:root{--primary: #0f172a;--primary-light: #1e293b;--secondary: #3b82f6;--accent: #f59e0b;--white: #ffffff;--bg-light: #f8fafc;--text-dark: #334155;--text-light: #64748b;--border: #e2e8f0;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--radius: 12px;--transition: all .3s ease}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}body{background-color:var(--bg-light);color:var(--text-dark);line-height:1.6;overflow-x:hidden}h1,h2,h3,h4,h5,h6{color:var(--primary);line-height:1.2;margin-bottom:1rem;font-weight:700}p{margin-bottom:1rem;color:var(--text-light)}a{text-decoration:none;color:var(--secondary);transition:var(--transition)}ul{list-style:none}img{max-width:100%;height:auto;display:block}#loader{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--white);display:flex;justify-content:center;align-items:center;z-index:9999;transition:opacity .5s ease}.spinner{width:50px;height:50px;border:5px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}section{padding:80px 0}.section-header{text-align:center;margin-bottom:50px;max-width:700px;margin-left:auto;margin-right:auto}.section-title{font-size:2.5rem;margin-bottom:15px}.btn{display:inline-block;padding:12px 28px;border-radius:50px;font-weight:600;text-align:center;cursor:pointer;transition:var(--transition);border:none;font-size:1rem}.btn-primary{background-color:var(--primary);color:var(--white);box-shadow:var(--shadow)}.btn-primary:hover{background-color:var(--primary-light);transform:translateY(-2px);box-shadow:var(--shadow-lg);color:var(--white)}.btn-secondary{background-color:var(--white);color:var(--primary);border:2px solid var(--border)}.btn-secondary:hover{border-color:var(--primary);background-color:var(--bg-light)}.btn-whatsapp{background-color:#25d366;color:var(--white);box-shadow:var(--shadow);display:flex;align-items:center;gap:10px}.btn-whatsapp:hover{background-color:#128c7e;transform:translateY(-2px);box-shadow:var(--shadow-lg);color:var(--white)}.navbar{position:fixed;top:0;left:0;width:100%;background-color:var(--white);padding:20px 0;z-index:1000;transition:var(--transition);box-shadow:var(--shadow-sm)}.navbar.scrolled{padding:15px 0;box-shadow:var(--shadow)}.nav-container{display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.5rem;font-weight:800;color:var(--primary);letter-spacing:-.5px}.logo span{color:var(--secondary)}.nav-links{display:flex;gap:30px;align-items:center}.nav-links a{color:var(--text-dark);font-weight:500;font-size:.95rem;position:relative}.nav-links a:after{content:"";position:absolute;width:0;height:2px;bottom:-4px;left:0;background-color:var(--primary);transition:var(--transition)}.nav-links a:hover:after,.nav-links a.active:after{width:100%}.nav-links a:hover,.nav-links a.active{color:var(--primary)}.mobile-toggle{display:none;background:none;border:none;font-size:1.5rem;color:var(--primary);cursor:pointer}.hero{padding:160px 0 100px;background-color:var(--white);min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden}.hero-bg{position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,#0f172ae6,#0f172ab3),url(https://images.unsplash.com/photo-1541888086425-d81bb19240f5?auto=format&fit=crop&w=1920&q=80) center/cover;z-index:1}.hero-content{position:relative;z-index:2;color:var(--white);max-width:800px}.hero-content h1{color:var(--white);font-size:3.5rem;margin-bottom:20px}.hero-content p{color:#ffffffe6;font-size:1.2rem;margin-bottom:40px;max-width:600px}.hero-buttons{display:flex;gap:20px}.page-header{padding:160px 0 80px;background-color:var(--primary);color:var(--white);text-align:center}.page-header h1{color:var(--white);font-size:3rem;margin-bottom:10px}.page-header p{color:#fffc;font-size:1.1rem}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:40px;align-items:center}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.card{background:var(--white);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow);transition:var(--transition);border:1px solid var(--border);height:100%}.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--primary)}.card-icon{width:60px;height:60px;background-color:var(--bg-light);border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:20px;color:var(--primary);font-size:1.5rem}.project-card{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:var(--white);transition:var(--transition)}.project-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.project-img{width:100%;height:250px;object-fit:cover}.project-content{padding:25px}.project-meta{display:flex;justify-content:space-between;font-size:.85rem;color:var(--text-light);margin-bottom:10px}.testimonial-card{background:var(--white);padding:30px;border-radius:var(--radius);box-shadow:var(--shadow);position:relative}.stars{color:var(--accent);margin-bottom:15px}.testimonial-text{font-style:italic;margin-bottom:20px}.client-info{display:flex;align-items:center;gap:15px}.client-avatar{width:50px;height:50px;border-radius:50%;background-color:var(--primary);color:var(--white);display:flex;align-items:center;justify-content:center;font-weight:700}.faq-item{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:15px;overflow:hidden}.faq-question{padding:20px;width:100%;text-align:left;background:none;border:none;font-size:1.1rem;font-weight:600;color:var(--primary);cursor:pointer;display:flex;justify-content:space-between;align-items:center}.faq-answer{padding:0 20px;max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease}.faq-item.active .faq-answer{padding:0 20px 20px;max-height:500px}.faq-icon{transition:transform .3s ease}.faq-item.active .faq-icon{transform:rotate(45deg)}.form-group{margin-bottom:20px}.form-control{width:100%;padding:15px;border:1px solid var(--border);border-radius:8px;font-family:inherit;font-size:1rem;transition:border-color .3s}.form-control:focus{outline:none;border-color:var(--primary)}textarea.form-control{min-height:150px;resize:vertical}.footer{background-color:var(--primary);color:var(--white);padding:80px 0 30px}.footer p,.footer a{color:#ffffffb3}.footer a:hover{color:var(--white)}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:50px}.footer-title{color:var(--white);font-size:1.2rem;margin-bottom:20px}.footer-links li{margin-bottom:10px}.footer-bottom{text-align:center;padding-top:30px;border-top:1px solid rgba(255,255,255,.1)}.scroll-top{position:fixed;bottom:30px;right:30px;width:50px;height:50px;background-color:var(--primary);color:var(--white);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;visibility:hidden;transition:var(--transition);box-shadow:var(--shadow);z-index:99}.scroll-top.visible{opacity:1;visibility:visible}.scroll-top:hover{transform:translateY(-3px);background-color:var(--primary-light)}.floating-wa{position:fixed;bottom:30px;left:30px;width:60px;height:60px;background-color:#25d366;color:var(--white);border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);z-index:99;transition:var(--transition);text-decoration:none}.floating-wa svg{width:35px;height:35px;fill:currentColor}.floating-wa:hover{transform:scale(1.1);color:var(--white)}@media(max-width:992px){.grid-3{grid-template-columns:repeat(2,1fr)}.grid-2,.footer-grid{grid-template-columns:1fr}.hero-content h1{font-size:2.8rem}}@media(max-width:768px){.mobile-toggle{display:block}.nav-links{position:fixed;top:70px;left:-100%;width:100%;height:calc(100vh - 70px);background-color:var(--white);flex-direction:column;padding:40px 20px;transition:var(--transition);align-items:flex-start}.nav-links.active{left:0}.nav-links .btn{width:100%;margin-top:20px}.grid-3{grid-template-columns:1fr}.hero-buttons{flex-direction:column}.hero-content h1{font-size:2.2rem}}