:root{--primary: #9d174d;--bg: #0f172a;--glass: rgba(255, 255, 255, .05);--glass-border: rgba(255, 255, 255, .1);--text: #f8fafc}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg);color:var(--text);min-height:100vh;display:flex;justify-content:center;align-items:center;overflow-x:hidden}.container{width:100%;max-width:600px;padding:20px;display:flex;flex-direction:column;gap:20px}.glass{background:var(--glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:20px;padding:20px;box-shadow:0 8px 32px #0000005e}header{text-align:center}header h1{font-size:1.8rem;background:linear-gradient(45deg,#fb7185,#e11d48);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:5px}header h2{font-size:1rem;opacity:.6;font-weight:400}.controls{display:flex;flex-direction:column;gap:15px}.difficulty{display:flex;justify-content:center;gap:10px;flex-wrap:wrap}button{background:#ffffff1a;border:1px solid var(--glass-border);color:#fff;padding:8px 16px;border-radius:10px;cursor:pointer;transition:all .3s ease;font-size:.9rem}button:hover{background:#fff3;transform:translateY(-2px)}button.active{background:var(--primary);border-color:var(--primary);box-shadow:0 0 15px #9d174d80}.stats{display:flex;justify-content:space-between;align-items:center;font-size:.9rem}.game-board-container{position:relative;width:100%;aspect-ratio:1 / 1}.game-board{display:grid;gap:2px;width:100%;height:100%;border-radius:8px;overflow:hidden}.tile{cursor:pointer;border-radius:4px;position:relative}.tile:not(.empty):hover{filter:brightness(1.1);transform:scale(.98)}.tile.empty{cursor:default;background:transparent!important}.tile.victory{border-radius:0}.victory-message{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#000c;padding:20px 40px;border-radius:15px;text-align:center;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);border:1px solid var(--primary);animation:fadeIn .5s ease;z-index:10}.victory-message h3{color:#fb7185;margin-bottom:10px}@keyframes fadeIn{0%{opacity:0;transform:translate(-50%,-40%)}to{opacity:1;transform:translate(-50%,-50%)}}@media(max-width:480px){.container{padding:10px}header h1{font-size:1.5rem}.stats{flex-direction:column;gap:10px}}