/* 623 PC unified navigation and responsive layout — audited 2026-07-28 */
:root{--pc623-nav-bg:#061426;--pc623-nav-line:rgba(255,255,255,.12);--pc623-nav-text:#cfe0f2;--pc623-nav-accent:#2f9dff;--pc623-nav-gold:#ffd36b}
html{overflow-x:hidden} body{overflow-x:hidden}
body > nav.nav{position:relative!important;z-index:10000!important;width:100%!important;background:var(--pc623-nav-bg)!important;border-bottom:1px solid var(--pc623-nav-line)!important;isolation:isolate!important}
body > nav.nav > .container{width:min(1200px,calc(100% - 32px))!important;max-width:1200px!important;margin:0 auto!important;padding:12px 0!important;display:grid!important;grid-template-columns:minmax(250px,auto) minmax(0,1fr) auto!important;gap:16px!important;align-items:center!important;box-sizing:border-box!important}
body > nav.nav .brand{display:flex!important;align-items:center!important;gap:12px!important;min-width:0!important;text-decoration:none!important;color:#fff!important}
body > nav.nav .brand-mark{flex:0 0 50px!important;width:50px!important;height:50px!important;border-radius:16px!important;display:grid!important;place-items:center!important;background:linear-gradient(135deg,#78e5ff,#2f9dff 48%,#ffd36b)!important;color:#061426!important;font-weight:950!important;box-shadow:0 10px 28px rgba(47,157,255,.28)!important}
body > nav.nav .brand span:last-child{min-width:0!important;display:block!important}
body > nav.nav .brand strong{display:block!important;color:#fff!important;font-size:16px!important;line-height:1.15!important;white-space:nowrap!important}
body > nav.nav .brand small{display:block!important;color:#b0c4dd!important;font-size:11px!important;line-height:1.2!important;letter-spacing:.06em!important;text-transform:uppercase!important;white-space:nowrap!important;margin-top:3px!important}
body > nav.nav .nav-links{display:flex!important;align-items:center!important;justify-content:center!important;gap:3px!important;flex-wrap:wrap!important;min-width:0!important}
body > nav.nav .nav-links>a,body > nav.nav .nav-dropdown-toggle{display:inline-flex!important;align-items:center!important;justify-content:center!important;padding:10px 11px!important;border:0!important;border-radius:999px!important;background:transparent!important;color:var(--pc623-nav-text)!important;font:800 14px/1.1 inherit!important;text-decoration:none!important;cursor:pointer!important;white-space:nowrap!important}
body > nav.nav .nav-links>a:hover,body > nav.nav .nav-links>a:focus-visible,body > nav.nav .nav-dropdown-toggle:hover,body > nav.nav .nav-dropdown-toggle:focus-visible{background:#fff!important;color:#061426!important;outline:none!important}
body > nav.nav .nav-dropdown{position:relative!important;display:inline-flex!important;align-items:center!important}
body > nav.nav .nav-dropdown-menu{position:absolute!important;left:0!important;top:100%!important;z-index:10050!important;display:block!important;min-width:330px!important;padding:12px!important;margin-top:0!important;border:1px solid rgba(255,255,255,.15)!important;border-radius:18px!important;background:rgba(6,20,38,.99)!important;box-shadow:0 24px 60px rgba(0,0,0,.45)!important;opacity:0!important;visibility:hidden!important;pointer-events:none!important;transform:translateY(8px)!important;transition:opacity .14s ease,transform .14s ease,visibility .14s!important}
body > nav.nav .nav-dropdown-menu::before{content:"";position:absolute;left:0;right:0;top:-14px;height:14px}
body > nav.nav .nav-dropdown:hover>.nav-dropdown-menu,body > nav.nav .nav-dropdown:focus-within>.nav-dropdown-menu,body > nav.nav .nav-dropdown.is-open>.nav-dropdown-menu{opacity:1!important;visibility:visible!important;pointer-events:auto!important;transform:translateY(0)!important}
