:root{--accent: 136, 58, 234;--accent-light: 224, 204, 250;--accent-dark: 49, 10, 101;--accent-gradient: linear-gradient(45deg, rgb(var(--accent)), rgb(var(--accent-light)) 30%, white 60%);--primary-color: #8b5cf6;--primary-hover: #7c3aed;--primary-active: #6d28d9;--success-color: #22c55e;--success-hover: #16a34a;--error-color: #ef4444;--error-hover: #dc2626;--warning-color: #f59e0b;--info-color: #3b82f6;--gold: #ffd700;--silver: #c0c0c0;--bronze: #cd7f32;--bg-primary: #13151a;--bg-secondary: rgba(255, 255, 255, .03);--bg-tertiary: rgba(255, 255, 255, .05);--bg-hover: rgba(139, 92, 246, .1);--bg-accent: rgba(139, 92, 246, .03);--border-primary: rgba(255, 255, 255, .1);--border-secondary: rgba(139, 92, 246, .3);--border-active: var(--primary-color);--text-primary: white;--text-secondary: rgba(255, 255, 255, .8);--text-muted: rgba(255, 255, 255, .7);--text-accent: var(--primary-color);--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-full: 50%;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .1);--shadow-md: 0 2px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 25px rgba(0, 0, 0, .15);--transition-fast: .2s ease;--transition-normal: .3s ease;--mobile: 480px;--tablet: 768px;--desktop: 1024px}html{font-family:system-ui,sans-serif;background:var(--bg-primary);color:var(--text-primary)}body{margin:0;padding:var(--spacing-lg);display:flex;flex-direction:column;align-items:center;min-height:100vh}main{width:100%;max-width:800px;margin:auto}.container{text-align:center;max-width:900px;margin:0 auto;padding:0 var(--spacing-md)}.card{background-color:var(--bg-secondary);padding:var(--spacing-xl);border-radius:var(--radius-md);border:1px solid var(--border-primary)}h1{font-size:2.25rem;font-weight:600;line-height:1.1;text-align:center;margin-bottom:1em}.text-gradient{background-image:var(--accent-gradient);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-size:400%;background-position:0%}.loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--spacing-2xl);color:var(--text-secondary)}.loading-spinner,.spinner{width:40px;height:40px;border:3px solid rgba(139,92,246,.3);border-top:3px solid var(--primary-color);border-radius:var(--radius-full);animation:spin 1s linear infinite;margin-bottom:var(--spacing-md)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.message{margin-top:var(--spacing-lg);padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-md);font-weight:500;text-align:center;display:none;font-size:1rem;line-height:1.5}.message.success,.result-success{background-color:#22c55e1a;border:1px solid rgba(34,197,94,.3);color:var(--success-color);display:block}.message.error,.result-invalid{background-color:#ef44441a;border:1px solid rgba(239,68,68,.3);color:var(--error-color);display:block}.message.info,.result-valid{background-color:#3b82f61a;border:1px solid rgba(59,130,246,.3);color:var(--info-color)}.message.warning,.result-redeemed{background-color:#f59e0b1a;border:1px solid rgba(245,158,11,.3);color:var(--warning-color)}.result-already-redeemed{background-color:#ef44441a;border:1px solid rgba(239,68,68,.3);color:var(--error-color)}.message.default,.result-default{background-color:#9ca3af1a;border:1px solid rgba(156,163,175,.3);color:#9ca3af}.btn{border:none;padding:var(--spacing-md) var(--spacing-xl);border-radius:var(--radius-md);font-size:1rem;font-weight:600;cursor:pointer;transition:background-color var(--transition-fast);text-decoration:none;display:inline-block;text-align:center}.btn-primary{background-color:var(--primary-color);color:var(--text-primary)}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover)}.btn-primary:active:not(:disabled){background-color:var(--primary-active)}.btn-success{background-color:var(--success-color);color:var(--text-primary)}.btn-success:hover:not(:disabled){background-color:var(--success-hover)}.btn-error{background-color:var(--error-color);color:var(--text-primary)}.btn-error:hover:not(:disabled){background-color:var(--error-hover)}.btn-admin{background-color:#059669;color:var(--text-primary)}.btn-admin:hover:not(:disabled){background-color:#047857}.btn:disabled{background-color:#666;cursor:not-allowed}.btn-sm{padding:var(--spacing-sm) var(--spacing-md);font-size:.875rem}.btn-lg{padding:var(--spacing-lg) var(--spacing-2xl);font-size:1.125rem}.form-group{margin-bottom:var(--spacing-md)}.form-input{width:100%;max-width:300px;padding:var(--spacing-md);border:1px solid var(--border-primary);border-radius:var(--radius-sm);background-color:#ffffff1a;color:var(--text-primary);font-size:1rem}.form-input::placeholder{color:var(--text-muted)}.form-select{width:100%;max-width:400px;padding:var(--spacing-sm);border:1px solid var(--border-primary);border-radius:var(--radius-sm);background-color:#ffffff1a;color:var(--text-primary);font-size:1rem}.form-select