/* custom properties
--------------------------------------------------- */
:root {
    --clr-bg: #ffffff;
    --clr-txt: #0f2d43;
    --clr-ass: #125587;
    --clr-ass2: #125587;
    --clr-acc: #144163;
    --clr-muted: #E4E4E4;
    --clr-border: #dddddd;

    --ff: 'Noto Serif JP', serif;
    --ff-en: 'Marcellus', serif;;
    --fs: 1.6rem;
    --fs-pc: 1.8rem;
    --fs-s: 1.4rem;
    --fs-l: 1.25em;
    --fw: 400;
    --lh: 1.8;
    --ls: 0.07em;

    --bp-tab: 560px;
    --bp-pc: 960px;

    --border-radius: 30px;
    --transition: 0.3s;
    --cont-mw: 1200px;

    --mg-left: clamp(15px, 4vw ,80px);
    --pd: 15px;
}


/* common 
---------------------------------------------------*/
html {
	font-size: 62.5%;
    -webkit-text-size-adjust: 100%;
}
body {
	font-family: var(--ff);
	font-size: clamp(var(--fs) , 2.5vw, var(--fs-pc));
	color: var(--clr-txt);
	line-height: var(--lh);
	letter-spacing: var(--ls);
	text-align: left;
	font-weight: var(--fw);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	background-color: var(--clr-bg);
}
h2,h3 {
    font-weight: 400;
}
a {
	color: var(--clr-txt);
	text-decoration: none;
}
a:hover {
	color: var(--clr-txt);
	text-decoration: none;
}
.pc {
	display: none !important;
}
.sp {
	display: block !important;
}
img {
	width: 100%;
	height: auto;
}
* {
	box-sizing: border-box;
}

html {
    margin-top: 0 !important;
}
@media(min-width: 960px) {
    .pc {
        display: block !important;
    }
    .sp {
        display: none !important;
    }
}

/* Component
---------------------------------------------------*/
.c-ttl_wrap {
    margin-bottom: 5rem;
    text-align: center;
}
.c-ttl_en {
    display: inline-block;
    margin-bottom: 4rem;
    position: relative;
    font-size: clamp(25px, 5vw, 32px);
    font-family: var(--ff-en);
    &:before {
        content: '';
        position: absolute;
        bottom: 0;
        left: 50%;
        transform: translate(-50%, 100%);
        width: 1px;
        height: 30px;
        background: var(--clr-txt);
    }
}
.c-btn {
    display: inline-block;
    position: relative;
    padding-right: 60px; 
    font-size: clamp(16px, 3vw, 20px);
    text-align: right;
    transition: var(--transition);
    span::before {
        content: '';
        position: absolute;
        top: 50%;
        right: 0;
        transform: translateY(-50%);
        width: 45px;
        height: 45px;
        background-color: var(--clr-acc);
        border-radius: 50%;
        transition: all var(--transition) ease;
    }
    span:after {
        content: '';
        position: absolute;
        top: 50%;
        right: 0;
        transform: translate(-15px, -50%);
        width: 15px;
        height: 15px;
        background-color: var(--clr-bg);
        mask-image: url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 13 11.5'%3E%3Cpath d='M0 6.6h9.7l-3.66 3.68 1.2 1.22L13 5.74 7.24 0l-1.2 1.22L9.7 4.88H0v1.71Z'/%3E%3C/svg%3E");
        mask-repeat: no-repeat;
        mask-position: center;
    }
}
.c-btn:hover span::before {
    transform: translateY(-50%) scale(1.35);
}

/* wordpressバー
---------------------------------------------------*/
body.admin-bar {
    padding-top: 0;
    padding-bottom: 46px;
}
#wpadminbar {
    top: auto;
    bottom: 0;
    position: fixed;
    width: 100%;
    z-index: 9999;
}
#wpadminbar {
    top: auto;
    bottom: 0;
}

/* scrollin
---------------------------------------------------*/
.js-scrollin {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 1.0s ease, transform 1.0s ease;
}
  
