:root {
  --bg: #efe7d8;
  --ink: #171513;
  --muted: #5b5348;
  --red: #c7371b;
  --sans: "Avenir Next", "Helvetica Neue", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--ink);
  color: var(--bg);
  padding: 0.5rem 0.8rem;
}

.skip-link:focus {
  top: 1rem;
}

header,
footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.4rem;
  border-bottom: 2px solid var(--ink);
}

footer {
  border-bottom: 0;
  border-top: 2px solid var(--ink);
}

.logo {
  text-decoration: none;
  font-weight: 800;
}

.nav-toggle {
  display: none;
}

.site-nav {
  display: flex;
  gap: 1.2rem;
}

.site-nav a {
  text-decoration: none;
}

.hero {
  padding: 4.5rem 1.4rem 3rem;
}

.eyebrow {
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: var(--red);
}

h1 {
  max-width: 18ch;
  font-size: clamp(2.6rem, 8vw, 5.4rem);
  line-height: 0.95;
  margin: 0.4rem 0 0;
}

.band {
  padding: 2.4rem 1.4rem;
  border-top: 2px solid var(--ink);
}

.band p,
.project p {
  max-width: 40rem;
  color: var(--muted);
}

.project {
  min-height: 16rem;
  padding: 2rem 1.4rem;
  border-top: 2px solid var(--ink);
  display: grid;
  align-content: end;
}

.project h3 {
  margin: 0.2rem 0 0.4rem;
  font-size: clamp(2rem, 5vw, 3.4rem);
}

.project.c1 {
  background: #f3c7b5;
}

.project.c2 {
  background: #c9d7c4;
}

.project.c3 {
  background: #d8c9ef;
}

.dark {
  background: var(--ink);
  color: var(--bg);
}

.dark p,
.dark a {
  color: #efe7d8;
}

:focus-visible {
  outline: 3px solid var(--red);
  outline-offset: 3px;
}

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

  .nav-toggle {
    display: inline-flex;
    margin-left: auto;
    border: 2px solid var(--ink);
    background: transparent;
    font: inherit;
    padding: 0.3rem 0.7rem;
  }

  .site-nav {
    display: none;
    width: 100%;
    flex-direction: column;
  }

  .site-nav.is-open {
    display: flex;
  }
}