:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:#213547;background:linear-gradient(135deg,#667eea,#764ba2);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;min-width:320px;min-height:100vh}#root{min-height:100vh}@media(hover:none)and (pointer:coarse){button,a,[role=button]{min-height:60px;min-width:60px}}html{scroll-behavior:smooth}[draggable=true]{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}*:focus-visible{outline:3px solid #667eea;outline-offset:2px}@media print{body{background:#fff}.navbar,.age-selector,button{display:none!important}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica 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.3s;font-weight:600;min-height:60px;min-width:80px}.age-btn:hover{transform:translateY(-2px);box-shadow:0 4px 8px #667eea4d}.age-btn.active{background:#667eea;color:#fff;transform:scale(1.1)}.main-content{padding:2rem;max-width:1400px;margin:0 auto}.home{text-align:center}.hero{background:#fff;border-radius:24px;padding:3rem;margin-bottom:3rem;box-shadow:0 10px 30px #0003}.title{font-size:3.5rem;color:#667eea;margin-bottom:1rem;text-shadow:2px 2px 4px rgba(0,0,0,.1)}.subtitle{font-size:1.5rem;color:#555}.menu-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-bottom:3rem}.menu-card{background:#fff;border-radius:24px;padding:2.5rem;text-decoration:none;color:inherit;transition:all .3s;box-shadow:0 4px 6px #0000001a;cursor:pointer;min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center}.menu-card:hover{transform:translateY(-8px);box-shadow:0 12px 24px #0003}.card-icon{font-size:4rem;margin-bottom:1rem}.menu-card h2{font-size:1.8rem;margin-bottom:.5rem;color:#333}.menu-card p{font-size:1.1rem;color:#666;line-height:1.5}.menu-card.builder{border-top:6px solid #48bb78}.menu-card.adaptations{border-top:6px solid #ed8936}.menu-card.game1{border-top:6px solid #9f7aea}.menu-card.game2{border-top:6px solid #ecc94b}.menu-card.game3{border-top:6px solid #4299e1}.learning-tip{background:#fffffff2;border-radius:24px;padding:2rem;box-shadow:0 4px 6px #0000001a;max-width:800px;margin:0 auto}.learning-tip h3{font-size:1.8rem;color:#667eea;margin-bottom:1rem}.learning-tip p{font-size:1.2rem;line-height:1.7;color:#444}@media(max-width:768px){.navbar{flex-direction:column;gap:1rem;padding:1rem}.age-selector{flex-wrap:wrap;justify-content:center}.title{font-size:2.5rem}.menu-grid{grid-template-columns:1fr;gap:1.5rem}.main-content{padding:1rem}}@media(hover:none)and (pointer:coarse){.age-btn,.nav-home,.menu-card{min-height:70px}.age-btn{padding:1rem 2rem}}.organism-card{background:#fff;border-radius:16px;padding:1.5rem;box-shadow:0 4px 6px #0000001a;cursor:grab;transition:all .3s;text-align:center;min-height:140px;display:flex;flex-direction:column;align-items:center;justify-content:center;-webkit-user-select:none;user-select:none}.organism-card:hover{transform:scale(1.05);box-shadow:0 6px 12px #00000026}.organism-card:active{cursor:grabbing}.organism-emoji{font-size:3rem;margin-bottom:.5rem}.organism-name{font-size:1.2rem;font-weight:700;color:#333;margin-bottom:.25rem}.organism-type{font-size:.9rem;color:#666;text-transform:capitalize}.organism-card.sun{border:3px solid #fbbf24}.organism-card.producer{border:3px solid #48bb78}.organism-card.herbivore{border:3px solid #4299e1}.organism-card.carnivore{border:3px solid #f56565}.organism-card.omnivore{border:3px solid #9f7aea}.organism-card.decomposer{border:3px solid #a0522d}.btn{padding:1rem 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h1{font-size:2.5rem;color:#48bb78;margin-bottom:1rem}.builder-description{font-size:1.3rem;color:#555;line-height:1.6}.builder-content{display:grid;grid-template-columns:1fr 