:root {
  --bg: #1b1d21;
  --surface: #25272c;
  --raised: #31343a;
  --border: #383b42;
  --text: #f4f4f5;
  --muted: #a1a1aa;
  --accent: #ff7a1a;
  --on-accent: #0e0e10;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 400 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
}
main { width: 100%; max-width: 440px; padding: 40px 20px 24px; display: flex; flex-direction: column; gap: 20px; flex: 1; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; letter-spacing: -0.2px; }
.brand img { width: 32px; height: 32px; }
h1 { font-size: 30px; line-height: 1.15; margin: 0; font-weight: 700; letter-spacing: -0.6px; }
p { margin: 0; }
.muted { color: var(--muted); font-size: 15px; }
.button {
  display: flex; align-items: center; justify-content: center; min-height: 54px; border-radius: 14px;
  font-weight: 700; font-size: 16px; text-decoration: none; padding: 0 20px;
}
.button.primary { background: var(--accent); color: var(--on-accent); }
.button.secondary { background: var(--surface); border: 1px solid var(--border); color: var(--text); font-weight: 600; }
.card { background: var(--surface); border-radius: 16px; padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.label { font-size: 13px; font-weight: 600; letter-spacing: 0.6px; text-transform: uppercase; color: var(--muted); }
.stores { display: flex; flex-direction: column; gap: 10px; }
.code { font: 600 20px/1 ui-monospace, "SF Mono", Menlo, Consolas, monospace; letter-spacing: 2px; color: var(--text); }
[hidden] { display: none !important; }
footer { padding: 16px 20px 28px; display: flex; gap: 16px; font-size: 13px; }
footer a { color: var(--muted); }