:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.test-connection-btn{padding:8px 16px;background:#17a2b8;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:14px;margin-top:10px}.test-connection-btn:hover{background:#138496}.error-message{background:#f8d7da;color:#721c24;padding:15px;border-radius:4px;margin-bottom:20px;border:1px solid #f5c6cb}.channel-results{background:#f8f9fa;padding:20px;margin:20px 0;border-radius:8px;border:1px solid #e0e0e0}.channel-results h3{color:#333;margin-bottom:10px}.videos-list{margin-top:15px}.video-item{display:flex;gap:15px;padding:15px;background:#fff;border-radius:6px;margin-bottom:15px;border:1px solid #ddd}.video-thumbnail{width:160px;height:90px;object-fit:cover;border-radius:4px;flex-shrink:0}.video-info{flex:1}.video-info h4{color:#333;margin:0 0 8px;font-size:16px}.video-info p{margin:4px 0;font-size:14px;color:#666}.video-description{color:#888!important;font-style:italic;max-height:60px;overflow:hidden}*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #667eea;--primary-dark: #5a67d8;--primary-light: #7c3aed;--secondary-color: #764ba2;--accent-color: #f093fb;--neet-blue: #2563eb;--neet-green: #059669;--neet-orange: #ea580c;--neet-purple: #7c3aed;--white: #ffffff;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-400: #9ca3af;--gray-500: #6b7280;--gray-600: #4b5563;--gray-700: #374151;--gray-800: #1f2937;--gray-900: #111827;--success: #10b981;--warning: #f59e0b;--error: #ef4444;--info: #3b82f6;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4rem;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", sans-serif;--font-mono: "SF Mono", "Monaco", "Inconsolata", "Roboto Mono", monospace;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1);--shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, .25);--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--radius-full: 9999px}body{font-family:var(--font-sans);line-height:1.6;color:var(--gray-800);background-color:var(--gray-50);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app-header-professional{background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:var(--white);position:sticky;top:0;z-index:1000;box-shadow:var(--shadow-lg)}.header-container{max-width:1200px;margin:0 auto;padding:var(--space-lg) var(--space-xl);display:flex;justify-content:space-between;align-items:center}.header-brand{display:flex;flex-direction:column;gap:var(--space-xs)}.brand-logo{display:flex;align-items:center;gap:var(--space-md)}.logo-icon{font-size:2rem;filter:drop-shadow(0 2px 4px rgba(0,0,0,.3))}.logo-text{font-size:1.5rem;font-weight:700;text-shadow:0 2px 4px rgba(0,0,0,.3)}.brand-tagline{font-size:.875rem;opacity:.9;font-weight:500;margin-left:3rem}.header-nav{display:flex;gap:var(--space-lg)}.nav-link{background:transparent;border:none;color:var(--white);font-size:.875rem;font-weight:500;padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);cursor:pointer;transition:all .2s ease}.nav-link:hover{background:#ffffff1a;transform:translateY(-1px)}.hero-section-professional{background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:var(--white);padding:var(--space-3xl) 0;position:relative;overflow:hidden}.hero-container{max-width:1200px;margin:0 auto;padding:0 var(--space-xl);display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3xl);align-items:center}.hero-content{z-index:2}.hero-badge{display:inline-flex;align-items:center;gap:var(--space-sm);background:#ffffff1a;padding:var(--space-sm) var(--space-lg);border-radius:var(--radius-full);font-size:.875rem;font-weight:600;margin-bottom:var(--space-xl);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2)}.badge-icon{font-size:1rem}.hero-title{font-size:3rem;font-weight:800;line-height:1.1;margin-bottom:var(--space-lg);text-shadow:0 4px 8px