.container { width: 95%; max-width: 420px; margin-bottom: 40px; z-index: 10; }
.card-outer {
  position: relative; padding: 1.5px;
  background: rgba(255, 255, 255, 0.05); border-radius: 28px; overflow: hidden;
}
.card-outer::before {
  content: ""; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
  background: conic-gradient(transparent, var(--primary), transparent, var(--accent), transparent);
  animation: rotate 3s linear infinite;
}
@keyframes rotate { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.card-inner {
  position: relative; background: #050608; border-radius: 26.5px;
  padding: 30px 20px; z-index: 1; text-align: center;
}
.qr-frame {
  width: 190px; height: 190px; margin: 0 auto 20px;
  background: #000; padding: 18px; border-radius: 20px;
  border: 1px solid rgba(0, 242, 255, 0.3);
  box-shadow: inset 0 0 30px rgba(0, 242, 255, 0.1);
  display: flex; justify-content: center; align-items: center;
}
.qr-frame img { 
  width: 100%; height: 100%; 
  filter: drop-shadow(0 0 10px var(--primary));
  animation: qrPulse 2s ease-in-out infinite alternate;
}
@keyframes qrPulse {
  from { transform: scale(1); opacity: 1; }
  to { transform: scale(0.97); opacity: 0.85; }
}

#t-info { font-size: 13px; color: var(--primary); margin-bottom: 20px; font-weight: 700; opacity: 0.9; }

.btn-main {
  display: block; width: 100%; padding: 16px; margin-top: 5px;
  background: #000; border: 2px solid var(--primary);
  border-radius: 14px; color: var(--primary);
  text-decoration: none; font-weight: 800; font-size: 18px;
  text-shadow: 0 0 8px var(--primary);
  transition: 0.2s; position: relative; overflow: hidden;
}
.btn-main::after {
  content: ""; position: absolute; top: -50%; left: -150%; width: 200%; height: 200%;
  background: linear-gradient(90deg, transparent, rgba(0, 242, 255, 0.3), transparent);
  transform: rotate(45deg);
  animation: sweep 3s infinite;
}
@keyframes sweep { 0% { left: -150%; } 100% { left: 150%; } }
.btn-main:active { transform: scale(0.96); background: var(--primary); color: #000; }