*{margin:0;padding:0}:root{--app-bg: #f1f5f9;--app-text: #0f172a;--surface-bg: #ffffff;--surface-muted: #f8fafc;--surface-subtle: #f1f5f9;--border-color: #e2e8f0;--text-secondary: #334155;--text-muted: #64748b;--accent-color: #977ab7;--primary-color: #643794;--admin-sidebar-bg: #4a2960;--admin-sidebar-text: #e8d9f2;--admin-sidebar-border: #6b4580;--admin-sidebar-hover-bg: #5a3870;--admin-sidebar-active-bg: #977ab7}body{font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--app-bg);color:var(--app-text)}.loader-overlay{display:flex;justify-content:center;align-items:center;padding:48px 0}.loader-overlay.fullscreen{position:fixed;inset:0;background:#f1f5f9b3;z-index:100;padding:0}.spinner{width:40px;height:40px;border:4px solid #e2e8f0;border-top-color:#977ab7;border-radius:50%;animation:spin .7s linear infinite}.spinner.blue{border-top-color:#643794}.spinner.sm{width:18px;height:18px;border-width:3px}@keyframes spin{to{transform:rotate(360deg)}}