@charset "utf-8";
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@100..900&display=swap');


/* Section Common Styles (top.cssに移動推奨ですが、ここでは既存のまま維持) */
.concept-text h3 {
    font-size: 20px;
    margin-top: 20px;
}

.concept-text p {
    font-size: 14px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 10px;
}

body {
    font-family: 'Yu Gothic', 'Hiragino Kaku Gothic ProN', 'Meiryo', sans-serif, "Noto Sans JP";
    color: #5a4a3a;
    line-height: 1.8;
    font-size: 1.4rem;
    font-weight: 400;
    font-style: normal;
    letter-spacing: 0.05em;
    animation: Fadein 1s both;
}

/* Header */
header {
    width: 100%;
    /* ★修正点：固定表示と半透明度を設定 ★ */
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    /* 他のコンテンツより手前に表示 */
    background: rgba(255, 255, 255, 0.95);
    padding: 15px 0;
}

/* インナー　モデル */
.model-inner {
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
    padding: 60px 30px;
}

/* 背景色　アタッチメント */
.att-bgcl-brown {
    background-color: #F4E3C5;
}

.header-content {
    padding: 0 60px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    flex: 0 0 auto;
}

.logo img {
    height: 40px;
    width: auto;
    display: block;
}

.header-content .nav-wrapper {
    display: flex;
    gap: 30px;
    align-items: center;
}


nav ul {
    display: flex;
    list-style: none;
    gap: 40px;
}


nav a {
    text-decoration: none;
    color: #8D3B00;
    font-size: 16px;
    transition: color 0.3s;
    font-weight: 500;
}

nav a:hover {
    color: #8b7355;
    text-decoration: underline
}

.reserve-btn {
    background: #71BB93;
    color: white;
    padding: 12px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-size: 16px;
    transition: background 0.3s;
    white-space: nowrap;
    flex: 0 0 auto;
}

.reserve-btn:hover {
    background: #6a9757;
}

/* humburger menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    width: 30px;
    height: 4px;
    background: #5a4a3a;
    margin: 4px 0;
    transition: 0.3s
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 9px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -9px);
}

/* Section Common Styles */
section {
    width: 100%;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 32px;
    color: #763201;
    margin-bottom: 15px;
    font-family: 'Georgia', serif;
    position: relative;
    padding-bottom: 10px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: #8b7355;
}

.section-subtitle {
    text-align: center;
    font-size: 12px;
    color: #763201;
    margin-bottom: 50px;
    letter-spacing: 3px;
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* ★★★ トップへ戻るボタンのスタイル (HTMLでID: page-top を設定) ★★★ */
#page-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(113, 187, 147, 0.8);
    color: white;
    text-decoration: none;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
    z-index: 999;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

#page-top svg {
    width: 24px;
    height: 24px;
    transform: translateY(2px);
}

#page-top.is-active {
    opacity: 1;
    visibility: visible;
}


/* ========================================================= */
/* ★★★ レスポンシブ対応 (max-width: 768px) ★★★ */
/* ========================================================= */
@media(max-width:768px) {

    /* PC表示用のナビゲーションを非表示に */
    .header-content nav {
        display: none;
    }

    /* PC表示用の予約ボタンを非表示に */
    .header-content>.reserve-btn {
        display: none !important;
    }

    /* ハンバーガーメニューの表示とスタイル調整 */
    .hamburger {
        display: flex;
        position: fixed;
        top: 20px;
        right: 20px;
        z-index: 1002;
        /* 画像に合わせたスタイル */
        /* background: transparent; 
        padding: 10px;
        border-radius: 5px;
        box-shadow: none;  */
    }

    /* nav-wrapper (モバイルメニュー) の設定 */
    .nav-wrapper {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(255, 255, 255, 1);
        /* 内容の配置 */
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        align-items: flex-end;
        padding: 100px 30px 0 0;

        transition: right 0.5s ease-in-out;
        z-index: 1001;
    }

    .nav-wrapper .mobile-reserve-btn {
        width: 100%;
        max-width: none;
        background: none;
        border: none;
        color: #63a883;

        margin-top: 30px;
        margin-left: 0;
        margin-right: 0;
        padding-right: 30px;
        padding-left: 0;

        padding: 15px 0px;
        font-size: 20px;
        text-align: right;

        cursor: pointer;
        transition: color 0.3s ease;
    }

    .nav-wrapper .mobile-reserve-btn:hover {
    background: none;
    color: #589676; /* 緑色を少し濃くする */
}

    .nav-wrapper.active {
        right: 0;
    }

    /* モバイルメニュー内のリンクスタイル */
    .nav-wrapper ul {
        width: 100%;
        flex-direction: column;
        gap: 30px;
        text-align: right;
        margin-bottom: 30px
    }

    .nav-wrapper ul li a {
        font-size: 20px;
        /* ★変更点：文字の大きさを小さくする */
        font-weight: 500;
    }

    .nav-wrapper a {
        /* 画像に合わせたスタイル */
        color: #9c6b3a;
        font-size: 24px;
        font-weight: 500;
        letter-spacing: 0.1em;
    }

    .nav-wrapper .reserve-btn {
        margin-top: 30px;
        display: block;
        /* モバイルメニュー内で予約ボタンを表示 */
    }

    .header-content {
        padding: 0 20px;
    }

    .logo img {
        height: 35px;
    }
}


/* ========================================================= */
/* ★★★ PC表示 (min-width: 769px) でのルール ★★★ */
/* ========================================================= */
@media(min-width:769px) {

    /* ハンバーガーメニューを非表示 */
    .hamburger {
        display: none;
    }

    /* PCのナビゲーションと予約ボタンを確実に表示 */
    .header-content nav {
        display: flex;
    }

    .header-content>.reserve-btn {
        display: block;
    }
}