/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #0e0e1f;
  color: #e0e0f0;
  line-height: 1.6;
}
a {
  color: #76ffe1;
  text-decoration: none;
}
.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
}

/* Header */
header {
  background-color: #1a1a2e;
  padding: 1.5rem 0;
  text-align: center;
  border-bottom: 2px solid #444;
}
header h1 {
  font-size: 2.5rem;
  color: #76ffe1;
}
.subtitle {
  color: #aaa;
  font-size: 1.1rem;
}
nav ul {
  margin-top: 1rem;
  list-style: none;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}
nav li {
  margin: 0 1rem;
}
nav a {
  font-weight: bold;
  transition: color 0.3s;
}
nav a:hover {
  color: #ff9e7c;
}

/* Main */
.hero {
  padding: 3rem 0;
  text-align: center;
}
.hero h2 {
  font-size: 2rem;
  color: #ffffff;
}
.hero p {
  margin: 1rem 0;
  color: #ccc;
}
.btn {
  display: inline-block;
  margin-top: 1rem;
  background-color: #76ffe1;
  color: #0e0e1f;
  padding: 0.7rem 1.5rem;
  border-radius: 5px;
  font-weight: bold;
  transition: background 0.3s;
}
.btn:hover {
  background-color: #5df5cc;
}

/* Features */
.features {
  padding: 2rem 0;
}
.features h3 {
  text-align: center;
  margin-bottom: 1rem;
}
.features ul {
  list-style: none;
  padding-left: 0;
  text-align: center;
}
.features li {
  margin: 0.5rem 0;
}

/* Modules */
.modules {
  padding: 2rem 0;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}
.card {
  background-color: #1f1f3a;
  padding: 1rem;
  border-radius: 8px;
  box-shadow: 0 0 12px rgba(118, 255, 225, 0.1);
}
.card h4 {
  color: #76ffe1;
  margin-bottom: 0.5rem;
}
.card p {
  font-size: 0.9rem;
  color: #ccc;
}

/* Footer */
.footer-note {
  margin-top: 2rem;
  font-size: 0.9rem;
  text-align: center;
  color: #888;
}
footer {
  background-color: #1a1a2e;
  padding: 1rem 0;
  text-align: center;
  margin-top: 2rem;
}
footer a {
  color: #76ffe1;
  text-decoration: underline;
}