@import"https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800;900&display=swap&subset=vietnamese";:root{--glass-bg: rgba(255, 255, 255, .55);--glass-bg-accent: rgba(255, 255, 255, .7);--glass-border: rgba(255, 255, 255, .4);--glass-blur: blur(45px);--glass-shadow: 0 8px 32px rgba(0, 0, 0, .1);--color-text-on-glass: #1e293b;--color-text-muted-glass: #64748b;--color-glass-heading: #0f172a;--color-primary: #864cbf;--color-primary-dark: #6a3a9d;--color-secondary: #00a06a;--color-secondary-dark: #007a51;--color-accent: #e21b3c;--color-orange: #f35b04;--color-orange-dark: #c2410c;--color-info: #1368ce;--color-info-dark: #0e54a3;--color-accent-dark: #b91c1c;--color-warning: #f59e0b;--color-warning-dark: #b45309;--shadow-3d-primary: 0 8px 0 var(--color-primary-dark);--shadow-3d-secondary: 0 8px 0 var(--color-secondary-dark);--shadow-3d-orange: 0 8px 0 var(--color-orange-dark);--shadow-3d-info: 0 8px 0 var(--color-info-dark);--shadow-3d-warning: 0 8px 0 var(--color-warning-dark);--shadow-3d-accent: 0 8px 0 var(--color-accent-dark);--gradient-primary: linear-gradient(135deg, #9d50bb 0%, #6a3a9d 100%);--gradient-secondary: linear-gradient(135deg, #00b09b 0%, #007a51 100%);--gradient-accent: linear-gradient(135deg, #f5576c 0%, #e21b3c 100%);--gradient-info: linear-gradient(135deg, #00c6ff 0%, #1368ce 100%);--gradient-orange: linear-gradient(135deg, #f35b04 0%, #ff8c00 100%);--gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);--gradient-hot: linear-gradient(135deg, #ff9966 0%, #ff5e62 100%);--gradient-mesh: radial-gradient(circle at 0% 0%, rgba(134, 76, 191, .15) 0%, transparent 50%), radial-gradient(circle at 100% 0%, rgba(19, 104, 206, .15) 0%, transparent 50%), radial-gradient(circle at 100% 100%, rgba(0, 160, 106, .15) 0%, transparent 50%), radial-gradient(circle at 0% 100%, rgba(226, 27, 60, .15) 0%, transparent 50%), radial-gradient(circle at 50% 50%, rgba(255, 255, 255, .4) 0%, transparent 100%);--radius-sm: 16px;--radius-md: 24px;--radius-lg: 32px;--radius-full: 9999px;--font-family-primary: "Nunito", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--color-text-primary: #1a1a1a;--color-text-secondary: #495057;--transition-normal: .3s cubic-bezier(.175, .885, .32, 1.275)}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent;font-family:inherit}button,input,select,textarea{font-family:inherit}body{font-family:var(--font-family-primary);background-color:#f1f5f9;background-image:var(--gradient-mesh);background-attachment:fixed;background-size:cover;color:var(--color-text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;min-height:100vh;position:relative;overflow-x:hidden}body:before,body:after{content:"";position:fixed;z-index:-2;pointer-events:none;filter:blur(100px);opacity:.6;animation:liquidShift 25s infinite alternate ease-in-out}body:before{width:800px;height:800px;background:radial-gradient(circle,rgba(134,76,191,.25) 0%,transparent 70%);top:-200px;left:-200px;border-radius:50%}body:after{width:900px;height:900px;background:radial-gradient(circle,rgba(19,104,206,.2) 0%,transparent 70%);bottom:-300px;right:-300px;border-radius:50%}@keyframes liquidShift{0%{transform:translate(0) rotate(0) scale(1)}33%{transform:translate(100px,50px) rotate(10deg) scale(1.1)}66%{transform:translate(-50px,100px) rotate(-10deg) scale(.9)}to{transform:translate(50px,-50px) rotate(0) scale(1.05)}}h1,h2,h3,h4,h5,h6{font-weight:900;line-height:1.2}a{color:var(--color-primary);text-decoration:none;font-weight:700;transition:all var(--transition-fast)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;padding:.75rem 2rem;font-family:var(--font-family-primary);font-weight:800;font-size:1rem;border:none;border-radius:var(--radius-full);cursor:pointer;transition:all .3s