/* Shared header + footer chrome */
.nav{position:fixed;top:0;left:0;right:0;z-index:20;padding-top:env(safe-area-inset-top,0px);transition:background .4s,border-color .4s;border-bottom:1px solid transparent}
.nav.sc,.nav.solid{background:#030507e6;backdrop-filter:blur(14px);border-color:var(--line)}
.ni{max-width:1180px;margin:auto;height:68px;display:flex;align-items:center;gap:26px;padding:0 20px;position:relative}
.logo{--lh:52px;display:grid;width:max-content;text-decoration:none}
.logo-mark{grid-area:1/1;height:var(--lh);width:auto;display:block}
.logo-tag{grid-area:1/1;align-self:start;justify-self:start;margin:calc(var(--lh)*.755) 0 0 calc(var(--lh)*1.393);font:600 max(8px,calc(var(--lh)*.185))/1.25 Manrope,system-ui,sans-serif;letter-spacing:.14em;text-transform:uppercase;color:#cfe9e4;white-space:nowrap}
.lk{margin-left:auto;display:flex;gap:26px;align-items:center}
.lk a{text-decoration:none;color:var(--mut);font-size:15px;font-weight:500}
.lk a:hover{color:var(--ink)}
.lk a.current{color:var(--acc)}
.lk a.btn{color:#04211d;font-weight:600}
.lk a.btn:hover{color:#04211d}
.btn{background:var(--acc);color:#04211d;border:0;padding:12px 20px;font-weight:600;font-size:15px;text-decoration:none;display:inline-block;letter-spacing:.01em}
.btn.o{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn{transition:transform .25s,filter .25s}.btn:hover{transform:translateY(-2px);filter:brightness(1.08)}
.ico{background:transparent;border:1px solid var(--line);color:var(--mut);padding:9px 13px;font-size:12px;letter-spacing:.08em;text-transform:uppercase;display:flex;gap:7px;align-items:center;font-family:"IBM Plex Mono",ui-monospace,monospace}
.ico.on{color:var(--acc);border-color:var(--acc)}
.mb{display:none;background:transparent;border:1px solid var(--line);color:var(--ink);padding:9px 12px;margin-left:0}
.lk a:not(.btn){position:relative}
.lk a:not(.btn)::after{content:"";position:absolute;left:0;right:100%;bottom:-6px;height:1px;background:var(--acc);transition:right .35s}
.lk a:not(.btn):hover::after,.lk a.current:not(.btn)::after{right:0}
@media(max-width:860px){
  .ni{height:64px;padding:0 16px;gap:12px}
  .nav .logo{--lh:44px}
  .lk{display:none;position:absolute;top:100%;left:0;right:0;max-height:calc(100dvh - 64px - env(safe-area-inset-top,0px));overflow-y:auto;background:#050a0ff2;backdrop-filter:blur(14px);border-top:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:8px}
  .lk.open{display:flex;height:calc(100dvh - 64px - env(safe-area-inset-top,0px))}
  .lk a{padding:15px 12px;border-bottom:1px solid var(--line)}
  .lk a:not(.btn)::after{display:none}
  .lk .btn{text-align:center;margin-top:8px}
  .mb{display:grid;place-items:center;width:44px;height:44px;padding:0;margin-left:auto;font-size:21px}
  .ico{justify-content:center;margin-top:8px}
  body.menu-open{overflow:hidden}
}
.site-foot-wrap{border-top:1px solid var(--line);background:var(--pan);padding:56px 0 28px}
.site-foot-wrap .w,.fg-wrap{max-width:1180px;margin:auto;padding:0 20px}
.fg{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:32px}
.site-foot-wrap h4{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:11.5px;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:var(--mut);margin:0 0 16px}
.site-foot-wrap ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.site-foot-wrap a{color:var(--mut);text-decoration:none;font-size:15px}
.site-foot-wrap a:hover{color:var(--ink)}
.fb{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:44px;padding-top:22px;color:var(--mut);font-size:12.5px;font-family:"IBM Plex Mono",ui-monospace,monospace}
@media(max-width:760px){.fg{grid-template-columns:1fr 1fr;gap:28px}}
@media(max-width:520px){.fg{grid-template-columns:1fr}.fb{margin-top:34px}.fg-wrap,.site-foot-wrap .w{padding-left:16px;padding-right:16px}}
body.inner{padding-top:calc(68px + env(safe-area-inset-top,0px))}
body.case{padding-top:calc(116px + env(safe-area-inset-top,0px))}
@media(max-width:860px){
  body.inner{padding-top:calc(64px + env(safe-area-inset-top,0px))}
  body.case{padding-top:calc(108px + env(safe-area-inset-top,0px))}
}