/* Shared foundation: teletext palette, reset, form primitives. */

:root {
  /* The seven teletext colours, plus the black they sit on. */
  --tt-black: #000;
  --tt-red: #ff3333;
  --tt-green: #33ff33;
  --tt-yellow: #ffff33;
  --tt-blue: #3388ff;
  --tt-magenta: #ff33ff;
  --tt-cyan: #33ffff;
  --tt-white: #ffffff;

  --bg: var(--tt-black);
  --fg: var(--tt-white);
  --dim: #8a8a8a;
  --panel: #111111;
  --line: #2a2a2a;

  --mono: ui-monospace, "DejaVu Sans Mono", "Cascadia Mono", Menlo, Consolas, monospace;
}

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

* {
  margin: 0;
}

html,
body {
  min-height: 100%;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--mono);
  line-height: 1.4;
  -webkit-text-size-adjust: 100%;
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

a {
  color: var(--tt-cyan);
}

/* ------------------------------------------------------------ form basics */

.field {
  display: block;
}

.label {
  display: block;
  color: var(--tt-cyan);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}

.label em {
  color: var(--dim);
  font-style: normal;
  text-transform: none;
  letter-spacing: 0;
}

input,
textarea,
select {
  width: 100%;
  padding: 0.6rem 0.7rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 0;
}

input:focus-visible,
textarea:focus-visible,
select:focus-visible,
button:focus-visible {
  outline: 2px solid var(--tt-yellow);
  outline-offset: 1px;
}

textarea {
  resize: vertical;
}

button {
  padding: 0.6rem 1rem;
  background: var(--tt-white);
  color: var(--tt-black);
  border: 0;
  border-radius: 0;
  font-weight: 700;
  letter-spacing: 0.08em;
  cursor: pointer;
}

button:hover:not(:disabled) {
  background: var(--tt-yellow);
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

button.ghost {
  background: transparent;
  color: var(--tt-white);
  border: 1px solid var(--line);
  font-weight: 400;
}

button.ghost:hover:not(:disabled) {
  background: var(--panel);
  color: var(--tt-yellow);
}

button.danger {
  background: transparent;
  color: var(--tt-red);
  border: 1px solid var(--tt-red);
}

button.danger:hover:not(:disabled) {
  background: var(--tt-red);
  color: var(--tt-black);
}

.kicker {
  color: var(--tt-yellow);
  letter-spacing: 0.35em;
  font-size: 0.75rem;
}

.note {
  color: var(--dim);
  font-size: 0.85rem;
  min-height: 1.2em;
}

.note[data-tone='error'] {
  color: var(--tt-red);
}

.note[data-tone='ok'] {
  color: var(--tt-green);
}

[hidden] {
  display: none !important;
}