body{background:linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);color:#e2e8f0;font-family:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;min-height:100vh;position:relative}body::before{content:'';position:fixed;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="admin-grid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(99,102,241,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(https://admin.sortillus.com/%23admin-grid)"/></svg>');pointer-events:none;z-index:-1}.navbar.navbar-dark.bg-dark{background:linear-gradient(135deg, #0b132b 0%, #1c2541 60%, #3a506b 100%) !important;border-bottom:1px solid rgba(99,102,241,0.3);backdrop-filter:blur(20px);box-shadow:0 4px 20px rgba(0,0,0,0.3)}.navbar-brand{font-weight:700;font-size:1.5rem;background:linear-gradient(135deg, #6366f1, #8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.navbar-brand i,.navbar-brand .fa-solid{background:linear-gradient(135deg, #6366f1, #8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.gradient-text{background:linear-gradient(135deg, #fff, #6366f1, #8b5cf6, #fff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.navbar-nav .nav-link{color:#cbd5e1 !important;font-weight:500;padding:0.75rem 1rem;border-radius:8px;margin:0 0.25rem;transition:all 0.3s ease}.navbar-nav .nav-link:hover,.navbar-nav .nav-link.active{color:#ffffff !important;background:rgba(99,102,241,0.2);transform:translateY(-1px)}.col-md-2{background:rgba(15,23,42,0.8);backdrop-filter:blur(20px);border-right:1px solid rgba(99,102,241,0.2);min-height:calc(100vh - 76px);padding:2rem 1rem}.col-md-10{padding:2rem;background:rgba(30,41,59,0.3);backdrop-filter:blur(10px);border-radius:16px;margin:1rem;border:1px solid rgba(99,102,241,0.1)}.card,.bg-dark{background:rgba(15,23,42,0.9) !important;backdrop-filter:blur(20px);border:1px solid rgba(99,102,241,0.2);border-radius:12px;box-shadow:0 8px 32px rgba(0,0,0,0.3)}.card-header{background:rgba(99,102,241,0.1) !important;border-bottom:1px solid rgba(99,102,241,0.2);color:#e2e8f0}.table{background:rgba(15,23,42,0.6);border-radius:12px;overflow:hidden}.table thead th{background:rgba(99,102,241,0.2);color:#ffffff;border:none;font-weight:600;padding:1rem}.table tbody td{color:#cbd5e1;border-color:rgba(99,102,241,0.1);padding:1rem}.table tbody tr:hover{background:rgba(99,102,241,0.1)}.btn{border-radius:8px;font-weight:500;padding:0.75rem 1.5rem;transition:all 0.3s ease;border:none}.btn-primary{background:linear-gradient(135deg, #6366f1, #8b5cf6);color:white}.btn-primary:hover{background:linear-gradient(135deg, #5855eb, #7c3aed);transform:translateY(-2px);box-shadow:0 8px 25px rgba(99,102,241,0.4)}.btn-secondary{background:rgba(148,163,184,0.2);color:#e2e8f0;border:1px solid rgba(148,163,184,0.3)}.btn-secondary:hover{background:rgba(148,163,184,0.3);color:#ffffff;transform:translateY(-2px)}.form-control,.form-select{background:rgba(15,23,42,0.8);border:1px solid rgba(99,102,241,0.3);border-radius:8px;color:#e2e8f0;padding:0.75rem 1rem}.form-control:focus,.form-select:focus{background:rgba(15,23,42,0.9);border-color:#6366f1;box-shadow:0 0 0 0.2rem rgba(99,102,241,0.25);color:#ffffff}.form-control::placeholder{color:#64748b}.alert{background:rgba(15,23,42,0.9);border:1px solid