*{margin:0;padding:0;box-sizing:border-box}:root{--bg-dark: #0a0a0a;--bg-card: #141414;--bg-elevated: #1c1c1c;--accent: #d4a038;--accent-secondary: #e85d4c;--accent-gradient: linear-gradient(135deg, #d4a038 0%, #e85d4c 100%);--text: #ffffff;--text-muted: #8b8b8b;--border: #2a2a2a;--success: #22c55e;--glow: 0 0 20px rgba(212, 160, 56, .3)}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:radial-gradient(circle at 20% 20%,rgba(212,160,56,.06) 0%,transparent 40%),radial-gradient(circle at 80% 80%,rgba(232,93,76,.06) 0%,transparent 40%),linear-gradient(rgba(25,25,25,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(25,25,25,.5) 1px,transparent 1px),var(--bg-dark);background-size:100% 100%,100% 100%,50px 50px,50px 50px,100% 100%;background-attachment:fixed;color:var(--text);line-height:1.6;min-height:100vh}a{color:var(--accent);text-decoration:none}a:hover{opacity:.8}a.game-tile{opacity:1!important}button{cursor:pointer;border:none;padding:.875rem 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#00000080;flex-shrink:0}.checkers-preview .preview-cell{display:flex;align-items:center;justify-content:center}.checkers-preview .preview-cell.light{background:#4a4a5a}.checkers-preview .preview-cell.dark{background:#2a2a3a}.preview-piece{width:70%;height:70%;border-radius:50%;transition:transform .3s}.preview-piece.red{background:linear-gradient(135deg,#ff6b6b,#c92a2a);box-shadow:0 4px 12px #c92a2a66}.preview-piece.black{background:linear-gradient(135deg,#495057,#212529);box-shadow:0 4px 12px #0006}.ttt-preview{display:grid;grid-template-columns:repeat(3,74.67px);gap:8px;width:240px;height:240px;flex-shrink:0}.preview-ttt-cell{background:var(--bg-card);border:2px solid var(--border);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:2.5rem;font-weight:800;transition:all .3s;width:70px;height:70px}.preview-ttt-cell.x{color:var(--accent);text-shadow:0 0 20px rgba(212,160,56,.5)}.preview-ttt-cell.o{color:var(--accent-secondary);text-shadow:0 0 20px 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.preview-cell{width:25px;height:25px;font-size:.9rem}.ttt-preview{width:auto;height:auto;grid-template-columns:repeat(3,50px);gap:6px}.preview-ttt-cell{width:50px;height:50px;font-size:1.5rem}.game-tile-overlay h2{font-size:1.5rem}}.game-container{max-width:560px;margin:3rem auto;padding:0 1rem}.game-header{text-align:center;margin-bottom:2rem}.game-header h1{font-size:2rem;margin-bottom:.5rem}.game-header p{color:var(--text-muted)}.game-status{background:var(--bg-card);border:1px solid var(--border);padding:1rem 1.5rem;border-radius:12px;text-align:center;margin-bottom:1.5rem;font-weight:600;font-size:1.1rem}.game-controls{display:flex;gap:1rem;justify-content:center;margin-top:2rem}.board{display:grid;grid-template-columns:repeat(8,1fr);border:3px solid var(--border);border-radius:12px;overflow:hidden;box-shadow:0 8px 32px #0006}.square{aspect-ratio:1;display:flex;align-items:center;justify-content:center;font-size:2.25rem;cursor:pointer;transition:all .15s}.square.light{background:#3d3d4a}.square.dark{background:#252530}.square:hover{filter:brightness(1.2)}.square.selected{background:#00d4ff66!important;box-shadow:inset 0 0 20px #00d4ff4d}.square.valid-move{position:relative}.square.valid-move:after{content:"";position:absolute;width:28%;height:28%;background:var(--accent);border-radius:50%;opacity:.6}.move-dot{width:28%;height:28%;background:var(--accent);border-radius:50%;opacity:.6}.square.capture-move{position:relative}.square.capture-move:after{content:"";position:absolute;width:85%;height:85%;border:4px solid