:root{--tb-primary:#3b82f6;--tb-primary-hover:#2563eb;--tb-primary-light:#eff6ff;--tb-success:#10b981;--tb-success-hover:#059669;--tb-success-light:#ecfdf5;--tb-warning:#f59e0b;--tb-warning-light:#fef3c7;--tb-danger:#ef4444;--tb-danger-light:#fef2f2;--tb-streak:#f97316;--tb-xp:#eab308;--tb-world1-grad:linear-gradient(135deg, #10b981 0%, #059669 100%);--tb-world2-grad:linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);--tb-world3-grad:linear-gradient(135deg, #8b5cf6 0%, #6d28d9 100%);--tb-world4-grad:linear-gradient(135deg, #f59e0b 0%, #d97706 100%);--tb-bg-page:#f8fafc;--tb-bg-card:#ffffff;--tb-bg-subtle:#f1f5f9;--tb-text-dark:#0f172a;--tb-text-muted:#64748b;--tb-text-light:#ffffff;--tb-border:#e2e8f0;--tb-shadow-sm:0 2px 4px rgba(15, 23, 42, 0.06);--tb-shadow-md:0 6px 16px rgba(15, 23, 42, 0.08);--tb-shadow-lg:0 12px 32px rgba(15, 23, 42, 0.12);--tb-shadow-pop:0 8px 0 rgba(0, 0, 0, 0.12);--tb-radius-sm:8px;--tb-radius-md:16px;--tb-radius-lg:24px;--tb-radius-full:9999px;--tb-transition:all 0.25s cubic-bezier(0.4, 0, 0.2, 1)}.tabuada-app-wrapper.high-contrast{--tb-primary:#0000ff;--tb-primary-hover:#0000aa;--tb-primary-light:#ffffff;--tb-success:#006600;--tb-danger:#cc0000;--tb-bg-page:#ffffff;--tb-bg-card:#ffffff;--tb-bg-subtle:#f0f0f0;--tb-text-dark:#000000;--tb-text-muted:#222222;--tb-border:#000000;--tb-shadow-pop:0 6px 0 #000000}.tabuada-app-wrapper.high-contrast *{font-weight:600!important}.tabuada-app-wrapper.high-contrast button{border:3px solid #000000!important}.tabuada-page-container{width:100%!important;max-width:100%!important;padding:0!important;margin:0!important;background-color:var(--tb-bg-page);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;color:var(--tb-text-dark)}.tabuada-game-section{width:100%;margin:0 auto;padding:16px 12px 32px 12px;box-sizing:border-box;scroll-margin-top:24px}.tabuada-app-wrapper{max-width:860px;margin:0 auto;background:var(--tb-bg-card);border-radius:var(--tb-radius-lg);box-shadow:var(--tb-shadow-lg);border:1px solid var(--tb-border);overflow:hidden;position:relative;transition:var(--tb-transition);scroll-margin-top:24px}.tabuada-hud{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;background:#fff;border-bottom:2px solid var(--tb-border);gap:12px;flex-wrap:wrap}.tabuada-brand{display:flex;align-items:center;gap:10px}.tabuada-logo-icon{font-size:2rem;line-height:1;filter:drop-shadow(0 2px 4px rgb(0 0 0 / .1))}.tabuada-brand-text{display:flex;flex-direction:column}.tabuada-brand-title{font-size:1.15rem;font-weight:800;color:var(--tb-text-dark);letter-spacing:-.5px;line-height:1.1}.tabuada-brand-sub{font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--tb-text-muted)}.tabuada-status-bar{display:flex;align-items:center;gap:10px}.tabuada-pill{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:var(--tb-radius-full);font-size:.9rem;font-weight:700;box-shadow:var(--tb-shadow-sm);transition:transform 0.2s ease}.tabuada-pill:hover{transform:translateY(-2px)}.tabuada-streak-pill{background:#fff7ed;color:var(--tb-streak);border:1.5px solid #ffedd5}.tabuada-xp-pill{background:#fefce8;color:#a16207;border:1.5px solid #fef08a}.tabuada-actions{display:flex;align-items:center;gap:8px}.tabuada-btn-icon{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:var(--tb-radius-sm);border:1px solid var(--tb-border);background:#f8fafc;color:var(--tb-text-dark);font-size:1.15rem;cursor:pointer;transition:var(--tb-transition)}.tabuada-btn-icon:hover{background:#f1f5f9;transform:scale(1.05)}.tabuada-btn-icon:focus-visible{outline:3px