:root{--primary:#1e40af;--secondary:#3b82f6;--accent:#60a5fa;--light:#1f2937;--dark:#ffffff;--gray:#374151;--shadow:0 4px 20px rgba(0,0,0,.3);--border-radius:12px;--transition:all .3s cubic-bezier(.4,0,.2,1)}*{margin:0;padding:0;-webkit-box-sizing:border-box;box-sizing:border-box}body{font-family:'Inter','Segoe UI',Tahoma,Geneva,Verdana,sans-serif;background:-o-linear-gradient(315deg,var(--light) 0%,var(--gray) 50%,#111827 100%);background:linear-gradient(135deg,var(--light) 0%,var(--gray) 50%,#111827 100%);color:var(--dark);min-height:100vh;line-height:1.6;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}h1,h2,h3,h4,h5,h6{margin-bottom:1rem;font-weight:700;color:var(--dark)}h1{font-size:2.5rem}h3{font-size:1.5rem}.container{max-width:1200px;margin:0 auto;padding:0 20px;width:100%}.content{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column;-webkit-box-flex:1;-ms-flex:1 0 auto;flex:1 0 auto}.main-content{-webkit-box-flex:1;-ms-flex:1;flex:1 0 auto;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column}.navbar{background:rgba(31,41,55,.95);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,.1);padding:1rem 0;position:-webkit-sticky;position:sticky;top:0;z-index:1000;-webkit-box-shadow:var(--shadow);box-shadow:var(--shadow)}.navbar .container{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:justify;-ms-flex-pack:justify;justify-content:space-between;-webkit-box-align:center;-ms-flex-align:center;align-items:center}.navbar-brand{font-size:1.8rem;font-weight:800;background:-o-linear-gradient(45deg,var(--primary),var(--secondary));background:linear-gradient(45deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-decoration:none;-webkit-transition:var(--transition);-o-transition:var(--transition);transition:var(--transition)}.btn{display:-webkit-inline-box;display:-ms-inline-flexbox;display:inline-flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;padding:12px 24px;border:2px solid rgba(255,255,255,.2);border-radius:var(--border-radius);font-size:14px;font-weight:600;text-decoration:none;cursor:pointer;-webkit-transition:var(--transition);-o-transition:var(--transition);transition:var(--transition);position:relative;overflow:hidden;-webkit-box-shadow:0 2px 10px rgba(0,0,0,.1);box-shadow:0 2px 10px rgba(0,0,0,.1)}.btn i{margin-right:8px}.btn-icon i{margin-right:0}.btn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:-o-linear-gradient(left,transparent,rgba(255,255,255,.3),transparent);background:-webkit-gradient(linear,left top,right top,from(transparent),color-stop(rgba(255,255,255,.3)),to(transparent));background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);-webkit-transition:left .6s;-o-transition:left .6s;transition:left .6s}.btn-primary{background:-o-linear-gradient(45deg,var(--primary),var(--secondary));background:linear-gradient(45deg,var(--primary),var(--secondary));color:var(--light)}.btn-secondary{background:var(--gray);color:var(--dark);border:2px solid rgba(255,255,255,.3)}.btn-danger{background:-o-linear-gradient(45deg,#dc3545,#c82333);background:linear-gradient(45deg,#dc3545,#c82333);color:var(--light)}.btn-outline-primary{background:transparent;color:var(--primary);border:2px solid var(--primary)}.btn-outline-secondary{background:transparent;color:rgba(255,255,255,.8);border:2px solid rgba(255,255,255,.5)}.btn-sm{padding:10px 20px;font-size:13px}.d-grid .btn{width:100%}.form-control{width:100%;padding:14px 16px;border:2px solid #4b5563;border-radius:var(--border-radius);font-size:16px;-webkit-transition:var(--transition);-o-transition:var(--transition);transition:var(--transition);background:var(--gray);color:var(--dark)}.form-control:focus{border-color:var(--primary);-webkit-box-shadow:0 0 0 3px rgba(30,64,175,.2);box-shadow:0 0 0 3px rgba(30,64,175,.2);outline:none}.form-label{display:block;margin-bottom:8px;font-weight:600;color:var(--dark);text-align:left}.form-check{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;margin-bottom:1rem}.form-check-input{margin-right:12px;width:18px;height:18px}.auth-card{background:rgba(31,41,55,.98);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:3rem;max-width:450px;width:100%;margin:2rem auto;-webkit-box-shadow:0 20px 60px rgba(0,0,0,.3);box-shadow:0 20px 60px rgba(0,0,0,.3);-webkit-animation:slideIn .8s ease-out;animation:slideIn .8s ease-out}@-webkit-keyframes slideIn{from{opacity:0;-webkit-transform:translateY(30px) scale(.95);transform:translateY(30px) scale(.95)}to{opacity:1;-webkit-transform:translateY(0) scale(1);transform:translateY(0) scale(1)}}@keyframes