1fr;gap:2rem}.organism-palette{background:#fff;border-radius:24px;padding:2rem;box-shadow:0 4px 6px #0000001a;max-height:85vh;overflow-y:auto}.organism-palette h2{font-size:1.8rem;color:#333;margin-bottom:1.5rem;text-align:center}.sample-chains{display:flex;gap:.5rem;margin-bottom:1.5rem;flex-wrap:wrap}.btn-sample{padding:.75rem 1.5rem;font-size:1rem;font-weight:700;border:2px solid #667eea;background:#fff;color:#667eea;border-radius:12px;cursor:pointer;transition:all .3s;flex:1;min-width:120px}.btn-sample:hover{background:#667eea;color:#fff;transform:translateY(-2px)}.organism-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:1rem}.chain-area{background:#fff;border-radius:24px;padding:2rem;box-shadow:0 4px 6px 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#00000026}.chain-organism.sun{border-color:#fbbf24;background:linear-gradient(135deg,#fef3c7,#fde68a)}.chain-organism.producer{border-color:#48bb78;background:linear-gradient(135deg,#d1fae5,#a7f3d0)}.chain-organism.herbivore{border-color:#4299e1;background:linear-gradient(135deg,#dbeafe,#bfdbfe)}.chain-organism.carnivore{border-color:#f56565;background:linear-gradient(135deg,#fed7d7,#fca5a5)}.chain-organism.decomposer{border-color:sienna;background:linear-gradient(135deg,#e7d4c4,#d4b5a0)}.organism-position{width:40px;height:40px;background:#667eea;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:700;flex-shrink:0}.chain-organism .organism-emoji{font-size:2.5rem;flex-shrink:0}.chain-organism .organism-name{flex:1;font-size:1.3rem;font-weight:700;color:#333}.chain-organism .organism-type{font-size:.9rem;color:#666;text-transform:capitalize;padding:.25rem .75rem;background:#ffffffb3;border-radius:8px}.energy-arrow{position:absolute;bottom:-1.5rem;left:50%;transform:translate(-50%);font-size:2rem;z-index:10}.remove-btn{width:50px;height:50px;background:#f56565;border:none;border-radius:50%;font-size:1.5rem;cursor:pointer;transition:all .3s;flex-shrink:0}.remove-btn:hover{transform:scale(1.2);background:#e53e3e}.chain-list.animate .chain-organism{animation:energyFlow 2s ease-in-out infinite}@keyframes energyFlow{0%,to{transform:scale(1);box-shadow:0 4px 6px #0000001a}50%{transform:scale(1.05);box-shadow:0 8px 16px #ffd70099}}.feedback{margin-top:2rem;padding:1.5rem;border-radius:12px;font-size:1.3rem;font-weight:700;text-align:center}.feedback.success{background:#c6f6d5;color:#22543d;border:3px solid #48bb78}.feedback.error{background:#fed7d7;color:#742a2a;border:3px solid #f56565}.what-if{margin-top:2rem;padding:2rem;background:#f7fafc;border-radius:16px;border:2px solid #e2e8f0}.what-if h3{font-size:1.5rem;color:#2d3748;margin-bottom:.5rem}.what-if p{font-size:1.1rem;color:#4a5568;margin-bottom:1rem}.what-if-buttons{display:flex;flex-wrap:wrap;gap:.75rem}@media(max-width:1024px){.builder-content{grid-template-columns:1fr}.organism-palette,.chain-area{max-height:none}}@media(max-width:768px){.builder-header h1{font-size:2rem}.organism-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}.chain-controls{flex-direction:column}.chain-header{flex-direction:column;align-items:stretch;gap:1rem}}.explorer{min-height:100vh}.explorer-header{background:#fff;border-radius:24px;padding:2rem;margin-bottom:2rem;box-shadow:0 4px 6px #0000001a;text-align:center}.explorer-header h1{font-size:2.5rem;color:#ed8936;margin-bottom:1rem}.explorer-description{font-size:1.3rem;color:#555;line-height:1.6;margin-bottom:1.5rem}.quiz-btn{font-size:1.3rem;padding:1.25rem 2.5rem}.filter-bar{display:flex;gap:1rem;margin-bottom:2rem;flex-wrap:wrap;justify-content:center}.filter-btn{padding:1rem 2rem;font-size:1.1rem;font-weight:700;border:3px solid #ed8936;background:#fff;color:#ed8936;border-radius:12px;cursor:pointer;transition:all .3s}.filter-btn:hover{transform:translateY(-2px);box-shadow:0 4px 8px #ed89364d}.filter-btn.active{background:#ed8936;color:#fff;transform:scale(1.05)}.species-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:2rem}.species-card{background:#fff;border-radius:20px;overflow:hidden;cursor:pointer;transition:all .3s;box-shadow:0 4px 6px #0000001a}.species-card:hover{transform:translateY(-8px) scale(1.02);box-shadow:0 12px 24px #0003}.species-image{position:relative;height:200px;overflow:hidden}.species-image img{width:100%;height:100%;object-fit:cover}.species-emoji{position:absolute;bottom:1rem;right:1rem;font-size:3rem;background:#ffffffe6;border-radius:50%;width:70px;height:70px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 4px #0003}.species-info{padding:1.5rem}.species-info h3{font-size:1.5rem;color:#333;margin-bottom:.5rem}.species-habitat{font-size:1rem;color:#666;margin-bottom:.5rem}.adaptation-count{display:inline-block;padding:.5rem 1rem;background:#ed8936;color:#fff;border-radius:8px;font-size:.9rem;font-weight:700}.modal-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;padding:2rem;overflow-y:auto}.modal-content{background:#fff;border-radius:24px;max-width:800px;width:100%;max-height:90vh;overflow-y:auto;position:relative;box-shadow:0 20px 60px #0000004d}.modal-close{position:absolute;top:1rem;right:1rem;width:50px;height:50px;background:#f56565;border:none;border-radius:50%;font-size:1.5rem;cursor:pointer;transition:all .3s;z-index:10}.modal-close:hover{transform:scale(1.2) rotate(90deg);background:#e53e3e}.modal-header{display:flex;gap:2rem;padding:2rem;border-bottom:2px solid #f0f0f0}.modal-image{position:relative;width:200px;height:200px;border-radius:16px;overflow:hidden;flex-shrink:0}.modal-image img{width:100%;height:100%;object-fit:cover}.modal-emoji{position:absolute;top:.5rem;right:.5rem;font-size:3rem;background:#fffffff2;border-radius:50%;width:70px;height:70px;display:flex;align-items:center;justify-content:center}.modal-title h2{font-size:2.5rem;color:#333;margin-bottom:1rem}.modal-tags{display:flex;gap:.75rem;flex-wrap:wrap}.tag{padding:.5rem 1rem;border-radius:8px;font-size:1rem;font-weight:700}.type-tag{background:#667eea;color:#fff;text-transform:capitalize}.habitat-tag{background:#48bb78;color:#fff}.modal-body{padding:2rem}.fun-fact{background:#fef3c7;border-left:4px solid #fbbf24;padding:1.5rem;margin-bottom:2rem;border-radius:12px}.fun-fact h3{font-size:1.5rem;color:#92400e;margin-bottom:.75rem}.fun-fact p{font-size:1.2rem;color:#78350f;line-height:1.6}.adaptations-section{margin-bottom:2rem}.adaptations-section h3{font-size:1.8rem;color:#333;margin-bottom:1rem}.adaptation-card{background:#f7fafc;border:2px solid #e2e8f0;border-radius:12px;padding:1.5rem;margin-bottom:1rem}.adaptation-card.big{background:#fff;border:3px solid #ed8936;padding:2rem;text-align:center}.adaptation-card.big h3{font-size:2rem;color:#ed8936;margin-bottom:1rem}.adaptation-card.big p{font-size:1.4rem;line-height:1.8;color:#333;margin-bottom:1rem}.adaptation-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.adaptation-card h4{font-size:1.3rem;color:#2d3748}.adaptation-type-tag{display:inline-block;padding:.4rem .8rem;background:#ed8936;color:#fff;border-radius:8px;font-size:.85rem;text-transform:capitalize;font-weight:700}.adaptation-card p{font-size:1.1rem;line-height:1.6;color:#4a5568}.diet-section,.predators-section{margin-bottom:1.5rem}.diet-section h3,.predators-section h3{font-size:1.5rem;color:#333;margin-bottom:1rem}.diet-list,.predators-list{display:flex;flex-wrap:wrap;gap:1rem}.diet-item,.predator-item{display:flex;align-items:center;gap:.5rem;background:#f7fafc;padding:.75rem 