:root {
  --color-bg: #f4f4f4;     
  --color-primary: #2c3e50;   
  --color-secondary: #34495e;
  --color-accent: #1abc9c;   
  --color-text: #ecf0f1; 
}

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

body {
  font-family: Arial, sans-serif;
  background-color: var(--color-bg);
  color: var(--color-primary);
  line-height: 1.6;
}

h1 {
  text-align: center;
  margin: 20px 0;
  color: var(--color-secondary);
}

ul {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  list-style: none;
  padding: 20px;
}

li {
  background-color: var(--color-primary);
  color: var(--color-text);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

li:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 12px rgba(0, 0, 0, 0.2);
}

img {
  width: 100%;
  height: 150px;
  object-fit: cover;
}

div {
  padding: 10px;
  text-align: center;
}

strong {
  font-size: 1.2rem;
  color: var(--color-accent);
}

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 20px 0;
  gap: 10px;
}

button {
  background-color: var(--color-accent);
  color: var(--color-text);
  border: none;
  padding: 10px 15px;
  font-size: 1rem;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:disabled {
  background-color: var(--color-secondary);
  cursor: not-allowed;
}

button:hover:not(:disabled) {
  background-color: var(--color-primary);
}

span {
  font-size: 1.1rem;
  color: var(--color-secondary);
}

@media (max-width: 768px) {
  ul {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }

  h1 {
    font-size: 1.5rem;
  }

  button {
    padding: 8px 12px;
  }
}

@media (max-width: 480px) {
  ul {
    grid-template-columns: 1fr;
  }

  img {
    height: 120px;
  }

  h1 {
    font-size: 1.3rem;
  }
}