/* ============================================================
   INTELIGOLD — components: nav, mega, drawer, tweaks, motifs
   ============================================================ */

/* ---------- Nav ---------- */
.ig-nav{
  position:fixed; top:0; left:0; right:0; z-index:900;
  height:var(--nav-h);
  display:flex; align-items:center;
  transition:background .35s var(--ease), box-shadow .35s var(--ease), border-color .35s, backdrop-filter .35s;
  border-bottom:1px solid transparent;
}
.ig-nav.scrolled{
  background:color-mix(in oklab, var(--ivory) 82%, transparent);
  -webkit-backdrop-filter:blur(18px) saturate(160%); backdrop-filter:blur(18px) saturate(160%);
  border-bottom-color:var(--line-soft);
  box-shadow:0 1px 0 rgba(255,255,255,.5);
}
/* on maroon hero pages, nav text is light until scrolled */
body.nav-on-maroon .ig-nav:not(.scrolled){ color:var(--on-maroon); }
.nav-inner{ display:flex; align-items:center; gap:32px; width:100%; }
.nav-logo{ display:flex; align-items:center; flex:none; }
.nav-logo .logo-full{ height:34px; width:auto; }
.nav-logo .logo-rev{ height:34px; width:auto; display:none; }
/* swap to reversed logo on maroon hero (until scrolled) */
body.nav-on-maroon .ig-nav:not(.scrolled) .logo-full{ display:none; }
body.nav-on-maroon .ig-nav:not(.scrolled) .logo-rev{ display:block; }
.nav-links{ display:flex; align-items:center; gap:4px; margin-left:8px; }
.nav-link{
  position:relative; font-size:14.5px; font-weight:500; color:var(--ink-70);
  padding:9px 14px; border-radius:8px; display:inline-flex; align-items:center; gap:6px;
  transition:color .2s; white-space:nowrap;
}
.nav-link .caret{ opacity:.5; transition:transform .3s var(--ease); }
.nav-link:hover{ color:var(--maroon); }
.nav-link.active{ color:var(--maroon); }
.nav-link.active::after{ content:""; position:absolute; left:14px; right:14px; bottom:2px; height:2px; background:var(--gold); border-radius:2px; }
body.nav-on-maroon .ig-nav:not(.scrolled) .nav-link{ color:var(--on-maroon-dim); }
body.nav-on-maroon .ig-nav:not(.scrolled) .nav-link:hover,
body.nav-on-maroon .ig-nav:not(.scrolled) .nav-link.active{ color:var(--on-maroon); }
body.nav-on-maroon .ig-nav:not(.scrolled) .nav-link.active::after{ background:var(--gold-soft); }

.nav-cta{ margin-left:auto; display:flex; align-items:center; gap:10px; }
.nav-signin{ font-size:14.5px; color:var(--ink-70); }
body.nav-on-maroon .ig-nav:not(.scrolled) .nav-signin{ color:var(--on-maroon-dim); }
body.nav-on-maroon .ig-nav:not(.scrolled) .nav-signin:hover{ color:var(--on-maroon); }
.nav-cta .btn-demo{ padding:11px 20px; font-size:14.5px; }
body.nav-on-maroon .ig-nav:not(.scrolled) .btn-demo{ background:var(--gold); color:#3a2a08; }

/* logo swap when collapsed: keep full always on desktop */
.nav-burger{ display:none; }

/* mega menu */
.nav-item{ position:relative; }
.nav-item.has-mega:hover .caret{ transform:rotate(180deg); }
.mega{
  position:absolute; top:calc(100% + 14px); left:50%; transform:translateX(-50%) translateY(8px);
  width:min(620px, 80vw); background:var(--ivory); border:1px solid var(--line);
  border-radius:var(--r-lg); box-shadow:var(--shadow-lg); padding:14px;
  opacity:0; visibility:hidden; transition:opacity .25s var(--ease), transform .25s var(--ease);
}
.mega::before{ content:""; position:absolute; top:-14px; left:0; right:0; height:14px; }
.nav-item.has-mega:hover .mega{ opacity:1; visibility:visible; transform:translateX(-50%) translateY(0); }
.mega-grid{ display:grid; grid-template-columns:1fr 1fr; gap:4px; }
.mega-item{ padding:13px 14px; border-radius:10px; display:flex; flex-direction:column; gap:3px; transition:background .2s; }
.mega-item:hover{ background:var(--ivory-2); }
.mega-item .mi-t{ font-weight:600; font-size:15px; color:var(--ink); }
.mega-item:hover .mi-t{ color:var(--maroon); }
.mega-item .mi-d{ font-size:13px; color:var(--ink-55); }

