body{background:#f5f7fb;color:#172033}.card{border:1px solid #e5e9f0;border-radius:14px}.stat-card{height:100%}.stat-card .display-6{font-weight:650}.scanner-frame{position:relative;min-height:280px;background:#101827;border-radius:12px;overflow:hidden;display:flex;align-items:center;justify-content:center}.scanner-frame video{display:block;width:100%;max-height:58vh;object-fit:cover}.scanner-overlay{pointer-events:none;position:absolute;inset:0;display:flex;align-items:center;justify-content:center}.scanner-overlay span{width:min(68%,280px);aspect-ratio:1;border:3px solid #32d583;border-radius:18px;box-shadow:0 0 0 999px #07101b35}.scan-result{min-height:210px}.scan-log{max-height:330px;overflow:auto}.scan-log-item{padding:10px 0;border-bottom:1px solid #e9edf3}.scan-log-item:last-child{border-bottom:0}.table th{font-size:.85rem;color:#526075;white-space:nowrap}.table td{font-size:.93rem}.form-label{font-weight:600}.navbar-brand{font-weight:700;letter-spacing:.2px}@media(max-width:575px){.scanner-frame{min-height:220px}.scanner-frame video{max-height:42vh}}