:root{--background:#e2e2e2;--primary:#00796b;--accent:#0d47a1;--text:#131200;--error:#d32f2f;--success:#2e7d32;--warning:#ffa000;--info:#0d47a1;--font-family:'Roboto',sans-serif;--spacing-unit:8px}body{font-family:var(--font-family);background-color:var(--background);color:var(--text);line-height:1.5}a:focus,button:focus,input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:2px}.alephba-btn{font-family:var(--font-family);background-color:var(--primary);color:#fff;padding:.5rem 1rem;border-radius:.375rem;transition:background-color 150ms ease-in-out}.alephba-btn:hover{background-color:var(--accent)}.hero-banner{background-color:var(--background);color:var(--text);padding:2rem;text-align:center}.product-card{background-color:var(--background);border:1px solid var(--primary);border-radius:.5rem;padding:1rem;transition:box-shadow 300ms ease-in-out}.product-card:hover{box-shadow:0 4px 8px rgba(0,0,0,.2)}body{font-family:var(--font-family)}