*,*:before,*:after{box-sizing:border-box}:root{--bg: #121213;--surface: #1a1a1b;--tile-default: #3a3a3c;--tile-absent: #3a3a3c;--tile-present: #b59f3b;--tile-correct: #538d4e;--text: #ffffff;--text-muted: #818384;--border: #565758;--key-bg: #818384;--key-bg-present: #b59f3b;--key-bg-correct: #538d4e;--key-bg-absent: #3a3a3c;--accent: #538d4e;--font: "DM Sans", system-ui, sans-serif}body{margin:0;min-height:100vh;background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased}.wrapper{min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:1rem}.hidden{display:none!important}.level-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:80vh;text-align:center}.level-screen h1{font-size:clamp(2rem,6vw,3.5rem);font-weight:700;letter-spacing:.05em;margin:0 0 .25rem}.level-screen>p{color:var(--text-muted);margin:0 0 2rem;font-size:1.1rem}.level-title-row{display:flex;align-items:center;justify-content:center;gap:.5rem}.level-title-row h1{margin:0}.how-to-play-btn{width:32px;height:32px;border-radius:50%;border:2px solid var(--border);background:transparent;color:var(--text-muted);font-size:1.1rem;font-weight:700;line-height:1;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:border-color .2s,color .2s,background .2s;flex-shrink:0}.how-to-play-btn:hover{border-color:var(--text);color:var(--text);background:var(--surface)}.how-to-play-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000d9;display:flex;align-items:center;justify-content:center;z-index:20;padding:1rem}.how-to-play-modal{background:var(--surface);border:2px solid var(--border);border-radius:12px;max-width:420px;width:100%;max-height:90vh;overflow-y:auto}.how-to-play-header{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.25rem;border-bottom:1px solid var(--border)}.how-to-play-header h2{margin:0;font-size:1.25rem;font-weight:700}.how-to-play-close{width:32px;height:32px;border:none;background:transparent;color:var(--text-muted);font-size:1.5rem;line-height:1;cursor:pointer;border-radius:6px;display:flex;align-items:center;justify-content:center;transition:color .2s,background .2s}.how-to-play-close:hover{color:var(--text);background:var(--tile-default)}.how-to-play-body{padding:1.25rem}.how-to-play-body p{margin:0 0 .75rem;font-size:.95rem;line-height:1.5;color:var(--text)}.how-to-play-body p:last-of-type{margin-bottom:0}.how-to-play-body ul{margin:.5rem 0 1rem;padding-left:1.5rem}.how-to-play-body li{margin-bottom:.5rem;font-size:.95rem;line-height:1.5;display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.tile-demo{width:28px;height:28px;border-radius:4px;display:inline-flex;align-items:center;justify-content:center;font-size:.9rem;font-weight:700;flex-shrink:0}.tile-demo-correct{background:var(--tile-correct);border:2px solid var(--tile-correct)}.tile-demo-present{background:var(--tile-present);border:2px solid var(--tile-present)}.tile-demo-absent{background:var(--tile-absent);border:2px solid var(--tile-absent)}.level-buttons{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center;max-width:520px}.level-btn{flex:1 1 200px;min-width:180px;padding:1.25rem 1.5rem;background:var(--surface);border:2px solid var(--border);border-radius:12px;color:var(--text);font-family:var(--font);font-size:1rem;font-weight:600;cursor:pointer;transition:border-color .2s,transform .15s;display:flex;flex-direction:column;align-items:center;gap:.25rem}.level-btn:hover{border-color:var(--accent);transform:translateY(-2px)}.level-btn .level-name{font-weight:700}.level-btn .level-desc{font-size:.85rem;font-weight:400;color:var(--text-muted)}.game-screen{width:100%;max-width:520px;display:flex;flex-direction:column;align-items:center}.header{width:100%;display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:1rem;padding-bottom:.75rem;border-bottom:1px solid var(--border)}.header