:root{--admin-sidebar-width: 240px;--admin-primary: #052767;--admin-primary-hover: #083491;--admin-sidebar-bg: #0d1b40;--admin-sidebar-text: #c8d3e8;--admin-sidebar-active: #ffffff;--admin-sidebar-active-bg: rgba(255, 255, 255, .12);--admin-content-bg: #f0f2f7;--admin-text: #1a1f36;--admin-muted: #6b7280}*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--admin-content-bg);color:var(--admin-text)}a{text-decoration:none}.page-header{margin-bottom:1.75rem}.page-title{font-family:Poppins,sans-serif;font-size:1.5rem;font-weight:700;color:var(--admin-text);margin:0 0 .25rem}.page-subtitle{color:var(--admin-muted);font-size:.9375rem;margin:0}.placeholder-card{background:#fff;border-radius:.75rem;padding:3rem 2rem;text-align:center;color:var(--admin-muted);border:1px solid #e5e9f2}.placeholder-icon{font-size:2.25rem;margin-bottom:1rem;opacity:.4;display:block}