rgba(0,0,0,.3)}.highlight{background:linear-gradient(135deg,var(--accent-color),var(--neet-orange));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-description{font-size:1.125rem;line-height:1.7;margin-bottom:var(--space-2xl);opacity:.95;max-width:500px}.hero-stats{display:flex;gap:var(--space-2xl);margin-bottom:var(--space-2xl)}.stat-item{text-align:center}.stat-number{display:block;font-size:1.5rem;font-weight:700;margin-bottom:var(--space-xs)}.stat-label{font-size:.875rem;opacity:.8;text-transform:uppercase;letter-spacing:.5px}.hero-actions{display:flex;gap:var(--space-lg);align-items:center}.cta-primary,.cta-secondary{display:inline-flex;align-items:center;gap:var(--space-sm);padding:var(--space-lg) var(--space-2xl);border-radius:var(--radius-lg);font-weight:600;font-size:1rem;text-decoration:none;transition:all .3s ease;cursor:pointer;border:none}.cta-primary{background:var(--white);color:var(--primary-color);box-shadow:var(--shadow-lg)}.cta-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-xl)}.cta-secondary{background:transparent;color:var(--white);border:2px solid rgba(255,255,255,.3)}.cta-secondary:hover{background:#ffffff1a;border-color:#ffffff80}.cta-icon{width:1rem;height:1rem;stroke-width:2}.hero-visual{display:flex;justify-content:center;align-items:center}.dashboard-preview{background:#ffffff1a;border-radius:var(--radius-xl);padding:var(--space-lg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2);box-shadow:var(--shadow-2xl);max-width:400px;width:100%}.preview-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-lg);padding-bottom:var(--space-md);border-bottom:1px solid rgba(255,255,255,.2)}.preview-dots{display:flex;gap:var(--space-sm)}.dot{width:.75rem;height:.75rem;border-radius:50%}.dot.red{background:#ff5f56}.dot.yellow{background:#ffbd2e}.dot.green{background:#27ca3f}.preview-title{font-size:.875rem;font-weight:600;opacity:.9}.preview-content{display:flex;flex-direction:column;gap:var(--space-lg)}.preview-chart{height:100px;background:#ffffff0d;border-radius:var(--radius-md);padding:var(--space-md);display:flex;align-items:end}.chart-bars{display:flex;gap:var(--space-sm);align-items:end;width:100%;height:100%}.bar{background:linear-gradient(to top,var(--accent-color),var(--neet-orange));border-radius:var(--radius-sm);flex:1;min-height:20%;animation:barGrow 1s ease-out}@keyframes barGrow{0%{height:0}to{height:var(--final-height, 50%)}}.preview-metrics{display:flex;flex-direction:column;gap:var(--space-sm)}.metric{display:flex;justify-content:space-between;align-items:center;padding:var(--space-sm) var(--space-md);background:#ffffff0d;border-radius:var(--radius-md)}.metric-label{font-size:.875rem;opacity:.8}.metric-value{font-weight:600;font-size:.875rem}.app-main-professional{max-width:1200px;margin:0 auto;padding:var(--space-3xl) var(--space-xl)}.debug-section-professional{margin:var(--space-xl) 0;background:var(--gray-100);border-radius:var(--radius-lg);overflow:hidden}.debug-details{border:none}.debug-summary{padding:var(--space-lg);background:var(--gray-200);cursor:pointer;font-weight:600;color:var(--gray-700);list-style:none;-webkit-user-select:none;user-select:none}.debug-summary:hover{background:var(--gray-300)}.debug-content{padding:var(--space-lg);font-family:var(--font-mono);font-size:.875rem;line-height:1.6;background:var(--white)}.debug-btn{background:var(--info);color:var(--white);border:none;padding:var(--space-sm) var(--space-lg);border-radius:var(--radius-md);font-size:.875rem;font-weight:500;cursor:pointer;margin-top:var(--space-md);transition:all .2s ease}.debug-btn:hover{background:#2563eb;transform:translateY(-1px)}.error-section-professional{margin:var(--space-xl) 0;background:#fef2f2;border:1px solid #fecaca;border-radius:var(--radius-lg);padding:var(--space-lg)}.error-content{display:flex;align-items:center;gap:var(--space-lg)}.error-icon{font-size:1.5rem;color:var(--error)}.error-text{flex:1}.error-text