/* =====================================================================
   Serendib - site navigation (shared by every page)
   Slim fixed top bar in the brand style: Cormorant wordmark, Montserrat
   links, gold Join pill. Mobile: a hamburger that opens a full panel.
   No framework. Toggle logic lives in nav.js.
   ===================================================================== */
:root{
  --nav-h:64px;
  --nv-coal:#0b0a10; --nv-gold:#d9b25a; --nv-gold-l:#efd8a0; --nv-gold-dim:#7a5e2a;
  --nv-cream:#f4ecdf; --nv-stone:#c9bca2; --nv-ruby:#ff6b84;
  --nv-serif:'Cormorant Garamond',Georgia,serif;
  --nv-sans:'Montserrat',system-ui,-apple-system,sans-serif;
}
/* pages that do not overlay the nav on a hero get pushed down by its height */
body{padding-top:var(--nav-h)}
body.nav-overlay{padding-top:0}

.snav{position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:850;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:0 clamp(16px,3vw,36px);
  background:rgba(11,10,16,.78);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(217,178,90,.16);
  font-family:var(--nv-sans);color:var(--nv-cream);
  box-shadow:0 8px 30px rgba(0,0,0,.18)}
.snav-mark{font-family:var(--nv-serif);font-weight:600;font-size:27px;letter-spacing:.05em;
  color:var(--nv-cream);text-decoration:none;line-height:1;white-space:nowrap;
  display:inline-flex;align-items:baseline}
.snav-mark i{font-style:normal;color:var(--nv-ruby);font-size:.72em;margin:0 .02em;
  position:relative;top:-.04em}
.snav-mark:hover{color:var(--nv-gold-l)}

.snav-links{display:flex;align-items:center;gap:clamp(14px,2vw,30px)}
.snav-links a{font-size:11px;letter-spacing:.2em;text-transform:uppercase;font-weight:600;
  color:var(--nv-stone);text-decoration:none;position:relative;padding:6px 0;white-space:nowrap;
  transition:color .25s}
.snav-links a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:var(--nv-gold);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.snav-links a:hover,.snav-links a[aria-current="page"]{color:var(--nv-gold-l)}
.snav-links a:hover::after,.snav-links a[aria-current="page"]::after{transform:scaleX(1)}
.snav-links a.snav-join{color:#2a1d07;background:linear-gradient(180deg,var(--nv-gold-l),var(--nv-gold));
  border-radius:999px;padding:11px 22px;font-size:10.5px;letter-spacing:.24em;font-weight:700;
  box-shadow:0 6px 20px rgba(217,178,90,.25);transition:transform .25s,box-shadow .25s}
.snav-links a.snav-join::after{display:none}
.snav-links a.snav-join:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(217,178,90,.35);color:#2a1d07}

/* hamburger */
.snav-burger{display:none;width:44px;height:44px;border:1px solid rgba(217,178,90,.35);border-radius:12px;
  background:rgba(255,255,255,.03);cursor:pointer;padding:0;flex-direction:column;align-items:center;
  justify-content:center;gap:5px;flex:none}
.snav-burger span{display:block;width:18px;height:1.5px;background:var(--nv-gold-l);border-radius:2px;
  transition:transform .3s,opacity .3s}
body.nav-open .snav-burger span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
body.nav-open .snav-burger span:nth-child(2){opacity:0}
body.nav-open .snav-burger span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

@media (max-width:960px){
  .snav-burger{display:flex}
  .snav-links{position:fixed;top:var(--nav-h);left:0;right:0;bottom:0;
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
    background:rgba(11,10,16,.97);padding:24px 24px 90px;
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity .3s,transform .3s,visibility 0s .3s;overflow-y:auto}
  body.nav-open .snav-links{opacity:1;visibility:visible;transform:none;transition:opacity .3s,transform .3s}
  body.nav-open{overflow:hidden}
  .snav-links a{font-family:var(--nv-serif);font-size:30px;letter-spacing:.02em;text-transform:none;
    font-weight:500;color:var(--nv-cream);padding:9px 0}
  .snav-links a::after{display:none}
  .snav-links a:hover,.snav-links a[aria-current="page"]{color:var(--nv-gold-l)}
  .snav-links a.snav-join{margin-top:22px;font-family:var(--nv-sans);font-size:12px;letter-spacing:.26em;
    text-transform:uppercase;padding:16px 40px}
}
/* the compatibility page keeps its colour picker; it sits under the bar now */
body .theme-picker{top:calc(var(--nav-h) + 12px)}
@media (prefers-reduced-motion:reduce){
  .snav-links,.snav-links a,.snav-burger span{transition:none}
}