:root{--color-bg-dark:#0b0f19;--color-panel-bg:#141b2db3;--color-panel-border:#ffffff14;--color-gold:#d97706;--color-gold-hover:#f59e0b;--color-gold-glow:#d977064d;--color-board-light:#f0e6d2;--color-board-dark:#705848;--color-area-tl:#3b82f640;--color-area-tr:#ef444440;--color-area-bl:#10b98140;--color-area-br:#f59e0b40;--color-area-ctr:#8b5cf659;--sans-serif:"Outfit", "Inter", "Noto Sans JP", -apple-system, BlinkMacSystemFont, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--sans-serif);background-color:var(--color-bg-dark);color:#f3f4f6;background-image:radial-gradient(at 10% 10%,#1a243c80 0,#0000 50%),radial-gradient(at 90% 90%,#58402826 0,#0000 50%);justify-content:center;align-items:flex-start;min-height:100vh;padding:1rem .5rem;display:flex;overflow-x:hidden}#root{width:100%;max-width:480px}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.grid{display:grid}.grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.flex-1{flex:1}.shrink-0{flex-shrink:0}.gap-1{gap:.25rem}.gap-2{gap:.5rem}.gap-3{gap:.75rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.p-3{padding:.75rem}.p-4{padding:1rem}.p-5{padding:1.25rem}.p-6{padding:1.5rem}.px-3{padding-left:.75rem;padding-right:.75rem}.px-4{padding-left:1rem;padding-right:1rem}.py-2{padding-top:.5rem;padding-bottom:.5rem}.py-3{padding-top:.75rem;padding-bottom:.75rem}.mb-2{margin-bottom:.5rem}.mb-3{margin-bottom:.75rem}.mb-4{margin-bottom:1rem}.mb-6{margin-bottom:1.5rem}.mt-2{margin-top:.5rem}.mt-4{margin-top:1rem}.mx-auto{margin-left:auto;margin-right:auto}.absolute{position:absolute}.relative{position:relative}.fixed{position:fixed}.inset-0{inset:0}.top-0{top:0}.bottom-0{bottom:0}.right-0{right:0}.left-0{left:0}.z-50{z-index:50}.w-full{width:100%}.h-full{height:100%}.w-4{width:1rem}.w-5{width:1.25rem}.w-6{width:1.5rem}.w-8{width:2rem}.h-4{height:1rem}.h-5{height:1.25rem}.h-6{height:1.5rem}.h-8{height:2rem}.aspect-square{aspect-ratio:1}.text-2xs{font-size:.65rem}.text-xs{font-size:.75rem}.text-sm{font-size:.875rem}.text-base{font-size:1rem}.text-lg{font-size:1.125rem}.text-xl{font-size:1.25rem}.text-2xl{font-size:1.5rem}.text-3xl{font-size:1.875rem}.text-4xl{font-size:2.25rem}.font-bold{font-weight:700}.font-extrabold{font-weight:800}.font-black{font-weight:900}.text-center{text-align:center}.text-right{text-align:right}.text-gray-400{color:#9ca3af}.text-gray-300{color:#d1d5db}.text-amber-500{color:#f59e0b}.text-red-500{color:#ef4444}.text-emerald-500{color:#10b981}.text-blue-400{color:#60a5fa}.rounded-xl{border-radius:.75rem}.rounded-2xl{border-radius:1rem}.rounded-3xl{border-radius:1.5rem}.rounded-full{border-radius:9999px}.shadow-lg{box-shadow:0 10px 15px -3px #0000004d,0 4px 6px -2px #0000000d}.shadow-2xl{box-shadow:0 25px 50px -12px #00000080}.glass-panel{background:var(--color-panel-bg);border:1px solid var(--color-panel-border);-webkit-backdrop-filter:blur(12px);box-shadow:0 8px 32px #0000005e}button{cursor:pointer;color:inherit;background:0 0;border:none;outline:none;padding:0;font-family:inherit;transition:all .2s cubic-bezier(.4,0,.2,1)}button:disabled{cursor:not-allowed;opacity:.5}.btn-primary{background:linear-gradient(135deg, var(--color-gold) 0%, #b45309 100%);color:#fff;box-shadow:0 4px 14px 0 var(--color-gold-glow);border:1px solid #ffffff1a;font-weight:800}.btn-primary:hover:not(:disabled){filter:brightness(1.1);transform:translateY(-2px);box-shadow:0 6px 20px #d9770666}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-secondary{color:#f3f4f6;background:#ffffff0d;border:1px solid #ffffff14;font-weight:700}.btn-secondary:hover:not(:disabled){background:#ffffff1a;border-color:#ffffff26;transform:translateY(-1px)}.btn-secondary:active:not(:disabled){transform:translateY(0)}.animate-fade-in{animation:.3s cubic-bezier(.16,1,.3,1) forwards fadeIn}.animate-scale-in{animation:.35s cubic-bezier(.34,1.56,.64,1) forwards scaleIn}.animate-pulse-gold{animation:2s infinite pulseGold}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes pulseGold{0%,to{box-shadow:0 0 #d9770666}50%{box-shadow:0 0 0 12px #d9770600}}.board-container{background:#3a2e2b;border:8px solid #3a2e2b;border-radius:12px;box-shadow:0 12px 40px #0009}.square-light{background-color:var(--color-board-light);color:var(--color-board-dark)}.square-dark{background-color:var(--color-board-dark);color:var(--color-board-light)}.area-overlay-tl{background-color:var(--color-area-tl)}.area-overlay-tr{background-color:var(--color-area-tr)}.area-overlay-bl{background-color:var(--color-area-bl)}.area-overlay-br{background-color:var(--color-area-br)}.area-overlay-ctr{background-color:var(--color-area-ctr)}.pointer-events-none{pointer-events:none}.cursor-pointer{cursor:pointer}.overflow-hidden{overflow:hidden}