/* ------------------------------
   Global Styles
--------------------------------*/
body {
  font-family: Arial, Helvetica, sans-serif;
  background: #0d0d0d; /* black background */
  color: #e6e6e6;      /* light text */
  margin: 0;
  padding: 0;
}

h1, h2, h3 {
  font-weight: bold;
  color: #4da3ff; /* bright blue headings */
}

/* ------------------------------
   Navbar
--------------------------------*/
.navbar {
  background: #000000 !important; /* black navbar */
}

.navbar-brand {
  font-size: 1.4rem;
  font-weight: bold;
  color: #4da3ff !important; /* blue brand text */
}

.nav-link {
  margin-left: 10px;
  color: #c9c9c9 !important;
}

.nav-link:hover,
.nav-link.active {
  color: #4da3ff !important;
  text-decoration: underline;
}

/* ------------------------------
   Hero Section
--------------------------------*/
.hero {
  height: 60vh;
  background-size: cover;
  background-position: center;
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
  text-shadow: 3px 3px 10px black;
  border-bottom: 4px solid #4da3ff; /* blue bar */
}

/* ------------------------------
   Gallery
--------------------------------*/
.gallery-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 10px;
  transition: transform 0.3s ease, box-shadow 0.3s;
  border: 3px solid #4da3ff; /* blue outline */
}

.gallery-img:hover {
  transform: scale(1.05);
  box-shadow: 0 0 15px #4da3ff;
}

/* ------------------------------
   Cards (About / Techniques)
--------------------------------*/
.info-card {
  background: #111;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 153, 255, 0.3); 
  border-left: 5px solid #4da3ff;
}

/* ------------------------------
   Contact Page Form
--------------------------------*/
.contact-card {
  background: #111;
  padding: 25px;
  border-radius: 12px;
  border-left: 5px solid #4da3ff;
  color: #e6e6e6;
}

.contact-card input,
.contact-card textarea {
  background: #0d0d0d;
  border: 1px solid #4da3ff;
  color: white;
  border-radius: 8px;
}

.contact-card button {
  background: #4da3ff;
  border: none;
  padding: 10px;
  font-size: 1.1rem;
}

.contact-card button:hover {
  background: #1c7eea;
}

/* ------------------------------
   Footer
--------------------------------*/
footer {
  background: black;
  color: #4da3ff;
  text-align: center;
  padding: 12px;
  margin-top: 40px;
  border-top: 3px solid #4da3ff;
}

/* ------------------------------
   Responsiveness
--------------------------------*/
@media (max-width: 768px) {
  .hero {
    height: 40vh;
  }
}