:root {
  --ink: #2a1f2d; --line: var(--ink); --paper: #fff8ec; --paper-2: #f3e6cf; --accent: #ff7f2a; --muted: #7d6b62;
  --bad: #d63b3b; --shadow: 0 6px 0 rgba(42, 31, 45, 0.25);
  --font: 'Baloo 2', ui-rounded, 'Segoe UI', system-ui, sans-serif;
  color-scheme: light;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  background: #8fd3ea; font-family: var(--font); color: var(--ink);
  display: flex; justify-content: center; align-items: flex-start; padding: 32px 16px 72px;
}
.card {
  width: min(560px, 100%); background: var(--paper); border: 4px solid var(--line); border-radius: 24px;
  box-shadow: var(--shadow); padding: 24px;
}
h1 { margin: 0; font-size: 44px; font-weight: 700; line-height: 1; }
h1 span { color: var(--accent); }
h2 { font-size: 22px; margin: 22px 0 8px; }
h3 { font-size: 18px; margin: 14px 0 4px; }
.tagline { margin: 8px 0 18px; color: var(--muted); font-weight: 500; }
label { display: flex; align-items: center; gap: 8px; font-weight: 600; margin: 14px 0 6px; }
input {
  width: 100%; font: inherit; font-size: 24px; letter-spacing: 2px; text-transform: uppercase; padding: 10px 14px;
  border: 3px solid var(--line); border-radius: 14px; background: #fff; color: var(--ink);
}
input:focus { outline: 3px solid var(--accent); outline-offset: 2px; }
.hint, .note { color: var(--muted); margin: 8px 0; }
.btn {
  display: flex; align-items: center; gap: 10px; text-decoration: none; font: inherit; font-weight: 600;
  font-size: 18px; padding: 10px 16px; border: 3px solid var(--line); border-radius: 14px; background: var(--paper-2);
  color: var(--ink); cursor: pointer; box-shadow: 0 4px 0 var(--line); margin-top: 10px;
}
.btn:active { transform: translateY(3px); box-shadow: 0 1px 0 var(--line); }
.btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.btn.primary { width: 100%; justify-content: center; font-size: 22px; background: var(--accent); color: #fff; }
.files .btn { width: 100%; }
.files .btn .what { flex: 1; }
.files .btn .size { font-size: 15px; opacity: 0.8; }
form .btn.primary { margin-top: 18px; }
.code-form.compact { margin-top: 26px; padding-top: 10px; border-top: 3px dashed var(--paper-2); }
.code-form.compact input { font-size: 18px; }
.version { font-weight: 600; margin: 0; }
.error {
  display: flex; align-items: center; gap: 8px; color: #fff; background: var(--bad); border: 3px solid var(--line);
  border-radius: 14px; padding: 8px 12px; font-weight: 600;
}
ol { margin: 4px 0; padding-left: 22px; }
li { margin: 4px 0; }
.langs { position: fixed; right: 12px; bottom: 12px; display: flex; gap: 6px; }
.langs a {
  font-weight: 700; text-decoration: none; color: var(--ink); background: var(--paper); border: 3px solid var(--line);
  border-radius: 10px; padding: 2px 10px;
}
.langs a[aria-current] { background: var(--ink); color: var(--paper); }