:root {
  --navy: #0a3580;
  --orange: #f97316;
  --ink: #111827;
  --muted: #5b6475;
  --surface: #f4f6fb;
  --card: #ffffff;
  --border: #dde2ec;
  --danger: #b00020;
  --ok: #15803d;
  color-scheme: light;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--surface);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  padding-top: max(14px, env(safe-area-inset-top));
  background: var(--navy);
  color: #fff;
}

.top h1 { margin: 0; font-size: 1.15rem; font-weight: 700; }

.lang select {
  font: inherit;
  font-size: 0.9rem;
  padding: 6px 8px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}
.lang option { color: var(--ink); }

main {
  flex: 1;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 16px;
}

.status { margin: 0 0 12px; color: var(--muted); }
.status.live { color: var(--danger); font-weight: 600; }
.status.paid { color: var(--ok); font-weight: 600; }
.status.big { font-size: 1.1rem; color: var(--ink); text-align: center; margin-top: 32px; }

.receipt {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  overflow-wrap: anywhere;
}
.receipt img { max-width: 100%; height: auto; }

.actions { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 10px 16px;
  border-radius: 10px;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary { background: var(--navy); color: #fff; }
.btn-secondary { background: var(--card); color: var(--navy); border-color: var(--navy); }
.btn[disabled] { opacity: 0.55; cursor: default; }
#again { display: flex; margin: 16px auto 0; }
#again[hidden] { display: none; }

.mail { display: flex; flex-direction: column; gap: 8px; }
.mail input {
  min-height: 48px;
  padding: 10px 12px;
  font: inherit;
  border: 1px solid var(--border);
  border-radius: 10px;
}
.mail input[aria-invalid="true"] { border-color: var(--danger); }
.hint { margin: 0; font-size: 0.85rem; color: var(--muted); }
.mail-result { margin: 0; font-size: 0.95rem; }
.mail-result.error { color: var(--danger); }
.mail-result.ok { color: var(--ok); }

.foot {
  padding: 16px;
  padding-bottom: max(16px, env(safe-area-inset-bottom));
  text-align: center;
  font-size: 0.8rem;
  color: var(--muted);
}
.foot a { color: inherit; }

[hidden] { display: none !important; }