:root{--navy:#113a6e;--cobalt:#2e5bff;--aqua:#00b3d8;--teal:#41e17a;--dark:#1a1d26;--offwhite:#eaf0ff;--bg-primary:var(--offwhite);--bg-secondary:#fff;--bg-accent:#f5f8ff;--text-primary:var(--dark);--text-secondary:#4a4e57;--accent-color:var(--cobalt);--border-color:#e1e8ff;--shadow-color:rgba(46,91,255,.1)}[data-theme=dark]{--bg-primary:var(--dark);--bg-secondary:#232631;--bg-accent:#2c303d;--text-primary:var(--offwhite);--text-secondary:#adb5bd;--border-color:#343a46;--shadow-color:rgba(0,0,0,.3)}*{margin:0;padding:0;box-sizing:border-box}.skip-link{position:absolute;top:-40px;left:0;background:var(--accent-color);color:#fff;padding:8px 16px;text-decoration:none;font-weight:600;z-index:100;border-radius:0 0 4px 0}.skip-link:focus{top:0;outline:3px solid var(--teal);outline-offset:2px}[tabindex]:focus,a:focus,button:focus,input:focus,select:focus,textarea:focus{outline:3px solid var(--accent-color);outline-offset:2px}[data-theme=dark] [tabindex]:focus,[data-theme=dark] a:focus,[data-theme=dark] button:focus,[data-theme=dark] input:focus,[data-theme=dark] select:focus,[data-theme=dark] textarea:focus{outline-color:var(--teal)}html{scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;color:var(--text-primary);background-color:var(--bg-primary);transition:background-color .3s,color .3s}img{max-width:100%;height:auto}a{text-decoration:none;color:var(--accent-color);transition:all .3s ease}a:hover{color:var(--navy)}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}h1,h2,h3,h4,h5,h6{font-weight:700;margin-bottom:1rem;line-height:1.2}h1{font-size:clamp(2rem,5vw,3.5rem);color:var(--accent-color)}h2{font-size:clamp(1.5rem,4vw,2.5rem);position:relative;display:inline-block;margin-bottom:2rem}h2:after{content:"";position:absolute;bottom:-10px;left:0;width:80px;height:4px;background:var(--accent-color)}h3{font-size:clamp(1.2rem,3vw,1.8rem);color:var(--navy)}p{margin-bottom:1rem;color:var(--text-secondary)}[data-theme=dark] h3{color:var(--aqua)}header{position:fixed;top:0;left:0;width:100%;background-color:var(--bg-secondary);box-shadow:0 2px 10px var(--shadow-color);z-index:1000;transition:background-color .3s}.header-content{justify-content:space-between;padding:1rem 0}.header-content,.logo{display:flex;align-items:center}.logo img{width:clamp(250px,46vw,510px);height:auto;transition:width .3s}nav ul{display:flex;list-style:none}nav ul li{margin-left:2rem}nav ul li a{color:var(--text-primary);font-weight:500;position:relative}nav ul li a:focus,nav ul li a:hover{color:var(--accent-color)}nav ul li a:focus{outline:3px solid var(--accent-color);outline-offset:4px;border-radius:4px}nav ul li a:after{content:"";position:absolute;width:0;height:2px;bottom:-4px;left:0;background-color:var(--accent-color);transition:width .3s}nav ul li a:focus:after,nav ul li a:hover:after{width:100%}.mobile-menu-btn{display:none;background:none;border:none;cursor:pointer}.mobile-menu-btn span{display:block;width:25px;height:3px;margin:5px 0;background-color:var(--text-primary);transition:all .3s}.theme-toggle{display:flex;align-items:center;margin-left:2rem}.theme-switch{position:relative;display:inline-block;width:60px;height:30px;cursor:pointer}.theme-switch input{opacity:0;width:0;height:0}.slider{top:0;left:0;right:0;bottom:0;background-color:#ccc;display:flex;align-items:center;justify-content:space-between;padding:0 5px}.slider,.slider:before{position:absolute;transition:.4s}.slider:before{content:"";height:22px;width:22px;left:4px;bottom:4px;background-color:#fff;z-index:2}.dark-icon,.light-icon{font-size:14px;z-index:1}.light-icon{margin-right:auto}.dark-icon{margin-left:auto}input:checked+.slider{background-color:var(--navy)}input:checked+.slider:before{transform:translateX(30px)}.slider.round{border-radius:34px}.slider.round:before{border-radius:50%}.hero{padding:8rem 