option{background-color:#1a1a1a;color:var(--text-primary)}.hidden{display:none!important}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.mb-8{margin-bottom:2rem}.flex{display:flex}.flex-center{display:flex;align-items:center;justify-content:center}.flex-between{display:flex;justify-content:space-between;align-items:center}.flex-col{flex-direction:column}.flex-wrap{flex-wrap:wrap}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.section{background-color:var(--bg-secondary);border-radius:var(--radius-lg);border:1px solid var(--border-primary);padding:var(--spacing-xl);margin:var(--spacing-xl) 0}.section-accent{border:2px solid var(--primary-color);background-color:var(--bg-accent)}.auth-container{padding:var(--spacing-2xl) var(--spacing-xl);text-align:center}.scrollable{scrollbar-width:thin;scrollbar-color:var(--primary-color) rgba(255,255,255,.1)}.scrollable::-webkit-scrollbar{width:6px}.scrollable::-webkit-scrollbar-track{background:#ffffff0d;border-radius:3px}.scrollable::-webkit-scrollbar-thumb{background:var(--primary-color);border-radius:3px}.scrollable::-webkit-scrollbar-thumb:hover{background:var(--primary-hover)}@media (max-width: 768px){.container{max-width:100%;padding:0 var(--spacing-md)}h1{font-size:1.8rem;margin-bottom:var(--spacing-md)}.mb-8{margin-bottom:var(--spacing-lg);font-size:.95rem}}@media (max-width: 480px){body{padding:var(--spacing-md)}.container{padding:0 var(--spacing-sm)}.card{padding:var(--spacing-md)}}.auth-container,.main-section,.auth-check,.auth-state,.auth-error{background-color:var(--bg-secondary);border-radius:var(--radius-lg);border:1px solid var(--border-primary);padding:var(--spacing-xl);margin:var(--spacing-xl) 0}.auth-error{border-color:#ef44444d}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-xl);flex-wrap:wrap;gap:var(--spacing-md)}.section-header h2{color:var(--text-accent);font-size:1.5rem;font-weight:600;margin:0}.stats-display{display:flex;justify-content:center;align-items:center;gap:var(--spacing-md);flex-wrap:wrap}.stats-label{font-size:1.25rem;color:var(--text-secondary);font-weight:500}.stats-value{font-size:1.5rem;color:var(--primary-color);font-weight:700}.ranking-item,.chart-row{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);border-radius:.4rem;background-color:#ffffff05;border:1px solid rgba(255,255,255,.05);transition:background-color var(--transition-fast);min-width:0;overflow:hidden}.ranking-item:hover,.chart-row:hover{background-color:#ffffff0d}.ranking-badge,.rank-badge{background-color:var(--primary-color);color:var(--text-primary);border-radius:var(--radius-full);width:1.75rem;height:1.75rem;display:flex;align-items:center;justify-content:center;font-size:.875rem;font-weight:600;flex-shrink:0}.rank-1st,.rank-first,.ranking-item.rank-1st,.chart-row.rank-first{border-left:3px solid var(--gold);background-color:#ffd7000d}.rank-1st .ranking-badge,.rank-1st .rank-badge,.rank-first .ranking-badge,.rank-first .rank-badge{background-color:var(--gold);color:#1a1a1a}.rank-2nd,.rank-second,.ranking-item.rank-2nd,.chart-row.rank-second{border-left:3px solid var(--silver);background-color:#c0c0c00d}.rank-2nd .ranking-badge,.rank-2nd .rank-badge,.rank-second .ranking-badge,.rank-second .rank-badge{background-color:var(--silver);color:#1a1a1a}.rank-3rd,.rank-third,.ranking-item.rank-3rd,.chart-row.rank-third{border-left:3px solid var(--bronze);background-color:#cd7f320d}.rank-3rd .ranking-badge,.rank-3rd .rank-badge,.rank-third .ranking-badge,.rank-third .rank-badge{background-color:var(--bronze);color:var(--text-primary)}.progress-bar,.chart-bar{height:1.25rem;background:var(--primary-color);border-radius:var(--radius-sm);min-width:2px}.rank-1st .progress-bar,.rank-1st .chart-bar,.rank-first .progress-bar,.rank-first .chart-bar{background:var(--gold)}.rank-2nd .progress-bar,.rank-2nd .chart-bar,.rank-second .progress-bar,.rank-second .chart-bar{background:var(--silver)}.rank-3rd .progress-bar,.rank-3rd .chart-bar,.rank-third .progress-bar,.rank-third .chart-bar{background:var(--bronze)}.scanner-wrapper,.scanner-container{max-width:500px;margin:0 auto;border-radius:var(--radius-md);overflow:hidden}.action-area,.action-buttons{margin-top:var(--spacing-xl);text-align:center}.action-group,.admin-actions{margin:var(--spacing-xl) 0;display:flex;gap:var(--spacing-md);justify-content:center;align-items:center;flex-wrap:wrap}.control-panel,.aggregation-controls{margin:var(--spacing-lg) 0;padding:var(--spacing-md);background-color:var(--bg-secondary);border-radius:var(--radius-md);border:1px solid var(--border-primary);text-align:left}.control-panel label,.aggregation-controls label{display:block;margin-bottom:var(--spacing-sm);font-weight:600;color:var(--text-accent)}.help-text,.method-info{display:block;font-size:.875rem;color:var(--text-muted);font-style:italic}