:root{--pdt-primary:#2563EB;--pdt-surface:#F8FAFC;--pdt-card-bg:#FFFFFF;--pdt-text:#1E293B;--pdt-text-secondary:#64748B;--pdt-success:#16A34A;--pdt-warning:#D97706;--pdt-danger:#DC2626;--pdt-accent:#7C3AED;--pdt-border:#E2E8F0;--sidebar-width:260px;--sidebar-collapsed:72px}body{font-family:Inter,system-ui,-apple-system,sans-serif;color:var(--pdt-text);background:var(--pdt-surface)}.gradient-bg{background:linear-gradient(135deg,var(--pdt-primary) 0,var(--pdt-accent) 100%)}.card-hover-lift:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.08);transition:all .2s ease}.table-hover tbody tr{transition:background-color .1s ease}.btn-gradient{background:linear-gradient(135deg,var(--pdt-primary),#1D4ED8);border:none;color:white;cursor:pointer;transition:all .15s ease}.btn-gradient:hover{background:linear-gradient(135deg,#1D4ED8,#1E40AF);color:white;transform:translateY(-1px);box-shadow:0 4px 12px rgba(37,99,235,.3)}.btn-gradient:active{transform:translateY(0);box-shadow:none}.btn-gradient:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}.form-control,.form-select{min-height:44px;border-color:var(--pdt-border);transition:border-color .15s ease,box-shadow .15s ease}.form-control:focus,.form-select:focus{border-color:var(--pdt-primary);box-shadow:0 0 0 3px rgba(37,99,235,.1)}.form-control-lg{min-height:52px;font-size:1.0625rem}.form-label{font-size:.8125rem;margin-bottom:.375rem}.form-range::-webkit-slider-thumb{cursor:-webkit-grab;cursor:grab}.form-range:active::-webkit-slider-thumb{cursor:-webkit-grabbing;cursor:grabbing}.table-hover tbody tr:hover{background-color:var(--pdt-surface)}.badge-grade-high{background-color:var(--pdt-success)!important}.badge-grade-medium{background-color:var(--pdt-warning)!important;color:#FFFFFF!important}.badge-grade-low{background-color:var(--pdt-danger)!important}.upload-zone{transition:all .2s ease;position:relative}.upload-zone:hover{border-color:var(--pdt-primary)!important;background-color:var(--pdt-surface)}.upload-zone.uploading{pointer-events:none;opacity:.7}.upload-zone.uploading:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:rgba(255,255,255,.8);border-radius:.375rem}.pdt-sidebar{width:var(--sidebar-width);min-height:100vh;background:var(--pdt-card-bg);border-right:1px solid var(--pdt-border);display:flex;flex-direction:column;position:fixed;top:0;left:0;z-index:1040;transition:width .2s ease}.pdt-sidebar.collapsed{width:var(--sidebar-collapsed)}.pdt-sidebar .sidebar-logo{padding:1.25rem;border-bottom:1px solid var(--pdt-border);display:flex;align-items:center;gap:.75rem}.pdt-sidebar .sidebar-logo .logo-text{font-weight:700;font-size:1.1rem;color:var(--pdt-text);white-space:nowrap;overflow:hidden}.pdt-sidebar.collapsed .sidebar-logo .logo-text{display:none}.pdt-sidebar .sidebar-nav{flex:1 1;padding:.75rem;overflow-y:auto}.pdt-sidebar .nav-item{margin-bottom:2px}.pdt-sidebar .nav-link{display:flex;align-items:center;gap:.75rem;padding:.625rem .875rem;border-radius:.5rem;color:var(--pdt-text-secondary);font-size:.875rem;font-weight:500;text-decoration:none;transition:all .15s ease;white-space:nowrap;overflow:hidden}.pdt-sidebar .nav-link:hover{background:var(--pdt-surface);color:var(--pdt-primary)}.pdt-sidebar .nav-link.active{background:rgba(37,99,235,.08);color:var(--pdt-primary);font-weight:600}.pdt-sidebar .nav-link .nav-icon{flex-shrink:0;width:20px;height:20px}.pdt-sidebar .nav-link .nav-label{overflow:hidden}.pdt-sidebar.collapsed .nav-link .nav-label{display:none}.pdt-sidebar .sidebar-footer{padding:.75rem;border-top:1px solid var(--pdt-border)}.pdt-content{margin-left:var(--sidebar-width);min-height:100vh;transition:margin-left .2s ease}.pdt-content.sidebar-collapsed{margin-left:var(--sidebar-collapsed)}.pdt-mobile-header{display:none;position:-webkit-sticky;position:sticky;top:0;z-index:1030;background:var(--pdt-card-bg);border-bottom:1px solid var(--pdt-border);padding:.75rem 1rem;align-items:center;justify-content:space-between}.pdt-offcanvas-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:1045}.pdt-offcanvas-sidebar{position:fixed;top:0;left:0;width:var(--sidebar-width);height:100%;z-index:1050;background:var(--pdt-card-bg);box-shadow:4px 0 24px rgba(0,0,0,.12);overflow-y:auto}.pdt-breadcrumb{display:flex;align-items:center;gap:.375rem;font-size:.8125rem;color:var(--pdt-text-secondary);margin-bottom:1rem}.pdt-breadcrumb a{color:var(--pdt-text-secondary);text-decoration:none}.pdt-breadcrumb a:hover{color:var(--pdt-primary)}.pdt-breadcrumb .separator{color:var(--pdt-border)}.pdt-breadcrumb .current{color:var(--pdt-text);font-weight:500}.kpi-card{background:var(--pdt-card-bg);border:1px solid var(--pdt-border);border-radius:.75rem;padding:1.25rem;transition:box-shadow .2s ease}.kpi-card:hover{box-shadow:0 4px 12px rgba(0,0,0,.06)}.kpi-card .kpi-icon{width:40px;height:40px;border-radius:.5rem;display:flex;align-items:center;justify-content:center}.kpi-card .kpi-value{font-size:1.75rem;font-weight:700;color:var(--pdt-text);line-height:1.2}.kpi-card .kpi-label{font-size:.8125rem;color:var(--pdt-text-secondary);font-weight:500}.pdt-tabs{display:flex;gap:.25rem;border-bottom:2px solid var(--pdt-border);margin-bottom:1.5rem;overflow-x:auto}.pdt-tab{padding:.625rem 1rem;font-size:.875rem;font-weight:500;color:var(--pdt-text-secondary);background:none;border:none;border-bottom:2px solid transparent;margin-bottom:-2px;cursor:pointer;white-space:nowrap;display:flex;align-items:center;gap:.375rem;transition:all .15s ease}.pdt-tab.active,.pdt-tab:hover{color:var(--pdt-primary)}.pdt-tab.active{border-bottom-color:var(--pdt-primary);font-weight:600}@media (max-width:991.98px){.pdt-sidebar{display:none}.pdt-mobile-header{display:flex}.pdt-content,.pdt-content.sidebar-collapsed{margin-left:0}}@media (min-width:992px) and (max-width:1199.98px){.pdt-sidebar{width:var(--sidebar-collapsed)}.pdt-sidebar .nav-link .nav-label,.pdt-sidebar .sidebar-logo .logo-text{display:none}.pdt-content{margin-left:var(--sidebar-collapsed)}}