:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--qti-bg-base:#0f172a;--qti-bg-arcade:#0f0f1a;--qti-bg-elevated:#1a1a2e;--qti-surface:#1e1e36;--qti-surface-hover:#2a2a4a;--qti-surface-selected:#2c2c50;--qti-surface-slate:#1e293bb8;--qti-surface-glass:#1a1a2ed9;--qti-primary:#6366f1;--qti-primary-hover:#4f46e5;--qti-primary-dim:#6366f126;--qti-secondary:#ec4899;--qti-accent-cyan:#0fc;--qti-accent-cyan-dim:#00ffcc26;--qti-accent-cyan-mid:#00ffcc59;--qti-success:#0f8;--qti-success-dim:#00ff8826;--qti-warning:#f59e0b;--qti-warning-dim:#f59e0b26;--qti-danger:#ef4444;--qti-danger-bright:#f44;--qti-danger-dim:#ff444426;--qti-gold:gold;--qti-purple:#b388ff;--qti-purple-dim:#b388ff26;--qti-indigo-soft:#9b8fff;--qti-indigo-soft-dim:#9b8fff26;--qti-text-main:#f8fafc;--qti-text-arcade:#e0e0e0;--qti-text-muted:#94a3b8;--qti-text-secondary:#889;--qti-text-dim:#556;--qti-font-sans:"Inter", system-ui, -apple-system, sans-serif;--qti-font-display:"Outfit", "Inter", system-ui, 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1);--primary:var(--qti-primary);--primary-color:var(--qti-primary);--primary-hover:var(--qti-primary-hover);--secondary:var(--qti-secondary);--bg-dark:var(--qti-bg-base);--bg-primary:var(--qti-bg-arcade);--bg-secondary:var(--qti-bg-elevated);--bg-card:var(--qti-surface);--bg-card-hover:var(--qti-surface-hover);--bg-card-selected:var(--qti-surface-selected);--bg-cell:var(--qti-surface);--bg-cell-hover:var(--qti-surface-hover);--bg-cell-selected:var(--qti-surface-selected);--bg-cell-highlight:#224;--bg-glass:var(--qti-surface-glass);--card-bg:var(--qti-surface-slate);--accent-cyan:var(--qti-accent-cyan);--accent-cyan-dim:var(--qti-accent-cyan-dim);--accent-cyan-mid:var(--qti-accent-cyan-mid);--accent-green:var(--qti-success);--accent-green-dim:var(--qti-success-dim);--accent-red:var(--qti-danger-bright);--accent-red-dim:var(--qti-danger-dim);--accent-gold:var(--qti-gold);--accent-purple:var(--qti-purple);--accent-purple-dim:var(--qti-purple-dim);--accent-indigo:var(--qti-indigo-soft);--accent-indigo-dim:var(--qti-indigo-soft-dim);--accent-orange:#ff9800;--accent-blue:#3b82f6;--accent-amber:var(--qti-warning);--accent-emerald:#10b981;--text-main:var(--qti-text-main);--text-primary:var(--qti-text-arcade);--text-muted:var(--qti-text-muted);--text-secondary:var(--qti-text-secondary);--text-dim:var(--qti-text-dim);--border-subtle:var(--qti-border-subtle);--border-glass:var(--qti-border-glass);--border-card:var(--qti-border-card);--border-cell:var(--qti-border-card);--card-border:var(--qti-border-subtle);--shadow-glow:var(--qti-shadow-glow);--shadow-card:var(--qti-shadow-card);--shadow-cell:0 2px 8px #0000004d;--font-family:var(--qti-font-display);--radius:var(--qti-radius-lg);--radius-sm:var(--qti-radius-sm);--transition:var(--qti-transition);--transition-fast:var(--qti-transition-fast);--bg:#0d0f14;--surface:#161a23;--surface-2:#1e2330;--border:#2a3042;--text:#e8eaf0;--primary-dim:var(--qti-primary-dim);--success:#4ade80;--success-dim:#4ade801f;--warning:var(--qti-warning);--warning-dim:#f59e0b1f;--danger:#f87171;--danger-dim:#f871711f}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse-text{0%,to{opacity:.5}50%{opacity:1}}@keyframes shake{0%,to{transform:translate(0)}20%{transform:translate(-4px)}40%{transform:translate(4px)}60%{transform:translate(-3px)}80%{transform:translate(3px)}}@keyframes victory-pop{0%{opacity:0;transform:scale(.5)}to{opacity:1;transform:scale(1)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-12px)}}@keyframes pulseInactivityDot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.85)}}@keyframes slideDownInactivity{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.qti-btn{border-radius:var(--qti-radius-sm);font-family:var(--qti-font-sans);cursor:pointer;transition:all var(--qti-transition-fast);white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;gap:.45rem;padding:.65rem 1.25rem;font-size:.9rem;font-weight:600;line-height:1.2;text-decoration:none;display:inline-flex}.qti-btn:disabled{opacity:.55;cursor:not-allowed}.qti-btn-primary{background:linear-gradient(135deg, var(--qti-primary) 0%, var(--qti-primary-hover) 100%);color:#fff;box-shadow:0 