:root{--color-bg-main: hsl(220, 25%, 10%);--color-bg-card: hsl(220, 20%, 14%);--color-bg-hover: hsl(220, 20%, 18%);--color-border: hsl(220, 15%, 25%);--color-primary: hsl(210, 100%, 55%);--color-primary-hover: hsl(210, 100%, 65%);--color-text-primary: hsl(0, 0%, 95%);--color-text-secondary: hsl(0, 0%, 70%);--color-text-muted: hsl(0, 0%, 50%);--color-error: hsl(0, 70%, 55%);--color-success: hsl(140, 60%, 50%);--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5);--transition-normal: .2s ease;--transition-slow: .3s ease;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.6;font-weight:400;color-scheme:dark;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{margin:0;padding:0;box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--color-bg-main);color:var(--color-text-primary)}#root{min-height:100vh}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;color:var(--color-text-primary)}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}.container{max-width:1400px;margin:0 auto;padding:var(--space-xl)}.card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-lg);box-shadow:var(--shadow-md);transition:all var(--transition-normal)}.card:hover{background:var(--color-bg-hover);box-shadow:var(--shadow-lg)}.btn{display:inline-flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-md);font-weight:500;cursor:pointer;transition:all var(--transition-normal);text-decoration:none}.btn:hover{background:var(--color-primary-hover);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-secondary{background:var(--color-bg-card);border:1px solid var(--color-border);color:var(--color-text-primary)}.btn-secondary:hover{background:var(--color-bg-hover)}.spinner{display:inline-block;width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.glass{background:#ffffff0d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1)}.grid{display:grid;gap:var(--space-lg)}.grid-2{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}.grid-3{grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--space-sm)}.gap-md{gap:var(--space-md)}.gap-lg{gap:var(--space-lg)}.text-secondary{color:var(--color-text-secondary)}.text-muted{color:var(--color-text-muted)}.text-center{text-align:center}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-main)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-sm)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}.video-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;cursor:pointer;transition:all var(--transition-normal);display:flex;flex-direction:column}.video-card:hover{background:var(--color-bg-hover);border-color:var(--color-primary);box-shadow:var(--shadow-lg);transform:translateY(-2px)}.video-thumbnail{position:relative;width:100%;padding-top:56.25%;background:linear-gradient(135deg,#29303d,#1f242e);display:flex;align-items:center;justify-content:center}.play-icon{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:3rem;color:var(--color-primary);opacity:.8;transition:all var(--transition-normal)}.video-card:hover .play-icon{opacity:1;transform:translate(-50%,-50%) scale(1.1)}.video-info{padding:var(--space-md);display:flex;flex-direction:column;gap:var(--space-xs)}.video-filename{font-size:1rem;font-weight:500;margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.video-meta{font-size:.875rem;margin:0}.video-size{font-size:.75rem;margin:0}.player-overlay{position:fixed;inset:0;background:#000000e6;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.player-container{background:var(--color-bg-card);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);max-width:90vw;max-height:90vh;display:flex;flex-direction:column;animation:slideUp .3s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.player-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-lg);border-bottom:1px solid var(--color-border)}.player-header h3{margin:0;font-size:1.25rem;color:var(--color-text-primary)}.btn-close{background:transparent;border:none;color:var(--color-text-secondary);font-size:1.5rem;cursor:pointer;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);transition:all var(--transition-normal)}.btn-close:hover{background:var(--color-bg-hover);color:var(--color-text-primary)}.player-content{position:relative;padding:var(--space-lg);min-width:640px;min-height:360px;display:flex;align-items:center;justify-content:center}.player-loading,.player-error{display:flex;flex-direction:column;align-items:center;gap:var(--space-md);color:var(--color-text-secondary)}.player-error{color:var(--color-error)}.progress-bar-container{width:300px;height:8px;background:var(--color-bg-hover);border-radius:var(--radius-sm);overflow:hidden;margin-top:var(--space-sm)}.progress-bar{height:100%;background:var(--color-primary);transition:width .3s ease;border-radius:var(--radius-sm)}.progress-text{font-size:.875rem;color:var(--color-text-muted);margin-top:var(--space-xs)}video{width:100%;height:100%;max-height:70vh;border-radius:var(--radius-md);background:#000}@media(max-width:768px){.player-container{max-width:100vw;max-height:100vh;border-radius:0}.player-content{min-width:auto;min-height:auto}video{max-height:60vh}}.app{min-height:100vh;display:flex;flex-direction:column}.header{background:linear-gradient(135deg,#171c26,#131720);border-bottom:1px solid var(--color-border);padding:var(--space-xl) 0;box-shadow:var(--shadow-md)}.header-content{display:flex;align-items:center;justify-content:space-between;gap:var(--space-lg)}.header h1{margin:0 0 var(--space-xs) 0;font-size:2rem;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-hover) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.status-indicator{font-size:.75rem}.main{flex:1;padding-top:var(--space-2xl);padding-bottom:var(--space-2xl)}.controls{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--space-lg);margin-bottom:var(--space-2xl);flex-wrap:wrap}.control-group{display:flex;flex-direction:column;gap:var(--space-sm)}.control-group label{font-weight:500;color:var(--color-text-secondary);font-size:.875rem}.device-select{padding:var(--space-sm) var(--space-md);background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:1rem;cursor:pointer;transition:all var(--transition-normal);min-width:200px}.device-select:hover{border-color:var(--color-primary)}.device-select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #3b82f61a}.date-input,.hour-select{padding:var(--space-sm) var(--space-md);background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:1rem;cursor:pointer;transition:all var(--transition-normal);min-width:150px}.date-input:hover,.hour-select:hover{border-color:var(--color-primary)}.date-input:focus,.hour-select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #3b82f61a}.date-input::-webkit-calendar-picker-indicator{filter:invert(1);cursor:pointer}.error-message{background:#ef44441a;border:1px solid rgba(239,68,68,.3);border-radius:var(--radius-md);padding:var(--space-lg);margin-bottom:var(--space-lg);color:var(--color-error)}.error-message p{margin:0}.loading-state,.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-lg);min-height:400px}.empty-state p{font-size:1.25rem}.videos-grid{display:grid;animation:fadeIn .4s ease}.pagination{display:flex;align-items:center;justify-content:center;gap:var(--space-lg);margin-top:var(--space-2xl);padding:var(--space-lg)}.pagination-info{color:var(--color-text-secondary);font-size:.875rem}.pagination .btn{min-width:100px}@media(max-width:768px){.header h1{font-size:1.5rem}.header-content{flex-direction:column;align-items:flex-start}.controls{flex-direction:column;align-items:stretch}.device-select,.date-input,.hour-select{min-width:auto;width:100%}.pagination{flex-direction:column;gap:var(--space-md)}.pagination .btn{width:100%}}