(--shadow-card);transform:translate(4px)}.layer-num{font-family:var(--font-heading);font-size:1.4rem;font-weight:800;color:var(--accent-bronze);background:var(--accent-bronze-light);width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.layer-card h4{font-size:1.15rem;margin-bottom:.35rem}.layer-card p{font-size:.92rem;color:var(--text-secondary)}.portfolio-section{background:var(--bg-subtle)}.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.gallery-card{background:var(--bg-surface);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-subtle);border:1px solid var(--border-stone);transition:all .35s ease}.gallery-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}.gallery-thumb{height:280px;overflow:hidden;position:relative}.gallery-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}.gallery-card:hover .gallery-thumb img{transform:scale(1.05)}.gallery-tag{position:absolute;top:15px;left:15px;background:#0e131bd9;backdrop-filter:blur(8px);color:#fff;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;padding:.35rem .75rem;border-radius:var(--radius-pill)}.gallery-content{padding:1.5rem}.gallery-content h4{font-size:1.25rem;margin-bottom:.4rem}.gallery-content p{font-size:.9rem;color:var(--text-muted)}.comparison-section{background:var(--bg-surface)}.table-wrapper{overflow-x:auto;border:1px solid var(--border-stone);border-radius:var(--radius-lg);box-shadow:var(--shadow-luxury)}.comp-table{width:100%;border-collapse:collapse;text-align:left;background:#fff}.comp-table th,.comp-table td{padding:1.35rem 1.75rem;border-bottom:1px solid var(--border-stone)}.comp-table th{background:var(--bg-body);font-family:var(--font-heading);font-size:1.05rem;color:var(--text-primary)}.comp-table th.featured{background:var(--accent-steel);color:#fff;font-size:1.15rem}.comp-table td.featured{background:#1e3a8a08;font-weight:700;color:var(--accent-steel)}.coverage-section{background:var(--bg-body)}.geo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.25rem}.geo-card{background:var(--bg-surface);border:1px solid var(--border-stone);border-radius:var(--radius-md);padding:1.5rem;box-shadow:var(--shadow-subtle);transition:all .25s ease}.geo-card:hover{border-color:var(--accent-steel);transform:translateY(-3px);box-shadow:var(--shadow-card)}.geo-card h4{font-size:1.1rem;margin-bottom:.35rem;display:flex;align-items:center;gap:6px}.geo-card p{font-size:.85rem;color:var(--text-muted)}.faq-section{background:var(--bg-surface)}.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:1rem}.faq-item{border:1px solid var(--border-stone);border-radius:var(--radius-md);background:var(--bg-body);overflow:hidden;transition:all .2s ease}.faq-question{width:100%;padding:1.5rem 2rem;text-align:left;font-family:var(--font-subheading);font-size:1.15rem;font-weight:700;color:var(--text-primary);background:none;border:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center}.faq-icon{font-size:1.2rem;transition:transform .3s ease}.faq-answer{padding:0 2rem 1.5rem;font-size:1rem;color:var(--text-secondary);display:none}.faq-item.active{background:#fff;border-color:var(--accent-steel);box-shadow:var(--shadow-subtle)}.faq-item.active .faq-answer{display:block}.faq-item.active .faq-icon{transform:rotate(45deg)}.final-cta{background:var(--bg-dark-editorial);color:#fff;text-align:center;padding:6rem 0;position:relative}.final-cta h2{font-size:2.8rem;color:#fff;margin-bottom:1.25rem}.final-cta p{color:#cbd5e1;max-width:680px;margin:0 auto 2.5rem;font-size:1.15rem}footer{background:#090c11;color:#94a3b8;padding:4rem 0 2rem;border-top:1px solid rgba(255,255,255,.08);font-size:.9rem}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:3rem;margin-bottom:3rem}.footer-logo{font-family:var(--font-heading);font-size:1.4rem;font-weight:800;color:#fff;margin-bottom:1rem}.footer-col h5,.footer-col .footer-col-title{color:#fff;font-size:1rem;margin-bottom:1.2rem;font-family:var(--font-subheading);font-weight:700}.footer-links{list-style:none;display:flex;flex-direction:column;gap:.6rem}.footer-links a:hover{color:#fff}.footer-bottom{border-top:1px solid 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