0 5rem;background:linear-gradient(135deg,var(--navy) 0,var(--cobalt) 100%);color:#fff;text-align:center}.hero-content{max-width:800px;margin:0 auto}.hero h1{color:#fff;margin-bottom:1.5rem}.hero p{font-size:clamp(1.1rem,2vw,1.4rem);margin-bottom:2.5rem;color:var(--offwhite)}.cta-button{display:inline-block;padding:.8rem 2rem;background-color:var(--teal);color:var(--dark)!important;font-weight:600;border-radius:50px;transition:transform .3s,box-shadow .3s}.cta-button:hover{transform:translateY(-3px);box-shadow:0 10px 20px rgba(0,0,0,.2)}.cta-button:focus{outline:3px solid var(--accent-color);outline-offset:4px;transform:translateY(-3px)}.services{padding:5rem 0;background-color:var(--bg-primary)}.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:2rem;gap:2rem;margin-top:2rem}.service-card{background-color:var(--bg-secondary);border-radius:10px;padding:2rem;box-shadow:0 5px 15px var(--shadow-color);transition:transform .3s,box-shadow .3s}.service-card:hover{transform:translateY(-5px);box-shadow:0 10px 25px var(--shadow-color)}.service-card h3{gap:1rem;margin-bottom:1rem}.service-card h3,.service-icon{display:flex;align-items:center}.service-icon{width:50px;height:50px;min-width:50px;background:rgba(46,91,255,.1);border-radius:50%;justify-content:center;margin:0}.service-icon img,.service-icon svg{width:40px;height:40px}.service-icon svg{color:var(--cobalt)}[data-theme=dark] .service-icon svg{color:var(--aqua)}.about{padding:5rem 0;background-color:var(--bg-accent)}.about-content{display:grid;grid-template-columns:1fr;grid-gap:2rem;gap:2rem}.about-text ul{list-style-position:inside;margin-bottom:1.5rem}.about-text li{margin-bottom:.5rem;color:var(--text-secondary)}.contact{padding:5rem 0;background-color:var(--bg-primary)}.contact-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:3rem;gap:3rem}.contact-info p{margin-bottom:1rem}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--text-primary)}.form-group input,.form-group textarea{width:100%;padding:.8rem;border:1px solid var(--border-color);border-radius:5px;background-color:var(--bg-secondary);color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}.form-group input:focus,.form-group textarea:focus{outline:3px solid var(--accent-color);outline-offset:2px;border-color:var(--accent-color)}.submit-btn{padding:.8rem 2rem;background-color:var(--accent-color);color:#fff;border:none;border-radius:5px;cursor:pointer;font-weight:600;transition:background-color .3s}.submit-btn:hover{background-color:var(--navy)}.form-feedback{margin-bottom:1rem;padding:.5rem 0;min-height:1.5rem}.form-feedback.success{color:var(--teal);font-weight:500}.form-feedback.error{color:#e74c3c;font-weight:500}footer{padding:2rem 0;background-color:var(--bg-secondary);text-align:center;border-top:1px solid var(--border-color)}footer p{margin-bottom:0}footer .privacy-notice{margin-top:.5rem;font-size:.85rem;color:var(--text-secondary);opacity:.8}@media (max-width:768px){nav{display:none}nav.active{display:block;position:absolute;top:70px;left:0;right:0;background-color:var(--bg-secondary);box-shadow:0 5px 10px var(--shadow-color);padding:1rem}nav.active ul{flex-direction:column}nav.active ul li{margin:1rem 0;text-align:center}.mobile-menu-btn{display:block}.mobile-menu-btn.active span:first-child{transform:rotate(45deg) translate(5px,6px)}.mobile-menu-btn.active span:nth-child(2){opacity:0}.mobile-menu-btn.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-6px)}.contact-content{grid-template-columns:1fr}.theme-toggle{margin-left:1.5rem}}@media (max-width:480px){.hero{padding-top:7rem}.service-card{padding:1.5rem}.theme-toggle{margin-left:1rem}.logo img{width:clamp(250px,70vw,360px)}}