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var(--transition-fast);z-index:100;opacity:0;visibility:hidden}.floating-scroll-btn.visible{opacity:1;visibility:visible}.floating-scroll-btn:hover{transform:translateY(-3px);background:var(--primary-hover);box-shadow:0 10px 25px #6366f166}.floating-scroll-btn:active{transform:translateY(-1px)}@media (max-width: 768px){.segment-navigation{flex-direction:column;gap:var(--spacing-sm)}.segment-navigation span{order:-1;margin-bottom:var(--spacing-sm)}.floating-scroll-btn{bottom:1rem;right:1rem;width:45px;height:45px}}:root{--primary-color: #6366f1;--primary-hover: #4f46e5;--secondary-color: #64748b;--accent-color: #f59e0b;--success-color: #10b981;--danger-color: #ef4444;--warning-color: #f59e0b;--gray-50: #f8fafc;--gray-100: #f1f5f9;--gray-200: #e2e8f0;--gray-300: #cbd5e1;--gray-400: #94a3b8;--gray-500: #64748b;--gray-600: #475569;--gray-700: #334155;--gray-800: #1e293b;--gray-900: #0f172a;--bg-gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--font-family-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--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;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--transition-fast: .15s ease-in-out;--transition-normal: .3s ease-in-out;--transition-slow: .5s ease-in-out}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-family-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg-gradient-primary);background-attachment:fixed;color:var(--gray-800);line-height:1.6;min-height:100vh}body:before{content:"";position:fixed;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 80%,rgba(120,119,198,.3) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,119,198,.3) 0%,transparent 50%),radial-gradient(circle at 40% 40%,rgba(120,219,255,.2) 0%,transparent 50%);z-index:-1}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}h1,h2,h3,h4,h5,h6{color:#fff;font-weight:600;line-height:1.3;margin-bottom:var(--spacing-md)}p{color:#ffffffe6}.container{max-width:1400px;margin:0 auto;padding:var(--spacing-lg)}.card{background:#ffffff1a;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:var(--spacing-xl);margin-bottom:var(--spacing-xl)}.btn{padding:var(--spacing-sm) var(--spacing-lg);border:none;border-radius:var(--radius-md);cursor:pointer;font-size:14px;font-weight:500;transition:all var(--transition-fast);text-decoration:none;display:inline-block}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-success{background-color:var(--success-color);color:#fff}.btn-success:hover{background-color:#059669;transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-danger{background-color:var(--danger-color);color:#fff}.btn-danger:hover{background-color:#dc2626;transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-secondary{background-color:var(--secondary-color);color:#fff}.btn-secondary:hover{background-color:var(--gray-600);transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-warning{background-color:var(--warning-color);color:#fff}.btn-warning:hover{background-color:#d97706;transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn:disabled{opacity:.6;cursor:not-allowed}.form-group{margin-bottom:var(--spacing-md)}.form-group label{display:block;margin-bottom:var(--spacing-sm);font-weight:500;color:#fff}.form-control{width:100%;padding:0 var(--spacing-md)!important;height:40px!important;border:1px solid rgba(255,255,255,.3);border-radius:var(--radius-md);font-size:14px;background:#ffffff1a;color:#fff;transition:all var(--transition-fast);line-height:40px!important;box-sizing:border-box!important;vertical-align:middle}.form-control::placeholder{color:#fff9}.form-control:focus{outline:none;border-color:var(--primary-color);background:#ffffff26;box-shadow:0 0 0 3px #6366f133}textarea.form-control{resize:vertical;min-height:100px;height:auto!important;padding:var(--spacing-md)!important;line-height:1.5!important}select.form-control{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url('data:image/svg+xml;charset=UTF-8,%3csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="white" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"%3e%3cpolyline points="6 9 12 15 18 9"%3e%3c/polyline%3e%3c/svg%3e');background-repeat:no-repeat;background-position:right