:root {
  --fg: #1a1a1a;
  --muted: #555;
  --line: #d0d0d0;
  --accent: #234;
  --idle-bg: #fff8e6;
  --idle-line: #e0b000;
  --active-bg: #eaf5ea;
  --active-line: #3a8a3a;
}
* {
  box-sizing: border-box;
}
body {
  font: 16px/1.5 system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--fg);
  margin: 0;
  background: #fff;
}
main {
  max-width: 44rem;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}
h1 {
  font-size: 1.6rem;
}
.intro,
.framing {
  color: var(--muted);
}
.banner {
  border: 1px solid var(--line);
  border-left-width: 4px;
  border-radius: 4px;
  padding: 0.75rem 1rem;
  margin: 1rem 0;
}
.banner-idle {
  background: var(--idle-bg);
  border-left-color: var(--idle-line);
}
.banner-active {
  background: var(--active-bg);
  border-left-color: var(--active-line);
}
form {
  margin-top: 1.5rem;
}
.field {
  margin: 1rem 0;
}
.field label,
.field legend {
  display: block;
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.field-check {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
}
.field-check label {
  font-weight: 400;
}
input[type="text"],
textarea {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  font: inherit;
}
fieldset.field-axis {
  border: 1px solid var(--line);
  border-radius: 4px;
}
.axis-opt {
  display: block;
  font-weight: 400;
  margin: 0.15rem 0;
}
.req {
  color: #b00;
}
button {
  margin-top: 1rem;
  padding: 0.6rem 1.2rem;
  font: inherit;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  border: 0;
  border-radius: 4px;
  cursor: pointer;
}
table.axes {
  border-collapse: collapse;
  width: 100%;
}
table.axes th,
table.axes td {
  border: 1px solid var(--line);
  padding: 0.4rem 0.6rem;
  text-align: left;
}
/* Honeypot: kept in the DOM for bots, removed from the visual + a11y tree. */
.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}