:root {
  --color-accent: #d97706;
}

/* Navbar transparent-to-solid transition */
#navbar {
  transition: background 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
}
.nav-link {
  transition: color 0.4s ease;
}
#navbar.navbar-hero {
  background: transparent !important;
  box-shadow: none !important;
  border-bottom-color: transparent !important;
}
#navbar.navbar-hero .nav-link {
  color: rgba(255,255,255,0.88) !important;
}
#navbar.navbar-hero .nav-link:hover {
  color: white !important;
}
#navbar.navbar-hero .tamasen-text {
  color: white !important;
}

/* Navigation underline */
.nav-link {
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width 0.3s;
}
.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Dropdown */
.dropdown:hover .dropdown-menu {
  display: block;
}

/* Hero */
.hero-slide {
  animation: slideIn 0.8s ease;
}
@keyframes slideIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.slide-bg {
  background-size: cover;
  background-position: center;
  transition: opacity 1s ease;
}

/* Accordion */
.accordion-content {
  display: none;
}
.accordion-content.open {
  display: block;
}

.parallax-hero-img {
  position: absolute;
  left: 0;
  right: 0;
  top: -15%;
  height: 130%;
  width: 100%;
}

/* Shared fixed-parallax background — same image locks to viewport across both hero & footer section */
.parallax-fixed-bg {
  background-image:
    linear-gradient(to bottom, rgba(9,30,56,0.62), rgba(9,30,56,0.78)),
    url('images/02_main%20banner_00.jpg');
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  position: relative;
}

/* Footer CTA parallax section sizing */
.parallax-showcase {
  min-height: 380px;
  display: flex;
  align-items: center;
}
.parallax-showcase-overlay {
  width: 100%;
}