@charset "utf-8";

@import url('https://fonts.googleapis.com/css2?family=Roboto+Condensed&display=swap');
/* フォントのライセンス表記 */
/*
'Roboto Condensed' is licensed under the Apache License 2.0.
(http://www.apache.org/licenses/LICENSE-2.0)

You can download the original font from here.
https://fonts.google.com/specimen/Roboto+Condensed
*/


/* 基本設定 */
html {
    background: transparent;
    font-size: 62.5%;
}
body {
    background: #fff;
    min-height: 100vh;
    color: #1d3259;
    font-size: 1.3rem;
    font-family: 'メイリオ', 'ヒラギノ角ゴ', sans-serif;
    letter-spacing: 0.2em;
    line-height: 1.8;
}
a {
    text-decoration: none;
}
ul,ol {
    list-style: none;
}


/* フォント指定まとめて */
h1,
h2,
h3,
h4,
.logList dd,
.mainHeader,
.mainNav,
.backTop {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: normal;

}


/* 見出し */
.h2-count {
    counter-reset: count;
}
h2 {
    margin: 10px 0 20px;
    font-size: 1.2em;
    text-align: center;
}
h2 > div,
h2::before {
    display: block;
    color: #97b0bf;
    font-size: 2.5em;
    font-weight: lighter;
    line-height: 1;
}
.h2-count h2::before {
    counter-increment: count;
    content: counter(count, decimal-leading-zero);
}
.h2-count .h2-plain::before {
    content: none;
}
h3 {
    padding: 0;
    margin: 20px 0;
    font-size: 1.1em;
}
h3 > span {
    display: inline-block;
    position: relative;
    padding: 3px 10px;
}
h3 > span::before {
    content: '';
    display: block;
    position: absolute;
     left: 0;
     bottom: 0;
    width: 100%;
    height: 2px;
    border-bottom: #363a3b solid 2px;
    box-sizing: border-box;
}
h3 > span::after {
    content: '';
    display: block;
    position: absolute;
     left: 100%;
     bottom: 0;
    width: 30px;
    height: 8px;
    background: url('../img/design77_arrow.svg') left center / auto 100% no-repeat;
}

h4 {
    margin: 10px;
    line-height: 25px;
}
h4 > span {
    padding: 5px 10px;
    background: #d5dcea;
    background: #d5e3ea;
}


/* フォーム関連 */
input[type],
textarea {
    border: #88b5cf solid 1px;
    font-family: inherit;
    font-size: 95%;
    line-height: 1.5;
}
.form,
.button {
    padding: 5px;
}
.form {
    background: #fff;
}
.button {
    padding: 5px 10px;
    background: #88b5cf;
    color: #fff;
}
.mailForm .form {
    width: 70%;
     max-width: 400px;
    margin-bottom: 5px;
}
.nameChangeForm .form {
    width: 10em;
}


/* 強調 */
em {
    background: linear-gradient(#0000 85%, #88b4cf 85%, #88b4cf 95%, #0000 95%) no-repeat;
    color: #777;
    font-style: normal;

}
strong {
    background: #788fa2;
    color: #fff;    font-weight: bolder;
}


/* 段落、余白、基本リンク色 */
p {
    margin: 0 2em;
}
.box {
    margin: 80px 0;
    scroll-margin-top: 50px;
    scroll-snap-margin-top: 50px;/* safari用 */
}

.space {
    margin: 2em;
}

.pageWrap {
    position: relative;
    width: 60%;
     max-width: 1100px;
     min-width: 650px;
    padding: 50px;
    margin: 0 auto 0 35%;
    background: #fff;
    box-sizing: border-box;
}
.pageWrap a {
    color: #639db4;
}
.mainWrap,
.logWrap {
    margin: 100px 0 10vh;
}


/* メインコンテンツ */
.mainContents h4 {
    margin-top: 2em;
}
.contentsList {
    display: flex;
     flex-wrap: wrap;
    margin: 1em 2em;
}
.contentsList a:visited {
    color: #667d86;
}
.longList li::after {
    content: '-';
    margin: 0 .5em;
    color: #a2b5d2;
}
.longList li:last-of-type::after,
.longList .longInfo::after {
    content: none;
}
.longInfo {
    width: 100%;
    margin-bottom: 5px;
    color: #7886a2;
    font-size: .9em;
}
.shortList li {
    margin: 0 1.5em 5px 0;
}


/* ログページ */
.logWrap h2 {
    margin-top: 80px;
}
.logList {
    display: grid;
     grid-template-columns: auto 1fr;
     gap: 15px 10px;
}
.logWrap dd {
    align-self: start;
    padding: 1px 10px;
    margin: 0 0 0;
    background: #d5e3ea;
}
.logList dt {
    padding: 1px 0;
}
.logList p {
    margin: 0 .5em;
}
.logOpen {
    margin-left: .5em;
    cursor: pointer;
}
.logOpen::before {
    content: '追記';
}
.more {
    height: 0;
    overflow: hidden;
    transition: .5s;
}
.moreText {
    padding: .5em 0 0 1em;
    box-sizing: border-box;
    color: #8d9da3;
}



/* メインヘッダー */
.mainHeader {
    display: flex;
     flex-direction: column;
     justify-content: flex-end;
    position: fixed;
     top: 0;
     left: 0;
    width: 30%;
    height: 100vh;
    padding: 10vh 30px 50px;
    background: url('../img/design77_main.png') right center / cover #cfe0ea;
    box-sizing: border-box;
}

