.primary-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2em 4rem 2rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10;
    background-color: rgba(#F6F6F6);
    
    backdrop-filter: blur(8px);
    transition: background-color 0.35s ease, border-color 0.35s ease,
      backdrop-filter 0.35s ease;
  }
  
  .primary-nav .logo {
    height: 60px;
    width: auto;
    display: block;
    object-fit: contain;
  }
  
  .hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 28px;
    height: 28px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 20;
    position: relative;
  }
  
  .hamburger span {
    width: 100%;
    height: 2px;
    background-color: #000000;
    border-radius: 2px;
    transition: all 0.3s ease;
    transform-origin: center;
  }
  
  .hamburger[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
  }
  
  .hamburger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  
  .primary-nav .nav-links {
    display: flex;
    gap: 2em;
    font-size: 18px;
    margin-left: auto;
    padding-right: 2em;
  }
  
  .primary-nav.scrolled {
    background-color: rgba(246, 246, 246, 0.7);
    border-color: rgba(230, 230, 230, 0.6);
    backdrop-filter: blur(16px);
  }
  
  .primary-nav .nav-links a {
    color: #000000;
    text-transform: none;
  }

  .primary-nav .nav-links a.nav-link--active {
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 0.35em;
  }
  
  .nav-cta {
    background-color: transparent;
    border: 1px solid #000000;
    padding: 0.65em 1.75em;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
  }
  
  .nav-cta:hover {
    background-color: #000000;
    color: #ffffff;
  }

  .lang-switcher {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.9rem;
    margin-left: 1.5rem;
  }
  
  .lang-link {
    text-decoration: none;
    color: inherit;
    opacity: 0.6;
    transition: opacity 0.2s ease;
  }
  
  .lang-link:hover {
    opacity: 1;
  }
  
  .lang-link--active {
    opacity: 1;
    font-weight: 600;
  }
  
  .lang-divider {
    opacity: 0.4;
  }

  
  @media (max-width: 768px) {
    .primary-nav {
      padding: 1.5em 2em;
    }
  
    .nav-cta {
      font-size: 11px;
      padding: 0.55em 1.5em;
    } }


    @media (max-width: 1200px) {
        .primary-nav .nav-links {
          gap: 1.5em;
        }
      }
      
      /* Tablet width before hamburger kicks in */
      @media (max-width: 900px) {
        .primary-nav .nav-links {
          gap: 1em;
          font-size: 16px;
        }
      }
      
      /* Narrow tablet / large phones (still horizontal links) */
        @media (max-width: 800px) {
            .primary-nav {
                position: fixed;
                top: 0;
                left: 0;
                width: 100vw;
                flex-wrap: wrap;
                padding: 1em 2em;
                z-index: 1000;
                backdrop-filter: blur(8px);
              }
          
            .hamburger {
              display: flex;
              margin-left: auto;
              order: 2;
              z-index: 100;
            }
          
            .nav-links {
              display: flex;
              width: 100%;
              flex-direction: column;
              gap: 1.5em;
              padding: 0;
              margin: 0;
              order: 3;
              margin-top: 1em;
              max-height: 0;
              overflow: hidden;
              opacity: 0;
              visibility: hidden;
              transform: translateY(-10px);
              transition: max-height 0.4s ease, opacity 0.3s ease 0.1s, transform 0.3s ease 0.1s, visibility 0s linear 0.4s, padding 0.3s ease;
              pointer-events: none;
            }
            
            .nav-links .lang-switcher {
              margin-left: 0;
              margin-top: 0.75rem;
            }
          
            .nav-links.active {
              max-height: 500px;
              padding: 2em 0 1em 0;
              opacity: 1;
              visibility: visible;
              transform: translateY(0);
              transition: max-height 0.4s ease, opacity 0.3s ease 0.1s, transform 0.3s ease 0.1s, visibility 0s, padding 0.3s ease;
              pointer-events: auto;
            }
          
            .nav-links a {
              font-size: 18px;
              padding: 0.5em 0;
              transition: color 0.2s ease;
              display: block;
            }
          
            .nav-links a:hover {
              color: #0f8c5c;
            }
          
            .nav-cta {
              display: block;
              width: 100%;
              text-align: center;
              order: 4;
              margin-top: 0;
              padding: 0;
              max-height: 0;
              overflow: hidden;
              opacity: 0;
              visibility: hidden;
              transform: translateY(-10px);
              transition: max-height 0.4s ease 0.1s, opacity 0.3s ease 0.2s, transform 0.3s ease 0.2s, visibility 0s linear 0.5s, padding 0.3s ease 0.1s, margin 0.3s ease 0.1s;
              pointer-events: none;
            }
          
            .nav-cta.active {
              max-height: 100px;
              margin-top: 1em;
              padding: 0.65em 1.75em;
              opacity: 1;
              visibility: visible;
              transform: translateY(0);
              transition: max-height 0.4s ease 0.1s, opacity 0.3s ease 0.2s, transform 0.3s ease 0.2s, visibility 0s, padding 0.3s ease 0.1s, margin 0.3s ease 0.1s;
              pointer-events: auto;
            }
        }          


        /* Masked SVG logo that can change color via background-color */
.primary-nav .logo--mask {
  height: 50px;              /* match your current logo height */
  width: 160px;              /* tweak until it matches your SVG’s natural width */
  display: block;

  background-color: #1d7560; /* default: green */

  /* Use the SVG as a mask */
  -webkit-mask-image: url("./assets/Modeus_logo_white.svg");
  mask-image: url("./assets/Modeus_logo_white.svg");
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-position: left center;
  mask-position: left center;
}

/* When nav is over dark background (footer), make logo white */
.primary-nav.is-dark .logo--mask {
  background-color: #ffffff;
}