/* === Base Reset === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html, body {
  height: 100%;
  font-family: 'Segoe UI', sans-serif;
  background: #f9f9f9;
  color: #333;
  scroll-behavior: smooth;
}
a {
  text-decoration: none;
  color: inherit;
}
ul {
  list-style: none;
}

/* === Loader === */
#loader {
  position: fixed;
  inset: 0;
  background: #ffffff;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

/* === Sidebar === */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 240px;
  height: 100vh;
  background: #003049;
  padding: 2rem 1rem;
  z-index: 1000;
  transform: translateX(-100%);
  transition: transform 0.3s ease;
}
.sidebar.open {
  transform: translateX(0);
}
@media (min-width: 769px) {
  .sidebar {
    transform: translateX(0);
  }
}
.sidebar .logo-section {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 2rem;
}
.sidebar .logo-name {
  color: #fff;
  font-size: 1.4rem;
  font-weight: bold;
}
.sidebar .nav-links li {
  margin: 1rem 0;
}
.sidebar .nav-links a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0.7rem 1rem;
  border-radius: 6px;
  color: #fff;
  transition: background 0.3s ease;
}
.sidebar .nav-links a:hover,
.sidebar .nav-links a.active {
  background-color: #005577;
}

/* === Hamburger Menu === */
.hamburger {
  display: none;
  position: fixed;
  top: 1rem;
  left: 1rem;
  font-size: 28px;
  z-index: 1100;
  color: #144da3;
  cursor: pointer;
}
@media (max-width: 768px) {
  .hamburger {
    display: block;
  }
}

/* === Main Content === */
body {
  display: flex;
  flex-direction: column;
}
main.main-content {
  flex: 1;
  padding: 2rem;
  margin-top: 60px;
}
@media (min-width: 769px) {
  main.main-content {
    margin-left: 240px;
    margin-top: 0;
  }
}

/* === Spline Background === */
.spline-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: -1;
  overflow: hidden;
}
spline-viewer {
  width: 100%;
  height: 100%;
  display: block;
  border: none;
}
@media (max-width: 768px) {
  spline-viewer {
    height: 95vh;
  }
}

/* === Footer === */
footer.section {
  text-align: center;
  font-size: 0.9rem;
  color: #666;
  padding: 1rem 0;
  background: #f1f1f1;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 10;
}

/* === Scroll to Top === */
#scrollTopBtn {
  position: fixed;
  right: 20px;
  bottom: 80px;
  background: #003049;
  color: white;
  border: none;
  padding: 10px 14px;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  z-index: 999;
  font-size: 1.2rem;
  transition: background 0.3s;
}
#scrollTopBtn:hover {
  background: #005577;
}

/* === Contact Section === */
.contact-section {
  padding: 2rem;
}
.contact-container {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}
.contact-form, .contact-info {
  flex: 1;
  min-width: 300px;
  background: #fff;
  padding: 1.5rem;
  border-radius: 10px;
  box-shadow: 0 0 15px rgba(0,0,0,0.05);
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}
.contact-form input,
.contact-form textarea {
  padding: 0.9rem;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1rem;
}
.contact-form button {
  padding: 0.9rem;
  background: #003049;
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.3s ease;
}
.contact-form button:hover {
  background: #005577;
}
.person {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1rem 0;
}
.person img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
}
.social-icons a {
  font-size: 1.5rem;
  margin-right: 1rem;
  color: #003049;
}

/* === Embedded Map or Frame === */
iframe {
  margin-top: 1rem;
  border-radius: 10px;
  width: 100%;
  height: 200px;
  border: none;
}

/* === Mobile Tweaks === */
@media (max-width: 768px) {
  .contact-container {
    flex-direction: column;
  }
  .contact-form,
  .contact-info {
    width: 100%;
    padding: 1rem;
  }
  .contact-form input,
  .contact-form textarea,
  .contact-form button {
    font-size: 1rem;
  }
  .person img {
    width: 50px;
    height: 50px;
  }
  .social-icons a {
    font-size: 1.3rem;
  }
}