:root {
  color-scheme: light;
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: #f5f4ef; color: #20221f; }
main {
  width: min(520px, calc(100% - 32px));
  margin: 8vh auto;
  background: white;
  border: 1px solid #d9d8d0;
  border-radius: 18px;
  padding: 28px;
  box-shadow: 0 18px 55px #00000012;
}
.eyebrow { margin: 0 0 6px; color: #173f35; font-size: 12px; font-weight: 800; letter-spacing: .12em; }
h1 { margin: 0 0 8px; font-size: 24px; }
p { line-height: 1.6; color: #55584f; }
label { display: block; margin: 16px 0 6px; font-weight: 650; }
input { width: 100%; padding: 12px 14px; border: 1px solid #b8bab0; border-radius: 10px; font: inherit; }
button { border: 0; border-radius: 10px; padding: 12px 18px; font: inherit; font-weight: 700; cursor: pointer; }
button:disabled { cursor: wait; opacity: .6; }
.primary { background: #173f35; color: white; }
.secondary { background: #ecebe5; color: #343630; }
.row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.hidden { display: none; }
.detail { background: #f5f4ef; border-radius: 12px; padding: 14px; margin-top: 18px; }
.detail dt { margin-top: 10px; font-size: 12px; font-weight: 700; color: #777a70; }
.detail dd { margin: 3px 0 0; overflow-wrap: anywhere; }
#message { min-height: 24px; color: #9a3412; }
.foot { font-size: 12px; margin-top: 22px; }

@media (max-width: 560px) {
  main { margin: 20px auto; padding: 22px; border-radius: 15px; }
  .row button { flex: 1 1 100%; }
}