h4{color:var(--error);font-weight:600;margin-bottom:var(--space-xs)}.error-text p{color:#991b1b;margin:0}.error-dismiss{background:var(--error);color:var(--white);border:none;width:2rem;height:2rem;border-radius:50%;cursor:pointer;font-weight:600;transition:all .2s ease}.error-dismiss:hover{background:#dc2626;transform:scale(1.1)}.analysis-form-professional{background:var(--white);border-radius:var(--radius-2xl);padding:var(--space-2xl);box-shadow:var(--shadow-xl);border:1px solid var(--gray-200);margin:var(--space-2xl) 0}.form-container{max-width:100%}.form-header{text-align:center;margin-bottom:var(--space-2xl)}.form-header h2{font-size:2rem;font-weight:700;color:var(--gray-900);margin-bottom:var(--space-md)}.form-header p{font-size:1.125rem;color:var(--gray-600);max-width:600px;margin:0 auto}.form-content{display:flex;flex-direction:column;gap:var(--space-2xl)}.form-actions{display:flex;gap:var(--space-lg);justify-content:center;flex-wrap:wrap}.analyze-btn-professional,.reset-btn-professional,.test-btn-professional{padding:var(--space-lg) var(--space-2xl);border-radius:var(--radius-lg);font-weight:600;font-size:1rem;border:none;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:var(--space-sm);min-width:160px;justify-content:center}.analyze-btn-professional{background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));color:var(--white);box-shadow:var(--shadow-lg)}.analyze-btn-professional:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-xl)}.analyze-btn-professional:disabled{opacity:.6;cursor:not-allowed;transform:none}.reset-btn-professional{background:var(--gray-500);color:var(--white)}.reset-btn-professional:hover:not(:disabled){background:var(--gray-600);transform:translateY(-1px)}.test-btn-professional{background:var(--info);color:var(--white)}.test-btn-professional:hover{background:#2563eb;transform:translateY(-1px)}.loading-spinner{width:1rem;height:1rem;border:2px solid rgba(255,255,255,.3);border-top:2px solid var(--white);border-radius:50%;animation:spin 1s linear infinite}.quick-stats-professional{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-lg);margin-top:var(--space-2xl)}.stat-card{background:linear-gradient(135deg,var(--gray-50),var(--white));padding:var(--space-lg);border-radius:var(--radius-lg);text-align:center;border:1px solid var(--gray-200);box-shadow:var(--shadow-sm);transition:all .2s ease}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.stat-card .stat-number{display:block;font-size:1.875rem;font-weight:700;color:var(--primary-color);margin-bottom:var(--space-xs)}.stat-card .stat-label{font-size:.875rem;color:var(--gray-600);text-transform:uppercase;letter-spacing:.5px;font-weight:500}.analysis-results-professional{margin:var(--space-3xl) 0}.results-container{background:var(--white);border-radius:var(--radius-2xl);padding:var(--space-2xl);box-shadow:var(--shadow-xl);border:1px solid var(--gray-200)}.results-header{text-align:center;margin-bottom:var(--space-2xl)}.results-header h2{font-size:2rem;font-weight:700;color:var(--gray-900);margin-bottom:var(--space-md)}.results-header p{font-size:1.125rem;color:var(--gray-600)}.results-summary-professional{background:linear-gradient(135deg,var(--gray-50),var(--white));border-radius:var(--radius-lg);padding:var(--space-xl);margin-bottom:var(--space-2xl);border:1px solid var(--gray-200)}.summary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-lg)}.summary-item{display:flex;flex-direction:column;gap:var(--space-sm)}.summary-label{font-size:.875rem;color:var(--gray-600);font-weight:500;text-transform:uppercase;letter-spacing:.5px}.summary-value{font-size:1.125rem;font-weight:600;color:var(--gray-900)}.channels-container-professional{margin-top:var(--space-2xl)}.channels-header{text-align:center;margin-bottom:var(--space-2xl)}.channels-header h3{font-size:1.5rem;font-weight:700;color:var(--gray-900);margin-bottom:var(--space-md)}.channels-header