:root {
  --ink: #171717;
  --paper: #f7f5ef;
  --panel: #ffffff;
  --muted: #686761;
  --line: #d9d6cc;
  --accent: #ffcc01;
  --accent-dark: #8a6900;
  --radius: 0.6rem;
  color-scheme: light;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-size: 0.95rem;
  line-height: 1.55;
}

a {
  color: inherit;
  text-underline-offset: 0.2em;
}

a:focus-visible {
  outline: 0.2rem solid var(--accent);
  outline-offset: 0.2rem;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.skip-link {
  position: fixed;
  top: 0.5rem;
  left: 0.5rem;
  z-index: 20;
  padding: 0.55rem 0.8rem;
  color: var(--ink);
  background: var(--accent);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header,
main,
footer {
  width: min(58rem, calc(100% - 2.5rem));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 3.75rem;
}

.brand {
  display: inline-flex;
  gap: 0.55rem;
  align-items: center;
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  width: 0.7rem;
  height: 0.7rem;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 0 0.18rem var(--ink);
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.82rem;
  font-weight: 650;
}

nav a {
  text-decoration: none;
}

nav a:hover,
.card-links a:hover,
.contact-links a:hover {
  color: var(--accent-dark);
}

/* Intro */

.intro {
  padding-block: 2.5rem 2rem;
}

.eyebrow,
.card-label,
.section-title {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow,
.section-title {
  color: var(--accent-dark);
}

.eyebrow,
.card-label {
  margin-bottom: 0.75rem;
}

h1 {
  margin-bottom: 0.75rem;
  font-size: clamp(2.25rem, 6vw, 3.25rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.lede {
  max-width: 42rem;
  margin-bottom: 1.25rem;
  color: var(--muted);
  font-size: 1.02rem;
}

.facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2rem;
  padding: 0.9rem 0;
  margin: 0;
  border-block: 1px solid var(--line);
}

.facts dt {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.facts dd {
  margin: 0.15rem 0 0;
  font-weight: 650;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 2.5rem;
  padding: 0.5rem 0.9rem;
  font-size: 0.82rem;
  font-weight: 750;
  text-decoration: none;
  border: 1px solid var(--ink);
  border-radius: 0.3rem;
}

.button-primary {
  background: var(--accent);
}

.button-secondary {
  color: var(--paper);
  background: var(--ink);
}

/* Two-column body */

.columns {
  display: grid;
  grid-template-columns: minmax(0, 1.85fr) minmax(0, 1fr);
  gap: 2.5rem;
  padding-block: 2.25rem;
  border-top: 1px solid var(--line);
}

.section-title {
  margin-bottom: 1rem;
}

.col-side section + section {
  margin-top: 1.75rem;
}

/* Experience */

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

.job + .job {
  padding-top: 1.15rem;
  margin-top: 1.15rem;
  border-top: 1px solid var(--line);
}

.job-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.25rem 1rem;
}

.job h3 {
  margin-bottom: 0.15rem;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.job-when {
  margin-bottom: 0.15rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.job-role {
  margin-bottom: 0.4rem;
  font-size: 0.85rem;
  font-weight: 650;
}

.job p:last-child {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

/* Sidebar lists */

.list {
  padding: 0;
  margin: 0;
  list-style: none;
  font-size: 0.87rem;
}

.list li {
  color: var(--muted);
}

.list li + li {
  padding-top: 0.55rem;
  margin-top: 0.55rem;
  border-top: 1px solid var(--line);
}

.list strong {
  color: var(--ink);
}

/* Selected work */

.band {
  padding-block: 2.25rem;
  border-top: 1px solid var(--line);
}

.band-dark {
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  color: #fff;
  background: var(--ink);
  border: 0;
  border-radius: var(--radius);
}

.band-dark .section-title {
  color: #8f8d86;
}

.stack {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.card {
  --card-accent: var(--accent);
  display: flex;
  flex-direction: column;
  padding: 1.1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-top: 0.2rem solid var(--card-accent);
  border-radius: 0.4rem;
}

.card-clickhouse {
  --card-accent: #ffcc01;
}

.card-runpod {
  --card-accent: #bbb6fd;
}

.card-llmops,
.card-plain {
  --card-accent: #ffffff;
}

.card-more {
  --card-accent: #8f8d86;
  border-top-width: 1px;
  border-top-color: rgba(255, 255, 255, 0.12);
}

.card h3 {
  margin-bottom: 0.4rem;
  color: var(--card-accent);
  font-size: 1.05rem;
  letter-spacing: -0.03em;
}

.card p {
  margin-bottom: 0;
  color: #b9b7b0;
  font-size: 0.85rem;
}

.card-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: auto;
  padding-top: 0.9rem;
  font-size: 0.82rem;
  font-weight: 750;
}

.card-links a {
  color: var(--card-accent);
}

/* Contact */

.contact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1.5rem;
  margin-bottom: 2.5rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 0.35rem solid var(--accent);
  border-radius: var(--radius);
}

.contact h2 {
  max-width: 22ch;
  margin-bottom: 0;
  font-size: 1.35rem;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  font-size: 0.88rem;
  font-weight: 750;
}

footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  padding-block: 1.25rem 2rem;
  color: var(--muted);
  font-size: 0.75rem;
  border-top: 1px solid var(--line);
}

footer p {
  margin: 0;
}

@media (max-width: 48rem) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.6rem;
    padding-block: 1rem;
  }

  .columns {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .stack {
    grid-template-columns: 1fr;
  }

  .card-links {
    margin-top: 1rem;
  }
}

@media (max-width: 38rem) {
  .site-header,
  main,
  footer {
    width: min(100% - 1.5rem, 58rem);
  }

  .facts {
    gap: 0.75rem 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}