body > nav.nav .nav-dropdown-menu a{display:block!important;padding:11px 12px!important;border-radius:11px!important;color:#dcecff!important;text-decoration:none!important;font-size:14px!important;font-weight:750!important;line-height:1.25!important}
body > nav.nav .nav-dropdown-menu a:hover,body > nav.nav .nav-dropdown-menu a:focus-visible{background:rgba(255,255,255,.11)!important;color:#fff!important;outline:none!important}
body > nav.nav .nav-actions{display:flex!important;align-items:center!important;justify-content:flex-end!important;gap:10px!important;white-space:nowrap!important}
body > nav.nav .theme-toggle,body > nav.nav .menu-toggle{border:1px solid rgba(255,255,255,.18)!important;background:rgba(255,255,255,.08)!important;color:#fff!important;border-radius:999px!important;padding:11px 14px!important;font-weight:850!important;cursor:pointer!important}
body > nav.nav .nav-actions .btn{display:inline-flex!important;align-items:center!important;justify-content:center!important;padding:12px 20px!important;border-radius:999px!important;background:linear-gradient(135deg,#2f9dff,#25bdea)!important;color:#fff!important;text-decoration:none!important;font-weight:900!important;border:0!important;white-space:nowrap!important}
body > nav.nav .menu-toggle{display:none!important}
body > main,body > header,body > section.hero,body > .hero{position:relative;z-index:1}
img,video,iframe,canvas,svg{max-width:100%} table{max-width:100%}
@media(max-width:1120px){body > nav.nav > .container{grid-template-columns:minmax(220px,auto) 1fr auto!important}body > nav.nav .brand strong{font-size:14px!important}body > nav.nav .brand small{font-size:10px!important}body > nav.nav .nav-links>a,body > nav.nav .nav-dropdown-toggle{font-size:13px!important;padding:9px 8px!important}}
@media(max-width:980px){body > nav.nav > .container{grid-template-columns:1fr auto auto!important;gap:10px!important}body > nav.nav .menu-toggle{display:inline-flex!important;grid-column:2!important;grid-row:1!important}body > nav.nav .nav-actions{grid-column:3!important;grid-row:1!important}body > nav.nav .nav-actions .btn{display:none!important}body > nav.nav .nav-links{grid-column:1/-1!important;grid-row:2!important;display:none!important;flex-direction:column!important;align-items:stretch!important;justify-content:flex-start!important;padding:10px!important;margin-top:2px!important;border:1px solid rgba(255,255,255,.12)!important;border-radius:18px!important;background:rgba(4,16,31,.98)!important}body > nav.nav .nav-links.open{display:flex!important}body > nav.nav .nav-links>a,body > nav.nav .nav-dropdown-toggle{width:100%!important;justify-content:flex-start!important;padding:13px 14px!important;border-radius:12px!important}body > nav.nav .nav-dropdown{display:block!important;width:100%!important}body > nav.nav .nav-dropdown-menu{position:static!important;min-width:0!important;width:100%!important;margin:5px 0 0!important;padding:6px!important;box-shadow:none!important;border-radius:12px!important;background:rgba(255,255,255,.05)!important;display:none!important;opacity:1!important;visibility:visible!important;pointer-events:auto!important;transform:none!important}body > nav.nav .nav-dropdown:hover>.nav-dropdown-menu{display:none!important}body > nav.nav .nav-dropdown.is-open>.nav-dropdown-menu,body > nav.nav .nav-dropdown:focus-within>.nav-dropdown-menu{display:block!important}body > nav.nav .nav-dropdown-menu::before{display:none!important}}
@media(max-width:620px){body > nav.nav > .container{width:min(100% - 20px,1200px)!important;padding:10px 0!important}body > nav.nav .brand-mark{width:44px!important;height:44px!important;flex-basis:44px!important;border-radius:14px!important}body > nav.nav .brand strong{font-size:13px!important;white-space:normal!important}body > nav.nav .brand small{font-size:9px!important;white-space:normal!important}body > nav.nav .theme-toggle{display:none!important}}