.mainNavInfo {
    position: relative;
    margin: auto 0;
    text-align: center;
}
.navSiteName {
    display: inline-block;
    position: relative;
    padding: 5px 20px 0;
    color: #4878a44a;
    font-size: 5em;
    line-height: 1;
    text-shadow: 0 0 20px #fff;
    text-transform: uppercase;
    z-index: 2;
}
.navSiteInfo {
    position: absolute;
     top: 45%;
    width: 100%;
    font-size: 1.2em;
    transform: rotate(-5deg);
    z-index: 2;
}
.mainHeader h1 {
    margin-top: auto;
    padding: 2px 0;
    font-size: 2em;
    font-weight: bolder;
}
.mainHeader .siteName {
    padding: 30px 0 0;
}
.mainHeader .url {
    margin-bottom: 10px;
    font-size: 1.1rem;
    letter-spacing: .15em;
}

/* ナビゲーション */
.mainNav {
    margin-top: 50px;
    text-align: right;
}
.mainNav > ul {
    display: flex;
     flex-direction: column;
     justify-content: center;
     align-items: flex-end;
}
.mainNav li {
    margin-bottom: 5px;
}
.mainNav li a {
    display: inline-block;
    position: relative;
    background: linear-gradient(90deg, #ffffff calc(100% / 2), #000 calc(100% - (100% / 2))) right / 200% #a2c5cb;
    -webkit-background-clip: text;
    background-clip: text;
    color: #0000;
    font-size: 1.2em;
    transition: .3s;
}
.mainNav li a:hover {
    background-position: left, center;
}


/* トップに戻るボタン */
.backTop {
    padding-right: 40px;
    opacity: 0;
    text-align: right;
    transition: .3s;
    visibility: hidden;
}
.backTop a {
    display: inline-block;
    position: fixed;
     bottom: 40px;
    width: 40px;
    height: 40px;
    background: url('../img/design77_main.png') center / 300% no-repeat;
    box-sizing: border-box;
    color: #363a3b;
    line-height: 38px;
    text-align: center;
    text-indent: .2em;
    z-index: 2;
}
.view.backTop  {
    opacity: 1;
    visibility: visible;
}


/* フッター（削除OK※デフォルト非表示） */
.mainFooter {
    display: none;
    margin: 5vh 0;
    font-size: 1rem;
    text-align: center;
    opacity: .3;
}


/* レスポンシブ調整用 */
@media (max-width:850px) {
    body {
        font-size: 1.2rem;
    }
    h2 {
        margin-bottom: 1em;
        font-size: 1.1em;
    }
    h2 > div,
    h2::before{
        font-size: 1.8em;
    }
    h3 {
        margin: 10px 0 15px;
        font-size: 1em;
    }
    h2 + h3 {
        margin-top: 1em;
    }
    .form,
    .button {
        padding: 3px;
    }
    .mailForm .form {
        width: 90%;
        max-width: 400px;
        min-width: 50px;
    }
    .nameChangeForm .form {
        width: 8em;
    }
    p {
        margin: 0 1em;
    }
    .box {
        margin: 50px 0;
    }
    .space {
        margin: 1em 2em;
    }
    .pageWrap {
        width: 100%;
        min-width: 200px;
        max-width: 550px;
        padding: 20px;
        margin: auto;
    }
    .mainWrap {
        margin: 60px 0;
    }
    .contentsList {
        display: block;
        margin: 1em 1.5em;
    }
    .contentsList li {
        margin-bottom: 5px;
    }
    .longList li::after {
        content: none;
    }
    .contentsList .longInfo {
        display: block;
    }
    .moreText {
        padding: .5em 0 0 0;
    }
    .mainHeader {
        justify-content: flex-start;
        position: fixed;
         top: 0;
         left: 0;
        width: calc(100% - 80px);
         max-width: 500px;
        height: 100vh;
        padding-top: 100px;
        background-position: left;
        transform: translateX(-100%);
        transition: .5s;
        z-index: 2;
    }
    .mainHeader::after {
        content: 'menu';
        position: absolute;
         top: 20px;
         right: -60px;
        width: 100px;
        height: 30px;
        padding: 10px 10px 10px 20px;
        border-bottom: #000 solid 2px;
        box-sizing: border-box;
        line-height: 1.1em;
        text-align: right;
        text-transform: uppercase;
    }
    .mainHeader::before {
        content: '';
        display: block;
        position: absolute;
         top: 0;
         left: 100%;
        height: 0;
        width: 0;
        transition: .3s;
    }
    .view.mainHeader {
        transform: translateX(0);
    }
    .view.mainHeader::before {
        width: 100vw;
        height: 100%;
        background: #fffd;
    }
    .view.mainHeader::after {
        content: 'close';
        color: #777;
        border-color: #b8b8b8;
    }
    .mainNavInfo {
        display: none;
    }
    .indexHeader {
        position: static;
        width: 100%;
         max-width: 900px;
        padding: 10px 30px 60px;
        background-image: linear-gradient(5deg, #fff 65px, #fff0 65px), url('../img/design77_main.png');
        transform: none;
    }
    .indexHeader::before,
    .indexHeader::after {
        content: none;
    }
    .indexHeader .mainNavInfo {
        display: block;
    }
    .indexHeader .navSiteName {
        font-size: 5em;
    }
    .siteName {
        padding-top: 30px;
    }
    h1 {
        font-size: 1.5em;
    }
    .mainNav {
        align-self: start;
        position: static;
        width: 100%;
        max-width: 450px;
        margin: 0 auto;
    }
    .mainNav > ul {
        flex-direction: column;
    }
    .backTop a {
        bottom: 20px;
    }
}