/* RESET STYLES (Optional minimal reset) */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* GLOBAL STYLES */
html, body {
  font-family: 'Montserrat', sans-serif;
  color: #fff;
  background-color: #121212;
}

body {
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* UTILITY CLASSES */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background-color: #333;
  color: #fff;
  text-decoration: none;
  border-radius: 4px;
  transition: background-color 0.3s ease;
}
.btn:hover {
  background-color: #555;
}

.btn.secondary {
  background-color: #555;
}
.btn.secondary:hover {
  background-color: #777;
}

.small-text {
  font-size: 0.9rem;
  color: #aaa;
}

/* HEADER / NAVIGATION */
.header {
  background-color: #1e1e1e;
}
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
}
.brand {
  font-weight: 600;
  font-size: 1.25rem;
  color: #fff;
  text-decoration: none;
}
.nav-menu {
  list-style-type: none;
  display: flex;
  gap: 1.5rem;
}
.nav-menu a {
  color: #aaa;
  text-decoration: none;
  transition: color 0.3s;
}
.nav-menu a:hover {
  color: #fff;
}

/* HERO SECTION */
.hero {
  text-align: center;
  padding: 4rem 0;
}
.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  font-weight: 600;
}
.hero p {
  font-size: 1.125rem;
  color: #ccc;
  margin-bottom: 2rem;
}

/* SERVICES SECTION */
.services {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
  padding: 2rem 0;
}
.service {
  flex: 1;
  min-width: 250px;
  background-color: #1a1a1a;
  padding: 2rem;
  border-radius: 8px;
  text-align: center;
}
.service h2 {
  font-weight: 600;
  margin-bottom: 1rem;
}
.service p {
  color: #ccc;
  line-height: 1.4;
}

/* RESEARCH SECTION */
.research {
  text-align: center;
  padding: 3rem 0;
}
.research h2 {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}
.research p {
  max-width: 800px;
  margin: 0.75rem auto 2rem;
  color: #ccc;
}

/* ABOUT SECTION */
.about {
  padding: 3rem 0;
  text-align: center;
}
.about h2 {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}
.about p {
  max-width: 800px;
  margin: 0.75rem auto;
  color: #ccc;
}

/* FOOTER */
.footer {
  background-color: #1e1e1e;
  padding: 2rem 0;
  text-align: center;
}
.footer-content p {
  color: #777;
  margin-bottom: 0.5rem;
}