/*--------------------------------------------------
  Google Fonts Import
--------------------------------------------------*/
@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@300;400;500;600;700&family=Permanent+Marker&family=Poppins:wght@100;200;300;400;500;600;700;800;900&family=Zen+Kurenaido&display=swap');

/*--------------------------------------------------
  ベース設定
--------------------------------------------------*/
body {
    font-family: 'Poppins', sans-serif;
}

a {
    text-decoration: none;
    color: inherit;
}

/*--------------------------------------------------
  タイトル・テキスト
--------------------------------------------------*/
h1 {
    font-family: 'Chakra Petch', sans-serif;
    font-weight: 700;
    font-size: 2.5rem;
    color: #ffffff;
}

h2 {
    font-family: 'Chakra Petch', sans-serif;
    font-weight: 600;
    font-size: 1.8rem;
    color: #000000;
    margin-bottom: 0.8em;
    border-bottom: 2px solid #ffffff;
    padding-bottom: 0.3em;
}

p {
    line-height: 2em;
    width: 100%;
    column-gap: 40px;
    column-rule: #000000 1px solid;
}

p:lang(en) {
    font-family: 'Zen Kurenaido', sans-serif;
    font-weight: 400;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.8em;
    text-align: justify;
    text-align-last: justify;
}

p + p {
    border-top: 1px solid #ccc;
    margin-top: 1em;
    padding-top: 1em;
}

/*--------------------------------------------------
  レスポンシブ：段組み
--------------------------------------------------*/
@media (max-width: 590px) {
    p {
        column-count: 1;
    }
}
@media (min-width: 600px) {
    p {
        column-count: 2;
    }
}
@media (min-width: 650px) {
    p {
        column-count: 1;
    }
}

/*--------------------------------------------------
  背景
--------------------------------------------------*/
.background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../img/bg/home.png') no-repeat center center fixed;
    background-size: cover;
    z-index: -1;
}

/*--------------------------------------------------
  メインコンテンツ
--------------------------------------------------*/
.main-content section {
    padding: 4em var(--spacing, 1em);
}

.main-content section:not(.backgroundtrue) {
    color: #ffffff;
}

.backgroundtrue {
    background-color: #ffffff;
}

/*--------------------------------------------------
  コンテナ
--------------------------------------------------*/
.container {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 40px;
    transition:
        height 0.3s ease,
        background-color 0.3s ease,
        border 0.3s ease,
        box-shadow 0.3s ease;
}

/*--------------------------------------------------
  ヘッダー
--------------------------------------------------*/
.site-header {
    transition:
        padding 0.3s ease,
        background-color 0.3s ease,
        border 0.3s ease,
        border-radius 0.3s ease;
}

.site-header > .container {
    height: var(--header-height);
    display: flex;
    align-items: center;
    background-color: var(--color-primary);
}

/* スティッキーヘッダー */
.header--sticky {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    opacity: 1;
    visibility: visible;
    animation: slideDown 0.3s ease-in-out;
}

/* スライドダウンアニメーション */
@keyframes slideDown {
    0% {
        transform: translateY(-100%);
    }
    100% {
        transform: translateY(0%);
    }
}

/*--------------------------------------------------
  ヘッダーホバー時のスタイル
--------------------------------------------------*/
@media (hover: hover) {
    .site-header:hover {
        padding: 10px 10px;
        background-color: #ffffff00;
    }

    .site-header:hover > .container {
        height: var(--header-height-hover);
        background-color: var(--color-primary-light);
        border: solid 1px var(--color-border);
        border-radius: var(--border-radius);
        box-shadow: 0 4px 24px var(--color-shadow);
    }

    .site-header:hover .site-logo-area a {
        color: #000000;
    }

    .site-header:hover .site-nav-area a {
        color: #000000;
    }

    .site-header:hover .site-nav-area .btn-contact {
        background-color: #ffffff;
        color: #000000;
        height: 24px;
        border: 1px solid #000000;
    }

    .site-header:hover .btn-contact:hover {
        background-color: #fff;
        color: #000000;
        border: 1px solid #000000;
    }
}


/*--------------------------------------------------
  ロゴエリア
--------------------------------------------------*/
.site-logo-area {
    display: block;
}

.site-logo-area a {
    display: flex;              /* 追加：flexで中央揃え */
    align-items: center;        /* 追加：縦中央揃え */
    height: var(--header-height-hover);               /* 追加：ナビと同じ高さに */
    font-family: poppins, sans-serif;
    font-weight: 700;
    font-size: var(--logo-size);
    color: var(--color-nav-text);
    letter-spacing: 1.4px;
    line-height: 1;             /* 1にして高さと合わせる */
    transition: color 0.3s ease;
}

/*--------------------------------------------------
  ナビゲーション
--------------------------------------------------*/
.site-nav-area {
    margin-left: auto;
}

.site-nav-area .site-nav-list {
    display: flex;
    align-items: center; /* 追加：縦中央揃え */
    margin: 0;
    padding: 0;
}

.site-nav-area li + li {
    margin-left: var(--nav-gap);
}

.site-nav-area a {
    display: flex;
    align-items: center;
    height: var(--header-height-hover);         /* 追加：高さを揃える */
    line-height: var(--header-height-hover);    /* 追加：テキストも中央に */
    font-family: poppins, sans-serif;
    font-weight: 500;
    font-size: var(--nav-font-size);
    color: var(--color-nav-text);
    letter-spacing: 1.2px;
    transition: color 0.3s ease;
    padding: 0 12px;      /* 必要に応じて調整 */
}