cubic-bezier(.175,.885,.32,1.275);text-align:center;position:relative;top:0;-webkit-user-select:none;user-select:none;outline:none;overflow:hidden}.btn:active{top:4px;box-shadow:none!important}.btn-primary{background:var(--color-primary);background:linear-gradient(135deg,#9d50bb,#6a3a9d);color:#fff;box-shadow:0 8px 16px #6a3a9d40}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 12px 24px #6a3a9d59}.btn-secondary{background:var(--color-secondary);background:linear-gradient(135deg,#00b09b,#007a51);color:#fff;box-shadow:0 8px 16px #00a06a40}.btn-secondary:hover{transform:translateY(-3px);box-shadow:0 12px 24px #00a06a59}.btn-danger{background:var(--color-accent);background:linear-gradient(135deg,#f5576c,#e21b3c);color:#fff;box-shadow:0 8px 16px #e21b3c40}.btn-danger:hover{transform:translateY(-3px);box-shadow:0 12px 24px #e21b3c59}.btn-info{background:var(--color-info);background:linear-gradient(135deg,#00c6ff,#1368ce);color:#fff;box-shadow:0 8px 16px #1368ce40}.btn-info:hover{transform:translateY(-3px);box-shadow:0 12px 24px #1368ce59}.btn-ghost{background-color:transparent;color:var(--color-text-secondary);border:2px solid transparent;box-shadow:none}.btn-ghost:hover{background-color:#0000000d;color:var(--color-primary)}.btn-danger-ghost{background-color:transparent;color:var(--color-accent);border:2px solid transparent;box-shadow:none}.btn-danger-ghost:hover{background-color:#e21b3c1a}.btn-sm{padding:.4rem .8rem;font-size:.85rem;border-radius:12px}.btn-orange{background:var(--gradient-orange);color:#fff;box-shadow:0 8px 16px #f35b0440}.btn-orange:hover{transform:translateY(-3px);box-shadow:0 12px 24px #f35b0459}.btn-icon{width:38px;height:38px;padding:0;background:#fff;border:2px solid #e2e8f0;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s cubic-bezier(.175,.885,.32,1.275);color:#64748b;box-shadow:0 4px 10px #00000008;flex-shrink:0}.btn-icon:hover{background:var(--color-background-light);border-color:var(--color-primary);color:var(--color-primary);transform:translateY(-2px);box-shadow:0 6px 15px #864cbf1a}.btn-icon-secondary:hover{border-color:var(--color-secondary);color:var(--color-secondary);background-color:#f0fdf4}.btn-icon-danger{color:var(--color-accent)}.btn-icon-danger:hover{border-color:var(--color-accent);color:var(--color-accent);background-color:#fef2f2}.btn-icon svg{width:20px;height:20px;stroke:currentColor}.card{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-radius:var(--radius-lg);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);padding:2.25rem;transition:all var(--transition-normal);position:relative;top:0;display:flex;flex-direction:column;color:var(--color-text-on-glass)}.card label,.card .form-label{color:var(--color-text-muted-glass);font-weight:800;font-size:.85rem;letter-spacing:.05em;margin-bottom:.75rem;display:block}.card h2,.card h3{color:var(--color-glass-heading);margin-bottom:1.5rem}.card-soft{background:#ffffff59;backdrop-filter:blur(25px);-webkit-backdrop-filter:blur(25px);border-radius:var(--radius-md);padding:1.5rem;border:1px solid rgba(255,255,255,.2);box-shadow:0 4px 15px #0000000d;transition:all var(--transition-normal);color:var(--color-text-on-glass)}.card-soft:hover{transform:translateY(-5px);background:#ffffff8c;box-shadow:0 12px 30px #00000014}.card-soft-info{background:linear-gradient(135deg,#fff,#f0f7ff)}.card-soft-info:hover{background:linear-gradient(135deg,#fff,#eef6ff)}.card-soft-secondary{background:linear-gradient(135deg,#fff,#f0fff4)}.card-soft-secondary:hover{background:linear-gradient(135deg,#fff,#ebfff1)}.card-premium-purple{background:linear-gradient(135deg,#fdfbff,#f3e8ff);border-top:6px solid var(--color-primary)}.card-premium-green{background:linear-gradient(135deg,#fdfdfd,#ecfdf5);border-top:6px solid