@charset "utf-8";
/* CSS Document */
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;}
        body{font-family:'Arial',sans-serif;background:linear-gradient(135deg,#e0f7fa 0%,#b2ebf2 50%,#80deea 100%);color:#006064;min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:10px;line-height:1.4;}
        .container{width:100%;max-width:800px;background-color:rgba(255,255,255,0.95);border-radius:12px;box-shadow:0 8px 20px rgba(0,96,100,0.2);padding:15px;text-align:center;}
        h1{font-size:1.8rem;margin-bottom:12px;color:#00838f;text-shadow:1px 1px 2px rgba(0,0,0,0.1);}
        p{font-size:0.9rem;margin-bottom:15px;color:#006064;}
        .game-info{display:flex;justify-content:space-around;margin:12px 0;flex-wrap:wrap;gap:3px;}
        .info-box{background:#e0f7fa;padding:6px 10px;border-radius:6px;flex:1;min-width:100px;max-width:120px;box-shadow:0 1px 3px rgba(0,0,0,0.1);height:auto;}
        .info-box h3{font-size:0.8rem;margin-bottom:2px;white-space:nowrap;}
        .info-box p{font-size:1rem;font-weight:bold;margin:0;white-space:nowrap;}
        .game-board-container{display:flex;justify-content:center;margin:12px 0;}
        .game-board{display:grid;gap:4px;margin:0 auto;width:100%;max-width:450px;aspect-ratio:1/1;}
        .card{background:linear-gradient(135deg,#00838f 0%,#006064 100%);border-radius:4px;cursor:pointer;display:flex;justify-content:center;align-items:center;color:transparent;transition:all 0.3s ease;box-shadow:0 2px 4px rgba(0,0,0,0.2);width:100%;height:100%;position:relative;overflow:hidden;}
        .card::before{content:attr(data-symbol);position:absolute;font-size:2rem;opacity:0;transition:opacity 0.3s ease;}
        .card.flipped::before,.card.matched::before{opacity:1;}
        .card:hover{transform:translateY(-1px);box-shadow:0 3px 6px rgba(0,0,0,0.2);}
        .card.flipped{background:linear-gradient(135deg,#b2ebf2 0%,#e0f7fa 100%);color:#006064;transform:rotateY(180deg) translateY(-1px);}
        .card.matched{background:linear-gradient(135deg,#4db6ac 0%,#00796b 100%);color:#e0f2f1;cursor:default;transform:scale(0.95);}
        .controls{margin:15px 0;display:flex;justify-content:center;flex-wrap:wrap;gap:8px;}
        button{background:#00838f;color:white;border:none;padding:10px 20px;border-radius:40px;font-size:0.9rem;cursor:pointer;transition:background 0.3s,transform 0.2s;box-shadow:0 3px 6px rgba(0,0,0,0.2);min-width:120px;}
        button:hover{background:#006064;transform:translateY(-2px);}
        button:active{transform:translateY(1px);}
        button:disabled{background:#b2dfdb;cursor:not-allowed;transform:none;}
        .current-time{margin:12px 0;font-size:1rem;color:#006064;background:#e0f7fa;padding:8px 16px;border-radius:6px;display:inline-block;box-shadow:0 1px 3px rgba(0,0,0,0.1);}
        .achievement-modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,0.7);z-index:1000;justify-content:center;align-items:center;}
        .achievement-content{background:white;border-radius:12px;padding:20px;max-width:400px;width:90%;text-align:center;box-shadow:0 8px 25px rgba(0,0,0,0.3);animation:modalAppear 0.5s ease;}
        @keyframes modalAppear{from{opacity:0;transform:scale(0.8);}to{opacity:1;transform:scale(1);}}
        .achievement-image{width:120px;height:120px;border-radius:50%;object-fit:cover;margin:0 auto 15px;border:4px solid #4db6ac;}
        .achievement-title{font-size:1.5rem;color:#00838f;margin-bottom:12px;}
        .achievement-text{font-size:1rem;color:#006064;margin-bottom:20px;line-height:1.4;}
        .achievement-ok-btn{background:#4db6ac;padding:10px 25px;font-size:1rem;}
        .achievement-ok-btn:hover{background:#00796b;}
        .nav-links{margin-top:15px;display:flex;justify-content:center;gap:15px;flex-wrap:wrap;}
        .nav-link{color:#00838f;text-decoration:none;font-size:0.9rem;padding:6px 12px;border-radius:4px;transition:background 0.3s,color 0.3s;}
        .nav-link:hover{background:#e0f7fa;color:#006064;}
        footer{margin-top:12px;color:#00838f;font-size:0.8rem;text-align:center;padding:0 8px;}
        .footer-link{color:#00838f;text-decoration:none;margin-left:4px;}
        .footer-link:hover{text-decoration:underline;}
        @media (max-width:900px){.game-board{max-width:400px;gap:4px;}.card::before{font-size:1.8rem;}.current-time{font-size:0.9rem;padding:7px 14px;}}
        @media (max-width:768px){.container{padding:12px;}h1{font-size:1.6rem;}p{font-size:0.85rem;}.game-info{gap:2px;}.info-box{padding:5px 8px;min-width:90px;max-width:100px;}.info-box h3{font-size:0.75rem;}.info-box p{font-size:0.9rem;}.game-board{max-width:350px;gap:3px;}.card::before{font-size:1.6rem;}button{padding:8px 16px;min-width:110px;font-size:0.85rem;}.current-time{font-size:0.85rem;padding:6px 12px;}.achievement-content{padding:15px;}.achievement-title{font-size:1.3rem;}.achievement-text{font-size:0.9rem;}.achievement-image{width:100px;height:100px;}.nav-links{gap:12px;}.nav-link{font-size:0.85rem;padding:5px 10px;}}
        @media (max-width:600px){.game-board{max-width:300px;gap:3px;}.card::before{font-size:1.4rem;}.info-box{min-width:80px;max-width:90px;padding:4px 6px;}.current-time{font-size:0.8rem;padding:5px 10px;}.nav-links{gap:10px;}.nav-link{font-size:0.8rem;padding:4px 8px;}}
        @media (max-width:480px){body{padding:8px;justify-content:flex-start;}.container{padding:10px;border-radius:10px;}h1{font-size:1.4rem;margin-bottom:8px;}.game-info{margin:8px 0;gap:1px;}.info-box{padding:4px 6px;min-width:70px;max-width:80px;}.info-box h3{font-size:0.7rem;}.info-box p{font-size:0.8rem;}.game-board{max-width:260px;gap:2px;}.card::before{font-size:1.2rem;}.controls{margin:12px 0;}button{padding:7px 14px;min-width:100px;font-size:0.8rem;}.current-time{font-size:0.75rem;padding:4px 8px;}.achievement-content{padding:12px;}.achievement-title{font-size:1.2rem;}.achievement-text{font-size:0.85rem;}.achievement-image{width:80px;height:80px;}.nav-links{gap:8px;}.nav-link{font-size:0.75rem;padding:3px 6px;}footer{font-size:0.75rem;}}