:root {
  /* Onboarding-style tokens */
  --bs-body-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --ink: #212529;
  --surface: #ffffff;
  --surface-muted: #f8f9fa;
  --stroke: #ced4da;
  --accent: #6664aa;
  --accent-dark: #59589a;
}

/* Page background and base text styling */
.app-body {
  min-height: 100vh;
  color: var(--ink);
  background: #ffffff;
}

.kicker {
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: #4f5f78;
}

/* Card and fieldset surfaces */
.card-surface {
  border-color: var(--stroke);
  background: var(--surface);
  border-radius: 0.25rem;
  box-shadow: none !important;
}

.fieldset-wrap {
  border: 1px solid var(--stroke);
  border-radius: 0.25rem;
  background: var(--surface);
}

.box-wrap {
  border: 1px solid var(--stroke);
  background: var(--surface);
}

/* Repeatable section/link blocks */
.repeatable-wrap {
  border-top: 1px solid #dee2e6;
  padding-top: 0.75rem;
}

.repeatable-section {
  background: var(--surface-muted);
  border-color: var(--stroke) !important;
}

.repeatable-link-group {
  background: var(--surface);
  border-color: #dee2e6 !important;
}

/* Preview and code output containers */
.preview-root {
  border: 1px solid var(--stroke);
  border-radius: 0.25rem;
  padding: 0.5rem;
  min-height: 220px;
  background: #fff;
}

.code-output {
  min-height: 180px;
  font-family: var(--mono);
  font-size: 0.84rem;
  line-height: 1.45;
}

h1,
h2,
h3 {
  color: #212529;
  font-weight: 500;
}

.display-5 {
  font-size: 2.5rem;
}

.form-label {
  font-weight: 500;
  color: #212529;
}

.form-control,
.form-select {
  border-color: var(--stroke);
  border-radius: 0.25rem;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 0.2rem rgba(102, 100, 170, 0.2);
}

a {
  color: var(--accent);
}

a:hover {
  color: var(--accent-dark);
}

.btn-warning,
.btn-primary {
  background-color: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.btn-warning:hover,
.btn-warning:focus,
.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--accent-dark);
  border-color: var(--accent-dark);
  color: #ffffff;
}

.btn-outline-primary,
.btn-outline-secondary {
  color: var(--accent);
  border-color: var(--accent);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus,
.btn-outline-secondary:hover,
.btn-outline-secondary:focus {
  color: #ffffff;
  background-color: var(--accent);
  border-color: var(--accent);
}

/* Copy flash feedback */
.flash {
  animation: flash 700ms ease;
}

@keyframes flash {
  0% {
    box-shadow: 0 0 0 0 rgba(102, 100, 170, 0.35);
  }
  100% {
    box-shadow: 0 0 0 14px rgba(102, 100, 170, 0);
  }
}

/* Small-screen textarea sizing */
@media (max-width: 576px) {
  .code-output {
    min-height: 150px;
  }
}