:root { color-scheme: light dark; --line: #8886; --warn: #c0392b; }
body { margin: 0; font: 16px/1.5 system-ui, sans-serif; }
main { max-width: 34rem; margin: 0 auto; padding: 16px; }
h1 { font-size: 1.5rem; margin: 0 0 16px; }
h2 { font-size: 1.05rem; margin: 24px 0 8px; }
button { font: inherit; padding: 10px 14px; border: 1px solid var(--line); border-radius: 8px; background: none; color: inherit; cursor: pointer; margin: 4px 4px 4px 0; }
a.button { display: inline-block; font: inherit; padding: 10px 14px; border: 1px solid var(--line); border-radius: 8px; color: inherit; text-decoration: none; }
button.link { padding: 2px 6px; margin: 0; }
input { font: inherit; display: block; width: 100%; box-sizing: border-box; padding: 10px; margin: 4px 0; border: 1px solid var(--line); border-radius: 8px; background: none; color: inherit; }
ul { list-style: none; padding: 0; margin: 0; }
li { padding: 8px 0; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 8px; overflow-wrap: anywhere; }
code, #code-list li { font-family: ui-monospace, monospace; }
small { opacity: 0.7; display: block; }
.problem { color: var(--warn); }
details { margin-top: 16px; }