body {
  margin: 0;
  font-family: 'Poppins', sans-serif;
  background-color: #0b0c10;
  color: #ffffff;
  scroll-behavior: smooth;
}

/* Header */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #1f2833;
  padding: 20px 40px;
  position: sticky;
  top: 0;
  z-index: 1000;
}

header h1 {
  font-size: 24px;
  color: #66fcf1;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 30px;
  margin: 0;
  padding: 0;
}

nav a {
  text-decoration: none;
  color: #c5c6c7;
  transition: color 0.3s;
}

nav a:hover,
nav a.active {
  color: #66fcf1;
}

/* Section Styling */
.section {
  padding: 60px 20px;
  max-width: 1100px;
  margin: auto;
}

.section-title {
  font-size: 2rem;
  color: #66fcf1;
  text-align: center;
  margin-bottom: 30px;
}

.section-intro {
  font-size: 1rem;
  color: #c5c6c7;
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

/* Projects Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.project-card {
  background-color: #1f2833;
  padding: 20px;
  border-radius: 10px;
  border: 1px solid #45a29e;
  text-decoration: none;
  color: #ffffff;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.project-card:hover {
  background-color: #0b0c10;
  transform: translateY(-5px);
}

.project-card h3 {
  color: #66fcf1;
  font-size: 1.2rem;
  margin-top: 0;
}

.project-card p {
  color: #c5c6c7;
  margin-top: 10px;
  line-height: 1.5;
}

/* Upcoming Projects */
.project-card.upcoming {
  opacity: 0.5;
  cursor: not-allowed;
  background-color: #1b1e22;
  border: 1px dashed #45a29e;
}

.project-card.upcoming:hover {
  transform: none;
  background-color: #1b1e22;
}

/* Footer */
footer {
  background-color: #1f2833;
  color: #c5c6c7;
  text-align: center;
  padding: 1rem;
  margin-top: 60px;
  font-size: 0.9rem;
}