:root{--admin-bg:#0D0221;--admin-sidebar-bg:#190B3D;--admin-card-bg:rgba(0,0,0,0.35);--admin-border:rgba(255,255,255,0.15);--admin-text:#FFFFFF;--admin-text-muted:rgba(255,255,255,0.6);--admin-primary:#B8A9E8;--admin-accent:#FFDAB9;--admin-success:#98FB98;--admin-warning:#FFBF00;--admin-danger:#FFB4C6;--admin-gradient-brand:linear-gradient(135deg,#2D1B69,#B8A9E8 50%,#E8D5F5);--admin-gradient-cta:linear-gradient(120deg,#F6D365,#FDA085);--font-primary:"Inter",system-ui,sans-serif}*{margin:0;padding:0;box-sizing:border-box}body,html{font-family:var(--font-primary);background:var(--admin-bg);color:var(--admin-text);min-height:100vh}.admin-shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.admin-sidebar{background:var(--admin-sidebar-bg);border-right:1px solid var(--admin-border);padding:1.5rem 0;position:-webkit-sticky;position:sticky;top:0;height:100vh}.sidebar-brand{padding:0 1.5rem 1.5rem;border-bottom:1px solid var(--admin-border);display:flex;align-items:center;gap:.5rem}.sidebar-brand h2{font-size:1.25rem;font-weight:700;background:var(--admin-gradient-brand);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sidebar-badge{background:var(--admin-primary);color:white;font-size:.625rem;padding:.125rem .5rem;border-radius:999px;font-weight:600;text-transform:uppercase}.sidebar-nav{padding:1rem 0;display:flex;flex-direction:column}.nav-item{display:block;padding:.75rem 1.5rem;color:var(--admin-text-muted);text-decoration:none;font-size:.875rem;transition:background .15s,color .15s}.nav-item:hover{background:rgba(0,0,0,.2);color:var(--admin-accent);text-decoration:none}.admin-main{padding:2rem;overflow-y:auto}.admin-card{background:var(--admin-card-bg);border:1px solid var(--admin-border);border-radius:.75rem;padding:1.5rem}.admin-card h3{font-size:.875rem;color:var(--admin-text-muted);font-weight:500;margin-bottom:.5rem}.admin-card .stat-value{font-size:2rem;font-weight:700}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));grid-gap:1rem;gap:1rem;margin-bottom:2rem}.admin-table{width:100%;border-collapse:collapse}.admin-table td,.admin-table th{text-align:left;padding:.75rem 1rem;border-bottom:1px solid var(--admin-border);font-size:.875rem}.admin-table th{color:var(--admin-text-muted);font-weight:500;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em}.admin-table tr:hover td{background:rgba(255,255,255,.04)}.badge{display:inline-block;padding:.125rem .5rem;border-radius:999px;font-size:.75rem;font-weight:500}.badge-success{background:rgba(78,205,196,.15);color:var(--admin-success)}.badge-warning{background:rgba(245,200,66,.15);color:var(--admin-warning)}.badge-danger{background:rgba(255,107,138,.15);color:var(--admin-danger)}.badge-info{background:rgba(184,169,232,.2);color:var(--admin-primary)}.page-title{font-size:1.5rem;font-weight:700;margin-bottom:1.5rem}.btn-admin{padding:.5rem 1rem;border-radius:.5rem;border:none;cursor:pointer;font-family:var(--font-primary);font-size:.875rem;font-weight:500;transition:opacity .15s}.btn-admin:hover{opacity:.85}.btn-admin-primary{background:var(--admin-gradient-cta);color:#1A0533}.btn-admin-danger{background:rgba(255,180,198,.15);color:var(--admin-danger);border:1px solid rgba(255,180,198,.3)}.btn-admin:disabled{opacity:.5;cursor:not-allowed}.admin-modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.admin-modal{background:var(--admin-sidebar-bg);border:1px solid var(--admin-border);border-radius:.75rem;padding:1.5rem;max-width:480px;width:100%;max-height:90vh;overflow-y:auto}.admin-modal select,.admin-modal textarea{background:var(--admin-card-bg);color:var(--admin-text)}.admin-modal textarea::placeholder{color:var(--admin-text-muted)}