/* drawer (mobile) */
.nav-drawer{
  position:fixed; top:var(--nav-h); left:0; right:0; bottom:0; z-index:899;
  background:var(--ivory); padding:24px;
  transform:translateX(100%); transition:transform .4s var(--ease);
  overflow-y:auto;
}
.ig-nav.open .nav-drawer{ transform:translateX(0); }
.nav-drawer.open{ transform:translateX(0); }
body.nav-locked{ overflow:hidden; }
.drawer-inner{ display:flex; flex-direction:column; gap:4px; }
.drawer-inner a{ font-family:var(--font-display); font-size:24px; font-weight:600; color:var(--ink); padding:14px 4px; border-bottom:1px solid var(--line-soft); }
.drawer-inner a:active{ color:var(--maroon); }
.drawer-demo{ margin-top:20px; font-family:var(--font-sans)!important; font-size:16px!important; border:none!important; }

@media (max-width:1080px){
  .nav-links{ display:none; }
  .nav-signin{ display:none; }
  .nav-burger{
    display:flex; flex-direction:column; gap:5px; width:44px; height:44px;
    align-items:center; justify-content:center; background:transparent; border:1px solid var(--line); border-radius:10px;
  }
  .nav-burger span{ width:18px; height:2px; background:var(--ink); border-radius:2px; transition:.3s var(--ease); }
  body.nav-on-maroon .ig-nav:not(.scrolled) .nav-burger span{ background:var(--on-maroon); }
  body.nav-on-maroon .ig-nav:not(.scrolled) .nav-burger{ border-color:var(--maroon-line); }
  .ig-nav.open .nav-burger span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
  .ig-nav.open .nav-burger span:nth-child(2){ opacity:0; }
  .ig-nav.open .nav-burger span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }
  .nav-cta .btn-demo{ display:none; }
}
@media (max-width:520px){
  .nav-logo .logo-full{ height:28px; }
}

/* push content below fixed nav (pages add .has-nav-pad or hero handles it) */
.nav-spacer{ height:var(--nav-h); }

/* ---------- Tweaks panel (vanilla) ---------- */
.ig-tweaks{
  position:fixed; right:16px; bottom:16px; z-index:2000; width:286px;
  background:color-mix(in oklab, var(--ivory) 88%, transparent);
  -webkit-backdrop-filter:blur(22px) saturate(160%); backdrop-filter:blur(22px) saturate(160%);
  border:1px solid var(--line); border-radius:16px; box-shadow:var(--shadow-lg);
  font-family:var(--font-sans); color:var(--ink);
  opacity:0; visibility:hidden; transform:translateY(12px) scale(.98);
  transition:opacity .3s var(--ease), transform .3s var(--ease), visibility .3s;
  overflow:hidden;
}
.ig-tweaks.show{ opacity:1; visibility:visible; transform:none; }
.twk-hd{ display:flex; align-items:center; justify-content:space-between; padding:14px 16px; border-bottom:1px solid var(--line-soft); font-family:var(--font-display); font-weight:600; font-size:17px; }
.twk-x{ background:transparent; border:none; color:var(--ink-55); font-size:13px; width:26px; height:26px; border-radius:7px; }
.twk-x:hover{ background:var(--ivory-2); color:var(--ink); }
.twk-body{ padding:8px 16px 18px; }
.twk-sect{ font-size:11px; font-weight:700; letter-spacing:.13em; text-transform:uppercase; color:var(--maroon); margin:16px 0 10px; }
.twk-row{ display:flex; align-items:center; justify-content:space-between; gap:12px; padding:7px 0; }
.twk-row.col{ flex-direction:column; align-items:stretch; gap:8px; }
.twk-lbl{ font-size:13.5px; font-weight:500; color:var(--ink-70); }
.twk-slider{ display:flex; align-items:center; gap:10px; flex:1; max-width:160px; }
.twk-slider input{ flex:1; accent-color:var(--maroon); }
.twk-slider output{ font-size:12px; font-variant-numeric:tabular-nums; color:var(--ink-55); min-width:30px; text-align:right; }
.twk-segs{ display:flex; gap:5px; background:var(--ivory-2); padding:4px; border-radius:10px; border:1px solid var(--line-soft); }
.twk-seg{ flex:1; padding:7px 8px; font-size:12px; font-weight:600; border:none; background:transparent; color:var(--ink-55); border-radius:7px; transition:.2s; white-space:nowrap; }
.twk-seg.on{ background:var(--ivory); color:var(--maroon); box-shadow:var(--shadow-sm); }
.twk-toggle{ width:42px; height:25px; border-radius:100px; background:var(--line); border:none; position:relative; transition:background .25s; }
.twk-toggle.on{ background:var(--maroon); }
.twk-toggle .knob{ position:absolute; top:3px; left:3px; width:19px; height:19px; border-radius:50%; background:#fff; box-shadow:var(--shadow-sm); transition:transform .25s var(--ease); }
.twk-toggle.on .knob{ transform:translateX(17px); }

