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

:root {
  --ink: #1f2a44;
  --muted: #4a5568;
  --accent: #8a1c1c;
  --accent-dark: #6b1414;
  --paper: #fdf8ec;
  --bg: #ffffff;
  --line: #6b7280;
  --error: #b00020;
  --focus: #1d4ed8;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.5;
}

.wrap {
  width: 100%;
  max-width: 40rem;
  margin: 0 auto;
  padding: 1.25rem 1rem;
}

h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.75rem;
  line-height: 1.2;
  margin: 0.5rem 0 0.75rem;
}

h2 {
  font-size: 1.25rem;
  margin: 1.5rem 0 0.5rem;
}

.lead {
  margin: 0 0 1.25rem;
}

.note {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.field {
  margin-bottom: 0.75rem;
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

input {
  display: block;
  width: 100%;
  min-height: 44px;
  padding: 0.5rem 0.75rem;
  font: inherit;
  color: var(--ink);
  background: var(--bg);
  border: 2px solid var(--line);
  border-radius: 6px;
}

input[aria-invalid="true"] {
  border-color: var(--error);
}

.error {
  margin: 0.25rem 0 0;
  color: var(--error);
  font-weight: 600;
  min-height: 0;
}

.error:empty {
  margin: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  min-width: 48px;
  padding: 0.6rem 1.25rem;
  font: inherit;
  font-weight: 700;
  color: var(--accent);
  background: var(--bg);
  border: 2px solid var(--accent);
  border-radius: 8px;
  cursor: pointer;
}

.btn:hover {
  background: #f7e9e9;
}

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

.btn-primary:hover {
  background: var(--accent-dark);
}

form .btn {
  width: 100%;
  margin-top: 0.5rem;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.result {
  margin-top: 2rem;
}

.preview {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  background: var(--paper);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.actions .btn {
  flex: 1 1 12rem;
}

[hidden] {
  display: none !important;
}

.footer {
  padding-top: 0;
  padding-bottom: 2rem;
}

a {
  color: var(--accent);
  display: inline-block;
  min-height: 44px;
  padding: 0.5rem 0;
}

.prose p {
  margin: 0 0 1rem;
}