@charset "utf-8";

/*--------------------------------------------------------------
  基礎設定
--------------------------------------------------------------*/

:root {
    /* var(--main-color) */
    --font-size: 14px;
}

/*--------------------------------------------------------------
  ロゴ
--------------------------------------------------------------*/


/* メニューロゴ */
.ci {
    top: 0;
    left: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 210px;
    height: 70px;
    font-size: var(--font-size);
    line-height: var(--font-size);
    font-weight: 600;
    overflow: hidden;
}

.ci>a {
    color: #000;
    text-decoration: none;
}

.ci>a img {
    width: 210px;
}


/*--------------------------------------------------------------
  メニュー
--------------------------------------------------------------*/

nav {
    z-index: 1000;
    position: fixed;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    margin: 0;
    padding: 0;
    width: 100%;
    height: 70px;
}

/* ハンバーガーメニュー */
.hamburger {
    display: none;
    position: absolute;
    top: 20px;
    right: 20px;
    width: 30px;
    height: 30px;
    cursor: pointer;
    z-index: 1000;
    border: 1px solid #ccc;
    border-radius: 20px;
}

.hamburger span,
.hamburger span::before,
.hamburger span::after {
    content: '';
    display: block;
    width: 15px;
    height: 2px;
    background-color: #555;
    transition: 0.3s;
    position: absolute;
}

.hamburger span {
    top: 50%;
    left: 25%;
    transform: translateY(-50%);
}

.hamburger span::before {
    top: -4px;
}

.hamburger span::after {
    bottom: -4px;
}

.hamburger-toggle {
    display: none;
}

.hamburger-toggle:checked+.hamburger span {
    background-color: transparent;
}

.hamburger-toggle:checked+.hamburger span::before {
    top: 0;
    transform: rotate(45deg);
}

.hamburger-toggle:checked+.hamburger span::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* メニュー項目 */
nav .menu {
    position: fixed;
    left: 220px;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    list-style: none;
    padding: 0 2rem;
    margin: 0;
    border-radius: 1.5rem;
    background-color: rgb(255 255 255 / 0.8);
}

ul.menu>li {
    position: relative;
    display: block;
    height: 100%;
    margin: 0;
    padding: 0;
}

ul.menu>li>a {
    display: block;
    height: 100%;
    margin: 0;
    padding: 1rem 0.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: var(--font-size);
    line-height: var(--font-size);
    font-weight: 400;
    color: #333;
    text-decoration: none;
    text-wrap: nowrap;
    border-bottom: 2px solid transparent;
}

ul.menu>li>a:hover {
    color: #000;
    font-weight: 600;
    border-bottom: 2px solid #000;
    background-color: rgb(255 255 255 / 0.5);
}

.has-submenu {
    margin: 0;
    padding: 0;
}

/* プルダウンメニュー項目 */
nav .submenu {
    display: none;
    position: absolute;
    background-color: #efefef;
    margin: 0;
    padding: 0;
    width: unset;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    animation: submenu-anime 1s ease-out forwards;
}

@keyframes submenu-anime {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

nav ul.submenu>li {
    position: relative;
    margin: 0;
    padding: 0;
    border: 0;
    text-align: start;
}

nav ul.submenu>li a {
    display: block;
    margin: 0;
    padding: 0.5rem 1rem;

    font-size: var(--font-size);
    line-height: var(--font-size);

    color: #333;
    text-decoration: none;
    text-wrap: nowrap;
    border: 0;
}

nav ul.submenu>li a:hover {
    color: #000;
    background-color: #ddd;
    border: 0;
}

/* サブメニューの表示 */
ul.menu>li:hover>.submenu,
nav ul.submenu>li:hover>.submenu {
    display: block;
}

ul.submenu>li.has-submenu>.submenu {
    top: 0;
    left: 100%;
}

ul.menu>li.has-submenu>a::after,
ul.submenu>li.has-submenu>a::after {
    content: '▼';
    display: inline-block;
    position: relative;
    font-size: calc(var(--font-size) / 2);
    line-height: calc(var(--font-size) / 2);
    vertical-align: middle;
    padding: 0 0.2rem;
}

ul.submenu>li.has-submenu>a::after {
    transform: rotate(-90deg);
}

nav hr {
    border: 0 none;
    height: 1px;
    background-color: #d5d5d5;
}

/*--------------------------------------------------------------
  モバイル用メニュー処理
--------------------------------------------------------------*/

@media (max-width: 767.98px) {
    .hamburger {
        display: block;
    }

    nav {
        background-color: #fff;
    }

    nav .menu {
        z-index: 999;
        display: none;
        flex-direction: column;
        position: absolute;
        width: 100%;
        top: 70px;
        left: 0;
        margin: 0;
        padding: 0;
        border-radius: 0;
        background-color: rgb(255 255 255 / 0.8) !important;
    }

    ul.menu>li {
        width: 100%;
        border-bottom: 1px solid #999;
    }

    ul.menu>li:last-child {
        width: 100%;
        border-bottom: 0px solid #999;
    }

    .hamburger-toggle:checked~.menu {
        display: flex;
    }

    nav .submenu {
        position: relative;
        top: 0;
        left: 0;
        width: 90%;
        margin: 0 5% 5% 5%;
        background-color: #fff;
        border: 1px solid #efefef;
        border-radius: 1rem;
        overflow: hidden;
        box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.1);
    }

    nav ul.submenu>li {
        padding: 0;
    }

    nav ul.submenu>li a {
        padding: 0.5rem 1rem;
    }

    ul.submenu>li.has-submenu>ul {
        width: unset !important;
        margin: 1rem;
        border: 1px solid #efefef;
        overflow: hidden;
        box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.1);
    }

    ul.submenu>li.has-submenu>a::after {
        transform: rotate(0deg);
    }

    ul.submenu>li.has-submenu>.submenu {
        width: 100%;
        top: 0;
        left: 0;
    }

    /* サブメニューを初期状態で非表示に */
    ul.menu>li .submenu,
    nav ul.submenu>li .submenu {
        display: none;
    }

    /* タップされたメニュー項目のサブメニューのみ表示 */
    ul.menu>li:hover>.submenu,
    nav ul.submenu>li:hover>.submenu {
        display: block;
    }
}