:root{--teal:#0d9488;--teal-light:#14b8a6;--blue:#0ea5e9;--blue-light:#38bdf8;--bg:#f0fdfa;--card:#fff;--text:#1e293b;--muted:#64748b;--border:#e2e8f0;--ok:#10b981;--ko:#ef4444;--warn:#f59e0b;--purple:#8b5cf6;--pink:#ec4899;--r:12px;--sh:0 4px 20px rgba(0,0,0,.06);--tr:all .3s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Segoe UI',system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}.hide{display:none!important}
.login-body{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(135deg,#f0fdfa,#e0f2fe,#f0fdfa);position:relative;overflow:hidden}.login-bg{position:fixed;inset:0;pointer-events:none}.shape{position:absolute;border-radius:50%;opacity:.12;animation:float 20s infinite}.s1{width:400px;height:400px;background:var(--teal);top:-100px;right:-100px}.s2{width:300px;height:300px;background:var(--blue);bottom:-50px;left:-50px;animation-delay:5s}.s3{width:200px;height:200px;background:var(--purple);top:50%;left:50%;animation-delay:10s}@keyframes float{0%,100%{transform:translate(0) scale(1)}25%{transform:translate(30px,-30px) scale(1.1)}50%{transform:translate(-20px,20px) scale(.95)}75%{transform:translate(20px,10px) scale(1.05)}}
.login-container{position:relative;z-index:1;width:100%;max-width:420px;padding:20px}.login-card{background:var(--card);border-radius:var(--r);padding:40px;box-shadow:var(--sh);border:1px solid var(--border);text-align:center}.login-logo img{width:180px;margin-bottom:16px}.login-title{font-size:28px;font-weight:700;background:linear-gradient(135deg,var(--teal),var(--blue));-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:4px}.login-sub{color:var(--muted);font-size:14px;margin-bottom:24px}
.form-group{margin-bottom:16px;text-align:left}.form-group label{display:block;font-size:13px;font-weight:600;margin-bottom:4px}.input-icon{position:relative}.input-icon i{position:absolute;left:16px;color:var(--muted);font-size:14px;z-index:1;pointer-events:none}.input-icon input{width:100%;padding:12px 40px 12px 48px;border:2px solid var(--border);border-radius:8px;font-size:14px;transition:var(--tr);background:#f8fafc}.input-icon input:focus{border-color:var(--teal);outline:none;box-shadow:0 0 0 3px rgba(13,148,136,.15);background:#fff}.eye-btn{
  position:absolute;
  right:4px;
  top:4px;
  bottom:4px;
  width:40px;
  background:none;
  border:none;
  cursor:pointer;
  color:#94a3b8;
  font-size:16px;
  z-index:10;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:6px;
}
.eye-btn:hover{color:#0d9488;background:rgba(13,148,136,0.08)}
.code-wrap{display:flex;gap:8px;justify-content:center;margin:20px 0}.code-input{width:48px;height:56px;text-align:center;font-size:24px;font-weight:700;border:2px solid var(--border);border-radius:8px;color:var(--teal);transition:var(--tr)}.code-input:focus{border-color:var(--teal);outline:none;box-shadow:0 0 0 3px rgba(13,148,136,.15)}.tfa-icon{width:80px;height:80px;margin:0 auto 16px;background:linear-gradient(135deg,var(--teal),var(--blue));border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:32px;color:#fff}.tfa-actions{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:16px}.link-btn{background:none;border:none;color:var(--teal);cursor:pointer;font-size:13px;text-decoration:underline}
.alert{padding:10px 14px;border-radius:8px;font-size:13px;margin:12px 0}.alert-err{background:#fef2f2;color:#dc2626;border:1px solid #fecaca}.alert-ok{background:#f0fdf4;color:#16a34a;border:1px solid #bbf7d0}.login-footer{margin-top:24px;color:var(--muted);font-size:12px;text-align:center}
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:var(--tr)}.btn-primary{background:linear-gradient(135deg,var(--teal),var(--blue));color:#fff;box-shadow:0 4px 12px rgba(13,148,136,.25)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(13,148,136,.35)}.btn-outline{background:transparent;border:2px solid var(--border);color:var(--text)}.btn-outline:hover{border-color:var(--teal);color:var(--teal)}.btn-danger{background:var(--ko);color:#fff}.btn-block{width:100%;justify-content:center;padding:14px}.btn-sm{padding:4px 10px;font-size:12px;border-radius:4px;background:var(--teal);color:#fff;border:none;cursor:pointer;margin-left:4px}.btn-icon{padding:6px 10px;font-size:12px;border-radius:6px;border:1px solid var(--border);background:#fff;cursor:pointer;color:var(--teal)}.btn-icon:hover{background:var(--bg)}
