body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; background: #f6f7f9; color: #1d1d1f; }
main { max-width: 760px; margin: 0 auto; padding: 32px 16px; }
h1 { font-size: 1.6rem; margin: 0 0 24px; }
dl { display: grid; grid-template-columns: max-content 1fr; gap: 8px 16px; margin: 0 0 24px; }
dt { font-weight: 600; }
dd { margin: 0; word-break: break-all; }
code, pre { font-family: Consolas, monospace; font-size: 0.9em; }
pre { background: #fff; border: 1px solid #ddd; padding: 12px; overflow-x: auto; white-space: pre-wrap; word-break: break-all; }
table { width: 100%; border-collapse: collapse; background: #fff; margin: 16px 0; }
th, td { text-align: left; padding: 8px 12px; border-bottom: 1px solid #e5e5e5; vertical-align: top; }
.error { background: #fdecea; border: 1px solid #f5c2bd; color: #8a1c13; padding: 12px; border-radius: 6px; }
.button { display: inline-block; background: #e8212b; color: #fff; text-decoration: none; padding: 12px 20px; border-radius: 6px; font-weight: 600; }
.button:hover { background: #c81a23; }