4px 14px 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var(--qti-border-subtle);border-radius:var(--qti-radius-lg);box-shadow:var(--qti-shadow-card);padding:1.5rem}.qti-input,.qti-select{width:100%;color:var(--qti-text-main);border-radius:var(--qti-radius-sm);transition:border-color var(--qti-transition-fast), box-shadow var(--qti-transition-fast);background:#0f172ab8;border:1px solid #ffffff26;padding:.65rem 1rem;font-size:.92rem}.qti-input:focus,.qti-select:focus{border-color:var(--qti-primary);outline:none;box-shadow:0 0 0 3px #6366f140}.qti-badge{border-radius:var(--qti-radius-pill);background:var(--qti-primary-dim);color:#a5b4fc;border:1px solid #6366f159;align-items:center;gap:.35rem;padding:.25rem .65rem;font-size:.75rem;font-weight:700;display:inline-flex}.spinner,.qti-spinner{border:3px solid var(--qti-border-glass);border-top-color:var(--qti-accent-cyan);border-radius:50%;width:48px;height:48px;animation:.8s linear infinite spin}.text-green{color:var(--qti-success)!important}.text-red{color:var(--qti-danger-bright)!important}.html-content p:last-child{margin-bottom:0}.html-content ul,.html-content ol{margin-bottom:1rem;padding-left:1.5rem}.html-content img{max-width:100%;height:auto}.html-content .qti-image-item img,.html-content .qti-image-group img{max-height:380px;margin:0!important}#loading-screen{z-index:5;flex-direction:column;justify-content:center;align-items:center;gap:1.5rem;display:flex;position:absolute;inset:0}#loading-screen p{color:var(--qti-text-secondary);font-size:1rem;animation:1.5s ease-in-out infinite pulse-text}#victory-screen{-webkit-backdrop-filter:blur(8px);z-index:20;background:#0f0f1aeb;justify-content:center;align-items:center;animation:.5s ease-out fade-in;display:flex;position:absolute;inset:0}.victory-content{text-align:center;flex-direction:column;align-items:center;gap:1rem;animation:.6s cubic-bezier(.34,1.56,.64,1) victory-pop;display:flex}.victory-emoji{font-size:4rem;animation:2s ease-in-out infinite float}.victory-content h2{color:var(--qti-gold);text-shadow:0 0 20px #ffd7004d;font-size:2rem;font-weight:700}.victory-content p{color:var(--qti-text-secondary);font-size:1.1rem}#victory-score{color:var(--qti-accent-cyan);font-size:1.3rem;font-weight:700}#btn-novo-jogo-victory{background:linear-gradient(135deg, var(--qti-accent-cyan), #0c9);color:var(--qti-bg-arcade);border-radius:var(--qti-radius-sm);font-family:var(--qti-font-display);cursor:pointer;transition:transform var(--qti-transition-fast), box-shadow var(--qti-transition-fast);border:none;margin-top:.5rem;padding:.85rem 2rem;font-size:1rem;font-weight:700}#btn-novo-jogo-victory:hover{transform:translateY(-2px);box-shadow:0 6px 24px #00ffcc4d}#btn-novo-jogo-victory:active{transform:translateY(0)}#tutorial-overlay{z-index:1000;-webkit-backdrop-filter:blur(6px);opacity:0;visibility:hidden;transition:opacity var(--qti-transition), visibility var(--qti-transition);background:#000000b3;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}#tutorial-overlay.visible{opacity:1;visibility:visible}.tutorial-modal{background:var(--qti-surface-glass);border:1px solid var(--qti-border-glass);border-radius:var(--qti-radius-lg);width:90%;max-width:500px;box-shadow:var(--qti-shadow-glow);-webkit-backdrop-filter:blur(20px);transition:transform var(--qti-transition);padding:2rem 2.5rem;transform:translateY(30px)scale(.95)}#tutorial-overlay.visible .tutorial-modal{transform:translateY(0)scale(1)}.tutorial-modal h2{color:var(--qti-accent-cyan);text-align:center;letter-spacing:.5px;margin-bottom:1.5rem;font-size:1.55rem;font-weight:700}.tutorial-content{flex-direction:column;gap:.95rem;display:flex}.tutorial-item{align-items:center;gap:1rem;padding:.5rem 0;display:flex}.tutorial-emoji{text-align:center;flex-shrink:0;width:2rem;font-size:1.45rem}.tutorial-item p{color:var(--qti-text-arcade);font-size:.92rem;line-height:1.5}.tutorial-item strong{color:var(--qti-accent-cyan)}#tutorial-close-btn{background:linear-gradient(135deg, var(--qti-accent-cyan), #0c9);width:100%;color:var(--qti-bg-arcade);border-radius:calc(var(--qti-radius-lg) - 4px);font-family:var(--qti-font-display);cursor:pointer;transition:transform