solid var(--tb-primary);outline-offset:2px}.tabuada-screens-container{min-height:480px;position:relative;background:#fafafa}.tabuada-screen{display:none;padding:24px 20px;animation:fadeInScreen 0.35s ease-out}.tabuada-screen.active{display:block}@keyframes fadeInScreen{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.map-intro{text-align:center;margin-bottom:24px}.map-heading{font-size:1.55rem;font-weight:800;color:var(--tb-text-dark);margin:0 0 6px 0}.map-subheading{font-size:.95rem;color:var(--tb-text-muted);margin:0}.worlds-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:24px}.world-nav-tab{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:12px 6px;background:#fff;border:2px solid var(--tb-border);border-radius:var(--tb-radius-md);cursor:pointer;transition:var(--tb-transition);text-align:center;position:relative}.world-nav-tab .tab-icon{font-size:1.8rem;margin-bottom:4px}.world-nav-tab .tab-text{font-size:.85rem;font-weight:700;color:var(--tb-text-dark);line-height:1.2}.world-nav-tab .tab-text small{font-size:.72rem;font-weight:500;color:var(--tb-text-muted)}.world-nav-tab:hover{transform:translateY(-2px);border-color:var(--tb-primary);box-shadow:var(--tb-shadow-sm)}.world-nav-tab.active{background:#eff6ff;border-color:var(--tb-primary);box-shadow:0 0 0 3px rgb(59 130 246 / .2)}.world-nav-tab.locked{opacity:.55;background:#f1f5f9;cursor:not-allowed}.world-nav-tab.locked::after{content:"🔒";position:absolute;top:6px;right:6px;font-size:.8rem}.world-banner{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;border-radius:var(--tb-radius-md);color:#fff;margin-bottom:28px;box-shadow:var(--tb-shadow-md);background:var(--tb-world1-grad);transition:background 0.3s ease}.world-banner.world-theme-1{background:var(--tb-world1-grad)}.world-banner.world-theme-2{background:var(--tb-world2-grad)}.world-banner.world-theme-3{background:var(--tb-world3-grad)}.world-banner.world-theme-4{background:var(--tb-world4-grad)}.world-title{font-size:1.35rem;font-weight:800;margin:0 0 4px 0;color:#ffffff!important}.world-desc{font-size:.9rem;margin:0;opacity:.92}.world-progress-badge{background:rgb(255 255 255 / .22);backdrop-filter:blur(4px);padding:6px 14px;border-radius:var(--tb-radius-full);font-weight:700;font-size:.85rem;white-space:nowrap}.levels-trail{display:flex;flex-direction:column;align-items:center;gap:22px;padding:10px 0 30px 0;position:relative}.level-node-wrapper{display:flex;flex-direction:column;align-items:center;position:relative;z-index:2}.level-node-wrapper:nth-child(even){transform:translateX(36px)}.level-node-wrapper:nth-child(odd){transform:translateX(-36px)}.level-node-wrapper:first-child,.level-node-wrapper:last-child{transform:translateX(0)}.level-node-btn{width:78px;height:78px;border-radius:50%;border:none;background:#3b82f6;color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;font-weight:800;font-size:1.3rem;box-shadow:0 8px 0 #1d4ed8,0 12px 20px rgb(0 0 0 / .15);cursor:pointer;transition:transform 0.1s ease,box-shadow 0.1s ease;position:relative}.level-node-btn:hover:not(:disabled){transform:translateY(-3px);box-shadow:0 11px 0 #1d4ed8,0 16px 24px rgb(0 0 0 / .2)}.level-node-btn:active:not(:disabled){transform:translateY(6px);box-shadow:0 2px 0 #1d4ed8}.level-node-btn.completed{background:#10b981;box-shadow:0 8px 0 #047857,0 12px 20px rgb(16 185 129 / .2)}.level-node-btn.current{background:#f59e0b;box-shadow:0 8px 0 #b45309,0 12px 20px