/* --- 基本変数 --- */
:root {
    --color-primary: #4a3e37;
    --color-bg: #fcfaf7;
    --color-accent: #d4a373;
    --color-white: #ffffff;
    --font-serif: 'Noto Serif JP', serif;
    --font-sans: 'Noto Sans JP', sans-serif;
    --container-width: 1280px;
}

/* --- リセット & ベース --- */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: var(--font-sans);
    background-color: var(--color-bg);
    color: var(--color-primary);
    overflow-x: hidden;
    scroll-behavior: smooth;
    line-height: 1.6;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

.serif { font-family: var(--font-serif); }
.container { max-width: var(--container-width); margin: 0 auto; padding: 0 1.5rem; }

/* --- アニメーション --- */
.reveal {
 opacity:1;
 transform:none;
 transition: all 1.2s ease-out;
}
.reveal.active {
opacity: 1;
transform: translateY(0);
}


/* --- ヘッダー --- */
header {
    position: fixed;
    top: 0; left: 0; width: 100%;
    z-index: 50;
    padding: 1.5rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--color-white);
    transition: 0.6s ease;
}
.header-shadow { text-shadow: 0 2px 4px rgba(0,0,0,0.2); }
.header-hidden { opacity: 0; transform: translateY(-20px); pointer-events: none; }

.logo-area { display: flex; align-items: center; gap: 0.75rem; position: relative; z-index: 60; }
.logo-icon-wrapper { position: relative; padding: 0.5rem; display: flex; align-items: center; }
.logo-glow { position: absolute; inset: 0; background: rgba(255,255,255,0.1); filter: blur(20px); border-radius: 50%; transform: scale(1.5); }
.logo-img { width: 40px; height: 40px; object-fit: contain; filter: drop-shadow(0 2px 8px rgba(0,0,0,0.3)); transition: 0.5s; }
.logo-area:hover .logo-img { transform: scale(1.1); }
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-sub { font-size: 10px; tracking: 0.2em; text-transform: uppercase; opacity: 0.9; }
.logo-main { font-size: 1.25rem; font-weight: bold; letter-spacing: 0.05em; font-family: var(--font-serif); }

.pc-nav { display: none; align-items: center; gap: 1.5rem; font-size: 15px; letter-spacing: 0.1em; font-family: var(--font-serif); font-weight: 500; }
@media (min-width: 1024px) { .pc-nav { display: flex; } }
.nav-link { position: relative; }
.nav-link::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 1px; background: #fff; transition: 0.3s; }
.nav-link:hover::after { width: 100%; }

.nav-link-featured {
    padding: 6px 16px 8px 16px;
    background: rgba(212, 163, 115, 0.1);
    border: 1px solid var(--color-accent);
    border-radius: 20px;
    color: var(--color-accent);
}
.nav-link-featured:hover {
    background: var(--color-accent);
    color: #fff !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(212, 163, 115, 0.3);
}

.header-actions { display: none; align-items: center; gap: 1.5rem; }

@media (min-width: 768px) { .header-actions { display: flex; } }

.btn-shop-craft {
    position: relative;
    padding: 12px 32px;
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 60% 40% 65% 35% / 35% 65% 35% 65%;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    border: 1.5px solid rgba(255, 255, 255, 0.6);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    font-size: 11px; font-weight: bold; letter-spacing: 0.2em;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.btn-shop-craft:hover { transform: scale(1.08) rotate(1deg); background: var(--color-accent); border-color: var(--color-accent); box-shadow: 0 8px 25px rgba(212, 163, 115, 0.5); }

.header-sns { display: flex; gap: 1.25rem; font-size: 1.5rem; }
.header-sns i:hover { color: var(--color-accent); transform: scale(1.2); transition: 0.3s; }

#hamburger-trigger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    width: 48px; height: 48px;
    background: #fff;
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    position: relative; z-index: 60;
}
@media (min-width: 768px) { #hamburger-trigger { display: none; } }
#hamburger-trigger span { display: block; width: 28px; height: 2px; background: var(--color-primary); }
#hamburger-trigger span:last-child { width: 16px; align-self: flex-end; margin-right: 10px; }

/* --- メニューオーバーレイ --- */
#menu-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 90; opacity: 0; pointer-events: none; transition: 0.4s; }
#menu-backdrop.visible { opacity: 1; pointer-events: auto; }


