/* ===============================
   HEADER LAYER (FLOATING ISLANDS)
================================ */

.header-layer {
  position: relative;
  height: 72px;              /* reserved vertical space */
}

/* BRAND — top-left island */
.brand {
  position: absolute;
  top: 14px;
  left: 26px;
}

.brand img {
  height: 70px;
  width: auto;
  display: block;
  opacity: 0.95;
}

/* LINKS — top-right island */
.links {
  position: absolute;
  top: 16px;
  right: 26px;

  display: flex;
  gap: 26px;
}

.links a {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.08em;

  color: #09966a;
  text-decoration: none;
  position: relative;
}

/* underline interaction */
.links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0%;
  height: 2px;
  background: currentColor;
  transition: width 0.25s ease;
}

.links a:hover::after {
  width: 100%;
}

/* COMMON ISLAND SURFACE */
.brand,
.links {
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(10px);

  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 14px;

  padding: 10px 14px;
}

.brand,
.links {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
}

.brand {
  padding: 8px 12px;
}

.links {
  padding: 10px 18px;
}

/*NOTCH ISLAND*/
.brand {
  top: 0;
}

.links {
  top: 0;
}

.brand,
.links {
  border-radius: 0 0 26px 26px;
}

.brand {
  padding: 8px 14px 12px;
}

.links {
  padding: 10px 18px 14px;
}

.brand,
.links {
  border-top: none;
}

.links a {
  font-weight: 600;        
  letter-spacing: 0.015em;  
}

.nav-link {
  position: relative;
  display: inline-block;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;

  width: 0%;
  height: 2px;
  background: currentColor;

  transition: width 0.25s ease;
}

.nav-link:hover::after {
  width: 100%;
}


/* ===============================
   NAV STRIP (BACKGROUND LAYER)
================================ */

.header-shell {
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-strip {
  height: 56px;
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}


.header-layer {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  pointer-events: none; /* important */
}

.brand,
.links {
  pointer-events: auto;
}