:root{--primary-blue: #1e3a8a;--secondary-blue: #3b82f6;--dark-blue: #0f172a;--bg-color: #f0f4f8;--text-color: #334155;--text-light: #f8fafc}html,body{margin:0;padding:0;font-family:Segoe UI,system-ui,-apple-system,sans-serif;background-color:var(--bg-color);color:var(--text-color)}.layout-container{display:flex;flex-direction:column;min-height:100vh}.topbar{background:linear-gradient(135deg,var(--primary-blue),var(--secondary-blue));color:var(--text-light);padding:1.2rem 2rem;position:sticky;top:0;z-index:1000;box-shadow:0 4px 6px -1px #0000001a}.topbar nav{display:flex;gap:1.5rem;justify-content:center;flex-wrap:wrap;align-items:center}.topbar a{color:var(--text-light);text-decoration:none;font-weight:500;font-size:1.1rem;padding:.5rem 1rem;border-radius:6px;transition:background-color .3s ease,transform .2s ease}.topbar a:hover{background-color:#ffffff26;transform:translateY(-2px)}.content-area{flex:1;padding:3rem 2rem;padding-bottom:80px;max-width:1200px;margin:0 auto;width:100%;box-sizing:border-box}.bottombar{background-color:var(--dark-blue);color:var(--text-light);text-align:center;padding:1.2rem;position:fixed;bottom:0;left:0;width:100%;box-sizing:border-box;box-shadow:0 -4px 6px -1px #0000001a}.bottombar p{margin:0;font-size:.95rem;letter-spacing:.5px}h2{color:var(--primary-blue);border-bottom:2px solid var(--secondary-blue);padding-bottom:.5rem;display:inline-block;margin-top:0}@keyframes fadeIn3s{0%{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}app-home,app-nupahraun4,app-nupahraun6,app-nupahraun8,app-nupahraun10,app-about,app-contact{display:block;animation:fadeIn3s 3s ease-out forwards}