rgb(245 158 11 / .25);animation:pulseCurrentNode 1.8s infinite}@keyframes pulseCurrentNode{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}.level-node-btn.locked{background:#94a3b8;box-shadow:0 6px 0 #64748b;cursor:not-allowed;opacity:.8}.level-node-stars{font-size:.8rem;margin-top:6px;letter-spacing:1px}.level-node-label{font-size:.82rem;font-weight:700;color:var(--tb-text-dark);margin-top:4px;background:#fff;padding:2px 10px;border-radius:var(--tb-radius-full);border:1px solid var(--tb-border)}.map-footer-badges{text-align:center;margin-top:20px}.btn-trophies-trigger{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;background:#fff;border:2px dashed #cbd5e1;border-radius:var(--tb-radius-full);font-size:.9rem;font-weight:700;color:var(--tb-text-dark);cursor:pointer;transition:var(--tb-transition)}.btn-trophies-trigger:hover{border-color:var(--tb-xp);background:#fffbeb;transform:translateY(-2px)}.play-header{display:flex;align-items:center;gap:16px;margin-bottom:24px}.btn-back-map{background:#f1f5f9;border:1px solid var(--tb-border);padding:8px 14px;border-radius:var(--tb-radius-sm);font-weight:700;font-size:.85rem;cursor:pointer;transition:var(--tb-transition);color:var(--tb-text-muted)}.btn-back-map:hover{background:#e2e8f0;color:var(--tb-text-dark)}.play-progress-wrap{flex:1;height:16px;background:#e2e8f0;border-radius:var(--tb-radius-full);overflow:hidden;position:relative}.play-progress-fill{height:100%;background:linear-gradient(90deg,#10b981,#059669);border-radius:var(--tb-radius-full);transition:width 0.3s cubic-bezier(.4,0,.2,1)}.play-counter{font-weight:800;font-size:.95rem;color:var(--tb-text-muted);min-width:40px;text-align:right}.play-card{background:#fff;border-radius:var(--tb-radius-lg);border:2px solid var(--tb-border);padding:36px 20px;text-align:center;box-shadow:var(--tb-shadow-md);margin-bottom:28px;position:relative}.play-context-tag{display:inline-block;padding:4px 14px;background:var(--tb-primary-light);color:var(--tb-primary);border-radius:var(--tb-radius-full);font-size:.85rem;font-weight:700;margin-bottom:18px;text-transform:uppercase;letter-spacing:.5px}.play-equation-box{display:flex;align-items:center;justify-content:center;gap:16px;font-size:3.5rem;font-weight:900;color:var(--tb-text-dark);line-height:1;margin-bottom:20px}.equation-op{color:var(--tb-primary);font-size:3.2rem}.equation-eq{color:var(--tb-text-muted)}.equation-target{color:var(--tb-warning);background:#fffbeb;border:3px dashed #fcd34d;padding:0 16px;border-radius:var(--tb-radius-md);min-width:80px;height:70px;display:inline-flex;align-items:center;justify-content:center}.play-hint-container{margin-top:14px}.btn-hint{background:none;border:none;color:var(--tb-text-muted);font-size:.85rem;font-weight:600;cursor:pointer;text-decoration:underline;transition:color 0.2s}.btn-hint:hover{color:var(--tb-primary)}.hint-text{margin-top:8px;font-size:.95rem;font-weight:600;color:#475569;background:#f8fafc;padding:8px 14px;border-radius:var(--tb-radius-sm);display:inline-block}.options-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:24px}.option-btn{display:flex;align-items:center;justify-content:center;position:relative;min-height:76px;background:#fff;border:2px solid var(--tb-border);border-radius:var(--tb-radius-md);font-size:2rem;font-weight:800;color:var(--tb-text-dark);cursor:pointer;box-shadow:0 6px 0 #cbd5e1;transition:transform 0.1s ease,box-shadow 0.1s ease,background 0.2s ease,border-color 0.2s ease;padding:10px 