body {
  font-family: "Poppins", sans-serif;
  background: linear-gradient(to bottom right, #f0fff8, #e6f7ff);
  color: #333;
  margin: 0;
  padding: 0;
}

.navbar {
  background: linear-gradient(90deg, #00aaff, #20c997);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.navbar-brand {
  font-weight: 700;
  letter-spacing: 1px;
}

.nav-link {
  color: #fff !important;
  font-weight: 500;
  transition: all 0.3s ease;
}

.nav-link:hover {
  color: #d1f7ff !important;
  transform: scale(1.05);
}

h1, h2, h3, h4 {
  color: #008d97;
  font-weight: 600;
  text-align: center;
  margin-bottom: 20px;
}

p {
  font-size: 1.05rem;
  color: #444;
}

.table {
  border-radius: 10px;
  overflow: hidden;
  background: #ffffff;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
}

.table thead th {
  background: #00b4d8;
  color: #fff;
  font-weight: 600;
  text-transform: uppercase;
}

.table tbody tr:nth-child(even) {
  background: #f2faff;
}

.card {
  border: none;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

.card-title {
  color: #0077b6;
  font-weight: 600;
}

footer {
  background: linear-gradient(90deg, #00aaff, #20c997);
  color: #fff;
  text-align: center;
  padding: 15px;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

h2, table, form, .card {
  animation: fadeIn 1s ease-in;
}

@media (max-width: 768px) {
  h2 {
    font-size: 1.6rem;
  }
  form {
    padding: 20px;
  }
}