:root{--color-background: #0f172a;--color-surface: #1e293b;--color-surface-hover: #334155;--color-border: #334155;--color-primary: #3b82f6;--color-primary-hover: #2563eb;--color-primary-light: rgba(59, 130, 246, .1);--color-success: #22c55e;--color-success-light: rgba(34, 197, 94, .1);--color-warning: #f59e0b;--color-warning-light: rgba(245, 158, 11, .1);--color-danger: #ef4444;--color-danger-light: rgba(239, 68, 68, .1);--color-text-primary: #f8fafc;--color-text-secondary: #94a3b8;--color-text-muted: #64748b;--font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 2rem;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .3), 0 2px 4px -2px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .3), 0 4px 6px -4px rgba(0, 0, 0, .3);--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease}*,*:before,*:after{box-sizing:border-box}*{margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-family);font-size:var(--font-size-base);line-height:1.6;color:var(--color-text-primary);background-color:var(--color-background);min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-primary-hover)}img,video{max-width:100%;height:auto;display:block}.app-container{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;padding:var(--spacing-xl);max-width:1400px;margin:0 auto;width:100%}.header{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md) var(--spacing-xl);background:var(--color-surface);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:100}.header-logo{display:flex;align-items:center;gap:var(--spacing-sm);font-size:var(--font-size-xl);font-weight:700;color:var(--color-text-primary)}.header-logo-icon{font-size:var(--font-size-2xl)}.header-nav{display:flex;align-items:center;gap:var(--spacing-md)}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);transition:box-shadow var(--transition-normal),transform var(--transition-normal)}.card:hover{box-shadow:var(--shadow-md)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-md)}.card-title{font-size:var(--font-size-lg);font-weight:600;color:var(--color-text-primary)}.card-subtitle{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-lg);font-family:var(--font-family);font-size:var(--font-size-sm);font-weight:500;border-radius:var(--radius-md);border:none;cursor:pointer;transition:all var(--transition-fast)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover);transform:translateY(-1px)}.btn-secondary{background:var(--color-surface);color:var(--color-text-primary);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-surface-hover)}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover:not(:disabled){background:#dc2626}.btn-icon{padding:var(--spacing-sm);min-width:36px;min-height:36px}.upload-zone{border:2px dashed var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-2xl);text-align:center;cursor:pointer;transition:all var(--transition-normal);background:var(--color-primary-light)}.upload-zone:hover{border-color:var(--color-primary);background:#3b82f626}.upload-zone.drag-over{border-color:var(--color-primary);background:#3b82f633;transform:scale(1.01)}.upload-zone-icon{font-size:3rem;margin-bottom:var(--spacing-md)}.upload-zone-title{font-size:var(--font-size-lg);font-weight:600;margin-bottom:var(--spacing-xs)}.upload-zone-subtitle{color:var(--color-text-secondary);font-size:var(--font-size-sm)}.badge{display:inline-flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-xs) var(--spacing-sm);font-size:var(--font-size-xs);font-weight:500;border-radius:var(--radius-full)}.badge-success{background:var(--color-success-light);color:var(--color-success)}.badge-warning{background:var(--color-warning-light);color:var(--color-warning)}.badge-danger{background:var(--color-danger-light);color:var(--color-danger)}.badge-info{background:var(--color-primary-light);color:var(--color-primary)}.table-container{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid var(--color-border)}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:var(--spacing-md);text-align:left;border-bottom:1px solid var(--color-border)}.table th{background:var(--color-background);font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.05em}.table tr:last-child td{border-bottom:none}.table tr:hover td{background:var(--color-surface-hover)}.progress-bar{height:8px;background:var(--color-border);border-radius:var(--radius-full);overflow:hidden}.progress-bar-fill{height:100%;background:linear-gradient(90deg,var(--color-primary),#60a5fa);border-radius:var(--radius-full);transition:width var(--transition-normal)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--spacing-lg)}.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);text-align:center}.stat-card-value{font-size:var(--font-size-3xl);font-weight:700;color:var(--color-text-primary);margin-bottom:var(--spacing-xs)}.stat-card-label{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.stat-card-value.success{color:var(--color-success)}.stat-card-value.danger{color:var(--color-danger)}.page-header{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.page-title{font-size:var(--font-size-2xl);font-weight:700}.back-link{display:flex;align-items:center;gap:var(--spacing-xs);color:var(--color-text-secondary);font-size:var(--font-size-sm)}.back-link:hover{color:var(--color-text-primary)}.form-group{margin-bottom:var(--spacing-lg)}.form-label{display:block;font-size:var(--font-size-sm);font-weight:500;color:var(--color-text-secondary);margin-bottom:var(--spacing-sm)}.form-input{width:100%;padding:var(--spacing-sm) var(--spacing-md);font-family:var(--font-family);font-size:var(--font-size-base);color:var(--color-text-primary);background:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-md);transition:border-color var(--transition-fast)}.form-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}.checkbox-group{display:flex;flex-wrap:wrap;gap:var(--spacing-md)}.checkbox-item{display:flex;align-items:center;gap:var(--spacing-sm);cursor:pointer}.checkbox-item input{width:18px;height:18px;accent-color:var(--color-primary)}.violations-list{display:flex;flex-direction:column;gap:var(--spacing-sm)}.violation-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:var(--color-background);border-radius:var(--radius-md);border-left:3px solid var(--color-danger)}.violation-item.warning{border-left-color:var(--color-warning)}.violation-time{font-family:monospace;font-size:var(--font-size-sm);color:var(--color-text-secondary)}.violation-message{flex:1}.violation-actions{display:flex;gap:var(--spacing-xs)}.video-player-container{position:relative;background:#000;border-radius:var(--radius-lg);overflow:hidden}.video-player{width:100%;aspect-ratio:16 / 9}.video-controls{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:var(--color-surface)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.fade-in{animation:fadeIn var(--transition-normal) forwards}.loading{animation:pulse 1.5s infinite}@media (max-width: 768px){.main-content,.header{padding:var(--spacing-md)}.stats-grid{grid-template-columns:1fr}}