:root {
  --text: #1a1a1a;
  --muted: #5a5a5a;
  --accent: #c2410c;
  --rule: #e5e5e5;
  --bg: #fafaf8;
  --quote-bg: #f3f1ec;
  --code-bg: #f0ede6;
  --card-bg: #ffffff;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 64px 28px 96px;
}

h1 {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 2.15rem;
  line-height: 1.2;
  margin: 0 0 16px;
  letter-spacing: -0.01em;
}

h2 {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 1.4rem;
  line-height: 1.25;
  margin: 56px 0 16px;
  letter-spacing: -0.005em;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 8px;
}

h3 {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 1.1rem;
  margin: 32px 0 12px;
}

.meta {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 0.95rem;
  color: var(--muted);
  margin: 0 0 32px;
}
.meta strong { color: var(--text); }

hr {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 40px 0;
}

p { margin: 0 0 18px; }
ul, ol { margin: 0 0 18px; padding-left: 24px; }
li { margin: 0 0 10px; }
strong { color: var(--text); }
em { color: #333; }
a { color: var(--accent); }

blockquote {
  margin: 24px 0;
  padding: 20px 24px;
  background: var(--quote-bg);
  border-left: 4px solid var(--accent);
  font-style: italic;
  color: #333;
  border-radius: 2px;
}
blockquote p { margin: 0; }

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.85em;
  background: var(--code-bg);
  padding: 2px 6px;
  border-radius: 3px;
  color: #7a2b06;
}

.tldr {
  background: #fff;
  border: 1px solid var(--rule);
  border-left: 4px solid var(--accent);
  padding: 20px 24px;
  border-radius: 2px;
  margin: 0 0 32px;
}
.tldr h2 {
  margin: 0 0 12px;
  border: none;
  padding: 0;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
}
.tldr p { margin: 0 0 14px; }
.tldr p:last-child { margin: 0; }

.skills {
  margin-top: 40px;
  padding: 20px 24px;
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 2px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--muted);
}
.skills strong { color: var(--text); }

/* -------- Back link on case-study pages -------- */

.back-link {
  display: inline-block;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 0.9rem;
  color: var(--muted);
  text-decoration: none;
  margin-bottom: 32px;
  letter-spacing: 0.01em;
}
.back-link:hover { color: var(--accent); }

/* -------- Home page -------- */

.home {
  max-width: 1040px;
  margin: 0 auto;
  padding: 72px 28px 96px;
}

.hero {
  max-width: 720px;
  margin: 0 0 64px;
}
.hero h1 {
  font-size: 2.4rem;
  margin: 0 0 12px;
}
.hero .tagline {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 1.05rem;
  color: var(--muted);
  margin: 0 0 24px;
  letter-spacing: 0.005em;
}
.hero .bio {
  font-size: 1.05rem;
  line-height: 1.7;
  margin: 0 0 24px;
}
.hero .bio p:last-child { margin-bottom: 0; }

.section-label {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin: 0 0 16px;
  font-weight: 600;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
  margin: 0 0 72px;
}

.project-card {
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  border: 1px solid var(--rule);
  border-radius: 3px;
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}
.project-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px -12px rgba(26, 26, 26, 0.18);
}

.project-card .card-image {
  aspect-ratio: 16 / 9;
  width: 100%;
  background: var(--quote-bg) center/cover no-repeat;
  display: block;
  border-bottom: 1px solid var(--rule);
}

.project-card .card-body {
  padding: 22px 24px 24px;
}
.project-card .card-eyebrow {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin: 0 0 8px;
}
.project-card .card-headline {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 1.2rem;
  line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--text);
  margin: 0;
}

.contact {
  max-width: 720px;
  padding: 28px 0 0;
  border-top: 1px solid var(--rule);
}
.contact .section-label { margin-bottom: 12px; }
.contact p {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 0.98rem;
  color: var(--muted);
  margin: 0 0 8px;
}
.contact p strong { color: var(--text); }
.contact a { color: var(--accent); text-decoration: none; }
.contact a:hover { text-decoration: underline; }

@media (max-width: 600px) {
  body { font-size: 17px; }
  main { padding: 40px 20px 64px; }
  .home { padding: 48px 20px 64px; }
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.25rem; }
  .hero h1 { font-size: 1.9rem; }
  .project-grid { gap: 20px; margin-bottom: 56px; }
}