slideIn{from{opacity:0;-webkit-transform:translateY(30px) scale(.95);transform:translateY(30px) scale(.95)}to{opacity:1;-webkit-transform:translateY(0) scale(1);transform:translateY(0) scale(1)}}.auth-card h3{text-align:center;margin-bottom:2rem;font-size:1.8rem;color:var(--light)}.dataTables_wrapper{margin-top:2rem}.dataTables_length,.dataTables_info,.dataTables_paginate{margin-top:1rem}.dataTables_filter input{border:2px solid rgba(255,255,255,.2);border-radius:var(--border-radius);padding:8px 12px;font-size:14px;-webkit-transition:var(--transition);-o-transition:var(--transition);transition:var(--transition);background:var(--gray);color:var(--dark)}.dataTables_filter input:focus{border-color:var(--primary);-webkit-box-shadow:0 0 0 3px rgba(30,64,175,.2);box-shadow:0 0 0 3px rgba(30,64,175,.2);outline:none}.dataTables_length select{border:2px solid rgba(255,255,255,.2);border-radius:var(--border-radius);padding:6px 8px;font-size:14px;-webkit-transition:var(--transition);-o-transition:var(--transition);transition:var(--transition);background:var(--gray);color:var(--dark)}.dataTables_length select:focus{border-color:var(--primary);outline:none}.alert{padding:16px 20px;border-radius:var(--border-radius);margin-bottom:1.5rem;border-left:4px solid;font-weight:500}.alert-danger{background:-o-linear-gradient(45deg,#451a1a,#7f1d1d);background:linear-gradient(45deg,#451a1a,#7f1d1d);color:#fca5a5;border-left-color:#dc2626}.alert-success{background:-o-linear-gradient(45deg,#14532d,#166534);background:linear-gradient(45deg,#14532d,#166534);color:#86efac;border-left-color:#16a34a}.page-header{background:-o-linear-gradient(45deg,var(--primary),var(--secondary));background:linear-gradient(45deg,var(--primary),var(--secondary));padding:1.5rem 2rem;margin-bottom:1.5rem;-webkit-box-shadow:var(--shadow);box-shadow:var(--shadow)}.page-header h3{background:-o-linear-gradient(45deg,#ffffff,#f8fafc);background:linear-gradient(45deg,#ffffff,#f8fafc);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0;font-size:1.8rem;font-weight:700}a{color:var(--primary);text-decoration:none;-webkit-transition:var(--transition);-o-transition:var(--transition);transition:var(--transition);font-weight:500}.url-link{color:white;text-decoration:none;-webkit-transition:var(--transition);-o-transition:var(--transition);transition:var(--transition)}.url-link:hover{color:var(--accent);text-decoration:underline}.footer{background:rgba(31,41,55,.9);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:2rem 0;text-align:center;border-top:1px solid rgba(255,255,255,.1);width:100%;margin-top:2rem}.footer p{margin:0;font-size:14px;color:var(--dark);max-width:1200px;margin:0 auto;padding:0 20px}.text-center{text-align:center}.text-red{color:#f87171}.mt-2{margin-top:.5rem}.mb-3{margin-bottom:1rem}.mb-4{margin-bottom:1.5rem}.p-4{padding:1.5rem}@media (max-width:768px){.auth-card{padding:2rem;margin:1rem}.navbar .d-flex{-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column;-webkit-box-align:stretch!important;-ms-flex-align:stretch!important;align-items:stretch!important}.navbar .d-flex .d-flex{-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;margin-bottom:.5rem}.user-info{text-align:center}.btn{padding:10px 20px}h1{font-size:2rem}h3{font-size:1.3rem}.footer p{padding:0 15px}}#linksTable{table-layout:fixed;width:100%}#linksTable th,#linksTable td{vertical-align:middle;padding:8px 12px}#linksTable tr{height:50px}#linksTable th:nth-child(1),#linksTable td:nth-child(1){width:5%}#linksTable th:nth-child(2),#linksTable td:nth-child(2){width:10%}#linksTable th:nth-child(3),#linksTable td:nth-child(3){width:35%;overflow:hidden;-o-text-overflow:ellipsis;text-overflow:ellipsis;white-space:nowrap}#linksTable th:nth-child(4),#linksTable td:nth-child(4){width:30%}#linksTable th:nth-child(5),#linksTable td:nth-child(5){width:20%}.td-actions .btn-icon{padding:4px 6px;font-size:11px;border-radius:4px;margin:0 2px;border:none;-webkit-box-shadow:none;box-shadow:none;-webkit-transition:var(--transition);-o-transition:var(--transition);transition:var(--transition)}.td-actions .btn-icon:hover{-webkit-transform:scale(1.1);-ms-transform:scale(1.1);transform:scale(1.1)}.user-info{font-size:14px;color:var(--dark);text-align:right}.table tbody tr{-webkit-transition:all .2s ease;-o-transition:all .2s ease;transition:all .2s ease}table tbody tr:hover>td{background-color:rgba(59,130,246,.05);-webkit-box-shadow:0 2px 8px rgba(0,0,0,.1);box-shadow:0 2px 8px rgba(0,0,0,.1);-webkit-transform:translateY(-1px);-ms-transform:translateY(-1px);transform:translateY(-1px)}table tbody tr.odd>td{background-color:#131518}