:root{--bg: #f0f2f5;--panel: #ffffff;--panel2: #f8faff;--text: #334155;--muted: #6b7280;--brand: #6366f1;--brand-600: #4f46e5;--accent: #ef4444;--border: #e2e8f0;--radius: 12px;--shadow: 0 8px 25px rgba(0, 0, 0, .1);--font-mono: "Courier New", "Monaco", "Menlo", monospace;--font-sans: "Poppins", "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;--pastel-blue: #e0f2f7;--pastel-green: #e6fae6;--pastel-pink: #fce4ec;--pastel-purple: #f3e5f5;--pastel-yellow: #fffde7;--pastel-orange: #ffe0b2;--pastel-red: #ffcdd2;--pastel-cyan: #e0f7fa;--pastel-lime: #f0f4c3;--pastel-indigo: #e8eaf6;--pastel-violet: #f3e5f5;--pastel-teal: #e0f2f2;--pastel-brown: #efebe9;--pastel-blue-light: #eff8fb;--pastel-green-light: #f0fdf0;--pastel-pink-light: #fef0f5;--pastel-purple-light: #f9f5fa;--pastel-yellow-light: #fffdf2;--pastel-orange-light: #fff5e0;--pastel-red-light: #ffeaea;--pastel-cyan-light: #effafa;--pastel-lime-light: #f8fce9;--pastel-indigo-light: #f3f4fa;--pastel-violet-light: #f9f5fa;--pastel-teal-light: #effafa;--pastel-brown-light: #f7f6f5;--enhancer-bg: #f8faff;--enhancer-panel: #ffffff;--enhancer-text: #334155;--enhancer-muted: #6b7280;--enhancer-border: #e2e8f0;--enhancer-shadow: 0 8px 25px rgba(0, 0, 0, .1);--enhancer-control-bg: #f0f2f5;--enhancer-slider-track: #d1d5db;--enhancer-slider-thumb: var(--brand);--enhancer-slider-fill: var(--brand)}*{box-sizing:border-box}body{margin:0;font-family:var(--font-sans);background:var(--bg);color:var(--text);line-height:1.6;padding:1rem}@media (min-width: 768px){body{padding:2rem}}.container{max-width:1200px;margin:0 auto;padding:0 16px}.nav{position:sticky;top:0;z-index:40;background:#fffc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 0}.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--text);text-decoration:none}.nav 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var(--border);border-radius:8px;padding:1rem;-webkit-user-select:text;-moz-user-select:text;-ms-user-select:text;user-select:text}.comment-form-inputs{display:flex;flex-direction:column;gap:1rem;margin-bottom:.75rem}.name-input{border:2px solid var(--border);border-radius:6px;padding:.75rem;font-family:var(--font-sans);font-size:1rem;background:#fff;color:var(--text);transition:border-color .2s ease;word-spacing:normal;letter-spacing:normal;-webkit-user-select:text;-moz-user-select:text;-ms-user-select:text;user-select:text;pointer-events:auto}.name-input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px #6366f11a}.name-input::placeholder{color:var(--muted)}.comment-input{width:100%;border:2px solid 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ease}.submit-comment-btn:hover:not(:disabled){background:var(--brand-600);transform:translateY(-2px)}.submit-comment-btn:disabled{background:#ccc;cursor:not-allowed;transform:none}.submit-comment-btn .icon{width:16px;height:16px}.comments-list{space-y:1rem}.no-comments{text-align:center;color:var(--muted);font-style:italic;padding:2rem;background:#ffffff4d;border:2px dashed var(--border);border-radius:8px;margin:0;font-family:var(--font-sans);word-spacing:normal;letter-spacing:normal;line-height:1.6}.comment{background:#ffffffe6;border:2px solid var(--border);border-radius:8px;padding:1rem;margin-bottom:1rem}.comment-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem;padding-bottom:.5rem;border-bottom:1px solid var(--border)}.comment-author{font-weight:700;font-size:.9rem;color:var(--text);font-family:var(--font-sans);word-spacing:normal;letter-spacing:normal}.comment-author.current-user{color:var(--brand)}.you-badge{background:var(--brand);color:#fff;padding:.1rem .4rem;border-radius:10px;font-size:.7rem;font-weight:400;margin-left:.5rem}.comment-time{font-size:.8rem;color:var(--muted)}.comment-text{margin:0 0 1rem;line-height:1.6;color:var(--text);word-wrap:break-word;white-space:normal;font-family:var(--font-sans);word-spacing:normal;letter-spacing:normal}.comment-actions{display:flex;gap:1rem;align-items:center}.like-btn,.delete-btn{display:flex;align-items:center;gap:.25rem;background:none;border:2px solid var(--border);border-radius:4px;padding:.25rem .5rem;cursor:pointer;font-size:.8rem;color:var(--text);transition:all .2s ease}.like-btn:hover{background:var(--brand);color:#fff;border-color:var(--brand)}.delete-btn:hover{background:#ef4444;color:#fff;border-color:#ef4444}.like-btn .icon,.delete-btn .icon{width:14px;height:14px}.blog-container{max-width:1200px;margin:0 auto;padding:2rem}.draft-preview-banner{background:linear-gradient(135deg,#ff6b6b,#ee5a24);color:#fff;padding:1rem 1.5rem;border:3px solid var(--border);border-radius:8px;margin-bottom:2rem;text-align:center;font-weight:700;box-shadow:4px 4px 0 var(--border)}.blog-header{text-align:center;margin-bottom:3rem;padding:2rem;background:linear-gradient(135deg,var(--pastel-blue),var(--pastel-purple));border:3px solid var(--border);border-radius:12px}.blog-title{font-size:3rem;font-weight:700;margin-bottom:1rem;color:var(--text)}.blog-subtitle{font-size:1.2rem;color:var(--muted);margin:0}.blog-categories{display:flex;justify-content:center;gap:1rem;margin-bottom:2rem;flex-wrap:wrap}.category-btn{background:var(--text);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:25px;cursor:pointer;font-weight:700;transition:all .2s ease}.category-btn:hover,.category-btn.active{background:var(--brand);transform:translateY(-2px)}.blog-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem;margin-bottom:3rem}.blog-card{background:#ffffffe6;border:3px solid var(--border);border-radius:12px;padding:1.5rem;transition:all .3s ease;cursor:pointer;text-decoration:none;color:inherit}.blog-card:hover{transform:translateY(-5px);box-shadow:8px 8px 0 var(--border)}.blog-card-category{display:inline-block;background:var(--brand);color:#fff;padding:.25rem .75rem;border-radius:15px;font-size:.8rem;font-weight:700;margin-bottom:1rem}.blog-card-title{font-size:1.5rem;font-weight:700;margin-bottom:1rem;color:var(--text);line-height:1.3}.blog-card-excerpt{color:var(--muted);line-height:1.6;margin-bottom:1rem}.blog-card-meta{display:flex;justify-content:space-between;align-items:center;font-size:.9rem;color:var(--muted)}.blog-article{max-width:800px;margin:0 auto;padding:2rem}.blog-article-header{text-align:center;margin-bottom:3rem;padding-bottom:2rem;border-bottom:3px solid var(--border)}.blog-article-category{display:inline-block;background:var(--brand);color:#fff;padding:.5rem 1rem;border-radius:20px;font-size:.9rem;font-weight:700;margin-bottom:1rem}.blog-article-title{font-size:2.5rem;font-weight:700;margin-bottom:1rem;color:var(--text);line-height:1.2}.blog-article-meta{color:var(--muted);font-size:1rem}.blog-article-content{line-height:1.8;color:var(--text)}.blog-article-content .content-h1{font-size:2.2rem;font-weight:700;margin:2.5rem 0 1.5rem;color:var(--text);line-height:1.2;border-bottom:3px solid var(--brand);padding-bottom:.5rem}.blog-article-content .content-h2{font-size:1.8rem;font-weight:700;margin:2rem 0 1rem;color:var(--text);line-height:1.3}.blog-article-content .content-h3{font-size:1.4rem;font-weight:700;margin:1.5rem 0 .75rem;color:var(--text);line-height:1.4}.blog-article-content .content-paragraph{margin-bottom:1.5rem;line-height:1.7;text-align:justify}.blog-article-content .content-list{margin:1.5rem 0;padding-left:2rem}.blog-article-content .content-list li{margin-bottom:.75rem;line-height:1.6}.blog-article-content .content-quote{background:#ffffff80;border-left:4px solid var(--brand);padding:1.5rem 2rem;margin:2rem 0;border-radius:0 8px 8px 0;font-style:italic;font-size:1.1rem;box-shadow:0 4px 8px #0000001a}.blog-article-content .content-code{background:#0000001a;padding:1.5rem;border-radius:8px;overflow-x:auto;margin:2rem 0;border:2px solid var(--border);box-shadow:4px 4px 0 var(--shadow)}.blog-article-content .content-code code{font-family:Courier New,monospace;font-size:.9rem;color:var(--text)}.blog-article-content .content-inline-code{background:#0000001a;padding:.2rem .5rem;border-radius:4px;font-family:Courier New,monospace;font-size:.9rem;border:1px