.game-container{max-width:1200px;margin:0 auto;padding:20px;min-height:100vh;background-color:#121212;color:#fff;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.game-header{background-color:#6200ee;padding:2rem 1rem;text-align:center;transition:background-color .5s ease;border-radius:8px;margin-bottom:20px}.game-header.won{background-color:rgba(0,0,0,0)}.game-title{font-size:2.5rem;margin:0;font-weight:700;letter-spacing:1px;text-shadow:2px 2px 4px rgba(0,0,0,.3)}.color-display{font-size:2rem;margin:1rem 0;font-weight:600;background-color:rgba(0,0,0,.2);display:inline-block;padding:.5rem 1.5rem;border-radius:30px}.game-subtitle{font-size:1.5rem;margin:0;font-weight:500;letter-spacing:2px}.game-nav{background-color:#1e1e1e;padding:1rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;border-radius:8px;margin-bottom:20px}.control-btn{background-color:#6200ee;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:30px;font-size:1rem;cursor:pointer;transition:all .3s ease;font-weight:600}.control-btn:hover{background-color:#4d00bb;transform:translateY(-2px)}.message-display{font-size:1.2rem;font-weight:600;min-width:120px;text-align:center;color:#b3b3b3}.right-controls{display:flex;gap:1rem}.difficulty-dropdown{position:relative;display:inline-block}.difficulty-dropdown:hover .dropdown-content{display:block}.dropdown-content{display:none;position:absolute;right:0;background-color:#1e1e1e;min-width:160px;box-shadow:0 8px 16px rgba(0,0,0,.2);z-index:1;border-radius:8px;overflow:hidden}.dropdown-content button{color:#fff;padding:12px 16px;text-decoration:none;display:block;width:100%;text-align:left;background:none;border:none;cursor:pointer;transition:background-color .2s}.dropdown-content button:hover{background-color:rgb(55.5,55.5,55.5)}.game-board{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:20px;margin-bottom:20px}.color-box{aspect-ratio:1/1;border-radius:8px;cursor:pointer;transition:all .5s ease;position:relative;overflow:hidden;box-shadow:0 4px 6px rgba(0,0,0,.1)}.color-box:hover{transform:scale(1.05);box-shadow:0 6px 12px rgba(0,0,0,.15)}.color-box.visible{opacity:1;visibility:visible}.color-box.hidden{opacity:0;visibility:hidden;transform:scale(.8);pointer-events:none}.correct-indicator{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:3rem;color:#fff;text-shadow:0 0 10px rgba(0,0,0,.5);animation:pulse 1.5s infinite}@keyframes pulse{0%{transform:translate(-50%,-50%) scale(1)}50%{transform:translate(-50%,-50%) scale(1.2)}to{transform:translate(-50%,-50%) scale(1)}}.game-stats{background-color:#1e1e1e;border-radius:8px;padding:1rem;display:flex;justify-content:space-around;flex-wrap:wrap;gap:1rem}.stat-item{display:flex;align-items:center;gap:.5rem}.stat-label{font-weight:600;color:#b3b3b3}.stat-value{font-weight:700}.color-preview{width:30px;height:30px;border-radius:50%;border:2px solid #fff}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:rgba(0,0,0,.7);z-index:1000;display:flex;justify-content:center;align-items:center}.modal-content{background-color:#1e1e1e;border-radius:12px;max-width:500px;width:90%;max-height:90vh;overflow-y:auto;box-shadow:0 5px 15px rgba(0,0,0,.3)}.modal-header{padding:1.5rem;border-bottom:1px solid hsla(0,0%,100%,.1);display:flex;justify-content:space-between;align-items:center}.modal-header h3{margin:0;font-size:1.5rem}.modal-header button{background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer;padding:0 .5rem}.modal-body{padding:1.5rem}.modal-body p{line-height:1.6;margin-bottom:1.5rem}.difficulty-list{list-style:none;padding:0;margin:0}.difficulty-list li{padding:.5rem 0;border-bottom:1px solid hsla(0,0%,100%,.05);display:flex}.difficulty-list li:last-child{border-bottom:none}.difficulty-label{font-weight:600;color:#6200ee;min-width:80px;display:inline-block}@media(max-width:768px){.game-nav{flex-direction:column}.game-board{grid-template-columns:repeat(2,1fr)}}@media(max-width:480px){.game-title{font-size:2rem}.color-display{font-size:1.5rem}.game-subtitle{font-size:1.2rem}}