body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    max-width: 42rem;
    margin: 4rem auto;
    padding: 0 1rem;
    line-height: 1.6;
}

a {
    color: inherit;
}

footer {
    border-top: 1px dotted;
    margin: 2em 0;
}

footer nav ul {
    list-style: none;
    padding: 0;
}

footer nav ul li {
    display: inline-block;
    margin: 0 10px 10px 0;
}

.latest-writing {
    border-top: 1px dotted;
    margin-top: 2rem;
    padding-top: 1rem;
}

.latest-writing h2 {
    margin-bottom: 0.5rem;
}

.latest-writing ul {
    padding-left: 1.25rem;
}

.latest-writing li {
    margin-bottom: 0.45rem;
}

.latest-writing time {
    color: #666;
    font-size: 0.9rem;
    margin-left: 0.4rem;
}

.latest-writing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.activity-chart {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    max-width: 100%;
}

.activity-scroll {
    overflow-x: auto;
    padding-bottom: 0.5rem;
}

.activity-months,
.activity-grid {
    display: grid;
    grid-template-columns: repeat(var(--week-count), 12px);
    column-gap: 3px;
    width: max-content;
}

.activity-months {
    font-size: 0.75rem;
    height: 1.4rem;
}

.activity-months span {
    white-space: nowrap;
}

.activity-grid {
    grid-auto-flow: column;
    grid-template-rows: repeat(7, 12px);
    gap: 3px;
}

.activity-day,
.activity-legend i {
    border: 1px solid rgba(27, 31, 35, 0.08);
    border-radius: 2px;
    box-sizing: border-box;
    display: block;
    height: 12px;
    width: 12px;
}

.activity-day-blank {
    border-color: transparent;
}

.activity-level-0 {
    background: #ebedf0;
}

.activity-level-1 {
    background: #9be9a8;
}

.activity-level-2 {
    background: #40c463;
}

.activity-level-3 {
    background: #30a14e;
}

.activity-level-4 {
    background: #216e39;
}

.activity-weekdays {
    display: grid;
    flex: 0 0 2rem;
    font-size: 0.7rem;
    grid-template-rows: repeat(7, 12px);
    gap: 3px;
    margin-top: 1.4rem;
}

.activity-weekdays span:nth-child(1) {
    grid-row: 2;
}

.activity-weekdays span:nth-child(2) {
    grid-row: 4;
}

.activity-weekdays span:nth-child(3) {
    grid-row: 6;
}

.activity-legend {
    align-items: center;
    display: flex;
    font-size: 0.75rem;
    gap: 0.25rem;
    justify-content: flex-end;
    margin-top: 0.5rem;
}

.activity-legend i {
    font-style: normal;
}

.activity-snapshot-time,
.activity-edit-meta,
.activity-edit-summary {
    color: #666;
    font-size: 0.9rem;
}

.activity-recent {
    padding-left: 1.5rem;
}

.activity-recent li {
    margin-bottom: 1rem;
}

@media (prefers-color-scheme: dark) {
    .activity-level-0 {
        background: #30363d;
    }
}

.activity-filters {
    border: 0;
    margin: 1rem 0;
    padding: 0;
}

.activity-filters legend {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.activity-filter {
    display: inline-block;
    margin: 0 0.35rem 0.4rem 0;
}

.activity-filter input {
    opacity: 0;
    position: absolute;
}

.activity-filter span {
    border: 1px solid #8c959f;
    border-radius: 999px;
    cursor: pointer;
    display: inline-block;
    font-size: 0.85rem;
    padding: 0.2rem 0.65rem;
}

.activity-filter input:checked+span {
    background: #216e39;
    border-color: #216e39;
    color: #fff;
}

.activity-filter input:focus-visible+span {
    outline: 3px solid #0969da;
    outline-offset: 2px;
}

.activity-filter-loading,
.activity-empty {
    color: #666;
}

.activity-source-label {
    background: #ebedf0;
    border-radius: 999px;
    display: inline-block;
    font-size: 0.75rem;
    margin-left: 0.5rem;
    padding: 0.05rem 0.45rem;
}

.activity-histories {
    font-size: 0.9rem;
    margin-top: 1rem;
}

@media (prefers-color-scheme: dark) {
    .activity-filter input:checked+span {
        background: #40c463;
        border-color: #40c463;
        color: #111;
    }

    .activity-source-label {
        background: #30363d;
    }
}

.activity-calendar-layout {
    align-items: start;
    display: grid;
    gap: 1rem;
    grid-template-columns: minmax(0, 1fr) auto;
}

.activity-calendar-layout>div {
    min-width: 0;
}

.activity-day-future {
    background: transparent;
    border-color: transparent;
}

.activity-year-navigation {
    margin-top: 1rem;
}

.activity-years {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.activity-years button {
    background: transparent;
    border: 0;
    border-radius: 0.35rem;
    color: inherit;
    cursor: pointer;
    font: inherit;
    padding: 0.35rem 0.8rem;
    text-align: left;
}

.activity-years button:hover {
    background: #ebedf0;
}

.activity-years button:focus-visible {
    outline: 3px solid #0969da;
    outline-offset: 2px;
}

.activity-years .activity-year-selected {
    background: #0969da;
    color: #fff;
    font-weight: 600;
}

@media (max-width: 700px) {
    .activity-calendar-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .activity-year-navigation {
        grid-row: 1;
        margin-top: 0;
        overflow-x: auto;
        padding: 0.2rem 0 0.5rem;
    }

    .activity-years {
        flex-direction: row;
        width: max-content;
    }
}

@media (prefers-color-scheme: dark) {
    .activity-years button:hover {
        background: #30363d;
    }

    .activity-years .activity-year-selected {
        background: #58a6ff;
        color: #111;
    }
}

section > h2 {
    margin-bottom: 0.15rem;
}

.project-list {
    list-style: none;
    margin: 0.2rem 0 1rem;
    padding: 0;
}

.project-list li {
    border-top: 1px solid #8c959f;
    padding: 0.5rem 0 0.5rem;
}

.project-list h2,
.project-list h3 {
    margin: 0 0 0.2rem;
}

.project-list p {
    margin: 0.35rem 0 0.5rem;
}

.project-meta {
    border-bottom: 1px solid #8c959f;
    border-top: 1px solid #8c959f;
    display: grid;
    gap: 0.75rem 1.5rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin: 2rem 0;
    padding: 1rem 0;
}

.project-meta dt {
    font-weight: 600;
}

.project-meta dd {
    margin: 0.15rem 0 0;
}

.project-back-link {
    margin-top: 2rem;
}

img.project-image {
    display: block !important;
    width: min(100%, 700px) !important;
    height: auto !important;
}

@media (max-width: 520px) {
    .project-meta {
        grid-template-columns: 1fr;
    }
}