solid var(--border)}.blog-article-content .content-link{color:var(--brand);text-decoration:underline;font-weight:600;transition:color .2s ease}.blog-article-content .content-link:hover{color:var(--text);text-decoration:none}.blog-article-content h1:not(.content-h1){font-size:2.2rem;font-weight:700;margin:2.5rem 0 1.5rem;color:var(--text);border-bottom:3px solid var(--brand);padding-bottom:.5rem}.blog-article-content h2:not(.content-h2){font-size:1.8rem;font-weight:700;margin:2rem 0 1rem;color:var(--text)}.blog-article-content h3:not(.content-h3){font-size:1.4rem;font-weight:700;margin:1.5rem 0 .75rem;color:var(--text)}.blog-article-content p:not(.content-paragraph){margin-bottom:1.5rem;line-height:1.7}.blog-article-content ul:not(.content-list),.blog-article-content ol:not(.content-list){margin-bottom:1.5rem;padding-left:2rem}.blog-article-content li{margin-bottom:.75rem;line-height:1.6}.blog-article-content blockquote:not(.content-quote){background:#ffffff80;border-left:4px solid var(--brand);padding:1rem 1.5rem;margin:1.5rem 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768px){.control-row{grid-template-columns:1fr;gap:1rem}}.control-section{margin-bottom:2rem;padding:1.5rem;background:linear-gradient(135deg,#ffffff1a,#ffffff0d);border-radius:12px;border:1px solid var(--enhancer-border);box-shadow:0 4px 16px #0000000d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);animation:slideInUp .6s ease forwards}.section-title{font-size:1.2rem;font-weight:700;color:var(--enhancer-text);margin-bottom:1rem;display:flex;align-items:center;gap:.5rem;border-bottom:2px solid var(--enhancer-border);padding-bottom:.5rem}.histogram-container{background:linear-gradient(135deg,var(--enhancer-panel),var(--enhancer-control-bg));border-radius:12px;padding:1.5rem;border:2px solid var(--enhancer-border);box-shadow:0 8px 32px #0000001a;margin-top:1rem}.histogram-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.histogram-header 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ease;position:relative}.sudoku-cell:nth-child(3n){border-right:3px solid var(--brand)}.sudoku-row:nth-child(3n) .sudoku-cell{border-bottom:3px solid var(--brand)}.sudoku-cell:hover{background:var(--pastel-blue);transform:scale(1.05)}.sudoku-cell.selected{background:var(--brand);color:#fff;transform:scale(1.1);z-index:10;box-shadow:0 4px 12px #6366f166}.sudoku-cell.filled{background:var(--pastel-green);color:var(--text);font-weight:700}.sudoku-cell.highlighted{background:var(--pastel-yellow);color:var(--brand)}.number-pad{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;max-width:200px}.number-btn{width:50px;height:50px;border:2px solid var(--border);border-radius:12px;background:var(--panel);color:var(--text);font-size:1.4rem;font-weight:600;cursor:pointer;transition:all .2s ease}.number-btn:hover:not(:disabled){background:var(--brand);color:#fff;transform:translateY(-2px);box-shadow:0 4px 12px #6366f14d}.number-btn:disabled{opacity:.5;cursor:not-allowed}@media (max-width: 768px){.sudoku-game{flex-direction:column;align-items:center}.sudoku-cell{width:35px;height:35px;font-size:1.1rem}.number-btn{width:45px;height:45px}.sudoku-stats{gap:15px}.stat-item{padding:10px 15px;min-width:80px}}.puzzle-container{max-width:1200px;margin:0 auto;padding:20px;font-family:var(--font-mono)}.puzzle-header{text-align:center;margin-bottom:30px}.puzzle-title{font-size:2.5rem;font-weight:800;color:var(--brand);margin:0 0 10px;text-shadow:2px 2px 4px rgba(0,0,0,.1)}.puzzle-subtitle{font-size:1.1rem;color:var(--muted);margin-bottom:20px}.puzzle-stats{display:flex;justify-content:center;gap:20px;flex-wrap:wrap}.stat-item{background:var(--panel);padding:12px 18px;border-radius:8px;box-shadow:var(--shadow);border:2px solid var(--pastel-green);text-align:center;min-width:80px}.stat-label{display:block;font-size:.8rem;color:var(--muted);margin-bottom:3px;text-transform:uppercase;font-weight:600}.stat-value{display:block;font-size:1.2rem;font-weight:700;color:var(--brand)}.puzzle-controls{display:flex;justify-content:center;align-items:center;gap:15px;margin-bottom:25px;flex-wrap:wrap}.difficulty-select{padding:10px 14px;border:2px solid var(--border);border-radius:6px;background:var(--panel);color:var(--text);font-weight:600;cursor:pointer;font-family:var(--font-mono)}.view-toggle{padding:10px 16px;border:2px solid var(--border);border-radius:6px;background:var(--panel);color:var(--text);font-weight:600;cursor:pointer;transition:all .2s 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#0000001a}.image-name{font-size:.8rem;font-weight:600;color:var(--text);text-align:center;line-height:1.2}.victory-banner{background:linear-gradient(135deg,#10b981,#059669);color:#fff;padding:20px;border-radius:12px;text-align:center;font-size:1.2rem;font-weight:600;margin-bottom:20px;animation:celebrate .8s ease-out;box-shadow:0 4px 20px #10b9814d}@keyframes celebrate{0%{transform:scale(.9) rotate(-2deg);opacity:0}50%{transform:scale(1.05) rotate(1deg)}to{transform:scale(1) rotate(0);opacity:1}}.puzzle-game{display:grid;grid-template-columns:1fr 300px;gap:30px;align-items:flex-start}@media (max-width: 1024px){.puzzle-game{grid-template-columns:1fr;gap:20px}}.puzzle-main{position:relative;display:flex;justify-content:center}.puzzle-board{display:grid;gap:2px;background:var(--brand);padding:12px;border-radius:12px;box-shadow:var(--shadow);position:relative;max-width:500px}.puzzle-tile{aspect-ratio:1;background:var(--panel);border-radius:4px;cursor:pointer;transition:all .3s 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infinite;margin-bottom:10px}.puzzle-sidebar{display:flex;flex-direction:column;gap:20px}.puzzle-preview{background:var(--panel);border-radius:12px;padding:20px;text-align:center;box-shadow:var(--shadow)}.puzzle-preview h3{color:var(--muted);margin-bottom:15px;font-size:1.1rem}.preview-container{margin-bottom:15px}.preview-canvas{border-radius:8px;box-shadow:0 4px 12px #00000026;max-width:100%;height:auto}.preview-title{font-size:1rem;font-weight:600;color:var(--brand);margin:0}.puzzle-instructions{background:var(--panel);border-radius:12px;padding:20px;box-shadow:var(--shadow)}.puzzle-instructions h4{color:var(--text);margin-bottom:15px;font-size:1.1rem}.puzzle-instructions ul{list-style:none;padding:0;margin:0}.puzzle-instructions li{padding:8px 0;border-bottom:1px solid var(--border-light);color:var(--text-secondary);font-size:.9rem;line-height:1.4}.puzzle-instructions li:last-child{border-bottom:none}.puzzle-instructions li:before{content:"▸ ";color:var(--brand);font-weight:700}.btn{padding:10px 16px;border:2px solid var(--border);border-radius:6px;background:var(--panel);color:var(--text);font-weight:600;cursor:pointer;transition:all .2s ease;text-decoration:none;display:inline-block;font-family:var(--font-mono)}.btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #00000026}.btn.primary{background:var(--brand);color:#fff;border-color:var(--brand)}.btn.primary:hover{background:var(--brand-dark);border-color:var(--brand-dark)}@media (max-width: 768px){.puzzle-container{padding:15px}.puzzle-title{font-size:2rem}.puzzle-stats{gap:10px}.stat-item{padding:8px 12px;min-width:70px}.puzzle-controls{gap:10px}.image-selector{grid-template-columns:repeat(auto-fit,minmax(100px,1fr));gap:8px}.image-btn img{width:60px;height:45px}.image-name{font-size:.7rem}.puzzle-board{max-width:100%}.puzzle-tile{min-height:50px}.tile-number{font-size:1.2rem}}@media (max-width: 480px){.puzzle-title{font-size:1.8rem}.category-tabs{gap:5px}.category-tab{padding:6px 12px;font-size:.8rem}.image-selector{grid-template-columns:repeat(auto-fit,minmax(80px,1fr))}.puzzle-tile{min-height:40px}.tile-number{font-size:1rem}}.tic-tac-toe-container{display:flex;flex-direction:column;align-items:center;padding:20px;background-color:var(--bg);border-radius:10px;box-shadow:0 4px 6px #0000001a;max-width:800px;margin:40px auto;border:1px solid