:root{
    --black: #222222;
    --white: #fff;
    --white-smoke: #f3f3f3;
    --gray-out: #888;
    --gray-dark: #555;
    --highlight : #f88;
    --font-serif: 'Baskervville', Times, serif;
    --font-jp-sans-serif: "Zen Kaku Gothic New", sans-serif;

    --menu-width: clamp(10em, 20%, 14em);
    --bezier-spring: cubic-bezier(.61,-0.37,.03,1.38);
}
body{
    color: var(--black);
    background: var(--white);
    margin: 0;
    scroll-behavior: smooth;
    
    font-family: var(--font-jp-sans-serif);
    scrollbar-color: #ddd #fff;
}
html,
body,
#site-main {
    height: 100%;
    font-size: 1rem;
}
#site-main > *{
    vertical-align: top;
    height: 100%;
}
#side-menu{
    position: fixed;
    background: var(--black);
    color: var(--white);
    width: var(--menu-width);


}
#side-menu .sure_icon{
    height: 40px;
    padding: 1rem;
    
}

#side-menu > ul{
    display: flex;
    flex-direction: column;
    
    list-style: none;
    text-align: center;
    margin-right: 0.5em;
    padding: 0;

    height: calc(100% - 6rem);
}
#side-menu > ul li{
    margin-top: 1.5em;
    margin-left: 20%;
    padding-right: 2em;

    border-left: 3px solid transparent;
    transition: border-color 0.2s;
}
#side-menu > ul li:first-of-type{
    margin-top: 0;
}
#side-menu > ul a{
    color: var(--gray-out);
    text-decoration: none;
    transition: color 0.3s, margin 0.3s;
    padding: 0em;
    
}
#side-menu a:hover{
    color: var(--white);
    transition: margin 0.15s;
}
#side-menu li:has(a:hover){
    border-left: 3px solid var(--gray-out);
    transition: none;
}
#side-menu #side-footer{
    margin-top: auto;
    text-align: center;
    color: var(--gray-out);

    padding: 1.5em 0.5em 3em;
    font-size: 0.9em;
}
#side-menu #side-footer a:hover{
    text-decoration: underline;
}

#site-main > div{
    position: fixed;
    left: var(--menu-width);
    width: calc(100% - var(--menu-width));

    top: 10px;
    visibility: hidden;
    opacity: 0;
    transition: all 0.2s;
    scroll-behavior: smooth;
    overflow-y: auto;
    pointer-events: none;
}

[section="top"]      #side-menu li.tab-top a,
[section="company"]  #side-menu li.tab-company a,
[section="business"] #side-menu li.tab-business a,
[section="recruit"]  #side-menu li.tab-recruit a,
[section="contact"]  #side-menu li.tab-contact a{
    color: var(--highlight) ;
    margin-right: -1em;
}
[section="top"]     #section-top,
[section="company"] #section-company,
[section="business"] #section-business,
[section="recruit"] #section-recruit,
[section="contact"] #section-contact{
    visibility: visible;
    opacity: 1;
    top: 0;
    pointer-events: all;
    transition: top 0.5s, opacity 0.5s;
}

#site-main article{
    max-width: 650px;
    padding: 0em 2em 0em 2.5em;
    margin: 4em auto 15em auto;
}
#site-main h1{
    font-family: var(--font-serif);
    font-size: 2.5em;
    font-weight: 400;
    margin: 1em 0 0 0.5em;
    padding: 0 0 0.5em 0.5em;
    border-bottom: 1px solid var(--gray-out);
    
    border-image: linear-gradient(to right, var(--gray-out) 55%,transparent 65%) 1;
}
#site-main h1 > span{
    color: #0000001a;
    display: block;
    position: relative;
    white-space: nowrap;
    font-size: 150%;

    margin-top: -1.75em;
    padding-bottom: 0.5em;
}

#site-main table tr td{
    font: var(--font-serif);
    padding: 0.75em 1.5em;
    vertical-align: top;
}
#site-main table tr td:first-of-type{
    font-weight: 600;
    color: var(--gray-dark);
    text-align: start;
}
#site-main .supplement{
    color: var(--gray-out);
    font-size: 0.9em;
}


/* top */
#section-top .sure_logo{
    position: relative;
    height: 160px;
    left: 25%;
    top: 30%;
    margin-left: -10em;
}