var(--qti-transition-fast), box-shadow var(--qti-transition-fast);letter-spacing:.5px;border:none;margin-top:1.6rem;padding:.85rem 1.5rem;font-size:1rem;font-weight:700;display:block}#tutorial-close-btn:hover{transform:translateY(-2px);box-shadow:0 6px 24px #00ffcc4d}#tutorial-close-btn:active{transform:translateY(0)}@media (width<=600px){.tutorial-modal{padding:1.5rem}}body{background-color:var(--bg-dark);color:var(--text-main);background-image:radial-gradient(at 0 0,#6366f126 0,#0000 50%),radial-gradient(at 100% 100%,#ec489926 0,#0000 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#6366f18c}.btn-custom:hover{background:var(--primary-hover);color:#fff;transform:translateY(-2px)}.btn-outline-custom{color:var(--text-main);background:#0f172a73;border:1px solid #fff3;border-radius:.6rem;justify-content:center;align-items:center;gap:.4rem;padding:.85rem 1.5rem;font-weight:600;text-decoration:none;transition:all .2s;display:inline-flex}.btn-outline-custom:hover{color:#fff;background:#ffffff1a}.btn-sm-custom{background:var(--primary);color:#fff;border:none;border-radius:.45rem;padding:.5rem 1.25rem;font-size:.875rem;font-weight:600;text-decoration:none;transition:all .2s;display:inline-block}.btn-sm-custom:hover{background:var(--primary-hover);color:#fff;transform:translateY(-2px);box-shadow:0 4px 12px #6366f166}.demo-card{background:linear-gradient(145deg,#1e293bd9 0%,#0f172ae6 100%);border:1px solid #818cf84d;border-radius:1.15rem;max-width:820px;margin:0 auto;padding:2rem;box-shadow:0 20px 40px -15px #0000008c}.demo-option{text-align:left;width:100%;color:var(--text-main);cursor:pointer;background:#0f172ab3;border:1px solid #ffffff24;border-radius:.65rem;padding:.85rem 1.1rem;font-size:.95rem;transition:all .2s}.demo-option:hover:not(:disabled){border-color:var(--primary);background:#6366f126}.demo-option.is-correct{color:#dcfce7;background:#22c55e29;border-color:#22c55e}.demo-option.is-wrong{color:#fee2e2;background:#ef444429;border-color:#ef4444}.demo-feedback{border:1px solid var(--border-subtle);background:#0f172acc;border-radius:.75rem;margin-top:1.25rem;padding:1rem 1.25rem}.animate-fade-in{animation:.65s cubic-bezier(.4,0,.2,1) forwards fadeIn}.section-divider{border-color:var(--border-subtle);margin:3.75rem 0}.caderno-card{border:1px solid var(--border-subtle);background:var(--qti-surface-slate);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:1rem;flex-direction:column;justify-content:space-between;height:100%;padding:1.5rem;transition:all .3s;display:flex;position:relative}.caderno-card:hover{border-color:#ffffff40;transform:translateY(-4px);box-shadow:0 12px 30px -10px #0009}.caderno-card.is-favorite{background:linear-gradient(135deg,#1e293bd9 0%,#3b2b1466 100%);border-color:#fbbf2499;box-shadow:0 0 20px #f59e0b33}.caderno-badge-favorite{color:#fbbf24;text-transform:uppercase;letter-spacing:.05em;background:#f59e0b26;border:1px solid #f59e0b66;border-radius:9999px;align-items:center;gap:.35rem;padding:.25rem .6rem;font-size:.75rem;font-weight:700;display:inline-flex}.btn-favorite{color:#94a3b8;cursor:pointer;background:0 0;border:1px solid #fff3;border-radius:.5rem;justify-content:center;align-items:center;padding:.35rem .65rem;font-size:1.15rem;transition:all 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1.35rem;font-size:1rem;font-weight:600;display:flex}.faq-answer{color:var(--text-muted);padding:0 1.35rem 1.15rem;font-size:.95rem;line-height:1.6}.cta-banner{text-align:center;background:linear-gradient(135deg,#6366f138 0%,#ec48992e 100%);border:1px solid #818cf859;border-radius:1.25rem;padding:3rem 2rem}.site-footer{border-top:1px solid var(--border-subtle);color:var(--text-muted);margin-top:4rem;padding:2.5rem 0;font-size:.9rem}.footer-links{flex-wrap:wrap;gap:1.25rem;margin:0;padding:0;list-style:none;display:flex}.footer-links a{color:var(--text-muted);text-decoration:none;transition:color .2s}.footer-links a:hover{color:var(--text-main)}.home-toast{z-index:1050;color:#f8fafc;background:#1e293b;border:1px solid #ffffff26;border-radius:.75rem;padding:1rem 1.5rem;animation:.3s fadeIn;position:fixed;bottom:2rem;right:2rem;box-shadow:0 20px 25px -5px #00000080}