var(--color-secondary)}.card-premium-orange{background:linear-gradient(135deg,#fffcf9,#fff7ed);border-top:6px solid var(--color-orange)}.card-premium-blue{background:linear-gradient(135deg,#fafdff,#f0f9ff);border-top:6px solid var(--color-info)}.hover-up{transition:all .3s cubic-bezier(.175,.885,.32,1.275)}.hover-up:hover{transform:translateY(-8px) scale(1.02);box-shadow:0 25px 50px -12px #00000026}.pill-badge{display:inline-flex;align-items:center;padding:6px 16px;border-radius:20px;font-size:.75rem;font-weight:900;text-transform:uppercase;letter-spacing:.5px;box-shadow:0 4px 10px #0000000d}.pill-badge-info{background:var(--color-info);color:#fff;box-shadow:0 4px 12px #1368ce33}.pill-badge-orange{background:var(--gradient-orange);color:#fff;box-shadow:0 4px 12px #f35b0433}.pill-badge-secondary{background:var(--color-secondary);color:#fff;box-shadow:0 4px 12px #00a06a33}.pill-badge-primary{background:var(--color-primary);color:#fff;box-shadow:0 4px 12px #864cbf33}.card-primary{background:linear-gradient(135deg,#fff,#f3e8ff);border-color:#f3e8ff;box-shadow:var(--shadow-3d-primary)}.card-primary:hover{border-color:var(--color-primary);box-shadow:0 12px 0 var(--color-primary-dark),0 15px 30px #864cbf26}.card-secondary{background:linear-gradient(135deg,#fff,#ecfdf5);border-color:#ecfdf5;box-shadow:var(--shadow-3d-secondary)}.card-secondary:hover{border-color:var(--color-secondary);box-shadow:0 12px 0 var(--color-secondary-dark),0 15px 30px #00a06a26}.card-info{background:linear-gradient(135deg,#fff,#e0f2fe);border-color:#e0f2fe;box-shadow:var(--shadow-3d-info)}.card-info:hover{border-color:var(--color-info);box-shadow:0 12px 0 var(--color-info-dark),0 15px 30px #1368ce26}.card-warning{background:linear-gradient(135deg,#fff,#fffbeb);border-color:#fffbeb;box-shadow:var(--shadow-3d-warning)}.card-warning:hover{border-color:var(--color-warning);box-shadow:0 12px 0 var(--color-warning-dark),0 15px 30px #ffa60226}.card-accent{background:linear-gradient(135deg,#fff,#fff1f2);border-color:#fff1f2;box-shadow:var(--shadow-3d-accent)}.card-accent:hover{border-color:var(--color-accent);box-shadow:0 12px 0 var(--color-accent-dark),0 15px 25px #b8163026}.card-orange{background:linear-gradient(135deg,#fff,#fff7ed);border-color:#fff7ed;box-shadow:var(--shadow-3d-orange)}.card-orange:hover{border-color:var(--color-orange);box-shadow:0 12px 0 var(--color-orange-dark),0 15px 25px #d4450026}.glass-panel{background:linear-gradient(135deg,#fffffff2,#ffffffd9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.4);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft-md)}.container{width:100%;max-width:1100px;margin:0 auto;padding:0 2rem}.flex-center{display:flex;align-items:center;justify-content:center}.flex-between{display:flex;align-items:center;justify-content:space-between}.flex-column{display:flex;flex-direction:column}.avatar-circle{width:50px;height:50px;border-radius:50%;background:#f1f3f5;display:flex;align-items:center;justify-content:center;font-weight:800;color:var(--color-primary);border:3px solid white;box-shadow:var(--shadow-soft-sm)}.icon-circle{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.badge{padding:.25rem .75rem;border-radius:100px;font-size:.75rem;font-weight:800;text-transform:uppercase;letter-spacing:.5px}.badge-success{background:#00a06a1a;color:var(--color-secondary)}.badge-primary{background:#864cbf1a;color:var(--color-primary)}@keyframes popIn{0%{opacity:0;transform:scale(.95) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}.animate-pop{animation:popIn var(--transition-bounce) forwards}@keyframes slideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes pulseConnection{0%{stroke-opacity:.6;stroke-width:4}50%{stroke-opacity:1;stroke-width:6}to{stroke-opacity:.6;stroke-width:4}}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.1)}to{transform:scale(1)}}.animate-pulse{animation:pulseConnection 