.anatomy-card .card-glow{background:linear-gradient(135deg,rgba(102,126,234,.1),rgba(118,75,162,.1))}.anatomy-card .icon-container{background:linear-gradient(135deg,rgba(102,126,234,.2),rgba(118,75,162,.2))}.anatomy-card .card-button{background:linear-gradient(135deg,#667eea,#764ba2);color:white}.anatomy-card .card-button:hover{background:linear-gradient(135deg,#764ba2,#667eea);transform:translateY(-2px);box-shadow:0 8px 25px rgba(102,126,234,.4)}.amygdala-prompt-container{position:fixed;bottom:2rem;left:2rem;z-index:1000;opacity:0;transform:translateX(-100%);transition:all .8s cubic-bezier(.68,-.55,.265,1.55);pointer-events:none}.amygdala-prompt-container.active{opacity:1;transform:translateX(0);pointer-events:all}.amygdala-prompt{display:flex;align-items:flex-end;gap:1rem;max-width:450px}.amygdala-character{flex-shrink:0;position:relative;animation:bounce 3s ease-in-out infinite}.amygdala-character img{border-radius:0}.amygdala-chat-bubble{background:rgba(255,255,255,.95);backdrop-filter:blur(20px);border:1px solid rgba(102,126,234,.2);border-radius:20px;padding:1.5rem;position:relative;min-width:300px;box-shadow:0 10px 40px rgba(0,0,0,.15);font-family:Fredoka,sans-serif}.amygdala-chat-bubble:after{content:"";position:absolute;bottom:-8px;left:2rem;width:0;height:0;border-left:10px solid transparent;border-right:10px solid transparent;border-top:10px solid rgba(255,255,255,.95)}.amygdala-close{position:absolute;top:.5rem;right:.5rem;background:none;border:none;font-size:1.5rem;color:#64748b;cursor:pointer;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:all .2s ease}.amygdala-close:hover{background:rgba(239,68,68,.1);color:#ef4444}.registration-step h3{color:#1e293b;font-size:1.2rem;font-weight:700;margin:0 0 .75rem;line-height:1.4}.registration-step p{color:#475569;font-size:1rem;margin:0 0 1.25rem;line-height:1.5}.input-form{display:flex;flex-direction:column;gap:1rem}.email-input,.name-input{padding:.875rem 1rem;border:2px solid rgba(102,126,234,.2);border-radius:12px;font-size:1rem;font-family:Fredoka,sans-serif;background:rgba(248,250,252,.8);transition:all .3s ease;outline:none}.email-input:focus,.name-input:focus{border-color:#667eea;background:white;box-shadow:0 0 0 3px rgba(102,126,234,.1)}.submit-button{padding:.875rem 1.5rem;background:linear-gradient(135deg,#667eea,#764ba2);color:white;border:none;border-radius:50px;font-size:1rem;font-weight:600;font-family:Fredoka,sans-serif;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 20px rgba(102,126,234,.3)}.submit-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 30px rgba(102,126,234,.4);background:linear-gradient(135deg,#764ba2,#667eea)}.submit-button:disabled{opacity:.7;cursor:not-allowed;transform:none}.success-step{text-align:center}.success-step h3{color:#059669;margin-bottom:1rem}.success-step p{color:#475569;margin-bottom:1.5rem}.success-animation{display:flex;justify-content:center;align-items:center}.success-animation i{font-size:3rem;color:#10b981;animation:successPulse 2s ease-in-out infinite}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes successPulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.1);opacity:.8}}@media (max-width:768px){.amygdala-prompt-container{bottom:100px;left:1rem;right:1rem}.amygdala-prompt{flex-direction:column;align-items:center;max-width:none}.amygdala-character{order:1}.amygdala-chat-bubble{order:2;min-width:auto;width:100%}.amygdala-chat-bubble:after{bottom:auto;top:-8px;left:50%;transform:translateX(-50%);border-top:none;border-bottom:10px solid rgba(255,255,255,.95)}}.nav-login-button{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:linear-gradient(135deg,#667eea,#764ba2);color:white;border:none;border-radius:25px;font-family:Fredoka,sans-serif;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 