body {
  font-family: 'Poppins', sans-serif;
  color: #333;
}

/* Navbar */
.navbar {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.nav-link {
  font-weight: 500;
  margin-left: 15px;
}

.nav-link.active {
  color: #ffc107 !important;
}

/* Hero Section */
.courses-hero {
  background: linear-gradient(to right, #0069d9, #0056b3);
  color: #fff;
  padding: 60px 0;
  text-align: center;
}

.courses-hero h1 {
  font-weight: 700;
  font-size: 3rem;
}

.courses-hero p {
  font-size: 1.2rem;
}

/* Courses Section */
.course-card {
  border: none;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.course-card:hover {
  transform: translateY(-10px);
}

.course-img {
  height: 200px;
  object-fit: cover;
}

.course-body {
  padding: 20px;
}

.course-title {
  font-size: 1.25rem;
  font-weight: 600;
}

.course-info {
  font-size: 0.95rem;
  color: #777;
}

.btn-course {
  background-color: #ffc107;
  color: #333;
  font-weight: 500;
  border-radius: 50px;
  transition: all 0.3s;
}

.btn-course:hover {
  background-color: #e0a800;
  color: #fff;
}

/* Footer */
footer {
  background-color: #343a40;
  color: #aaa;
  font-size: 0.95rem;
}

footer a {
  color: #ffc107;
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}