:root { --green: #15803d; --text: #111827; --muted: #6b7280; --bg: #f6f7f5; }
* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
main { max-width: 560px; margin: 0 auto; padding: 32px 16px; }
h1 { color: var(--green); font-size: 36px; margin: 0 0 8px; }
.card { background: #fff; border: 1px solid #e5e7eb; border-radius: 14px; padding: 20px; margin: 16px 0; }
.code { font-size: 34px; font-weight: 700; letter-spacing: 6px; }
.btn { display: block; text-align: center; background: var(--green); color: #fff; padding: 14px; border-radius: 10px; text-decoration: none; font-weight: 600; margin: 8px 0; }
.btn.secondary { background: #fff; color: var(--green); border: 1.5px solid var(--green); }
.muted { color: var(--muted); }
.card h2 { font-size: 18px; margin: 20px 0 8px; }
.card h2:first-child { margin-top: 0; }
.card ul { padding-left: 20px; }
.card li { margin: 4px 0; }
.card table { width: 100%; border-collapse: collapse; margin: 8px 0 12px; font-size: 14px; }
.card th, .card td { text-align: left; vertical-align: top; padding: 8px 6px; border-bottom: 1px solid #e5e7eb; }
.card th { font-weight: 600; }
.card .legal { font-size: 13px; color: #555; }
@media (max-width: 480px) { .card table { font-size: 13px; } }