2s infinite ease-in-out}.animate-slide-up{animation:slideUp var(--transition-normal) forwards}input[type=text],input[type=password],input[type=email],input[type=number],input[type=tel],.form-control,textarea,select{width:100%;font-family:var(--font-family-primary);padding:.8rem 1.2rem;border-radius:var(--radius-md);border:2px solid #e2e8f0;background:#fff;transition:all var(--transition-fast);font-size:1rem;font-weight:600;outline:none;box-sizing:border-box}.form-group{display:flex;flex-direction:column;align-items:flex-start;gap:.6rem;width:100%}.form-group label{font-weight:800;color:var(--color-text-secondary);font-size:.9rem;text-transform:uppercase;letter-spacing:.5px}input:focus,textarea:focus,select:focus{border-color:var(--color-primary);box-shadow:0 0 0 4px #864cbf1a}.tab-nav-container{display:flex;gap:.5rem;padding:.5rem;background-color:#f1f5f9;border-radius:50px;width:fit-content;border:none;box-shadow:inset 0 2px 5px #00000008,0 10px 30px #00000005}.tab-nav-btn{padding:.5rem 1.5rem;white-space:nowrap;font-size:1.05rem;font-weight:900;font-family:var(--font-family-primary);letter-spacing:.01em;background:#fff;border:1px solid #e2e8f0;color:#64748b;border-radius:40px;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;display:flex;align-items:center;justify-content:center;gap:.7rem;box-shadow:0 4px 6px #00000005;text-transform:none}.tab-nav-btn:hover{background:#f1f5f9;color:var(--color-primary);transform:translateY(-2px);box-shadow:0 10px 20px #0000000f}.tab-nav-btn.active{color:#fff;transform:scale(1.02);z-index:1}.tab-nav-btn.active:before{content:"";position:absolute;inset:0;border-radius:30px;z-index:-1;transition:all .3s ease}.tab-nav-btn.active-primary{background:linear-gradient(90deg,#ed028c,#7c3aed);box-shadow:0 10px 25px #ed028c4d}.tab-nav-btn.active-secondary{background:linear-gradient(90deg,#00c853,#009688);box-shadow:0 10px 25px #00c8534d}.tab-nav-btn.active-orange{background:linear-gradient(90deg,#ff9100,#ff6d00);box-shadow:0 10px 25px #ff91004d}.tab-nav-btn.active-info{background:linear-gradient(90deg,#2979ff,#3d5afe);box-shadow:0 10px 25px #2979ff4d}.tab-nav-btn.active-accent{background:linear-gradient(90deg,#f50057,#c51162);box-shadow:0 10px 25px #f500574d}.tab-nav-btn:active{transform:translateY(0);box-shadow:0 2px 5px #0000001a!important}@media(max-width:768px){.tab-nav-container{width:100%!important;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding:.35rem;gap:.35rem;justify-content:flex-start!important;border-radius:20px;max-width:calc(100vw - 2rem);margin-left:auto;margin-right:auto}.tab-nav-container::-webkit-scrollbar{display:none}.tab-nav-btn{padding:.6rem 1rem;font-size:.85rem;white-space:nowrap;border-radius:14px;gap:.4rem;min-width:fit-content}.tab-nav-btn.active{transform:scale(1.02);box-shadow:0 5px 15px #0000001a}.tab-nav-btn svg{width:18px;height:18px}}@keyframes twinkle{0%,to{opacity:.15;transform:scale(.9)}50%{opacity:.45;transform:scale(1.1)}}@keyframes floatBackground{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-20px) rotate(5deg)}}.bg-decor{position:fixed;pointer-events:none;z-index:-1;color:var(--color-primary);filter:blur(.5px)}.bg-star{animation:twinkle 4s infinite ease-in-out}.bg-cap{animation:floatBackground 8s infinite ease-in-out;opacity:.1}@media(max-width:480px){.tab-nav-container{display:grid!important;grid-template-columns:1fr 1fr;gap:.5rem;padding:.5rem;border-radius:24px;width:100%!important;max-width:100%;overflow-x:visible}.tab-nav-btn{padding:.8rem .5rem;font-size:.75rem;justify-content:center;width:100%;border-radius:16px;gap:.35rem}.tab-nav-btn svg{width:14px;height:14px}.tab-nav-btn.active{transform:scale(1.02);box-shadow:0 5px 15px #0000001a}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ced4da;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:#adb5bd}.game-answers-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;width:100%;max-width:1200px;margin:0 auto}.game-answers-grid button{min-height:clamp(140px,20vh,220px);padding:2rem 1rem;font-size:clamp(1.4rem,3.5vw,2rem);font-weight:900;border-radius:24px;display:flex;align-items:center;justify-content:center;text-align:center;transition:all .2s cubic-bezier(.175,.885,.32,1.275)}@media(max-width:768px){.game-answers-grid{grid-template-columns:1fr;gap:1rem}.container{padding:0 1rem}.btn{padding:.6rem 1.5rem;font-size:.9rem}.card{padding:1rem}h1{font-size:1.8rem}h2{font-size:1.5rem}h3{font-size:1.2rem}}@media(max-width:480px){html{font-size:14px}.container{padding:0 .75rem}.card{padding:.8rem;border-radius:var(--radius-sm)}.btn{width:100%}}.app-container{display:flex;flex-direction:column;min-height:100vh}.app-content{flex:1 0 auto}.footer{padding:2rem 1rem;text-align:center;color:#64748b;font-size:.9rem;font-weight:700;background:transparent}.footer span{display:block;margin-bottom:.25rem}.modal-content h3{font-size:1.5rem;margin-bottom:1.5rem}.floating-contact-container{position:fixed;bottom:2rem;right:2rem;left:auto!important;display:flex;flex-direction:column;gap:1.2rem;z-index:9999}.contact-btn{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;cursor:pointer;box-shadow:0 10px 25px #0003;transition:all .3s cubic-bezier(.175,.885,.32,1.275);position:relative;border:4px solid white}.contact-btn:hover{transform:scale(1.1) translateY(-5px)}.contact-btn:before{content:"";position:absolute;inset:-8px;border-radius:50%;background:inherit;opacity:.3;z-index:-1;animation:contactPulse 2s infinite}@keyframes contactPulse{0%{transform:scale(1);opacity:.5}to{transform:scale(1.5);opacity:0}}.zalo-btn{background:#0068ff}.ai-btn{background:linear-gradient(135deg,#6366f1,#a855f7)}.call-btn{background:#00bcd4}.ai-dot{position:absolute;top:10px;right:10px;width:14px;height:14px;background:#f59e0b;border:2px solid white;border-radius:50%}.contact-modal-overlay{position:fixed;inset:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:10000;padding:1rem}.contact-modal-content{background:#fff;border-radius:24px;padding:2rem;width:100%;max-width:400px;position:relative;box-shadow:0 20px 40px #0003;border:5px solid #f1f5f9}.qr-image-container{width:100%;aspect-ratio:1;background:#f8f9fa;border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:1.5rem;overflow:hidden;border:2px dashed #dee2e6}.ai-chat-header{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:2px solid #f1f5f9}.ai-chat-body{height:350px;overflow-y:auto;padding-right:.5rem;margin-bottom:1.5rem;display:flex;flex-direction:column;gap:1rem;scrollbar-width:thin}.ai-bubble{padding:.8rem 1rem;border-radius:18px;font-size:.9rem;max-width:85%;line-height:1.5;font-weight:600}.ai-bubble-bot{background:#f1f5f9;color:#334155;align-self:flex-start;border-bottom-left-radius:4px}.ai-bubble-user{background:var(--color-primary);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}.typing-dot{width:8px;height:8px;background:#cbd5e1;border-radius:50%;animation:typingBounce 1.4s infinite ease-in-out}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}@keyframes typingBounce{0%,80%,to{transform:scale(0)}40%{transform:scale(1)}}.modal-overlay{position:fixed;inset:0;background:#0f172a99;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:10000;padding:1.5rem}.modal-content{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:2.5rem;width:100%;max-width:480px;position:relative;box-shadow:var(--glass-shadow)}.dashboard-header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1.5rem}.header-actions{display:flex;gap:1rem;align-items:center;flex-wrap:wrap}.search-container{position:relative;width:220px}.search-icon{position:absolute;left:1rem;top:50%;transform:translateY(-50%);color:#94a3b8}.filter-select{padding:.6rem 