:root{--primary-color: #2563eb;--primary-hover: #1d4ed8;--text-color: #1f2937;--text-light: #6b7280;--white: #ffffff;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-900: #111827}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5;color:var(--text-color)}.container{max-width:1200px;margin:0 auto;padding:0 1rem}nav{position:fixed;width:100%;background:rgba(255,255,255,.8);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;box-shadow:0 1px 3px #0000001a}nav .container{display:flex;justify-content:space-between;align-items:center;padding:1rem}.logo{font-size:1.5rem;font-weight:700;color:var(--primary-color)}.nav-links{display:none}.nav-link{color:var(--text-color);text-decoration:none;margin:0 1rem;transition:color .3s}.nav-link:hover{color:var(--primary-color)}.btn{display:inline-flex;align-items:center;padding:.5rem 1rem;border-radius:.375rem;font-weight:500;cursor:pointer;transition:all .3s;border:none}.btn i{margin-left:.5rem}.btn-primary{background:var(--primary-color);color:var(--white)}.btn-primary:hover{background:var(--primary-hover)}.btn-white{background:var(--white);color:var(--primary-color)}.btn-white:hover{background:var(--gray-50)}.hero{padding:8rem 0 4rem;text-align:center;color:var(--white)}.hero-gradient{background:linear-gradient(45deg,#2563eb,#3b82f6,#60a5fa);background-size:200% 200%;animation:gradient 15s ease infinite}.hero h1{font-size:2.5rem;margin-bottom:1rem}.hero p{font-size:1.25rem;margin-bottom:2rem;opacity:.9}.section{padding:4rem 0}.bg-gray{background:var(--gray-50)}.text-center{text-align:center}.services-grid{display:grid;gap:2rem;margin-top:3rem}.service-card{background:var(--white);padding:1.5rem;border-radius:.5rem;box-shadow:0 4px 6px #0000001a;transition:transform .3s}.service-card:hover{transform:translateY(-5px)}.service-icon{color:var(--primary-color);width:3rem;height:3rem;margin-bottom:1rem}.portfolio-grid{display:grid;gap:2rem;margin-top:3rem}.portfolio-card{background:var(--white);border-radius:.5rem;overflow:hidden;box-shadow:0 4px 6px #0000001a}.portfolio-image{width:100%;height:200px;-o-object-fit:cover;object-fit:cover}.portfolio-content{padding:1rem}.contact-grid{display:grid;gap:3rem;margin-top:3rem}.contact-item{display:flex;align-items:center;margin-bottom:1.5rem}.contact-item i{color:var(--primary-color);margin-right:1rem}.contact-form{display:grid;gap:1rem}.contact-form input,.contact-form textarea{width:100%;padding:.75rem;border:1px solid #e5e7eb;border-radius:.375rem;outline:none;transition:border-color .3s,box-shadow .3s}.contact-form input:focus,.contact-form textarea:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px #2563eb1a}.footer{background:var(--gray-900);color:var(--white);padding:3rem 0}.footer-grid{display:grid;gap:2rem}.footer h3{font-size:1.25rem;margin-bottom:1rem}.footer h4{font-size:1.125rem;margin-bottom:1rem}.footer p{color:var(--gray-100)}.footer ul{list-style:none}.footer a{color:var(--gray-100);text-decoration:none;transition:color .3s}.footer a:hover{color:var(--white)}.social-links{display:flex;gap:1rem}.footer-bottom{margin-top:2rem;padding-top:2rem;border-top:1px solid rgba(255,255,255,.1);text-align:center;color:var(--gray-100)}@keyframes gradient{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}.fade-in{opacity:0;transform:translateY(20px);transition:opacity .6s,transform .6s}.fade-in.visible{opacity:1;transform:translateY(0)}@media (min-width: 768px){.nav-links{display:flex}.hero h1{font-size:3.5rem}.services-grid,.portfolio-grid{grid-template-columns:repeat(3,1fr)}.contact-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(3,1fr)}}