:root {
    --primary-color: #2e7d32; /* Forest Green */
    --secondary-color: #558b2f; /* Light Green */
    --accent-color: #8d6e63; /* Earthy Brown */
    --light-bg: #f1f8e9;
    --dark-text: #1b5e20;
    --text-color: #333;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
}

/* Navbar */
.navbar-brand {
    font-weight: bold;
    color: var(--primary-color) !important;
}

.nav-link {
    color: var(--text-color);
    font-weight: 500;
}

.nav-link.active {
    color: var(--primary-color) !important;
    font-weight: bold;
}

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

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

/* Hero Section */
.hero-section {
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('https://images.unsplash.com/photo-1532601224476-15c79f2f7a51?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 100px 0;
    text-align: center;
}

.hero-section h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.6);
}

.hero-section p {
    font-size: 1.25rem;
    margin-bottom: 30px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.6);
}

/* Feature Cards */
.card {
    border: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.card-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* Footer */
footer {
    background-color: #263238;
    color: #eceff1;
    padding: 40px 0 20px;
}

footer a {
    color: #cfd8dc;
    text-decoration: none;
}

footer a:hover {
    color: white;
}