@font-face {
  font-family: "Inter";
  src: url("/fonts/Inter.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Source Serif 4";
  src: url("/fonts/SourceSerif4.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

:root {
    --bg: #FAF7F0;
    --text: #211F1B;
    --muted: #555047;
    --accent: #24466D;
    --line: #D2C9B9;

    --font-serif: "Source Serif 4", Georgia, serif;
    --font-sans: "Inter", system-ui, sans-serif;
}

@media (prefers-color-scheme: dark) {
    :root:not([theme-preference="light"]) {
        --bg: #16151A;
        --text: #E9E7E0;
        --muted: #918E86;
        --accent: #7FA5C2;
        --line: #2A2924;
    }
}

:root[theme-preference="dark"] {
    --bg: #16151A;
    --text: #E9E7E0;
    --muted: #918E86;
    --accent: #7FA5C2;
    --line: #2A2924;
}

html {
    scroll-padding-top: env(safe-area-inset-top, 0px);
    scrollbar-gutter: stable both-edges;
}

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

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-serif);
    font-optical-sizing: auto;
    line-height: 1.65;
    font-size: 1.05rem;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

/* Layout */

html,
body {
    min-height: 100%;
}

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

header,
body>.wrap,
footer {
    width: 100%;
}

body>.wrap {
    flex: 1 0 auto;
}

.wrap {
    max-width: 640px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */

header {
    max-width: 640px;
    margin: 0 auto;
    padding: 24px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--line);
}

.brand {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text);
}

.brand:hover {
    text-decoration: none;
    color: var(--accent);
}

nav {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 20px;
}

nav a {
    color: var(--muted);
}

nav a:hover {
    color: var(--text);
    text-decoration: none;
}

nav a.current {
    color: var(--text);
}

/* Theme toggle */

.theme-toggle {
    background: none;
    border: none;
    padding: 4px;
    margin: 0;
    cursor: pointer;
    color: var(--muted);
    display: flex;
    align-items: center;
    line-height: 0;
}

.theme-toggle:hover {
    color: var(--accent);
}

.theme-toggle svg {
    width: 17px;
    height: 17px;
}

.theme-toggle .icon-moon {
    display: none;
}

:root[theme-preference="dark"] .theme-toggle .icon-sun {
    display: none;
}

:root[theme-preference="dark"] .theme-toggle .icon-moon {
    display: block;
}

@media (prefers-color-scheme: dark) {
    :root:not([theme-preference="light"]) .theme-toggle .icon-sun {
        display: none;
    }

    :root:not([theme-preference="light"]) .theme-toggle .icon-moon {
        display: block;
    }
}

/* About */

.page-about {
    padding: 64px 0 64px;
    text-align: center;
}

.page-about .avatar-lg {
    width: 84px;
    height: 84px;
    border-radius: 50%;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--accent), var(--line));
}

.page-about h1 {
    font-family: var(--font-sans);
    font-size: 1.4rem;
    font-weight: 600;
    margin: 0 0 6px;
}

.page-about .role {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--muted);
    margin: 0 0 32px;
}

.page-about .bio-block {
    margin: 0 auto 20px;
    text-align: left;
    display: inline-block;
}

.page-about .bio-block p {
    margin: 0 0 18px;
}

.page-about .about-links {
    font-family: var(--font-sans);
    font-size: 0.88rem;
    color: var(--muted);
    margin-top: 32px;
    display: flex;
    gap: 18px;
    justify-content: center;
}

/* Projects */

section.projects {
    padding: 12px 0 64px;
}

.project-item {
    padding: 26px 0;
    border-top: 1px solid var(--line);
}

.project-item:first-of-type {
    border-top: none;
}

.project-item h2 {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 0 0 8px;
}

.project-item h2 a {
    color: var(--text);
}

.project-item h2 a:hover {
    color: var(--accent);
}

.project-item p.excerpt {
    margin: 0 0 10px;
    color: var(--muted);
    font-size: 0.98rem;
}

.project-item .stack {
    font-family: var(--font-sans);
    font-size: 0.78rem;
    color: var(--muted);
}

.project-item .stack span:not(:last-child)::after {
    content: ", ";
}

.project-item .repo-link {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    display: inline-block;
    margin-top: 10px;
}

/* Posts */

section.posts {
    padding: 12px 0 64px;
}

.post {
    padding: 26px 0;
    border-top: 1px solid var(--line);
}

.post:first-of-type {
    border-top: none;
}

.post-date {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    color: var(--muted);
    display: block;
    margin-bottom: 6px;
}

.post h2 {
    font-size: 1.28rem;
    font-weight: 600;
    margin: 0 0 8px;
    line-height: 1.35;
}

.post h2 a {
    color: var(--text);
}

.post h2 a:hover {
    color: var(--accent);
}

.post p.excerpt {
    margin: 0;
    color: var(--muted);
    font-size: 0.98rem;
}

.post .tags {
    font-family: var(--font-sans);
    font-size: 0.78rem;
    color: var(--muted);
    margin-top: 10px;
}

.post .tags span:not(:last-child)::after {
    content: ", ";
}

/* Article */

.article {
    padding: 44px 0 80px;
}

.back-link {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: var(--muted);
    display: inline-block;
    margin-bottom: 28px;
}

.back-link:hover {
    color: var(--accent);
}

.article-date {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    color: var(--muted);
    display: block;
    margin-bottom: 10px;
}

.article h1.title {
    font-size: 1.85rem;
    line-height: 1.28;
    margin: 0 0 14px;
    font-weight: 600;
}

.article .dek {
    color: var(--muted);
    font-size: 1.05rem;
    margin: 0 0 36px;
}

.article-body h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 40px 0 14px;
}

.article-body h3 {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    margin: 30px 0 10px;
}

.article-body p {
    margin: 0 0 18px;
}

.article-body ul,
.article-body ol {
    margin: 0 0 18px;
    padding-left: 22px;
}

.article-body li {
    margin-bottom: 6px;
}

.article-body blockquote {
    margin: 24px 0;
    padding: 2px 0 2px 18px;
    border-left: 2px solid var(--accent);
    color: var(--muted);
    font-style: italic;
}

.article-body code {
    font-family: 'SFMono-Regular', Consolas, monospace;
    font-size: 0.85em;
    background: var(--line);
    padding: 1px 5px;
    border-radius: 3px;
}

.article-body pre {
    font-family: 'SFMono-Regular', Consolas, monospace;
    font-size: 0.85rem;
    background: var(--line);
    padding: 16px 18px;
    border-radius: 6px;
    overflow-x: auto;
    margin: 22px 0;
    line-height: 1.5;
}

.article-body pre code {
    background: none;
    padding: 0;
}

.article-tags {
    font-family: var(--font-sans);
    font-size: 0.78rem;
    color: var(--muted);
    margin-top: 44px;
    padding-top: 20px;
    border-top: 1px solid var(--line);
}

.article-tags span:not(:last-child)::after {
    content: ", ";
}

footer {
    max-width: 640px;
    margin: 0 auto;
    padding: 24px 24px 56px;
    font-family: var(--font-sans);
    font-size: 0.82rem;
    color: var(--muted);
    border-top: 1px solid var(--line);
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
}

footer a {
    color: var(--muted);
}

footer a:hover {
    color: var(--accent);
}

/* Mobile */

@media (max-width: 480px) {
    .article h1.title {
        font-size: 1.5rem;
    }
}