:root { color-scheme: light; font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif; }
* { box-sizing: border-box; }
body { background: #f7f4ee; color: #292b28; margin: 0; min-height: 100vh; }
main { margin: 0 auto; max-width: 520px; padding: max(15vh, 80px) 28px 48px; text-align: center; }
.mark { align-items: center; background: #5f715b; border-radius: 22px; color: white; display: inline-flex; font-size: 32px; font-weight: 700; height: 72px; justify-content: center; width: 72px; }
.eyebrow { color: #5f715b; font-size: 13px; font-weight: 700; letter-spacing: 3px; margin: 24px 0 8px; }
h1 { font-size: 30px; line-height: 1.25; margin: 0; }
.message { color: #777a73; font-size: 16px; line-height: 1.7; margin: 18px auto 0; }
.button { background: #5f715b; border-radius: 14px; color: white; display: block; font-size: 17px; font-weight: 650; margin-top: 30px; padding: 15px 20px; text-decoration: none; }
.footnote { color: #96988f; font-size: 12px; margin-top: 24px; }