/* ═══════════════════════════════════════════════════════
   nav.css  —  Navigation & hamburger (all pages)
   Color overrides live in each page's CSS file.
   ═══════════════════════════════════════════════════════ */

/* ── NAV STRUCTURE ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 9000;
  background: var(--nav-bg, transparent);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 3rem 3rem;
  transition: background 0.35s ease, padding 0.35s ease, backdrop-filter 0.35s ease;
}
nav.scrolled {
  background: var(--nav-bg-scrolled, rgba(26,26,26,0.96));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1.4rem 3rem;
}

/* ── NAV LOGO ── */
.nav-logo {
  font-family: 'Cousine', monospace;
  font-weight: 700;
  font-size: 1.1rem;
  color: #ffffff;
  text-decoration: none;
  letter-spacing: 0.05em;
  text-transform: lowercase;
}

/* ── NAV LINKS ── */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}
.nav-links a {
  color: #ffffff;
  text-decoration: none;
  font-family: 'Cousine', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.8;
  transition: opacity 0.2s;
}
.nav-links a:hover { opacity: 1; }

/* ── CTA PILL ── */
.nav-cta {
  background: transparent !important;
  color: #ffffff !important;
  padding: 0.65rem 2.2rem;
  border-radius: 999px;
  font-size: 0.82rem !important;
  letter-spacing: 0.1em;
  border: 1.5px solid rgba(255,255,255,0.65);
  transition: background 0.2s, border-color 0.2s !important;
  opacity: 1 !important;
}
.nav-cta:hover {
  background: rgba(255,255,255,0.15) !important;
  border-color: #ffffff !important;
}
nav.scrolled .nav-cta {
  border-color: var(--nav-cta-scrolled-color, rgba(255,255,255,0.65)) !important;
  color: var(--nav-cta-scrolled-color, #ffffff) !important;
}
nav.scrolled .nav-cta:hover {
  background: var(--nav-cta-scrolled-hover-bg, rgba(255,255,255,0.15)) !important;
  color: var(--nav-cta-scrolled-hover-color, #ffffff) !important;
}

/* ── HAMBURGER BUTTON ── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  padding: 6px;
  position: relative;
  z-index: 1001;
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #ffffff;
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── MOBILE CLOSE BUTTON (inside nav overlay) ── */
.nav-menu-close {
  display: none;
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.5rem;
  cursor: none;
  line-height: 1;
  padding: 0.5rem;
}

/* ── MOBILE NAV ── */
@media (max-width: 768px) {
  nav { padding: 1rem 1.5rem; }
  nav.scrolled { padding: 0.8rem 1.5rem; }

  .nav-hamburger { display: flex; z-index: 9500; }

  .nav-links {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    width: 100%; height: 100%;
    background: var(--nav-mobile-bg, rgba(26,26,26,0.97));
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2.5rem;
    z-index: 8999;
  }
  .nav-links.open { display: flex; }
  .nav-links.open .nav-menu-close { display: block; }
  .nav-links li { display: block !important; }
  .nav-links a { font-size: 1.2rem; letter-spacing: 0.12em; opacity: 1; }
  .nav-cta { font-size: 1rem !important; border: 1.5px solid rgba(255,255,255,0.65) !important; color: #ffffff !important; }
}