/* ---------- Hero motif (gem + arcs, large) ---------- */
.hero-motif{ position:relative; display:grid; place-items:center; }
.hero-motif .ring{
  position:absolute; border:1.5px solid var(--maroon-line); border-radius:50%;
}
body:not(.motion-off) .hero-motif .ring{ animation:ringPulse 4s var(--ease) infinite; }
.hero-motif .ring.r1{ width:48%; height:48%; animation-delay:0s; }
.hero-motif .ring.r2{ width:70%; height:70%; animation-delay:.6s; }
.hero-motif .ring.r3{ width:92%; height:92%; animation-delay:1.2s; }
@keyframes ringPulse{
  0%{ opacity:.55; transform:scale(.9); border-color:var(--maroon-line); }
  50%{ opacity:.18; border-color:color-mix(in oklab,var(--gold) 50%, transparent); }
  100%{ opacity:.55; transform:scale(1.04); border-color:var(--maroon-line); }
}

/* image placeholder */
.ph{
  position:relative; border-radius:var(--r-lg); overflow:hidden;
  background:
    repeating-linear-gradient(135deg, var(--ivory-2) 0 11px, var(--ivory-3) 11px 22px);
  border:1px solid var(--line); display:grid; place-items:center; color:var(--ink-40);
}
.ph::after{ content:attr(data-ph); font-family:'Inter',monospace; font-size:12px; letter-spacing:.08em; text-transform:uppercase; color:var(--ink-40); padding:8px 12px; background:color-mix(in oklab,var(--ivory) 80%, transparent); border-radius:6px; }
.ph.on-maroon{ background:repeating-linear-gradient(135deg, rgba(255,244,232,.05) 0 11px, rgba(255,244,232,.09) 11px 22px); border-color:var(--maroon-line); }

@media (prefers-reduced-motion: reduce){
  .hero-motif .ring, .signal .arc{ animation:none !important; }
  .signal .arc{ opacity:.7 !important; }
}

/* ---------- Cookie consent ---------- */
.ig-cookie{
  position:fixed; left:50%; bottom:20px; transform:translate(-50%, 24px); z-index:1800;
  width:min(940px, calc(100vw - 32px));
  background:var(--ivory); border:1px solid var(--line); border-radius:var(--r-xl);
  box-shadow:var(--shadow-lg); padding:22px 24px;
  opacity:0; visibility:hidden; transition:opacity .4s var(--ease), transform .4s var(--ease), visibility .4s;
}
.ig-cookie.show{ opacity:1; visibility:visible; transform:translate(-50%, 0); }
.ig-cookie::before{ content:""; position:absolute; left:0; top:24px; bottom:24px; width:3px; background:var(--gold); border-radius:3px; }
.ck-main{ display:flex; align-items:center; gap:20px; flex-wrap:wrap; }
.ck-icon{ width:46px; height:46px; flex:none; border-radius:12px; background:color-mix(in oklab,var(--gold) 14%,var(--ivory)); color:var(--maroon); display:grid; place-items:center; }
.ck-icon svg{ width:22px; height:22px; }
.ck-copy{ flex:1; min-width:240px; }
.ck-title{ font-family:var(--font-display); font-weight:600; font-size:18px; color:var(--maroon); }
.ck-text{ font-size:13.5px; line-height:1.55; color:var(--ink-70); margin-top:3px; max-width:560px; }
.ck-text a{ color:var(--maroon); font-weight:600; text-decoration:underline; text-underline-offset:2px; }
.ck-actions{ display:flex; gap:10px; flex-wrap:wrap; }
.ck-actions .btn{ padding:11px 18px; font-size:14px; width:auto; }
.ck-panel{ margin-top:20px; padding-top:18px; border-top:1px solid var(--line-soft); display:flex; flex-direction:column; gap:4px; }
.ck-panel[hidden]{ display:none; }
.ck-cat{ display:flex; align-items:center; justify-content:space-between; gap:16px; padding:12px 0; border-bottom:1px solid var(--line-soft); }
.ck-cat:last-of-type{ border-bottom:none; }
.ck-cat-t{ font-weight:600; font-size:14.5px; color:var(--ink); }
.ck-cat-d{ font-size:13px; color:var(--ink-55); margin-top:2px; }
.ck-toggle{ width:44px; height:26px; border-radius:100px; background:var(--line); border:none; position:relative; flex:none; transition:background .25s; cursor:pointer; }
.ck-toggle.on{ background:var(--maroon); }
.ck-toggle.locked{ background:var(--gold); cursor:not-allowed; opacity:.85; }
.ck-toggle .knob{ position:absolute; top:3px; left:3px; width:20px; height:20px; border-radius:50%; background:#fff; box-shadow:var(--shadow-sm); transition:transform .25s var(--ease); }
.ck-toggle.on .knob, .ck-toggle.locked .knob{ transform:translateX(18px); }
.ck-panel-actions{ margin-top:16px; display:flex; justify-content:flex-end; }
.ck-panel-actions .btn{ width:auto; padding:11px 22px; font-size:14px; }
@media (max-width:720px){
  .ig-cookie{ left:12px; right:12px; bottom:12px; transform:translateY(24px); width:auto; padding:18px; }
  .ig-cookie.show{ transform:translateY(0); }
  .ck-main{ gap:14px; }
  .ck-icon{ display:none; }
  .ck-actions{ width:100%; }
  .ck-actions .btn{ flex:1; }
  .ck-panel-actions .btn{ width:100%; }
}