:root {
  --bg: #ffffff;
  --ink: #000000;
  --muted: #000000;
  --stage: #ffffff;
  --border: #000000;
  --font: "Comic Sans MS", "Comic Sans", "Chalkboard SE", "Comic Neue", cursive;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
}

main {
  width: min(920px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.25rem 0 3rem;
}

header {
  text-align: center;
  margin-bottom: 1rem;
}

.brand {
  margin: 0 0 0.35rem;
  font-family: var(--font);
  font-size: 0.95rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
}

h1 {
  margin: 0;
  font-family: var(--font);
  font-weight: 700;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  letter-spacing: 0;
  color: var(--ink);
}

.lede {
  margin: 0.65rem auto 0;
  max-width: 34rem;
  color: var(--ink);
  line-height: 1.45;
}

.stage {
  display: grid;
  place-items: center;
  background: var(--stage);
  border: 2px solid var(--border);
  min-height: min(72vw, 640px);
  overflow: hidden;
}

#stitch {
  width: 100%;
  height: auto;
  display: block;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2rem;
  justify-content: center;
  align-items: end;
  margin-top: 1.25rem;
  margin-bottom: 1rem;
}

label {
  display: grid;
  gap: 0.35rem;
  color: var(--ink);
  font-family: var(--font);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

input[type="range"] {
  width: min(220px, 70vw);
  accent-color: #000000;
}

.val {
  color: var(--ink);
  text-transform: none;
  letter-spacing: 0;
}

.check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.swatch {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.swatch input[type="text"] {
  width: 7.5rem;
  text-transform: none;
}

.swatch input[aria-invalid="true"] {
  border-color: #000000;
  outline: 2px solid #000000;
}

button,
select,
input[type="text"],
input[type="file"] {
  font-family: var(--font);
  font-size: 1rem;
  color: var(--ink);
  background: #ffffff;
  border: 2px solid #000000;
  padding: 0.5rem 0.9rem;
}

button {
  cursor: pointer;
  background: #ffffff;
  border-color: #000000;
  color: #000000;
}

button:hover,
button:focus-visible {
  background: #000000;
  color: #ffffff;
}

input[type="color"] {
  width: 4rem;
  height: 2.2rem;
  border: 2px solid #000000;
  background: #ffffff;
  padding: 0;
}

#status {
  min-height: 1.2em;
  margin: 0 0 0.75rem;
  text-align: center;
  color: var(--ink);
  font-family: var(--font);
}