*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--color-ground);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  -webkit-font-smoothing: antialiased;
}

.card {
  background-color: var(--color-surface);
  max-width: 32rem;
  width: 100%;
  padding: var(--space-8);
}

h1 {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-3);
  text-wrap: balance;
}

p {
  color: var(--color-ink-muted);
  font-size: var(--font-size-base);
  margin-bottom: var(--space-6);
  text-wrap: pretty;
}

.action-btn {
  appearance: none;
  background-color: var(--color-accent);
  color: var(--color-surface);
  border: none;
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  font-weight: 600;
  padding: var(--space-3) var(--space-6);
  min-height: 44px;
  min-width: 44px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.action-btn:hover {
  background-color: color-mix(in oklch, var(--color-accent) 85%, white);
}

.action-btn:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.action-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.status-region {
  margin-top: var(--space-4);
  min-height: 1.5rem;
  font-size: var(--font-size-sm);
  color: var(--color-ink-muted);
}

.fixture-panel {
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid color-mix(in oklch, var(--color-ink) 10%, transparent);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.fixture-panel form {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.fixture-panel input {
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  border: 1px solid color-mix(in oklch, var(--color-ink) 25%, transparent);
}

.fixture-panel button {
  appearance: none;
  background-color: var(--color-ground);
  color: var(--color-ink);
  border: 1px solid color-mix(in oklch, var(--color-ink) 20%, transparent);
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  cursor: pointer;
}