:root{--primary:#0057FF;--primary-dark:#003EC4;--primary-light:#EEF2FF;--sidebar-bg:#0F172A;--sidebar-width:260px;--topbar-h:60px;--light:#F8FAFF;--border:#E5E9F2;--text:#1E293B;--text-muted:#64748B;--success:#10B981;--warning:#F59E0B;--danger:#EF4444;--radius:10px;--radius-lg:16px;--tr:0.25s cubic-bezier(.4,0,.2,1)}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Inter',system-ui,sans-serif;background:var(--light);color:var(--text);line-height:1.6;font-size:14px;overflow-x:hidden}
a{text-decoration:none;color:inherit}ul{list-style:none}img{max-width:100%}input,select,textarea,button{font-family:inherit}
.sidebar{position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-width);background:var(--sidebar-bg);display:flex;flex-direction:column;z-index:300;overflow-y:auto;transition:transform var(--tr)}
.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:299}
.sidebar-overlay.active{display:block}
.sidebar-brand{padding:18px 20px 16px;border-bottom:1px solid rgba(255,255,255,.06);flex-shrink:0;display:flex;align-items:center;justify-content:space-between}
.brand-logo{display:flex;align-items:center;gap:10px}
.brand-icon{width:34px;height:34px;background:var(--primary);border-radius:8px;display:flex;align-items:center;justify-content:center;color:white;font-size:15px;flex-shrink:0}
.brand-name{font-size:15px;font-weight:700;color:white}
.brand-sub{font-size:10px;color:rgba(255,255,255,.35);letter-spacing:1.5px;text-transform:uppercase;margin-top:1px}
.sidebar-close-btn{display:none;background:none;border:none;color:rgba(255,255,255,.5);cursor:pointer;padding:6px;font-size:20px;line-height:1}
.sidebar-nav{padding:12px;flex:1}
.nav-section-label{font-size:10px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:rgba(255,255,255,.25);padding:12px 8px 6px}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;color:rgba(255,255,255,.55);font-size:13px;font-weight:500;transition:all var(--tr);margin-bottom:2px;cursor:pointer;border:none;background:none;width:100%;text-align:left}
.nav-item:hover{background:rgba(255,255,255,.07);color:rgba(255,255,255,.9)}
.nav-item.active{background:var(--primary);color:white}
.nav-item i{width:18px;text-align:center;font-size:14px;flex-shrink:0}
.nav-item .badge{margin-left:auto;background:var(--danger);color:white;font-size:10px;padding:2px 7px;border-radius:10px;font-weight:600}
.sidebar-footer{padding:14px 16px;border-top:1px solid rgba(255,255,255,.06)}
.sidebar-user{display:flex;align-items:center;gap:10px}
.user-avatar{width:32px;height:32px;background:var(--primary);border-radius:50%;display:flex;align-items:center;justify-content:center;color:white;font-weight:700;font-size:13px;flex-shrink:0}
.user-info strong{display:block;font-size:13px;color:white;font-weight:600}
.user-info span{font-size:11px;color:rgba(255,255,255,.4)}
.main-wrapper{margin-left:var(--sidebar-width);min-height:100vh;display:flex;flex-direction:column;transition:margin var(--tr)}
.topbar{background:white;height:var(--topbar-h);padding:0 20px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:200;gap:12px}
.topbar-left{display:flex;align-items:center;gap:12px;flex:1;min-width:0}
.sidebar-toggle{display:none;background:none;border:none;width:38px;height:38px;border-radius:8px;align-items:center;justify-content:center;cursor:pointer;color:var(--text);font-size:20px;flex-shrink:0}
.sidebar-toggle:hover{background:var(--light)}
.page-title{font-size:16px;font-weight:700;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-right{display:flex;align-items:center;gap:8px;flex-shrink:0}
.main-content{padding:20px;flex:1}
.card{background:white;border-radius:var(--radius-lg);border:1px solid var(--border);overflow:hidden}
.card-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.card-title{font-size:15px;font-weight:700;color:var(--text)}
