/* Reset & base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Arial", sans-serif;
}

body {
  background: #000000; /* Pure black background */
  color: #ffffff; /* Pure white text */
}

/* Navbar */
.navbar {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  padding: 10px 4%;
  background: #00ff66; /* Luminous green */
  color: #000000;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 0 12px rgba(0, 70, 204, 0.3);
  min-height: 56px;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-container .logo {
  width: 80px;
  height: auto;
  filter: drop-shadow(0 0 6px #00ff66);
  transition: filter 0.3s;
}

.logo-container .logo:hover {
  filter: drop-shadow(0 0 15px #00ff66) drop-shadow(0 0 20px #0047cc);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 25px;
  align-items: center;
  margin-left: auto;
}

.nav-links li a {
  display: inline-block;
  color: #000000;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.4px;
  line-height: 1;
  padding: 8px 18px;
  border: 3px solid #000000; /* Black border for contrast */
  border-radius: 999px; /* pill shape */
  background: var(--footer-blue);
  box-shadow: 0 6px 14px rgba(0, 58, 159, 0.18);
  transition:
    background 0.25s ease,
    color 0.25s ease,
    box-shadow 0.25s ease,
    transform 0.15s ease,
    border 0.25s ease;
}

.nav-links li a:hover,
.nav-links li a:focus {
  color: #ffffff;
  background: #002f75; /* darker blue on hover */
  box-shadow:
    0 8px 26px rgba(0, 47, 117, 0.45),
    0 0 14px rgba(0, 255, 102, 0.06);
  transform: translateY(-2px);
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.06);
}

.nav-links li a:focus-visible {
  outline: 3px solid rgba(0, 127, 255, 0.18);
  outline-offset: 3px;
}

/* Hamburger menu */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
  margin-left: 12px;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: black;
  transition: 0.1s;
}
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* Hero Section */
.hero {
  height: 90vh;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  background:
    linear-gradient(135deg, rgba(0, 255, 102, 0.85), rgba(0, 70, 204, 0.85)),
    url("logo.png") center/cover no-repeat;
  color: #ffffff;
  text-shadow: 0 0 15px #000000;
}

.hero h2 {
  font-size: 3.5rem;
  margin-bottom: 10px;
}

.hero p {
  font-size: 2.2rem;
  margin-bottom: 20px;
}

.btn {
  background: #00ff66; /* Luminous green button */
  color: #000000;
  padding: 12px 25px;
  text-decoration: none;
  border-radius: 5px;
  transition:
    background 0.3s,
    box-shadow 0.3s;
}

.btn:hover {
  background: #0047cc; /* Luminous blue on hover */
  color: #ffffff;
  box-shadow: 0 0 20px #0047cc;
}

/* Sections */
section {
  padding: 60px 5%;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
}

/* Cards */
.cards {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
  margin-top: 30px;
}

.card {
  flex: 1 1 250px;
  background: #0047cc; /* Luminous blue */
  color: #ffffff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 0 15px #00ff66;
  transition:
    transform 0.3s,
    box-shadow 0.3s;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 0 25px #00ff66;
}

.product-list {
  list-style: none;
  padding: 0;
}

.product-list li {
  padding: 8px 0;
  border-bottom: 2px solid rgba(0, 255, 102, 0.3);
  font-size: 0.95rem;
}

.product-list li:last-child {
  border-bottom: none;
}

/* Mission & Vision */
.mission-container {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: center;
}

.mission-box {
  flex: 1 1 300px;
  background: #00ff66; /* Luminous green */
  color: #000000;
  padding: 20px;
  border-radius: 8px;
  text-shadow: 0 0 6px #ffffff;
  box-shadow: 0 0 20px #00ff66;
}

/* Contact Section */
.contact {
  background: linear-gradient(135deg, #00ff66, #00cc52);
  color: #000000;
  text-align: center;
  border-radius: 8px;
  padding: 40px 20px;
  box-shadow: 0 0 25px rgba(0, 255, 102, 0.5);
}

/* Research & Innovation */
.research {
  background: #000000;
  color: #ffffff;
}

