:root{--color-mist:#d8f2e6;--color-cloud:#fff;--color-dusty-blue:#a885ee;--color-sage-green:#33d37b;--color-pale-lavender:#a885ee;--color-soft-coral:#ffa63e;--color-charcoal:#1e1e1e;--color-slate:#1e1e1e;--color-mint:#d8f2e6;--color-yellow:#fce154;--color-success:#33d37b;--color-success-bg:#33d37b26;--color-error:#fca5a5;--color-error-bg:#fca5a526;--color-warning:#fce154;--color-info:var(--color-dusty-blue);--gradient-conversation:#ffa63e;--gradient-education:#33d37b;--gradient-sound-watch:#a885ee;--gradient-safety:#fce154;--color-surface-high:#e2e8f0;--color-surface-low:#f8fafc;--shadow-sm:4px 4px 0px var(--color-charcoal);--shadow-md:6px 6px 0px var(--color-charcoal);--shadow-lg:8px 8px 0px var(--color-charcoal);--shadow-glow:0px 0px 24px #1e1e1e1a;--shadow-success-glow:0px 0px 24px #33d37b26;--radius-sm:16px;--radius-md:20px;--radius-lg:24px;--radius-xl:24px;--radius-full:999px;--transition-fast:.1s cubic-bezier(.25, .8, .25, 1);--transition-medium:.2s cubic-bezier(.25, .8, .25, 1);--transition-slow:.4s cubic-bezier(.25, .8, .25, 1)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--color-mist);color:var(--color-charcoal);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Plus Jakarta Sans,system-ui,-apple-system,sans-serif;line-height:1.6}h1,h2,h3,h4,h5,h6{letter-spacing:-.02em;font-family:Outfit,system-ui,-apple-system,sans-serif;font-weight:700}button,input,select{font-family:inherit;font-size:inherit}a{color:inherit;text-decoration:none}.container{max-width:1200px;margin:0 auto;padding:0 24px}.navbar{z-index:100;background-color:var(--color-mist);border-bottom:1.5px solid var(--color-charcoal);transition:var(--transition-fast);padding:16px 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var(--color-charcoal);border-radius:var(--radius-full);cursor:pointer;transition:var(--transition-fast);box-shadow:4px 4px 0px var(--color-charcoal);background-color:#0000;padding:16px 36px;font-size:16px;font-weight:500}.btn-secondary:hover{box-shadow:6px 6px 0px var(--color-charcoal);background-color:#1e1e1e0a;transform:translate(-2px,-2px)}.hero-visual{justify-content:center;align-items:center;display:flex;position:relative}.waving-hand-showcase{background-color:var(--color-cloud);border:3px solid var(--color-charcoal);box-shadow:12px 12px 0px var(--color-charcoal);aspect-ratio:1;border-radius:36px;justify-content:center;align-items:center;width:100%;max-width:420px;padding:20px;transition:transform .3s cubic-bezier(.34,1.56,.64,1),box-shadow .3s cubic-bezier(.34,1.56,.64,1);display:flex;position:relative;overflow:hidden}.waving-hand-showcase:hover{box-shadow:18px 18px 0px var(--color-charcoal);transform:translate(-6px,-6px)}.waving-hand-gif{object-fit:cover;border:2px solid 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var(--color-charcoal);transform:translate(-3px,-3px)}.map-node.completed{border-color:var(--color-charcoal);background-color:var(--color-sage-green);box-shadow:4px 4px 0px var(--color-charcoal);opacity:1}.map-node.completed:hover{box-shadow:7px 7px 0px var(--color-charcoal);transform:translate(-3px,-3px)}.map-node-icon{border-radius:var(--radius-full);background-color:var(--color-surface-high);border:1.5px solid var(--color-charcoal);width:56px;height:56px;color:var(--color-slate);transition:var(--transition-fast);justify-content:center;align-items:center;font-size:24px;display:flex}.map-node.unlocked .map-node-icon{background-color:var(--color-dusty-blue);border-color:var(--color-charcoal);color:var(--color-charcoal)}.map-node.completed 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80px}.exercise-prompt{text-align:center;margin-bottom:24px;font-size:24px;font-weight:800}.exercise-subprompt{color:var(--color-slate);text-align:center;margin-top:-16px;margin-bottom:24px;font-size:14px}.recognition-image-card{background-color:var(--color-cloud);border:2px