#resume ol > li {
    margin-bottom: 1.5em;
}
.duke-systems-link {
    color: inherit;
    text-decoration: underline;
    font-weight: normal;
}
.about-columns {
    display: flex;
    align-items: center;
    gap: 2em;
    margin-top: 1.5em;
    margin-bottom: 1.5em;
}
.about-avatar {
    flex: 0 0 auto;
}
.about-text {
    flex: 1 1 0;
}
@media (max-width: 700px) {
    .about-columns {
        flex-direction: column;
        align-items: flex-start;
        gap: 1em;
    }
    .about-avatar {
        margin-bottom: 0.5em;
    }
    .about-text {
        width: 100%;
    }
}
.avatar {
    display: block;
    margin: 0 auto 1.5em auto;
    width: 140px;
    height: 140px;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(44,62,80,0.12);
    border: 4px solid #fff;
    background: #e0e6ed;
}
body {
    font-family: 'Segoe UI', Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f7f9fb;
    color: #222;
}

header {
    background: #2d3e50;
    color: #fff;
    padding: 2rem 0 1rem 0;
    text-align: center;
}
header h1 {
    margin: 0.2em 0 0.1em 0;
    font-size: 2.5em;
    letter-spacing: 1px;
}
header p {
    margin: 0 0 1em 0;
    font-size: 1.2em;
    color: #b0c4d6;
}
nav {
    margin-bottom: 1em;
}
nav a {
    color: #fff;
    text-decoration: none;
    margin: 0 1em;
    font-weight: 500;
    transition: color 0.2s;
}
nav a:hover {
    color: #ffd700;
}
main {
    max-width: 800px;
    margin: 2em auto;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(44,62,80,0.08);
    padding: 2em;
}
section {
    margin-bottom: 2em;
}
section h2 {
    color: #2d3e50;
    border-bottom: 2px solid #e0e6ed;
    padding-bottom: 0.3em;
    margin-bottom: 1em;
}
ul {
    padding-left: 1.2em;
}
footer {
    text-align: center;
    padding: 1em 0;
    background: #2d3e50;
    color: #b0c4d6;
    font-size: 0.95em;
    margin-top: 2em;
}
@media (max-width: 600px) {
    main {
        padding: 1em;
    }
    header h1 {
        font-size: 1.5em;
    }
    nav a {
        margin: 0 0.5em;
    }
}