:root{--primary:#3B82F6;--primary-dark:#1D4ED8;--primary-light:#60A5FA;--accent:#2563EB;--bg:#F8FAFC;--bg-dark:#E2E8F0;--text:#1E293B;--text-light:#64748B;--white:#FFFFFF;--light:#EFF6FF;--radius:8px;--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);--transition:all .3s cubic-bezier(.4,0,.2,1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scroll-padding-top:80px}body{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe 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ease}.reveal.active{opacity:1;transform:translateY(0)}.header{position:fixed;top:0;left:0;right:0;z-index:1000;background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(0,0,0,.05);transition:var(--transition)}.nav{display:flex;align-items:center;justify-content:space-between;height:72px}.logo{display:flex;align-items:center;gap:.75rem;font-weight:700;font-size:1.25rem;color:var(--text)}.logo-icon{flex-shrink:0}.nav-menu{display:flex;gap:2rem}.nav-link{font-weight:500;color:var(--text-light);position:relative;padding:.5rem 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p{color:var(--text-light);margin-bottom:1.5rem;font-size:1.0625rem;line-height:1.8}.about-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.stat{text-align:center;padding:2rem;background:var(--light);border-radius:var(--radius);transition:var(--transition)}.stat:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.stat-number{font-size:2.5rem;font-weight:800;color:var(--primary);display:block}.stat-label{font-size:.875rem;color:var(--text-light);text-transform:uppercase;letter-spacing:.05em;margin-top:.5rem}.services{background:var(--bg)}.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem}.service-card{background:var(--white);padding:2rem;border-radius:var(--radius);box-shadow:var(--shadow);transition:var(--transition);border:1px solid 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p{color:var(--text-light);font-size:.9375rem;line-height:1.7}.projects{background:var(--white)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.project-card{background:var(--bg);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition)}.project-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}.project-image{height:180px;overflow:hidden}.project-placeholder{width:100%;height:100%;object-fit:cover}.project-content{padding:1.5rem}.project-tag{display:inline-block;padding:.25rem .75rem;background:var(--light);color:var(--primary);font-size:.75rem;font-weight:600;border-radius:50px;text-transform:uppercase;margin-bottom:.75rem}.project-card h3{font-size:1.25rem;font-weight:700;margin-bottom:.5rem;color:var(--text)}.project-card p{color:var(--text-light);font-size:.9375rem;line-height:1.6;margin-bottom:1rem}.project-tech{display:flex;flex-wrap:wrap;gap:.5rem}.project-tech span{padding:.25rem .625rem;background:var(--white);color:var(--text-light);font-size:.75rem;border-radius:4px;border:1px solid var(--bg-dark)}.contact{background:linear-gradient(135deg,var(--light) 0%,var(--white) 100%)}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start}.contact-info p{color:var(--text-light);font-size:1.0625rem;line-height:1.8;margin-bottom:2rem}.contact-details{display:flex;flex-direction:column;gap:1rem}.contact-item{display:flex;align-items:center;gap:1rem;color:var(--text);font-weight:500;transition:var(--transition)}.contact-item:hover{color:var(--primary)}.contact-form{background:var(--white);padding:2rem;border-radius:var(--radius);box-shadow:var(--shadow)}.form-group{margin-bottom:1.5rem}.form-group input,.form-group textarea{width:100%;padding:1rem;border:2px solid var(--bg-dark);border-radius:var(--radius);font-size:1rem;transition:var(--transition);background:var(--bg)}.form-group input:focus,.form-group 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0}.nav-toggle{display:block}.nav-menu{position:fixed;top:72px;left:0;right:0;bottom:0;background:var(--white);flex-direction:column;align-items:center;justify-content:center;gap:2rem;opacity:0;visibility:hidden;transition:var(--transition)}.nav-menu.active{opacity:1;visibility:visible}.nav-link{font-size:1.5rem}.hero-scroll{display:none}.about-stats{grid-template-columns:1fr;gap:1rem}.footer-content{flex-direction:column;text-align:center;gap:2rem}.footer-links{flex-wrap:wrap;justify-content:center}}@media (prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.playground-main{padding:6rem 0 3rem;min-height:calc(100vh - 72px)}.playground-header{text-align:center;margin-bottom:2rem}.playground-header h1{font-size:2rem;font-weight:700;margin-bottom:.5rem}.playground-header p{color:var(--text-light)}.tool-tabs{display:flex;justify-content:center;gap:.5rem;margin-bottom:1.5rem}.tab-btn{padding:.75rem 1.5rem;border-radius:var(--radius);background:var(--bg-dark);color:var(--text);font-weight:500;transition:var(--transition)}.tab-btn.active{background:var(--primary);color:var(--white)}.tab-btn:hover:not(.active){background:var(--primary-light);color:var(--white)}.editor-container{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin-bottom:1.5rem}@media (max-width:768px){.editor-container{grid-template-columns:1fr}}.editor-panel{border:1px solid var(--bg-dark);border-radius:var(--radius);overflow:hidden;background:var(--white)}.panel-header{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;background:var(--bg-dark);border-bottom:1px solid var(--bg-dark)}.panel-header span{font-weight:600;font-size:.875rem}.panel-actions{display:flex;gap:.5rem}.editor-panel textarea{width:100%;height:400px;padding:1rem;font-family:Fira 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var(--bg-dark);border-radius:var(--radius);background:var(--white);transition:var(--transition)}.tool-card:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:var(--shadow)}.tool-icon{margin-bottom:1rem;color:var(--primary)}.tool-card h3{font-size:1.125rem;margin-bottom:.5rem}.tool-card p{color:var(--text-light);font-size:.875rem}.calculator{max-width:360px;margin:0 auto 2rem}.calc-display{margin-bottom:1rem}.calc-display input{width:100%;padding:1rem;font-size:1.5rem;text-align:right;background:var(--white);border:1px solid var(--bg-dark);border-radius:var(--radius);font-family:Fira Code,monospace}.calc-buttons{display:grid;grid-template-columns:repeat(4,1fr);gap:.5rem;margin-bottom:1rem}.calc-btn{padding:1rem;font-size:1.25rem;font-weight:500;border-radius:var(--radius);background:var(--bg-dark);color:var(--text);transition:var(--transition)}.calc-btn:active{transform:scale(.95)}.calc-btn.calc-operator{background:var(--primary);color:var(--white)}.calc-btn.calc-clear{background:#ef4444;color:var(--white)}.calc-btn.calc-backspace{padding:.75rem}.calc-functions{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center}.calc-btn.calc-func{padding:.5rem 1rem;font-size:.875rem}