@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:ital,wght@0,400;0,500;1,400&family=IBM+Plex+Sans:wght@400;500&display=swap');

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

:root {
  --bg: #f6f6ed;
  --text: #402a02;
  --muted: #7a5c30;
  --accent: #01511c;
  --accent-light: #e6f0e9;
  --border: #c8c8b8;
  --mono: 'IBM Plex Mono', monospace;
  --sans: 'IBM Plex Sans', sans-serif;
  --max: 680px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  padding: 3rem 1.5rem 6rem;
}

.container {
  max-width: var(--max);
  margin: 0 auto;
}

/* ── Header ── */
header {
  margin-bottom: 3.5rem;
  padding: 1.5rem 1.75rem;
  background: var(--accent);
  border-radius: 4px;
}

header h1 {
  font-family: var(--mono);
  font-size: 1.6rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 0.25rem;
  color: var(--bg);
}

.tagline {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: #a8c8b0;
  margin-bottom: 1.25rem;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  font-family: var(--mono);
  font-size: 0.8rem;
}

.nav-links a {
  color: #c8e8d0;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s;
}

.nav-links a:hover { border-bottom-color: #c8e8d0; }
.nav-links .sep { color: #3a7a50; }

.back-link {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: #a8c8b0;
}

.back-link a {
  color: #c8e8d0;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.back-link a:hover { border-bottom-color: #c8e8d0; }

.intro {
  font-size: 0.92rem;
  color: #a8c8b0;
  margin-top: 1rem;
  font-style: italic;
}

.open-badge {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.3rem 0.7rem;
  background: rgba(255, 255, 255, 0.1);
  color: #d8f0e0;
  font-family: var(--mono);
  font-size: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 3px;
}

/* ── Sections ── */
section { margin-bottom: 3rem; }

h2 {
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 1.25rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border);
}

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

ul, ol { padding-left: 1.5rem; margin-bottom: 1rem; }
li { margin-bottom: 0.35rem; }

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid #7ab890;
  transition: border-color 0.15s;
}

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

code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: #e7dec9;
  padding: 0.1em 0.3em;
  border-radius: 2px;
}

.section-note {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
  font-style: italic;
}

hr {
  margin-top: 2em;
  margin-bottom: 2em;
}

/* ── Project cards ── */
.projects { display: flex; flex-direction: column; gap: 1.5rem; }

.project {
  padding: 1.25rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: #f0f0e6;
}

.project-header {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.project-name {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.95rem;
}

.project-links {
  font-family: var(--mono);
  font-size: 0.75rem;
  display: flex;
  gap: 0.75rem;
}

.project-links a {
  color: var(--muted);
  border-bottom-color: transparent;
}

.project-links a:hover { color: var(--accent); border-bottom-color: var(--accent); }

.project-tech {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 0.6rem;
}

.project p {
  font-size: 0.94rem;
  margin-bottom: 0;
}

/* ── Reading list entries ── */
.entry { margin-bottom: 1.75rem; }

.entry-title {
  font-family: var(--mono);
  font-size: 0.88rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
}

.entry-title a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid #7ab890;
  transition: border-color 0.15s;
}

.entry-title a:hover { border-bottom-color: var(--accent); }

.entry-meta {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.entry p {
  font-size: 0.93rem;
  line-height: 1.65;
}

/* ── Blog post prose ── */
.post-title {
  font-family: var(--mono);
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.post-meta {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 2.5rem;
}

.post-content { margin-top: 0.5rem; }

.post-content h3,
.post-content h4 {
  font-family: var(--mono);
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.post-content ul,
.post-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.post-content li { margin-bottom: 0.4rem; }

.post-content blockquote {
  border-left: 3px solid var(--border);
  padding-left: 1rem;
  color: var(--muted);
  margin: 1.5rem 0;
  font-style: italic;
}

.post-content pre {
  background: #e8e8d8;
  padding: 1rem;
  border-radius: 4px;
  overflow-x: auto;
  margin-bottom: 1rem;
  font-family: var(--mono);
  font-size: 0.85em;
  line-height: 1.5;
}

.post-content pre code {
  background: none;
  padding: 0;
}