:root{--bg: #0f172a;--surface: #1e293b;--border: #334155;--text: #e2e8f0;--text-muted: #94a3b8}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}.hub{max-width:960px;margin:0 auto;padding:4rem 1.5rem;display:flex;flex-direction:column;min-height:100vh}.hub-header{text-align:center;margin-bottom:3rem}.hub-header h1{font-size:2rem;font-weight:700}.hub-header p{color:var(--text-muted);margin-top:.5rem}.portal-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.25rem;flex:1;align-content:start}.portal-card{display:flex;flex-direction:column;gap:.5rem;padding:1.75rem;background:var(--surface);border:1px solid var(--border);border-radius:14px;text-decoration:none;color:inherit;transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease}.portal-card:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:0 10px 30px -12px var(--accent)}.portal-icon{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:12px;background:color-mix(in srgb,var(--accent) 18%,transparent);color:var(--accent);margin-bottom:.5rem}.portal-name{font-size:1.1rem;font-weight:600}.portal-desc{font-size:.9rem;color:var(--text-muted)}.hub-footer{text-align:center;color:var(--text-muted);font-size:.8rem;margin-top:3rem}