2px 10px rgba(102,126,234,.3)}.nav-login-button:hover{transform:translateY(-2px);box-shadow:0 4px 20px rgba(102,126,234,.4);background:linear-gradient(135deg,#764ba2,#667eea)}.nav-login-button i{font-size:1rem}.nav-user-section{display:flex;align-items:center;gap:.5rem;position:relative}.user-avatar{width:32px;height:32px;border-radius:50%;overflow:hidden;border:2px solid #667eea;box-shadow:0 2px 8px rgba(102,126,234,.3)}.avatar-image{width:100%;height:100%;object-fit:cover}.user-dropdown{position:relative;cursor:pointer}.user-dropdown:hover .user-dropdown-content{opacity:1;visibility:visible;transform:translateY(0)}.user-dropdown-content{position:absolute;top:100%;right:0;background:rgba(255,255,255,.95);backdrop-filter:blur(20px);border-radius:12px;padding:1rem;min-width:150px;box-shadow:0 10px 30px rgba(0,0,0,.2);border:1px solid rgba(102,126,234,.2);opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .3s ease;z-index:1000}.user-info{margin-bottom:.5rem;font-size:.9rem;color:#64748b}.logout-button{display:flex;align-items:center;gap:.5rem;width:100%;padding:.5rem;background:none;border:none;color:#ef4444;font-family:Fredoka,sans-serif;font-weight:600;cursor:pointer;border-radius:8px;transition:all .2s ease}.logout-button:hover{background:rgba(239,68,68,.1)}.login-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.6);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:center;z-index:2000;padding:1rem}.login-modal{background:rgba(255,255,255,.95);backdrop-filter:blur(20px);border-radius:24px;padding:2rem;max-width:450px;width:100%;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.3);border:1px solid rgba(102,126,234,.2);position:relative}.login-modal-close{position:absolute;top:1rem;right:1rem;width:40px;height:40px;background:rgba(239,68,68,.1);border:none;border-radius:50%;color:#ef4444;font-size:1.2rem;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center}.login-modal-close:hover{background:rgba(239,68,68,.2);transform:scale(1.1)}.login-step{text-align:center;animation:slideIn .5s ease-out}@keyframes slideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.login-character{margin-bottom:1.5rem;display:flex;justify-content:center}.login-character-img{border-radius:0;box-shadow:0 8px 30px rgba(102,126,234,.2);border:2px solid rgba(102,126,234,.3);animation:float 3s ease-in-out infinite}.success-bounce{animation:successBounce .8s ease-out}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes successBounce{0%{transform:scale(.3) rotate(-10deg)}50%{transform:scale(1.2) rotate(5deg)}to{transform:scale(1) rotate(0deg)}}.login-title{font-family:Fredoka,sans-serif;font-size:1.8rem;font-weight:700;color:#1e293b;margin:0 0 .5rem;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.login-subtitle{color:#64748b;font-size:1rem;margin:0 0 2rem;line-height:1.5}.login-options{display:flex;flex-direction:column;gap:1rem;margin-bottom:1.5rem}.login-option{display:flex;align-items:center;gap:1rem;padding:1rem 1.5rem;border:none;border-radius:16px;font-family:Fredoka,sans-serif;font-weight:600;font-size:1rem;cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden}.login-option:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);transition:left .5s ease}.login-option:hover:before{left:100%}.google-login{background:linear-gradient(135deg,#4285f4,#34a853);color:white;box-shadow:0 4px 20px rgba(66,133,244,.3)}.google-login:hover{transform:translateY(-3px);box-shadow:0 8px 30px rgba(66,133,244,.4)}.email-login{background:linear-gradient(135deg,#667eea,#764ba2);color:white;box-shadow:0 4px 20px rgba(102,126,234,.3)}.email-login:hover{transform:translateY(-3px);box-shadow:0 8px 