h1{font-size:1.75rem;font-weight:700;letter-spacing:.05em;margin:0}.level-badge{padding:.35rem .75rem;background:var(--tile-default);border-radius:6px;font-size:.8rem;font-weight:600;text-transform:capitalize}.header-actions{display:flex;gap:.5rem}.btn{padding:.5rem 1rem;border:none;border-radius:8px;font-family:var(--font);font-size:.9rem;font-weight:600;cursor:pointer;transition:opacity .2s,background .2s}.btn{background:var(--accent);color:var(--text)}.btn:hover{opacity:.9}.btn-ghost{background:transparent;color:var(--text-muted);border:1px solid var(--border)}.btn-ghost:hover{color:var(--text);border-color:var(--text-muted)}.btn-large{padding:.75rem 1.5rem;font-size:1rem}.hint-toggle{display:inline-flex;align-items:center;gap:.5rem;cursor:pointer;font-size:.85rem;color:var(--text-muted);-webkit-user-select:none;user-select:none}.hint-toggle input{width:1rem;height:1rem;accent-color:var(--accent);cursor:pointer}.hint-toggle-label{white-space:nowrap}.hint-area{font-size:.9rem;color:var(--text-muted);margin:0 0 .5rem;min-height:1.5em;text-align:center;font-style:italic}.hint-area:not(.hidden):before{content:"Hint: ";font-style:normal;color:var(--text)}.game-container{display:flex;flex-direction:column;align-items:center;gap:1.5rem;width:100%}.board{display:flex;flex-direction:column;gap:5px}.board-row{display:flex;gap:5px;justify-content:center}.tile{width:52px;height:52px;border:2px solid var(--border);border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:1.75rem;font-weight:700;text-transform:uppercase;transition:transform .1s,border-color .15s,background .2s,color .2s}.tile.filled{border-color:var(--text);animation:pop .1s ease}.tile.correct{background:var(--tile-correct);border-color:var(--tile-correct);color:var(--text);animation:flip .5s ease}.tile.present{background:var(--tile-present);border-color:var(--tile-present);color:var(--text);animation:flip .5s ease}.tile.absent{background:var(--tile-absent);border-color:var(--tile-absent);color:var(--text);animation:flip .5s ease}.tile.shake{animation:shake .5s ease}@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)}20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-4px)}80%{transform:translate(4px)}}.board.size-7 .tile{width:42px;height:42px;font-size:1.4rem}.board.size-6 .tile{width:46px;height:46px;font-size:1.5rem}.keyboard{display:flex;flex-direction:column;gap:6px;width:100%;max-width:480px}.keyboard-row{display:flex;gap:4px;justify-content:center}.key{min-width:36px;height:48px;padding:0 .5rem;border:none;border-radius:4px;background:var(--key-bg);color:var(--text);font-family:var(--font);font-size:.9rem;font-weight:600;cursor:pointer;transition:background .2s,transform .1s;text-transform:uppercase}.key:hover{background:#6b6b6d}.key:active{transform:scale(.96)}.key.wide{min-width:52px;font-size:.75rem}.key.correct{background:var(--key-bg-correct);color:var(--text)}.key.present{background:var(--key-bg-present);color:var(--text)}.key.absent{background:var(--key-bg-absent);color:var(--text-muted)}.result-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000d9;display:flex;align-items:center;justify-content:center;z-index:10;padding:1rem}.result-box{background:var(--surface);border:2px solid var(--border);border-radius:16px;padding:2rem;max-width:360px;width:100%;text-align:center}.result-box h2{margin:0 0 .5rem;font-size:1.5rem}.result-word{font-size:1.25rem;font-weight:700;text-transform:uppercase;letter-spacing:.15em;color:var(--tile-correct);margin:0 0 1.5rem}.result-actions{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:center}@media(max-width:420px){.tile{width:46px;height:46px;font-size:1.5rem}.board.size-7 .tile{width:36px;height:36px;font-size:1.15rem}.board.size-6 .tile{width:40px;height:40px;font-size:1.25rem}.key{min-width:28px;height:44px;font-size:.8rem}.key.wide{min-width:42px}}