:root{--bg-main:#0a0a0a;--bg-card:#141414;--bg-glass:#141414b3;--accent:#d4af37;--accent-glow:#d4af3726;--text-primary:#f5f5f7;--text-muted:#a1a1a6;--border:#ffffff14;--success:#32d74b;--error:#ff453a;--whatsapp:#25d366;--radius-lg:24px;--radius-md:16px;--grid-dots:#ffffff08;--anatomy-overlay:#0a0a0a73;--anatomy-bg:#e5e5e5}:root[data-theme=light]{--bg-main:#f5f5f7;--bg-card:#fff;--bg-glass:#f5f5f7d9;--accent:#b8860b;--accent-glow:#b8860b26;--text-primary:#1d1d1f;--text-muted:#6e6e73;--border:#00000014;--success:#248a3d;--error:#ff3b30;--grid-dots:#00000008;--anatomy-overlay:#ffffff05;--anatomy-bg:#e5e5e5}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-main);color:var(--text-primary);scroll-behavior:smooth;-webkit-font-smoothing:antialiased;background-image:radial-gradient(var(--grid-dots) 1px, transparent 1px);background-size:40px 40px;font-family:Inter,sans-serif;transition:background-color .4s,color .4s,border-color 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