.js-scrollin.is-scroll {
    opacity: 1;
    transform: translateY(0);
}

/* keyframes
---------------------------------------------------*/
@keyframes lineMove {
    0% {
        bottom: 100%;
        height: 0;
    }
    20% {
        bottom: 0;
        height: 100%;
    }
    40% {
        bottom: 0;
        height: 0;
    }
    100% {
        bottom: 0;
        height: 0;
    }
}


/* header
---------------------------------------------------*/
.header {
    &:after {
        content: "";
        position: fixed;
        top: 0;
        bottom: 0;
        left: var(--mg-left);
        z-index: 1000;
        height: 100vh;
        width: 1px;
        background: var(--clr-txt);
    }
}

.header-logo {
    position: absolute;
    top: 16px;
    left: var(--mg-left);
    z-index: 100;
    width: clamp(180px, 30vw, 250px);
}   

.nav-toggle {
    position: fixed;
    top: 30px;
    right: 5%;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 30px;
    height: 30px;
    background: none;
    cursor: pointer;
}
.nav-toggle span {
    display: block;
    width: 30px;
    height: 1px;
    background: var(--clr-txt);
    transition: var(--transition);
    &:nth-child(1) {
        transform: translateY(5px);
    }
    &:nth-child(2)  {
        transform: translateY(-5px);
    }
}
.nav-toggle[aria-expanded="true"] {
    span:nth-child(1) {
        transform: translateY(0) rotate(45deg);
    }
    span:nth-child(2) {
        transform: translateY(-2px) rotate(-45deg);
    }
}
.main-navigation {
    visibility: hidden;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    transform: translateY(100px);
    overflow: hidden;
    width: 100%;
    height: 100vh;
    padding: clamp(120px, 15vw, 170px) 0 0;
    background-color: var(--clr-bg);
    background-color: var(--clr-bg);
    opacity: 0;
    transition: all var(--transition);
}
.main-navigation.is-active {
    transform: translateY(0);
    visibility: visible;
    opacity: 1;
}
.nav-logo {
    position: absolute;
    top: 16px;
    left: var(--mg-left);
    width: clamp(180px, 30vw, 250px);
}
.header-nav {
    max-height: calc(100vh - 170px - 250px);
    padding: 0 0 0 35%;
    overflow-y: scroll;
    scrollbar-width: none;
    &::-webkit-scrollbar {
        display: none;
    }
}
.menu {
    text-align: left;
    list-style: none;
}
.menu li {
    margin: 35px 0;
    &:first-child {
        margin-top: 0;
    }
}
.menu a {
    display: block;
    position:relative;
    text-decoration: none;
    color: var(--clr-txt);
    font-size: clamp(12px, 5vw, 18px);
    transition: opacity var(--transition);
    &:before {
        content: "";
        position: absolute;
        top: 50%;
        left: -1.5em;
        width: 16px;
        aspect-ratio: 1;
        transform: translateY(-50%);
        background: url(../img/common/chevron-right.svg);
    }
    &:hover {
        opacity: 0.6;
    }
}
.sub-menu {
    padding-left: 3em;
    list-style: none;
}
.sub-menu li {
    margin: 17px 0;
    &:first-child {
        margin-top: 17px;
    }
}
.sub-menu a {
    font-size: clamp(12px, 4vw, 16px);
    &:before {
        width: 7px;
        height: 1px;
        background: var(--clr-txt);
    }
}
@media(min-width: 960px) {
    .menu a {
        width: fit-content;
    }
}
.decoration {
    position: relative;
    span {
        display: block;
        color: transparent;
        -webkit-text-stroke: 1px var(--clr-muted);
        text-stroke: 1px var(--clr-muted);
        font-size: 50px;
        font-family: var(--ff-en);
        line-height: 50px;
        text-align: right;
        &:nth-child(1) {
            transform: translate(-3em, 8px);
        }
        &:nth-child(2) {
            transform: translate(0, -4px);
        }
    }
    &:before {
        content: '';
        position: absolute;
        top: 50%;
        left: var(--mg-left);
        z-index: 1;
        width: 100vw;
        height: 1px;
        background: var(--clr-txt);
    }
}
.contact_wrap {
    margin: 3rem auto 0;
    padding: 0 15%;
    a {
        display: block;
        position: relative;
        max-width: 350px;
        margin: 0 auto;
        padding: 1.5rem 3rem;
        border: 1px solid var(--clr-acc);
        color: var(--clr-bg); 
        text-align: center;
        transition: all var(--transition);
        &:before {
            content: "";
            display: block;
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 100%;
            margin: auto;
            background: var(--clr-acc);
            transform: scale(1, 1);
            transform-origin: left top;
            transition: transform .3s;
            z-index: -1;
        }
        &:hover {
            color: var(--clr-acc);
        }
    }
    a:hover:before {
        transform-origin: right top;
        transform: scale(0, 1);
    }
}
@media (min-width: var(--bp-pc)) {
    .contact_wrap a {
        width: 50vw;
    }
}

