:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #142e38;
  background: #f4f1e8;
  --accent: #167c73;
  --ink: #142e38;
  --muted: #5d6c72;
  --line: rgba(20, 46, 56, .14);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100svh;
  padding: max(20px, env(safe-area-inset-top)) 18px max(24px, env(safe-area-inset-bottom));
  background:
    radial-gradient(circle at 8% 5%, rgba(255, 167, 74, .24), transparent 31%),
    radial-gradient(circle at 92% 12%, rgba(45, 190, 180, .22), transparent 34%),
    linear-gradient(145deg, #fffdf7, #edf7f5 68%, #edf1fb);
}
main { width: min(760px, 100%); margin: 0 auto; }
.brand { display: flex; justify-content: center; padding: 12px 0 24px; }
.brand img { width: min(235px, 58vw); height: auto; }
.card {
  display: grid;
  gap: 20px;
  padding: clamp(28px, 7vw, 56px);
  border: 1px solid var(--line);
  border-radius: 34px;
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 30px 90px rgba(20, 46, 56, .16);
}
.eyebrow { margin: 0; color: var(--accent); font-size: 13px; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
h1 { margin: 0; max-width: 14ch; font-size: clamp(38px, 8vw, 64px); line-height: .99; letter-spacing: -.045em; }
h2 { margin: 0; font-size: 24px; line-height: 1.15; }
p { margin: 0; color: var(--muted); font-size: 17px; line-height: 1.55; }
.plain { color: var(--ink); font-weight: 760; }
.actions, form { display: grid; gap: 12px; }
button, input, a { font: inherit; }
button, .button {
  min-height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 20px;
  border: 1px solid var(--accent);
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-weight: 900;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}
button.secondary, .button.secondary { background: #fff; color: var(--ink); border-color: var(--line); }
button:disabled { cursor: wait; opacity: .62; }
label { color: var(--ink); font-weight: 850; }
input {
  min-height: 54px;
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #b9c6c4;
  border-radius: 15px;
  background: #fff;
  color: var(--ink);
  font-size: 17px;
}
input:focus-visible, button:focus-visible, a:focus-visible { outline: 3px solid color-mix(in srgb, var(--accent) 45%, white); outline-offset: 3px; }
.another {
  display: grid;
  grid-template-columns: minmax(180px, 230px) 1fr;
  gap: 24px;
  align-items: center;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.qr { min-height: 210px; display: grid; place-items: center; padding: 12px; border: 1px solid var(--line); border-radius: 18px; background: #fff; }
.qr svg { width: 100%; height: auto; display: block; }
.status { min-height: 24px; color: #94432f; font-size: 14px; font-weight: 760; }
.fine { font-size: 14px; }
.checking { min-height: 350px; display: grid; place-items: center; text-align: center; }
.spinner { width: 52px; height: 52px; margin: 0 auto 18px; border: 7px solid #d9ece8; border-top-color: var(--accent); border-radius: 50%; animation: spin .8s linear infinite; }
[hidden] { display: none !important; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (max-width: 620px) {
  body { padding-inline: 0; }
  .brand { padding-inline: 20px; }
  .card { min-height: calc(100svh - 92px); border-inline: 0; border-radius: 30px 30px 0 0; }
  .another { grid-template-columns: 1fr; }
  .qr { width: min(260px, 100%); margin: 0 auto; }
}
@media (prefers-reduced-motion: reduce) { .spinner { animation: none; } }