:root {
  color-scheme: dark;
  font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  background: #090b0c;
  color: #d9e0dc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 32px;
}

main {
  width: min(100%, 1040px);
  margin: 0 auto;
}

header,
.control-row,
.url-loader {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

header {
  margin-bottom: 24px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(2rem, 6vw, 4.5rem);
  letter-spacing: -0.08em;
}

h2 {
  margin: 24px 0 8px;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: #7d8c84;
}

a {
  color: inherit;
}

.controls span,
#status {
  color: #91a199;
  font-size: 0.8rem;
}

#status {
  max-width: 34rem;
  text-align: right;
}

#status[data-kind="error"] {
  color: #ff8177;
}

.controls {
  display: grid;
  gap: 12px;
  padding: 12px;
  border: 1px solid #29302c;
  background: #101412;
}

.control-row,
.url-loader {
  justify-content: flex-start;
  flex-wrap: wrap;
}

button,
.file-button,
input[type="url"] {
  appearance: none;
  border: 1px solid #56645c;
  border-radius: 2px;
  padding: 9px 12px;
  background: #18201c;
  color: inherit;
  font: inherit;
  font-size: 0.8rem;
  cursor: pointer;
}

input[type="url"] {
  flex: 1 1 24rem;
  min-width: 12rem;
  cursor: text;
}

button:disabled,
.url-loader input:disabled,
.file-button:has(input:disabled) {
  cursor: not-allowed;
  opacity: 0.4;
}

.file-button input {
  display: none;
}

.url-loader label {
  font-size: 0.8rem;
}

canvas {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 16px;
  border: 1px solid #39443e;
  background: #000;
  image-rendering: pixelated;
}

canvas:focus {
  outline: 2px solid #a3c9b6;
  outline-offset: 3px;
}

pre {
  min-height: 12rem;
  max-height: 26rem;
  overflow: auto;
  margin: 0;
  padding: 16px;
  border: 1px solid #29302c;
  background: #050706;
  white-space: pre-wrap;
  color: #b8c9c0;
}

@media (max-width: 720px) {
  body {
    padding: 16px;
  }

  header {
    align-items: flex-start;
    flex-direction: column;
  }

  #status {
    text-align: left;
  }
}