rgba(99,102,241,0.3);border-radius:12px;color:#e2e8f0}.alert-success{border-color:rgba(34,197,94,0.5);background:rgba(34,197,94,0.1)}.alert-danger{border-color:rgba(239,68,68,0.5);background:rgba(239,68,68,0.1)}.alert-warning{border-color:rgba(245,158,11,0.5);background:rgba(245,158,11,0.1)}.alert-info{border-color:rgba(99,102,241,0.5);background:rgba(99,102,241,0.1)}.modal-content{background:rgba(15,23,42,0.95);backdrop-filter:blur(20px);border:1px solid rgba(99,102,241,0.3);border-radius:16px}.modal-header{border-bottom:1px solid rgba(99,102,241,0.2);background:rgba(99,102,241,0.1)}.modal-footer{border-top:1px solid rgba(99,102,241,0.2);background:rgba(99,102,241,0.05)}.modal-title{color:#ffffff}.pagination .page-link{background:rgba(15,23,42,0.8);border:1px solid rgba(99,102,241,0.3);color:#cbd5e1}.pagination .page-link:hover{background:rgba(99,102,241,0.2);color:#ffffff;border-color:#6366f1}.pagination .page-item.active .page-link{background:linear-gradient(135deg, #6366f1, #8b5cf6);border-color:#6366f1}.dropdown-menu{background:rgba(15,23,42,0.95);backdrop-filter:blur(20px);border:1px solid rgba(99,102,241,0.3);border-radius:12px;box-shadow:0 10px 40px rgba(0,0,0,0.3)}.dropdown-item{color:#cbd5e1}.dropdown-item:hover{background:rgba(99,102,241,0.2);color:#ffffff}.stat-card{background:rgba(15,23,42,0.8);border:1px solid rgba(99,102,241,0.2);border-radius:16px;padding:2rem;text-align:center;backdrop-filter:blur(20px)}.stat-number{font-size:2.5rem;font-weight:700;background:linear-gradient(135deg, #6366f1, #8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.stat-label{color:#94a3b8;font-size:0.9rem;text-transform:uppercase;letter-spacing:0.5px}#hierarchy-visualization svg{overflow:visible;background:rgba(15,23,42,0.3);border-radius:12px;padding:1rem}.node circle{cursor:pointer;transition:all 0.3s ease}.node circle:hover{stroke:#6366f1;stroke-width:3px}.node text{font:12px 'Inter', sans-serif;pointer-events:none;fill:#e2e8f0;font-weight:500}.link{fill:none;stroke:rgba(99,102,241,0.4);stroke-width:2px;transition:all 0.3s ease}.link:hover{stroke:#6366f1;stroke-width:3px}.node circle.state-1{stroke:#6366f1;stroke-width:2px}.node circle.state-2{stroke:#8b5cf6;stroke-width:3px}.node circle.state-3{stroke:#ec4899;stroke-width:4px;stroke-dasharray:4}#hierarchy-visualization{margin-bottom:50px}#selected-categories{list-style-type:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px}.selected-category{background:rgba(99,102,241,0.2);border:1px solid rgba(99,102,241,0.3);border-radius:20px;padding:0.5rem 1rem;display:inline-flex;align-items:center;color:#e2e8f0;font-weight:500}.remove-category{margin-left:8px;cursor:pointer;color:#94a3b8;transition:color 0.3s ease}.remove-category:hover{color:#ef4444}@media (max-width: 768px){.col-md-2{min-height:auto;border-right:none;border-bottom:1px solid rgba(99,102,241,0.2)}.col-md-10{margin:0.5rem;padding:1rem}.navbar-nav .nav-link{padding:0.5rem 0.75rem;margin:0.125rem}}.loading{opacity:0.6;pointer-events:none}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:rgba(15,23,42,0.3)}::-webkit-scrollbar-thumb{background:rgba(99,102,241,0.5);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:rgba(99,102,241,0.7)}.admin-signin-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem;background:linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);position:relative}.admin-signin-container::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="admin-signin-grid" width="30" height="30" patternUnits="userSpaceOnUse"><path