/* company */


/* business */

#section-business h2{
    margin-top: 1.5em;
}
#section-business ul{
    list-style: square;
}
#section-business p{
    margin-left: 1em;
}
#section-business img.alier-logo{
    display: block;
    height: 128px;
    margin: 2em auto;
}
#section-business p.alier-external{
    display: block;
    margin: 0;
    text-align: center;
    white-space: nowrap;
}
#section-business p.alier-external a {
    margin: 0 auto;
    padding: 0.5em 2em;
    border: 1px solid var(--gray-out);
    box-shadow: 0px 0px 0.3em var(--gray-out);
    border-radius: 0.2em;
    color: var(--black);
    text-decoration: none;
    transition: all 0.4s ease-out;
}
#section-business p.alier-external a:hover {
    background: var(--white-smoke);

}

/* recruit */

#section-recruit .update{
    color: var(--gray-out);
    margin: 0 0 0 1.5em;
}
#section-recruit .update::after{
    margin-left: 2em;
}
#section-recruit:has(#radio-entry:checked) .update::after{
    content: "募集要項 / エントリーシートの記入";
}
#section-recruit:has(#radio-confirmation:checked) .update::after{
    content: "募集要項 / エントリーシートの記入 / 確認画面";
}
#section-recruit:has(#radio-complete:checked) .update::after{
    content: "ありがとうございました";
}
#section-recruit input[type="radio"]{
    display: none;
}
#section-recruit .info input + label{
    font-size: 1.2em;
    color: var(--gray-out);
}
#section-recruit .info label:hover{
    background: var(--white-smoke);
}
#section-recruit input[name="recruit-category"] + label{
    padding: 0.5em;
    transition: all 0.2s;
    position: relative;
    display: inline-block;
    bottom: 0;
}
#section-recruit input[name="recruit-category"]:checked + label{
    color: var(--highlight);

}
#section-recruit .category-label{
    padding-left: 1em;
    margin-bottom: 1em;
    white-space: nowrap;
}

#section-recruit .category-label span::before{
    position: relative;
    content: "";
    border-bottom: 3px solid var(--highlight);
    height: 0;
    padding: 0em 1.25em 0.4em 1.25em;

    transition: margin 0.5s var(--bezier-spring);
    margin-left: -7em;
}
#section-recruit #radio-carrier:checked ~ span::before{
    margin-left: -3em;
}

#section-recruit .info:has(#radio-new:checked) .carrier,
#section-recruit .info:has(#radio-carrier:checked) .new{
    display: none;

}

#section-recruit article > div{
    transition: all 0.2s;
    position: relative;
    right: 0;
}
#section-recruit .entry,
#section-recruit .info,
#section-recruit .confirmation,
#section-recruit .complete{
    visibility: hidden;
    opacity: 0;
    height: 0;
    right: -1em;
    transition: opacity 0.2s;
}
#section-recruit :has(#radio-info:checked) .info,
#section-recruit :has(#radio-entry:checked) .entry,
#section-recruit :has(#radio-confirmation:checked) .confirmation,
#section-recruit :has(#radio-complete:checked) .complete{
    visibility: visible;
    opacity: 1;
    height: auto;
    right: 0;
    transition: all 0.2s;
}
#section-recruit #radio-entry + label{
    display: block;
    text-align: center;
    color: var(--gray-dark);
    padding: 0.3em;
    font-weight: 600;
    transition: background-color 0.2s;
}
#section-recruit :has(#radio-info:checked) .entry input,
#section-recruit :has(#radio-confirm.confirmation) .entry input{
    display: none;
}

/* recruit > entry */

#section-recruit #radio-info + label,
#section-recruit .complete label,
#section-contact .complete label{
    padding: 0.3em 0.5em;
    font-size: 1.1em;
    transition: background-color 0.2s;
}
#section-recruit #radio-info + label:hover,
#section-recruit .complete label:hover,
#section-contact .complete label:hover{
    background-color: var(--white-smoke);
}

#section-recruit #entry-privacy,
#section-recruit #entry-privacy + label{
    width: auto !important;
    vertical-align: middle !important; 
}

#section-recruit form textarea{
    display: inline-block;
    padding: 0.7em;
    width: min(calc(100% - 1em), 36em);
    resize: vertical;
    min-height: 60px;
    
}
#section-recruit .entry form .new,
#section-recruit .entry form .carrier{
    border-top: 2px solid var(--white-smoke);
    border-bottom: 2px solid var(--white-smoke);
    padding-bottom: 1em;
}


