:root{--color-primary: #D4AF37;--color-primary-dark: #B8962E;--color-bg: #FFF8E1;--color-text: #333;--color-text-light: #666;--color-border: #E0D5B0;--color-error: #D32F2F;--color-note: #1976D2;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--color-bg);color:var(--color-text);line-height:1.6}.shell{display:flex;flex-direction:column;min-height:100vh}.header{display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;background-color:var(--color-primary);color:#000}.header-brand h1{font-size:1.25rem;font-weight:600}.demo-label{font-size:.75rem;opacity:.8}.header-lang{display:flex;gap:.5rem}.header-lang button{padding:.25rem .5rem;border:1px solid rgba(0,0,0,.2);background:transparent;cursor:pointer;font-size:.875rem}.header-lang button.active{background:#0003}.workspace{display:flex;flex:1}.sidebar{width:280px;padding:1.5rem;background:#fff;border-right:1px solid var(--color-border)}.sidebar h2{font-size:1rem;margin-bottom:.5rem}.sidebar .hint{font-size:.875rem;color:var(--color-text-light);margin-bottom:1rem}.sidebar ul{list-style:none}.sidebar li{display:flex;align-items:center;padding:.5rem 0;font-size:.875rem;color:var(--color-text-light)}.sidebar li.active{color:var(--color-primary-dark);font-weight:600}.sidebar li.done{color:var(--color-text)}.step-number{display:inline-flex;align-items:center;justify-content:center;width:1.5rem;height:1.5rem;border-radius:50%;background:var(--color-border);margin-right:.75rem;font-size:.75rem}.sidebar li.active .step-number{background:var(--color-primary)}.sidebar li.done .step-number{background:var(--color-text);color:#fff}.dialogue{flex:1;padding:2rem;display:flex;flex-direction:column}.hero{margin-bottom:2rem}.hero h2{font-size:1.5rem;margin-bottom:.5rem}.hero p{color:var(--color-text-light)}.screen{display:none;flex-direction:column}.screen.active{display:flex}.question{margin-bottom:1.5rem}.question label{display:block;font-weight:600;margin-bottom:.5rem}.question .hint{font-size:.875rem;color:var(--color-text-light);margin-bottom:.5rem}.field{width:100%;padding:.75rem;border:1px solid var(--color-border);border-radius:4px;font-size:1rem;font-family:inherit}.field:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 2px #d4af3733}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.choice-row{display:flex;gap:1.5rem}.choice{display:flex;align-items:center;cursor:pointer}.choice input{margin-right:.5rem}.alert{padding:.75rem 1rem;border-radius:4px;margin-bottom:1rem;font-size:.875rem}.alert-error{background-color:#ffebee;color:var(--color-error);border:1px solid var(--color-error)}.alert-note{background-color:#e3f2fd;color:var(--color-note);border:1px solid var(--color-note)}.actions{display:flex;gap:1rem;margin-top:1.5rem}.btn{padding:.75rem 1.5rem;border:none;border-radius:4px;font-size:1rem;font-weight:500;cursor:pointer;transition:background-color .2s}.btn.primary{background-color:#000;color:#fff}.btn.primary:hover{background-color:#333}.btn.primary:disabled{background-color:#999;cursor:not-allowed}.done-panel{text-align:center;padding:3rem 1rem}.done-panel h2{font-size:1.5rem;margin-bottom:1rem}.done-panel .hint{color:var(--color-text-light);margin-bottom:1rem}.done-panel .highlight{background:var(--color-primary);padding:1rem;border-radius:4px;font-weight:500}.summary{background:#fff;border:1px solid var(--color-border);border-radius:8px;padding:1rem;margin-bottom:1rem}.summary-row{display:flex;justify-content:space-between;padding:.5rem 0;border-bottom:1px solid var(--color-border)}.summary-row:last-child{border-bottom:none}.summary-row span{color:var(--color-text-light);font-size:.875rem}.summary-row strong{font-weight:500}.message-preview{background:#1a1a1a;color:#0f0;padding:1rem;border-radius:4px;font-family:monospace;font-size:.875rem;white-space:pre-wrap;overflow-x:auto}@media (max-width: 768px){.workspace{flex-direction:column}.sidebar{width:100%;border-right:none;border-bottom:1px solid var(--color-border)}.grid-2{grid-template-columns:1fr}.choice-row{flex-direction:column;gap:.5rem}}