:root {
  --bg: #07090c;
  --paper: #10141a;
  --ink: #e7ecef;
  --muted: #8b97a3;
  --line: #243040;
  --amber: #f2c14e;
  --cyan: #5ee0d0;
  --danger: #ff6b4a;
  --max: 72rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  font-size: 1.05rem;
  line-height: 1.55;
}

.skip {
  position: absolute;
  left: -999px;
  top: 0;
}

.skip:focus {
  left: 1rem;
  top: 1rem;
  z-index: 20;
  background: var(--amber);
  color: #111;
  padding: 0.4rem 0.7rem;
}

.mono,
.kicker,
.chip,
.mark,
.lang,
.ghost,
.tag,
.meta,
.stack-card,
footer {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
}

a {
  color: var(--cyan);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

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

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.85rem 6vw;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.mark {
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.nav nav {
  display: flex;
  gap: 1.1rem;
}

.nav nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.86rem;
}

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

.nav-end {
  margin-left: auto;
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.lang,
.ghost,
.chip {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  padding: 0.35rem 0.7rem;
  font-size: 0.78rem;
  cursor: pointer;
}

.ghost {
  text-decoration: none;
  color: var(--ink);
}

.lang:hover,
.ghost:hover,
.chip:hover,
.chip.is-on {
  border-color: var(--amber);
  color: var(--amber);
}

.hero,
.work,
.about,
.contact,
.blog-home,
.post-wrap,
footer {
  width: min(100% - 12vw, var(--max));
  margin-inline: auto;
}

.hero {
  padding: 5.5rem 0 4rem;
  border-bottom: 1px solid var(--line);
}

.kicker {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.dot {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--cyan) 20%, transparent);
}

h1 {
  font-family: "Instrument Serif", Georgia, serif;
  font-weight: 400;
  font-size: clamp(3.2rem, 8vw, 6.4rem);
  line-height: 0.92;
  letter-spacing: -0.03em;
  margin: 0.6rem 0 1.4rem;
}

h1 .sub {
  display: block;
  margin-top: 1.1rem;
  max-width: 18ch;
  font-size: clamp(1.35rem, 2.6vw, 2rem);
  line-height: 1.2;
  letter-spacing: 0;
  color: var(--amber);
  font-style: italic;
}

.lede {
  max-width: 42rem;
  color: var(--muted);
  margin: 0 0 2.4rem;
}

.stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--line);
  padding-top: 1.4rem;
}

.stats strong {
  display: block;
  font-family: "Instrument Serif", Georgia, serif;
  font-size: 1.7rem;
  font-weight: 400;
}

.stats span {
  color: var(--muted);
  font-size: 0.82rem;
}

.work {
  padding: 4.2rem 0 2rem;
}

.section-head h2,
.about h2,
.contact h2 {
  font-family: "Instrument Serif", Georgia, serif;
  font-weight: 400;
  font-size: 2.2rem;
  margin: 0 0 0.6rem;
}

.section-head p {
  color: var(--muted);
  max-width: 40rem;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.6rem 0 1.8rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.card {
  background: var(--bg);
  padding: 1.4rem 1.35rem 1.25rem;
  display: flex;
  flex-direction: column;
  min-height: 16.5rem;
}

.card[hidden] {
  display: none;
}

.card-top {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.card h3 {
  font-family: "Instrument Serif", Georgia, serif;
  font-size: 1.7rem;
  font-weight: 400;
  margin: 0.85rem 0 0.55rem;
  line-height: 1.15;
}

.card p {
  margin: 0 0 1.1rem;
  color: var(--muted);
  font-size: 0.95rem;
  flex: 1;
}

.card-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1rem;
  align-items: center;
}

.tag {
  font-size: 0.72rem;
  color: var(--cyan);
  border: 1px solid color-mix(in srgb, var(--cyan) 35%, var(--line));
  padding: 0.15rem 0.4rem;
}

.meta {
  font-size: 0.75rem;
  color: var(--muted);
}

.about {
  display: grid;
  grid-template-columns: 1.5fr 0.9fr;
  gap: 2rem;
  padding: 3.5rem 0;
  border-top: 1px solid var(--line);
}

.about-copy p {
  color: var(--muted);
}

.stack-card {
  border: 1px solid var(--line);
  padding: 1.2rem 1.3rem;
  height: fit-content;
  background: var(--paper);
}

.stack-card h3 {
  margin: 0 0 0.8rem;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--amber);
  font-weight: 500;
}

.stack-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 0.86rem;
}

.stack-card li + li {
  margin-top: 0.45rem;
}

.blog-home {
  padding: 3.2rem 0 2.4rem;
  border-bottom: 1px solid var(--line);
}

.post-tease {
  display: block;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--line);
  padding: 1.2rem 1.3rem;
  max-width: 40rem;
}

.post-tease:hover {
  border-color: var(--amber);
}

.post-tease strong {
  display: block;
  font-family: "Instrument Serif", Georgia, serif;
  font-size: 1.55rem;
  font-weight: 400;
  margin: 0.35rem 0 0.45rem;
  color: var(--ink);
}

.post-tease span:last-child {
  color: var(--muted);
  font-size: 0.95rem;
}

.post-wrap {
  padding: 4rem 0 5rem;
  max-width: 40rem;
}

.post-wrap h2 {
  font-family: "Instrument Serif", Georgia, serif;
  font-weight: 400;
  font-size: 1.55rem;
  color: var(--ink);
  margin: 2rem 0 0.7rem;
}

.post-wrap .lede {
  margin-bottom: 2rem;
}

.post-wrap p {
  color: var(--muted);
  margin: 0 0 1.05rem;
}

.post-wrap p strong {
  color: var(--ink);
  font-weight: 500;
}

.post-wrap pre {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 0.9rem 1rem;
  overflow-x: auto;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.82rem;
  line-height: 1.45;
  margin: 0 0 1.3rem;
}

.post-wrap code {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.88em;
  color: var(--cyan);
}

.post-wrap pre code {
  color: var(--ink);
  font-size: 1em;
}

.post-end {
  margin-top: 2.4rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
  font-size: 0.9rem;
}

.contact {
  padding: 1rem 0 4rem;
}

.contact .lede,
.contact p {
  color: var(--muted);
}

.links {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}

.links li + li {
  margin-top: 0.35rem;
}

footer {
  padding: 1.2rem 0 2.4rem;
  color: var(--muted);
  font-size: 0.78rem;
  border-top: 1px solid var(--line);
}

@media (max-width: 860px) {
  .nav {
    flex-wrap: wrap;
  }

  .nav nav {
    order: 3;
    width: 100%;
    gap: 0.85rem;
  }

  .grid,
  .about,
  .stats {
    grid-template-columns: 1fr;
  }

  h1 .sub {
    max-width: none;
  }

  .hero,
  .work,
  .about,
  .contact,
  .blog-home,
  .post-wrap,
  footer {
    width: min(100% - 8vw, var(--max));
  }
}

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