var(--border)}.tic-tac-toe-header{width:100%;text-align:center;margin-bottom:20px}.tic-tac-toe-title{font-size:2.5rem;font-weight:700;color:var(--text);margin-bottom:20px}.tic-tac-toe-stats{display:flex;justify-content:space-around;width:100%;max-width:500px;margin:0 auto;background-color:var(--panel);padding:15px;border-radius:8px;border:1px solid var(--border)}.stat-item{text-align:center}.stat-label{display:block;font-size:.9rem;color:var(--text-secondary);margin-bottom:5px}.stat-value{font-size:1.5rem;font-weight:700;color:var(--text)}.tic-tac-toe-game{display:flex;flex-direction:column;align-items:center;width:100%}.tic-tac-toe-board{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%;max-width:400px;margin-bottom:20px}.tic-tac-toe-square{width:100%;padding-bottom:100%;position:relative;background-color:var(--panel2);border:2px solid var(--border);border-radius:8px;cursor:pointer;transition:background-color .2s ease-in-out,transform .2s ease-in-out}.tic-tac-toe-square:hover{background-color:var(--brand-tint);transform:scale(1.05)}.tic-tac-toe-square.winning{background-color:var(--brand);animation:pulse .8s infinite}.tic-tac-toe-square .symbol{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:3rem;font-weight:700;color:var(--text)}.tic-tac-toe-square.winning .symbol{color:#fff}.tic-tac-toe-controls{display:flex;flex-direction:column;align-items:center;gap:15px;width:100%;max-width:400px}.game-mode-selector{display:flex;gap:10px;margin-bottom:10px}.difficulty-selector{display:flex;gap:10px;align-items:center;margin-bottom:10px}.difficulty-selector label{font-size:1rem;color:var(--text-secondary)}.difficulty-selector select{padding:8px;border-radius:5px;border:1px solid var(--border);background-color:var(--panel2);color:var(--text);font-size:1rem}.status-message{font-size:1.2rem;font-weight:500;color:var(--text);min-height:2rem;text-align:center}.btn{padding:10px 20px;border:none;border-radius:5px;font-size:1rem;cursor:pointer;transition:background-color .3s,color .3s}.btn.primary{background-color:var(--brand);color:#fff}.btn.primary:hover{background-color:var(--brand-hover)}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.08)}to{transform:scale(1)}}.hanoi-container{max-width:1000px;margin:0 auto;padding:20px}.hanoi-header{text-align:center;margin-bottom:30px}.hanoi-title{font-size:2.5rem;font-weight:800;color:var(--brand);margin:0 0 20px;text-shadow:2px 2px 4px rgba(0,0,0,.1)}.hanoi-description{color:var(--muted);font-size:1.1rem;max-width:600px;margin:0 auto 20px;line-height:1.6}.hanoi-stats{display:flex;justify-content:center;gap:20px;flex-wrap:wrap}.stat-item{background:var(--panel);padding:15px 20px;border-radius:12px;box-shadow:var(--shadow);border:2px solid var(--pastel-purple);text-align:center;min-width:100px}.stat-label{display:block;font-size:.9rem;color:var(--muted);margin-bottom:5px}.stat-value{display:block;font-size:1.4rem;font-weight:700;color:var(--brand)}.hanoi-controls{display:flex;justify-content:center;gap:15px;margin-bottom:30px;flex-wrap:wrap}.difficulty-select{padding:12px 16px;border:2px solid var(--border);border-radius:8px;background:var(--panel);color:var(--text);font-weight:600;cursor:pointer}.victory-banner{background:linear-gradient(135deg,#10b981,#059669);color:#fff;padding:20px;border-radius:12px;text-align:center;font-size:1.2rem;font-weight:600;margin-bottom:20px;animation:celebrate .6s ease-out}@keyframes celebrate{0%{transform:scale(.9);opacity:0}50%{transform:scale(1.05)}to{transform:scale(1);opacity:1}}.hanoi-game{display:flex;justify-content:center;padding:20px 0}.towers-container{display:flex;gap:60px;align-items:flex-end;justify-content:center}.tower{position:relative;width:120px;height:200px;cursor:pointer;transition:all .2s ease}.tower:hover{transform:translateY(-5px)}.tower.selected{transform:translateY(-10px)}.tower-pole{position:absolute;left:50%;bottom:20px;width:8px;height:160px;background:linear-gradient(to bottom,#8b5cf6,#6d28d9);border-radius:4px;transform:translate(-50%);box-shadow:0 4px 8px #0003}.tower-base{position:absolute;bottom:0;left:50%;width:100px;height:20px;background:linear-gradient(to bottom,#374151,#1f2937);border-radius:10px;transform:translate(-50%);box-shadow:0 4px 8px #0000004d}.disks-container{position:absolute;bottom:0;left:50%;transform:translate(-50%);width:100%;height:100%}.disk{position:absolute;left:50%;height:12px;border-radius:6px;transition:all .3s cubic-bezier(.175,.885,.32,1.275);display:flex;align-items:center;justify-content:center;font-weight:600;color:#fff;font-size:.8rem;text-shadow:1px 1px 2px rgba(0,0,0,.5);box-shadow:0 2px 4px #0003,inset 0 1px #ffffff4d;border:1px solid rgba(0,0,0,.2)}.disk:hover{transform:translate(-50%) scale(1.05);box-shadow:0 4px 8px #0000004d,inset 0 1px #ffffff4d}.tower-label{position:absolute;bottom:-30px;left:50%;transform:translate(-50%);font-weight:600;color:var(--muted);font-size:.9rem}@media (max-width: 768px){.towers-container{gap:30px;flex-wrap:wrap}.tower{width:80px;height:150px}.tower-pole{height:120px;width:6px}.tower-base{width:70px;height:15px}.disk{height:10px;font-size:.7rem}.hanoi-stats{gap:15px}.stat-item{padding:10px 15px;min-width:80px}}.dice-container{max-width:800px;margin:0 auto;padding:2rem;min-height:80vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.dice-header{text-align:center;margin-bottom:2rem}.dice-title{font-size:2.5rem;font-weight:800;color:var(--text);margin-bottom:.5rem;text-shadow:2px 2px 4px rgba(0,0,0,.1)}.dice-subtitle{font-size:1.1rem;color:var(--muted);margin-bottom:0}.dice-options{text-align:center;margin-bottom:2rem;padding:1.5rem;background:var(--panel);border:3px solid var(--border);border-radius:16px;box-shadow:4px 4px 0 var(--border)}.dice-options h3{color:var(--text);margin-bottom:1rem;font-size:1.2rem;font-weight:600}.dice-count-buttons{display:flex;gap:1rem;justify-content:center}.dice-count-btn{padding:.8rem 2rem;border:3px solid var(--border);border-radius:12px;background:var(--bg);color:var(--text);font-weight:600;font-size:1rem;cursor:pointer;transition:all .2s ease;min-width:100px}.dice-count-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 8px #0003}.dice-count-btn.active{background:var(--brand);color:#fff;border-color:var(--brand);box-shadow:0 4px 12px #6366f14d}.dice-count-btn:disabled{opacity:.6;cursor:not-allowed}.dice-game-area{background:linear-gradient(135deg,var(--pastel-blue),var(--pastel-purple));border:3px solid var(--border);border-radius:20px;padding:3rem 2rem;text-align:center;margin-bottom:2rem;box-shadow:8px 8px 0 var(--border);position:relative;overflow:hidden}.dice-game-area:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 30% 30%,rgba(255,255,255,.3),transparent),radial-gradient(circle at 70% 70%,rgba(255,255,255,.2),transparent);pointer-events:none}.dice-display{display:flex;justify-content:center;gap:2rem;margin-bottom:2rem;perspective:1000px;position:relative;z-index:1}.dice-3d{width:120px;height:120px;position:relative;transform-style:preserve-3d;transition:transform .3s ease}.dice-3d.rolling{animation:diceRoll 1s ease-in-out infinite}@keyframes diceRoll{0%{transform:rotateX(0) rotateY(0) rotate(0)}25%{transform:rotateX(90deg) rotateY(180deg) rotate(45deg)}50%{transform:rotateX(180deg) rotateY(360deg) rotate(90deg)}75%{transform:rotateX(270deg) rotateY(540deg) rotate(135deg)}to{transform:rotateX(360deg) rotateY(720deg) rotate(180deg)}}.dice-face{position:absolute;width:120px;height:120px;background:linear-gradient(145deg,#fff,#f0f0f0);border:3px solid var(--border);border-radius:20px;display:flex;align-items:center;justify-content:center;box-shadow:inset 0 0 0 2px #fffc,inset 0 0 20px #0000001a,0 8px 16px #0003}.dice-front{transform:rotateY(0) translateZ(60px)}.dice-dots{display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);gap:8px;width:80px;height:80px;position:absolute}.dice-dot{width:16px;height:16px;border-radius:50%;background:transparent;transition:all .2s ease}.dice-dot.active{background:radial-gradient(circle,#2d3748,#1a202c);box-shadow:inset 0 2px 4px #0000004d,0 2px 4px #0003}.dice-number{position:absolute;font-size:2rem;font-weight:800;color:transparent;pointer-events:none}.dice-result{margin-bottom:2rem;position:relative;z-index:1}.result-single,.result-multiple{background:#ffffffe6;border:2px solid var(--border);border-radius:16px;padding:1.5rem;display:inline-block;min-width:200px}.individual-dice{margin-bottom:1rem}.dice-value{display:inline-block;margin:0 .5rem;font-size:1.5rem;font-weight:600;color:var(--text)}.total-sum{border-top:2px solid var(--border);padding-top:1rem}.result-label{font-size:1.1rem;font-weight:600;color:var(--muted);margin-right:.5rem}.result-value{font-size:2rem;font-weight:800;color:var(--brand);text-shadow:1px 1px 2px rgba(0,0,0,.1)}.roll-button{padding:1rem 2.5rem;font-size:1.3rem;font-weight:700;border:3px solid var(--border);border-radius:16px;background:linear-gradient(135deg,var(--pastel-green),var(--pastel-yellow));color:var(--text);cursor:pointer;transition:all .3s ease;box-shadow:0 4px 8px #0003;position:relative;z-index:1}.roll-button:hover:not(:disabled){transform:translateY(-3px);box-shadow:0 8px 16px #0000004d}.roll-button:active{transform:translateY(1px);box-shadow:0 2px 4px #0003}.roll-button.rolling{animation:buttonPulse 1s ease-in-out infinite}@keyframes buttonPulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.roll-button:disabled{opacity:.7;cursor:not-allowed}.dice-stats{background:var(--panel);border:3px solid var(--border);border-radius:16px;padding:1.5rem;margin-bottom:2rem;box-shadow:4px 4px 0 var(--border)}.stats-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.clear-btn{padding:.5rem 1rem;border:2px solid var(--border);border-radius:8px;background:var(--pastel-red);color:var(--text);font-weight:600;cursor:pointer;transition:all .2s ease}.clear-btn:hover{background:#ef4444;color:#fff}.stats-summary{display:flex;gap:2rem;margin-bottom:1.5rem;flex-wrap:wrap}.stat-item{display:flex;flex-direction:column;align-items:center;min-width:120px}.stat-label{font-size:.9rem;color:var(--muted);font-weight:600;margin-bottom:.25rem}.stat-value{font-size:1.5rem;font-weight:700;color:var(--brand)}.roll-history{max-height:200px;overflow-y:auto}.history-item{display:flex;justify-content:space-between;align-items:center;padding:.75rem;margin-bottom:.5rem;background:var(--bg);border:2px solid var(--border);border-radius:8px;transition:all .2s ease}.history-item:hover{background:var(--pastel-yellow);transform:translate(4px)}.history-dice{font-size:1.2rem;font-weight:600}.history-result{font-weight:600;color:var(--brand)}.history-time{font-size:.8rem;color:var(--muted)}.dice-instructions{background:var(--panel);border:3px solid var(--border);border-radius:16px;padding:1.5rem;margin-bottom:2rem;box-shadow:4px 4px 0 var(--border)}.dice-instructions h3{color:var(--text);margin-bottom:1rem;font-size:1.2rem;font-weight:600}.dice-instructions ul{list-style:none;padding:0;margin:0}.dice-instructions li{color:var(--text);font-weight:500;position:relative;padding:.5rem 0 .5rem 1.5rem}.dice-instructions li:before{content:"🎯";position:absolute;left:0;top:.5rem}@media (max-width: 768px){.dice-container{padding:1rem}.dice-title{font-size:2rem}.dice-display{gap:1rem}.dice-3d{width:80px;height:80px}.dice-face{width:80px;height:80px;border-radius:12px}.dice-front{transform:rotateY(0) translateZ(40px)}.dice-dots{width:60px;height:60px;gap:6px}.dice-dot{width:12px;height:12px}.dice-count-buttons{flex-direction:column;align-items:center}.stats-summary{justify-content:center;gap:1rem}.history-item{flex-direction:column;text-align:center;gap:.5rem}}@media (max-width: 480px){.dice-game-area{padding:2rem 1rem}.roll-button{font-size:1.1rem;padding:.8rem 2rem}}.coin-container{max-width:800px;margin:0 auto;padding:2rem;min-height:80vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.coin-header{text-align:center;margin-bottom:2rem}.coin-title{font-size:2.5rem;font-weight:800;color:var(--text);margin-bottom:.5rem;text-shadow:2px 2px 4px rgba(0,0,0,.1)}.coin-subtitle{font-size:1.1rem;color:var(--muted);margin-bottom:0}.game-mode-selection{text-align:center;margin-bottom:2rem;padding:1.5rem;background:var(--panel);border:3px solid var(--border);border-radius:16px;box-shadow:4px 4px 0 var(--border)}.game-mode-selection h3{color:var(--text);margin-bottom:1rem;font-size:1.2rem;font-weight:600}.mode-buttons{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem;margin-bottom:1rem}.mode-btn{padding:.8rem 1.5rem;border:3px solid var(--border);border-radius:12px;background:var(--bg);color:var(--text);font-weight:600;font-size:.9rem;cursor:pointer;transition:all .2s ease;min-height:60px;display:flex;align-items:center;justify-content:center}.mode-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 8px #0003}.mode-btn.active{background:var(--brand);color:#fff;border-color:var(--brand);box-shadow:0 4px 12px #6366f14d}.mode-btn:disabled{opacity:.6;cursor:not-allowed}.series-options{text-align:center;margin-bottom:2rem;padding:1.5rem;background:var(--panel);border:3px solid var(--border);border-radius:16px;box-shadow:4px 4px 0 var(--border)}.series-options h3{color:var(--text);margin-bottom:1rem;font-size:1.2rem;font-weight:600}.series-buttons{display:flex;gap:1rem;justify-content:center;margin-bottom:1rem}.series-btn{padding:.8rem 1.5rem;border:3px solid var(--border);border-radius:12px;background:var(--bg);color:var(--text);font-weight:600;cursor:pointer;transition:all .2s ease;min-width:100px}.series-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 8px #0003}.series-btn.active{background:var(--pastel-green);border-color:#22c55e}.series-btn:disabled{opacity:.6;cursor:not-allowed}.start-game{text-align:center;margin-bottom:2rem}.start-game-btn{padding:1rem 2.5rem;font-size:1.2rem;font-weight:700;border:3px solid var(--border);border-radius:16px;background:linear-gradient(135deg,var(--pastel-green),var(--pastel-blue));color:var(--text);cursor:pointer;transition:all .3s ease;box-shadow:0 4px 8px #0003}.start-game-btn:hover:not(:disabled){transform:translateY(-3px);box-shadow:0 8px 16px #0000004d}.start-game-btn:disabled{opacity:.6;cursor:not-allowed}.coin-game-area{background:linear-gradient(135deg,var(--pastel-blue),var(--pastel-purple));border:3px solid var(--border);border-radius:20px;padding:4rem 2rem;text-align:center;margin-bottom:2rem;box-shadow:8px 8px 0 var(--border);position:relative;overflow:hidden;min-height:400px}.coin-game-area:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 20%,rgba(255,255,255,.3),transparent),radial-gradient(circle at 80% 80%,rgba(255,255,255,.2),transparent);pointer-events:none}.coin-display{display:flex;justify-content:center;align-items:center;margin-bottom:2rem;perspective:1000px;height:200px;position:relative;z-index:1}.coin-3d{width:150px;height:150px;position:relative;transform-style:preserve-3d;transition:transform .3s ease}.coin-3d.flipping{animation:coinFlip 2s ease-in-out}@keyframes coinFlip{0%{transform:rotateY(0) rotateX(0)}25%{transform:rotateY(450deg) rotateX(180deg)}50%{transform:rotateY(900deg) rotateX(360deg)}75%{transform:rotateY(1350deg) rotateX(540deg)}to{transform:rotateY(1800deg) rotateX(720deg)}}.coin-3d.show-heads{transform:rotateY(0)}.coin-3d.show-tails{transform:rotateY(180deg)}.coin-face{position:absolute;width:150px;height:150px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 0 20px #0000004d,inset 0 0 20px #fff3;backface-visibility:hidden}.coin-heads{background:linear-gradient(145deg,gold,orange,#ff8c00);transform:rotateY(0) translateZ(5px)}.coin-tails{background:linear-gradient(145deg,silver,#a0a0a0,gray);transform:rotateY(180deg) translateZ(5px)}.coin-design{width:100%;height:100%;border-radius:50%;position:relative;display:flex;align-items:center;justify-content:center}.coin-circle{width:120px;height:120px;border:3px solid rgba(0,0,0,.3);border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;background:#ffffff1a}.heads-design .coin-circle{border-color:#8b451399}.profile-head{width:30px;height:35px;background:#000000b3;border-radius:50% 50% 40% 40%;margin-bottom:2px;position:relative}.profile-head:before{content:"";position:absolute;top:8px;right:5px;width:8px;height:8px;background:#ffffff4d;border-radius:50%}.profile-neck{width:20px;height:15px;background:#000000b3;border-radius:0 