/* dario.kaufmann.dev — hand-rolled, no framework, keep it boring */

:root {
  --bg: #faf9f7;
  --text: #23282d;
  --muted: #6e7681;
  --faint: #9ea7b0;
  --accent: #0e7490;
  --accent-hover: #155e75;
  --hairline: #e6e3de;
  --code-bg: #f2f0ec;
  --code-border: #e6e3de;
  --chip-bg: #eef0f2;
  --mark-bg: #fff3c4;
  --max-width: 42rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171a;
    --text: #d3d9de;
    --muted: #8b949e;
    --faint: #6e7681;
    --accent: #53b8d4;
    --accent-hover: #7fd0e6;
    --hairline: #2a3036;
    --code-bg: #1b2024;
    --code-border: #2a3036;
    --chip-bg: #21272d;
    --mark-bg: #4a3f1e;
  }
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0 auto;
  padding: 0 1.25rem;
  max-width: var(--max-width);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
}

/* ---------- header / footer chrome ---------- */

.site-header {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  align-items: baseline;
  justify-content: space-between;
  padding: 1.4rem 0 1rem;
  border-bottom: 1px solid var(--hairline);
}

.site-header .brand {
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--text);
}

.site-header .brand:hover {
  color: var(--accent);
}

.site-nav {
  display: flex;
  gap: 1.1rem;
  font-size: 0.95rem;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--accent);
}

.site-nav a[aria-current="page"] {
  color: var(--text);
  border-bottom: 2px solid var(--accent);
}

.site-footer {
  margin-top: 3rem;
  padding: 1.2rem 0 2.2rem;
  border-top: 1px solid var(--hairline);
  font-size: 0.875rem;
  color: var(--muted);
}

.site-footer p {
  margin: 0.2rem 0;
}

/* ---------- generic content ---------- */

main {
  padding: 2rem 0 0;
}

h1,
h2,
h3 {
  line-height: 1.25;
  letter-spacing: -0.015em;
  font-weight: 700;
}

h1 {
  font-size: 1.9rem;
  margin: 0 0 0.9rem;
}

h2 {
  font-size: 1.3rem;
  margin: 2.2rem 0 0.6rem;
}

h3 {
  font-size: 1.05rem;
  margin: 1.6rem 0 0.4rem;
}

p {
  margin: 0 0 1rem;
  overflow-wrap: break-word;
}

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

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

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

ul,
ol {
  padding-left: 1.4rem;
}

li {
  margin: 0.25rem 0;
}

hr {
  border: 0;
  border-top: 1px solid var(--hairline);
  margin: 2.4rem 0;
}

blockquote {
  margin: 1.2rem 0;
  padding: 0.1rem 0 0.1rem 1.1rem;
  border-left: 3px solid var(--accent);
  color: var(--muted);
}

blockquote p:last-child {
  margin-bottom: 0;
}

strong {
  font-weight: 650;
}

small {
  color: var(--muted);
}

abbr[title] {
  text-decoration: underline dotted;
  cursor: help;
}

/* ---------- code ---------- */

code,
pre,
kbd {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 0.855em;
}

:not(pre) > code {
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: 4px;
  padding: 0.08em 0.35em;
}

pre {
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: 8px;
  padding: 0.9rem 1.1rem;
  overflow-x: auto;
  line-height: 1.5;
}

pre code {
  background: none;
  border: 0;
  padding: 0;
  font-size: 1em;
}

kbd {
  border: 1px solid var(--code-border);
  border-bottom-width: 2px;
  border-radius: 4px;
  padding: 0.05em 0.4em;
  background: var(--code-bg);
  font-size: 0.8em;
}

/* ---------- post list ---------- */

.post-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.post-list li {
  display: flex;
  gap: 1rem;
  align-items: baseline;
  margin: 0.55rem 0;
}

.post-list time {
  flex: 0 0 5.6rem;
  color: var(--faint);
  font-variant-numeric: tabular-nums;
  font-size: 0.875rem;
  white-space: nowrap;
}

.post-list a {
  text-decoration: none;
}

.post-list a:hover {
  text-decoration: underline;
}

.year-heading {
  margin-top: 1.8rem;
}

.year-heading:first-of-type {
  margin-top: 0.4rem;
}

/* ---------- article chrome ---------- */

.article-meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 1.8rem;
}

.article-meta time {
  color: inherit;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.4rem 0 0;
  padding: 0;
  list-style: none;
}

.chip {
  background: var(--chip-bg);
  border-radius: 999px;
  padding: 0.05rem 0.7rem;
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.01em;
}

.post-footer-nav {
  margin-top: 2.6rem;
  font-size: 0.95rem;
}

.footnote {
  font-size: 0.9rem;
  color: var(--muted);
}

.update-note {
  border: 1px solid var(--code-border);
  border-radius: 8px;
  padding: 0.6rem 1rem;
  margin: 1.4rem 0;
  font-size: 0.92rem;
  color: var(--muted);
  background: var(--code-bg);
}

.update-note strong {
  color: var(--text);
}

/* ---------- projects ---------- */

.project {
  margin: 1.8rem 0;
}

.project h3 {
  margin: 0;
}

.project .project-meta {
  color: var(--faint);
  font-size: 0.85rem;
}

/* ---------- misc ---------- */

.now-updated {
  color: var(--muted);
  font-size: 0.9rem;
}

.rss-hint {
  font-size: 0.9rem;
  color: var(--muted);
}

::selection {
  background: var(--mark-bg);
}

@media (max-width: 540px) {
  .post-list li {
    flex-direction: column;
    gap: 0.1rem;
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media print {
  .site-header,
  .site-footer,
  .post-footer-nav {
    display: none;
  }

  body {
    max-width: none;
    font-size: 11pt;
  }
}