@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--primary:#9b8266;--primary-hover:#816b53;--secondary:#748c70;--background:#faf8f5;--surface:#ffffffd9;--surface-border:#9b826626;--text-main:#4a4036;--text-muted:#8c8279;--danger:#e66767}*{box-sizing:border-box;margin:0;padding:0;font-family:Inter,sans-serif}body{background-color:var(--background);color:var(--text-main);background-image:radial-gradient(circle at 15%,#9b826614,#0000 25%),radial-gradient(circle at 85% 30%,#748c7014,#0000 25%);min-height:100vh}#root{flex-direction:column;min-height:100vh;display:flex}.glass{background:var(--surface);-webkit-backdrop-filter:blur(12px);border:1px solid var(--surface-border);border-radius:16px;box-shadow:0 4px 6px -1px #9b82661a,0 2px 4px -1px #9b82660f}.btn{cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;padding:.75rem 1.5rem;font-size:1rem;font-weight:500;transition:all .2s;display:inline-flex}.btn-primary{background-color:var(--primary);color:#fff;box-shadow:0 4px 14px #9b82664d}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-1px)}.btn-outline{color:var(--text-main);border:1px solid var(--surface-border);background-color:#0000}.btn-outline:hover{background-color:#9b82660d}.btn-danger{background-color:var(--danger);color:#fff}.btn-secondary{background-color:var(--secondary);color:#fff}h1,h2,h3{color:var(--text-main)}.container{width:100%;max-width:1200px;margin:0 auto;padding:2rem}.header{border-bottom:1px solid var(--surface-border);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:50;background:#faf8f5d9;justify-content:space-between;align-items:center;padding:1rem 2rem;display:flex;position:sticky;top:0;box-shadow:0 2px 10px #9b82660d}.header-logo{background:linear-gradient(90deg,#9b8266,#748c70);-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:1.5rem;font-weight:700;text-decoration:none}.nav-links{gap:1rem;display:flex}.nav-link{color:var(--text-muted);border-radius:8px;padding:.5rem 1rem;font-weight:500;text-decoration:none;transition:color .2s}.nav-link:hover,.nav-link.active{color:var(--text-main);background:#9b826614}.memorize-layout{grid-template-columns:250px 1fr;gap:2rem;margin-top:2rem;display:grid}.sidebar{flex-direction:column;gap:.5rem;display:flex}.sidebar-btn{text-align:left;color:var(--text-muted);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:8px;padding:.75rem 1rem;font-size:1rem;transition:all .2s}.sidebar-btn.active,.sidebar-btn:hover{color:var(--text-main);border-color:var(--surface-border);background:#9b826614}.grid-cards{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;display:grid}.animal-card{transition:transform .2s,box-shadow .2s;overflow:hidden}.animal-card:hover{transform:translateY(-4px);box-shadow:0 10px 15px -3px #9b826626}.animal-img{object-fit:contain;border-bottom:1px solid var(--surface-border);background:#f0ebe1;width:100%;height:200px;padding:10px}.animal-info{padding:1.5rem}.animal-info h3{color:var(--text-main);margin-bottom:.5rem;font-size:1.25rem}.animal-info p{color:var(--text-muted);margin-bottom:.25rem;font-size:.875rem}.tag{color:#8c735a;background:#9b826626;border-radius:4px;margin-top:.5rem;padding:.25rem .5rem;font-size:.75rem;font-weight:500;display:inline-block}.quiz-setup{text-align:center;max-width:600px;margin:4rem auto;padding:3rem}.quiz-setup h2{margin-bottom:2rem;font-size:2rem}.form-group{text-align:left;margin-bottom:2rem}.form-group label{color:var(--text-muted);margin-bottom:.75rem;font-weight:500;display:block}.radio-group,.toggle-group{flex-wrap:wrap;gap:.75rem;display:flex}.toggle-btn{text-align:center;border:1px solid var(--surface-border);color:var(--text-muted);cursor:pointer;background:0 0;border-radius:8px;flex:1;padding:.75rem;transition:all .2s}.toggle-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.checkbox-label{cursor:pointer;color:var(--text-main);align-items:center;gap:.5rem;display:flex}.checkbox-label input{width:1.25rem;height:1.25rem;accent-color:var(--primary)}.quiz-container{text-align:center;max-width:800px;margin:2rem auto}.quiz-timer{color:var(--primary);margin-bottom:1rem;font-size:3rem;font-weight:700}.quiz-timer.danger{color:var(--danger)}.quiz-image{object-fit:scale-down;border:1px solid var(--surface-border);background:#fdfbf7;border-radius:12px;max-width:100%;max-height:400px;margin-bottom:2rem;padding:10px}.quiz-input-group{gap:1rem;max-width:400px;margin:0 auto 2rem;display:flex}.quiz-input{border:1px solid var(--surface-border);color:var(--text-main);background:#fff;border-radius:8px;outline:none;flex:1;padding:.75rem 1rem;font-size:1.1rem}.quiz-input:focus{border-color:var(--primary);box-shadow:0 0 0 2px #9b826633}.quiz-controls{justify-content:space-between;margin-top:2rem;display:flex}.answer-card{text-align:left;margin-top:2rem;animation:.3s ease-in fadeIn}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.accordion-item{margin-bottom:1rem}.accordion-header{text-align:left;background:var(--surface);border:1px solid var(--surface-border);width:100%;color:var(--text-main);cursor:pointer;border-radius:8px;justify-content:space-between;align-items:center;padding:1rem;font-weight:500;display:flex}.accordion-header:hover{background:#9b82660d}.accordion-content{border:1px solid var(--surface-border);background:#ffffff80;border-top:none;border-radius:0 0 8px 8px;margin-top:-8px;padding:1rem}@media (width<=768px){.container{padding:1rem}.header{flex-direction:column;gap:.75rem;padding:1rem}.header-logo{font-size:1.25rem}.nav-links{justify-content:space-around;width:100%}.nav-link{text-align:center;flex:1;padding:.5rem;font-size:.875rem}.memorize-layout{grid-template-columns:1fr;gap:1rem;margin-top:1rem}.sidebar{scrollbar-width:thin;-webkit-overflow-scrolling:touch;flex-direction:row;gap:.5rem;padding-bottom:.5rem;overflow-x:auto}.sidebar-btn{white-space:nowrap;padding:.5rem 1rem;font-size:.875rem}.grid-cards{grid-template-columns:1fr;gap:1rem}.quiz-setup{margin:2rem auto;padding:1.5rem}.quiz-setup h2{margin-bottom:1.5rem;font-size:1.5rem}.form-group label{margin-bottom:.5rem;font-size:.9rem}.toggle-btn{padding:.5rem;font-size:.9rem}.quiz-timer{font-size:2rem}.quiz-image{max-height:250px}}.header-logo-group{align-items:center;gap:1rem;display:flex}.user-nickname{background:var(--primary);color:#fff;cursor:pointer;border-radius:20px;padding:.25rem .75rem;font-size:.8rem;font-weight:500;transition:all .2s}.user-nickname:hover{background:var(--secondary);transform:scale(1.05)}.guest-badge{border:1.5px solid var(--primary);color:var(--primary);background:0 0}.guest-badge:hover{background:var(--primary);color:#fff}.overlay-container{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:2000;background:#0006;justify-content:center;align-items:center;padding:1.5rem;display:flex;position:fixed;inset:0}.overlay-content{text-align:center;background:#ffffffd9;border:1px solid #ffffff80;border-radius:24px;width:100%;max-width:450px;padding:2.5rem;box-shadow:0 20px 40px #0000001a}.fade-in{animation:.3s ease-out fadeIn}