:root{--bg:#070b12;--surface:#0b111b;--ink:#0a0c10;--muted:#9fb2c8;--line:rgba(0,0,0,.08);--fx1:#00d4ff;--fx2:#3a7bff;--fx3:#7b61ff;--brand-grad:linear-gradient(135deg,var(--fx1),var(--fx2) 50%,var(--fx3))}*{box-sizing:border-box}html,body{height:100%}body{margin:0;background:#fff;color:#0a0c10;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial;position:relative;isolation:isolate}.container{max-width:1200px;margin:0 auto;padding:0 24px}.site-header{position:sticky;top:0;z-index:50;background:#f8f8f8;border-bottom:1px solid #e0e0e0;transition:box-shadow .3s ease,background .3s ease}.site-header.is-scrolled{background:#f8f8f8;box-shadow:0 2px 6px #00000014}.header-row{display:flex;align-items:center;justify-content:space-between;padding:14px 0}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}.brand__img{height:120px;width:auto;display:block;filter:drop-shadow(0 2px 8px rgba(0,212,255,.15))}.brand__img--sm{height:80px;width:auto}.brand__name{font-weight:800;letter-spacing:.3px;font-size:20px;line-height:1;background:linear-gradient(90deg,#0d47a1,#6a1b9a,#00c853,#0d47a1);background-size:300% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;white-space:nowrap;animation:ddLogoShimmer 8s linear infinite}@keyframes ddLogoShimmer{0%{background-position:0% 50%}to{background-position:300% 50%}}.main-nav .nav-link{background:#d3d3d3;color:#0a0c10;padding:10px 18px;border-radius:999px;margin:0 8px;font-weight:600;text-decoration:none;transition:background .2s ease,color .2s ease}.main-nav .nav-link:hover{background:#fff;color:#000}.nav-link.nav-link--pill{background:var(--brand-grad);color:#0a0c10;border:1px solid transparent;opacity:1;box-shadow:0 6px 18px #3b82f640,inset 0 0 0 1px #0000000f}.active-link{background:linear-gradient(90deg,#00d4ff26,#7a61ff26);box-shadow:inset 0 0 0 1px #7b61ff40}.site-footer{border-top:1px solid #e0e0e0;padding:28px 0;background:#f8f8f8;box-shadow:0 -2px 6px #00000014;transition:box-shadow .3s ease,background .3s ease}.footer-grid{display:flex;align-items:center;justify-content:space-between;gap:16px}.foot-brand{display:flex;align-items:center;gap:12px}.muted{color:#6b7280;margin-left:8px}.foot-nav{display:flex;gap:20px}.foot-nav a{background:transparent;color:#0a0c10;padding:8px 16px;border-radius:999px;margin:0 10px;font-weight:600;text-decoration:none;transition:background .2s ease,color .2s ease}.foot-nav a:hover{background:#d3d3d3;color:#000}@media (max-width: 768px){.header-row{flex-direction:column;align-items:center;text-align:center}.brand__img{height:80px}.main-nav .nav-link{padding:8px 12px;font-size:14px}.main-nav .nav-link{margin:8px 0}.footer-grid{flex-direction:column;align-items:center;text-align:center}.foot-nav{flex-direction:column;align-items:center;gap:12px}.foot-nav a{padding:10px 18px;font-size:14px}.foot-brand{flex-direction:column;align-items:center;text-align:center}}