:root {
    color-scheme: light;
    --text: #171717;
    --muted: #6b6b6b;
    --line: #e5e5e5;
    --bg: #ffffff;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
    font-size: 16px;
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
    border-bottom: 1px solid var(--line);
}

a:hover {
    border-bottom-color: var(--text);
}

.page {
    max-width: 780px;
    margin: 0 auto;
    padding: 40px 22px 64px;
}

.navbar {
    border-left: 1px solid var(--line);
    border-right: 1px solid var(--line);
    margin-bottom: 64px;
    padding: 0 18px;
}

.navbar ul {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 20px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.navbar a {
    border: 0;
    color: var(--muted);
    font-size: 14px;
}

.navbar a:hover {
    color: var(--text);
}

main {
    border-left: 1px solid var(--line);
    padding-left: 28px;
}

.intro {
    max-width: 560px;
    margin-bottom: 56px;
}

h1 {
    font-size: 18px;
    font-weight: 400;
    line-height: 1.3;
    margin: 0 0 12px;
}

p {
    margin: 0 0 12px;
}

.simple-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.simple-list li {
    margin-bottom: 8px;
    padding-left: 14px;
    position: relative;
}

.simple-list li::before {
    content: "-";
    left: 0;
    position: absolute;
}

.simple-list span {
    color: var(--text);
}

.archive-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.archive-list li {
    margin-bottom: 10px;
}

.archive-list span {
    color: var(--muted);
    display: inline-block;
    min-width: 82px;
}

.date {
    color: var(--muted);
    font-size: 13px;
    margin-bottom: 4px;
}

article,
.about-section,
.work-section,
.research-section,
.contact-section {
    margin-bottom: 42px;
}

.profile-grid {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 42px;
}

.profile-card {
    color: var(--muted);
    font-size: 14px;
}

.profile-card img {
    display: block;
    width: 120px;
    height: 120px;
    object-fit: cover;
    margin-bottom: 12px;
}

@media (max-width: 640px) {
    .page {
        padding-top: 28px;
    }

    .navbar {
        margin-bottom: 42px;
    }

    main {
        padding-left: 20px;
    }

    .profile-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}