1rem;border-radius:12px;border:2px solid #f1f5f9;font-size:.9rem;font-weight:600;background-color:#fff;cursor:pointer;width:auto;outline:none}.header-btn{padding:.7rem 1.2rem!important;font-size:.95rem!important;min-width:fit-content}@media(max-width:1024px){.dashboard-header{flex-direction:column;align-items:flex-start;gap:1rem}.header-actions{width:100%;justify-content:flex-start}}@media(max-width:768px){.header-actions{display:grid;grid-template-columns:1fr 1fr;width:100%;gap:.8rem}.search-container,.filter-select{grid-column:span 2;width:100%}.header-btn{width:100%;padding:.8rem 1rem!important;font-size:.9rem!important;display:flex;justify-content:center}.btn-text{display:inline}}@media(max-width:480px){.btn-text{font-size:.85rem}.dashboard-header h2{font-size:1.5rem!important}}.quiz-2col-layout{display:flex;gap:1.5rem;width:100%;align-items:flex-start;margin-top:1rem}.quiz-left-column{flex:3;min-width:0;display:flex;flex-direction:column}.quiz-right-column{flex:1;min-width:300px;position:sticky;top:1.5rem;display:flex;flex-direction:column;gap:1.5rem}.quiz-nav-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(45px,1fr));gap:.75rem;padding:1.25rem;background-color:#fff;border-radius:24px;box-shadow:var(--shadow-3d-sm);border:1px solid #f1f5f9}@media(max-width:992px){.quiz-2col-layout{flex-direction:column}.quiz-right-column{position:static;width:100%;order:2}.quiz-left-column{width:100%}}.quiz-options-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;width:100%;max-width:1000px;margin:1rem auto}@media(max-width:768px){.quiz-options-grid{grid-template-columns:1fr;gap:1rem}}.game-btn-option{position:relative;padding:1.5rem;font-size:1.4rem;font-weight:900;color:#fff;border:none;border-radius:24px;cursor:pointer;transition:all .1s cubic-bezier(.175,.885,.32,1.275);display:flex;align-items:center;justify-content:center;text-align:center;min-height:100px;-webkit-user-select:none;user-select:none;width:100%;transform:translateY(0)}.game-btn-option:active{transform:translateY(4px);box-shadow:none!important}.game-btn-option:disabled{opacity:.7;cursor:not-allowed;transform:none}@media(max-width:600px){.game-btn-option{padding:1rem;font-size:1.1rem;min-height:80px;border-radius:18px}}.btn-gamified-3d{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.8rem 1.8rem;font-size:1rem;font-weight:800;text-transform:uppercase;color:#fff;background-color:var(--color-primary);border:none;border-radius:16px;box-shadow:0 6px 0 var(--color-primary-dark);cursor:pointer;transform:translateY(0);transition:all .1s ease;-webkit-user-select:none;user-select:none;text-decoration:none}.btn-gamified-3d:hover{transform:translateY(2px);box-shadow:0 4px 0 var(--color-primary-dark)}.btn-gamified-3d:active{transform:translateY(6px);box-shadow:0 0 0 var(--color-primary-dark)}.btn-gamified-3d-secondary{background-color:var(--color-secondary);box-shadow:0 6px 0 var(--color-secondary-dark)}.btn-gamified-3d-secondary:hover{box-shadow:0 4px 0 var(--color-secondary-dark)}.btn-gamified-3d-secondary:active{box-shadow:0 0 0 var(--color-secondary-dark)}.btn-gamified-3d-orange{background-color:var(--color-orange);box-shadow:0 6px 0 var(--color-orange-dark)}.btn-gamified-3d-orange:hover{box-shadow:0 4px 0 var(--color-orange-dark)}.btn-gamified-3d-orange:active{box-shadow:0 0 0 var(--color-orange-dark)}.btn-gamified-3d-info{background-color:var(--color-info);box-shadow:0 6px 0 var(--color-info-dark)}.btn-gamified-3d-info:hover{box-shadow:0 4px 0 var(--color-info-dark)}.btn-gamified-3d-info:active{box-shadow:0 0 0 var(--color-info-dark)}.btn-gamified-3d-accent{background-color:var(--color-accent);box-shadow:0 