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1;padding:12px 16px;border:1px solid var(--border);border-radius:8px;font-size:1rem}@media (max-width:860px){.nav-toggle{display:block}.main-nav{display:none;width:100%;flex-direction:column;align-items:stretch;padding:12px 0}.main-nav.open{display:flex}.main-nav a{padding:10px 4px}.btn-nav{margin:8px 0 0;text-align:center}.hero h1{font-size:1.8rem}.pros-cons{grid-template-columns:1fr}}