:root{--bg-color:#0a0a0c;--text-color:#e0e0e0;--primary-color:#00d2ff;--secondary-color:#3a7bd5;--accent-color:#00ead3;--card-bg:#16161a;--border-color:#2a2a2e;--btn-text:#0a0a0c;--font-main:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;--transition-speed:.3s}[data-theme=light]{--bg-color:#f8f9fa;--text-color:#1a1a1a;--card-bg:#fff;--border-color:#dee2e6;--primary-color:#007fb1;--secondary-color:#2d5da7;--accent-color:#008a7b;--btn-text:#fff}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-color);font-family:var(--font-main);transition:background-color var(--transition-speed), color var(--transition-speed);line-height:1.6;overflow-x:hidden}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.reveal{opacity:0;transition:all .8s ease-out}.reveal.active{opacity:1;animation:.8s ease-out forwards fadeInUp}a{color:inherit;transition:color var(--transition-speed);text-decoration:none}a:hover{color:var(--primary-color)}ul{list-style:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}.container{max-width:1200px;margin:0 auto;padding:0 2rem}section{padding:5rem 0}h1,h2,h3{letter-spacing:-.02em;margin-bottom:1.5rem;font-weight:700}h1{font-size:3.5rem}h2{text-align:center;font-size:2.5rem}h3{font-size:1.5rem}.btn{transition:transform var(--transition-speed), background var(--transition-speed);text-align:center;border-radius:4px;padding:.8rem 2rem;font-weight:600;display:inline-block}.btn-primary{background:linear-gradient(135deg, var(--secondary-color), var(--accent-color));color:var(--btn-text)}.btn-primary:hover{filter:brightness(1.1);transform:translateY(-2px)}.btn-outline{border:1px solid var(--primary-color);color:var(--primary-color)}.btn-outline:hover{background:var(--primary-color);color:var(--bg-color)}.navbar{background-color:var(--bg-color);opacity:.95;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:1000;border-bottom:1px solid var(--border-color);height:80px;transition:background-color var(--transition-speed);align-items:center;display:flex;position:sticky;top:0}.nav-container{justify-content:space-between;align-items:center;width:100%;display:flex}.logo{text-transform:uppercase;letter-spacing:1px;font-size:1.5rem;font-weight:800}.logo .fusion{color:var(--text-color)}.logo .software{color:var(--primary-color)}.logo .dev{color:var(--accent-color);font-size:1rem;font-weight:400}.nav-links{align-items:center;gap:2.5rem;margin-left:auto;display:flex}.lang-switcher-container{align-items:center;display:flex;position:relative}.lang-dropdown-btn{border:1px solid var(--border-color);cursor:pointer;color:var(--text-color);background:0 0;border-radius:4px;align-items:center;gap:6px;height:32px;padding:4px 10px;font-size:.8rem;font-weight:600;transition:all .3s;display:flex}.lang-dropdown-btn:hover,.lang-dropdown-btn.open{border-color:var(--primary-color);background-color:#00f3ff0d}.lang-dropdown-btn .arrow{font-size:.6rem;transition:transform .3s}.lang-dropdown-btn.open .arrow{transform:rotate(180deg)}.lang-dropdown{background-color:var(--bg-color);border:1px solid var(--border-color);z-index:1002;opacity:0;border-radius:8px;min-width:120px;padding:6px 0;list-style:none;transition:all .3s;display:none;position:absolute;top:calc(100% + 10px);right:0;transform:translateY(-10px);box-shadow:0 10px 30px #0003}.lang-dropdown.show{opacity:1;display:block;transform:translateY(0)}.lang-dropdown li{margin:0!important}.lang-dropdown button{text-align:left;width:100%;color:var(--text-color);cursor:pointer;background:0 0;border:none;padding:8px 16px;font-size:.8rem;transition:all .2s}.lang-dropdown button:hover{color:var(--primary-color);background-color:#00f3ff1a}.lang-dropdown button.active{color:var(--primary-color);background-color:#00f3ff0d;font-weight:700}.nav-links a{font-size:1rem;font-weight:500;position:relative}.nav-links a.active{color:var(--primary-color)}.nav-links a.active:after{content:"";background-color:var(--primary-color);width:100%;height:2px;position:absolute;bottom:-5px;left:0}.hamburger{cursor:pointer;z-index:1001;background:0 0;border:none;padding:.5rem;display:none}.hamburger .bar{background-color:var(--text-color);border-radius:3px;width:25px;height:3px;margin:5px auto;transition:all .3s ease-in-out;display:block}@media (width<=768px){.hamburger{display:block}.hamburger.active .bar:nth-child(2){opacity:0}.hamburger.active .bar:first-child{background-color:var(--primary-color);transform:translateY(8px)rotate(45deg)}.hamburger.active .bar:nth-child(3){background-color:var(--primary-color);transform:translateY(-8px)rotate(-45deg)}.nav-links{background-color:var(--bg-color);text-align:center;width:100%;height:100vh;transition:left var(--transition-speed);z-index:1000;flex-direction:column;gap:2rem;margin:0;padding:100px 0 30px;position:fixed;top:0;left:-100%;box-shadow:0 10px 27px #0000000d}.nav-links.active{left:0}.lang-switcher-container{justify-content:center;width:100%;margin-top:1rem}.lang-dropdown{width:180px;left:50%;right:auto;transform:translate(-50%)translateY(-10px)}.lang-dropdown.show{transform:translate(-50%)translateY(0)}.nav-links li{width:100%}.nav-links a{width:100%;padding:1rem 0;font-size:1.5rem;display:block}.nav-links a.active:after{width:50%;bottom:5px;left:25%}}.footer{background-color:var(--card-bg);border-top:1px solid var(--border-color);margin-top:0;padding:4rem 0 2rem}.footer-container{grid-template-columns:2fr 1fr 1.5fr 1fr;gap:3rem;display:grid}.footer h3,.footer h4{color:var(--primary-color);margin-bottom:1.5rem}.footer ul li{margin-bottom:.5rem}.footer-bottom{text-align:center;border-top:1px solid var(--border-color);color:#888;margin-top:4rem;padding-top:2rem;font-size:.9rem}@media (width<=1024px){.footer-container{grid-template-columns:1fr 1fr}}@media (width<=768px){.footer-container{text-align:center;grid-template-columns:1fr}.compliance-item{justify-content:center}}.floating-theme-toggle{background-color:var(--card-bg);border:1px solid var(--border-color);width:50px;height:50px;color:var(--text-color);cursor:pointer;z-index:2000;transition:all var(--transition-speed);-webkit-mask-image:-webkit-radial-gradient(#fff,#000);-webkit-tap-highlight-color:transparent;backface-visibility:hidden;border-radius:50%;outline:none;justify-content:center;align-items:center;font-size:1.5rem;display:flex;position:fixed;bottom:30px;left:30px;overflow:hidden;transform:translateZ(0);box-shadow:0 4px 15px #0000004d;mask-image:radial-gradient(circle,#fff 100%,#0000 100%)}.floating-theme-toggle:focus{outline:none}.floating-theme-toggle:hover{border-color:var(--primary-color);transform:scale(1.1)rotate(15deg);box-shadow:0 6px 20px #00d2ff33}@media (width<=768px){.floating-theme-toggle{width:45px;height:45px;font-size:1.2rem;bottom:20px;left:20px}}.hero{background:linear-gradient(to bottom, transparent 60%, var(--bg-color)), radial-gradient(circle at top right, #00d2ff1a, transparent), radial-gradient(circle at bottom left, #6a11cb1a, transparent);align-items:center;height:calc(100vh - 80px);display:flex;position:relative;overflow:hidden}.hero-content{max-width:800px}.hero-title{margin-bottom:2rem;line-height:1.1}.gradient-text{background:linear-gradient(135deg, var(--primary-color), var(--accent-color));-webkit-text-fill-color:transparent;-webkit-background-clip:text}.hero-subtitle{color:#aaa;max-width:600px;margin-bottom:3rem;font-size:1.25rem}.hero-btns{gap:1.5rem;display:flex}.highlight-grid{grid-template-columns:repeat(3,1fr);gap:2rem;display:grid}.highlight-item{background-color:var(--card-bg);border:1px solid var(--border-color);text-align:center;transition:transform var(--transition-speed), border-color var(--transition-speed);border-radius:8px;padding:3rem 2rem}.highlight-item:hover{border-color:var(--primary-color);transform:translateY(-10px)}.highlight-item .icon{justify-content:center;align-items:center;width:50px;height:50px;margin:0 auto 1.5rem;display:flex}.cta-section{background:linear-gradient(to bottom, var(--bg-color), var(--card-bg));transition:background var(--transition-speed);padding-bottom:8rem}.cta-card{background-color:var(--card-bg);text-align:center;border:1px solid var(--border-color);transition:background-color var(--transition-speed), border-color var(--transition-speed);border-radius:12px;padding:5rem 3rem}.cta-card h2{margin-bottom:1rem}.cta-card p{color:#888;margin-bottom:2.5rem;font-size:1.1rem}@media (width<=768px){.hero-title{font-size:2.5rem}.highlight-grid{grid-template-columns:1fr}.hero-btns{flex-direction:column}}.service-categories{background-color:var(--bg-color);padding:4rem 0}.categories-grid{grid-template-columns:repeat(4,1fr);gap:2rem;display:grid}.category-item{background-color:var(--card-bg);border:1px solid var(--border-color);text-align:center;transition:transform var(--transition-speed), border-color var(--transition-speed);border-radius:8px;padding:2.5rem 