:root{--bg-color:#e0e5ec;--surface-color:#e0e5ec;--text-primary:#4a5568;--text-secondary:#718096;--primary-color:#3182ce;--primary-hover:#2b6cb0;--border-color:#d1d9e6;--shadow-out:9px 9px 16px #a3b1c699, -9px -9px 16px #ffffff80;--shadow-out-hover:12px 12px 20px #a3b1c6b3, -12px -12px 20px #fff9;--shadow-in:inset 6px 6px 10px 0 #a3b1c699, inset -6px -6px 10px 0 #ffffff80;--radius-sm:.5rem;--radius-md:1rem;--radius-lg:2rem;--radius-full:9999px;--color-red:#e53e3e;--color-blue:#3182ce;--color-green:#38a169;--color-yellow:#d69e2e;--color-purple:#805ad5;--color-orange:#dd6b20;--color-pink:#d53f8c;--color-teal:#319795;--color-empty:#e0e5ec}.dark{--bg-color:#292d32;--surface-color:#292d32;--text-primary:#e2e8f0;--text-secondary:#a0aec0;--border-color:#1a1c20;--color-empty:#292d32;--shadow-out:9px 9px 16px #191c1f99, -9px -9px 16px #43495180;--shadow-out-hover:12px 12px 20px #191c1fb3, -12px -12px 20px #43495199;--shadow-in:inset 6px 6px 10px 0 #191c1f99, inset -6px -6px 10px 0 #43495180}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;flex-direction:column;min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5;display:flex}#root{flex-direction:column;min-height:100vh;display:flex}h1,h2,h3,h4,h5,h6{margin-bottom:1rem;font-weight:700;line-height:1.2}a{color:var(--primary-color);text-decoration:none;transition:color .2s}a:hover{color:var(--primary-hover)}button{cursor:pointer;background:0 0;border:none;outline:none;font-family:inherit}.container{flex-direction:column;flex:1;width:100%;max-width:800px;margin:0 auto;padding:2rem 1rem;display:flex}.card{background-color:var(--surface-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-out);border:none;padding:2rem}.card-inset{background-color:var(--surface-color);border-radius:var(--radius-md);box-shadow:var(--shadow-in);padding:1.5rem}.btn{border-radius:var(--radius-full);background-color:var(--surface-color);color:var(--text-primary);box-shadow:var(--shadow-out);border:none;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-weight:600;transition:all .2s ease-in-out;display:inline-flex}.btn:hover:not(:disabled){box-shadow:var(--shadow-out-hover);transform:translateY(-2px)}.btn:active:not(:disabled){box-shadow:var(--shadow-in);transform:translateY(0)}.btn:disabled{opacity:.5;cursor:not-allowed;box-shadow:var(--shadow-in)}.btn-primary{color:var(--primary-color)}.title{text-align:center;letter-spacing:-.025em;color:var(--primary-color);text-shadow:2px 2px 4px #0000001a;margin-bottom:2rem;font-size:2.5rem;font-weight:800}.subtitle{text-align:center;color:var(--text-secondary);margin-bottom:2rem}.peg{border-radius:var(--radius-full);background-color:var(--color-empty);width:2.5rem;height:2.5rem;box-shadow:var(--shadow-out);transition:transform .2s,box-shadow .2s}.peg:hover{box-shadow:var(--shadow-out-hover);transform:scale(1.05)}.peg.empty{background:var(--surface-color);box-shadow:var(--shadow-in)}.peg.empty:hover{box-shadow:var(--shadow-in);transform:none}.peg.red{box-shadow:var(--shadow-out), inset -2px -2px 6px #0003;background:radial-gradient(circle at 30% 30%,#f56565,#c53030)}.peg.blue{box-shadow:var(--shadow-out), inset -2px -2px 6px #0003;background:radial-gradient(circle at 30% 30%,#4299e1,#2b6cb0)}.peg.green{box-shadow:var(--shadow-out), inset -2px -2px 6px #0003;background:radial-gradient(circle at 30% 30%,#48bb78,#2f855a)}.peg.yellow{box-shadow:var(--shadow-out), inset -2px -2px 6px #0003;background:radial-gradient(circle at 30% 30%,#ecc94b,#b7791f)}.peg.purple{box-shadow:var(--shadow-out), inset -2px -2px 6px #0003;background:radial-gradient(circle at 30% 30%,#9f7aea,#6b46c1)}.peg.orange{box-shadow:var(--shadow-out), inset -2px -2px 6px #0003;background:radial-gradient(circle at 30% 30%,#ed8936,#c05621)}.peg.pink{box-shadow:var(--shadow-out), inset -2px -2px 6px #0003;background:radial-gradient(circle at 30% 30%,#ed64a6,#b83280)}.peg.teal{box-shadow:var(--shadow-out), inset -2px -2px 6px #0003;background:radial-gradient(circle at 30% 30%,#38b2ac,#285e61)}.hint-peg{border-radius:var(--radius-full);width:1rem;height:1rem}.hint-peg.correct{background:radial-gradient(circle at 30% 30%,#718096,#2d3748);box-shadow:2px 2px 4px #0003,inset -1px -1px 2px #0000004d}.hint-peg.present{background:radial-gradient(circle at 30% 30%,#edf2f7,#a0aec0);box-shadow:2px 2px 4px #0000001a,inset -1px -1px 2px #0000001a}.hint-peg.empty{background-color:var(--surface-color);box-shadow:var(--shadow-in)}.navbar{background-color:var(--surface-color);box-shadow:var(--shadow-out);border-bottom:none;justify-content:space-between;align-items:center;margin-bottom:1rem;padding:1rem 2rem;display:flex}.nav-links{gap:1rem;display:flex}.nav-item{color:var(--text-secondary);border-radius:var(--radius-full);box-shadow:var(--shadow-out);background-color:var(--surface-color);justify-content:center;align-items:center;padding:.5rem;font-weight:500;transition:all .2s;display:flex}.nav-item:hover{color:var(--primary-color);box-shadow:var(--shadow-out-hover);transform:translateY(-1px)}.nav-item.active{color:var(--primary-color);box-shadow:var(--shadow-in);transform:translateY(0)}