20px;user-select:none}.option-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 0 #cbd5e1;border-color:var(--tb-primary);color:var(--tb-primary);background:#f8fafc}.option-btn:active:not(:disabled){transform:translateY(4px);box-shadow:0 2px 0 #cbd5e1}.option-btn .key-hint{position:absolute;top:8px;left:10px;font-size:.72rem;font-weight:700;color:var(--tb-text-muted);background:#f1f5f9;border:1px solid #cbd5e1;padding:2px 6px;border-radius:4px;line-height:1}.option-btn.correct{background:#ecfdf5!important;border-color:#10b981!important;color:#047857!important;box-shadow:0 6px 0 #059669!important;animation:popBounce 0.4s ease}.option-btn.wrong{background:#fef2f2!important;border-color:#ef4444!important;color:#b91c1c!important;box-shadow:0 6px 0 #dc2626!important;animation:softShake 0.4s ease}@keyframes popBounce{0%{transform:scale(1)}50%{transform:scale(1.08)}100%{transform:scale(1)}}@keyframes softShake{0%,100%{transform:translateX(0)}20%,60%{transform:translateX(-6px)}40%,80%{transform:translateX(6px)}}.feedback-banner{display:none;align-items:center;justify-content:space-between;padding:16px 20px;border-radius:var(--tb-radius-md);background:#fff;border:2px solid var(--tb-border);animation:slideUpFeedback 0.3s cubic-bezier(.16,1,.3,1);gap:16px}.feedback-banner.show{display:flex}.feedback-banner.feedback-success{background:#ecfdf5;border-color:#10b981}.feedback-banner.feedback-wrong{background:#fff7ed;border-color:#f97316}@keyframes slideUpFeedback{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.feedback-content{display:flex;align-items:center;gap:14px}.feedback-icon{font-size:2.2rem;line-height:1}.feedback-title{font-size:1.15rem;font-weight:800;margin:0 0 2px 0;color:var(--tb-text-dark)}.feedback-desc{font-size:.95rem;font-weight:600;margin:0;color:var(--tb-text-muted)}.btn-feedback-action{background:#10b981;color:#fff;border:none;border-radius:var(--tb-radius-md);font-size:1.05rem;font-weight:800;padding:14px 28px;cursor:pointer;box-shadow:0 5px 0 #047857;transition:transform 0.1s ease,box-shadow 0.1s ease;white-space:nowrap}.btn-feedback-action:hover{background:#059669;transform:translateY(-2px);box-shadow:0 7px 0 #047857}.btn-feedback-action:active{transform:translateY(3px);box-shadow:0 2px 0 #047857}.complete-card{text-align:center;max-width:580px;margin:0 auto;background:#fff;border-radius:var(--tb-radius-lg);padding:32px 24px;border:2px solid var(--tb-border);box-shadow:var(--tb-shadow-lg)}.complete-stars{font-size:2.6rem;letter-spacing:6px;margin-bottom:12px}.complete-title{font-size:1.8rem;font-weight:900;color:var(--tb-text-dark);margin:0 0 6px 0}.complete-subtitle{font-size:1rem;color:var(--tb-text-muted);margin:0 0 24px 0}.complete-mascot-box{position:relative;width:240px;height:240px;margin:0 auto 24px auto}.complete-mascot-img{width:100%;height:100%;object-fit:contain;animation:mascotCelebration 1.2s ease-in-out infinite alternate}@keyframes mascotCelebration{0%{transform:translateY(0) rotate(-2deg)}100%{transform:translateY(-12px) rotate(2deg)}}.confetti-container{position:absolute;top:0;left:0;right:0;bottom:0;pointer-events:none;overflow:hidden}.complete-stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;background:#f8fafc;border-radius:var(--tb-radius-md);padding:16px;margin-bottom:24px;border:1px solid var(--tb-border)}.complete-stat{display:flex;flex-direction:column;align-items:center}.complete-stat .stat-icon{font-size:1.3rem;margin-bottom:2px}.complete-stat .stat-value{font-size:1.25rem;font-weight:800;color:var(--tb-text-dark)}.complete-stat .stat-label{font-size:.75rem;font-weight:600;color:var(--tb-text-muted);text-transform:uppercase}.badge-unlocked-card{display:flex;align-items:center;justify-content:center;gap:12px;background:#fefce8;border:2px solid #fef08a;padding:12px 18px;border-radius:var(--tb-radius-md);margin-bottom:24px;animation:popBounce 0.5s ease}.badge-unlocked-card .badge-icon{font-size:2rem}.badge-unlocked-card .badge-text{text-align:left;display:flex;flex-direction:column}.complete-actions{display:flex;flex-direction:column;gap:10px}.btn-complete-primary{background:#3b82f6;color:#fff;border:none;border-radius:var(--tb-radius-md);font-size:1.15rem;font-weight:800;padding:16px 24px;cursor:pointer;box-shadow:0 6px 0 #1d4ed8;transition:transform 0.1s,box-shadow 0.1s}.btn-complete-primary:hover{background:#2563eb;transform:translateY(-2px);box-shadow:0 8px 0 #1d4ed8}.btn-complete-primary:active{transform:translateY(4px);box-shadow:0 2px 0 #1d4ed8}.btn-complete-secondary,.btn-complete-tertiary{background:#fff;border:2px solid var(--tb-border);border-radius:var(--tb-radius-md);font-size:.95rem;font-weight:700;padding:12px 20px;cursor:pointer;color:var(--tb-text-dark);transition:var(--tb-transition)}.btn-complete-secondary:hover,.btn-complete-tertiary:hover{background:#f1f5f9}.tabuada-modal-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgb(15 23 42 / .6);backdrop-filter:blur(4px);z-index:99999;align-items:center;justify-content:center;padding:16px}.tabuada-modal-overlay.active{display:flex}.tabuada-modal-content{background:#fff;width:100%;max-width:520px;max-height:85vh;border-radius:var(--tb-radius-lg);box-shadow:var(--tb-shadow-lg);overflow-y:auto;border:1px solid var(--tb-border);animation:modalSlideIn 0.3s cubic-bezier(.16,1,.3,1)}@keyframes modalSlideIn{from{opacity:0;transform:scale(.95) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;border-bottom:1px solid var(--tb-border)}.modal-title{font-size:1.25rem;font-weight:800;margin:0;color:var(--tb-text-dark)}.btn-modal-close{background:none;border:none;font-size:1.2rem;cursor:pointer;color:var(--tb-text-muted);padding:4px 8px;border-radius:var(--tb-radius-sm)}.btn-modal-close:hover{background:#f1f5f9;color:var(--tb-text-dark)}.modal-body{padding:24px}.modal-section-title{font-size:1rem;font-weight:800;color:var(--tb-text-dark);margin:0 0 12px 0}.badges-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:24px}.badge-item{display:flex;align-items:center;gap:10px;padding:10px;border-radius:var(--tb-radius-md);background:#f8fafc;border:1px solid var(--tb-border)}.badge-item.locked{opacity:.5;filter:grayscale(1)}.badge-item .badge-ico{font-size:1.8rem}.badge-item .badge-info h5{font-size:.85rem;font-weight:800;margin:0 0 2px 0}.badge-item .badge-info p{font-size:.72rem;color:var(--tb-text-muted);margin:0;line-height:1.2}.stats-summary-box{background:#f8fafc;border-radius:var(--tb-radius-md);padding:14px 18px;margin-bottom:24px;font-size:.9rem;border:1px solid var(--tb-border)}.stats-summary-box p{margin:6px 0}.reset-progress-box{text-align:center;border-top:1px solid var(--tb-border);padding-top:18px}.btn-reset-danger{background:#fee2e2;color:#b91c1c;border:1px solid #fecaca;padding:10px 16px;border-radius:var(--tb-radius-sm);font-weight:700;font-size:.85rem;cursor:pointer;transition:var(--tb-transition)}.btn-reset-danger:hover{background:#fecaca}.reset-progress-box