:root{
    --myblack:#414a52;
    --mybrown:#8c796d;
    --mybeige:#d8cec8;
    --mywhite:#fff;
    --titlesize:1.25rem;
    --titlembsize:1.0rem;
    --textsize:calc(1.25rem / 1.618);
    --textmbsize:calc(1.0rem / 1.618)
}

html{
    font-size: 100%;
}
body{
    background: #0b0e13;
    width: 100%;
    min-width: 360px;
}
img{
    max-width: 100%;
}

/******************** mobile **/
/******************************/
.wrap{
    width: 86%;
    margin: 0 auto;
}
.txt_icon{
    border-left: 8px solid var(--mybrown);
    padding-left: 0.5rem;
    /* border-radius: 10px 0 0 10px; */
}
.square{
    width: 320px;
    height: auto;
    padding: 0.5rem 0;
}
.pc_br{
    display: none;
}

/***** header *****/
header{
    display: flex;
    justify-content: space-between;
    height: 90px;
    align-items: center;
}
.logo_area{
    display: flex;
}
.logo_img{
    width: 32px;
    height: auto;
}
.logo_yago{
    color: var(--mywhite);
    padding-top: 6px;
    padding-left: 0.5rem;
}
.logo_yago span{
    display: block;
}
.business{
    font-size: 8px;
}
.yago{
    font-size: 16px;
    letter-spacing: 4px;
}


/***** hamburger
******************************/
#hamburger{
    position: fixed;
    top: 48px;
    right: 8%;
    width: 30px;
    height: 30px;
    z-index: 20;
    cursor: pointer;
    transform: translateY(-50%);
}
.line_inner{
    position: absolute;
    display: block;
    left: 0px;
    width: 30px;
    height: 2px;
    background: #fff;
    border-radius: 1px;
    transition: 0.3s ease-in-out;
    z-index: 10;
}
.line_txt{
    position: absolute;
    left: 0px;
    display: block;
    color: #fff;
    text-align: center;
    font-family: sans-serif;
    font-size: 10px;
    letter-spacing: 0.6px;
}
#line_top{
        top: 0;
}
#line_center{
        top: 10px;
}
#line_bottom{
        bottom: 0;
}
.close_line_top{
        transform: rotate(-45deg);
        margin-top: 14.2px;
}
.close_line_center{
        opacity: 0;
}
.close_line_bottom{
        transform: rotate(45deg);
        margin-bottom: 14.2px;
}

/***** #header_area
******************************/
#header_inner{
    position: relative;
    text-align: center;
}
.header_title{
    color: var(--mywhite);
}
.header_title h2{
    font-size: 56px;
    font-family: "Noto Sans", sans-serif;
    font-weight: 900;
    font-style: normal;
}
.header_title::before{
    position: absolute;
    top: -30px;
    left: 0;
    width: 140px;
    height: 1px;
    background: var(--mywhite);
    z-index: 1;
    content: "";
}

/***** nav
******************************/
nav{
    position: fixed;
    top: 5vh;
    left: 15%;
    width: 70%;
    height: 90vh;
    background: rgba(66,74,82,0.8);
    opacity: 0;
    visibility: hidden;
    transition: 0.3s ease-in-out;
    z-index: 10000;
}
.nav_inner{
    padding: 48px;
    text-align: center;
    font-size: 1.25rem;
}
.nav_inner li a{
    display: block;
    margin: 16px 0;
    padding: 10px;
    color: var(--mybeige);
    transition: 0.3s;
}
.nav_inner li a:hover{
    background: var(--mybeige);
    color: var(--myblack);
}
.mail_icon{
    width: 30px;
    height: auto;
}
.in{
    opacity: 1;
    visibility: visible;
}

/***** main
******************************/
main{
    padding-top: 120px;
}
.page_main-title{
    color: var(--mywhite);
    font-size: var(--titlesize);
    letter-spacing: 2px;
    line-height: 2;
    margin-bottom: 1rem;
    padding-left: 1rem;
    background: var(--mybrown);
}
.page_title_note{
    color: var(--mywhite);
    letter-spacing: 2px;
    line-height: 2;
    margin-bottom: 1rem;
    padding-left: 1rem;
}
#page_inner h3{
    color: var(--mywhite);
    font-size: var(--titlesize);
    letter-spacing: 2px;
}

/***** footer
******************************/
.footer_inner{
}
.footer_nav{
  display: flex;
  flex-direction:column;
  align-items: flex-start;
  height: 70px;
  padding-top: 6rem;
  border-bottom: 1px solid var(--mywhite);
}
.footer_logo_yago{
  display: flex;
  flex-direction:column;
  width: 300px;
  color: var(--mywhite);
}
.footer_logo_yago .business{
  font-size: 8px;
}
.footer_logo_yago .yago{
  font-size: 18px;
  letter-spacing: 2px;
}

.footer_nav_inner{
  display: flex;
  padding-top: 1rem;
}
.footer_nav_inner a{
  display: block;
  font-size: 0.65rem;
  color: var(--mywhite);
  transition: 0.3s;
  padding-right: 2rem;
}

