.app-footer{background:#0a0a0a;border-top:1px solid rgba(139,92,246,.2);padding:3rem 2rem 1rem;margin-top:auto;color:#f0f0f0}.footer-content{max-width:1200px;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;grid-gap:2rem;gap:2rem;margin:0 auto 2rem}.footer-section h4{color:#8b5cf6;font-size:1.1rem;margin-bottom:1rem;font-weight:600}.footer-section ul{list-style:none;padding:0;margin:0}.footer-section li{margin-bottom:.5rem}.footer-section a{color:#d0d0d0;text-decoration:none;font-size:.95rem;transition:color .2s ease}.footer-section a:hover{color:#8b5cf6}.footer-logo{display:flex;align-items:center;gap:.5rem;margin-bottom:1rem}.bitcoin-symbol{color:#8b5cf6;font-size:1.8rem;font-weight:700}.app-name{color:#fff;font-size:1.5rem;font-weight:600}.footer-tagline{color:#c0c0c0;font-size:1rem;line-height:1.5;margin:0}.footer-bottom{max-width:1200px;margin:0 auto;padding-top:2rem;border-top:1px solid rgba(139,92,246,.1);display:flex;justify-content:center;align-items:center}.footer-bottom,.footer-copyright{text-align:center}.footer-copyright p{margin:.25rem 0;font-size:.9rem;color:#a0a0a0;line-height:1.4}.footer-copyright a{color:#8b5cf6;text-decoration:none}.footer-copyright a:hover{text-decoration:underline}.footer-links{margin-top:10px}.footer-links a{color:#999;text-decoration:none;margin:0 10px}.footer-links a:hover{color:#8b5cf6;text-decoration:underline}.footer-links .separator{color:#666;margin:0 5px}@media (max-width:768px){.app-footer{padding:2rem 1rem 1rem}.footer-content{grid-template-columns:1fr;gap:2rem}.footer-bottom{flex-direction:column;gap:1rem}.footer-bottom,.footer-license{text-align:center}}@media (max-width:1024px){.footer-content{grid-template-columns:1fr 1fr;gap:2rem}}