/* cv
---------------------------------------------------*/
.cv {
    padding: clamp(5rem, 5vw, 8rem) var(--mg-left);
    background: url('../img/common/cv-bg.jpg') center center / cover no-repeat;
    background-attachment: fixed;
}
.cv-inner.js-scrollin {
    transition-delay: 0.5s;
}

.cv-ttl {
    font-size: clamp(20px, 4vw, 32px);
    text-align: center;
}
.cv-txt {
    margin-top: 2.5rem;
    font-size: clamp(var(--fs), 2.4vw, 2rem);
    text-align: center;
}
.cv-btn {
    margin-top: 4rem;
    a {
        display: block;
        position: relative;
        z-index: 0;
        width: clamp(270px,22vw, 350px);
        margin: 0 auto;
        padding: 10px;
        border: 1px solid var(--clr-acc);
        color: var(--clr-bg);
        font-size: clamp(18px, 3vw, 20px);
        font-weight: 500;
        text-align: center;
        &:before {
            content: "";
            display: block;
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 100%;
            margin: auto;
            background: var(--clr-acc);
            transform: scale(1, 1);
            transform-origin: left top;
            transition: transform .3s;
            z-index: -1;
        }
    }
    a:hover {
        color: var(--clr-acc);
    }
    a:hover:before {
        transform-origin: right top;
        transform: scale(0, 1);
    }
}

/* footer
---------------------------------------------------*/
.footer {
    position: relative;
    padding: 7rem 0 0;
    .menu {
        margin: 0 auto 0 30%;
    }
    .menu li {
        margin: 25px 0;
    }
    .menu li:first-child {
        margin-top: 0;
    }
    .menu a {
        font-size: clamp(var(--fs), 3vw, 2rem);
    }
    .sub-menu a {
        font-size: clamp(12px, 4vw, 16px);
    }
}

.footer-logo {
    width: clamp(155px, 20vw, 255px);
    margin: 12rem auto 0;
}
.footer-copyright {
    margin-top: 1rem;
    padding: 1rem;
    background: var(--clr-ass);
    color: var(--clr-bg);
    font-size: 12px;
    text-align: center;
}
.page-top {
    position: absolute;
    top: 3rem;
    right: 2rem;
    z-index: 1;
    width: 32px;
    height: 32px;
    border: 1px solid var(--clr-txt);
    transition: opacity 0.4s;
    a {
        display: block;
        width: 100%;
        height: 100%;
        background-color: var(--clr-txt);
        mask-image: url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath stroke='none' d='M0 0h24v24H0z' fill='none'/%3E%3Cpath d='M6 15l6 -6l6 6'/%3E%3C/svg%3E");
        mask-repeat: no-repeat;
        mask-position: center;
        mask-size: 70%;
        transition: opacity 0.4s;

    }
    :hover {
        opacity: 0.5;
    }
}
@media(min-width: 960px) {
    .page-top {
        top: 7rem;
        right: 5%;
        width: 50px;
        height: 50px;
    }
}