@import "https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800&display=swap";:root{--primary:#ff9eb5;--secondary:#b5ead7;--tertiary:#c7ceea;--background:#fff5f8;--text:#5a4b52;--white:#fff;--shadow:#ff9eb533}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--background);color:var(--text);min-height:100vh;font-family:Nunito,sans-serif;overflow-x:hidden}.app-main{justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}h1,h2,h3{font-weight:800}.lock-screen-container,.category-select-container{justify-content:center;align-items:center;width:100%;display:flex}.category-select-card{background:var(--white);box-shadow:0 12px 40px var(--shadow);border:4px solid var(--primary);border-radius:32px;width:100%;max-width:500px;padding:36px 32px}.category-header{text-align:center;margin-bottom:28px}.category-title{color:var(--primary);margin:10px 0 6px;font-size:2rem}.category-subtitle{color:#8c7b84;font-size:1rem}.category-list{flex-direction:column;gap:14px;display:flex}.category-btn{border:2.5px solid var(--cat-color,#ff9eb5);background:var(--cat-bg,#fff5f8);cursor:pointer;text-align:left;border-radius:20px;align-items:center;gap:14px;width:100%;padding:16px 20px;font-family:Nunito,sans-serif;transition:box-shadow .2s;display:flex}.category-btn:hover{box-shadow:0 6px 20px #0000001a}.category-btn-all{background:#fffbee;border-color:#ffd166}.category-emoji{flex-shrink:0;font-size:2.2rem}.category-info{flex-direction:column;flex:1;gap:3px;display:flex}.category-name{color:var(--text);font-size:1.1rem;font-weight:800}.category-desc{color:#8c7b84;font-size:.82rem}.category-count{color:var(--cat-color,#ff9eb5);background:var(--cat-bg,#fff5f8);border:1.5px solid var(--cat-color,#ff9eb5);white-space:nowrap;border-radius:20px;flex-shrink:0;padding:4px 10px;font-size:.82rem;font-weight:700}.category-meta{flex-direction:column;flex-shrink:0;align-items:flex-end;gap:6px;display:flex}.category-reward{object-fit:contain;width:45px;height:45px;transition:all .4s cubic-bezier(.175,.885,.32,1.275)}.category-reward.locked{filter:grayscale()opacity(.25);transform:scale(.8)}.category-reward.unlocked{filter:grayscale(0%)opacity();text-shadow:0 0 10px #ffd70080;transform:scale(1.15)rotate(10deg)}.lock-screen-card{background:var(--white);box-shadow:0 10px 30px var(--shadow);text-align:center;border:4px solid var(--primary);border-radius:30px;width:100%;max-width:400px;padding:40px}.lock-icon-wrapper{background:var(--background);border-radius:50%;justify-content:center;align-items:center;width:80px;height:80px;margin:0 auto 20px;display:flex}.welcome-title{color:var(--primary);margin-bottom:10px;font-size:2rem}.welcome-subtitle{color:#8c7b84;margin-bottom:30px}.password-form{flex-direction:column;gap:15px;display:flex}.password-input{text-align:center;border:2px solid #ffdae2;border-radius:20px;outline:none;padding:15px 20px;font-family:Nunito,sans-serif;font-size:1.1rem;transition:all .3s}.password-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #ff9eb54d}.password-input.error{color:#ff6b6b;border-color:#ff6b6b}.unlock-button{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:20px;justify-content:center;align-items:center;gap:10px;padding:15px 20px;font-family:Nunito,sans-serif;font-size:1.2rem;font-weight:700;transition:transform .2s,background .3s;display:flex}.unlock-button:hover{background:#ff85a2;transform:translateY(-2px)}.unlock-button:active{transform:translateY(0)}.quiz-container{width:100%;max-width:600px;margin:0 auto}.quiz-header{background:var(--white);box-shadow:0 5px 15px var(--shadow);border-radius:20px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-bottom:30px;padding:12px 16px;display:flex}.back-btn{cursor:pointer;width:36px;height:36px;color:var(--text);background:#f0f0f0;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;transition:background .2s;display:flex}.back-btn:hover{background:#e0e0e0}.quiz-category-badge{border-radius:20px;flex-shrink:0;padding:4px 12px;font-size:.82rem;font-weight:700}.question-counter{text-align:right;color:#8c7b84;margin-bottom:6px;font-size:.85rem;font-weight:700}.progress-bar-container{background:#ffdae2;border-radius:10px;flex:1;height:12px;margin-right:20px;overflow:hidden}.progress-bar-fill{background:linear-gradient(90deg, var(--primary), #ffb7b2);border-radius:10px;height:100%}.score-display{color:var(--primary);align-items:center;gap:8px;font-size:1.2rem;font-weight:800;display:flex}.question-card{background:var(--white);box-shadow:0 10px 30px var(--shadow);border:4px solid var(--secondary);border-radius:30px;padding:30px}.definition-box{text-align:center;margin-bottom:30px}.question-title{color:#8c7b84;text-transform:uppercase;letter-spacing:1px;margin-bottom:10px;font-size:1.1rem}.definition-text{color:var(--text);font-size:1.5rem;font-weight:700;line-height:1.4}.options-grid{grid-template-columns:1fr;gap:15px;display:grid}.option-btn{color:var(--text);cursor:pointer;text-align:center;background:#f8f9fa;border:2px solid #e9ecef;border-radius:20px;padding:15px 20px;font-family:Nunito,sans-serif;font-size:1.2rem;font-weight:700;transition:all .2s}@media (hover:hover){.option-btn:hover:not(.disabled):not(.correct):not(.incorrect){background:var(--secondary);border-color:var(--secondary);color:#3d6a59}}.option-btn.correct{color:#155724;background:#d4edda;border-color:#c3e6cb}.option-btn.incorrect{color:#721c24;background:#f8d7da;border-color:#f5c6cb}.option-btn.disabled{opacity:.7;cursor:not-allowed}.feedback-message{text-align:center;margin-top:20px;font-size:1.3rem;font-weight:800}.feedback-correct{color:var(--primary);justify-content:center;align-items:center;gap:8px;display:flex}.feedback-incorrect{color:#ff6b6b}.inline-icon{display:inline-block}.reward-container{justify-content:center;align-items:center;width:100%;display:flex}.reward-card{background:var(--white);box-shadow:0 10px 40px var(--shadow);text-align:center;border:4px solid var(--tertiary);border-radius:30px;flex-direction:column;align-items:center;width:100%;max-width:450px;padding:50px 40px;display:flex}.reward-icon{margin-bottom:20px}.reward-title{color:var(--tertiary);margin-bottom:10px;font-size:2.5rem}.reward-message{color:#8c7b84;margin-bottom:30px;font-size:1.2rem}.score-circle{background:linear-gradient(135deg, var(--primary), var(--secondary));width:150px;height:150px;box-shadow:0 10px 20px var(--shadow);color:#fff;border:6px solid var(--white);border-radius:50%;justify-content:center;align-items:center;margin-bottom:40px;display:flex}.score-text{font-size:3rem;font-weight:800}.restart-button{background:var(--tertiary);color:#fff;cursor:pointer;border:none;border-radius:20px;justify-content:center;align-items:center;gap:10px;width:100%;padding:15px 30px;font-family:Nunito,sans-serif;font-size:1.2rem;font-weight:700;transition:background .3s;display:flex}.restart-button:hover{background:#aab5e3}