.container{max-width:900px;margin:auto;padding:40px;font-family:Arial,Helvetica,sans-serif}.card{background:#f9fafb;border-radius:8px;margin-top:25px;padding:25px;box-shadow:0 2px 8px #0000000d}input{border:1px solid #ddd;border-radius:6px;width:100%;margin-top:10px;padding:10px;display:block}.btnPrimary{color:#fff;cursor:pointer;background:#4b5563;border:none;border-radius:6px;margin-top:15px;padding:10px 16px}.btnPrimary:hover{background:#374151}.btnSecondary{color:#fff;cursor:pointer;background:#9ca3af;border:none;border-radius:6px;padding:8px 14px}.btnSecondary:hover{background:#6b7280}.standItem{border-bottom:1px solid #eee;justify-content:space-between;align-items:center;padding:12px 0;display:flex}.scannerLink{color:#6b7280;word-break:break-all;margin-top:4px;font-size:13px}.adminContainer{display:flex}.sidebar{color:#fff;background:#2f2f2f;flex-direction:column;justify-content:space-between;width:240px;height:100vh;padding:20px;display:flex;position:fixed;top:0;left:0}.menu{flex-direction:column;gap:10px;margin-top:20px;display:flex}.menuBtn{color:#fff;background:#4a4a4a;border-radius:6px;padding:10px;text-decoration:none}.menuBtn:hover{background:#6a6a6a}.content{width:100%;margin-left:240px;padding:40px}.btn{color:#fff;cursor:pointer;background:#444;border:none;border-radius:6px;padding:8px 14px}.btn:hover{background:#666}.btnDanger{color:#fff;cursor:pointer;background:#c0392b;border:none;border-radius:6px;padding:8px 12px}.btnBack{color:#fff;cursor:pointer;background:#444;border:none;border-radius:6px;margin-top:auto;padding:10px}.formContainer{flex-direction:column;gap:16px;max-width:400px;margin-top:20px;display:flex}.formGroup{flex-direction:column;gap:4px;display:flex}.formGroup label{font-size:14px;font-weight:600}.formGroup input,.formGroup select{border:1px solid #ccc;border-radius:6px;padding:8px}.tagControls{gap:10px;margin-bottom:20px;display:flex}.tagsTable{border-collapse:collapse;width:100%}.tagsTable th{text-align:left;border-bottom:2px solid #ddd;padding:10px}.tagsTable td{border-bottom:1px solid #eee;padding:10px}.statsGrid{grid-template-columns:repeat(4,1fr);gap:20px;display:grid}.statCard{background:#fff;border-radius:10px;padding:20px;box-shadow:0 2px 6px #00000014}.statCard h3{color:#666;font-size:16px}.statCard p{margin:10px 0;font-size:32px;font-weight:700}.registerContainer{max-width:500px;margin:auto;padding:40px}.tagsGrid{grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:20px;display:grid}.tagItem{justify-content:flex-start;align-items:center;gap:10px;display:flex}.tagItem input{flex-shrink:0;width:16px;height:16px;margin:0}.modeSwitch{gap:10px;margin-bottom:20px;display:flex}.eventBanner img{object-fit:cover;border-radius:10px;width:100%;height:220px;margin-bottom:20px}.eventHeader{text-align:center;margin-bottom:25px}.eventHeader h1{font-size:32px;font-weight:700}.eventHeader p{color:#666;margin-top:6px}