/* ============================================================
     InsightPulseAI Design Tokens + Header/Footer — mirrored from
     apps/landing/public/ai-discoverability-governance/index.html so this
     ChatGPT-Sites hub carries the same header, footer, and design language
     as the rest of the site. Extra vars needed beyond sites-v4.css's :root.
     ============================================================ */
  :root{
    --navy:#0B1117;--cyan-hover:#22D3EE;--cyan-ink:#00A5B8;--light:#F0FDFF;
    --g800:#1F2937;--g600:#4B5563;--g500:#6B7280;--g400:#9CA3AF;--g200:#E5E7EB;--g100:#F3F4F6;
    --shadow-fluent-8:0 0 2px rgba(0,0,0,.12),0 4px 8px rgba(0,0,0,.14);
  }

  /* ---------- Header (mirror of homepage Navbar) ---------- */
  .hp-nav{position:fixed;top:0;left:0;right:0;height:64px;z-index:50;display:flex;align-items:center;justify-content:space-between;
    padding:0 24px;background:rgba(255,255,255,.9);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);
    border-bottom:1px solid var(--g100)}
  .hp-nav-left{display:flex;align-items:center;gap:48px}
  .hp-logo{display:flex;align-items:center}
  .hp-logo img{width:48px;height:48px;border-radius:8px;display:block;transition:transform .15s ease}
  .hp-logo:hover img{transform:scale(1.05)}
  .hp-links{display:none;align-items:center;gap:32px}
  .hp-links a{font-size:14px;font-weight:700;color:var(--g800);text-decoration:none;padding:8px 0;transition:color .15s ease}
  .hp-links a:hover{color:var(--cyan)}
  .hp-nav-right{display:flex;align-items:center;gap:16px}
  .hp-login{display:none;padding:10px 24px;font-size:14px;font-weight:700;color:var(--g800);text-decoration:none;transition:color .15s ease}
  .hp-login:hover{color:var(--cyan)}
  .hp-cta{display:none;padding:10px 24px;font-size:14px;font-weight:700;color:#000;background:var(--cyan);border-radius:8px;text-decoration:none;
    box-shadow:var(--shadow-fluent-8);transition:background .2s ease}
  .hp-cta:hover{background:var(--cyan-hover)}
  .hp-burger{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border:0;background:transparent;border-radius:999px;
    color:var(--g800);cursor:pointer;transition:background .15s ease}
  .hp-burger:hover{background:var(--g100)}
  .hp-burger .ic-x{display:none}
  .hp-burger.is-open .ic-menu{display:none}
  .hp-burger.is-open .ic-x{display:block}

  /* Mobile drawer */
  .hp-mobile{position:fixed;left:0;right:0;top:64px;bottom:0;z-index:40;background:#fff;overflow-y:auto;padding:24px}
  .hp-mobile nav{display:flex;flex-direction:column}
  .hp-mobile nav a{padding:12px 0;font-size:18px;font-weight:700;color:var(--g800);text-decoration:none;transition:color .15s ease}
  .hp-mobile nav a:hover{color:var(--cyan)}
  .hp-mobile .m-actions{margin-top:24px;padding-top:24px;border-top:1px solid var(--g100);display:flex;flex-direction:column;gap:12px}
  .hp-mobile .m-login{text-align:center;padding:12px;font-size:14px;font-weight:700;color:var(--g800);border:1px solid var(--g200);border-radius:8px;text-decoration:none}
  .hp-mobile .m-login:hover{border-color:var(--cyan);color:var(--cyan)}
  .hp-mobile .m-cta{text-align:center;padding:12px;font-size:14px;font-weight:700;color:#000;background:var(--cyan);border-radius:8px;text-decoration:none}
  .hp-mobile .m-cta:hover{background:var(--cyan-hover)}

  @media (min-width:640px){
    .hp-login{display:inline-block}
    .hp-cta{display:inline-block}
  }
  @media (min-width:768px){
    .hp-nav{padding:0 48px}
  }
  @media (min-width:1280px){
    .hp-links{display:flex}
    .hp-burger{display:none}
    .hp-mobile{display:none!important}
  }

  /* ---------- Secondary in-page section nav (this hub's own anchors), sits
     below the fixed hp-nav so the hub's sections stay reachable ---------- */
  .di-subnav{padding:64px clamp(22px,5vw,76px) 0;background:#fff}
  .di-subnav nav{display:flex;flex-wrap:wrap;align-items:center;gap:clamp(14px,2.2vw,30px);padding:14px 0;border-bottom:1px solid var(--line);font-size:13px;font-weight:700}
  .di-subnav nav a{color:var(--muted);padding:6px 0;border-bottom:2px solid transparent;text-decoration:none;white-space:nowrap}
  .di-subnav nav a:hover{color:var(--ink);border-color:var(--cyan)}
  .di-subnav-cta{margin-left:auto;padding:10px 16px;border:1px solid var(--ink);border-radius:7px;font-size:12px;font-weight:750;color:var(--ink)!important;text-decoration:none;transition:.2s;white-space:nowrap}
  .di-subnav-cta:hover{background:var(--ink);color:#fff!important}
  @media (max-width:700px){
    .di-subnav{padding-top:56px}
    .di-subnav nav{gap:12px 18px}
    .di-subnav-cta{margin-left:0;width:100%;text-align:center}
  }

  /* ---------- Footer (mirror of homepage Footer — bg-brand-dark) ---------- */
  .hp-footer{background:var(--navy);color:#fff;padding:96px 24px 48px}
  .hp-footer-inner{max-width:1280px;margin:0 auto}
  .hp-footer-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:48px;margin-bottom:64px}
  .hp-footer-brand{grid-column:1 / -1}
  .hp-footer-brand>a{display:inline-flex;margin-bottom:28px}
  .hp-footer-brand img{width:48px;height:48px;border-radius:8px;display:block}
  .hp-blurb{color:var(--g400);font-size:14px;line-height:1.65;margin-bottom:32px;max-width:340px}
  .hp-social{display:flex;gap:16px}
  .hp-social a{width:40px;height:40px;border-radius:999px;background:rgba(255,255,255,.05);display:flex;align-items:center;justify-content:center;color:#fff;transition:all .2s ease}
  .hp-social a:hover{background:var(--cyan);color:#000}
  .hp-col h4{font-size:14px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--cyan);margin-bottom:24px}
  .hp-col ul{list-style:none;margin:0;display:flex;flex-direction:column;gap:20px}
  .hp-col ul li{margin:0}
  .hp-col a{color:var(--g400);font-size:14px;text-decoration:none;transition:color .2s ease}
  .hp-col a:hover{color:#fff}
  .hp-footer-bottom{padding-top:48px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-direction:column;gap:24px;font-size:12px;color:var(--g500)}
  .hp-footer-bottom .addr{margin-top:8px;color:var(--g600)}
  .hp-legal{display:flex;flex-wrap:wrap;gap:24px}
  .hp-legal a{color:var(--g500);text-decoration:none;transition:color .2s ease}
  .hp-legal a:hover{color:#fff}

  @media (min-width:768px){
    .hp-footer{padding:96px 48px 48px}
    .hp-footer-grid{grid-template-columns:repeat(3,1fr)}
    .hp-footer-brand{grid-column:auto}
    .hp-footer-bottom{flex-direction:row;justify-content:space-between;align-items:flex-start}
  }
  @media (min-width:1024px){
    .hp-footer-grid{grid-template-columns:repeat(5,1fr)}
  }

  /* Offset in-page anchor targets for the fixed header */
  [id]{scroll-margin-top:84px}