*,*:before,*:after{box-sizing:border-box}:root{--color-bg: #fafafa;--color-surface: #ffffff;--color-text: #1a1a1a;--color-text-muted: #666666;--color-border: #e0e0e0;--color-accent: #2563eb;--color-accent-light: #dbeafe;--color-warning: #b45309;--color-warning-light: #fef3c7;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "SF Mono", "Fira Code", "Fira Mono", Menlo, monospace}body{margin:0;padding:0;font-family:var(--font-sans);font-size:16px;line-height:1.6;color:var(--color-text);background-color:var(--color-bg)}#app{max-width:800px;margin:0 auto;padding:3rem 1.5rem}header{text-align:center;margin-bottom:3rem}header h1{font-size:1.5rem;font-weight:600;margin:0 0 .5rem;color:var(--color-text)}header .subtitle{font-size:.95rem;color:var(--color-text-muted);margin:0}.input-section{background:var(--color-surface);border:1px solid var(--color-border);border-radius:8px;padding:1.5rem;margin-bottom:1.5rem}.input-section label{display:block;font-size:1.1rem;font-weight:500;margin-bottom:.75rem;color:var(--color-text)}.input-section textarea{width:100%;padding:.75rem;font-family:var(--font-mono);font-size:.95rem;border:1px solid var(--color-border);border-radius:4px;resize:vertical;margin-bottom:1rem}.input-section textarea:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px var(--color-accent-light)}.input-section textarea::placeholder{color:#999}.scenario-actions{display:flex;gap:.75rem;justify-content:flex-end}.primary-btn{display:inline-block;padding:.6rem 1.25rem;font-size:.95rem;font-weight:500;color:#fff;background-color:var(--color-text);border:none;border-radius:4px;cursor:pointer;transition:background-color .15s}.primary-btn:hover{background-color:#333}.secondary-btn{display:inline-block;padding:.5rem 1rem;font-size:.9rem;font-weight:500;color:var(--color-text);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:4px;cursor:pointer;transition:all .15s}.secondary-btn:hover{background-color:#f5f5f5;border-color:#ccc}.accent-btn{color:var(--color-accent);border-color:var(--color-accent)}.accent-btn:hover{background-color:var(--color-accent-light)}.warning-btn{color:var(--color-warning);border-color:var(--color-warning)}.warning-btn:hover{background-color:var(--color-warning-light)}.input-actions{display:flex;gap:.75rem;justify-content:flex-end}.scenario-display,.current-action-display,.current-drawbacks-display{background:var(--color-surface);border:1px solid var(--color-border);border-radius:8px;padding:1rem 1.25rem;margin-bottom:1.5rem}.current-drawbacks-display{background:var(--color-warning-light);border-color:var(--color-warning)}.scenario-display .label,.current-action-display .label,.current-drawbacks-display .label{font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-muted);margin-right:.5rem}.current-drawbacks-display .label{color:var(--color-warning)}.user-text{font-family:var(--font-mono);font-size:.95rem}.decision-section{text-align:center;padding:2rem 0}.decision-prompt{font-size:1.1rem;font-weight:500;margin-bottom:1.5rem}.decision-buttons{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:center}.review-section{padding:1.5rem 0}.review-buttons{display:flex;gap:.75rem;justify-content:center}.tree-container{margin:2rem 0}.tree-node{position:relative;margin-left:1.5rem;padding-left:1.5rem;border-left:2px solid var(--color-border)}.tree-node.root-node{margin-left:0;padding-left:0;border-left:none}.node-content{background:var(--color-surface);border:1px solid var(--color-border);border-radius:6px;padding:1rem;margin-bottom:.5rem}.node-action,.node-drawbacks,.node-reaction,.node-conclusion{margin-bottom:.5rem}.node-action:last-child,.node-drawbacks:last-child,.node-reaction:last-child,.node-conclusion:last-child{margin-bottom:0}.node-drawbacks{background:var(--color-warning-light);margin:.5rem -1rem;padding:.5rem 1rem}.node-drawbacks .label{color:var(--color-warning)}.node-content .label{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-muted);display:block;margin-bottom:.25rem}.node-content .user-text{display:block}.node-actions{display:flex;gap:.5rem;margin-bottom:1rem}.node-btn{padding:.3rem .6rem;font-size:.8rem;font-weight:500;color:var(--color-text-muted);background:var(--color-surface);border:1px solid var(--color-border);border-radius:4px;cursor:pointer}.node-btn:hover{color:var(--color-text);border-color:#aaa}.node-children{margin-top:.5rem}.conclusion-card{background:var(--color-accent-light);border:2px solid var(--color-accent);border-radius:8px;padding:1.25rem 1.5rem;margin-top:2rem;text-align:center}.conclusion-card .label{font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--color-accent);display:block;margin-bottom:.5rem}.conclusion-card .conclusion-text{font-family:var(--font-mono);font-size:1rem;color:var(--color-text);margin:0;line-height:1.5}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.modal{background:var(--color-surface);border-radius:8px;padding:1.5rem;width:90%;max-width:500px}.modal label{display:block;font-size:1.1rem;font-weight:500;margin-bottom:.75rem}.modal textarea{width:100%;padding:.75rem;font-family:var(--font-mono);font-size:.95rem;border:1px solid var(--color-border);border-radius:4px;resize:vertical;margin-bottom:1rem}.modal textarea:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px var(--color-accent-light)}.modal-buttons{display:flex;gap:.75rem;justify-content:flex-end}#export-overlay{position:fixed;top:0;left:0;right:0;background:var(--color-text);color:#fff;padding:1rem;z-index:999}.export-instructions{display:flex;align-items:center;justify-content:center;gap:1.5rem;max-width:800px;margin:0 auto}.export-instructions p{margin:0;font-size:.9rem}.export-instructions .secondary-btn{background:transparent;color:#fff;border-color:#ffffff80}.export-instructions .secondary-btn:hover{background:#ffffff1a;border-color:#fff}.export-mode #app{padding-top:5rem}.export-mode .node-actions,.export-mode .review-section,.export-mode .decision-section{display:none}@media print{body{background:#fff}#export-overlay{display:none!important}#app{padding:1rem}.node-actions,.review-section,.decision-section{display:none!important}.tree-node{break-inside:avoid}}@media (max-width: 600px){#app{padding:2rem 1rem}.decision-buttons{flex-direction:column}.decision-buttons button{width:100%}}
