body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;margin:0}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}.navbar{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffffa;box-shadow:0 2px 15px #0000001a;left:0;position:fixed;right:0;top:0;z-index:1000}.nav-container{align-items:center;display:flex;height:60px;justify-content:space-between;margin:0 auto;max-width:1200px;padding:0 20px}.nav-logo{color:#764ba2;font-size:20px;font-weight:700;text-decoration:none}.nav-menu{display:flex;gap:30px;list-style:none;margin:0;padding:0}.nav-link{border-radius:6px;color:#333;font-size:14px;font-weight:600;padding:6px 14px;text-decoration:none;transition:all .3s ease}.nav-link:hover{background:#667eea1a;color:#667eea}.nav-link.active{background:#667eea26;color:#667eea}.nav-toggle{background:#0000;border:none;cursor:pointer;display:none;flex-direction:column;padding:8px;z-index:1001}.hamburger{position:relative}.hamburger,.hamburger:after,.hamburger:before{background:#333;border-radius:3px;height:3px;transition:all .3s ease;width:22px}.hamburger:after,.hamburger:before{content:"";position:absolute}.hamburger:before{transform:translateY(-7px)}.hamburger:after{transform:translateY(7px)}.hamburger.active{background:#0000}.hamburger.active:before{transform:rotate(45deg)}.hamburger.active:after{transform:rotate(-45deg)}@media (max-width:768px){.nav-container{height:55px}.nav-toggle{display:flex}.nav-menu{align-items:center;background:#fffffffa;flex-direction:column;gap:15px;height:calc(100vh - 55px);justify-content:flex-start;left:-100%;padding-top:30px;position:fixed;top:55px;transition:left .3s ease;width:100%}.nav-menu.active{left:0}.nav-link{font-size:18px;padding:12px 25px}}.ad-banner{margin:12px auto 0;max-width:500px;width:100%}.ad-content{background:linear-gradient(135deg,#f5f7fa,#c3cfe2);border:2px dashed #cbd5e0;border-radius:8px;padding:12px;position:relative;text-align:center}.ad-label{background:#667eea;border-radius:4px;color:#fff;font-size:10px;font-weight:600;left:15px;padding:2px 10px;position:absolute;text-transform:uppercase;top:-10px}.ad-placeholder{align-items:center;color:#4a5568;display:flex;flex-direction:column;gap:4px;justify-content:center;min-height:50px}.ad-placeholder span{font-size:14px;font-weight:600}.ad-placeholder small{color:#718096;font-size:11px}.app-container{height:100vh;justify-content:center;padding:80px 20px 20px}.app-container,.chess-wrapper{align-items:center;display:flex}.chess-wrapper{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff2;border-radius:16px;box-shadow:0 10px 40px #0000004d;flex-direction:column;max-height:calc(100vh - 100px);max-width:600px;padding:20px 30px;width:100%}.board-container{margin-bottom:15px}.board-container>div{border-radius:5px;box-shadow:0 4px 20px #0003;height:min(55vh,400px);overflow:hidden;width:min(55vh,400px)}.controls-container{display:flex;flex-wrap:wrap;gap:15px;justify-content:center;width:100%}.btn{border:none;border-radius:10px;cursor:pointer;font-size:14px;font-weight:600;letter-spacing:.5px;padding:10px 30px;text-transform:uppercase;transition:all .3s ease}.btn-reset{background:linear-gradient(135deg,#f093fb,#f5576c);box-shadow:0 3px 10px #f5576c66;color:#fff}.btn-reset:hover{box-shadow:0 5px 15px #f5576c80;transform:translateY(-2px)}.btn-hint{background:linear-gradient(135deg,#4facfe,#00f2fe);box-shadow:0 3px 10px #4facfe66;color:#fff}.btn-hint:hover{box-shadow:0 5px 15px #4facfe80;transform:translateY(-2px)}@media (max-width:768px){.app-container{padding:70px 10px 10px}.chess-wrapper{max-height:calc(100vh - 80px);padding:15px}.board-container>div{height:min(50vh,85vw);width:min(50vh,85vw)}.btn{font-size:12px;padding:8px 20px}}.puzzle-info{font-weight:700}.puzzle-info,.puzzle-info-description{color:#764ba2;margin-bottom:12px;text-align:center}.puzzle-info-description{font-size:16px;font-weight:400}.puzzle-info h2{font-size:1.2rem;margin:0 0 6px}.puzzle-info p{margin:0;opacity:.8}.puzzle-navigation{flex-wrap:wrap;gap:10px;margin-top:12px}.play-page,.puzzle-navigation{display:flex;justify-content:center}.play-page{align-items:center;height:100vh;padding:80px 20px 20px}.play-wrapper{align-items:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff2;border-radius:16px;box-shadow:0 10px 40px #0000004d;display:flex;flex-direction:column;max-height:calc(100vh - 100px);max-width:600px;padding:20px 30px;width:100%}.page-title{color:#764ba2;font-size:22px;font-weight:700;margin-bottom:12px;text-align:center}.level-control{align-items:center;background:#667eea1a;border-radius:10px;display:flex;flex-direction:column;gap:10px;margin-bottom:15px;padding:12px;width:100%}.level-control label{color:#764ba2;font-size:14px;font-weight:600}.level-buttons{grid-gap:8px;display:grid;gap:8px;grid-template-columns:repeat(4,1fr);max-width:350px;width:100%}.level-buttons .btn{font-size:13px;min-width:40px;padding:8px 12px}.chess-container{display:flex;justify-content:center;width:100%}.chess-container>div{height:min(50vh,380px);width:min(50vh,380px)}@media (max-width:768px){.play-page{padding:70px 10px 10px}.play-wrapper{max-height:calc(100vh - 80px);padding:12px}.page-title{font-size:18px;margin-bottom:8px}.level-control{gap:6px;margin-bottom:10px;padding:8px}.level-buttons{gap:5px}.level-buttons .btn{font-size:12px;padding:6px 10px}.chess-container>div{height:min(45vh,80vw);width:min(45vh,80vw)}}*{box-sizing:border-box;margin:0;padding:0}body{background:linear-gradient(135deg,#667eea,#764ba2);font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;min-height:100vh}
/*# sourceMappingURL=main.d5d92344.css.map*/