p{color:var(--gray-600);max-width:600px;margin:0 auto}.no-results-professional{text-align:center;padding:var(--space-3xl);background:var(--gray-50);border-radius:var(--radius-lg);border:2px dashed var(--gray-300)}.no-results-icon{font-size:4rem;margin-bottom:var(--space-lg);opacity:.5}.no-results-professional h3{font-size:1.5rem;font-weight:600;color:var(--gray-700);margin-bottom:var(--space-md)}.no-results-professional p{color:var(--gray-600);margin-bottom:var(--space-lg);max-width:400px;margin-left:auto;margin-right:auto}.app-footer-professional{background:var(--gray-900);color:var(--white);margin-top:var(--space-3xl)}.footer-container{max-width:1200px;margin:0 auto;padding:var(--space-3xl) var(--space-xl) var(--space-xl)}.footer-content{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3xl);margin-bottom:var(--space-2xl)}.footer-brand .brand-logo{display:flex;align-items:center;gap:var(--space-md);margin-bottom:var(--space-lg)}.footer-brand .logo-icon{font-size:1.5rem}.footer-brand .logo-text{font-size:1.25rem;font-weight:700}.footer-description{color:var(--gray-400);line-height:1.6;max-width:400px}.footer-links{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-2xl)}.footer-section h4{font-size:1rem;font-weight:600;margin-bottom:var(--space-lg);color:var(--white)}.footer-section ul{list-style:none;display:flex;flex-direction:column;gap:var(--space-md)}.footer-section li{color:var(--gray-400);font-size:.875rem;cursor:pointer;transition:color .2s ease}.footer-section li:hover{color:var(--white)}.footer-bottom{padding-top:var(--space-xl);border-top:1px solid var(--gray-700);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--space-lg)}.footer-bottom p,.footer-social{color:var(--gray-400);font-size:.875rem}@media (max-width: 1024px){.hero-container{grid-template-columns:1fr;gap:var(--space-2xl);text-align:center}.hero-title{font-size:2.5rem}.footer-content{grid-template-columns:1fr;gap:var(--space-2xl)}}@media (max-width: 768px){.header-container{flex-direction:column;gap:var(--space-lg);text-align:center}.hero-title{font-size:2rem}.hero-stats{justify-content:center;gap:var(--space-lg)}.hero-actions{flex-direction:column;align-items:center}.cta-primary,.cta-secondary{width:100%;max-width:300px;justify-content:center}.form-actions{flex-direction:column;align-items:center}.analyze-btn-professional,.reset-btn-professional,.test-btn-professional{width:100%;max-width:300px}.quick-stats-professional{grid-template-columns:repeat(2,1fr)}.summary-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column;text-align:center}}@media (max-width: 480px){.app-main-professional{padding:var(--space-xl) var(--space-lg)}.analysis-form-professional,.results-container{padding:var(--space-lg)}.hero-title{font-size:1.75rem}.quick-stats-professional{grid-template-columns:1fr}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}button:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--primary-color);outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.font-bold{font-weight:700}.font-semibold{font-weight:600}.font-medium{font-weight:500}.text-primary{color:var(--primary-color)}.text-success{color:var(--success)}.text-warning{color:var(--warning)}.text-error{color:var(--error)}.bg-primary{background-color:var(--primary-color)}.bg-success{background-color:var(--success)}.bg-warning{background-color:var(--warning)}.bg-error{background-color:var(--error)}.channel-selector-enhanced{background:linear-gradient(135deg,#fff,#f8fafc);border-radius:20px;padding:32px;margin:32px 0;box-shadow:0 20px 40px #0000001a;border:1px solid #e2e8f0;position:relative;overflow:hidden}.channel-selector-enhanced:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary-color),var(--secondary-color),var(--accent-color))}.selector-header{margin-bottom:32px}.header-content{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap;gap:16px}.selector-title{display:flex;align-items:center;gap:12px;margin:0;font-size:24px;font-weight:700;color:var(--gray-900)}.title-icon{font-size:28px;filter:drop-shadow(0 