:root{--solitaire-gradient-start: #667eea;--solitaire-gradient-end: #764ba2;--solitaire-primary: #667eea;--2048-gradient-start: #f59e0b;--2048-gradient-end: #f97316;--2048-primary: #f59e0b;--minesweeper-gradient-start: #64748b;--minesweeper-gradient-end: #475569;--minesweeper-primary: #64748b;--snake-gradient-start: #10b981;--snake-gradient-end: #059669;--snake-primary: #10b981;--sudoku-gradient-start: #3b82f6;--sudoku-gradient-end: #2563eb;--sudoku-primary: #3b82f6;--tetris-gradient-start: #06b6d4;--tetris-gradient-end: #0891b2;--tetris-primary: #06b6d4;--blockdestroyer-gradient-start: #ec4899;--blockdestroyer-gradient-end: #db2777;--blockdestroyer-primary: #ec4899}body.solitaire{background:linear-gradient(135deg,var(--solitaire-gradient-start) 0%,var(--solitaire-gradient-end) 100%)}body.game-2048{background:linear-gradient(135deg,var(--2048-gradient-start) 0%,var(--2048-gradient-end) 100%)}body.minesweeper{background:linear-gradient(135deg,var(--minesweeper-gradient-start) 0%,var(--minesweeper-gradient-end) 100%)}body.snake{background:linear-gradient(135deg,var(--snake-gradient-start) 0%,var(--snake-gradient-end) 100%)}body.sudoku{background:linear-gradient(135deg,var(--sudoku-gradient-start) 0%,var(--sudoku-gradient-end) 100%)}body.tetris{background:linear-gradient(135deg,var(--tetris-gradient-start) 0%,var(--tetris-gradient-end) 100%)}body.blockdestroyer{background:linear-gradient(135deg,var(--blockdestroyer-gradient-start) 0%,var(--blockdestroyer-gradient-end) 100%)}body.solitaire.immersive-mode{background:radial-gradient(circle at 25% 25%,rgba(102,126,234,.15) 0%,transparent 40%),radial-gradient(circle at 75% 75%,rgba(118,75,162,.1) 0%,transparent 40%),linear-gradient(135deg,#1a1a2e,#0f0f1e)}body.game-2048.immersive-mode{background:radial-gradient(circle at 25% 25%,rgba(245,158,11,.15) 0%,transparent 40%),radial-gradient(circle at 75% 75%,rgba(249,115,22,.1) 0%,transparent 40%),linear-gradient(135deg,#1a1a2e,#0f0f1e)}body.minesweeper.immersive-mode{background:radial-gradient(circle at 25% 25%,rgba(100,116,139,.15) 0%,transparent 40%),radial-gradient(circle at 75% 75%,rgba(71,85,105,.1) 0%,transparent 40%),linear-gradient(135deg,#1a1a2e,#0f0f1e)}body.snake.immersive-mode{background:radial-gradient(circle at 25% 25%,rgba(16,185,129,.15) 0%,transparent 40%),radial-gradient(circle at 75% 75%,rgba(5,150,105,.1) 0%,transparent 40%),linear-gradient(135deg,#1a1a2e,#0f0f1e)}body.sudoku.immersive-mode{background:radial-gradient(circle at 25% 25%,rgba(59,130,246,.15) 0%,transparent 40%),radial-gradient(circle at 75% 75%,rgba(37,99,235,.1) 0%,transparent 40%),linear-gradient(135deg,#1a1a2e,#0f0f1e)}body.tetris.immersive-mode{background:radial-gradient(circle at 25% 25%,rgba(6,182,212,.15) 0%,transparent 40%),radial-gradient(circle at 75% 75%,rgba(8,145,178,.1) 0%,transparent 40%),linear-gradient(135deg,#1a1a2e,#0f0f1e)}body.blockdestroyer.immersive-mode{background:radial-gradient(circle at 25% 25%,rgba(236,72,153,.15) 0%,transparent 40%),radial-gradient(circle at 75% 75%,rgba(219,39,119,.1) 0%,transparent 40%),linear-gradient(135deg,#1a1a2e,#0f0f1e)}body{padding:20px}.header{text-align:center;margin-bottom:40px}.header h1{font-size:3rem;font-weight:800;color:#fff;margin:0 0 10px;text-shadow:2px 2px 4px rgba(0,0,0,.2);display:flex;align-items:center;justify-content:center;gap:16px}.header