.card-body{padding:20px}
.mb-4{margin-bottom:16px}.w-full{width:100%}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px}
.stat-card{background:white;border-radius:var(--radius-lg);padding:18px;border:1px solid var(--border);display:flex;align-items:center;gap:14px;transition:all var(--tr)}
.stat-card:hover{box-shadow:0 4px 16px rgba(0,0,0,.08);transform:translateY(-2px)}
.stat-icon{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.stat-icon.blue{background:#EEF2FF;color:var(--primary)}.stat-icon.green{background:#ECFDF5;color:var(--success)}.stat-icon.orange{background:#FFFBEB;color:var(--warning)}.stat-icon.red{background:#FEF2F2;color:var(--danger)}.stat-icon.purple{background:#F5F3FF;color:#7C3AED}
.stat-info strong{display:block;font-size:22px;font-weight:800;color:var(--text);line-height:1}
.stat-info span{font-size:12px;color:var(--text-muted);margin-top:3px;display:block}
.stat-trend{margin-left:auto;font-size:11px;font-weight:600;padding:3px 7px;border-radius:6px;white-space:nowrap}
.stat-trend.up{background:#ECFDF5;color:var(--success)}.stat-trend.down{background:#FEF2F2;color:var(--danger)}
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:8px;font-weight:600;font-size:13px;cursor:pointer;border:1.5px solid transparent;transition:all var(--tr);white-space:nowrap;text-decoration:none;line-height:1}
.btn-primary{background:var(--primary);color:white;border-color:var(--primary)}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px)}
.btn-success{background:var(--success);color:white;border-color:var(--success)}.btn-success:hover{background:#059669}
.btn-warning{background:var(--warning);color:white;border-color:var(--warning)}
.btn-danger{background:var(--danger);color:white;border-color:var(--danger)}.btn-danger:hover{background:#DC2626}
.btn-outline{background:white;color:var(--text);border-color:var(--border)}.btn-outline:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}
.btn-sm{padding:6px 12px;font-size:12px}.btn-icon{width:32px;height:32px;padding:0;justify-content:center;border-radius:8px}
.form-group{margin-bottom:16px}
.form-label{display:block;font-size:13px;font-weight:600;color:var(--text);margin-bottom:6px}
.form-label span{color:var(--danger)}
.form-control{width:100%;padding:9px 13px;border:1.5px solid var(--border);border-radius:8px;color:var(--text);background:white;transition:border-color var(--tr);font-size:14px}
.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(0,87,255,.08)}
.form-control::placeholder{color:#CBD5E1}
select.form-control{cursor:pointer}textarea.form-control{resize:vertical;min-height:80px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table.data-table{width:100%;border-collapse:collapse;min-width:500px}
.data-table th{background:#F8FAFF;padding:10px 14px;text-align:left;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);border-bottom:1px solid var(--border);white-space:nowrap}
.data-table td{padding:12px 14px;border-bottom:1px solid #F1F5F9;font-size:13px;color:var(--text);vertical-align:middle}
.data-table tr:hover td{background:#FAFBFF}
.data-table tr:last-child td{border-bottom:none}
.action-group{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:600;white-space:nowrap}
.badge-blue{background:#EEF2FF;color:var(--primary)}.badge-green{background:#ECFDF5;color:#059669}.badge-orange{background:#FFFBEB;color:#D97706}.badge-red{background:#FEF2F2;color:var(--danger)}.badge-gray{background:#F1F5F9;color:#475569}.badge-purple{background:#F5F3FF;color:#7C3AED}
.alert{padding:12px 16px;border-radius:8px;font-size:13px;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.alert-success{background:#ECFDF5;color:#065F46;border:1px solid #A7F3D0}.alert-danger{background:#FEF2F2;color:#991B1B;border:1px solid #FECACA}.alert-warning{background:#FFFBEB;color:#92400E;border:1px solid #FDE68A}.alert-info{background:#EFF6FF;color:#1E40AF;border:1px solid #BFDBFE}
