.qr-body {
  min-height: 100vh;
  padding: 36px 20px;
  display: grid;
  place-items: center;
  color: #fff;
  background:
    radial-gradient(700px 500px at 82% 8%, rgba(62, 201, 138, 0.34), transparent 60%),
    radial-gradient(800px 600px at 6% 92%, rgba(47, 123, 234, 0.42), transparent 62%),
    linear-gradient(150deg, #0a2f78, #061a45);
}
.qr-stage {
  width: min(940px, 100%);
  display: grid;
  grid-template-columns: minmax(0, 460px) minmax(0, 1fr);
  gap: 34px;
  align-items: center;
}
.qr-card {
  background: #fff;
  color: var(--ink);
  border-radius: 32px;
  padding: 34px 34px 28px;
  text-align: center;
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.34);
}
.qr-kicker { font-size: 11.5px; font-weight: 700; letter-spacing: 0.12em; color: var(--blue); }
.qr-card h1 {
  font-size: clamp(40px, 6vw, 56px);
  font-weight: 900;
  line-height: 1;
  margin: 12px 0 4px;
  letter-spacing: -0.03em;
}
.qr-card h1 span {
  background: linear-gradient(165deg, #4a91ff, #1557c8 55%, #0a2f78);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.qr-card h2 { font-size: clamp(19px, 2.6vw, 25px); font-weight: 900; color: var(--blue-deep); }
.qr-sub { color: var(--muted); font-size: 13.5px; margin-top: 8px; letter-spacing: 0.08em; }
.qr-image-wrap {
  position: relative;
  width: min(330px, 100%);
  margin: 22px auto 18px;
  padding: 14px;
  border-radius: 22px;
  background: #f6faff;
  border: 1px solid var(--line);
}
.qr-image-wrap img { width: 100%; height: auto; border-radius: 12px; }
.qr-fallback { padding: 70px 10px; color: var(--muted); font-size: 13px; }
.qr-rules { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.qr-rules span {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--ink-soft);
  background: #f2f7ff;
  border: 1px solid var(--line);
  padding: 4px 10px;
  border-radius: 999px;
}
.qr-link { display: block; margin-top: 14px; font-size: 12px; color: var(--blue); word-break: break-all; }
.qr-updated { margin-top: 8px; font-size: 11px; color: #9aabc4; font-family: Consolas, monospace; }
.qr-side { display: grid; gap: 14px; }
.qr-side-block {
  padding: 18px 20px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(6px);
}
.qr-label {
  display: block;
  font-family: Consolas, monospace;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.2em;
  color: #9df0c4;
  margin-bottom: 4px;
}
.qr-side-block strong { display: block; font-size: 18px; font-weight: 800; }
.qr-side-block p { font-size: 12.5px; color: rgba(255, 255, 255, 0.66); line-height: 1.8; margin-top: 4px; }

@media (max-width: 860px) {
  .qr-body { padding: 18px 14px; align-content: start; }
  .qr-stage { grid-template-columns: 1fr; gap: 16px; }
  .qr-card { border-radius: 26px; padding: 26px 20px 22px; }
  .qr-side { grid-template-columns: 1fr; gap: 10px; }
  .qr-side-block { padding: 14px 16px; }
  .qr-side-block strong { font-size: 16px; }
  .qr-image-wrap { margin: 16px auto 14px; padding: 10px; }
}