var(--spacing-sm) center;background-size:1em;padding-right:2.5rem}.table{width:100%;border-collapse:collapse;margin-top:var(--spacing-md)}.table th,.table td{padding:var(--spacing-md);text-align:left;border-bottom:1px solid rgba(255,255,255,.1);color:#fff}.table thead th{background-color:#ffffff0d;font-weight:600;color:#fff}.table tbody tr:hover{background-color:#ffffff0d}.alert{padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-md);margin-bottom:var(--spacing-md);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.alert-success{background-color:#10b98133;border:1px solid rgba(16,185,129,.4);color:#d1fae5}.alert-error,.alert-danger{background-color:#ef444433;border:1px solid rgba(239,68,68,.4);color:#fecaca}.alert-info{background-color:#3b82f633;border:1px solid rgba(59,130,246,.4);color:#dbeafe}.alert-warning{background-color:#f59e0b33;border:1px solid rgba(245,158,11,.4);color:#fef3c7}.spinner{border:3px solid rgba(255,255,255,.3);border-top:3px solid var(--primary-color);border-radius:50%;width:30px;height:30px;animation:spin 1s linear infinite;margin:20px auto}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.pagination{display:flex;justify-content:center;align-items:center;gap:var(--spacing-sm);margin-top:var(--spacing-lg)}.pagination button{padding:var(--spacing-sm) var(--spacing-md)}.modal-backdrop{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000}.modal-content{background:#ffffff1a;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2);border-radius:var(--radius-lg);padding:var(--spacing-xl);max-width:600px;width:90%;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-xl)}.text-center{text-align:center}.text-right{text-align:right}.mt-1{margin-top:var(--spacing-sm)}.mt-2{margin-top:var(--spacing-md)}.mt-3{margin-top:var(--spacing-lg)}.mb-1{margin-bottom:var(--spacing-sm)}.mb-2{margin-bottom:var(--spacing-md)}.mb-3{margin-bottom:var(--spacing-lg)}.flex{display:flex}.flex-between{display:flex;justify-content:space-between;align-items:center}.gap-1{gap:var(--spacing-sm)}.gap-2{gap:var(--spacing-md)}.gap-3{gap:var(--spacing-lg)}.collection-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:var(--spacing-lg);margin-top:var(--spacing-md)}.collection-card{display:flex;flex-direction:column;height:100%}.collection-card .card-header{border-bottom:1px solid rgba(255,255,255,.1);padding-bottom:var(--spacing-md);margin-bottom:var(--spacing-md)}.collection-card .card-header h3{margin:0 0 var(--spacing-xs) 0;font-size:1.25rem;color:#fff}.collection-card .badge{display:inline-block;padding:var(--spacing-xs) var(--spacing-sm);background:#6366f133;color:var(--primary-color);border-radius:var(--radius-sm);font-size:.75rem;font-weight:500}.collection-card .description{color:#ffffffb3;margin-bottom:var(--spacing-md);min-height:2.5rem;font-size:.875rem}.collection-stats{display:flex;gap:var(--spacing-lg);margin-bottom:var(--spacing-md);padding:var(--spacing-md);background:#ffffff0d;border-radius:var(--radius-md)}.collection-stats .stat{display:flex;flex-direction:column;gap:var(--spacing-xs)}.collection-stats .label{font-size:.75rem;color:#fff9;text-transform:uppercase;letter-spacing:.05em}.collection-stats .value{font-size:1.25rem;font-weight:600;color:var(--primary-color)}.collection-users,.collection-users .user-group{margin-bottom:var(--spacing-md)}.collection-users .user-group:last-child{margin-bottom:0}.collection-users strong{display:block;font-size:.875rem;color:#ffffffe6;margin-bottom:var(--spacing-xs)}.user-tags{display:flex;flex-wrap:wrap;gap:var(--spacing-xs);margin-top:var(--spacing-xs)}.user-tag{display:inline-block;padding:var(--spacing-xs) var(--spacing-sm);background:#6366f126;color:#ffffffe6;border-radius:var(--radius-sm);font-size:.8rem;border:1px solid rgba(99,102,241,.3)}.user-tag.owner{background:#f59e0b26;border-color:#f59e0b4d;color:var(--warning-color)}.user-tag.viewer{background:#10b98126;border-color:#10b9814d;color:var(--success-color)}.collection-card .card-footer{margin-top:auto;padding-top:var(--spacing-md);border-top:1px solid rgba(255,255,255,.1);display:flex;gap:var(--spacing-sm)}.text-muted{color:#fff6;font-size:.875rem;font-style:italic}