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var(--transition-fast)}.sb-scenario-item:hover{background:var(--color-surface-hover)}.sb-scenario-item.active{background:#7b8e741f;border-left-color:var(--color-primary-bright);font-weight:600}.sb-scenario-num{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:var(--gradient-primary-btn);color:#fff;font-size:11px;font-weight:700;flex-shrink:0;box-shadow:var(--shadow-sm)}.sb-sidebar-actions{display:flex;gap:5px;padding:10px 12px;border-top:1px solid var(--color-border-subtle);flex-shrink:0;background:#00000014}.sb-sidebar-actions button{flex:1;padding:6px 8px;font-size:11px;font-weight:600;border-radius:var(--radius-sm);background:var(--color-bg-tertiary);color:var(--color-text);border:1px solid var(--color-border);transition:all var(--transition-fast)}.sb-sidebar-actions 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var(--color-border-subtle);flex-wrap:wrap}.sb-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;color:var(--color-text-muted);white-space:nowrap}.sb-input{flex:1;min-width:120px;padding:7px 12px;font-size:14px;font-weight:500;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);box-shadow:var(--shadow-inset);transition:all var(--transition-fast)}.sb-input:focus{border-color:var(--color-primary-bright);box-shadow:var(--shadow-inset),var(--glow-primary);outline:none}.sb-input-tags{max-width:260px}.sb-unsaved-label{font-size:10px;font-weight:400;color:var(--color-warning);text-transform:none;letter-spacing:0;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.sb-scenario-bar{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--color-border-subtle);flex-wrap:wrap}.sb-steps-section{flex:1;display:flex;flex-direction:column;padding:10px 0}.sb-steps-header{display:flex;align-items:center;padding:7px 0;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;color:var(--color-text-dim);border-bottom:1px solid var(--color-border-subtle);margin-bottom:6px}.sb-steps-header .sb-col-num{width:32px;text-align:center;flex-shrink:0}.sb-steps-header .sb-col-kw{width:72px;flex-shrink:0}.sb-steps-header .sb-col-step{flex:1}.sb-steps-header .sb-col-actions{width:80px;text-align:right;flex-shrink:0}.sb-step-row{display:flex;align-items:center;padding:6px 4px;margin:2px 0;border-radius:var(--radius-sm);border:1px solid transparent;transition:all var(--transition-fast)}.sb-step-row:hover{background:var(--color-surface);border-color:var(--color-border-subtle);box-shadow:var(--shadow-sm)}.sb-step-row:hover .sb-step-actions{opacity:1}.sb-step-child{padding-left:16px}.sb-step-num{width:32px;text-align:center;font-size:11px;color:var(--color-text-dim);flex-shrink:0;font-weight:600}.sb-kw-badge{display:inline-flex;align-items:center;justify-content:center;width:66px;padding:3px 8px;border-radius:4px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.3px;flex-shrink:0;margin-right:8px;transition:all var(--transition-fast)}.sb-kw-given{background:#79c4c01f;color:var(--color-keyword-given);border:1px solid rgba(121,196,192,.2)}.sb-kw-when{background:#edcc781f;color:var(--color-keyword-when);border:1px solid rgba(237,204,120,.2)}.sb-kw-then{background:#8dbb7a1f;color:var(--color-keyword-then);border:1px solid rgba(141,187,122,.2)}.sb-kw-and{background:#a09b9114;color:var(--color-keyword-and);border:1px solid rgba(160,155,145,.15)}.sb-kw-but{background:#a09b9114;color:var(--color-keyword-but);border:1px solid 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var(--color-border)}.btn-ghost:hover{background:var(--color-surface-hover);color:var(--color-text)}pre{font-family:var(--font-mono);background:var(--color-surface);padding:16px;border-radius:var(--radius-md);overflow-x:auto;font-size:14px;line-height:1.5}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes slideDown{0%{opacity:0;max-height:0}to{opacity:1;max-height:500px}}