body { font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Meiryo", sans-serif; }
.big-btn { transition: transform 0.1s ease; }
.big-btn:active { transform: scale(0.97); }
.card { background: #fff; border-radius: 12px; box-shadow: 0 1px 3px rgba(0,0,0,0.08); }
.status-badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; }
#qr-reader video { border-radius: 12px; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }