:root {
  color-scheme: light dark;
  --bg: #f7f6f2;
  --fg: #16181a;
  --muted: #6b7075;
  --accent: #1f7a52;
  --panel: #ffffff;
  --inset: #f1f0ea;
  --line: #e3e1d8;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101211;
    --fg: #ecece6;
    --muted: #8d938f;
    --accent: #56c996;
    --panel: #171a19;
    --inset: #0d0f0e;
    --line: #2a2f2c;
  }
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--fg);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-underline-offset: 0.2em;
}

a:hover {
  text-decoration-thickness: 2px;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

h1 {
  margin: 0;
  font-size: clamp(1.9rem, 5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.lede {
  margin: 0.75rem 0 0;
  max-width: 52ch;
  color: var(--muted);
  font-size: 1.0625rem;
}

.eyebrow {
  margin: 0 0 0.6rem;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

/* Landing layout: home page and 404 */

.landing {
  display: grid;
  place-items: center;
  padding: 2rem 1.5rem;
}

.landing main {
  text-align: center;
}

.landing h1 {
  font-size: clamp(3.5rem, 16vw, 9rem);
  letter-spacing: -0.05em;
  line-height: 1;
}

.landing h1 span {
  color: var(--accent);
}

.landing p {
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
}

.landing nav {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 1.75rem;
  font-size: clamp(1rem, 2.5vw, 1.125rem);
}

/* Inner pages */

.site-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  max-width: 60rem;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
}

.brand {
  color: var(--fg);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  text-decoration: none;
}

.brand span {
  color: var(--accent);
}

.site-header nav a {
  margin-left: 1.25rem;
  color: var(--muted);
  font-size: 0.95rem;
  text-decoration: none;
}

.site-header nav a:hover,
.site-header nav a[aria-current="page"] {
  color: var(--fg);
}

.page {
  max-width: 60rem;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 4rem;
}

/* Project cards */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
  gap: 1rem;
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
}

.card-link {
  display: block;
  height: 100%;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.15s;
}

.card-link:hover {
  border-color: var(--accent);
}

.card-link h2 {
  margin: 0 0 0.35rem;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
}

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

.tag {
  display: inline-block;
  margin-bottom: 0.6rem;
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}