.dash-body{background:var(--bg)}.top-header{position:fixed;top:0;left:0;right:0;height:60px;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 20px;z-index:100;box-shadow:0 1px 4px rgba(0,0,0,.04)}.header-left{display:flex;align-items:center;gap:16px}.sidebar-toggle{background:none;border:none;font-size:18px;cursor:pointer;color:var(--text);padding:8px;border-radius:8px}.sidebar-toggle:hover{background:var(--bg)}.header-brand{display:flex;align-items:center;gap:10px}.header-logo{height:32px}.header-brand span{font-size:18px;font-weight:700;background:linear-gradient(135deg,var(--teal),var(--blue));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.header-right{display:flex;align-items:center;gap:16px}.header-user{display:flex;align-items:center;gap:10px;cursor:pointer;padding:6px 12px;border-radius:8px;transition:var(--tr);position:relative}.header-user:hover{background:var(--bg)}.user-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--teal),var(--blue));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:13px}.user-info{display:flex;flex-direction:column}.uname{font-size:13px;font-weight:600}.urole{font-size:11px;padding:1px 8px;border-radius:10px;font-weight:600}.role-client{background:#f0fdfa;color:var(--teal)}.role-suptech{background:#eff6ff;color:var(--blue)}.role-admin{background:#fdf2f8;color:var(--pink)}.user-dd{position:absolute;top:50px;right:0;background:#fff;border:1px solid var(--border);border-radius:8px;padding:8px;box-shadow:var(--sh);min-width:180px;z-index:1000}.user-dd a{display:flex;align-items:center;gap:8px;padding:8px 12px;color:var(--text);text-decoration:none;border-radius:6px;font-size:13px}.user-dd a:hover{background:var(--bg)}
.sidebar{position:fixed;top:60px;left:0;bottom:0;width:250px;background:#fff;border-right:1px solid var(--border);padding:20px 12px;overflow-y:auto;transition:var(--tr);z-index:90}.sidebar.collapsed{width:60px}.sidebar.collapsed span,.sidebar.collapsed .nav-label,.sidebar.collapsed .nav-badge,.sidebar.collapsed .sidebar-footer{display:none}.nav-section{margin-bottom:20px}.nav-label{font-size:11px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:1px;padding:0 12px;margin-bottom:8px;display:block}.nav-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:8px;color:var(--muted);text-decoration:none;font-size:14px;transition:var(--tr);position:relative}.nav-item:hover{background:var(--bg);color:var(--teal)}.nav-item.active{background:linear-gradient(135deg,rgba(13,148,136,.1),rgba(14,165,233,.1));color:var(--teal);font-weight:600}.nav-item.active::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:20px;background:var(--teal);border-radius:2px}.nav-item i{width:20px;text-align:center;font-size:16px}.nav-badge{background:var(--teal);color:#fff;font-size:11px;padding:2px 8px;border-radius:10px;margin-left:auto}.pulse{animation:pulse 2s infinite}@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}.sidebar-footer{position:absolute;bottom:20px;left:0;right:0;text-align:center;font-size:11px;color:var(--muted)}
.main-content{margin-left:250px;margin-top:60px;padding:24px;min-height:calc(100vh - 60px);transition:var(--tr)}.main-content.expanded{margin-left:60px}.content-section{display:none;animation:fadeIn .4s ease}.content-section.active{display:block}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:12px}.section-header h2{font-size:22px;display:flex;align-items:center;gap:10px}.section-header h2 i{color:var(--teal)}.section-sub{color:var(--muted);font-size:14px}.live-dot{width:8px;height:8px;border-radius:50%;background:var(--ok);display:inline-block;margin-right:6px}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:20px;box-shadow:var(--sh);margin-bottom:20px}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.card-header h3{font-size:16px;display:flex;align-items:center;gap:8px}.card-header h3 i{color:var(--teal)}.card-filters{display:flex;gap:12px;margin-bottom:16px;flex-wrap:wrap}.card-filters select,.card-filters input{padding:8px 12px;border:1px solid var(--border);border-radius:8px;font-size:13px;background:#fff}.card-filters select:focus,.card-filters input:focus{border-color:var(--teal);outline:none}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:#fff;border:1px solid var(--border);border-radius:var(--r);padding:20px;display:flex;align-items:center;gap:16px;box-shadow:var(--sh);transition:var(--tr);animation:slideUp .5s ease forwards;animation-delay:var(--d,0);opacity:0}.stat-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(0,0,0,.1)}@keyframes slideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.stat-icon{width:50px;height:50px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;color:#fff;flex-shrink:0}.bg-teal{background:linear-gradient(135deg,var(--teal),var(--teal-light))}.bg-blue{background:linear-gradient(135deg,var(--blue),var(--blue-light))}.bg-orange{background:linear-gradient(135deg,var(--warn),#fbbf24)}.bg-purple{background:linear-gradient(135deg,var(--purple),#a78bfa)}.bg-pink{background:linear-gradient(135deg,var(--pink),#f472b6)}.stat-val{font-size:24px;font-weight:700;display:block}.stat-lbl{font-size:12px;color:var(--muted)}.charts-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:24px}.chart-card{background:#fff;border:1px solid var(--border);border-radius:var(--r);padding:20px;box-shadow:var(--sh)}.chart-card h3{font-size:15px;margin-bottom:12px;display:flex;align-items:center;gap:8px}.chart-card h3 i{color:var(--teal)}
