:root { --brand: #BE185D; --soft: #FCE7F3; --text: #0F172A; --muted: #64748B; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: grid; place-items: center; padding: 24px;
  background: #F4F7F7; color: var(--text); font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
.card { width: 100%; max-width: 420px; background: #fff; border-radius: 18px; padding: 32px 24px;
  text-align: center; box-shadow: 0 6px 24px rgba(15, 23, 42, .08); }
.logo { height: 120px; width: auto; }
h1 { margin: 12px 0 6px; font-size: 24px; color: var(--brand); }
p { line-height: 1.5; margin: 8px 0; }
.sub, .small { color: var(--muted); }
.small { font-size: 13px; }
.check { width: 56px; height: 56px; margin: 6px auto 0; border-radius: 50%; background: var(--soft);
  color: var(--brand); font-size: 30px; line-height: 56px; font-weight: 700; }
.btn { display: block; margin: 16px 0 0; padding: 14px 18px; border-radius: 12px; background: var(--brand);
  color: #fff; text-decoration: none; font-weight: 700; }
.btn.alt { background: var(--soft); color: var(--brand); margin-top: 10px; }