.constellation-box{
    max-width: 600px;
    margin: 40px auto;
    padding: 30px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}
.constellation-box h2{
    text-align: center;
    margin-top: 0;
    margin-bottom: 25px;
    color: #333;
    font-size: 24px;
}
.input-group{
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}
.input-group input{
    flex: 1;
    padding: 14px;
    border: 1px solid #eee;
    border-radius: 8px;
    font-size: 15px;
    outline: none;
    transition: all .3s;
}
.input-group input:focus{
    border-color: #7289da;
    box-shadow: 0 0 0 2px rgba(114,137,218,0.15);
}
.query-btn{
    width: 100%;
    padding: 15px;
    background: #7289da;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: background .3s;
}
.query-btn:hover{
    background: #5c70c9;
}
.tip{
    max-width: 600px;
    margin: 20px auto;
    padding: 15px 20px;
    border-radius: 8px;
    text-align: center;
    font-size: 15px;
}
.tip.success{
    background: #f0f9f4;
    color: #2d9058;
    border: 1px solid #c6ebd4;
}
.tip.error{
    background: #fff0f0;
    color: #d93025;
    border: 1px solid #ffc9c9;
}
.result-box{
    padding: 35px;
    background: #fafbfc;
    border-radius: 16px;
    margin: 20px 0;
    border-left: 5px solid #7289da;
    line-height: 1.85;
    font-size: 16px;
    color: #333;
}
.result-box h3{
    margin-top: 0;
    color: #7289da;
    font-size: 22px;
}
.result-box p{
    margin: 10px 0;
}