:root{--primary:#000;--secondary:#fff;--bg:#fff;--text:#000;--font-heading:system-ui,sans-serif;--font-body:system-ui,sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg);color:var(--text);font-family:var(--font-body);transition:background-color .3s,color .3s}a{color:inherit;text-decoration:none}.container{max-width:1200px;margin:0 auto;padding:1rem}.btn{cursor:pointer;border:none;border-radius:4px;padding:.5rem 1rem;font-weight:700}.btn-primary{background-color:var(--primary);color:var(--secondary)}.grid-gallery{gap:var(--grid-gap,1rem);grid-template-columns:repeat(auto-fill,minmax(250px,1fr));display:grid}@media (max-width:768px){.grid-gallery{grid-template-columns:repeat(2,1fr)}}