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

/* Body */
body {
  font-family: Arial, sans-serif;
  background-color: #f9f9f9;
  color: #333;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Navigation */
nav {
  background-color: #222;
  padding: 1rem;
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

nav a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}

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

/* Main Content */
main {
  flex: 1;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

/* Heading */
main h1 {
  font-size: 2rem;
  text-align: center;
}

/* Search Form */
form {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  align-items: center;
}

form label {
  font-weight: bold;
}

form input[type="text"] {
  padding: 0.5rem;
  font-size: 1rem;
  border-radius: 6px;
  border: 1px solid #ccc;
  width: 200px;
}

form button {
  padding: 0.5rem 1rem;
  font-size: 1rem;
  background-color: #2196F3;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.3s ease;
}

form button:hover {
  background-color: #1976D2;
}

/* Table Container */
main > div:nth-of-type(2) {
  width: 100%;
  max-width: 1000px;
  overflow-x: auto;
}

/* Table Styling */
table {
  width: 100%;
  border-collapse: collapse;
  background-color: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
  min-width: 600px;
}

th, td {
  padding: 1rem;
  text-align: center;
  border-bottom: 1px solid #ddd;
}

th {
  background-color: #f0f0f0;
}

/* Pagination */
main > div:nth-of-type(3) {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
}

main > div:nth-of-type(3) a {
  text-decoration: none;
  font-size: 1.25rem;
  padding: 0.5rem 1rem;
  background-color: #eee;
  border-radius: 6px;
  color: #333;
}

main > div:nth-of-type(3) a:hover {
  background-color: #ddd;
}

/* Error Message */
main > div:last-of-type span {
  color: red;
  text-align: center;
  display: block;
}

/* Responsive Adjustments */
@media (max-width: 600px) {
  main h1 {
    font-size: 1.5rem;
  }

  form input[type="text"] {
    width: 100%;
    max-width: 300px;
  }

  form {
    flex-direction: column;
    align-items: stretch;
  }

  table {
    font-size: 0.9rem;
    min-width: 100%;
  }
}