solid var(--color-charcoal);border-radius:var(--radius-lg);width:240px;height:240px;box-shadow:4px 4px 0px var(--color-charcoal);justify-content:center;align-items:center;margin:0 auto 32px;padding:24px;animation:.4s cubic-bezier(.175,.885,.32,1.275) bounceIn;display:flex}.recognition-image-card img{object-fit:contain;max-width:100%;max-height:100%}.options-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.option-btn{background-color:var(--color-cloud);border:2px solid var(--color-charcoal);border-radius:var(--radius-md);cursor:pointer;transition:var(--transition-fast);box-shadow:2px 2px 0px 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var(--color-charcoal);border-radius:var(--radius-md);cursor:pointer;transition:var(--transition-fast);box-shadow:2px 2px 0px var(--color-charcoal);justify-content:space-between;align-items:center;padding:16px;font-weight:600;display:flex}.matching-item.word-item{height:64px}.matching-item.img-item{justify-content:center;height:64px;padding:8px}.matching-item.img-item img{object-fit:contain;max-width:100%;height:100%}.matching-item:hover:not(.matched):not(.selected){box-shadow:4px 4px 0px var(--color-charcoal);transform:translate(-2px,-2px)}.matching-item.selected{background-color:var(--color-dusty-blue);border-color:var(--color-charcoal);box-shadow:4px 4px 0px var(--color-charcoal);transform:translate(-2px,-2px)}.matching-item.matched{border-color:var(--color-success);color:var(--color-slate);cursor:not-allowed;box-shadow:none;background-color:#dce8d666;transform:none}.matching-item.wrong{border-color:var(--color-error);background-color:#f9d8d899;animation:.4s cubic-bezier(.36,.07,.19,.97) both shake}.audio-speaker-card{border-radius:var(--radius-full);border:2px solid var(--color-charcoal);background-color:var(--color-pale-lavender);cursor:pointer;width:140px;height:140px;box-shadow:4px 4px 0px var(--color-charcoal);transition:var(--transition-fast);flex-direction:column;justify-content:center;align-items:center;margin:0 auto 40px;display:flex}.audio-speaker-card:hover{box-shadow:6px 6px 0px var(--color-charcoal);transform:translate(-2px,-2px)scale(1.05)}.audio-speaker-card.speaking{background-color:var(--color-dusty-blue);box-shadow:var(--shadow-glow);animation:1.2s infinite alternate pulseGlow}.audio-speaker-card p{margin-top:4px;font-size:11px;font-weight:700}.audio-options-row{justify-content:space-evenly;gap:16px;display:flex}.audio-option-card{background-color:var(--color-cloud);border:2px solid var(--color-charcoal);border-radius:var(--radius-lg);cursor:pointer;width:140px;height:140px;transition:var(--transition-fast);box-shadow:3px 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#6bb07066}.webcam-stream{object-fit:cover;width:100%;height:100%;transform:scaleX(-1)}.camera-fallback{text-align:center;color:#fff;padding:40px}.camera-indicator-rec{background-color:var(--color-error);color:#fff;border-radius:var(--radius-full);align-items:center;gap:6px;padding:6px 12px;font-size:11px;font-weight:700;display:flex;position:absolute;top:16px;left:16px}.rec-dot{border-radius:var(--radius-full);background-color:#fff;width:8px;height:8px;animation:1s infinite alternate pulseDot}.camera-indicator-countdown{color:#fff;border-radius:var(--radius-full);background-color:#000000b3;justify-content:center;align-items:center;width:44px;height:44px;font-size:20px;font-weight:800;display:flex;position:absolute;top:16px;right:16px}.camera-success-overlay{color:#fff;background-color:#6bb070d9;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;animation:.3s ease-out 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