2px 4px rgba(0,0,0,.1))}.selector-badge{background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));color:#fff;padding:8px 16px;border-radius:20px;font-size:14px;font-weight:600;box-shadow:0 4px 12px #667eea4d}.selector-description{color:var(--gray-600);font-size:16px;line-height:1.6;margin:0;max-width:600px}.channel-selector-enhanced.loading .loading-indicator{display:flex;align-items:center;gap:12px;color:var(--gray-600);font-size:16px}.spinner{width:20px;height:20px;border:2px solid var(--gray-300);border-top:2px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.channel-selector-enhanced.error .error-display{display:flex;align-items:center;gap:20px;background:#fef2f2;padding:24px;border-radius:12px;border:1px solid #fecaca}.error-icon{font-size:32px;color:var(--error)}.error-content h4{margin:0 0 8px;color:var(--error);font-weight:600}.error-content p{margin:0 0 16px;color:#991b1b}.retry-button{display:flex;align-items:center;gap:8px;background:var(--error);color:#fff;border:none;padding:8px 16px;border-radius:8px;font-weight:500;cursor:pointer;transition:all .2s ease}.retry-button:hover{background:#dc2626;transform:translateY(-1px)}.selection-panel{background:#fff;border-radius:16px;padding:24px;margin-bottom:32px;border:1px solid var(--gray-200);box-shadow:0 4px 16px #0000000d}.search-section{margin-bottom:24px}.search-input-group{position:relative;display:flex;align-items:center;margin-bottom:12px}.search-icon{position:absolute;left:16px;font-size:18px;color:var(--gray-400);z-index:1}.search-input-enhanced{width:100%;padding:16px 20px 16px 50px;border:2px solid var(--gray-200);border-radius:12px;font-size:16px;background:#fff;color:var(--gray-800);transition:all .3s ease}.search-input-enhanced:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 4px #667eea1a;transform:translateY(-1px)}.clear-search{position:absolute;right:16px;background:var(--gray-300);color:var(--gray-600);border:none;width:24px;height:24px;border-radius:50%;cursor:pointer;font-size:12px;display:flex;align-items:center;justify-content:center;transition:all .2s ease}.clear-search:hover{background:var(--gray-400);color:#fff}.search-results-count{font-size:14px;color:var(--gray-500);font-weight:500}.selection-section{margin-bottom:24px}.select-input-group{display:flex;gap:16px;align-items:stretch}.channel-select-enhanced{flex:1;padding:16px 20px;border:2px solid var(--gray-200);border-radius:12px;font-size:16px;background:#fff;color:var(--gray-800);cursor:pointer;transition:all .3s ease}.channel-select-enhanced:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 4px #667eea1a}.add-button-enhanced{display:flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));color:#fff;border:none;padding:16px 24px;border-radius:12px;font-weight:600;cursor:pointer;transition:all .3s ease;white-space:nowrap}.add-button-enhanced:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 24px #667eea4d}.add-button-enhanced:disabled{opacity:.5;cursor:not-allowed;transform:none}.channel-preview-enhanced{margin-top:20px}.preview-card{background:linear-gradient(135deg,#f0f9ff,#e0f2fe);border:1px solid #0ea5e9;border-radius:12px;padding:20px;animation:slideIn .3s ease-out}@keyframes slideIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.preview-header{display:flex;align-items:center;gap:8px;margin-bottom:16px}.preview-icon{font-size:20px;color:#0369a1}.preview-header h4{margin:0;color:#0c4a6e;font-weight:600}.preview-content{display:flex;flex-direction:column;gap:12px}.preview-item{display:flex;flex-direction:column;gap:4px}.preview-label{font-size:12px;color:#0369a1;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.preview-value{color:#0c4a6e;font-weight:500}.preview-link{color:#0ea5e9;text-decoration:none;word-break:break-all;font-weight:500}.preview-link:hover{text-decoration:underline}.quick-actions-enhanced{background:#fff;border-radius:16px;padding:24px;margin-bottom:32px;border:1px