:root{--font-sans:"Plus Jakarta Sans", system-ui, -apple-system, sans-serif;--font-serif:"Newsreader", Georgia, serif;--font-mono:"JetBrains Mono", monospace;--bg-primary:#fff;--bg-secondary:#f8fafc;--bg-tertiary:#f1f5f9;--bg-surface:#fff;--border-color:#e2e8f0;--border-strong:#cbd5e1;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#64748b;--accent-primary:#0284c7;--accent-primary-hover:#0369a1;--accent-secondary:#0d9488;--accent-surface:#e0f2fe;--success-bg:#ecfdf5;--success-border:#a7f3d0;--success-text:#065f46;--warning-bg:#fffbeb;--warning-border:#fde68a;--warning-text:#92400e;--danger-bg:#fef2f2;--danger-border:#fecaca;--danger-text:#991b1b;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a}[data-theme=dark]{--bg-primary:#0b0f19;--bg-secondary:#111827;--bg-tertiary:#1f2937;--bg-surface:#131b2e;--border-color:#1f293d;--border-strong:#374151;--text-primary:#f8fafc;--text-secondary:#cbd5e1;--text-muted:#94a3b8;--accent-primary:#38bdf8;--accent-primary-hover:#7dd3fc;--accent-secondary:#2dd4bf;--accent-surface:#082f49;--success-bg:#064e3b;--success-border:#047857;--success-text:#a7f3d0;--warning-bg:#451a03;--warning-border:#78350f;--warning-text:#fde68a;--danger-bg:#450a0a;--danger-border:#7f1d1d;--danger-text:#fecaca;--shadow-sm:0 1px 2px 0 #00000080;--shadow-md:0 4px 6px -1px #0006;--shadow-lg:0 10px 15px -3px #00000080}[data-theme=sepia]{--bg-primary:#fcf9f2;--bg-secondary:#f4eee1;--bg-tertiary:#eae1d0;--bg-surface:#fffdf9;--border-color:#e5dac6;--border-strong:#d0c2ab;--text-primary:#2d261e;--text-secondary:#574c3e;--text-muted:#7c6f5e;--accent-primary:#964f1c;--accent-primary-hover:#7c3e12;--accent-secondary:#2f6f5e;--accent-surface:#faebd7;--success-bg:#e8f3ea;--success-border:#bddbc1;--success-text:#265930;--warning-bg:#fbf1de;--warning-border:#ecd19d;--warning-text:#785012;--danger-bg:#fae8e8;--danger-border:#edb4b4;--danger-text:#822727}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;line-height:1.65;overflow-x:hidden}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}::selection{background:var(--accent-surface);color:var(--accent-primary)}.font-sans{font-family:var(--font-sans)}.font-serif{font-family:var(--font-serif)}.font-mono{font-family:var(--font-mono)}