/* ── NAV — a floating Liquid-Glass capsule ── */
.nav {
  position: fixed; top: calc(14px + env(safe-area-inset-top, 0px)); left: 50%; transform: translateX(-50%); z-index: 60;
  width: min(1180px, calc(100% - 24px));
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 8px 8px 8px 22px; border-radius: 999px;
  background: rgba(5,12,8,.38);
  -webkit-backdrop-filter: blur(22px) saturate(160%); backdrop-filter: blur(22px) saturate(160%);
  box-shadow: inset 0 0 0 1px var(--hair-soft), inset 0 1px 0 rgba(255,255,255,.05), 0 18px 50px -24px rgba(0,0,0,.7);
  transition: background .5s, box-shadow .5s, top .5s var(--ease);
}
.nav.scrolled { background: rgba(5,12,8,.72); box-shadow: inset 0 0 0 1px var(--hair), inset 0 1px 0 rgba(255,255,255,.06), 0 18px 50px -20px rgba(0,0,0,.8); }
.nav-links { display: flex; gap: 4px; list-style: none; }
.nav-links a {
  position: relative; display: block; padding: 10px 14px; border-radius: 999px;
  color: var(--ink-3); font-size: 14px; font-weight: 500; text-decoration: none; transition: color .25s, background .25s;
}
.nav-links a:hover { color: var(--ink); background: rgba(255,255,255,.04); }
.nav-links a.here { color: var(--ink); }
.nav-links a::after { /* TypographicTabs' selection dot */
  content: ""; position: absolute; left: 50%; bottom: 3px; width: 4px; height: 4px; margin-left: -2px;
  border-radius: 50%; background: var(--mint); opacity: 0; transform: scale(.4); transition: opacity .3s, transform .3s var(--ease);
}
.nav-links a.here::after { opacity: 1; transform: none; }
.nav-right { display: flex; align-items: center; gap: 10px; }
.lang { display: flex; padding: 3px; gap: 2px; border-radius: 999px; box-shadow: inset 0 0 0 1px var(--hair); background: rgba(255,255,255,.025); }
.lang button {
  border: 0; background: transparent; cursor: pointer;
  font: 700 11px/1 var(--sans); letter-spacing: .08em; color: var(--ink-3);
  padding: 8px 11px; border-radius: 999px; transition: color .25s, background .25s, box-shadow .25s;
}
.lang button:hover { color: var(--ink); }
.lang button[aria-pressed="true"] { background: var(--forest); color: #fff; box-shadow: inset 0 0 0 1px rgba(135,189,159,.55); }
.burger { display: none; width: 44px; height: 44px; border-radius: 50%; border: 0; background: rgba(255,255,255,.05); cursor: pointer; position: relative; }
.burger span { position: absolute; left: 14px; right: 14px; height: 1.5px; background: #fff; border-radius: 2px; transition: transform .35s var(--ease), opacity .2s; }
.burger span:nth-child(1) { top: 17px; } .burger span:nth-child(2) { top: 26px; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(4.5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { transform: translateY(-4.5px) rotate(-45deg); }
.mnav {
  position: fixed; inset: 0; z-index: 55; display: flex; flex-direction: column; justify-content: center;
  padding: calc(110px + env(safe-area-inset-top, 0px)) 28px calc(40px + env(safe-area-inset-bottom, 0px)); gap: 6px;
  background: radial-gradient(90% 60% at 20% 10%, rgba(31,92,64,.55), transparent 70%), rgba(5,12,8,.94);
  -webkit-backdrop-filter: blur(24px); backdrop-filter: blur(24px);
  opacity: 0; visibility: hidden; transition: opacity .45s var(--ease), visibility .45s;
}
.mnav.open { opacity: 1; visibility: visible; }
.mnav a.mlink {
  font-family: var(--serif); font-size: clamp(40px, 11vw, 60px); line-height: 1.15; color: #fff; text-decoration: none;
  opacity: 0; transform: translateY(18px); filter: blur(6px); transition: all .6s var(--ease);
}
.mnav.open a.mlink { opacity: 1; transform: none; filter: none; }
.mnav.open a.mlink:nth-child(2) { transition-delay: .05s; } .mnav.open a.mlink:nth-child(3) { transition-delay: .1s; }
.mnav.open a.mlink:nth-child(4) { transition-delay: .15s; } .mnav.open a.mlink:nth-child(5) { transition-delay: .2s; }
.mnav a.mlink:hover { color: var(--mint); font-style: italic; }
.mnav .btn { margin-top: 28px; align-self: flex-start; }
@media (max-width: 960px) {
  .nav-links, .nav .btn-cta { display: none; }
  .burger { display: block; }
  .nav { padding-left: 18px; }
}