small{display:block;color:var(--tb-text-muted);font-size:.75rem;margin-top:6px}.tabuada-ad-interstitial-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgb(10 15 30 / .88);backdrop-filter:blur(6px);z-index:100000;align-items:center;justify-content:center;padding:16px}.tabuada-ad-interstitial-overlay.active{display:flex}.tabuada-ad-interstitial-card{background:#fff;width:100%;max-width:500px;border-radius:var(--tb-radius-lg);box-shadow:0 20px 40px rgb(0 0 0 / .4);overflow:hidden;text-align:center;animation:modalSlideIn 0.3s ease-out}.ad-interstitial-top{display:flex;align-items:center;justify-content:space-between;padding:12px 18px;background:#f8fafc;border-bottom:1px solid #e2e8f0}.ad-badge-label{font-size:.72rem;font-weight:800;letter-spacing:.8px;color:#64748b;text-transform:uppercase}.ad-countdown-tag{font-size:.82rem;font-weight:700;color:#0f172a;background:#e2e8f0;padding:3px 10px;border-radius:var(--tb-radius-full)}.ad-interstitial-slot-container{padding:20px 16px;min-height:280px;display:flex;align-items:center;justify-content:center;background:#fafafa}.ad-placeholder-frame{width:100%;min-height:250px;border:1px dashed #cbd5e1;border-radius:var(--tb-radius-sm);display:flex;align-items:center;justify-content:center;background:#fff;overflow:hidden}.ad-interstitial-footer{padding:14px 18px 20px 18px;background:#f8fafc;border-top:1px solid #e2e8f0}.ad-support-note{font-size:.75rem;color:#64748b;margin:0 0 12px 0}.btn-ad-continue{width:100%;background:#3b82f6;color:#fff;border:none;border-radius:var(--tb-radius-md);font-size:1rem;font-weight:800;padding:14px 20px;cursor:pointer;box-shadow:0 4px 0 #1d4ed8;transition:var(--tb-transition)}.btn-ad-continue:disabled{background:#94a3b8;box-shadow:none;cursor:not-allowed;opacity:.7}.btn-ad-continue:not(:disabled):hover{background:#2563eb;transform:translateY(-2px);box-shadow:0 6px 0 #1d4ed8}.tabuada-seo-section{width:100%;background:#fff;border-top:1px solid var(--tb-border);padding:48px 16px 64px 16px;box-sizing:border-box}.seo-container{max-width:860px;margin:0 auto}.seo-header{text-align:center;margin-bottom:36px}.seo-main-title{font-size:2.1rem;font-weight:800;color:var(--tb-text-dark);margin:0 0 14px 0;line-height:1.25}.seo-lead{font-size:1.1rem;line-height:1.65;color:#475569;margin:0}.tabuada-reference-box{background:#f8fafc;border:2px solid var(--tb-border);border-radius:var(--tb-radius-lg);padding:24px;margin-bottom:40px}.reference-header{text-align:center;margin-bottom:18px}.reference-header h2{font-size:1.35rem;font-weight:800;color:var(--tb-text-dark);margin:0 0 4px 0}.reference-header p{font-size:.9rem;color:var(--tb-text-muted);margin:0}.reference-buttons-bar{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:20px}.btn-ref-select{background:#fff;border:1px solid var(--tb-border);padding:8px 14px;border-radius:var(--tb-radius-sm);font-weight:700;font-size:.9rem;cursor:pointer;transition:var(--tb-transition)}.btn-ref-select:hover{border-color:var(--tb-primary);background:#eff6ff}.btn-ref-select.active{background:var(--tb-primary);color:#fff;border-color:var(--tb-primary)}.reference-table-display{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;background:#fff;padding:16px;border-radius:var(--tb-radius-md);border:1px solid var(--tb-border)}.ref-row-item{display:flex;align-items:center;justify-content:space-between;padding:8px 14px;background:#f8fafc;border-radius:var(--tb-radius-sm);font-size:.95rem;font-weight:700}.ref-row-item .ref-res{color:var(--tb-primary);font-size:1.05rem}.ref-actions-bar{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:24px;flex-wrap:wrap}.btn-cta-primary{display:inline-flex;align-items:center;gap:8px;background:#3b82f6;color:#ffffff!important;padding:14px 28px;border-radius:var(--tb-radius-full);text-decoration:none!important;font-weight:800;font-size:1.05rem;box-shadow:0 4px 14px rgb(59 130 246 / .35);transition:var(--tb-transition)}.btn-cta-primary:hover{background:#2563eb;transform:translateY(-2px);box-shadow:0 6px 18px rgb(59 130 246 / .45)}.btn-ref-secondary{display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--tb-text-dark)!important;border:1px solid var(--tb-border);padding:13px 22px;border-radius:var(--tb-radius-full);text-decoration:none!important;font-weight:700;font-size:.95rem;box-shadow:var(--tb-shadow-sm);transition:var(--tb-transition)}.btn-ref-secondary:hover{background:#f1f5f9;border-color:#cbd5e1;transform:translateY(-2px)}.btn-ref-secondary.btn-print-pdf{cursor:pointer;background:#fff;border:2px solid #cbd5e1;font-weight:800}.btn-ref-secondary.btn-print-pdf:hover{border-color:#3b82f6;color:#2563eb!important}.btn-ref-secondary.btn-print-pdf:disabled{opacity:.7;cursor:wait;transform:none}.seo-article-content h2{font-size:1.55rem;font-weight:800;color:var(--tb-text-dark);margin:36px 0 14px 0;line-height:1.3}.seo-article-content h3{font-size:1.25rem;font-weight:800;color:var(--tb-text-dark);margin:24px 0 10px 0}.seo-article-content p{font-size:1.05rem;line-height:1.7;color:#334155;margin:0 0 16px 0}.pillars-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:20px 0 32px 0}.pillar-card{background:#fff;border:1px solid var(--tb-border);border-radius:var(--tb-radius-md);padding:20px;box-shadow:var(--tb-shadow-sm);transition:var(--tb-transition)}.pillar-card:hover{transform:translateY(-3px);box-shadow:var(--tb-shadow-md);border-color:#93c5fd}.pillar-card h4{font-size:1.05rem;font-weight:800;color:var(--tb-text-dark);margin:0 0 8px 0}.pillar-card p{font-size:.92rem;line-height:1.55;color:#475569;margin:0}.bncc-table-wrap{width:100%;overflow-x:auto;margin:18px 0 32px 0;border-radius:var(--tb-radius-md);border:1px solid var(--tb-border);box-shadow:var(--tb-shadow-sm)}.bncc-table{width:100%;border-collapse:collapse;text-align:left;background:#fff;font-size:.95rem}.bncc-table th,.bncc-table td{padding:14px 18px;border-bottom:1px solid var(--tb-border)}.bncc-table th{background:#f8fafc;font-weight:800;color:var(--tb-text-dark)}.bncc-table tr:last-child td{border-bottom:none}.bncc-table td strong{color:#1e40af;background:#dbeafe;padding:3px 8px;border-radius:4px;font-size:.85rem}.internal-links-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:20px 0 36px 0}.internal-link-card{display:flex;align-items:center;gap:14px;background:#f8fafc;border:1px solid var(--tb-border);border-radius:var(--tb-radius-md);padding:16px;text-decoration:none!important;transition:var(--tb-transition)}.internal-link-card:hover{background:#eff6ff;border-color:#3b82f6;transform:translateY(-3px);box-shadow:var(--tb-shadow-md)}.internal-link-card .card-icon{font-size:2rem;line-height:1;flex-shrink:0}.internal-link-card .card-body strong{display:block;color:var(--tb-text-dark);font-size:.95rem;margin-bottom:4px}.internal-link-card .card-body p{color:#64748b;font-size:.82rem;line-height:1.35;margin:0}.seo-final-cta-box{background:linear-gradient(135deg,#eff6ff 0%,#dbeafe 100%);border:2px solid #93c5fd;border-radius:var(--tb-radius-lg);padding:36px 24px;text-align:center;margin-top:42px}.seo-final-cta-box