:root{--primary:#bfa2ff;--accent:#8e6bff;--accent-dark:#6b4fcc;--white:#fff;--black:#111;--bg:#f8f6ff;--bg-card:#fff;--text:#1e1e1e;--text-muted:#6b6b8a;--border:#e6e2ff;--shadow-sm:0 2px 8px #8e6bff14;--shadow-md:0 8px 32px #8e6bff1f;--shadow-lg:0 20px 60px #8e6bff2e;--shadow-hover:0 12px 40px #8e6bff38;--radius-sm:10px;--radius-md:18px;--radius-lg:24px;--radius-xl:32px;--font-sans:"Inter", "Segoe UI", system-ui, -apple-system, sans-serif;--transition:.25s cubic-bezier(.4, 0, .2, 1);--nav-height:72px;--sidebar-width:260px}[data-theme=dark]{--bg:#0e0c1a;--bg-card:#1a1730;--text:#f0eeff;--text-muted:#9a90c8;--border:#2d2650;--shadow-sm:0 2px 8px #0006;--shadow-md:0 8px 32px #00000080;--shadow-lg:0 20px 60px #0009;--white:#1a1730}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-sans);background:var(--bg);color:var(--text);transition:background var(--transition),color 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