/* Navisphere Studios - shared shell (nav, footer, mobile menu).
   Page-specific tokens (--bg, --tp, --ts, --tm, --accent, --border, --border2, --fd, --fs, --fm)
   are declared by each page; this file only reads them. */
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg);color:var(--tp);font-family:var(--fs);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}

header.site-nav{position:sticky;top:0;z-index:50;background:var(--nav-bg,rgba(10,18,15,.92));backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.nav-inner{max-width:1120px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.nav-brand{display:flex;align-items:center;gap:10px}
.nav-brand img{height:32px;width:auto}
.nav-brand-text{font-family:var(--fd);font-weight:700;font-size:15px;color:var(--tp)}
.nav-brand-sub{font-family:var(--fm);font-size:10px;color:var(--accent);letter-spacing:.08em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:22px;list-style:none}
.nav-links a{font-size:13px;color:var(--ts);font-weight:500;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--accent)}
.nav-switch{font-size:12px;font-family:var(--fm);color:var(--tm);border:1px solid var(--border2);padding:6px 12px;border-radius:20px;transition:.2s;white-space:nowrap}
.nav-switch:hover{border-color:var(--accent);color:var(--accent)}
.hamburger{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:6px}
.hamburger span{width:20px;height:2px;background:var(--tp)}
.mobile-menu{display:none;flex-direction:column;gap:2px;padding:8px 24px 16px;border-bottom:1px solid var(--border)}
.mobile-menu a{padding:10px 0;font-size:14px;color:var(--ts);border-bottom:1px solid var(--border)}
.mobile-menu a:last-child{border-bottom:none}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
@media(max-width:760px){.nav-links{display:none}.nav-switch{display:none}.hamburger{display:flex}}

footer.site-footer{border-top:1px solid var(--border);padding:32px 0;margin-top:40px}
.footer-inner{max-width:1120px;margin:0 auto;padding:0 24px;display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}
.footer-links{display:flex;gap:20px;flex-wrap:wrap}
.footer-links a{font-size:13px;color:var(--tm)}
.footer-links a:hover{color:var(--accent)}
.footer-copy{font-size:12px;color:var(--tm)}