:root{--bg-color:#fff;--bg-light:#f9fafb;--text-primary:#111827;--text-secondary:#4b5563;--accent-color:#2563eb;--border-color:#e5e7eb;--font-main:"Inter", sans-serif;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -2px #0000000d}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-main);background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;line-height:1.6}.container{max-width:1100px;margin:0 auto;padding:0 2rem}.section{padding:5rem 0}.bg-light{background-color:var(--bg-light)}.site-header{border-bottom:1px solid var(--border-color);background-color:var(--bg-color);z-index:100;position:sticky;top:0}.header-container{justify-content:space-between;align-items:center;height:70px;display:flex}.logo{letter-spacing:-.5px;font-size:1.25rem;font-weight:700}.nav-links{gap:2rem;display:flex}.nav-links a{color:var(--text-secondary);font-size:.95rem;font-weight:500;text-decoration:none;transition:color .2s}.nav-links a:hover{color:var(--text-primary)}.hero{padding:8rem 0}.hero-content{max-width:700px}.hero-content h1{letter-spacing:-1px;margin-bottom:1.5rem;font-size:3rem;font-weight:800;line-height:1.2}.hero-content p{color:var(--text-secondary);margin-bottom:2.5rem;font-size:1.2rem}.btn{border-radius:6px;padding:.875rem 1.75rem;font-size:1rem;font-weight:500;text-decoration:none;transition:all .2s;display:inline-block}.btn-primary{background-color:var(--text-primary);color:#fff;border:1px solid var(--text-primary)}.btn-primary:hover{background-color:#374151;border-color:#374151}.section-title{letter-spacing:-.5px;margin-bottom:3rem;font-size:2rem;font-weight:700}.projects-grid{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2rem;display:grid}.project-card{background:var(--bg-color);border:1px solid var(--border-color);color:inherit;min-height:280px;box-shadow:var(--shadow-sm);border-radius:12px;flex-direction:column;justify-content:space-between;padding:2rem;text-decoration:none;transition:transform .2s,box-shadow .2s,border-color .2s;display:flex}.project-card:not(.placeholder):hover{box-shadow:var(--shadow-md);border-color:#d1d5db;transform:translateY(-4px)}.card-content h3{margin-bottom:1rem;font-size:1.5rem;font-weight:600}.card-content p{color:var(--text-secondary);margin-bottom:1.5rem;font-size:.95rem}.tags{flex-wrap:wrap;gap:.5rem;display:flex}.tags span{background-color:var(--bg-light);color:var(--text-secondary);border:1px solid var(--border-color);border-radius:9999px;padding:.25rem .75rem;font-size:.75rem;font-weight:500}.card-footer{border-top:1px solid var(--border-color);align-items:center;margin-top:2rem;padding-top:1.25rem;display:flex}.link-text{color:var(--accent-color);font-size:.9rem;font-weight:600;transition:color .2s}.project-card:hover .link-text{color:#1d4ed8}.placeholder{opacity:.7;background-color:var(--bg-light);box-shadow:none;border-style:dashed}.site-footer{border-top:1px solid var(--border-color);color:var(--text-secondary);padding:3rem 0;font-size:.9rem}@media (width<=768px){.hero-content h1{font-size:2.25rem}.hero{padding:5rem 0}}