30px rgba(102,126,234,.4)}.login-option-icon{width:24px;height:24px;display:flex;align-items:center;justify-content:center;font-size:1.2rem}.login-option:disabled{opacity:.7;cursor:not-allowed;transform:none!important}.login-divider{display:flex;align-items:center;margin:.5rem 0;position:relative}.login-divider:after,.login-divider:before{content:"";flex:1;height:1px;background:linear-gradient(90deg,transparent,#e2e8f0,transparent)}.login-divider span{padding:0 1rem;color:#94a3b8;font-weight:600;font-size:.9rem}.login-form{display:flex;flex-direction:column;gap:1.5rem;margin-bottom:1.5rem}.login-input-group{text-align:left}.login-input-group label{display:block;color:#374151;font-weight:600;margin-bottom:.5rem;font-family:Fredoka,sans-serif}.login-input{width:100%;padding:1rem 1.25rem;border:2px solid rgba(102,126,234,.2);border-radius:12px;font-size:1rem;font-family:Fredoka,sans-serif;background:rgba(248,250,252,.8);transition:all .3s ease;outline:none}.login-input:focus{border-color:#667eea;background:white;box-shadow:0 0 0 3px rgba(102,126,234,.1);transform:translateY(-2px)}.login-submit-button{display:flex;align-items:center;justify-content:center;gap:.75rem;padding:1rem 1.5rem;background:linear-gradient(135deg,#667eea,#764ba2);color:white;border:none;border-radius:50px;font-size:1rem;font-weight:600;font-family:Fredoka,sans-serif;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 20px rgba(102,126,234,.3);position:relative;overflow:hidden}.login-submit-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 30px rgba(102,126,234,.4)}.login-submit-button:disabled{opacity:.7;cursor:not-allowed;transform:none}.login-back-button{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1rem;background:rgba(248,250,252,.8);color:#64748b;border:2px solid rgba(102,126,234,.2);border-radius:50px;font-family:Fredoka,sans-serif;font-weight:600;cursor:pointer;transition:all .3s ease;margin-top:1rem}.login-back-button:hover{background:rgba(102,126,234,.1);border-color:#667eea;color:#667eea;transform:translateY(-2px)}.login-spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-top-color:white;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.login-error{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;background:rgba(239,68,68,.1);color:#dc2626;border:1px solid rgba(239,68,68,.2);border-radius:12px;font-weight:600;margin-top:1rem;animation:shake .5s ease-in-out}@keyframes shake{0%,to{transform:translateX(0)}25%{transform:translateX(-5px)}75%{transform:translateX(5px)}}.success-step{padding:2rem 0}.success-animation{position:relative;margin:2rem 0}.success-checkmark{font-size:4rem;color:#10b981;animation:successPop .6s cubic-bezier(.68,-.55,.265,1.55)}@keyframes successPop{0%{transform:scale(0);opacity:0}50%{transform:scale(1.2)}to{transform:scale(1);opacity:1}}.success-sparkles{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none}.success-sparkles i{position:absolute;font-size:1.5rem;color:#fbbf24;animation:sparkle 2s ease-in-out infinite}.sparkle-1{top:-40px;left:-30px;animation-delay:0s}.sparkle-2{top:-50px;right:-20px;animation-delay:.3s}.sparkle-3{bottom:-30px;left:-40px;animation-delay:.6s}@keyframes sparkle{0%,to{transform:scale(0) rotate(0deg);opacity:0}50%{transform:scale(1) rotate(180deg);opacity:1}}@media (max-width:768px){.nav-login-button .nav-text{display:none}.nav-login-button{padding:.5rem;min-width:40px;justify-content:center}.login-modal{padding:1.5rem;margin:1rem;max-width:none}.login-title{font-size:1.5rem}.login-character-img{width:80px;height:80px}.user-dropdown-content{right:-50px}}@media (max-width:480px){.login-modal{padding:1rem;border-radius:16px}.login-option{font-size:.9rem}.login-input,.login-option{padding:.875rem 1rem}}