@import url("tokens.css");

@font-face {
  font-family: "Martian Mono";
  src: url("assets/MartianMono-Regular.ttf") format("truetype");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Martian Mono";
  src: url("assets/MartianMono-Bold.ttf") format("truetype");
  font-weight: 700;
  font-display: swap;
}

* { box-sizing: border-box; }
html {
  color-scheme: dark;
  background: var(--gid-background);
  color: var(--gid-text);
  font-family: var(--gid-font);
  scrollbar-color: var(--gid-control-border) var(--gid-background);
  scroll-padding-top: 1rem;
}
body { margin: 0; font-size: 1rem; line-height: 1.8; }
::selection { color: var(--gid-on-primary); background: var(--gid-primary); }
:focus-visible { outline: 3px solid var(--gid-focus); outline-offset: 5px; }
a { color: var(--gid-link); text-underline-offset: 0.3em; }
a:hover { text-decoration-thickness: 2px; }
button, input { font: inherit; }
button, a, input { -webkit-tap-highlight-color: transparent; }
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3 { color: var(--gid-primary); line-height: 1.25; text-wrap: balance; }
h1 { font-size: clamp(1.8rem, 5.5vw, 4rem); text-transform: uppercase; margin: 0 0 1.5rem; }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); margin: 0 0 1.5rem; }
h3 { font-size: 1rem; margin: 0 0 0.5rem; }
p { max-width: var(--gid-measure); margin: 0 0 1.5rem; }
small, figcaption { font-size: 0.8125rem; line-height: 1.7; }
code { overflow-wrap: anywhere; font-family: inherit; color: var(--gid-primary); }
.container { width: min(var(--gid-content), calc(100% - 3rem)); margin-inline: auto; }
.site-header { display: flex; justify-content: space-between; align-items: center; gap: 1.5rem; padding-block: 2rem; }
.site-header img { width: 19rem; }
.site-header nav { display: flex; flex-wrap: wrap; gap: 1rem; font-size: 0.8125rem; }
.hero { padding-block: 3rem 4rem; }
.hero p { max-width: 53ch; }
.muted, figcaption { color: var(--gid-text-muted); }
.skip-rule { height: 4px; width: 7rem; margin-bottom: 2rem; background: var(--gid-skip); }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; }
.button {
  display: inline-flex; justify-content: center; align-items: center;
  min-height: 48px; padding: 0.75rem 1.25rem; border: 1px solid var(--gid-primary);
  border-radius: 0; background: var(--gid-primary); color: var(--gid-on-primary);
  text-decoration: none; font-weight: 700; line-height: 1.5; cursor: pointer;
  transition: background-color 140ms ease-out, color 140ms ease-out;
}
.button:hover { background: var(--gid-text); border-color: var(--gid-text); }
.button:active { background: var(--gid-accent); border-color: var(--gid-accent); }
.button-secondary { background: transparent; color: var(--gid-primary); }
.button-secondary:hover { background: var(--gid-surface); color: var(--gid-primary); }
.button:disabled { background: var(--gid-surface); color: var(--gid-text-muted); border-color: var(--gid-control-border); cursor: not-allowed; }
section { padding-block: var(--gid-space-4); border-top: 1px solid var(--gid-border); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
.swatches { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.5rem; margin-bottom: 2rem; }
.swatch { height: 4rem; margin-bottom: 0.75rem; border: 1px solid var(--gid-control-border); }
.ink { background: var(--gid-background); }
.paper { background: var(--gid-primary); }
.crimson { background: var(--gid-skip); }
.accent { background: var(--gid-accent); }
.type-sample { font-size: clamp(1.25rem, 3.5vw, 2.5rem); line-height: 1.5; color: var(--gid-primary); }
kbd { display: inline-block; padding: 0.1em 0.5em; border: 1px solid var(--gid-control-border); font: inherit; color: var(--gid-primary); }
label { display: block; margin-bottom: 0.5rem; }
input {
  width: 100%; min-height: 48px; padding: 0.75rem; border: 1px solid var(--gid-control-border);
  border-radius: 0; background: var(--gid-background); color: var(--gid-text); caret-color: var(--gid-primary);
}
input::placeholder { color: var(--gid-text-muted); opacity: 1; }
input[aria-invalid="true"] { border-color: var(--gid-accent); }
.error { color: var(--gid-accent); margin-top: 0.5rem; }
.sample-states { display: grid; gap: 1rem; align-content: start; }
.sample-states .button { justify-self: start; }
figure { margin: 0; }
figcaption { margin-top: 1rem; }
.asset-links { display: flex; gap: 1rem 2rem; flex-wrap: wrap; padding: 0; list-style: none; }
footer { border-top: 1px solid var(--gid-border); padding-block: 2rem; }
.skip-link { position: absolute; top: -10rem; left: 1rem; z-index: 1; padding: 0.75rem; background: var(--gid-background); }
.skip-link:focus { top: 1rem; }
@media (max-width: 44rem) {
  .site-header { align-items: flex-start; flex-direction: column; }
  .split { grid-template-columns: 1fr; gap: 2rem; }
  .swatches { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero { padding-block: 2rem 3rem; }
}
@media (max-width: 24rem) {
  .container { width: calc(100% - 2rem); }
  .actions { align-items: stretch; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}