d="M 30 0 L 0 0 0 30" fill="none" stroke="rgba(99,102,241,0.08)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(https://admin.sortillus.com/%23admin-signin-grid)"/></svg>');pointer-events:none;z-index:0}.signin-card{background:rgba(15,23,42,0.95);backdrop-filter:blur(30px);border:1px solid rgba(99,102,241,0.3);border-radius:24px;padding:3rem;width:100%;max-width:450px;box-shadow:0 25px 50px rgba(0,0,0,0.5);position:relative;z-index:1;animation:signinCardAppear 0.6s ease-out}@keyframes signinCardAppear{from{opacity:0;transform:translateY(30px) scale(0.95)}to{opacity:1;transform:translateY(0) scale(1)}}.signin-header{text-align:center;margin-bottom:2.5rem}.brand-logo{display:flex;align-items:center;justify-content:center;margin-bottom:1.5rem;font-size:1.8rem;font-weight:700}.brand-logo i{background:linear-gradient(135deg, #6366f1, #8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-right:0.75rem;font-size:2rem}.brand-logo span{background:linear-gradient(135deg, #6366f1, #8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.signin-header h2{color:#ffffff;font-size:2rem;font-weight:600;margin-bottom:0.5rem}.signin-header p{color:#94a3b8;font-size:1rem;margin:0}.signin-form{margin-bottom:2rem}.form-group{margin-bottom:1.5rem}.input-wrapper{position:relative}.input-icon{position:absolute;left:1rem;top:50%;transform:translateY(-50%);color:#6366f1;font-size:1.1rem;z-index:2}.signin-input{background:rgba(15,23,42,0.8);border:2px solid rgba(99,102,241,0.3);border-radius:12px;color:#e2e8f0;padding:1rem 1rem 1rem 3rem;font-size:1rem;transition:all 0.3s ease;width:100%}.signin-input:focus{background:rgba(15,23,42,0.9);border-color:#6366f1;box-shadow:0 0 0 0.2rem rgba(99,102,241,0.25);color:#ffffff;outline:none}.signin-input::placeholder{color:#64748b}.form-check-wrapper{display:flex;align-items:center;margin-bottom:1.5rem}.form-check-label{display:flex;align-items:center;color:#cbd5e1;font-size:0.9rem;cursor:pointer;user-select:none}.form-check-input{margin-right:0.75rem;width:1.2rem;height:1.2rem;accent-color:#6366f1}.signin-btn{width:100%;background:linear-gradient(135deg, #6366f1, #8b5cf6);border:none;border-radius:12px;color:white;font-weight:600;font-size:1rem;padding:1rem 1.5rem;display:flex;align-items:center;justify-content:center;gap:0.75rem;transition:all 0.3s ease;position:relative;overflow:hidden}.signin-btn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);transition:left 0.5s}.signin-btn:hover::before{left:100%}.signin-btn:hover{background:linear-gradient(135deg, #5855eb, #7c3aed);transform:translateY(-2px);box-shadow:0 15px 30px rgba(99,102,241,0.4)}.signin-btn:active{transform:translateY(0)}.signin-footer{text-align:center;padding-top:1.5rem;border-top:1px solid rgba(99,102,241,0.2)}.signin-footer a{color:#6366f1;text-decoration:none;font-size:0.9rem;transition:color 0.3s ease}.signin-footer a:hover{color:#8b5cf6;text-decoration:underline}.alert{background:rgba(239,68,68,0.1);border:1px solid rgba(239,68,68,0.3);border-radius:12px;color:#fca5a5;padding:1rem;margin-bottom:1.5rem;font-size:0.9rem}.alert ul{margin:0.5rem 0 0 0;padding-left:1.5rem}.alert li{margin-bottom:0.25rem}@media (max-width: 576px){.admin-signin-container{padding:1rem}.signin-card{padding:2rem 1.5rem;border-radius:20px}.signin-header h2{font-size:1.75rem}.brand-logo{font-size:1.5rem}.brand-logo i{font-size:1.75rem}}