#section-recruit .entry:has(#entry-new:checked) .carrier,
#section-recruit .entry:has(#entry-carrier:checked) .new{
    display: none;
}
#section-recruit .entry [name="entry-category"] + label{
    color: var(--gray-out);
    padding: 0.5em;
    transition: all 0.2s;
    width: 5em;
    text-align: center;
    border: 1px solid transparent;
}
#section-recruit .entry [name="entry-category"] + label:hover{
    background-color: var(--white-smoke);
}
#section-recruit .entry [name="entry-category"]:checked + label{
    color: var(--highlight);
    border: 1px solid var(--highlight);
}

#section-recruit .entry form div{
    margin-top: 1em;
}
#section-recruit .entry form label{
    display: inline-block;
    vertical-align: top;
    width: 10em;
}
#section-recruit .entry form input{
    padding: 0.4em;
    border: 1px solid var(--gray-out);
}
#section-recruit .entry form input[type="text"],
#section-recruit .entry form input[type="email"]{
    width: min(calc(100% - 1em), 24em);
}
#section-recruit .entry form #entry-bday,
#section-recruit .entry form #entry-postalcode,
#section-recruit .entry form #entry-phonenumber{
    width: min(calc(100% - 1em), 10em);
}
#section-recruit .entry .carrier label{
    width: 100px;
}
#section-recruit .entry .carrier button{
    display: inline-block;
    background: var(--white-smoke);
    color: var(--black);
    margin: 0.5em 0;
    border: 1px solid var(--gray-out);
    transition: background-color 0.1s;
}
#section-recruit .entry .carrier button:hover{
    background: var(--white);
}
#section-recruit .entry .carrier input[type="checkbox"]{
    margin-left: 1em;
}
#section-recruit #workList fieldset{
    margin: 0 0 2px 0;
    padding: 0.5em 2em 1em 2em;
    border: 1px dashed var(--gray-out);
}
#section-recruit #workList fieldset div:last-of-type{
    display: flex;
    justify-content: space-between;
}
#section-recruit #workList fieldset button{
    margin-bottom: 1em;
}
#section-recruit form span.err-message{
    display: block;
    font-size: 0.8em;
    color: var(--highlight);
}


/* recruit > confirmation */
#section-recruit .confirmation > label{
    padding: 0.3em 0.5em;
    font-size: 1.1em;
    transition: background-color 0.2s;
}
#section-recruit .confirmation > label:hover{
    background: var(--white-smoke);
}

/* contact */
#section-contact .contact,
#section-contact .complete{
    visibility: hidden;
    opacity: 0;
    height: 0;
    right: -1em;
    transition: opacity 0.2s;
}
#section-contact :has(#contact-main:checked) .contact,
#section-contact :has(#contact-complete:checked) .complete{
    visibility: visible;
    opacity: 1;
    height: auto;
    right: 0;
    transition: all 0.2s;
}
#section-contact input[type="radio"]{
    display: none;
}
#section-contact h2{
    font-size: 1.3em;
}
#section-contact form{
    margin: 4em 0;
}
#section-contact form label.required::after,
#section-recruit form label.required::after{
    content: "*";
    color: var(--highlight);
}
#section-contact form > div > label{
    display: inline-block;
    width: 150px;
    margin-top: 1em;
}
#section-contact form #contact-privacy{
    width: auto;
}
#section-contact form input{
    width: min(90%, 350px);
    padding: 0.4em;
    border: 1px solid var(--gray-out);
}

#section-contact form textarea{
    display: block;
    padding: 0.7em;
    margin: 1em 0;
    width: min(90%, 600px);
    resize: vertical;
    min-height: 80px;
}
#section-contact form button,
#section-recruit button{
    display: block;
    margin: 1em;
    margin-left: 40%;
    padding: 0.5em 1.5em;
    border: 1px solid var(--gray-out);
    background: var(--gray-dark);
    color: var(--white);
    transition: all 0.2s;
}
#section-contact form button:hover,
#section-recruit button:hover{
    background: var(--white);
    color: var(--black);
    font-weight: 600;
}
#site-main .submit-error{
    color: var(--highlight);
}

