:root {
    --ink: #222;
    --muted: #555;
    --accent: #002b52;
    --line: #c9c9c9;
}

* { box-sizing: border-box; }

body {
    background: #fff;
    color: var(--ink);
    font-family: Georgia, "Times New Roman", serif;
    font-size: 16px;
    line-height: 1.55;
    margin: 0;
}

main {
    margin: 42px auto 64px;
    max-width: 820px;
    padding: 0 28px;
}

nav {
    border-bottom: 1px solid var(--line);
    font-family: Arial, sans-serif;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 27px;
    padding-bottom: 12px;
}

nav a {
    margin-right: 24px;
    text-decoration: none;
}

nav a:hover, nav a.current { text-decoration: underline; }
nav a.current { color: var(--ink); font-weight: 700; }

h1, h2, h3 { line-height: 1.2; }

h1 {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 0;
    margin: 0 0 18px;
    padding-bottom: 0;
}

h2 { color: var(--accent); font-size: 1.25rem; margin: 0 0 10px; }
h3 { font-size: 1rem; margin: 0 0 4px; }
p { margin: 0 0 12px; }
a { color: var(--accent); }

.term {
    color: var(--accent);
    font-family: Arial, sans-serif;
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .08em;
    margin-bottom: 7px;
    text-transform: uppercase;
}

section { border-top: 1px solid var(--line); margin-top: 28px; padding-top: 20px; }

.course-details {
    display: block;
    margin-top: 26px;
    padding-top: 17px;
}

.course-details div { margin: 5px 0; }
.course-details strong { display: inline-block; min-width: 105px; }

.grading-list { margin: 10px 0 24px; padding-left: 22px; }
.grading-list li { margin: 4px 0; }
.grading-list + h3, .grading-list ~ h3 { margin-top: 20px; }

.syllabus-note {
    border-top: 1px solid var(--line);
    color: var(--muted);
    margin: 34px 0 0;
    padding-top: 20px;
}

.back-link { font-weight: 600; text-decoration: none; }

.table-wrap { overflow-x: auto; }

table {
    border-collapse: collapse;
    margin-top: 17px;
    min-width: 540px;
    width: 100%;
}

th, td {
    border: 1px solid var(--line);
    padding: 8px 11px;
    text-align: left;
    vertical-align: top;
}

th { background: #f2f2f2; font-family: Arial, sans-serif; font-size: .85rem; }
td:first-child { text-align: center; width: 12%; }
.note { color: var(--muted); font-size: .9em; }
.no-class td { color: var(--muted); font-style: italic; }

@media (max-width: 640px) {
    body { font-size: 16px; }
    main { margin: 28px auto 42px; padding: 0 20px; }
    h1 { font-size: 1.65rem; }
}