:root{--green: #4ade80;--green-dark: #16a34a;--yellow: #facc15;--orange: #fb923c;--pink: #f472b6;--blue: #60a5fa;--purple: #a78bfa;--bg: #f0fdf4;--bg-card: #ffffff;--text: #1a2e1a;--text-light: #4a6a4a;--shadow: 0 4px 20px rgba(34, 139, 34, .12);--radius: 1rem;font-family:Segoe UI,Comic Sans MS,Nunito,system-ui,sans-serif;line-height:1.5}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100vh;background:var(--bg);color:var(--text)}.app{min-height:100vh;display:flex;flex-direction:column}.header{background:linear-gradient(135deg,#16a34a,#22c55e,#4ade80);padding:1.5rem 1rem;text-align:center;color:#fff;position:relative;overflow:hidden}.header:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 20% 80%,rgba(255,255,255,.15) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,255,255,.1) 0%,transparent 50%);pointer-events:none}.title{margin:0;font-size:2rem;font-weight:800;letter-spacing:-.02em;text-shadow:0 2px 8px 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#228b2233}.plant-emoji{font-size:2.5rem;filter:drop-shadow(0 2px 4px rgba(0,0,0,.1));transition:transform .2s}.plant-card:hover .plant-emoji{transform:scale(1.15) rotate(-5deg)}.plant-name{font-size:.85rem;font-weight:700;color:var(--text)}.detail-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:grid;place-items:center;z-index:100;padding:1rem;animation:fadeIn .2s ease}.detail-card{background:#fff;border-radius:1.25rem;padding:2rem 1.5rem;max-width:380px;width:100%;text-align:center;position:relative;border:3px solid;box-shadow:0 20px 60px #0003;animation:popIn .3s ease}@keyframes popIn{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}.close-btn{position:absolute;top:.75rem;right:.75rem;width:2rem;height:2rem;border:none;background:#f0fdf4;border-radius:50%;cursor:pointer;font-size:1rem;display:grid;place-items:center;transition:background .2s}.close-btn:hover{background:#dcfce7}.detail-emoji{font-size:4rem;display:block;margin-bottom:.5rem}.detail-card h2{margin:0 0 .5rem;font-size:1.5rem;font-weight:800}.fun-fact{font-size:.95rem;color:var(--text-light);font-style:italic;margin:0 0 1.25rem;line-height:1.6;background:#f0fdf4;padding:.75rem;border-radius:.75rem}.detail-stats{display:flex;gap:.5rem}.stat{flex:1;display:flex;flex-direction:column;align-items:center;gap:.15rem;padding:.5rem;background:#f0fdf4;border-radius:.75rem}.stat-icon{font-size:1.25rem}.stat-label{font-size:.65rem;text-transform:uppercase;font-weight:700;color:var(--text-light);letter-spacing:.05em}.stat-value{font-size:.75rem;font-weight:600;color:var(--text)}.growth-section{animation:fadeIn .3s ease}.growth-visual{background:var(--bg-card);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);border:2px solid 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p{margin:0;color:var(--text-light);font-size:.95rem}.growth-controls{display:flex;gap:.75rem;justify-content:center}.parts-section{animation:fadeIn .3s ease}.parts-diagram{background:var(--bg-card);border-radius:var(--radius);padding:1.25rem;box-shadow:var(--shadow);border:2px solid #dcfce7}.parts-list{display:grid;grid-template-columns:repeat(3,1fr);gap:.5rem;margin-bottom:1rem}.part-btn{display:flex;flex-direction:column;align-items:center;gap:.25rem;padding:.75rem .5rem;border:2px solid #e5e7eb;border-radius:.75rem;background:#f9fafb;cursor:pointer;transition:all .2s;font-family:inherit;font-size:.8rem;font-weight:600;color:var(--text)}.part-btn:hover{border-color:var(--green);background:#f0fdf4}.part-btn.active{border-color:var(--green-dark);background:#dcfce7;box-shadow:0 2px 8px #228b2233}.part-emoji{font-size:1.5rem}.part-detail{text-align:center;padding:1rem;background:#f0fdf4;border-radius:.75rem}.part-detail-emoji{font-size:3rem;display:block;margin-bottom:.25rem}.part-detail 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.2s;color:var(--text)}.quiz-option:hover:not(:disabled){border-color:var(--blue);background:#eff6ff;transform:translate(4px)}.quiz-option.correct{border-color:var(--green-dark);background:#dcfce7;color:var(--green-dark);font-weight:700}.quiz-option.wrong{border-color:#ef4444;background:#fef2f2;color:#ef4444}.quiz-explanation{margin-top:1rem;padding:1rem;background:#f0fdf4;border-radius:.75rem;text-align:center}.quiz-explanation p{margin:0 0 .75rem;color:var(--text-light);font-size:.95rem;line-height:1.6}.quiz-finish{text-align:center;background:var(--bg-card);border-radius:var(--radius);padding:2rem 1.5rem;box-shadow:var(--shadow);border:2px solid #dcfce7}.finish-emoji{font-size:4rem;display:block;margin-bottom:.5rem}.quiz-finish h3{margin:0 0 .5rem;font-size:1.25rem;font-weight:800;color:var(--green-dark)}.score-text{margin:0 0 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#dcfce7}.btn-secondary:hover:not(:disabled){background:#dcfce7}.footer{text-align:center;padding:1rem;color:var(--text-light);font-size:.85rem;font-weight:600}@media(max-width:500px){.title{font-size:1.5rem}.nav-label{font-size:.6rem}.plant-grid{grid-template-columns:repeat(3,1fr);gap:.5rem}.parts-list{grid-template-columns:repeat(2,1fr)}.detail-stats{flex-direction:column}}