1.45rem}.category-item:hover{border-color:var(--primary-color);transform:translateY(-5px)}.category-item .icon{justify-content:center;align-items:center;width:46px;height:46px;margin:0 auto 1.3rem;display:flex}.category-item h3{margin-bottom:.8rem;font-size:1.3rem}.category-item p{color:#aaa;font-size:.95rem}.services-list{padding-top:2rem}@media (width<=768px){.categories-grid{grid-template-columns:1fr}}.services-hero{background-color:var(--card-bg);text-align:center;border-bottom:1px solid var(--border-color)}.section-intro{color:#aaa;max-width:600px;margin:1rem auto 0}.service-card{grid-template-columns:1fr 2fr;align-items:center;gap:4rem;margin-bottom:6rem;display:grid}.service-card.reverse{grid-template-columns:2fr 1fr}.service-card.reverse .service-icon{order:2}.service-icon{width:90px;height:90px;margin:0 auto}.service-content h3{color:var(--primary-color);font-size:2rem}.service-features{grid-template-columns:1fr 1fr;gap:1rem;margin-top:1.5rem;display:grid}.service-features li{color:var(--primary-color);font-weight:500}@media (width<=768px){.service-card,.service-card.reverse{text-align:center;grid-template-columns:1fr;gap:2rem}.service-card.reverse .service-icon{order:0}.service-features{grid-template-columns:1fr}}.about-hero{background-color:var(--card-bg);text-align:center;border-bottom:1px solid var(--border-color)}.about-grid{grid-template-columns:2fr 1fr;gap:4rem;display:grid}.about-text h3{color:var(--primary-color);margin-top:2rem}.about-text p{margin-bottom:1.5rem;font-size:1.1rem}.about-text ul{margin-top:1.5rem}.about-text li{margin-bottom:1rem}.about-stats{flex-direction:column;gap:2rem;display:flex}.stat-card{background-color:var(--card-bg);border:1px solid var(--border-color);text-align:center;border-radius:8px;padding:2rem}.stat-number{color:var(--primary-color);font-size:2.5rem;font-weight:800;display:block}.stat-label{color:#888;text-transform:uppercase;letter-spacing:1px;font-size:.8rem}.about-faq{background-color:var(--card-bg);border-top:1px solid var(--border-color)}.faq-grid{grid-template-columns:repeat(2,1fr);gap:3rem;margin-top:3rem;display:grid}.faq-item h4{color:var(--primary-color);margin-bottom:1rem;font-size:1.2rem}.faq-item p{color:#888;line-height:1.6}@media (width<=768px){.about-grid{grid-template-columns:1fr}.faq-grid{grid-template-columns:1fr;gap:2rem}}.contact-hero{background-color:var(--card-bg);text-align:center;border-bottom:1px solid var(--border-color)}.contact-grid{grid-template-columns:1fr 1.5fr;gap:4rem;display:grid}.contact-info h3{color:var(--primary-color);margin-bottom:2rem}.info-item{align-items:flex-start;gap:1.5rem;margin-top:2rem;display:flex}.info-item .icon{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:50px;height:50px;font-size:1.5rem;display:flex}.info-item .icon svg{width:24px;height:24px;display:block}.info-item h4{margin-bottom:.2rem;font-size:1rem}.whatsapp-item .icon svg{transition:color var(--transition-speed)}.info-item:hover .icon{border-color:var(--primary-color);color:var(--primary-color)}.info-item.whatsapp-item:hover .icon{color:#25d366;border-color:#25d366}.contact-form-container{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;padding:3rem}.contact-form-container h3{margin-bottom:2rem}.form-group{margin-bottom:1.5rem}.form-group label{color:#888;margin-bottom:.5rem;font-weight:500;display:block}.form-group input,.form-group textarea{background-color:var(--bg-color);border:1px solid var(--border-color);width:100%;color:var(--text-color);border-radius:4px;padding:.8rem;font-family:inherit}.form-group input.error,.form-group textarea.error{background-color:#ff4d4d14!important;border-color:#ff4d4d!important}[data-theme=light] .form-group input.error,[data-theme=light] .form-group textarea.error{background-color:#ff4d4d0a!important}.error-text{color:#ff4d4d;margin-top:.3rem;font-size:.8rem;font-weight:500;animation:.3s ease-out fadeInUp;display:block}.required-star{color:#ff4d4d;margin-left:2px}.form-error-banner{color:#ff4d4d;text-align:center;background-color:#ff4d4d1a;border:1px solid #ff4d4d;border-radius:8px;margin-bottom:1.5rem;padding:1rem;font-size:.95rem;font-weight:500}[data-theme=light] .form-error-banner{background-color:#fff5f5}.form-group input:focus,.form-group textarea:focus{border-color:var(--primary-color);outline:none}@media (width<=768px){.contact-grid{grid-template-columns:1fr}.contact-form-container{padding:2rem 1.5rem}}