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button{color:var(--color-danger);cursor:pointer;background:0 0;border:none;font-size:1.125rem}.add-condition-btn{border:1px dashed var(--color-border);color:var(--color-primary);border-radius:var(--radius-sm);cursor:pointer;background:0 0;width:100%;padding:.625rem;font-size:.875rem;transition:all .2s}.add-condition-btn:hover{border-color:var(--color-primary);background:var(--color-primary-light)}.builder-actions{flex-wrap:wrap;gap:.75rem;display:flex}@media (width<=640px){.form-row{grid-template-columns:1fr}}:root{--color-bg:#f1f5f9;--color-surface:#fff;--color-surface-elevated:#fff;--color-border:#e2e8f0;--color-border-subtle:#ffffff14;--color-text:#0f172a;--color-text-muted:#64748b;--color-text-inverse:#f8fafc;--color-primary:#2563eb;--color-primary-hover:#1d4ed8;--color-primary-light:#dbeafe;--color-accent:#3b82f6;--color-success:#16a34a;--color-success-bg:#dcfce7;--color-danger:#dc2626;--color-danger-bg:#fee2e2;--color-nav:#0f172a;--color-nav-hover:#3b82f626;--shadow-sm:0 1px 2px #0f172a0d;--shadow-md:0 4px 12px #0f172a14;--shadow-lg:0 10px 30px #0f172a1f;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-full:9999px;--header-height:64px;--sidebar-width:260px;--transition:.2s ease}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--color-bg);color:var(--color-text);-webkit-font-smoothing:antialiased;font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.6;overflow-x:hidden}#root{min-height:100vh}a{color:inherit}img{max-width:100%;display:block}button{cursor:pointer;font-family:inherit}.dashboard-layout{display:flex}.main-content{margin-left:var(--sidebar-width);margin-top:var(--header-height);width:calc(100% - var(--sidebar-width));min-height:calc(100vh - var(--header-height));background:var(--color-bg);padding:1.5rem;transition:margin-left .3s,width .3s}@media (width<=768px){.main-content{width:100%;margin-left:0;padding:1rem}}.page-container{max-width:1100px;margin:0 auto}.page-header{margin-bottom:1.5rem}.page-header h1{color:var(--color-text);letter-spacing:-.02em;font-size:1.75rem;font-weight:700}.page-header p{color:var(--color-text-muted);margin-top:.5rem}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:box-shadow var(--transition), transform var(--transition);padding:1.25rem}.card:hover{box-shadow:var(--shadow-md)}.card-title{color:var(--color-text);align-items:center;gap:.5rem;margin-bottom:1rem;font-size:1rem;font-weight:600;display:flex}.btn{border-radius:var(--radius-sm);transition:all var(--transition);border:none;justify-content:center;align-items:center;gap:.5rem;padding:.625rem 1.25rem;font-size:.875rem;font-weight:600;display:inline-flex}.btn-primary{background:linear-gradient(135deg, var(--color-primary), var(--color-accent));color:#fff;box-shadow:0 4px 12px #2563eb4d}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 16px #2563eb66}.btn-secondary{background:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover{background:var(--color-bg);border-color:#cbd5e1}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover{background:#b91c1c}.loading-state,.error-state,.empty-state{text-align:center;color:var(--color-text-muted);flex-direction:column;justify-content:center;align-items:center;gap:.75rem;padding:2rem;display:flex}.error-state{color:var(--color-danger)}.spinner{border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;width:32px;height:32px;animation:.7s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:.4s forwards fadeIn}[data-theme=light]{--color-bg:#f8fafc;--color-surface:#fff;--color-border:#e2e8f0;--color-text:#0f172a;--color-text-muted:#64748b;--color-nav:#fff}[data-theme=light] body{background:var(--color-bg)}[data-theme=dark]{--color-bg:#0f172a;--color-surface:#1e293b;--color-border:#334155;--color-text:#f8fafc;--color-text-muted:#94a3b8}[data-theme=dark] body{color:#f8fafc;background:#0f172a}[data-theme=dark] .card,[data-theme=dark] .stat-card,[data-theme=dark] .chart-card,[data-theme=dark] .strategy-item,[data-theme=dark] .form-section{background:var(--color-surface);border-color:var(--color-border)}[data-theme=dark] .main-content{background:#0f172a}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}