1.25rem;border-radius:12px;border:2px solid #e2e8f0;font-size:1.1rem}.diet-emoji,.predator-emoji{font-size:1.8rem}.diet-name,.predator-name{font-weight:600;color:#2d3748}.quiz-mode{text-align:center}.quiz-header{background:#fff;border-radius:24px;padding:2rem;margin-bottom:2rem;box-shadow:0 4px 6px #0000001a;display:flex;justify-content:space-between;align-items:center}.quiz-header h1{font-size:2.5rem;color:#9f7aea}.quiz-stats{display:flex;gap:1rem;align-items:center}.quiz-score{font-size:1.8rem;font-weight:700;color:#667eea;background:#f7fafc;padding:.75rem 1.5rem;border-radius:12px}.quiz-question{background:#fff;border-radius:24px;padding:3rem;margin-bottom:2rem;box-shadow:0 4px 6px #0000001a}.quiz-question h2{font-size:2rem;color:#333;margin-bottom:2rem}.quiz-options{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem}.quiz-option{background:#fff;border:3px solid #e2e8f0;border-radius:16px;padding:2rem;cursor:pointer;transition:all .3s}.quiz-option:hover{transform:translateY(-4px);border-color:#9f7aea;box-shadow:0 8px 16px #9f7aea4d}.quiz-option.correct{border-color:#48bb78;background:#c6f6d5;animation:celebrate .5s ease-in-out}@keyframes celebrate{0%,to{transform:scale(1)}50%{transform:scale(1.1) rotate(5deg)}}.quiz-option .organism-emoji{font-size:4rem;margin-bottom:.5rem}.quiz-option .organism-name{font-size:1.3rem;font-weight:700;color:#333}@media(max-width:768px){.modal-header{flex-direction:column}.modal-image{width:100%;height:250px}.species-grid{grid-template-columns:1fr}.quiz-header{flex-direction:column;gap:1rem}.filter-bar{flex-direction:column}.filter-btn{width:100%}}.match-game{min-height:100vh}.game-header h1{font-size:2.5rem;color:#9f7aea;margin-bottom:1rem}.game-description{font-size:1.3rem;color:#555;line-height:1.6;margin-bottom:1.5rem}.game-stats{display:flex;gap:2rem;justify-content:center;margin:2rem 0}.stat-box{background:#f7fafc;border:3px solid #9f7aea;border-radius:16px;padding:1rem 2rem;min-width:120px}.stat-value{font-size:2.5rem;font-weight:700;color:#9f7aea}.stat-label{font-size:1rem;color:#666;text-transform:uppercase;letter-spacing:1px}.game-board{display:grid;grid-template-columns:1fr 1fr;gap:2rem}.column{background:#fff;border-radius:24px;padding:2rem;box-shadow:0 4px 6px #0000001a}.column h2{font-size:1.8rem;color:#333;margin-bottom:1.5rem;text-align:center}.cards-list{display:flex;flex-direction:column;gap:1rem}.match-card{border-radius:16px;padding:1.5rem;cursor:pointer;transition:all .3s;border:3px solid transparent}.match-card:hover:not(.matched){transform:translate(5px);box-shadow:0 4px 12px #00000026}.species-card{background:linear-gradient(135deg,#fef3c7,#fde68a);border-color:#fbbf24;display:flex;align-items:center;gap:1rem}.species-card.selected{border-color:#9f7aea;transform:scale(1.05);box-shadow:0 0 20px #9f7aea80}.species-card.matched{background:#c6f6d5;border-color:#48bb78;opacity:.7;cursor:not-allowed}.card-emoji{font-size:3rem}.card-name{font-size:1.4rem;font-weight:700;color:#333}.adaptation-card{background:linear-gradient(135deg,#e0e7ff,#c7d2fe);border-color:#818cf8}.adaptation-card.selected{border-color:#9f7aea;transform:scale(1.05);box-shadow:0 0 20px #9f7aea80}.adaptation-card.matched{background:#c6f6d5;border-color:#48bb78;opacity:.7;cursor:not-allowed}.card-title{font-size:1.3rem;font-weight:700;color:#333;margin-bottom:.5rem}.card-description{font-size:1rem;color:#555;line-height:1.5}.game-feedback{position:fixed;bottom:2rem;left:50%;transform:translate(-50%);padding:1.5rem 3rem;border-radius:16px;font-size:1.5rem;font-weight:700;box-shadow:0 8px 16px #0003;z-index:1000}.game-feedback.correct{background:#48bb78;color:#fff}.game-feedback.incorrect{background:#f56565;color:#fff}.game-complete{background:#fff;border-radius:24px;padding:3rem;margin-bottom:2rem;box-shadow:0 8px 16px #0003;text-align:center}.game-complete h2{font-size:3rem;color:#48bb78;margin-bottom:1rem}.game-complete p{font-size:1.5rem;color:#555;margin-bottom:1rem}.final-score{font-size:2.5rem!important;font-weight:700;color:#9f7aea!important;margin:1.5rem 0!important}.accuracy{font-size:1.8rem!important;color:#667eea!important}@media(max-width:1024px){.game-board{grid-template-columns:1fr}.game-stats{flex-wrap:wrap}}@media(max-width:768px){.game-header h1{font-size:2rem}.game-stats{gap:1rem}.stat-box{min-width:100px;padding:.75rem 1.5rem}.stat-value{font-size:2rem}}.energy-game{min-height:100vh}.game-header h1{font-size:2.5rem;color:#ecc94b;margin-bottom:1rem}.score-display{font-size:1.8rem;font-weight:700;color:#667eea;background:#f7fafc;padding:.75rem 2rem;border-radius:12px;border:3px solid #667eea}.energy-chain{background:#fff;border-radius:24px;padding:3rem;margin-bottom:2rem;box-shadow:0 4px 6px #0000001a;display:flex;align-items:center;justify-content:center;gap:2rem;flex-wrap:wrap;min-height:300px}.energy-organism{display:flex;flex-direction:column;align-items:center;position:relative;opacity:.3;transition:all .3s}.energy-organism.active{opacity:1}.energy-organism.current .organism-circle{animation:pulse 1s ease-in-out infinite;box-shadow:0 0 30px #ecc94bcc}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.organism-circle{width:120px;height:120px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center;border:5px solid white;box-shadow:0 4px 12px #0003;transition:all .3s;cursor:pointer}.organism-circle:hover{transform:scale(1.1)}.organism-circle .organism-emoji{font-size:3.5rem}.organism-label{margin-top:1rem;text-align:center}.organism-label .organism-name{font-size:1.2rem;font-weight:700;color:#333;margin-bottom:.25rem}.organism-label .organism-type{font-size:.9rem;color:#666;text-transform:capitalize}.energy-arrow{position:absolute;left:100%;top:50%;transform:translateY(-50%);width:100px;display:flex;align-items:center;transform-origin:left center}.arrow-line{height:4px;background:linear-gradient(90deg,#fbbf24,#f59e0b);flex:1;box-shadow:0 2px 8px #fbbf2480}.arrow-head{font-size:2rem;color:#f59e0b;text-shadow:0 2px 4px rgba(0,0,0,.2);margin-left:-5px}.energy-label{position:absolute;top:-25px;left:50%;transform:translate(-50%);font-size:.85rem;font-weight:700;color:#f59e0b;white-space:nowrap;background:#fff;padding:.25rem .5rem;border-radius:4px}.energy-explanation{background:#fff;border-radius:24px;padding:2rem;box-shadow:0 4px 6px #0000001a}.energy-explanation h2{font-size:2rem;color:#333;margin-bottom:2rem;text-align:center}.explanation-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem}.step{display:flex;gap:1rem;background:#f7fafc;padding:1.5rem;border-radius:16px;border:2px solid #e2e8f0}.step-number{width:50px;height:50px;background:#ecc94b;color:#744210;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:700;flex-shrink:0}.step-content h3{font-size:1.3rem;color:#2d3748;margin-bottom:.5rem}.step-content p{font-size:1rem;color:#4a5568;line-height:1.5}.feedback-modal{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000}.feedback-content{background:#fff;border-radius:24px;padding:3rem;max-width:600px;text-align:center;box-shadow:0 20px 60px #0000004d}.feedback-content h2{font-size:2.5rem;color:#48bb78;margin-bottom:1rem}.feedback-content p{font-size:1.3rem;color:#555;margin-bottom:1rem;line-height:1.6}.energy-summary{background:#fef3c7;border-left:4px solid #fbbf24;padding:1rem;border-radius:8px;margin:1.5rem 0}.energy-summary