.app-layout{display:flex;flex-direction:column;min-height:100vh}.header{background:#fff;border-bottom:1px solid #e5e7eb;box-shadow:0 1px 3px #0000001a;position:sticky;top:0;z-index:100}.nav{padding:1rem 0}.nav-container{align-items:center;display:flex;justify-content:space-between;margin:0 auto;max-width:1200px;padding:0 2rem}.logo{color:#007bff;font-weight:700;text-decoration:none}.logo,.logo h1{font-size:1.5rem}.logo h1{margin:0}.nav-menu{display:flex;gap:2rem;list-style:none;margin:0;padding:0}.nav-link{color:#374151;font-weight:500;text-decoration:none;transition:color .2s}.nav-link.router-link-active,.nav-link:hover,.nav-link[aria-current=page]{color:#007bff}.main-content{flex:1;width:100%}.footer{background:#f9fafb;border-top:1px solid #e5e7eb;margin-top:auto;padding:2rem 0}.footer-container{color:#6b7280;margin:0 auto;max-width:1200px;padding:0 2rem;text-align:center}