:root {
  --primary-color: #2c3e50;
  --secondary-color: #f1c40f;
  --light-gray: #f8f9fa;
  --dark-gray: #343a40;
  --font-family: 'Poppins', sans-serif;
}

body {
    font-family: var(--font-family);
    background-color: var(--light-gray);
    color: #333;
}

.navbar {
    background-color: var(--primary-color) !important;
}

.hero {
    background-color: var(--primary-color);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
    margin-bottom: 3rem;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 600;
}

.hero p {
    font-size: 1.5rem;
}

.animal-card .card {
    transition: transform 0.3s, box-shadow 0.3s;
    border: none;
    border-radius: 15px;
}

.animal-card .card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.footer {
    background-color: var(--dark-gray);
    color: white;
    padding: 2rem 0;
    text-align: center;
    margin-top: 4rem;
}

.btn-info {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.btn-info:hover {
    background-color: #d4ac0d;
    border-color: #d4ac0d;
}