6px 0 var(--color-accent-dark)}.btn-gamified-3d-accent:hover{box-shadow:0 4px 0 var(--color-accent-dark)}.btn-gamified-3d-accent:active{box-shadow:0 0 0 var(--color-accent-dark)}.btn-gamified-3d-white{background-color:#fff;color:var(--color-primary);border:2px solid #e2e8f0;box-shadow:0 6px #cbd5e1}.btn-gamified-3d-white:hover{box-shadow:0 4px #cbd5e1}.btn-gamified-3d-white:active{box-shadow:0 0 #cbd5e1}.btn-gamified-3d:disabled{opacity:.5;cursor:not-allowed;transform:none!important;box-shadow:none!important}.card-gamified{background:#fff;border:3px solid #e2e8f0;border-radius:28px;padding:1.8rem;box-shadow:0 8px #f1f5f9;transition:all .2s ease;position:relative;overflow:hidden}.card-gamified.hover-up:hover{transform:translateY(-4px);box-shadow:0 12px #e2e8f0}.pin-console-gamified{background:linear-gradient(145deg,#6c5ce7,#a29bfe);border:4px solid #4834d4;border-radius:36px;padding:2.5rem;box-shadow:0 12px #4834d466;color:#fff;text-align:center;position:relative;overflow:hidden}.pin-console-gamified:before{content:"";position:absolute;top:0;left:0;width:100%;height:6px;background:#ffffff4d}.input-gamified{width:100%;padding:1rem 1.5rem;font-size:1.2rem;font-weight:800;text-align:center;border:3px solid #e2e8f0;border-radius:20px;background-color:#f8fafc;color:#1a1a1a;outline:none;transition:all .2s ease}.input-gamified:focus{border-color:var(--color-primary);background-color:#fff;box-shadow:0 0 0 4px #6c5ce726}.tabs-gamified-container{display:flex;background:#f1f5f9;border:3px solid #e2e8f0;border-radius:24px;padding:6px;gap:8px}.tab-gamified{flex:1;padding:.8rem 1.2rem;font-size:.95rem;font-weight:900;color:#64748b;border:none;background:transparent;border-radius:18px;cursor:pointer;transition:all .2s cubic-bezier(.175,.885,.32,1.275);display:flex;align-items:center;justify-content:center;gap:.6rem;text-transform:uppercase}.tab-gamified.active{color:var(--color-primary);background:#fff;box-shadow:0 4px #cbd5e1;transform:translateY(-2px)}.option-box-gamified{display:flex;align-items:center;width:100%;padding:1.2rem 1.5rem;font-size:1.15rem;font-weight:800;color:#334155;background:#fff;border:3px solid #e2e8f0;border-radius:20px;box-shadow:0 6px #cbd5e1;cursor:pointer;transition:all .1s ease;-webkit-user-select:none;user-select:none;text-align:left}.option-box-gamified:hover{transform:translateY(2px);box-shadow:0 4px #cbd5e1}.option-box-gamified:active,.option-box-gamified.selected{transform:translateY(6px);box-shadow:0 0 #cbd5e1}.option-box-gamified.selected{border-color:var(--color-primary);background-color:#f3f0ff;color:var(--color-primary);box-shadow:0 0 0 var(--color-primary-dark)}.badge-gamified{display:inline-flex;align-items:center;gap:.4rem;padding:.4rem 1rem;font-size:.85rem;font-weight:900;text-transform:uppercase;border-radius:12px;color:#fff;border:2px solid rgba(255,255,255,.2)}.badge-gamified.success{background-color:#2ed573}.badge-gamified.warning{background-color:#ffa502}.badge-gamified.danger{background-color:#ff4757}.badge-gamified.info{background-color:#1e90ff}.badge-gamified.primary{background-color:#6c5ce7}@keyframes bounce-gamified{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.animate-bounce-gamified{animation:bounce-gamified 2s infinite ease-in-out}@keyframes pulse-light{0%{transform:scale(1);box-shadow:0 0 #6c5ce766}70%{transform:scale(1.02);box-shadow:0 0 0 10px #6c5ce700}to{transform:scale(1);box-shadow:0 0 #6c5ce700}}.animate-pulse-active{animation:pulse-light 2s infinite}.badge-congrats-3d{width:140px;height:140px;background:linear-gradient(135deg,gold,orange);border:6px solid #ff8c00;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 2rem;box-shadow:0 12px #ff8c004d;animation:bounce-gamified 3s infinite ease-in-out}