/* overlay */

#overlay-policy{
    visibility: hidden;
    opacity: 0;
    transition: all 0.2s;

    display: fixed;
    position: absolute;
    background: #00000052;
    top: 0;
    width: 100%;
    height: 100%;
    overflow-y: auto;
}
#overlay-policy > div{
    position: relative;
    background: var(--white);
    border: 1px solid var(--gray-out);
    box-shadow: 0px 4px 16px  var(--gray-dark);
    margin: 10em auto;
    width: min(40em, calc(90% - var(--menu-width)));
    padding: 6em;
    font-size: 0.95em;
}
#overlay-policy > div h2{
    font-size: 1.2em;
}
#overlay-policy > div h3{
    font-size: 1em;
}
#overlay-policy > div > div{
    position: relative;
    top: -2em;
    right: -2em;
    height: 0;
    font-size: 1.4em;
    font-weight: 600;
    text-align: right;
}
#overlay-policy > div a:hover{
    color: var(--gray-out);
}
main[overlay="policy"] + #overlay-policy{
    visibility: visible;
    opacity: 1;
}

#site-main button[disabled]{
    color: var(--gray-out) !important;
    background-color: var(--white-smoke) !important;
    font-size: 400 !important;
}
#site-main .loop{
    display: none;
}
#site-main button[disabled] + .loop{
    display: inline-block;
    padding: 0 0px 2px 0 ;
    animation: loop 1s ease-in-out infinite;
}
#site-main p.recaptcha-policy{
    margin: 0.5em 0;
}
.grecaptcha-badge { visibility: hidden; }

@keyframes loop{
    0%{ rotate: 0deg }
    100%{ rotate: 360deg }
}

.mobile { display: none; }

@media only screen and (max-width: 480px){
    .mobile { display: inline; }
    :root{
        --menu-height: 3em;
    }
    #site-main > div{
        left: 0;
        padding-top: var(--menu-height);
        width: 100%;
        font-size: 0.85em;
    }
    #site-main > div article{
        padding: 0 1.5em;
    }
    #side-menu{
        display: flex;
        width: 100%;
        height: var(--menu-height);
        z-index: 1;
        align-items: bottom;
    }


    #side-menu .sure_icon{
        padding: 0.5em;
        height: calc(var(--menu-height) - 1em);
    }
    #side-menu .menu-button{
        display: inline;
        fill: var(--white);
        width: 1.6em;
        height: 1.6em;
        padding: 0.3em;
        margin: 0.4em;
        border-radius: 0.5em;
        top: 0;
    }
    #side-menu .menu-button:hover{
        background-color: var(--gray-dark);
    }
    #side-menu ul{
        visibility: hidden;
        opacity: 0;
        
        height: calc(100% - var(--menu-height) - 4em);
        position: fixed;
        top: var(--menu-height);
        text-align: center;
        margin: 0;
        padding: 2em;
        background: #000000de;
        transition: all 0.2s ease-out;
        left: -3em;
    }
    #side-menu > ul li{
        margin: 0.5em 0;
        padding: 0 1em;
        border: 1px solid transparent;
    }
    #side-menu > ul li:hover{
        border: 1px solid transparent;
    }
    #side-menu:has(#mobile-menu-toggle:checked) ul{
        visibility: visible;
        opacity: 1;
        left: 0;
    }
    #side-menu:has(#mobile-menu-toggle:checked) ul a{
        margin-right: 0;
    }
    
    [section="top"]      #side-menu li.tab-top,
    [section="company"]  #side-menu li.tab-company,
    [section="business"] #side-menu li.tab-business,
    [section="recruit"]  #side-menu li.tab-recruit,
    [section="contact"]  #side-menu li.tab-contact{
        white-space: nowrap;
        border-left: 1px solid var(--highlight);
        border-right: 1px solid var(--highlight);
    }

    #site-main h1{
        padding-left: 0;
    }
    #section-top .sure_logo{
        margin: 0;
        left: 0;
        width: 100%;
    }
    #section-recruit .entry form label{
        display: block;
    }
    #section-recruit .entry [name="entry-category"] + label{
        display: inline-block;
    }
    #overlay-policy > div{
        margin: 0;
        margin-top: var(--menu-height);
        padding: 1em;
        width: calc(100% - 2em - 2px);
        overflow-x: hidden;
        background: rgba(255, 255, 255, 0.88);
    }
    #overlay-policy > div > div{
        top: 0;
        right: 0;
        font-size: 1.4em;
        font-weight: 600;
        text-align: right;
    }
}

@media only screen and (max-height: 480px){
    #site-main{
        font-size: 85%;
    }
    #side-menu{
        overflow-y: auto;
        scrollbar-width: thin;
        scrollbar-color: var(--gray-dark) var(--black);
    }
}