p{font-size:1.2rem;color:#ffffffe6;margin:0;font-weight:400}.games-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:30px;max-width:1200px;width:100%;padding:0 20px;margin:0 auto}.game-card{background:#fffffff2;border-radius:16px;padding:30px;text-align:center;box-shadow:0 8px 32px #0000001a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:2px solid rgba(255,255,255,.2);transition:all .3s ease;text-decoration:none;color:inherit;position:relative;overflow:hidden}.game-card:hover{transform:translateY(-8px);box-shadow:0 16px 48px #00000026;border-color:#fff6}.game-card.available{cursor:pointer}.game-card.coming-soon{opacity:.6;cursor:not-allowed}.game-card.coming-soon:after{content:"Coming Soon";position:absolute;top:15px;right:15px;background:#fbbf24;color:#374151;padding:4px 12px;border-radius:12px;font-size:.8rem;font-weight:600}.game-card[data-game=solitaire]:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,var(--solitaire-gradient-start) 0%,var(--solitaire-gradient-end) 100%);opacity:.1;z-index:-1;transition:opacity .3s ease}.game-card[data-game=solitaire]:hover:before{opacity:.15}.game-card[data-game="2048"]:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,var(--2048-gradient-start) 0%,var(--2048-gradient-end) 100%);opacity:.1;z-index:-1;transition:opacity .3s ease}.game-card[data-game="2048"]:hover:before{opacity:.15}.game-card[data-game=minesweeper]:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,var(--minesweeper-gradient-start) 0%,var(--minesweeper-gradient-end) 100%);opacity:.1;z-index:-1;transition:opacity .3s ease}.game-card[data-game=minesweeper]:hover:before{opacity:.15}.game-card[data-game=snake]:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,var(--snake-gradient-start) 0%,var(--snake-gradient-end) 100%);opacity:.1;z-index:-1;transition:opacity .3s ease}.game-card[data-game=snake]:hover:before{opacity:.15}.game-card[data-game=sudoku]:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,var(--sudoku-gradient-start) 0%,var(--sudoku-gradient-end) 100%);opacity:.1;z-index:-1;transition:opacity .3s ease}.game-card[data-game=sudoku]:hover:before{opacity:.15}.game-card[data-game=tetris]:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,var(--tetris-gradient-start) 0%,var(--tetris-gradient-end) 100%);opacity:.1;z-index:-1;transition:opacity .3s ease}.game-card[data-game=tetris]:hover:before{opacity:.15}.game-card[data-game=blockdestroyer]:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,var(--blockdestroyer-gradient-start) 0%,var(--blockdestroyer-gradient-end) 100%);opacity:.1;z-index:-1;transition:opacity .3s ease}.game-card[data-game=blockdestroyer]:hover:before{opacity:.15}.game-icon{font-size:4rem;margin-bottom:20px;width:64px;height:64px;object-fit:contain}.header .game-icon{margin-bottom:0;flex-shrink:0}.game-title{font-size:1.8rem;font-weight:700;color:#374151;margin:0 0 15px}.game-description{font-size:1rem;color:#6b7280;line-height:1.6;margin:0 0 25px}.play-button{background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;border:none;padding:12px 24px;border-radius:8px;font-family:Nunito,sans-serif;font-weight:600;font-size:1rem;cursor:pointer;transition:all .2s ease;display:inline-flex;align-items:center;gap:8px}.play-button:hover{background:linear-gradient(135deg,#2563eb,#1d4ed8);transform:translateY(-2px);box-shadow:0 4px 12px #3b82f64d}.play-button:disabled{background:#9ca3af;cursor:not-allowed;transform:none;box-shadow:none}.footer{margin-top:60px;text-align:center;color:#fffc;font-size:.9rem}@media (max-width: 900px){.games-container{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:15px;padding:0 15px}.game-description,.play-button{display:none}.game-card{padding:15px}.game-icon{width:48px;height:48px;margin-bottom:10px;font-size:3rem}.game-title{font-size:1.1rem;margin-bottom:0}}@media (max-width: 768px){.header h1{font-size:2.5rem}.header p{font-size:1rem}.games-container{gap:12px;padding:0 10px}.game-card{padding:12px}.game-icon{width:42px;height:42px;margin-bottom:8px}.game-title{font-size:1rem}}@media (max-width: 480px){body{padding:10px}.header h1{font-size:2rem;gap:12px}.header p{font-size:.9rem;padding:0 10px}.games-container{gap:8px;padding:0 5px}.game-card{padding:10px 8px}.game-icon{width:32px;height:32px;margin-bottom:6px;font-size:1.8rem}.game-title{font-size:.85rem;line-height:1.2}.footer{margin-top:40px}}.about-section{width:100%;max-width:1200px;margin:80px auto 0;padding:60px 20px}.about-content{text-align:center}.about-title{font-size:2.5rem;font-weight:800;color:#fff;margin:0 0 20px;text-shadow:2px 2px 4px rgba(0,0,0,.2)}.about-intro{font-size:1.2rem;color:#ffffffe6;line-height:1.6;max-width:800px;margin:0 auto 50px;font-weight:400}.features-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-bottom:40px}.feature-card{display:flex;flex-direction:column;align-items:center;text-align:center;background:transparent;border-radius:16px;padding:30px 20px;transition:all .3s ease}.feature-card:hover{transform:translateY(-4px);background:#ffffff0d}.feature-icon{font-size:3.5rem;display:flex;align-items:center;justify-content:center;width:100px;height:100px;background:#3b82f61a;border-radius:50%;margin-bottom:20px;flex-shrink:0}.feature-text h3{font-size:1.5rem;font-weight:700;color:#fff;margin:0 0 12px;text-shadow:1px 1px 2px rgba(0,0,0,.3)}.feature-text p{font-size:1rem;color:#ffffffe6;line-height:1.6;margin:0;text-shadow:1px 1px 2px rgba(0,0,0,.2)}.color-docs-link{display:inline-block;margin-top:16px;padding:8px 16px;background:#ffffff1a;color:#fff;text-decoration:none;border-radius:6px;font-size:14px;font-weight:500;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);transition:all .2s ease}.color-docs-link:hover{background:#fff3;transform:translateY(-1px);box-shadow:0 4px 12px #00000026}@media (max-width: 900px){.about-section{margin-top:60px;padding:40px 20px}.about-title{font-size:2rem}.about-intro{font-size:1.1rem;margin-bottom:40px}.features-grid{gap:25px}.feature-card{padding:25px 15px}.feature-icon{width:90px;height:90px;font-size:3rem;margin-bottom:15px}.feature-text h3{font-size:1.4rem}.feature-text p{font-size:.95rem}}@media (max-width: 768px){.about-section{margin-top:40px;padding:30px 15px}.about-title{font-size:1.8rem}.about-intro{font-size:1rem;margin-bottom:30px}.features-grid{grid-template-columns:1fr;gap:20px;margin-bottom:30px}.feature-card{padding:20px 15px}.feature-icon{width:80px;height:80px;font-size:2.8rem;margin-bottom:15px}.feature-text h3{font-size:1.3rem;margin-bottom:8px}.feature-text p{font-size:.9rem}}@media (max-width: 480px){.about-section{margin-top:30px;padding:25px 10px}.about-title{font-size:1.6rem}.feature-card{padding:20px 10px}.feature-icon{width:70px;height:70px;font-size:2.5rem;margin-bottom:12px}.feature-text h3{font-size:1.2rem;margin-bottom:6px}.feature-text p{font-size:.85rem;line-height:1.5}}