0 40% 40%}.heads-text{position:absolute;bottom:15px;font-size:.8rem;font-weight:800;color:#8b4513cc;text-shadow:1px 1px 2px rgba(0,0,0,.3)}.tails-design .coin-circle{border-color:#0006}.eagle-symbol{display:flex;flex-direction:column;align-items:center;position:relative}.eagle-body{width:8px;height:25px;background:#000000b3;border-radius:40%;margin-bottom:5px}.eagle-wings{display:flex;gap:5px;margin-top:-10px}.wing{width:20px;height:12px;background:#000000b3;border-radius:50% 10%}.left-wing{transform:rotate(-15deg)}.right-wing{transform:rotate(15deg)}.tails-text{position:absolute;bottom:15px;font-size:.8rem;font-weight:800;color:#0009;text-shadow:1px 1px 2px rgba(255,255,255,.3)}.coin-edge{position:absolute;width:150px;height:150px;border-radius:50%;background:linear-gradient(90deg,#b8860b,#daa520,#b8860b);transform:rotateX(90deg) translateZ(0);opacity:.8;z-index:-1}.coin-border-pattern{position:absolute;width:140px;height:140px;border-radius:50%;border:2px dotted rgba(0,0,0,.2);top:50%;left:50%;transform:translate(-50%,-50%)}.result-display{margin-bottom:2rem;position:relative;z-index:1;animation:resultPop .5s ease-out}@keyframes resultPop{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}.result-display.heads{color:gold}.result-display.tails{color:silver}.result-icon{font-size:4rem;margin-bottom:.5rem;animation:bounce 1s ease-in-out infinite}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.result-text{font-size:2.5rem;font-weight:800;text-shadow:2px 2px 4px rgba(0,0,0,.3);margin-bottom:.5rem}.result-subtext{font-size:1.2rem;color:var(--text);font-weight:600}.flipping-message{margin-bottom:2rem;position:relative;z-index:1}.flip-text{font-size:1.5rem;font-weight:600;color:var(--text);margin-bottom:1rem}.flip-dots{display:flex;justify-content:center;gap:.5rem}.flip-dots span{width:12px;height:12px;background:var(--brand);border-radius:50%;animation:dotBounce 1.4s ease-in-out infinite}.flip-dots span:nth-child(1){animation-delay:0s}.flip-dots span:nth-child(2){animation-delay:.2s}.flip-dots span:nth-child(3){animation-delay:.4s}@keyframes dotBounce{0%,80%,to{transform:scale(.8);opacity:.5}40%{transform:scale(1.2);opacity:1}}.flip-button{padding:1rem 2.5rem;font-size:1.3rem;font-weight:700;border:3px solid var(--border);border-radius:16px;background:linear-gradient(135deg,var(--pastel-green),var(--pastel-yellow));color:var(--text);cursor:pointer;transition:all .3s ease;box-shadow:0 4px 8px #0003;position:relative;z-index:1}.flip-button:hover:not(:disabled){transform:translateY(-3px);box-shadow:0 8px 16px #0000004d}.flip-button:active{transform:translateY(1px);box-shadow:0 2px 4px #0003}.flip-button.flipping{animation:buttonShake .5s ease-in-out infinite}@keyframes buttonShake{0%,to{transform:translate(0)}25%{transform:translate(-2px)}75%{transform:translate(2px)}}.flip-button:disabled{opacity:.7;cursor:not-allowed}.coin-stats{background:var(--panel);border:3px solid var(--border);border-radius:16px;padding:1.5rem;margin-bottom:2rem;box-shadow:4px 4px 0 var(--border)}.stats-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.stats-header h3{color:var(--text);margin:0;font-size:1.3rem;font-weight:600}.reset-btn{padding:.5rem 1rem;border:2px solid var(--border);border-radius:8px;background:var(--pastel-red);color:var(--text);font-weight:600;cursor:pointer;transition:all .2s ease}.reset-btn:hover{background:#ef4444;color:#fff}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem}.stat-card{background:var(--bg);border:2px solid var(--border);border-radius:12px;padding:1rem;text-align:center;transition:all .2s ease}.stat-card:hover{transform:translateY(-2px);box-shadow:0 4px 8px #0000001a}.heads-stat{border-left:4px solid #FFD700}.tails-stat{border-left:4px solid #C0C0C0}.total-stat{border-left:4px solid var(--brand)}.streak-stat{border-left:4px solid #ff6b6b}.stat-icon{font-size:2rem;margin-bottom:.5rem}.stat-title{font-size:.8rem;font-weight:600;color:var(--muted);margin-bottom:.25rem}.stat-count{font-size:1.8rem;font-weight:800;color:var(--text);margin-bottom:.25rem}.stat-percentage{font-size:.9rem;font-weight:600;color:var(--brand)}.flip-history{background:var(--panel);border:3px solid var(--border);border-radius:16px;padding:1.5rem;margin-bottom:2rem;box-shadow:4px 4px 0 var(--border)}.flip-history h3{color:var(--text);margin-bottom:1rem;font-size:1.2rem;font-weight:600}.history-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:.75rem}.history-item{background:var(--bg);border:2px solid var(--border);border-radius:8px;padding:.75rem;display:flex;justify-content:space-between;align-items:center;transition:all .2s ease}.history-item:hover{transform:translate(4px)}.history-item.heads{border-left:4px solid #FFD700}.history-item.tails{border-left:4px solid #C0C0C0}.history-number{font-size:.8rem;color:var(--muted);font-weight:600}.history-result{display:flex;align-items:center;gap:.5rem}.history-icon{font-size:1.2rem}.history-text{font-weight:600;color:var(--text)}.history-time{font-size:.7rem;color:var(--muted)}.coin-instructions{background:var(--panel);border:3px solid var(--border);border-radius:16px;padding:1.5rem;margin-bottom:2rem;box-shadow:4px 4px 0 var(--border)}.coin-instructions h3{color:var(--text);margin-bottom:1rem;font-size:1.2rem;font-weight:600}.coin-instructions ul{list-style:none;padding:0;margin:0}.coin-instructions li{color:var(--text);font-weight:500;position:relative;padding:.5rem 0 .5rem 1.5rem}.coin-instructions li:before{content:"🎯";position:absolute;left:0;top:.5rem}@media (max-width: 768px){.coin-container{padding:1rem}.coin-title{font-size:2rem}.coin-game-area{padding:2rem 1rem}.coin-3d,.coin-face{width:120px;height:120px}.coin-circle{width:100px;height:100px}.coin-edge{width:120px;height:120px}.result-text{font-size:2rem}.result-icon{font-size:3rem}.stats-grid{grid-template-columns:repeat(2,1fr)}.history-grid{grid-template-columns:1fr}.history-item{flex-direction:column;text-align:center;gap:.5rem}}@media (max-width: 480px){.flip-button{font-size:1.1rem;padding:.8rem 2rem}.coin-3d,.coin-face{width:100px;height:100px}.coin-circle{width:80px;height:80px}.stats-grid{grid-template-columns:1fr}}.ping-pong-container{min-height:100vh;padding:2rem;color:var(--text);font-family:var(--font-mono)}.ping-pong-content{max-width:1000px;margin:0 auto;display:flex;flex-direction:column;gap:2rem}.game-header{text-align:center;margin-bottom:1rem}.game-title{font-size:4rem;font-weight:700;margin-bottom:1rem;color:var(--text);text-shadow:4px 4px 0px rgba(0,0,0,.2);line-height:1}.game-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1rem;padding:2rem;border:4px solid var(--border);border-radius:12px;box-shadow:8px 8px #0003;margin:0 auto;max-width:600px}.stat-item{text-align:center;display:flex;flex-direction:column;gap:.5rem}.stat-label{font-size:.9rem;font-weight:700;color:var(--text-secondary);letter-spacing:1px}.stat-value{font-size:1.8rem;font-weight:700;color:var(--text);font-family:var(--font-mono)}.game-controls{display:flex;justify-content:space-between;align-items:center;padding:2rem;border:4px solid var(--border);border-radius:12px;box-shadow:8px 8px #0003;flex-wrap:wrap;gap:1rem}.difficulty-selector{display:flex;align-items:center;gap:1rem}.control-label{font-size:1rem;font-weight:700;color:var(--text)}.difficulty-select{padding:.8rem 1rem;border:3px solid var(--border);border-radius:8px;background:#fff;color:var(--text);font-family:var(--font-mono);font-weight:700;font-size:1rem;cursor:pointer;box-shadow:4px 4px #0003;transition:all .2s ease}.difficulty-select:hover{transform:translate(-2px,-2px);box-shadow:6px 6px #0000004d}.difficulty-select:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:4px 4px #0000001a}.gyro-control{display:flex;align-items:center}.control-buttons{display:flex;gap:1rem;flex-wrap:wrap}.game-area{position:relative;padding:2rem;border:4px solid var(--border);border-radius:12px;box-shadow:8px 8px #0003;display:flex;justify-content:center;align-items:center}.game-canvas{border:3px solid var(--border);border-radius:8px;box-shadow:inset 4px 4px 8px #0000001a;max-width:100%;width:100%;height:auto;max-height:400px;display:block}.game-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#000c;display:flex;justify-content:center;align-items:center;border-radius:8px;z-index:10}.overlay-content{text-align:center;color:#fff;padding:2rem;background:#000000e6;border:3px solid white;border-radius:12px;box-shadow:8px 8px #fff3;max-width:90%}.overlay-content h2{font-size:2.5rem;margin-bottom:1rem;text-shadow:2px 2px 0px rgba(0,0,0,.5)}.overlay-content p{font-size:1.2rem;margin-bottom:.5rem;opacity:.9}.victory-overlay .overlay-content{background:linear-gradient(135deg,#4ade80,#22c55e);color:var(--text);border-color:var(--border)}.victory-title{animation:bounce .8s ease-in-out infinite alternate}@keyframes bounce{0%{transform:translateY(0)}to{transform:translateY(-10px)}}.final-stats{margin:1.5rem 0;padding:1rem;background:#fff3;border-radius:8px;border:2px solid rgba(255,255,255,.3)}.final-stats p{margin:.5rem 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480px){.game-title{font-size:2rem}.game-stats{grid-template-columns:1fr;gap:.5rem;padding:1rem}.stat-value{font-size:1.2rem}.btn{padding:.7rem .9rem;font-size:.8rem}.overlay-content{padding:1rem}.overlay-content h2{font-size:1.5rem}.key{padding:.4rem .6rem;font-size:.8rem;min-width:50px}.control-item{padding:.8rem}.game-controls{gap:.5rem}}@media (max-height: 700px) and (max-width: 768px){.overlay-content{padding:1rem;max-height:80vh;overflow-y:auto}.overlay-content h2{font-size:1.3rem}.overlay-content p{font-size:.9rem}}@media (hover: none) and (pointer: coarse){.btn:hover,.difficulty-select:hover{transform:none;box-shadow:4px 4px #0003}.control-item:hover{transform:none}}.reverse-image-search-container{min-height:100vh;padding:2rem;color:var(--text);font-family:var(--font-mono);outline:none}.reverse-image-search-content{max-width:1000px;margin:0 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0%,transparent 50%);pointer-events:none;z-index:0}.upload-area{text-align:center;position:relative;z-index:1}.upload-icon{font-size:4rem;margin-bottom:1rem;opacity:.8}.upload-area h3{font-size:1.8rem;font-weight:700;margin-bottom:.5rem;color:var(--text)}.upload-area p{color:var(--text-secondary);margin-bottom:2rem;font-size:1rem}.upload-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:2rem}.paste-hint{font-size:.9rem;color:var(--text-muted);padding:1rem;background:#ffff001a;border-radius:8px;border:2px solid rgba(255,255,0,.3);margin-top:1rem}.image-preview{text-align:center;position:relative;z-index:1}.preview-image{max-width:100%;max-height:400px;border:4px solid var(--border);border-radius:8px;box-shadow:6px 6px #0003;margin-bottom:1.5rem}.image-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.btn{padding:.8rem 1.5rem;border:3px solid var(--border);border-radius:8px;font-family:var(--font-mono);font-weight:700;font-size:1rem;cursor:pointer;transition:all .2s ease;text-decoration:none;display:inline-flex;align-items:center;gap:.5rem;white-space:nowrap;box-shadow:4px 4px #0003}.btn:hover{transform:translate(-2px,-2px);box-shadow:6px 6px #0000004d}.btn:active{transform:translate(2px,2px);box-shadow:2px 2px #0003}.btn.primary{background:var(--brand);color:#fff;border-color:var(--brand-dark)}.btn.secondary{background:#fff;color:var(--text);border-color:var(--border)}.btn:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:4px 4px #0000001a}.error-message{padding:1rem 1.5rem;border:3px solid var(--border-error);border-radius:8px;background:#ff00001a;color:var(--text-error);font-weight:700;text-align:center;box-shadow:4px 4px #0003}.processing-indicator{text-align:center;padding:2rem;border:3px solid var(--border);border-radius:8px;box-shadow:4px 4px #0003}.spinner{width:40px;height:40px;border:4px solid rgba(0,0,0,.1);border-left:4px solid var(--brand);border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 1rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.search-results{border:4px solid var(--border);border-radius:12px;padding:2rem;box-shadow:8px 8px #0003}.search-results h3{font-size:1.5rem;font-weight:700;margin-bottom:.5rem;color:var(--text)}.search-instructions{color:var(--text-secondary);margin-bottom:2rem;font-size:1rem}.search-engines-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:2rem}.search-engine-card{display:flex;align-items:center;gap:.8rem;padding:1rem;border:3px solid var(--border);border-radius:8px;background:#fff;text-decoration:none;color:var(--text);transition:all .2s ease;box-shadow:4px 4px #0003}.search-engine-card:hover{transform:translate(-2px,-2px);box-shadow:6px 6px #0000004d}.search-engine-card:active{transform:translate(2px,2px);box-shadow:2px 2px #0003}.engine-icon{font-size:1.5rem}.engine-name{flex:1;font-weight:700}.external-link{font-size:1.2rem}.search-tips{border:3px solid rgba(255,193,7,.5);border-radius:8px;padding:1.5rem;box-shadow:4px 4px #0000001a}.search-tips h4{font-size:1.2rem;font-weight:700;margin-bottom:1rem;color:var(--text)}.search-tips ul{list-style:none;padding:0;margin:0}.search-tips li{margin-bottom:.8rem;padding-left:0}.search-tips strong{color:var(--brand)}.instructions{border:4px solid var(--border);border-radius:12px;padding:2rem;box-shadow:8px 8px #0003}.instructions h3{font-size:1.5rem;font-weight:700;margin-bottom:1rem;color:var(--text)}.instructions ol{padding-left:1.5rem}.instructions li{margin-bottom:1rem;line-height:1.6}.instructions ul{margin:.5rem 0;padding-left:1.5rem}.instructions ul li{margin-bottom:.3rem}@media (max-width: 768px){.reverse-image-search-container{padding:1rem}.reverse-image-search-header h1{font-size:2rem}.image-input-section{padding:2rem 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#b3d9e8;display:flex;flex-direction:column;gap:20px}.game-board{display:flex;flex-direction:column;gap:2px;background:#333;border:3px solid #333;border-radius:8px;overflow:hidden;box-shadow:0 6px 12px #0000004d}.cell{width:55px;height:55px;background:#fff;display:flex;align-items:center;justify-content:center;position:relative;font-size:1rem;font-weight:700;cursor:default;transition:all .2s ease;border:1px solid #ddd}.cell:hover{background:#f0f8ff;transform:scale(1.05);z-index:1;box-shadow:0 2px 4px #0003}.cell.snake{background:linear-gradient(135deg,#ffebee,#ffcdd2);border:1px solid #f44336}.cell.ladder{background:linear-gradient(135deg,#e8f5e8,#c8e6c9);border:1px solid #4caf50}.cell.occupied{background:linear-gradient(135deg,#e3f2fd,#bbdefb);border:2px solid #2196f3}.cell-number{position:absolute;top:2px;left:2px;font-size:.7rem;color:#666;font-weight:400}.snake-icon,.ladder-icon{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:1.8rem;z-index:1;text-shadow:1px 1px 2px rgba(0,0,0,.3)}.player-token{width:25px;height:25px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700;color:#fff;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:2;box-shadow:0 2px 4px #0000004d;border:1px solid white;text-shadow:1px 1px 1px rgba(0,0,0,.3)}.player-token.red{background:linear-gradient(145deg,#ff6b6b,#ee5a52)}.player-token.blue{background:linear-gradient(145deg,#4ecdc4,#44a08d)}.dice-section{text-align:center}.dice{width:70px;height:70px;background:linear-gradient(145deg,#fff,#f0f0f0);border:4px solid #333;border-radius:15px;display:flex;align-items:center;justify-content:center;font-size:2.5rem;font-weight:700;cursor:pointer;margin:0 auto 15px;box-shadow:0 6px 12px #0000004d;transition:all .3s ease;color:#333}.dice:hover:not(.rolling):not(.disabled){transform:scale(1.05);box-shadow:0 8px 16px #0006;background:linear-gradient(145deg,#f8f8f8,#e0e0e0)}.dice.rolling{animation:roll .5s ease-in-out infinite;background:linear-gradient(145deg,#ffeb3b,#ffc107)}.dice.disabled{opacity:.5;cursor:not-allowed}@keyframes