body{margin:0;font-family:sans-serif;background:#0a0f1c;color:#e6edf3;}
.hero{text-align:center;padding:60px 20px;background:#020617;}
.status-badge{padding:6px 12px;border-radius:999px;background:#22c55e33;color:#22c55e;}
.meta{color:#94a3b8;margin-left:10px;}

#navbar{position:sticky;top:0;background:rgba(2,6,23,0.9);border-bottom:1px solid #1f2937;z-index:1000;}
.nav-inner.centered-nav{display:flex;justify-content:center;padding:14px;}
.nav-links{display:flex;gap:28px;}
.nav-links a{color:#94a3b8;text-decoration:none;position:relative;}
.nav-links a:hover,.nav-links a.active{color:#38bdf8;}
.nav-links a.active::after{content:"";position:absolute;bottom:-6px;left:0;right:0;height:2px;background:#38bdf8;}

section{max-width:1000px;margin:auto;padding:50px 20px;}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;}
.card{background:#121826;padding:20px;border-radius:12px;border:1px solid #1f2937;}

.center-title{text-align:center;}

.peer-wrapper{display:flex;justify-content:center;}
.peer-card{background:#121826;border:1px solid #1f2937;border-radius:12px;padding:20px;width:100%;max-width:900px;}
.peer-table{text-align:center;width:100%;border-collapse:collapse;}
th,td{padding:12px;border-bottom:1px solid #1f2937;}

.prefix-list{list-style:none;padding:0;}
.prefix-list li{background:#121826;margin:6px 0;padding:10px;border-radius:8px;border:1px solid #1f2937;font-family:monospace;}

.arch-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;}
.arch{background:#121826;padding:20px;border-radius:12px;border:1px solid #1f2937;}

.badge{padding:4px 8px;border-radius:999px;font-size:12px;font-weight:600;}
.badge.upstream{background:#3b82f622;color:#3b82f6;}
.badge.peer{background:#22c55e22;color:#22c55e;}
.badge.downstream{background:#a855f722;color:#a855f7;}

.health-good{color:#22c55e;}
.health-bad{color:#ef4444;}

.banner{background:#ef4444;color:white;padding:12px;text-align:center;font-weight:bold;}

.topology-card{background:#121826;border:1px solid #1f2937;border-radius:12px;padding:30px;display:flex;justify-content:center;}
.topology-map{display:flex;flex-direction:column;align-items:center;gap:20px;}
.top-row{display:flex;gap:20px;}
.top-node{padding:10px 18px;border-radius:999px;font-weight:600;}
.core{background:#3b82f622;color:#3b82f6;}
.edge{background:#22c55e22;color:#22c55e;}
.peer{background:#a855f722;color:#a855f7;}
.upstream{background:#f59e0b22;color:#f59e0b;}
.downstream{background:#ef444422;color:#ef4444;}

footer{background:#020617;border-top:1px solid #1f2937;padding:30px 20px;}
.footer-content{display:flex;justify-content:space-between;max-width:1000px;margin:auto;}
.footer-links{display:flex;gap:16px;}
.footer-links a{color:#94a3b8;text-decoration:none;}
.footer-links a:hover{color:#38bdf8;}
.footer-bottom{text-align:center;margin-top:20px;color:#94a3b8;}

html{scroll-behavior:smooth;}