/*****/
.footer_subnav{
  display: flex;
  flex-direction: column;
  color: var(--mywhite);
  padding-top: 1rem;
  padding-bottom: 0.5rem;
  line-height: 3.6;
}
.footer_subnav small{
  display: block;
  font-size: 0.5rem;
  order: 2;
}
.footer_subnav_inner{
  display: flex;
  order: 1;
}
.footer_subnav_inner a{
  display: block;
  font-size: 0.5rem;
  color: var(--mywhite);
  transition: 0.3s;
  padding-right: 1rem;
}
footer a:hover{
  color:var(--mybeige);
}

/************************ pc **/
/******************************/

@media (min-width:800px){
.wrap{
    width: 86%;
    margin: 0 auto;
}
.txt_icon{
    border-left: 8px solid var(--mybrown);
    padding-left: 0.5rem;
    /* border-radius: 10px 0 0 10px; */
}

.pc_br{
    display: block;
}
header{
    display: flex;
    justify-content: space-between;
    height: 90px;
    align-items: center;
}
.logo_area{
    display: flex;
}
.logo_img{
    width: 64px;
    height: auto;
}
.logo_yago{
    color: var(--mywhite);
    margin: 0.75rem 0 0 1rem;
    line-height: 1.2;
}
.logo_yago span{
    display: block;
}
.business{
    font-size: 16px;
}
.yago{
    font-size: 24px;
    letter-spacing: 4px;
}

/***** hamburger
******************************/
#hamburger{
    position: fixed;
    top: 48px;
    right: 8%;
    width: 30px;
    height: 30px;
    z-index: 20;
    cursor: pointer;
    transform: translateY(-50%);
}
.line_inner{
    position: absolute;
    display: block;
    left: 0px;
    width: 30px;
    height: 2px;
    background: #fff;
    border-radius: 1px;
    transition: 0.3s ease-in-out;
    z-index: 10;
}
.line_txt{
    position: absolute;
    left: 0px;
    display: block;
    color: #fff;
    text-align: center;
    font-family: sans-serif;
    font-size: 10px;
    letter-spacing: 0.6px;
}
#line_top{
        top: 0;
}
#line_center{
        top: 10px;
}
#line_bottom{
        bottom: 0;
}
.close_line_top{
        transform: rotate(-45deg);
        margin-top: 14.2px;
}
.close_line_center{
        opacity: 0;
}
.close_line_bottom{
        transform: rotate(45deg);
        margin-bottom: 14.2px;
}

/***** #header_area
******************************/
#header_inner{
    position: relative;
    margin-top: 240px;
    margin-left: 120px;
}
.header_title{
    color: var(--mywhite);
}
.header_title h2{
    font-size: 64px;
    font-family: "Noto Sans", sans-serif;
    font-weight: 900;
    font-style: normal;
    text-align: left;
}
.header_title::before{
    position: absolute;
    top: -30px;
    left: 0;
    width: 140px;
    height: 1px;
    background: var(--mywhite);
    z-index: 1;
    content: "";
}

/***** nav
******************************/
nav{
    position: fixed;
    top: 5vh;
    left: 15%;
    width: 70%;
    height: 90vh;
    background: rgba(66,74,82,0.8);
    opacity: 0;
    visibility: hidden;
    transition: 0.3s ease-in-out;
    z-index: 10000;
}
.nav_inner{
    padding: 48px;
    text-align: center;
    font-size: 1.25rem;
}
.nav_inner li a{
    display: block;
    margin: 16px 0;
    padding: 10px;
    color: var(--mybeige);
    transition: 0.3s;
}
.nav_inner li a:hover{
    background: var(--mybeige);
    color: var(--myblack);
}
.mail_icon{
    width: 30px;
    height: auto;
}
.in{
    opacity: 1;
    visibility: visible;
}

/***** main
******************************/
main{
    padding-top: 120px;
}
.page_main-title{
    color: var(--mywhite);
    font-size: var(--titlesize);
    letter-spacing: 2px;
    line-height: 2;
    margin-bottom: 1rem;
    padding-left: 1rem;
    background: var(--mybrown);
}
.page_title_note{
    color: var(--mywhite);
    letter-spacing: 2px;
    line-height: 2;
    margin-bottom: 1rem;
    padding-left: 1rem;
}
#page_inner h3{
    color: var(--mywhite);
    font-size: var(--titlesize);
    letter-spacing: 2px;
}

/******************** footer **/
/******************************/
.footer_inner{
}
.footer_nav{
    display: flex;
    flex-direction: row;
    height: 90px;
    padding-top: 6rem;
    border-bottom: 1px solid var(--mywhite);
}
.footer_logo_yago{
    display: flex;
    flex-direction: column;
    width: 300px;
    color: var(--mywhite);
}
.footer_logo_yago .business{
    font-size: 12px;
}
.footer_logo_yago .tago{
    font-size: 16px;
    letter-spacing: 2px;
}

.footer_nav_inner{
    display: flex;
}
.footer_nav_inner a{
    display: block;
    font-size: 1rem;
    color: var(--mywhite);
    transition: 0.3s;
    padding-right: 2rem;
}
}