body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  padding: 0;
  background: #f4f6f8;
  color: hsl(0, 0%, 13%);
}

header {
  background: #fff;
  padding: 1rem 2rem;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-weight: bold;
  font-size: 1.5rem;
  color: #1e5c2a;
}

nav .btn {
  background: linear-gradient(90deg, #277b2f, #175123);
  color: #fff;
  padding: 0.5rem 1rem;
  text-decoration: none;
  border-radius: 6px;
  font-size: 0.95rem;
}

nav span {
  margin-right: 1rem;
}

.uni-section {
  text-align: center;
  background: linear-gradient(135deg, #c3e8c3, #346d3e);
  padding: 3rem 1rem;
}

.uni-section h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.uni-section p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.search-form {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  max-width: 400px;
  margin: 0 auto;
}

.search-form label {
  font-weight: bold;
  align-self: flex-start;
  margin-left: -12px;
}

.search-form input {
  width: 100%;
  padding: 0.75rem;
  border-radius: 6px;
  border: 1px solid #ccc;
}

.search-form button {
  background: linear-gradient(90deg, #277b2f, #175123);
  color: #fff;
  padding: 0.75rem;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  margin-top: 0.5rem;
  width: 50%;
}

.search-results {
  padding: 2rem;
}

.search-results h2 {
  text-align: center;
  margin-bottom: 1rem;
}

.card-flex {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

.card {
  background: #fff;
  border-radius: 8px;
  padding: 1.5rem;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.06);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  width: 300px;
}

.card h3 {
  margin: 0;
  font-size: 1.2rem;
}

.card a {
  color: #0b5ed7;
  text-decoration: none;
  font-weight: bold;
}

.save-btn {
  background: #28a745;
  color: white;
  padding: 0.5rem 0.75rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.remove-btn {
  background: #dc3545;
  color: white;
  border: none;
  padding: 0.5rem 0.75rem;
  border-radius: 4px;
  cursor: pointer;
}

.saved-unis {
  padding: 2rem;
}

.saved-unis h2 {
  text-align: center;
  margin-bottom: 1rem;
}

footer {
  text-align: center;
  padding: 1rem;
  background: #86af86;
  color: #235c29;
  font-size: 0.9rem;
}

.error {
  color: red;
  text-align: center;
  margin-top: 1rem;
}

@media screen and (max-width: 768px) {
  .search-form {
    width: 90%;
  }

  .card-flex {
    flex-direction: column;
    align-items: center;
  }
}