:root {
    --primary-color: #2E8B57;  /* SeaGreen */
    --text-color: #333;
    --background-color: #FAFAFA;
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
}

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

/* Basic Styles */
body {
    font-family: var(--font-family);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background: var(--background-color);
    color: var(--text-color);
}

.container {
    width: 80%;
    max-width: 960px;
    margin: 0 auto;
    padding: 2rem 0;
}

h1, h2, h3 {
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
    margin-top: 2rem;
}

section {
    padding: 2rem 0;
}

/* Hero Section */
#hero {
    background: var(--primary-color);
    color: white;
    text-align: center;
    padding: 4rem 0;
}

#hero h1, #hero p {
    color: white;
}

/* Experience Section */
.experience-item {
    margin-bottom: 2rem;
}

.experience-item h3 {
    font-size: 1.5rem;
    color: #333;
}

/* Services Section */
#services ul {
    list-style: none;
    padding-left: 0;
}

#services li {
    background: #E8F5E9; /* A light green */
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    border-left: 5px solid var(--primary-color);
}

/* Footer */
#contact {
    background: #333;
    color: white;
    text-align: center;
    padding: 2rem 0;
}

#contact h2 {
    color: white;
    border-bottom: none;
}

#contact a {
    color: #4CAF50; /* A vibrant green */
    text-decoration: none;
}

#contact a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .container {
        width: 90%;
    }
}

@media (max-width: 480px) {
    #hero {
        padding: 2rem 0;
    }

    h1 {
        font-size: 1.8rem;
    }

    .container {
        width: 95%;
    }

    section, #contact {
        padding: 1.5rem 0;
    }
}