/* ian.schuepbach.work -- hand-rolled, no framework, no build step */

:root {
  --bg: #faf9f7;
  --bg-card: #ffffff;
  --ink: #1a1d21;
  --ink-soft: #4b5563;
  --ink-faint: #8a919c;
  --accent: #b4530a;
  --accent-soft: #f3e5d8;
  --line: #e4e1db;
  --stat: #1a6b4a;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
          Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a;
    --bg-card: #1c1f24;
    --ink: #e8e6e1;
    --ink-soft: #a8adb5;
    --ink-faint: #6b7280;
    --accent: #e0904f;
    --accent-soft: #2c2119;
    --line: #2a2e34;
    --stat: #5fbf96;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 46rem;
  margin: 0 auto;
  padding: 0 1.25rem;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
a:hover { text-decoration-thickness: 2px; }

/* ---------- header ---------- */

.site-head {
  padding: 4rem 0 2.5rem;
}

.site-head h1 {
  margin: 0;
  font-size: 2rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.site-head .tagline {
  margin: 0.5rem 0 0;
  font-size: 1.25rem;
  color: var(--ink-soft);
}

.site-head .meta {
  margin: 1rem 0 0;
  color: var(--ink-faint);
  font-size: 0.95rem;
}
.site-head .meta a { color: var(--ink-soft); }

.crumb {
  padding-top: 2.5rem;
  font-family: var(--mono);
  font-size: 0.85rem;
}
.crumb a { color: var(--ink-faint); text-decoration: none; }
.crumb a:hover { color: var(--accent); text-decoration: underline; }

/* ---------- sections ---------- */

section { margin: 3rem 0; }

h2 {
  font-size: 0.85rem;
  font-family: var(--mono);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-faint);
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.5rem;
  margin: 0 0 1.5rem;
}

h3 { font-size: 1.2rem; margin: 0 0 0.5rem; letter-spacing: -0.01em; }

/* ---------- case-study cards ---------- */

.case {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.5rem 1.5rem 1.25rem;
  margin-bottom: 1.25rem;
}

.case p { margin: 0.25rem 0 1rem; color: var(--ink-soft); }

.case .links { font-size: 0.9rem; font-family: var(--mono); }
.case .links a { margin-right: 1.25rem; }

.stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2.5rem;
  margin: 1rem 0;
  padding: 0;
  list-style: none;
}

.stats .num {
  display: block;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--stat);
  font-variant-numeric: tabular-nums;
}

.stats .label {
  display: block;
  font-size: 0.8rem;
  color: var(--ink-faint);
}

/* ---------- public work grid ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr));
  gap: 0.75rem;
  padding: 0;
  list-style: none;
  margin: 0;
}

.grid a {
  display: block;
  height: 100%;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  text-decoration: none;
  color: inherit;
  transition: border-color 120ms ease;
}
.grid a:hover { border-color: var(--accent); }

.grid .name {
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
}

.grid .desc {
  display: block;
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-top: 0.2rem;
}

/* ---------- article pages ---------- */

article { margin: 2.5rem 0 4rem; }

article h1 {
  font-size: 1.75rem;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin: 0 0 0.25rem;
}

article .lede {
  font-size: 1.15rem;
  color: var(--ink-soft);
  margin: 0.5rem 0 2rem;
}

article h2 {
  border-bottom: none;
  padding-bottom: 0;
  margin: 2.5rem 0 0.75rem;
}

article ul { padding-left: 1.25rem; }
article li { margin: 0.4rem 0; }

article strong { color: var(--ink); }

code {
  font-family: var(--mono);
  font-size: 0.9em;
  background: var(--accent-soft);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

blockquote {
  margin: 1.5rem 0;
  padding: 0.25rem 0 0.25rem 1.25rem;
  border-left: 3px solid var(--accent);
  color: var(--ink-soft);
  font-style: italic;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  margin: 1rem 0;
}
th, td {
  text-align: left;
  padding: 0.5rem 0.75rem 0.5rem 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th {
  font-family: var(--mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  font-weight: 600;
}

/* ---------- footer ---------- */

.site-foot {
  border-top: 1px solid var(--line);
  margin-top: 4rem;
  padding: 1.5rem 0 3rem;
  font-size: 0.9rem;
  color: var(--ink-faint);
}
.site-foot a { color: var(--ink-soft); }

@media (max-width: 34rem) {
  .site-head { padding-top: 2.5rem; }
  .site-head h1 { font-size: 1.6rem; }
  .stats { gap: 0.5rem 1.5rem; }
}