:root{--color-header: #1565c0;--color-sidebar: #0d47a1;--color-content: #1565c0;--color-content-bg: #f5f7fa;--color-footer: #263238;--color-btn-edit: #f9a825;--color-btn-delete: #e53935;--color-btn-create: #43a047;--color-btn-archive: #78909c;--color-text: #1a1a2e;--color-text-light: #ffffff;--color-text-muted: #757575;--header-height: 56px;--sidebar-width: 220px;--footer-height: 36px;--border-radius: 6px;--transition-speed: .2s}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px;color:var(--color-text);background:#fafafa}#app{height:100%}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;background:none;font:inherit}table{border-collapse:collapse;width:100%}th,td{text-align:left;padding:8px 12px}