:root{--bg: #f7f5ef;--card: #ffffff;--primary: #4a6bd1;--accent: #e88a3c;--text: #222;--muted: #666;--border: #e1ddd0}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,system-ui,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}.app{max-width:1100px;margin:0 auto;padding:24px 16px 80px}header h1{margin:0;font-size:2.2rem;color:var(--primary)}header p{margin:4px 0 20px;color:var(--muted)}.age-bar{background:var(--card);border:2px solid var(--border);border-radius:12px;padding:14px 16px;margin-bottom:24px}.age-bar-label{font-size:.85rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:10px}.age-options{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.age-option{background:#fff;border:2px solid var(--border);border-radius:10px;padding:12px 8px;cursor:pointer;font-family:inherit;text-align:center;transition:all .15s ease}.age-option:hover{border-color:var(--primary);transform:translateY(-1px)}.age-option.active{border-color:var(--accent);background:#fff7ee;box-shadow:0 2px 6px #e88a3c26}.age-option .age-label{font-size:1.3rem;font-weight:700;color:var(--primary)}.age-option.active .age-label{color:var(--accent)}.age-option .age-desc{font-size:.75rem;color:var(--muted);margin-top:2px}@media (max-width: 600px){.age-options{grid-template-columns:repeat(2,1fr)}}main{display:grid;grid-template-columns:2fr 1fr;gap:24px}@media (max-width: 800px){main{grid-template-columns:1fr}}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}.card{background:var(--card);border:2px solid var(--border);border-radius:12px;padding:14px 10px;cursor:pointer;transition:all .15s ease;text-align:center;font-family:inherit}.card:hover{border-color:var(--primary);transform:translateY(-2px)}.card.active{border-color:var(--accent);background:#fff7ee}.card-icon{font-size:2rem;line-height:1}.card-label{font-weight:700;margin:6px 0 4px;font-size:.95rem}.card-blurb{font-size:.78rem;color:var(--muted);line-height:1.3}.panel{background:var(--card);border:2px solid var(--border);border-radius:12px;padding:20px;position:sticky;top:16px;align-self:start}.panel h2{margin:0 0 4px}.panel .blurb{margin:0 0 16px;color:var(--muted);font-size:.9rem}.params{display:flex;flex-direction:column;gap:10px;margin-bottom:16px}.param{display:flex;justify-content:space-between;align-items:center;font-size:.9rem}.param input[type=number]{width:90px;padding:6px 8px;border:1px solid var(--border);border-radius:6px;font-size:.9rem}.param input[type=checkbox]{margin-right:8px}.param select{padding:6px 8px;border:1px solid var(--border);border-radius:6px;font-size:.9rem;font-family:inherit;background:#fff;min-width:130px}.param-slider{flex-direction:column;align-items:stretch;gap:4px}.slider-header{display:flex;justify-content:space-between;align-items:baseline}.slider-value{font-weight:700;color:var(--accent);font-variant-numeric:tabular-nums;background:#fff7ee;padding:2px 8px;border-radius:10px;font-size:.85rem}.param-slider input[type=range]{width:100%;accent-color:var(--primary)}.generate{width:100%;background:var(--primary);color:#fff;border:none;padding:12px;font-size:1rem;font-weight:600;border-radius:8px;cursor:pointer;font-family:inherit}.generate:hover{background:#3756b8}.generate:disabled{opacity:.6;cursor:not-allowed}.error{color:#b32020;margin-top:12px;font-size:.9rem}footer{margin-top:40px;padding-top:20px;border-top:1px solid var(--border);text-align:center;color:var(--muted);font-size:.8rem}