/* Advanced Navbar Styles */
.navbar-custom {
    background-color: transparent;
    transition: all 0.4s ease;
    padding: 15px 0;
}

.navbar-custom.scrolled {
    background-color: #1a1a1a;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    padding: 10px 0;
}

.navbar-custom .nav-link {
    font-weight: 500;
    color: white !important;
    position: relative;
    transition: color 0.3s ease;
}

.navbar-custom .nav-link:hover {
    color: #00bfff !important;
}

.navbar-custom .nav-link::after {
    content: "";
    position: absolute;
    width: 0%;
    height: 2px;
    background-color: #00bfff;
    bottom: 0;
    left: 0;
    transition: 0.3s;
}

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

.navbar-nav .nav-item {
    margin-right: 20px;
}

/* Quick Enquiry Button */
.quick-enquiry-btn {
    border: 2px solid #00bfff;
    color: white;
    padding: 5px 15px;
    border-radius: 25px;
}

.btn-info {
    background-color: #00bfff;
    border: none;
}

/* Dark theme base */
.dark-navbar {
  background-color: #121212;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar-brand img {
  filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.2));
}

/* Nav links */
.nav-link {
  color: #f0f0f0 !important;
  transition: transform 0.3s ease, color 0.3s ease;
  perspective: 500px;
}

.nav-link.nav-3d:hover {
  color: #00bcd4 !important;
  transform: rotateX(10deg) translateZ(5px);
  text-shadow: 0 4px 6px rgba(0, 0, 0, 0.4);
}

/* Quick Enquiry Button */
.enquiry-btn {
  background: linear-gradient(135deg, #00bcd4, #007bff);
  border: none;
  transform: perspective(600px) translateZ(0);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.enquiry-btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 10px 20px rgba(0, 188, 212, 0.5);
}
.hero {
  background: url('back.jpg') no-repeat center center/cover;
  height: 100vh; /* or a specific height like 600px */
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  color: #fff;
  text-align: center;
}

.hero::after {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5); /* dark overlay for readability */
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
}