/* お問い合わせボタン */
.site-nav-area .btn-contact {
    height: var(--header-height-hover);
    display: flex;
    padding: 0px 24px 0px 48px;
    align-items: center;
    background-color: var(--color-contact-btn-bg);
    color: var(--color-contact-btn-text);
    border-radius: var(--btn-radius);
    border: 1px solid #fff;
    transition: background-color 0.3s ease, color 0.3s ease, border 0.3s ease;
    position: relative;
}

.site-nav-area .btn-contact::before {
    content: '';
    position: absolute;
    left: 0px;
    width: 24px;
    height: 24px;
    background: url('../img/ico/contact.svg') no-repeat center center;
    background-size: contain;
    transition: opacity 0.3s ease;
    transform: translate(50%, 0);
}

/*--------------------------------------------------
  スクロールダウンアニメーション
--------------------------------------------------*/
.scrolldown1::after {
    content: "";
    position: absolute;
    top: 0;
    width: 1px;
    height: 30px;
    background: #eee;
    animation: pathmove 1.4s ease-in-out infinite;
    opacity: 0;
}

@keyframes pathmove {
    0% {
        height: 0;
        top: 0;
        opacity: 0;
    }
    30% {
        height: 30px;
        opacity: 1;
    }
    100% {
        height: 0;
        top: 50px;
        opacity: 0;
    }
}

/*--------------------------------------------------
  ページトップボタン
--------------------------------------------------*/
.go-top {
    display: flex;
    justify-content: center;
    align-items: center;
    height: var(--go-top-size);
    width: var(--go-top-size);
    position: fixed;
    bottom: 10px;
    right: 10px;
    background: var(--color-primary-light);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 24px var(--color-shadow);
    border: none;
    padding: 4px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.go-top::before {
    content: "";
    display: block;
    width: var(--go-top-arrow-size);
    height: var(--go-top-arrow-size);
    border-left: var(--go-top-arrow-thick) solid var(--color-primary);
    border-bottom: var(--go-top-arrow-thick) solid var(--color-primary);
    border-radius: 4px 0 0 0;
    transform: rotate(135deg);
    margin-top: 8px;
}

.go-top:hover {
    background: var(--color-primary);
}

.go-top:hover::before {
    border-left: 3px solid #ffffff;
    border-bottom: 3px solid #ffffff;
    border-radius: 4px 0 0 0;
}



/*--------------------------------------------------
  カラー変数
--------------------------------------------------*/
:root {
    --color-primary: #1b82e2;
    --color-primary-light: #ffffffb0;
    --color-primary-dark: #000000;
    --color-bg: #fff;
    --color-bg-dark: #000;
    --color-border: #ddd;
    --color-shadow: rgba(0, 0, 0, 0.12);
    --color-nav-text: #fff;
    --color-nav-text-hover: #000;
    --color-contact-btn-bg: #fff;
    --color-contact-btn-text: #1b82e2;

    --header-height: 60px;
    --header-height-hover: 38px;
    --logo-size: 1.65rem;
    --nav-font-size: 1rem;
    --nav-gap: 40px;
    --container-padding: 0 40px;
    --border-radius: 10px;
    --btn-radius: 5px;
    --go-top-size: 40px;
    --go-top-arrow-size: 16px;
    --go-top-arrow-thick: 3px;
}

/*--------------------------------------------------
    スクロールされたときのコンテナーの影
--------------------------------------------------*/
.scrolled .container {
    box-shadow: 0 4px 24px var(--color-shadow);
}

/*--------------------------------------------------
  モバイルナビゲーション
--------------------------------------------------*/
@media (max-width: 767px) {
  .site-header {
    display: none;
  }
  .mobile-nav {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100vw;
    height: 60px;
    background: #1b82e250;
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255,255,255,0.2);
    box-shadow: 0 -4px 24px rgba(0,0,0,0.10);
    z-index: 10000;
    justify-content: space-around;
    align-items: center;
    padding: 0;
    /* 端末下部に浮かせたい場合は下記を追加
    margin: 0 8px 8px 8px;
    width: calc(100vw - 16px);
    */
  }
  .mobile-nav a {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 0.95rem;
    text-decoration: none;
    height: 100%;
    transition: background 0.2s, color 0.2s;
    border-radius: 12px;
    margin: 0 4px;
    position: relative;
    padding: 0;
  }
  .mobile-nav a + a {
    border-left: 1px solid rgba(255,255,255,0.2);
    margin-left: 8px;
  }

  .mobile-nav a::before {
    /* SVGアイコンを使う場合は不要。絵文字やFontAwesomeならここで指定 */
    display: block;
    font-size: 1.5em;
    margin-bottom: 2px;
  }
  .mobile-nav a.active,
  .mobile-nav a:active,
  .mobile-nav a:hover {
    background: rgba(255,255,255,0.18);
    color: #ffe066;
  }
  .mobile-nav span {
    font-size: 0.85em;
    font-weight: 600;
    letter-spacing: 0.04em;
    margin-top: 2px;
    pointer-events: none;
  }
  .mobile-nav a.active::after {
    content: '';
    display: block;
    position: absolute;
    bottom: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 3px;
    border-radius: 2px;
    background: #ffe066;
  }
  .mobile-nav a + a {
    margin-left: 0;
    border-left: none;
  }
}
@media (min-width: 768px) {
  .mobile-nav {
    display: none !important;
  }
}

/* 1000px未満でPCナビを非表示、ハンバーガーメニューを表示 */
@media (max-width: 999px) {
  .site-nav-area {
    display: none;
  }
  .burger {
    display: block;
  }
}

/* 1000px以上でハンバーガーメニューを非表示、PCナビを表示 */
@media (min-width: 1000px) {
  .site-nav-area {
    display: flex;
  }
  .burger {
    display: none;
  }
  .menu {
    display: none;
  }
}