/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  background: #f9f9f9;
  color: #333;
}

header{
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: azure;
    position: fixed;
    top: 0;
    z-index: 1000; /* makes sure it's always on top */
    width: 100%;
    height: 90px;
    padding: 30px;
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
    font-size: 1em;
}


nav ul {
  list-style: none;
  display: flex;
  gap: 50px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 1em;
}

nav a {
  text-decoration: none;
  padding-bottom: 5px;
  border-bottom: 2px solid transparent; /* invisible by default */
  color: #333;
  font-weight: bold;
}

nav a.active {
  border-bottom: 2px solid #4caf50; /* green underline */
  color: #4caf50; /* optional: highlight color */
}


/* Hero Section */
.projects-hero {
  text-align: center;
  padding: 3rem 1rem;
  background: linear-gradient(135deg, #4f46e5, #9333ea);
  color: #fff;
  padding: 150px;
}

.projects-hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.projects-hero p {
  font-size: 1.1rem;
}

/* Projects Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  padding: 3rem 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

/* Project Card */
.project-card {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.project-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.project-content {
  padding: 1rem;
}

.project-content h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
  color: #4f46e5;
}

.project-content p {
  margin-bottom: 0.5rem;
}

.project-content .tools {
  font-size: 0.9rem;
  color: #666;
  margin-bottom: 1rem;
}

/* Buttons */
.buttons {
  display: flex;
  gap: 0.5rem;
}

.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: background 0.3s ease;
}

.btn {
  background: #4f46e5;
  color: #fff;
}

.btn:hover {
  background: #4338ca;
}

.btn.secondary {
  background: #e5e7eb;
  color: #333;
}

.btn.secondary:hover {
  background: #d1d5db;
}