* { box-sizing: border-box; }
body {
  margin: 0; font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: #0f1220; color: #eef0ff; line-height: 1.5;
}
.top {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 20px; background: #171a30; flex-wrap: wrap; gap: 12px;
}
.top h1 { margin: 0; font-size: 24px; }
.sub { margin: 0; color: #aab; }
main { max-width: 860px; margin: 0 auto; padding: 20px; }
h2 { font-size: 19px; margin-top: 28px; }
.hint { color: #aab; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.card {
  background: #1a1e38; border: 1px solid #2a2f55; border-radius: 12px;
  padding: 16px;
}
.card h3 { margin: 0 0 4px; }
.groups { color: #aab; margin: 0 0 10px; }
.variant {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 0; border-top: 1px solid #2a2f55;
}
.btn {
  background: #2a2f55; color: #fff; border: 0; border-radius: 8px;
  padding: 10px 16px; cursor: pointer; font-size: 15px;
}
.btn.small { padding: 6px 12px; font-size: 13px; }
.btn.primary { background: #4a5cff; }
.btn.danger { background: #a33; }
.row {
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  background: #1a1e38; border: 1px solid #2a2f55; border-radius: 10px;
  padding: 10px 14px; margin-bottom: 8px; flex-wrap: wrap;
}
.badge { padding: 2px 10px; border-radius: 20px; font-size: 13px; background: #444; }
.badge.paid { background: #2a7a4a; }
.badge.pending { background: #8a6a1a; }
.badge.cancelled, .badge.expired { background: #666; }
.modal {
  position: fixed; inset: 0; background: rgba(0, 0, 0, 0.7);
  display: flex; align-items: center; justify-content: center; padding: 16px;
}
.modal-box {
  background: #1a1e38; border-radius: 14px; padding: 20px;
  max-width: 480px; width: 100%; max-height: 90vh; overflow: auto;
}
.modal-box h3 { margin-top: 0; }
.modal-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.msg { color: #ffb454; min-height: 20px; }
.qr { display: block; max-width: 280px; width: 100%; margin: 10px auto; border-radius: 8px; }
.hidden { display: none !important; }
footer { max-width: 860px; margin: 0 auto; padding: 0 20px 30px; color: #aab; font-size: 14px; }
a { color: #8ab4ff; word-break: break-all; }