:root{--bg-color:#f8fafc;--sidebar-bg:#fff;--content-bg:#fff;--surface-color:#fff;--surface-hover:#f8fafc;--nav-active:#f1f5f9;--border-light:#0000000a;--border-color:#e2e8f0;--border-strong:#cbd5e1;--text-primary:#0f172a;--text-secondary:#64748b;--text-muted:#94a3b8;--primary-color:#7c3aed;--primary-glow:#7c3aed1f;--secondary-color:#9333ea;--accent-color:#ec4899;--accent-glow:#ec489926;--pink-color:#ec4899;--gradient-brand:linear-gradient(135deg, #7c3aed 0%, #a855f7 45%, #ec4899 100%);--gradient-cta:linear-gradient(135deg, #ec4899 0%, #f43f5e 100%);--success-color:#10b981;--warning-color:#f59e0b;--danger-color:#ef4444}[data-theme=dark]{--bg-color:#0f1117;--sidebar-bg:#161922;--content-bg:#0f1117;--surface-color:#1a1d28;--surface-hover:#222634;--nav-active:#222634;--border-light:#ffffff0a;--border-color:#ffffff14;--border-strong:#ffffff24;--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--primary-glow:#7c3aed40;--accent-glow:#ec489940}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;transition:background-color .25s,color .25s;overflow-x:hidden}.default-btn{background-color:var(--surface-color);border:1px solid var(--border-strong);color:var(--text-primary);cursor:pointer;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:10px 18px;font-size:.9rem;font-weight:600;transition:all .2s;display:inline-flex}.default-btn:hover{background-color:var(--surface-hover);border-color:var(--primary-color);color:var(--primary-color)}