*{margin:0;padding:0;box-sizing:border-box}body{font-family:Arial,sans-serif;background-color:#121213;color:#fff;min-height:100vh;display:flex;justify-content:center;align-items:center;position:relative}.back-button{background:#121213;border:2px solid #3a3a3c}.back-button img{filter:brightness(0) invert(.4)}.back:hover{background-color:#565758;color:#fff;transform:scale(1.1)}.back-arrow{margin-bottom:2px}.container{width:100%;max-width:500px;padding:20px}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;border-bottom:1px solid #3a3a3c;padding-bottom:10px}.header-buttons{display:flex;gap:10px}#help-btn,#new-game-btn{background:none;border:2px solid #3a3a3c;color:#818384;font-size:1rem;padding:8px 16px;border-radius:4px;cursor:pointer;transition:all .2s}#help-btn{font-size:1.2rem;width:40px;height:40px;border-radius:50%;padding:0}#help-btn:hover,#new-game-btn:hover{background-color:#3a3a3c;color:#fff}h1{font-size:2.5rem;font-weight:700;letter-spacing:2px}main{display:flex;flex-direction:column;align-items:center;gap:20px}#game-board{display:grid;grid-template-rows:repeat(6,1fr);gap:5px;margin-bottom:20px}.game-row{display:grid;grid-template-columns:repeat(5,1fr);gap:5px}.tile{width:62px;height:62px;border:2px solid #3a3a3c;display:flex;justify-content:center;align-items:center;font-size:2rem;font-weight:700;text-transform:uppercase;transition:all .2s}.tile.filled{animation:pop .1s;border-color:#565758}.tile.correct{background-color:#538d4e;border-color:#538d4e;animation:flip .5s}.tile.present{background-color:#b59f3b;border-color:#b59f3b;animation:flip .5s}.tile.absent{background-color:#3a3a3c;border-color:#3a3a3c;animation:flip .5s}.tile.shake{animation:shake .5s}@keyframes pop{0%{transform:scale(1)}50%{transform:scale(1.1)}to{transform:scale(1)}}@keyframes flip{0%{transform:rotateX(0)}50%{transform:rotateX(90deg)}to{transform:rotateX(0)}}@keyframes shake{0%,to{transform:translate(0)}10%,30%,50%,70%,90%{transform:translate(-5px)}20%,40%,60%,80%{transform:translate(5px)}}#message-container{height:30px;display:flex;justify-content:center;align-items:center}#message{background-color:#538d4e;color:#fff;padding:10px 20px;border-radius:5px;font-weight:700;display:none;animation:slideDown .3s}#message.lost{background-color:red}#message.correct{background-color:#538d4e}#message.not-in-list{background-color:#b59f3b}@keyframes slideDown{0%{transform:translateY(-20px);opacity:0}to{transform:translateY(0);opacity:1}}#keyboard{display:flex;flex-direction:column;gap:8px;width:100%;max-width:540px}.keyboard-row{display:flex;justify-content:center;gap:6px}#keyboard button{background-color:#818384;border:none;border-radius:4px;color:#fff;font-size:1.2rem;font-weight:700;padding:0;height:55px;cursor:pointer;text-transform:uppercase;transition:all .2s;min-width:30px;max-width:40px;flex:1}#keyboard button.wide{flex:1.5;font-size:.8rem;min-width:65px}#keyboard button.backspace{font-size:1.2rem}#keyboard button:hover{background-color:#565758}#keyboard button.correct{background-color:#538d4e}#keyboard button.present{background-color:#b59f3b}#keyboard button.absent{background-color:#3a3a3c}.modal{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#000c;display:flex;justify-content:center;align-items:center;z-index:1000}.modal.hidden{display:none}.modal-content{background-color:#121213;border:1px solid #3a3a3c;border-radius:8px;padding:30px;max-width:500px;width:90%;max-height:80vh;overflow-y:auto}.modal-content h2{margin-bottom:20px;text-align:center;font-size:1.5rem}.modal-content p{margin-bottom:15px;line-height:1.5}.example{margin:20px 0}.example-row{display:flex;justify-content:center;gap:5px;margin-bottom:10px}.example .tile{width:40px;height:40px;font-size:1.2rem}#close-help{background-color:#538d4e;border:none;border-radius:4px;color:#fff;font-size:1rem;font-weight:700;padding:10px 20px;cursor:pointer;display:block;margin:20px auto 0;transition:background-color .2s}#close-help:hover{background-color:#4a7c47}@media(max-width:600px){.container{padding:10px}h1{font-size:2rem}.tile{width:50px;height:50px;font-size:1.5rem}#keyboard button{height:45px;font-size:.9rem;min-width:25px;max-width:30px}.keyboard-row{gap:4px}}@media(max-width:400px){.tile{width:45px;height:45px;font-size:1.3rem}#keyboard button{height:40px;font-size:.8rem;min-width:20px;max-width:25px}}