:root {
  --paper: #fbfaf7;
  --paper-dim: #f2f0ea;
  --ink: #111111;
  --ink-soft: #3a3a3a;
  --mute: #8a8580;
  --line: #dcd8cf;
  --accent: #b44a1f;
  --sans: "Neue Haas Grotesk Text Pro", "Inter", -apple-system, system-ui, sans-serif;
  --serif: "Instrument Serif", "Times New Roman", serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01", "cv11";
}
a { color: inherit; }
img, svg { max-width: 100%; display: block; }
.wrap { max-width: 1320px; margin: 0 auto; padding: 0 32px; }
.wrap--narrow { max-width: 960px; margin: 0 auto; padding: 0 32px; }

.demo-bar {
  background: var(--ink);
  color: var(--paper);
  padding: 10px 24px;
  text-align: center;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.demo-bar a { color: #ff9a6b; text-decoration: underline; }

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(251, 250, 247, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  padding: 20px 0;
  gap: 40px;
}
.brand {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
  line-height: 1;
}
.brand em {
  font-style: italic;
  color: var(--accent);
}
.nav__links {
  display: flex;
  gap: 32px;
  list-style: none;
  font-size: 14px;
  justify-content: center;
}
.nav__links a {
  text-decoration: none;
  color: var(--ink-soft);
  transition: color 0.2s;
  padding: 6px 0;
  position: relative;
}
.nav__links a:hover { color: var(--ink); }
.nav__links a.active { color: var(--ink); }
.nav__links a.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 1px;
  background: var(--accent);
}
.nav__meta {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--mute);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
@media (max-width: 960px) {
  .nav__inner { grid-template-columns: auto 1fr; gap: 20px; }
  .nav__links {
    display: none;
  }
  .nav__meta { display: none; }
}

/* Typo */
h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.02;
  color: var(--ink);
}
h1 { font-size: clamp(52px, 8vw, 120px); }
h2 { font-size: clamp(36px, 5vw, 64px); }
h3 { font-size: 28px; line-height: 1.15; }
h1 em, h2 em, h3 em { font-style: italic; }
p { color: var(--ink-soft); }
p.lead {
  font-size: 21px;
  line-height: 1.55;
  color: var(--ink);
  max-width: 640px;
}

.mono {
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--mute);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s, color 0.2s, transform 0.15s;
}
.btn:hover { background: var(--ink); color: var(--paper); transform: translateY(-1px); }
.btn--solid { background: var(--ink); color: var(--paper); }
.btn--solid:hover { background: var(--accent); border-color: var(--accent); }

/* Generic section spacing */
section { padding: 96px 0; }

/* Project tile (shared across list and home) */
.proj-tile {
  display: block;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}
.proj-tile__visual {
  aspect-ratio: 4 / 3;
  background: var(--paper-dim);
  overflow: hidden;
  position: relative;
  margin-bottom: 16px;
  border: 1px solid var(--line);
  transition: transform 0.25s;
}
.proj-tile:hover .proj-tile__visual { transform: translateY(-4px); }
.proj-tile__visual svg { width: 100%; height: 100%; display: block; }
.proj-tile__meta {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--mute);
  margin-bottom: 6px;
}
.proj-tile h3 {
  font-size: 24px;
  line-height: 1.15;
}
.proj-tile__sub {
  font-size: 14px;
  color: var(--mute);
  margin-top: 4px;
}

/* Footer */
footer {
  background: var(--ink);
  color: var(--paper);
  padding: 80px 0 40px;
  margin-top: 120px;
}
footer .grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}
footer h4 {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(251, 250, 247, 0.5);
  margin-bottom: 14px;
  font-weight: 500;
}
footer ul { list-style: none; }
footer li { margin-bottom: 6px; font-size: 14px; }
footer a { text-decoration: none; opacity: 0.85; }
footer a:hover { opacity: 1; color: #ff9a6b; }
footer .brand { color: var(--paper); font-size: 32px; }
footer .brand em { color: #ff9a6b; }
footer .foot-note {
  padding-top: 24px;
  border-top: 1px solid rgba(251, 250, 247, 0.15);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(251, 250, 247, 0.5);
}
@media (max-width: 760px) {
  footer .grid { grid-template-columns: 1fr 1fr; }
}

/* Lang switch */
.lang {
  display: flex;
  gap: 2px;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.lang a {
  text-decoration: none;
  padding: 4px 8px;
  color: var(--mute);
  border: 1px solid var(--line);
}
.lang a.active {
  color: var(--ink);
  border-color: var(--ink);
}