var(--accent);border-radius:50%;opacity:.8}.square.last-move.light{background:#82976980!important}.square.last-move.dark{background:#64785099!important}.game-status.check{border-color:#f59e0b;color:#f59e0b}.game-status.checkmate{border-color:var(--success);color:var(--success);animation:pulse-success .5s ease-in-out}@keyframes pulse-success{0%,to{transform:scale(1)}50%{transform:scale(1.02)}}.piece{font-size:2.25rem;line-height:1;text-shadow:0 2px 4px rgba(0,0,0,.3)}.piece.white-piece,.piece.black-piece{filter:drop-shadow(0 1px 2px rgba(0,0,0,.5))}.ttt-board{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;max-width:320px;margin:0 auto}.ttt-cell{aspect-ratio:1;background:var(--bg-card);border:2px solid var(--border);border-radius:12px;font-size:3rem;font-weight:800;cursor:pointer;transition:all .2s}.ttt-cell:hover:not(.taken){border-color:var(--accent);background:var(--bg-elevated)}.ttt-cell.x{color:var(--accent);text-shadow:0 0 20px rgba(212,160,56,.5)}.ttt-cell.o{color:var(--accent-secondary);text-shadow:0 0 20px rgba(232,93,76,.5)}.ttt-cell.winning{background:#d4a03826!important;border-color:var(--accent)!important;animation:pulse-glow .6s ease-in-out infinite alternate}.score-display{display:flex;justify-content:center;gap:3rem;margin-bottom:1.5rem}.score-item{text-align:center}.score-label{font-size:1.25rem;font-weight:700}.score-label.x{color:var(--accent)}.score-label.o{color:var(--accent-secondary)}.score-label.draw{color:var(--text-muted)}.score-value{font-size:2rem;font-weight:800}.game-info{margin-top:2.5rem;padding:1.5rem;background:var(--bg-card);border:1px solid var(--border);border-radius:12px}.game-info h3{margin-bottom:1rem;font-size:1rem}.game-info ul{padding-left:1.25rem;color:var(--text-muted)}.game-info li{margin-bottom:.5rem;font-size:.9rem}.mode-selection{text-align:center;padding:2rem 0}.mode-btn{display:block;width:100%;max-width:280px;margin:.75rem auto;padding:1rem 1.5rem}.color-selection{margin-top:1.5rem;color:var(--text-muted);font-size:.9rem}.color-selection strong{color:var(--accent)}.game-status.winner{border-color:var(--success);color:var(--success)}.game-status.draw{border-color:#f59e0b;color:#f59e0b}.policy-page{max-width:800px;margin:3rem auto;padding:3rem;background:var(--bg-card);border:1px solid var(--border);border-radius:16px}.policy-page h1{margin-bottom:.5rem;font-size:2rem}.policy-page .last-updated{color:var(--text-muted);margin-bottom:2.5rem;font-size:.9rem}.policy-page h2{margin-top:2.5rem;margin-bottom:1rem;font-size:1.25rem;color:var(--accent)}.policy-page h3{margin-top:1.5rem;margin-bottom:.75rem;font-size:1.1rem}.policy-page p,.policy-page ul{margin-bottom:1rem;color:var(--text-muted);line-height:1.7}.policy-page ul{padding-left:1.5rem}.policy-page li{margin-bottom:.5rem}.policy-page strong{color:var(--text)}.cookie-consent{position:fixed;bottom:0;left:0;right:0;background:var(--bg-card);border-top:1px solid var(--border);padding:1.5rem;z-index:1000;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.cookie-content{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap}.cookie-content p{flex:1;min-width:300px;color:var(--text-muted);font-size:.9rem}.cookie-buttons{display:flex;gap:1rem}.btn-accept{background:var(--accent);color:var(--bg-dark);font-weight:600}.btn-decline{background:transparent;border:1px solid var(--border);color:var(--text-muted)}.btn-decline:hover{border-color:var(--text-muted);color:var(--text)}@media(max-width:768px){.header-content{flex-direction:column;gap:1.25rem}nav ul{gap:1.5rem;flex-wrap:wrap;justify-content:center}.hero{padding:4rem 0}.hero h1{font-size:2.25rem}.features-grid{grid-template-columns:1fr;gap:1rem}.square{font-size:1.5rem}.cookie-content{flex-direction:column;text-align:center}.policy-page{margin:1.5rem;padding:1.5rem}}