:root{--brand-primary: #7c3aed;--brand-secondary: #4f46e5;--brand-accent: #ec4899;--brand-success: #10b981;--brand-warning: #f59e0b;--brand-error: #ef4444;--font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;--font-family-heading: Inter Tight, Inter, system-ui, sans-serif;--font-family-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-md: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.5rem;--font-size-xxl: 2rem;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--radius-sm: .375rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-pill: 9999px;--shadow-sm: 0 1px 2px rgb(2 6 23 / .08);--shadow-md: 0 10px 25px rgb(2 6 23 / .1);--shadow-lg: 0 22px 50px rgb(2 6 23 / .16);--motion-fast: .12s;--motion-normal: .18s;--motion-slow: .28s;--layout-content-max: 80rem;--layout-sidebar-width: 17rem;--layout-topbar-height: 4rem;--color-bg: #f8fafc;--color-canvas: #eef2ff;--color-surface: #ffffff;--color-text: #0f172a;--color-text-muted: #475569;--color-border: #e2e8f0;--color-overlay: rgb(15 23 42 / .5)}*{box-sizing:border-box}html,body{margin:0;padding:0;min-height:100%}body{background:radial-gradient(circle at 0% 0%,color-mix(in srgb,var(--brand-primary) 15%,transparent) 0%,transparent 38%),radial-gradient(circle at 100% 0%,color-mix(in srgb,var(--brand-secondary) 12%,transparent) 0%,transparent 35%),var(--color-bg);color:var(--color-text);font-family:var(--font-family);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;transition:color var(--motion-fast) ease}code{background:color-mix(in srgb,var(--brand-primary) 12%,transparent);padding:.1rem .35rem;border-radius:var(--radius-sm);font-family:var(--font-family-mono);font-size:var(--font-size-sm)}:focus-visible{outline:2px solid color-mix(in srgb,var(--brand-primary) 70%,transparent);outline-offset:2px}.btn-primary,.btn-secondary,.btn-danger{border:1px solid transparent;border-radius:var(--radius-pill);padding:.6rem 1rem;font:inherit;font-weight:600;cursor:pointer;transition:transform var(--motion-fast) ease,box-shadow var(--motion-fast) ease,opacity var(--motion-fast) ease}.btn-primary{color:#fff;background:linear-gradient(90deg,var(--brand-primary),var(--brand-secondary));box-shadow:var(--shadow-sm)}.btn-secondary{color:color-mix(in srgb,var(--brand-primary) 82%,#111827 18%);border-color:color-mix(in srgb,var(--brand-primary) 32%,var(--color-border));background:color-mix(in srgb,var(--brand-primary) 10%,var(--color-surface))}.btn-danger{color:color-mix(in srgb,var(--brand-error) 82%,#111827 18%);border-color:color-mix(in srgb,var(--brand-error) 34%,var(--color-border));background:color-mix(in srgb,var(--brand-error) 10%,var(--color-surface))}.btn-primary:hover,.btn-secondary:hover,.btn-danger:hover{transform:translateY(-1px)}.btn-primary:disabled,.btn-secondary:disabled,.btn-danger:disabled{opacity:.65;cursor:not-allowed;transform:none}