.data-table{width:100%;border-collapse:collapse}.data-table th{text-align:left;padding:10px 12px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);border-bottom:2px solid var(--border);background:#f8fafc}.data-table td{padding:10px 12px;font-size:13px;border-bottom:1px solid var(--border)}.data-table tr:hover{background:#f0fdfa}.badge{padding:3px 10px;border-radius:20px;font-size:11px;font-weight:600}.badge-success,.badge-active{background:#dcfce7;color:#16a34a}.badge-danger{background:#fee2e2;color:#dc2626}.badge-warning{background:#fef3c7;color:#d97706}.badge-info{background:#dbeafe;color:#2563eb}.badge-inactive{background:#f1f5f9;color:#64748b}.text-center{text-align:center}.text-muted{color:var(--muted)}
.dataTables_wrapper .dataTables_paginate .paginate_button{padding:6px 12px;border-radius:6px;border:1px solid var(--border)!important;background:#fff!important;color:var(--text)!important;margin:0 2px}.dataTables_wrapper .dataTables_paginate .paginate_button.current{background:var(--teal)!important;color:#fff!important;border-color:var(--teal)!important}.dataTables_wrapper .dataTables_paginate .paginate_button:hover{background:var(--bg)!important}.dataTables_wrapper .dataTables_length select,.dataTables_wrapper .dataTables_filter input{border:1px solid var(--border);border-radius:6px;padding:6px 10px}.dataTables_wrapper .dataTables_info{font-size:13px;color:var(--muted)}
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s}.modal{background:#fff;border-radius:var(--r);width:90%;max-width:600px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.15);animation:slideDown .3s ease}.modal-lg{max-width:800px}.modal-sm{max-width:400px}@keyframes slideDown{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}.modal-header h3{font-size:16px}.modal-header.bg-danger{background:#fee2e2}.modal-close{background:none;border:none;font-size:24px;cursor:pointer;color:var(--muted)}.modal-body{padding:20px}.modal-footer{display:flex;justify-content:flex-end;gap:12px;padding:16px 20px;border-top:1px solid var(--border)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-group select,.form-group textarea,.form-group input[type="text"],.form-group input[type="url"],.form-group input[type="email"],.form-group input[type="password"],.form-group input[type="tel"],.form-group input[type="number"]{width:100%;padding:10px 12px;border:2px solid var(--border);border-radius:8px;font-size:14px;transition:var(--tr);background:#f8fafc}.form-group select:focus,.form-group textarea:focus,.form-group input:focus{border-color:var(--teal);outline:none}.form-group small{font-size:11px;color:var(--muted)}
.test-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.test-result{min-height:300px;background:#0f172a;border-radius:8px;padding:16px;color:#e2e8f0;font-family:monospace;font-size:13px;overflow:auto;max-height:500px}.test-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:#475569}.result-header{display:flex;gap:12px;margin-bottom:12px;padding-bottom:12px;border-bottom:1px solid #1e293b}.result-badge{padding:4px 12px;border-radius:6px;font-size:12px;font-weight:700}.result-ok{background:#064e3b;color:#6ee7b7}.result-ko{background:#7f1d1d;color:#fca5a5}
.security-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.sec-opt{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border)}.switch{position:relative;width:44px;height:24px}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;inset:0;background:#cbd5e1;border-radius:24px;cursor:pointer;transition:var(--tr)}.slider::before{content:'';position:absolute;width:18px;height:18px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:var(--tr)}.switch input:checked+.slider{background:var(--teal)}.switch input:checked+.slider::before{transform:translateX(20px)}
.skeleton{height:16px;background:linear-gradient(90deg,#f1f5f9 25%,#e2e8f0 50%,#f1f5f9 75%);background-size:200%;border-radius:4px;animation:shimmer 1.5s infinite}@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
.toast-container{position:fixed;top:80px;right:20px;z-index:2000;display:flex;flex-direction:column;gap:8px}.toast{padding:12px 20px;border-radius:8px;font-size:13px;font-weight:600;color:#fff;box-shadow:var(--sh);animation:slideIn .3s ease;display:flex;align-items:center;gap:8px;min-width:280px}.toast-success{background:var(--ok)}.toast-error{background:var(--ko)}.toast-info{background:var(--blue)}@keyframes slideIn{from{opacity:0;transform:translateX(50px)}to{opacity:1;transform:translateX(0)}}.toast.removing{animation:slideOut .3s forwards}@keyframes slideOut{to{opacity:0;transform:translateX(50px)}}
.main-footer{text-align:center;padding:16px;color:var(--muted);font-size:12px;border-top:1px solid var(--border);margin-top:24px}
@media(max-width:768px){.sidebar{width:60px}.sidebar span,.sidebar .nav-label,.sidebar .nav-badge,.sidebar .sidebar-footer{display:none}.main-content{margin-left:60px}.charts-grid,.test-grid,.security-grid,.form-row{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(2,1fr)}}
.fadeIn{animation:fadeIn .4s ease}.anim{animation:slideUp .5s ease forwards;animation-delay:var(--d,0);opacity:0}

.btn-outline .fa-sync-alt{transition:transform .3s ease}
.btn-outline:active .fa-sync-alt{transform:rotate(360deg)}