:root {
  --primary-color: #1e3a8a;       /* Deep blue for header/footer */
  --accent-color: #10b981;        /* Emerald green for buttons and highlights */
  --hover-color: #059669;         /* Darker green on hover */
  --background-color: #f9fafb;    /* Light gray background */
  --text-color: #1f2937;          /* Dark gray text */
  --card-bg: #ffffff;             /* White for project cards */
  --card-hover: #e0f2f1;          /* Soft teal hover effect */
}

/* Reset & base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  background-color: var(--background-color);
  color: var(--text-color);
  font-family: Arial, sans-serif;
  line-height: 1.6;
  padding: 1rem;
}

/* Layout */
header, footer {

  background-color: var(--primary-color);
  color: #fff;
  padding: 1rem;
}
nav {

  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}
nav a {
  color: #fff;
  text-decoration: none;
  text-decoration: none;
}
nav a:hover {
  text-decoration: underline;
  color: var(--accent-color);
}
section {
  margin:2rem 0;
    padding:1rem;
    background-color: #eef2ff; /* soft blue */
    border-radius: 8px;
}
main {
  padding: 1rem 0;
}

/* Responsive */
@media (max-width: 600px) {
  nav {
    flex-direction: column;
  }
}

/* Interactive */
.cta-button {
    background-color: var(--accent-color);
    color: white;
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s ease;
}
.project-card {
    background-color: var(--card-bg);
  margin-bottom: 1.5rem;
  padding: 1rem;
  border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, background-color 0.3s ease;
}
.project-card:hover {
    background-color: var(--card-hover);
  transform: translateY(-5px);
}
#menu-toggle {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: white;
  display: none;
}
@media (max-width: 600px) {
  #menu-toggle {
    display: block;
  }
  #main-nav {
    display: none;
    flex-direction: column;
  }
  #main-nav.active {
    display: flex;
  }
}