.research-list {
  list-style: none;
  padding: 0;
  margin-top: 20px;
}

.research-list li {
  padding: 12px 0;
  padding-left: 30px;
  position: relative;
  font-size: 1.05rem;
}

.research-list li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #00ff66;
  font-weight: bold;
  font-size: 1.2rem;
}

/* Core Values Section */
.values {
  background: #3d3d3d;
  color: #ffffff;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  margin-top: 30px;
}

.value-item {
  background: linear-gradient(135deg, #00ff66, #00cc52);
  color: #000000;
  padding: 25px;
  border-radius: 8px;
  border-left: 5px solid;
  text-align: center;
  box-shadow: 0 0 15px rgba(0, 255, 102, 0.4);
  transition:
    transform 0.3s,
    box-shadow 0.3s;
}

.value-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 0 25px rgba(0, 255, 102, 0.6);
}

.value-item h3 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}

.value-item p {
  font-size: 0.95rem;
  line-height: 1.5;
}

/* Competitive Advantage Section */
.advantage {
  background: #000000;
  color: #ffffff;
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  margin-top: 30px;
}

.advantage-item {
  background: #0047cc;
  padding: 25px;
  border-radius: 8px;
  border-left: 4px solid #00ff66;
  box-shadow: 0 0 15px rgba(0, 70, 204, 0.5);
  transition:
    transform 0.3s,
    box-shadow 0.3s;
}

.advantage-item:hover {
  transform: translateX(5px);
  box-shadow: 0 0 25px #00ff66;
}

.advantage-item h4 {
  color: #00ff66;
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.advantage-item p {
  font-size: 0.95rem;
  line-height: 1.5;
  color: #f0f0f0;
}

/* Spacing and readable widths for About and Contact */
.about {
  background: linear-gradient(
    135deg,
    rgba(0, 255, 102, 0.85),
    rgba(0, 70, 204, 0.85)
  );

  color: #ffffff;
  padding: 40px 5%;
}

.about .container {
  max-width: 900px;
  margin: 0 auto;
  padding: 30px;
  background: #252525;
  border: 2px solid #00ff66;
  border-radius: 16px;
}

.solutions {
  background: #3d3d3d;
  color: #ffffff;
}

.about p {
  line-height: 1.8;
  margin-bottom: 18px;
  font-size: 1.05rem;
  color: #f0f0f0;
}

.contact .container {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 12px;
}

.contact p {
  line-height: 1.7;
  margin: 10px 0;
  font-size: 1.03rem;
  color: inherit;
}

/* Contact inner layout with logos left and right */
.contact-inner {
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-logo {
  width: 280px;
  height: auto;
  opacity: 0.98;
  filter: drop-shadow(0 6px 18px rgba(0, 0, 0, 0.45));
  flex: 0 0 auto;
}

.contact-content {
  flex: 1 1 720px;
  text-align: center;
}

/* Footer */
footer {
  background: #003a9f;
  color: #ffffff;
  text-align: center;
  padding: 30px 20px;
  box-shadow: 0 -2px 15px rgba(0, 255, 102, 0.3);
  font-size: 0.9rem;
}

.footer-content p {
  margin: 10px 0;
  line-height: 1.6;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    width: 100%;
    background: #00ff66;
    position: absolute;
    top: 70px;
    left: 0;
  }

  .nav-links.open {
    display: flex;
  }

  .hamburger {
    display: flex;
  }

  .logo-container .logo {
    width: 56px;
  }

  .nav-links li a {
    font-size: 1rem;
  }

  .contact-logo {
    width: 100px;
  }
  #right {
    padding: 0 5px 0 0;
  }
  #left {
    padding: 0 0 0 5px;
  }
  .hero h2 {
    font-size: 2.5rem;
  }

  .hero p {
    font-size: 1.6rem;
  }

  .cards {
    flex-direction: column;
  }

  .mission-container {
    flex-direction: column;
  }

  .values-grid {
    grid-template-columns: 1fr;
  }

  .advantage-grid {
    grid-template-columns: 1fr;
  }

  .research-list li {
    font-size: 0.95rem;
  }
}