:root {
    --bg: #f5efe6;
    --fg: #2a2520;
    --muted: #8a8275;
    --rule: #e0d9cd;
    --accent: #4a4338;
    --link: #2a2520;
    --link-hover: #3f6d7a;
    --code-bg: #ece5d8;
}
@media (prefers-color-scheme: dark) {
    :root {
        --bg: #1a1715;
        --fg: #d8cfc2;
        --muted: #8a8275;
        --rule: #2e2925;
        --accent: #b8ad9c;
        --link: #d8cfc2;
        --link-hover: #8fc4d2;
        --code-bg: #221e1b;
    }
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: "Iowan Old Style", "Palatino", "Charter", Georgia, serif;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

body {
    min-height: 100dvh;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
    width: 100%;
    max-width: 36rem;
    margin: 0 auto;
    padding: clamp(2.5rem, 8vh, 5rem) 1.5rem 4rem;
}

.site-nav {
    margin-bottom: 3rem;
    font-size: 0.95rem;
    color: var(--muted);
}
.site-nav a {
    color: var(--muted);
    text-decoration: none;
    transition: color 0.2s ease;
}
.site-nav a:hover {
    color: var(--link-hover);
}

.page-title {
    margin: 0 0 3rem;
    font-size: 2rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1.2;
}

/* Post list (index) */
.post-list {
    list-style: none;
    margin: 0;
    padding: 0;
}
.post-list li {
    border-top: 1px solid var(--rule);
    padding: 2rem 0;
}
.post-list li:last-child {
    border-bottom: 1px solid var(--rule);
}
.post-list a {
    display: block;
    text-decoration: none;
    color: var(--link);
}
.post-list a:hover .post-list-title {
    color: var(--link-hover);
}
.post-list-title {
    margin: 0 0 0.5rem;
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1.25;
    transition: color 0.2s ease;
}
.post-list-meta {
    font-size: 0.85rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.75rem;
}
.post-list-excerpt {
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.55;
    color: var(--fg);
}

/* Single post */
article.post header {
    margin-bottom: 2.5rem;
}
.post-title {
    margin: 0 0 0.5rem;
    font-size: clamp(2rem, 5vw, 2.6rem);
    font-weight: 600;
    letter-spacing: -0.015em;
    line-height: 1.15;
}
.post-meta {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
    font-size: 0.85rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.post-meta a {
    color: var(--muted);
    text-decoration: none;
    transition: color 0.2s ease;
}
.post-meta a:hover {
    color: var(--link-hover);
}
.post-date {
    font-size: 0.85rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.prose {
    font-size: 1.2rem;
    line-height: 1.7;
}
.prose > * + * {
    margin-top: 1.4rem;
}
.prose p {
    margin: 0;
}
.prose h2 {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1.3;
    margin-top: 2.4rem;
}
.prose h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-top: 2rem;
}
.prose a {
    color: var(--link);
    text-decoration: underline;
    text-decoration-color: var(--rule);
    text-underline-offset: 3px;
    transition: color 0.2s ease, text-decoration-color 0.2s ease;
}
.prose a:hover {
    color: var(--link-hover);
    text-decoration-color: var(--link-hover);
}
.prose ul, .prose ol {
    padding-left: 1.5rem;
}
.prose li + li {
    margin-top: 0.4rem;
}
.prose blockquote {
    margin: 1.4rem 0 1.4rem 0;
    padding-left: 1.25rem;
    border-left: 2px solid var(--accent);
    color: var(--muted);
    font-style: italic;
}
.prose code {
    font-family: "SF Mono", "Menlo", Consolas, monospace;
    font-size: 0.92em;
    background: var(--code-bg);
    padding: 0.1em 0.35em;
    border-radius: 3px;
}
.prose pre {
    font-family: "SF Mono", "Menlo", Consolas, monospace;
    font-size: 0.95rem;
    line-height: 1.55;
    background: var(--code-bg);
    padding: 1rem 1.25rem;
    border-radius: 4px;
    overflow-x: auto;
}
.prose pre code {
    background: transparent;
    padding: 0;
}
.prose hr {
    border: none;
    border-top: 1px solid var(--rule);
    margin: 2.5rem 0;
}

.post-footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--rule);
    font-size: 0.95rem;
    color: var(--muted);
}
.post-footer a {
    color: var(--muted);
    text-decoration: none;
    transition: color 0.2s ease;
}
.post-footer a:hover {
    color: var(--link-hover);
}

footer.site-footer {
    width: 100%;
    max-width: 36rem;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    border-top: 1px solid var(--rule);
    display: flex;
    gap: 1.5rem;
    font-size: 0.85rem;
    color: var(--muted);
}
footer.site-footer a {
    color: var(--muted);
    text-decoration: none;
    transition: color 0.2s ease;
}
footer.site-footer a:hover {
    color: var(--link-hover);
}