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

:root {
  /* Warna dasar */
  --color-primary: #007bff;
  --color-secondary: #6c757d;
  --color-success: #28a745;
  --color-danger: #dc3545;
  --color-warning: #ffc107;
  --color-info: #17a2b8;
  --color-light: #f8f9fa;
  --color-dark: #343a40;

  /* Warna teks */
  --text-color: #212529;
  --text-muted: #6c757d;
  --text-inverse: #ffffff;

  /* Warna latar belakang */
  --bg-body: #ffffff;
  --bg-muted: #f0f0f0;
  --bg-dark: #1c1c1c;

  /* Border dan bayangan */
  --border-color: #dee2e6;
  --box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);

  /* Interaksi */
  --hover-color: #0056b3;
  --active-color: #004085;
  --focus-color: #80bdff;
}

body {
  font-family: "Segoe UI", sans-serif;
  background-color: var(--color-light);
  margin: 0;
  padding: 2rem;
}

.section-title {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 2rem;
  color: #343a40;
}

.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: start;
  padding: 1rem;
}

.card {
  flex: 1 1 calc(33.333% - 1rem);
  max-width: calc(33.333% - 1rem);
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
  overflow: hidden;
  transition: transform 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
}

.card img {
  width: 100%;
  height: auto;
  display: block;
}

.card-content {
  padding: 1rem;
}

.card-content h3 {
  margin-top: 0;
  color: #343a40;
}

.card-content p {
  color: #212529;
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  background-color: #007bff;
  color: #fff;
  text-decoration: none;
  border-radius: 4px;
  font-weight: bold;
}

.btn:hover {
  background-color: #0056b3;
}

/* Responsif untuk layar kecil */
@media (max-width: 768px) {
  .card {
    flex: 1 1 calc(50% - 1rem);
    max-width: calc(50% - 1rem);
  }
}

@media (max-width: 480px) {
  .card {
    flex: 1 1 100%;
    max-width: 100%;
  }
}