:root{--color-brand: #7C3AED;--color-brand-light: #A78BFA;--color-brand-pale: #EDE9FE;--color-brand-dark: #5B21B6;--color-brand-hover: #6D28D9;--color-white: #FFFFFF;--color-gray-50: #F9FAFB;--color-gray-100: #F3F4F6;--color-gray-200: #E5E7EB;--color-gray-300: #D1D5DB;--color-gray-400: #9CA3AF;--color-gray-500: #6B7280;--color-gray-600: #4B5563;--color-gray-700: #374151;--color-gray-800: #1F2937;--color-gray-900: #111827;--color-gray-950: #030712;--color-success: #10B981;--color-success-light: #D1FAE5;--color-warning: #F59E0B;--color-warning-light: #FEF3C7;--color-danger: #DC2626;--color-danger-light: #FEE2E2;--color-info: #3B82F6;--color-info-light: #DBEAFE;--color-sky: #06B6D4;--color-sky-light: #CFFAFE;--color-amber: #F59E0B;--color-amber-light: #FEF3C7;--color-bg: #FFFFFF;--color-bg-subtle: #F9FAFB;--color-bg-muted: #F3F4F6;--color-surface: #FFFFFF;--color-surface-raised:#FFFFFF;--color-border: #E5E7EB;--color-border-strong: #D1D5DB;--color-text: #111827;--color-text-secondary:#6B7280;--color-text-muted: #9CA3AF;--color-text-inverse: #FFFFFF;--color-text-brand: #7C3AED;--color-sidebar-bg: #FAFAFA;--color-sidebar-border:#E5E7EB;--color-sidebar-active:#EDE9FE;--color-sidebar-hover: #F3F4F6;--font-sans: "DM Sans", system-ui, -apple-system, sans-serif;--font-mono: "DM Mono", "Fira Code", monospace;--text-xs: 11px;--text-sm: 13px;--text-base: 15px;--text-md: 15px;--text-lg: 18px;--text-xl: 20px;--text-2xl: 24px;--text-3xl: 30px;--weight-light: 300;--weight-regular: 400;--weight-medium: 500;--weight-semibold: 600;--leading-tight: 1.2;--leading-normal: 1.5;--leading-relaxed: 1.65;--tracking-tight: -.01em;--tracking-normal: 0;--tracking-wide: .05em;--tracking-widest: .1em;--space-0: 0px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--space-16: 64px;--space-20: 80px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-full: 9999px;--shadow-xs: 0 1px 2px rgba(0, 0, 0, .05);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07), 0 2px 4px rgba(0, 0, 0, .05);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .08), 0 4px 6px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px rgba(0, 0, 0, .08), 0 8px 10px rgba(0, 0, 0, .04);--shadow-focus: 0 0 0 3px rgba(124, 58, 237, .25);--duration-instant: 80ms;--duration-snap: .12s;--duration-standard: .2s;--duration-slow: .32s;--ease-out: cubic-bezier(0, 0, .2, 1);--ease-in: cubic-bezier(.4, 0, 1, 1);--ease-inout: cubic-bezier(.4, 0, .2, 1);--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--sidebar-width: 240px;--sidebar-collapsed-width: 56px;--header-height: 56px;--content-max-width: 1280px;--modal-max-width: 560px;--z-base: 0;--z-raised: 10;--z-dropdown: 100;--z-sticky: 200;--z-overlay: 300;--z-modal: 400;--z-toast: 500;--z-tooltip: 600}:focus-visible{outline:2px solid var(--color-brand);outline-offset:2px}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.skeleton-line,.skeleton-circle,.skeleton-block{background:linear-gradient(90deg,var(--color-gray-100) 25%,var(--color-gray-50) 50%,var(--color-gray-100) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-sm)}@keyframes page-enter{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.page-enter{animation:page-enter var(--duration-standard) var(--ease-out)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;-moz-tab-size:4;tab-size:4}body{font-family:var(--font-sans);font-size:var(--text-base);font-weight:var(--weight-regular);line-height:var(--leading-normal);color:var(--color-text);background-color:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img,video,svg{display:block;max-width:100%}input,button,textarea,select{font:inherit}button{cursor:pointer;border:none;background:none}a{color:inherit;text-decoration:none}ul,ol{list-style:none}h1,h2,h3,h4,h5,h6{font-weight:var(--weight-regular);line-height:var(--leading-tight)}.app-shell{display:flex;min-height:100dvh}.app-sidebar{width:var(--sidebar-width);min-height:100dvh;background:var(--color-sidebar-bg);border-right:1px solid var(--color-sidebar-border);display:flex;flex-direction:column;flex-shrink:0;position:sticky;top:0;transition:width var(--duration-standard) var(--ease-out)}.app-main{flex:1;display:flex;flex-direction:column;min-width:0;overflow:hidden}.app-header{height:var(--header-height);border-bottom:1px solid var(--color-border);background:var(--color-bg);display:flex;align-items:center;padding:0 var(--space-6);gap:var(--space-4);position:sticky;top:0;z-index:var(--z-sticky)}.page-content{flex:1;padding:var(--space-6);max-width:var(--content-max-width);width:100%;margin:0 auto}.page-title{font-size:var(--text-2xl);font-weight:var(--weight-regular);color:var(--color-text)}.section-header{font-size:var(--text-lg);font-weight:var(--weight-medium);color:var(--color-text)}.label{font-size:var(--text-xs);font-weight:var(--weight-medium);text-transform:uppercase;letter-spacing:var(--tracking-widest);color:var(--color-text-secondary)}.mono{font-family:var(--font-mono);font-size:var(--text-sm)}.loading-screen{display:flex;align-items:center;justify-content:center;min-height:100dvh;font-size:var(--text-sm);color:var(--color-text-muted)}