*{margin:0;padding:0;box-sizing:border-box}body{color:#1f2937;line-height:1.6;background:#f9fafb;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}body.dark-theme{background-color:#121212}.main-content{min-height:calc(100vh - 480px)}.footer{color:#fff;margin-top:4rem;background:#1f2937;padding:3rem 2rem 2rem}.footer-content{gap:3rem;display:grid;margin:0 auto;max-width:1280px;margin-bottom:2rem;grid-template-columns:2fr 1fr}.footer-section h3{font-size:1.5rem;margin-bottom:.5rem}.footer-section p{color:#9ca3af;margin-bottom:1.5rem}.newsletter-form{gap:1rem;display:flex;max-width:500px}.newsletter-form input{flex:1;outline:none;color:#fff;background:#374151;padding:.75rem 1rem;border-radius:.5rem;border:1px solid #374151}.newsletter-form input::placeholder{color:#9ca3af}.newsletter-form input:focus{border-color:#3b82f6}.newsletter-form button{border:none;color:#fff;cursor:pointer;font-weight:600;background:#3b82f6;border-radius:.5rem;padding:.75rem 1.5rem;transition:background .2s}.newsletter-form button:hover{background:#2563eb}.footer-links{gap:3rem;display:flex}.link-column h4{margin-bottom:1rem;font-size:1.125rem}.link-column a{display:block;color:#9ca3af;text-decoration:none;margin-bottom:.75rem;transition:color .2s}.link-column a:hover{color:#fff}.footer-bottom{margin:0 auto;color:#9ca3af;padding-top:2rem;max-width:1280px;text-align:center;font-size:.875rem;border-top:1px solid #374151}@media (max-width: 768px){.footer-content{grid-template-columns:1fr}.newsletter-form{flex-direction:column}}