/* Base styles */
:root {
    --primary-color: #2e7d32;
    --secondary-color: #4caf50;
    --accent-color: #81c784;
    --text-color: #333;
    --light-text: #fff;
    --background-color: #f5f5f5;
    --card-color: #fff;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

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

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3 {
    line-height: 1.2;
    margin-bottom: 15px;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 30px;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 15px;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--secondary-color);
}

.btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--light-text);
    padding: 12px 24px;
    border-radius: var(--border-radius);
    text-align: center;
    cursor: pointer;
    transition: background-color 0.3s ease;
    border: none;
    font-size: 1rem;
}

.btn:hover {
    background-color: var(--secondary-color);
    color: var(--light-text);
}

/* Header */
header {
    background-color: var(--primary-color);
    color: var(--light-text);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--box-shadow);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header nav ul {
    display: flex;
    list-style: none;
}

header nav ul li {
    margin-left: 30px;
}

header nav ul li a {
    color: var(--light-text);
    font-weight: 500;
}

header nav ul li a:hover {
    color: var(--accent-color);
}

/* Hero Section */
.hero {
    background-color: var(--secondary-color);
    color: var(--light-text);
    padding: 100px 0;
    text-align: center;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 30px;
}

/* Features Section */
.features {
    padding: 80px 0;
    background-color: var(--background-color);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature {
    background-color: var(--card-color);
    border-radius: var(--border-radius);
    padding: 30px;
    text-align: center;
    box-shadow: var(--box-shadow);
    transition: transform 0.3s ease;
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

/* About Section */
.about {
    padding: 80px 0;
    background-color: var(--card-color);
}

.about p {
    max-width: 800px;
    margin: 0 auto 20px;
    text-align: center;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background-color: var(--background-color);
}

.contact p {
    text-align: center;
    margin-bottom: 40px;
}

form {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--card-color);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

input, textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: var(--light-text);
    padding: 30px 0;
    text-align: center;
}

footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.social-links {
    display: flex;
    gap: 20px;
}

.social-links a {
    color: var(--light-text);
}

/* Responsive */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
    }
    
    header nav ul {
        margin-top: 20px;
    }
    
    header nav ul li {
        margin: 0 15px;
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
    
    footer .container {
        flex-direction: column;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.7rem;
    }
    
    .hero h2 {
        font-size: 1.8rem;
    }
    
    header nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
}