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

:root {
    --bg: #f7f8fa;
    --surface: #ffffff;
    --text: #1b1f27;
    --text-soft: #454c59;
    --muted: #6b7280;
    --line: #e3e6ec;
    --accent: #0e9488;
    --accent-strong: #0b7e73;
    --max-width: 42rem;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0e1116;
        --surface: #151a22;
        --text: #e8edf5;
        --text-soft: #c4ccda;
        --muted: #8b96a8;
        --line: #262e3a;
        --accent: #2dd4bf;
        --accent-strong: #5eead4;
    }
}

html { -webkit-text-size-adjust: 100%; }

body {
    background: var(--bg);
    color: var(--text);
    font: 1.0625rem/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    text-rendering: optimizeLegibility;
}

a { color: var(--accent-strong); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover, a:focus { color: var(--accent); }

.skip-link {
    position: absolute;
    left: -999px;
    top: 0;
    background: var(--accent);
    color: #04211d;
    padding: .6rem 1rem;
    border-radius: 0 0 .4rem 0;
    z-index: 10;
}
.skip-link:focus { left: 0; }

.site-header {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2rem 1.25rem 1rem;
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: .75rem;
    border-bottom: 1px solid var(--line);
}
.site-brand a { color: var(--text); text-decoration: none; font-size: 1.375rem; font-weight: 700; }
.site-nav a { color: var(--muted); text-decoration: none; margin-left: 1rem; }
.site-nav a:first-child { margin-left: 0; }
.site-nav a:hover, .site-nav a:focus { color: var(--accent-strong); }

main {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2rem 1.25rem 3rem;
}

.site-description { color: var(--text-soft); margin-bottom: 2rem; }

.post-list { list-style: none; }
.post-summary {
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--line);
}
.post-summary:first-child { padding-top: 0; }
.post-summary h2 { font-size: 1.25rem; line-height: 1.4; margin-bottom: .35rem; }
.post-summary h2 a { text-decoration: none; color: var(--text); }
.post-summary h2 a:hover, .post-summary h2 a:focus { color: var(--accent-strong); }

.post-meta { color: var(--muted); font-size: .875rem; margin-bottom: .5rem; }
.post-meta a { color: var(--muted); }
.post-meta a:hover, .post-meta a:focus { color: var(--accent-strong); }

.post-excerpt { color: var(--text-soft); }
.empty { color: var(--muted); }

article h1 { font-size: 1.75rem; line-height: 1.3; margin-bottom: .5rem; }

.post-body { margin-top: 1.5rem; }
.post-body p { margin: 0 0 1.1rem; }
.post-body a { word-break: break-word; }
.post-body img { max-width: 100%; height: auto; border-radius: .4rem; }
.post-body pre {
    overflow-x: auto;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: .4rem;
    padding: .9rem;
}
.post-body blockquote {
    margin: 0 0 1.1rem;
    padding-left: 1rem;
    border-left: 3px solid var(--line);
    color: var(--text-soft);
}

.post-media {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}
.post-media-item { border-radius: .4rem; overflow: hidden; background: var(--surface); }
.post-media-item img,
.post-media-item video { display: block; width: 100%; height: auto; border-radius: .4rem; }
.post-media-item audio { width: 100%; }
.post-media-item figcaption {
    padding: .5rem .1rem 0;
    color: var(--muted);
    font-size: .8125rem;
}
.post-media-cw {
    margin-top: 1.5rem;
    border: 1px solid var(--line);
    border-radius: .4rem;
    padding: .75rem 1rem;
}
.post-media-cw summary { cursor: pointer; font-weight: 600; color: var(--text-soft); }
.post-media-cw .post-media { margin-top: 1rem; }

.post-pager {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--line);
    font-size: .9375rem;
}
.post-pager a { text-decoration: none; }

.back-link { margin-top: 2rem; font-size: .9375rem; }

.site-footer {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1.5rem 1.25rem 2.5rem;
    color: var(--muted);
    font-size: .8125rem;
}

.archive-year {
    font-size: 1.1rem;
    margin: 2rem 0 .5rem;
    padding-bottom: .35rem;
    border-bottom: 1px solid var(--line);
}
.archive-year:first-of-type { margin-top: 0; }
.archive-entry {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: .6rem;
    padding: .6rem 0;
    border-bottom: none;
}
.archive-entry time { color: var(--muted); font-size: .8125rem; flex: 0 0 auto; }
.archive-entry a { text-decoration: none; color: var(--text); }
.archive-entry a:hover, .archive-entry a:focus { color: var(--accent-strong); }

.tag-list { list-style: none; }
.tag-list li {
    display: flex;
    justify-content: space-between;
    padding: .6rem 0;
    border-bottom: 1px solid var(--line);
}
.tag-list a { text-decoration: none; color: var(--text); }
.tag-list a:hover, .tag-list a:focus { color: var(--accent-strong); }
.tag-count { color: var(--muted); font-size: .875rem; }

@media (max-width: 30rem) {
    .site-header { padding-top: 1.5rem; }
    article h1 { font-size: 1.5rem; }
}