h3{font-size:1.6rem;font-weight:900;color:#1e3a8a;margin:0 0 8px 0}.seo-final-cta-box p{font-size:1.05rem;color:#1e40af;margin:0 0 22px 0}.btn-cta-pulse{display:inline-flex;align-items:center;gap:8px;background:#2563eb;color:#ffffff!important;text-decoration:none!important;padding:16px 36px;font-size:1.15rem;font-weight:800;border-radius:var(--tb-radius-full);box-shadow:0 6px 20px rgb(37 99 235 / .4);animation:pulseGlowCta 2.2s infinite;transition:transform 0.2s ease}.btn-cta-pulse:hover{transform:scale(1.04)}@keyframes pulseGlowCta{0%,100%{box-shadow:0 0 0 0 rgb(37 99 235 / .5)}50%{box-shadow:0 0 0 16px #fff0}}.safety-box{background:#ecfdf5;border:2px solid #a7f3d0;border-radius:var(--tb-radius-md);padding:20px;margin:32px 0}.safety-box h3{font-size:1.15rem;font-weight:800;color:#065f46;margin:0 0 8px 0}.safety-box p{font-size:.95rem;margin:0;color:#047857}.seo-faq-section{margin:36px 0}.faq-item{background:#f8fafc;border:1px solid var(--tb-border);border-radius:var(--tb-radius-md);margin-bottom:12px;overflow:hidden;transition:var(--tb-transition)}.faq-item[open]{background:#fff;border-color:#cbd5e1;box-shadow:var(--tb-shadow-sm)}.faq-question{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;font-size:1rem;font-weight:700;color:var(--tb-text-dark);cursor:pointer;list-style:none;user-select:none}.faq-question::-webkit-details-marker{display:none}.faq-icon{font-size:1.3rem;font-weight:400;color:var(--tb-text-muted);transition:transform 0.2s}.faq-item[open] .faq-icon{transform:rotate(45deg)}.faq-answer{padding:0 20px 18px 20px}.faq-answer p{font-size:.95rem;line-height:1.6;color:#475569;margin:0}.share-box{display:flex;align-items:center;justify-content:space-between;background:linear-gradient(135deg,#f0fdf4 0%,#dcfce7 100%);border:2px solid #86efac;border-radius:var(--tb-radius-lg);padding:24px;margin-top:36px;gap:20px;flex-wrap:wrap}.share-info h3{font-size:1.2rem;font-weight:800;color:#14532d;margin:0 0 4px 0}.share-info p{font-size:.95rem;color:#166534;margin:0}.btn-share-whatsapp{display:inline-flex;align-items:center;gap:10px;background:#25d366;color:#ffffff!important;text-decoration:none!important;font-size:1rem;font-weight:800;padding:14px 22px;border-radius:var(--tb-radius-full);box-shadow:0 4px 12px rgb(37 211 102 / .35);transition:var(--tb-transition);white-space:nowrap}.btn-share-whatsapp:hover{background:#1ebc59;transform:translateY(-2px);box-shadow:0 6px 16px rgb(37 211 102 / .45)}@media screen and (max-width:768px){.tabuada-hud{padding:12px 14px}.worlds-nav{grid-template-columns:repeat(2,1fr)}.play-equation-box{font-size:2.8rem;gap:10px}.equation-target{min-width:65px;height:56px;font-size:2.4rem}.options-grid{grid-template-columns:1fr;gap:12px}.option-btn{min-height:64px;font-size:1.8rem}.feedback-banner{flex-direction:column;text-align:center}.feedback-content{flex-direction:column;gap:6px}.btn-feedback-action{width:100%}.pillars-grid,.internal-links-grid{grid-template-columns:1fr}.ref-actions-bar{flex-direction:column}.btn-cta-primary,.btn-ref-secondary{width:100%;justify-content:center;text-align:center}.reference-table-display{grid-template-columns:1fr}.share-box{flex-direction:column;text-align:center}.btn-share-whatsapp{width:100%;justify-content:center}}@media screen and (max-width:480px){.tabuada-game-section{padding:8px 6px 20px 6px}.tabuada-hud{justify-content:space-between}.tabuada-brand-sub{display:none}.play-equation-box{font-size:2.3rem}.equation-op{font-size:2rem}.complete-mascot-box{width:180px;height:180px}}