.login-wrap{min-height:100vh;background:linear-gradient(135deg,#0A0E1A,#1a237e);display:flex;align-items:center;justify-content:center;padding:20px}
.login-card{background:white;border-radius:var(--radius-lg);padding:40px 36px;width:100%;max-width:420px;box-shadow:0 32px 80px rgba(0,0,0,.4)}
.login-logo{text-align:center;margin-bottom:28px}
.login-logo strong{font-size:22px;font-weight:800;color:var(--primary)}
.login-logo p{font-size:13px;color:var(--text-muted);margin-top:4px}
.bottom-nav{display:none;position:fixed;bottom:0;left:0;right:0;background:var(--sidebar-bg);border-top:1px solid rgba(255,255,255,.08);z-index:400;padding-bottom:env(safe-area-inset-bottom,0px)}
.bottom-nav-inner{display:flex;height:56px;align-items:center}
.bottom-nav-item{display:flex;flex-direction:column;align-items:center;gap:2px;color:rgba(255,255,255,.4);font-size:10px;font-weight:500;text-decoration:none;flex:1;text-align:center;padding:4px;transition:color var(--tr)}
.bottom-nav-item.active{color:#60A5FA}
.bottom-nav-item i{font-size:20px}
.text-muted{color:var(--text-muted)}.text-primary{color:var(--primary)}.text-success{color:var(--success)}.text-danger{color:var(--danger)}
.text-right{text-align:right}.text-center{text-align:center}.font-bold{font-weight:700}
.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}
.gap-2{gap:8px}.gap-3{gap:12px}.mt-4{margin-top:16px}.mb-4{margin-bottom:16px}
.divider{height:1px;background:var(--border);margin:16px 0}
.empty-state{text-align:center;padding:48px 20px;color:var(--text-muted)}
.empty-state i{font-size:40px;margin-bottom:14px;display:block;opacity:.3}
@media(max-width:1024px){:root{--sidebar-width:220px}.stats-grid{grid-template-columns:repeat(2,1fr);gap:12px}.form-row-3{grid-template-columns:1fr 1fr}.topbar{padding:0 16px}.main-content{padding:16px}}
@media(max-width:767px){
  .sidebar{width:280px;transform:translateX(-100%);box-shadow:0 0 40px rgba(0,0,0,.3)}
  .sidebar.open{transform:translateX(0)}
  .sidebar-close-btn{display:flex}
  .main-wrapper{margin-left:0}
  .sidebar-toggle{display:flex}
  .topbar{padding:0 12px;height:54px}
  .page-title{font-size:14px}
  .topbar-right .btn-text{display:none}
  .topbar-right .btn{padding:7px 10px;min-width:36px;justify-content:center}
  .main-content{padding:12px 12px 72px}
  .stats-grid{grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
  .stat-card{padding:12px;gap:10px}
  .stat-icon{width:38px;height:38px;font-size:16px;border-radius:10px}
  .stat-info strong{font-size:18px}
  .stat-info span{font-size:11px}
  .stat-trend{display:none}
  .card-header{padding:12px 14px;gap:8px}
  .card-title{font-size:14px}
  .card-body{padding:14px}
  .form-row,.form-row-3{grid-template-columns:1fr;gap:0}
  .form-control,input.form-control,select.form-control,textarea.form-control{font-size:16px!important}
  .table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .data-table{min-width:480px}
  .data-table th{padding:8px 10px;font-size:10px}
  .data-table td{padding:10px;font-size:12px}
  .dash-two-col{grid-template-columns:1fr!important}
  .inv-two-col{grid-template-columns:1fr!important}
  .inv-sticky{position:static!important}
  .btn-sm{padding:7px 12px;font-size:12px}
  .action-group .btn-icon{width:30px;height:30px}
  .bottom-nav{display:block}
  .alert{font-size:12px;padding:10px 12px}
  .login-card{padding:28px 20px}
}
@media(max-width:400px){.stats-grid{gap:8px}.stat-card{padding:10px 8px}.stat-info strong{font-size:16px}.main-content{padding:10px 10px 72px}}
@media print{.sidebar,.topbar,.bottom-nav,.no-print,.sidebar-overlay{display:none!important}.main-wrapper{margin-left:0!important}body{background:white}}