roll{0%{transform:rotate(0) scale(1)}25%{transform:rotate(90deg) scale(1.1)}50%{transform:rotate(180deg) scale(1)}75%{transform:rotate(270deg) scale(1.1)}to{transform:rotate(360deg) scale(1)}}.current-player{font-size:1.2rem;font-weight:700;color:#333;margin-bottom:15px;padding:10px;background:#fffc;border-radius:8px}.current-player .red{color:#ff4757;font-weight:700}.current-player .blue{color:#3742fa;font-weight:700}.players-info{flex:1}.player-card{background:#fff;padding:15px;border-radius:12px;margin-bottom:15px;border:3px solid #e9ecef;transition:all .3s ease;box-shadow:0 2px 4px #0000001a}.player-card.active{border-color:#007bff;box-shadow:0 0 15px #007bff66;transform:scale(1.02);background:linear-gradient(135deg,#e3f2fd,#bbdefb)}.player-header{display:flex;align-items:center;margin-bottom:8px;justify-content:space-between}.player-color{width:25px;height:25px;border-radius:50%;margin-right:12px;border:2px solid white;box-shadow:0 2px 4px #0003}.player-color.red{background:linear-gradient(145deg,#ff6b6b,#ee5a52)}.player-color.blue{background:linear-gradient(145deg,#4ecdc4,#44a08d)}.player-name{font-weight:700;font-size:1.2rem;color:#333}.computer-tag{font-size:1.2rem}.player-position{color:#666;font-size:1rem;font-weight:500}.winner-tag{color:#28a745;font-weight:700;font-size:1rem;margin-top:5px;background:#28a7451a;padding:3px 8px;border-radius:10px;display:inline-block}.btn{padding:12px 24px;border:none;border-radius:8px;cursor:pointer;font-size:1.1rem;font-weight:700;transition:all .3s ease;box-shadow:0 3px 6px #0003;margin:5px;width:100%}.btn.primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.move-history{background:linear-gradient(135deg,#f8f9fa,#e9ecef);padding:20px;border-radius:15px;margin-top:20px;box-shadow:0 4px 8px #0000001a;border:2px solid #dee2e6}.move-history h3{margin-top:0;color:#333;font-size:1.3rem;border-bottom:2px solid #007bff;padding-bottom:8px}.history-list{max-height:200px;overflow-y:auto}.history-item{padding:10px;margin-bottom:8px;border-radius:8px;background:#fff;border-left:4px solid #007bff;box-shadow:0 2px 4px #0000001a;font-size:.95rem}.history-item.snake{border-left-color:#f44336;background:linear-gradient(135deg,#ffebee,#fff)}.history-item.ladder{border-left-color:#4caf50;background:linear-gradient(135deg,#e8f5e8,#fff)}.history-item.normal{border-left-color:#17a2b8;background:linear-gradient(135deg,#e3f2fd,#fff)}.player-name{font-weight:700;margin-right:5px}.move-details{color:#666;font-size:.9rem}.event-icon{float:right;font-size:1rem;font-weight:700}@media (max-width: 768px){.game-layout{flex-direction:column}.snakes-ladders-game{padding:10px}.cell{width:40px;height:40px;font-size:.8rem}.cell-number{font-size:.6rem}.player-token{width:20px;height:20px;font-size:.6rem}.dice{width:60px;height:60px;font-size:2rem}.player-header{flex-direction:column;align-items:flex-start;gap:5px}.mode-buttons{flex-direction:column;align-items:center}.mode-buttons .btn{width:100%;max-width:200px}}@media (max-width: 480px){.cell{width:30px;height:30px}.dice{width:50px;height:50px;font-size:1.5rem}.game-title{font-size:1.5rem}.current-player{font-size:1.1rem}}.checkers-game{max-width:600px;margin:0 auto;padding:20px;font-family:Arial,sans-serif}.game-header{text-align:center;margin-bottom:20px}.game-title{color:var(--enhancer-text);font-size:2rem;margin-bottom:10px}.winner-banner{background-color:#28a745;color:#fff;padding:15px;border-radius:10px;font-size:1.8rem;font-weight:700;margin:10px 0;animation:winnerPulse 2s infinite;box-shadow:0 4px 8px #0003;display:flex;align-items:center;justify-content:center;text-align:center}.computer-thinking{background:linear-gradient(45deg,#2196f3,#1976d2);color:#fff;padding:10px;border-radius:8px;font-size:1.1rem;font-weight:700;margin:10px 0;animation:thinkingPulse 1s infinite}.jump-chain{background:linear-gradient(45deg,#ff9800,#f57c00);color:#fff;padding:10px;border-radius:8px;font-size:1.1rem;font-weight:700;margin:10px 0;animation:jumpPulse .5s infinite}@keyframes winnerPulse{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}@keyframes thinkingPulse{0%{opacity:1}50%{opacity:.8}to{opacity:1}}@keyframes jumpPulse{0%{transform:scale(1)}50%{transform:scale(1.02)}to{transform:scale(1)}}.game-mode-selector{background:#f8f9fa;padding:15px;border-radius:10px;margin-bottom:20px;box-shadow:0 2px 4px #0000001a;text-align:center}.mode-buttons{display:flex;gap:10px;justify-content:center;margin-bottom:15px;flex-wrap:wrap}.difficulty-selector{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap}.difficulty-dropdown{padding:8px 12px;border:2px solid #007bff;border-radius:5px;background:#fff;font-size:1rem;cursor:pointer}.game-info{display:flex;justify-content:space-between;align-items:center;background:#f8f9fa;padding:15px;border-radius:10px;margin-bottom:20px;box-shadow:0 2px 4px #0000001a}.current-player{font-size:1.2rem;font-weight:700}.current-player .red{color:#ff4757}.current-player .black{color:#333}.score-board{display:flex;gap:20px}.score-item{display:flex;align-items:center;gap:8px}.board-container{display:flex;justify-content:center;margin-bottom:20px}.checkers-board{border:4px solid #8B4513;border-radius:8px;overflow:hidden;box-shadow:0 6px 12px #0000004d;background:#deb887}.square{width:60px;height:60px;display:flex;align-items:center;justify-content:center;position:relative;cursor:pointer;transition:all .2s ease}.square.light{background:wheat}.square.dark{background:#8b4513}.square.selected{background:#90ee90!important;box-shadow:inset 0 0 15px #0006}.square.valid-move{background:#32cd32!important}.square.valid-move:hover{background:#228b22!important}.piece{width:45px;height:45px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.8rem;font-weight:700;box-shadow:0 3px 6px #0000004d;transition:all .2s ease;border:2px solid #fff}.piece.red{background:linear-gradient(145deg,#ff6b6b,#ee5a52);color:#fff;text-shadow:1px 1px 2px rgba(0,0,0,.5)}.piece.black{background:linear-gradient(145deg,#333,#000);color:#fff;text-shadow:1px 1px 2px rgba(0,0,0,.5)}.piece.king{font-size:2rem;animation:kingGlow 2s infinite}@keyframes kingGlow{0%{box-shadow:0 0 5px gold}50%{box-shadow:0 0 20px gold}to{box-shadow:0 0 5px gold}}.move-indicator{width:20px;height:20px;border-radius:50%;background:#ffffffb3;position:absolute}.game-controls{text-align:center;margin-bottom:20px}.btn{padding:12px 24px;border:none;border-radius:8px;cursor:pointer;font-size:1.1rem;font-weight:700;transition:all .3s ease;box-shadow:0 3px 6px #0003;margin:5px}.btn.primary{background:linear-gradient(135deg,#007bff,#0056b3);color:#fff;border:2px solid #0056b3}.btn.primary:hover:not(:disabled){background:linear-gradient(135deg,#0056b3,#004085);transform:translateY(-2px);box-shadow:0 5px 10px #0000004d}.btn.secondary{background:linear-gradient(135deg,#6c757d,#495057);color:#fff;border:2px solid #495057}.btn.secondary:hover{background:linear-gradient(135deg,#495057,#343a40);transform:translateY(-2px);box-shadow:0 5px 10px #0000004d}.game-rules{background:#e8f4f8;padding:15px;border-radius:10px;margin-top:15px;font-size:.9rem}.game-rules p{margin:5px 0;color:#333}.move-history{background:#f8f9fa;padding:15px;border-radius:10px;box-shadow:0 2px 4px #0000001a}.move-history h3{margin-top:0;color:#333;border-bottom:2px solid #007bff;padding-bottom:5px}.history-list{max-height:150px;overflow-y:auto}.history-item{padding:8px;margin-bottom:5px;border-radius:5px;background:#fff;border-left:3px solid #007bff}.history-item .red{color:#ff4757;font-weight:700}.history-item .black{color:#333;font-weight:700}@media (max-width: 768px){.checkers-game{padding:10px}.square{width:45px;height:45px}.piece{width:35px;height:35px;font-size:1.5rem}.piece.king{font-size:1.7rem}.game-info{flex-direction:column;gap:10px;text-align:center}.score-board{justify-content:center}.mode-buttons{flex-direction:column;align-items:center}.btn{width:100%;max-width:250px}}.ludo-board{display:inline-block;border:3px solid #333;max-width:100%;overflow:auto;background-color:#f8f8f8}.board-row{display:flex}.cell{width:32px;height:32px;border:1px solid #ccc;box-sizing:border-box;min-width:20px;min-height:20px;display:flex;justify-content:center;align-items:center}.cell.home.red{background-color:#f009}.cell.home.green{background-color:#00c80099}.cell.home.yellow{background-color:#ffd70099}.cell.home.blue{background-color:#00f9}.cell.start.red{background-color:red}.cell.start.green{background-color:green}.cell.start.yellow{background-color:#ff0}.cell.start.blue{background-color:#00f}.cell.path{background-color:#e0e0e0}.cell.center{background-color:coral}.cell.finish.red{background-color:#f009}.cell.finish.green{background-color:#00c80099}.cell.finish.yellow{background-color:#ffd70099}.cell.finish.blue{background-color:#00f9}.piece{width:28px;height:28px;border-radius:50%;display:flex;justify-content:center;align-items:center;font-weight:700;color:#fff;box-sizing:border-box;border:2px solid rgba(0,0,0,.3);cursor:pointer;-webkit-user-select:none;user-select:none;touch-action:manipulation;transition:all .2s ease;box-shadow:0 2px 4px 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#00ffffe6}.dice{width:60px;height:60px;font-size:2em}.piece-indicator{width:16px;height:16px;font-size:.6em}.btn{padding:10px 16px;font-size:.9em}.current-player{font-size:1em}.mode-buttons .btn{padding:12px 16px;font-size:.9em}.dice-section,.players-info{padding:15px}.player-header{flex-wrap:wrap;gap:5px}.player-name{font-size:1em}.computer-thinking{font-size:1em;padding:8px;max-width:100%;word-wrap:break-word;text-align:center;margin:6px 0}}.player-selection-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:15px;margin:20px 0}.player-selection-card{background:#fff;border:2px solid #e0e0e0;border-radius:8px;padding:15px;cursor:pointer;transition:all .3s ease;-webkit-user-select:none;user-select:none;touch-action:manipulation;box-shadow:0 2px 4px #0000001a}.player-selection-card:hover{transform:translateY(-2px);box-shadow:0 4px 8px #0003;border-color:#007bff}.player-selection-card.selected{border-color:#007bff;background-color:#e3f2fd;box-shadow:0 4px 8px 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var(--border);border-radius:8px;background:var(--panel);color:var(--text);font-weight:600;cursor:pointer;font-size:1rem;transition:all .2s ease;display:flex;align-items:center;gap:8px;justify-content:center;text-decoration:none}.admin-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #0003}.admin-btn-primary{background:var(--brand);color:#fff;border-color:var(--brand)}.admin-btn-primary:hover:not(:disabled){background:var(--brand);box-shadow:0 4px 12px #6366f14d}.admin-btn-secondary{background:var(--pastel-yellow);border-color:#eab308}.admin-btn-secondary:hover:not(:disabled){background:#eab308;color:#fff}.admin-btn-danger{background:var(--pastel-red);border-color:#ef4444}.admin-btn-danger:hover:not(:disabled){background:#ef4444;color:#fff}.admin-btn-success{background:var(--pastel-green);border-color:#22c55e}.admin-btn-success:hover:not(:disabled){background:#22c55e;color:#fff}.admin-btn-small{padding:6px 12px;font-size:.85rem}.admin-btn-large{padding:16px 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var(--border);border-radius:12px;padding:25px;margin-bottom:30px}.admin-api-key-section h3{font-size:1.2rem;font-weight:600;color:var(--text);margin-bottom:15px}.admin-api-key-input{display:flex;gap:10px}.admin-api-key-input input{flex:1}.admin-ai-generator-form{background:var(--panel);border:2px solid var(--border);border-radius:12px;padding:25px}.admin-ai-generator-form h3{font-size:1.2rem;font-weight:600;color:var(--text);margin-bottom:20px}.admin-reference-urls{display:flex;flex-direction:column;gap:10px}.admin-reference-url-row{display:flex;gap:10px;align-items:center}.admin-reference-url-row input{flex:1}.admin-ai-result{background:var(--panel);border:2px solid var(--border);border-radius:12px;padding:25px}.admin-ai-result-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:15px}.admin-ai-result-header h3{font-size:1.2rem;font-weight:600;color:var(--text);margin:0}.admin-ai-result-actions{display:flex;gap:10px}.admin-generated-post{border:2px solid var(--border);border-radius:8px;overflow:hidden}.admin-generated-meta{background:var(--bg);padding:20px;border-bottom:2px solid var(--border)}.admin-generated-meta h2{font-size:1.3rem;font-weight:600;color:var(--text);margin-bottom:8px}.admin-generated-excerpt{color:var(--muted);font-style:italic;margin-bottom:15px}.admin-generated-stats{display:flex;gap:15px;flex-wrap:wrap;font-size:.85rem;color:var(--muted)}.admin-generated-content{padding:20px}.admin-generated-content h4{font-size:1rem;font-weight:600;color:var(--text);margin-bottom:10px}.admin-content-preview{background:var(--bg);border:2px solid var(--border);border-radius:8px;padding:15px;max-height:400px;overflow-y:auto}.admin-content-preview pre{white-space:pre-wrap;word-wrap:break-word;font-family:inherit;font-size:.9rem;line-height:1.6;color:var(--text);margin:0}@media (max-width: 768px){.admin-editor-content{grid-template-columns:1fr}.admin-editor-sidebar{position:static}.admin-posts-grid{grid-template-columns:1fr}.admin-header-content{flex-direction:column;align-items:flex-start;gap:15px}.admin-toolbar{flex-direction:column;align-items:stretch}.admin-toolbar-left{justify-content:center}.admin-stats,.admin-form-row{grid-template-columns:1fr}.admin-api-key-input{flex-direction:column}.admin-reference-url-row{flex-direction:column;align-items:stretch}}@media (max-width: 480px){.admin-login-card{padding:30px 20px}.admin-content,.admin-ai-content{padding:20px 15px}.admin-post-actions{justify-content:center}.admin-btn-large{padding:14px 24px;font-size:1rem}}.admin-password-reset{min-height:100vh;background:linear-gradient(135deg,var(--pastel-purple),var(--pastel-pink))}.admin-password-reset-content{max-width:800px;margin:0 auto;padding:2rem}.admin-password-reset-form{background:#fffffff2;border:3px solid var(--border);border-radius:12px;padding:2rem;box-shadow:8px 8px 0 var(--border)}.admin-form-section{margin-bottom:2rem;padding-bottom:2rem;border-bottom:2px solid var(--border)}.admin-form-section:last-child{border-bottom:none;margin-bottom:0}.admin-form-section h3{color:var(--text);margin-bottom:1rem;font-size:1.2rem;font-weight:700}.credentials-info{background:#ffffffb3;padding:1rem;border:2px solid var(--border);border-radius:8px;margin-bottom:1rem}.credentials-info p{margin:.5rem 0;color:var(--text)}.credentials-info small{color:var(--muted);font-style:italic}.password-input-group{position:relative;display:flex;align-items:center}.password-input-group .admin-input{padding-right:3rem}.password-toggle-btn{position:absolute;right:.75rem;background:none;border:none;color:var(--muted);cursor:pointer;padding:.25rem;border-radius:4px;transition:all .2s ease}.password-toggle-btn:hover{color:var(--text);background:#0000001a}.admin-form-actions{display:flex;gap:1rem;justify-content:flex-end;margin-top:2rem;padding-top:2rem;border-top:2px solid var(--border)}.message-box{margin-top:2rem;padding:1.5rem;border:3px solid var(--border);border-radius:8px;font-family:monospace;white-space:pre-wrap;word-wrap:break-word}.message-box.success{background:linear-gradient(135deg,#d4edda,#c3e6cb);color:#155724;border-color:#28a745}.message-box.error{background:linear-gradient(135deg,#f8d7da,#f5c6cb);color:#721c24;border-color:#dc3545}.message-box pre{margin:0;font-family:Courier New,monospace;font-size:.9rem;line-height:1.4}.admin-notification{background:linear-gradient(135deg,#e3f2fd,#f3e5f5);border:2px solid var(--brand);border-radius:12px;padding:20px;margin:20px 0;box-shadow:0 4px 12px #0000001a}.admin-notification h3{color:var(--brand);margin:0 0 10px;font-size:1.2rem;font-weight:600}.admin-notification p{color:var(--text);margin:0 0 15px;opacity:.8}.admin-queue-item{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;background:#fff9;border-radius:6px;margin-bottom:8px;border-left:3px solid var(--brand)}.admin-queue-item strong{color:var(--text);font-weight:500}.admin-queue-date{font-size:.85rem;color:var(--muted);font-style:italic}.admin-queue-actions{display:flex;gap:10px;margin-top:15px;flex-wrap:wrap}.admin-queue-actions .admin-btn{font-size:.9rem;padding:8px 16px}