:root{--bg-primary:#0d1117;--bg-surface:#161b22;--bg-surface-elevated:#21262d;--bg-subtle:#1c2128;--border-subtle:#30363d;--border-strong:#484f58;--text-primary:#f0f6fc;--text-secondary:#c9d1d9;--text-muted:#8b949e;--color-brand:#388bfd;--color-brand-bg:#388bfd1f;--color-safe:#3fb950;--color-safe-bg:#2ea04326;--color-safe-border:#238636;--color-warning:#e3b341;--color-warning-bg:#bb800926;--color-warning-border:#9e6a03;--color-danger:#f85149;--color-danger-bg:#f8514926;--color-danger-border:#da3633;--font-mono:ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;flex-direction:column;min-height:100vh;line-height:1.5;display:flex}a{color:var(--color-brand);text-decoration:none}a:hover{text-decoration:underline}button,input,textarea,select{font-family:inherit;font-size:.95rem}:focus-visible{outline:2px solid var(--color-brand);outline-offset:2px}.rf-container{width:100%;max-width:1140px;margin:0 auto;padding:0 16px}.rf-header{border-bottom:1px solid var(--border-subtle);background-color:var(--bg-surface);z-index:50;position:sticky;top:0}.rf-header-inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;height:auto;min-height:60px;padding:8px 0;display:flex}.rf-brand{letter-spacing:-.02em;color:var(--text-primary);align-items:center;gap:8px;font-size:1.25rem;font-weight:700;display:flex}.rf-brand-tag{background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);color:var(--text-muted);text-transform:uppercase;border-radius:4px;padding:2px 6px;font-size:.72rem;font-weight:600}.rf-nav-links{flex-wrap:wrap;align-items:center;gap:8px 16px;display:flex}.rf-nav-link{color:var(--text-secondary);font-size:.9rem;font-weight:500}.rf-nav-link:hover{color:var(--text-primary);text-decoration:none}.rf-header-actions{align-items:center;gap:12px;display:flex}.rf-btn{cursor:pointer;border:1px solid #0000;border-radius:6px;justify-content:center;align-items:center;gap:6px;padding:7px 14px;font-size:.88rem;font-weight:600;line-height:1.2;text-decoration:none;transition:all .15s ease-in-out;display:inline-flex}.rf-btn-primary{color:#fff;background-color:#238636;border-color:#f0f6fc1a}.rf-btn-primary:hover{background-color:#2ea043;text-decoration:none}.rf-btn-primary:disabled{opacity:.6;cursor:not-allowed}.rf-btn-secondary{background-color:var(--bg-surface-elevated);color:var(--text-primary);border-color:var(--border-subtle)}.rf-btn-secondary:hover{border-color:var(--border-strong);background-color:#30363d;text-decoration:none}.rf-btn-secondary:disabled{opacity:.5;cursor:not-allowed}.rf-btn-danger{background-color:var(--color-danger-bg);color:var(--color-danger);border-color:var(--color-danger-border)}.rf-btn-sm{padding:4px 10px;font-size:.8rem}.rf-card{background-color:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:8px;margin-bottom:20px;padding:20px}.rf-card-header{justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:16px;display:flex}.rf-card-title{color:var(--text-primary);font-size:1.15rem;font-weight:600}.rf-card-subtitle{color:var(--text-muted);margin-top:2px;font-size:.85rem}.rf-badge{text-transform:uppercase;letter-spacing:.03em;border-radius:9999px;align-items:center;gap:4px;padding:3px 8px;font-size:.75rem;font-weight:600;display:inline-flex}.rf-badge-safe{background-color:var(--color-safe-bg);color:var(--color-safe);border:1px solid var(--color-safe-border)}.rf-badge-warning{background-color:var(--color-warning-bg);color:var(--color-warning);border:1px solid var(--color-warning-border)}.rf-badge-danger{background-color:var(--color-danger-bg);color:var(--color-danger);border:1px solid var(--color-danger-border)}.rf-badge-brand{background-color:var(--color-brand-bg);color:var(--color-brand);border:1px solid #388bfd4d}.rf-badge-neutral{background-color:var(--bg-surface-elevated);color:var(--text-secondary);border:1px solid var(--border-subtle)}.rf-form-group{margin-bottom:16px}.rf-label{color:var(--text-secondary);margin-bottom:6px;font-size:.88rem;font-weight:600;display:block}.rf-help{color:var(--text-muted);margin-top:4px;font-size:.8rem}.rf-input,.rf-textarea,.rf-select{background-color:var(--bg-primary);border:1px solid var(--border-subtle);width:100%;color:var(--text-primary);border-radius:6px;padding:8px 12px;transition:border-color .15s}.rf-input:focus,.rf-textarea:focus,.rf-select:focus{border-color:var(--color-brand);outline:none}.rf-textarea{resize:vertical;min-height:120px;font-family:var(--font-sans)}.rf-code-editor{font-family:var(--font-mono);white-space:pre-wrap;tab-size:2;font-size:.88rem;line-height:1.45}.rf-diff-container{background-color:var(--bg-primary);border:1px solid var(--border-subtle);font-family:var(--font-mono);border-radius:6px;grid-template-columns:1fr 1fr;gap:16px;padding:16px;font-size:.85rem;display:grid;overflow-x:auto}@media (max-width:768px){.rf-diff-container{grid-template-columns:1fr}}.rf-diff-pane{background-color:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:6px;padding:12px}.rf-diff-pane-header{text-transform:uppercase;color:var(--text-muted);border-bottom:1px solid var(--border-subtle);margin-bottom:8px;padding-bottom:6px;font-size:.78rem;font-weight:600}.rf-diff-text{white-space:pre-wrap;word-break:break-word;line-height:1.5}.rf-scenario-card{background-color:var(--bg-subtle);border:1px solid var(--border-subtle);border-radius:6px;margin-bottom:12px;padding:14px}.rf-scenario-header{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.rf-scenario-outcomes{background-color:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:6px;grid-template-columns:1fr 1fr;gap:12px;margin:10px 0;padding:10px;display:grid}.rf-quote-box{border-left:3px solid var(--color-brand);font-family:var(--font-mono);color:var(--text-secondary);background-color:#388bfd14;margin-top:8px;padding:8px 12px;font-size:.82rem}.rf-banner{border-radius:6px;align-items:flex-start;gap:12px;margin-bottom:20px;padding:12px 16px;font-size:.9rem;display:flex}.rf-banner-warning{background-color:var(--color-warning-bg);border:1px solid var(--color-warning-border);color:var(--text-primary)}.rf-banner-safe{background-color:var(--color-safe-bg);border:1px solid var(--color-safe-border);color:var(--text-primary)}.rf-banner-info{background-color:var(--color-brand-bg);color:var(--text-primary);border:1px solid #388bfd4d}.rf-footer{border-top:1px solid var(--border-subtle);color:var(--text-muted);margin-top:auto;padding:24px 0;font-size:.85rem}.rf-footer-inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.rf-mono{font-family:var(--font-mono);overflow-wrap:anywhere}.rf-hash{font-family:var(--font-mono);color:var(--text-muted);word-break:break-all;font-size:.82rem}