solid var(--gray-200);box-shadow:0 4px 16px #0000000d}.actions-header{margin-bottom:20px}.actions-header h4{margin:0;color:var(--gray-900);font-weight:600;font-size:18px}.actions-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}.action-btn{display:flex;align-items:center;gap:12px;padding:16px;border:2px solid transparent;border-radius:12px;cursor:pointer;transition:all .3s ease;text-align:left}.action-btn.custom{background:linear-gradient(135deg,#f3f4f6,#e5e7eb);color:var(--gray-700)}.action-btn.custom:hover{background:linear-gradient(135deg,#e5e7eb,#d1d5db);transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.action-btn.random{background:linear-gradient(135deg,#8b5cf6,#7c3aed);color:#fff}.action-btn.random:hover{transform:translateY(-2px);box-shadow:0 8px 24px #8b5cf64d}.action-btn.clear{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff}.action-btn.clear:hover{transform:translateY(-2px);box-shadow:0 8px 24px #ef44444d}.btn-icon{font-size:20px;flex-shrink:0}.btn-content{display:flex;flex-direction:column;gap:2px}.btn-title{font-weight:600;font-size:14px}.btn-subtitle{font-size:12px;opacity:.8}.selected-channels-enhanced{background:linear-gradient(135deg,#f0fdf4,#dcfce7);border:1px solid #22c55e;border-radius:16px;padding:24px;margin-bottom:32px}.selected-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:12px}.selected-header h4{display:flex;align-items:center;gap:8px;margin:0;color:#15803d;font-weight:600;font-size:18px}.header-icon{font-size:20px}.selection-summary{background:#22c55e;color:#fff;padding:4px 12px;border-radius:12px;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.selected-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}.selected-channel-card{background:#fff;border-radius:12px;border:1px solid #22c55e;overflow:hidden;transition:all .2s ease}.selected-channel-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px #22c55e33}.card-content{display:flex;align-items:center;gap:16px;padding:16px}.channel-number{background:#22c55e;color:#fff;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex-shrink:0}.channel-info{flex:1;min-width:0}.channel-name{font-weight:600;color:#15803d;margin-bottom:4px;font-size:14px}.channel-url{color:#059669;font-size:12px;opacity:.8;word-break:break-all;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.remove-button{background:#ef4444;color:#fff;border:none;width:28px;height:28px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;flex-shrink:0}.remove-button:hover{background:#dc2626;transform:scale(1.1)}.remove-icon{font-size:12px;font-weight:700}.statistics-panel{background:linear-gradient(135deg,#f8fafc,#f1f5f9);border-radius:16px;padding:24px;border:1px solid var(--gray-200)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:20px}.stat-item{text-align:center;background:#fff;padding:16px;border-radius:12px;box-shadow:0 2px 8px #0000000d;transition:all .2s ease}.stat-item:hover{transform:translateY(-2px);box-shadow:0 4px 16px #0000001a}.stat-number{display:block;font-size:24px;font-weight:700;color:var(--primary-color);margin-bottom:4px}.stat-label{font-size:12px;color:var(--gray-600);text-transform:uppercase;letter-spacing:.5px;font-weight:500}@media (max-width: 768px){.channel-selector-enhanced{padding:20px;margin:20px 0}.header-content{flex-direction:column;align-items:flex-start}.select-input-group{flex-direction:column}.actions-grid,.selected-grid{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(2,1fr)}.channel-url{white-space:normal;word-break:break-all}}@media (max-width: 480px){.stats-grid{grid-template-columns:1fr}.selector-title{font-size:20px}.search-input-enhanced,.channel-select-enhanced{font-size:14px}}