*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--navy: #2e3192;--navy-dark: #20226b;--navy-light: #3d42b8;--sky: #00adef;--sky-dark: #008fc5;--sky-light: #e8f7fd;--white: #ffffff;--gray-50: #f8f9fa;--gray-100: #f0f1f3;--gray-200: #e2e4e8;--gray-300: #c8ccd4;--gray-500: #7a8090;--gray-700: #3d4452;--gray-900: #1a1e2b;--success: #16a34a;--success-bg: #dcfce7;--warning: #ca8a04;--warning-bg: #fef9c3;--danger: #dc2626;--danger-bg: #fee2e2;--info: #0284c7;--info-bg: #e0f2fe;--sidebar-w: 240px;--header-h: 60px;--bnav-h: 60px;--radius: 6px;--radius-lg: 12px;--font: "Segoe UI", system-ui, -apple-system, sans-serif;--font-mono: "Consolas", "Courier New", monospace;--shadow-sm: 0 1px 2px rgba(16,24,64,.06), 0 1px 3px rgba(16,24,64,.04);--shadow-md: 0 4px 12px rgba(16,24,64,.08), 0 2px 4px rgba(16,24,64,.05);--shadow-lg: 0 12px 28px rgba(16,24,64,.12), 0 4px 8px rgba(16,24,64,.06);--grad-brand: linear-gradient(135deg, #2e3192 0%, #00adef 100%);--grad-navy: 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