strong{color:#92400e}@media(max-width:1024px){.energy-chain{flex-direction:column}.energy-arrow{left:50%;top:100%;transform:translate(-50%) rotate(90deg);margin-top:20px}}@media(max-width:768px){.game-header h1{font-size:2rem}.organism-circle{width:100px;height:100px}.organism-circle .organism-emoji{font-size:3rem}.explanation-steps{grid-template-columns:1fr}}.foodweb-game{min-height:100vh}.game-header{background:#fff;border-radius:24px;padding:2rem;margin-bottom:2rem;box-shadow:0 4px 6px #0000001a;text-align:center}.game-header h1{font-size:2.5rem;color:#4299e1;margin-bottom:1rem}.game-controls{display:flex;gap:1rem;justify-content:center;align-items:center;flex-wrap:wrap;margin-top:1.5rem}.game-content{display:grid;grid-template-columns:350px 1fr;gap:2rem;height:600px}.organism-selector{background:#fff;border-radius:24px;padding:2rem;box-shadow:0 4px 6px #0000001a;overflow-y:auto}.organism-selector h2{font-size:1.5rem;color:#333;margin-bottom:1rem;text-align:center}.organism-list{display:flex;flex-direction:column;gap:.75rem;margin-bottom:2rem}.organism-btn{display:flex;align-items:center;gap:1rem;background:#f7fafc;border:3px solid #e2e8f0;border-radius:12px;padding:1rem;cursor:pointer;transition:all .3s}.organism-btn:hover{background:#e2e8f0;transform:translate(5px)}.organism-btn.placed{background:#c6f6d5;border-color:#48bb78;opacity:.6}.organism-btn .organism-emoji{font-size:2rem}.organism-btn .organism-name{font-size:1.1rem;font-weight:700;color:#333}.instructions{background:#fef3c7;border-left:4px solid #fbbf24;padding:1.5rem;border-radius:12px}.instructions h3{font-size:1.2rem;color:#92400e;margin-bottom:.75rem}.instructions ol{margin-left:1.5rem;color:#78350f;line-height:1.8}.instructions li{margin-bottom:.5rem}.web-canvas{background:#fff;border-radius:24px;box-shadow:0 4px 6px #0000001a;position:relative;overflow:hidden;cursor:crosshair}.connections-svg{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:1}.empty-canvas{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;color:#999;font-size:1.3rem;max-width:400px}.placed-organism{position:absolute;transform:translate(-50%,-50%);z-index:2;cursor:pointer}.organism-node{width:80px;height:80px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:50%;border:4px solid white;box-shadow:0 4px 12px #0003;display:flex;align-items:center;justify-content:center;transition:all .3s;cursor:grab}.organism-node:hover{transform:scale(1.15);box-shadow:0 6px 20px #667eea80}.organism-node:active{cursor:grabbing}.organism-node .organism-emoji{font-size:2.5rem}.organism-label{text-align:center;margin-top:.5rem;font-size:.9rem;font-weight:700;color:#333;background:#fff;padding:.25rem .5rem;border-radius:6px;box-shadow:0 2px 4px #0000001a;white-space:nowrap}.feedback-banner{position:fixed;bottom:2rem;left:50%;transform:translate(-50%);padding:1.5rem 3rem;border-radius:16px;font-size:1.3rem;font-weight:700;box-shadow:0 8px 16px #0003;z-index:1000;max-width:80%;text-align:center}.feedback-banner.success{background:#48bb78;color:#fff}.feedback-banner.error{background:#f56565;color:#fff}.feedback-banner.info{background:#4299e1;color:#fff}.achievement{background:linear-gradient(135deg,#fbbf24,#f59e0b);border-radius:24px;padding:2rem;margin-top:2rem;box-shadow:0 8px 16px #0003;text-align:center;color:#fff}.achievement h3{font-size:2rem;margin-bottom:.5rem}.achievement p{font-size:1.2rem;line-height:1.6}@media(max-width:1024px){.game-content{grid-template-columns:1fr;height:auto}.organism-selector{max-height:400px}.web-canvas{height:600px}}@media(max-width:768px){.game-header h1{font-size:2rem}.organism-node{width:60px;height:60px}.organism-node .organism-emoji{font-size:2rem}.organism-label{font-size:.8rem}}