#menu-close { position: absolute; top: 2.5rem; right: 2.5rem; width: 48px; height: 48px; }
.close-btn span { display: block; width: 40px; height: 2px; background: var(--color-primary); position: absolute; }
.close-btn span:nth-child(1) { transform: rotate(45deg); }
.close-btn span:nth-child(2) { transform: rotate(-45deg); }

.overlay-sns { margin-top: 3rem; display: flex; justify-content: center; gap: 2.5rem; font-size: 2rem; }


#menu-overlay {
    overflow-y: auto;
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    z-index: 100;
    display: flex;
    padding: 100px 2rem 20px; /* 上下左右に適切な余白を確保 */
    flex-direction: flex-star; /* 中央ではなく上詰めにして、多くの項目を収める */
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: 0.3s;
    clip-path: circle(0% at 90% 5%);
    transition: clip-path 0.6s ease-in-out, opacity 0.3s ease;

}
#menu-overlay.open {
    opacity: 1;
    pointer-events: auto;
    clip-path: circle(150% at 90% 5%);
}
/* メニュー項目のリスト */
.overlay-nav {
    text-align: center;
    width: 100%;
    padding: 0 2.5rem 3rem;
}
.overlay-nav ul {
    padding-top: 4rem;
    display: flex;
    flex-direction: column;
    font-size: 1.5rem;
    font-family: var(--font-serif);
    letter-spacing: 0.2em; 
    gap: 1.5rem;
}

.overlay-shop-btn {
    margin-top: 2.5rem;
    background: var(--color-primary);
    color: #fff;
    padding: 1rem 2.5rem;
    font-size: 14px;
    letter-spacing: 0.1em;
    display: inline-block;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    width: 100%;
}
.subsc_li {
    margin-top: 0;
}
.subsc_li a{
    color: var(--color-accent);
    font-weight: bold;
    border-bottom: 2px solid var(--color-accent);
    padding-bottom: 4px;
}
@media (min-width: 1024px) {
    #menu-overlay {
        left: auto;
        right: 0;
        width: 380px;
        clip-path: none;
        transform: translateX(100%);
        transition: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
        opacity: 1;
    }
    #menu-overlay.open {
        transform: translateX(0);
    }
}
@media (min-width: 768px) {
    .overlay-nav ul {
        padding-top: 3rem;
        font-size: 1.3rem;
    }
    .overlay-shop-btn {
        width: auto;
    }
}
@media (max-width: 767px) {
    #menu-overlay {
        padding: 80px 1.5rem 40px; /* スマホでは上部のパディングを少し調整 */
    }
    .overlay-nav ul {
        padding-top: 2rem;
        gap: 1.1rem; /* スマホでは行間をさらに詰め、1画面内の情報量を増やす */
        font-size: 1.2rem; /* 文字サイズを少し小さくし、1行あたりの高さを抑える */
    }
    .overlay-shop-btn {
        margin-top: 2rem; /* ボタンとリストの距離を少し縮める */
        padding: 0.8rem 1.5rem;
    }
}




/* --- ファーストビュー --- */
.hero { position: relative; height: 100vh; width: 100%; overflow: hidden; }
.hero-gradient { position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(0,0,0,0.6), transparent, transparent); z-index: 10; pointer-events: none; }
.hero-video { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; }
.hero-video.sp-only { display: block; }
.hero-video.pc-only { display: none; }
@media (min-width: 768px) {
    .hero-video.sp-only { display: none; }
    .hero-video.pc-only { display: block; }
}
.hero-content { position: absolute; inset: 0; background: rgba(0,0,0,0.1); display: flex; flex-direction: column; align-items: center; justify-content: center; color: #fff; text-align: center; padding: 0 1rem; z-index: 20; }
.hero-sub { font-size: 14px; letter-spacing: 0.4em; margin-bottom: 1rem; opacity: 0.9; }
@media (min-width: 768px) { .hero-sub { font-size: 18px; } }
.hero-title { font-size: 2.5rem; font-family: var(--font-serif); letter-spacing: 0.1em; }
@media (min-width: 768px) { .hero-title { font-size: 4.5rem; } }
.scroll-indicator { margin-top: 3rem; animation: bounce 2s infinite; opacity: 0.7; }
.scroll-line { display: block; width: 1px; height: 64px; background: #fff; margin: 0 auto; }
.scroll-text { font-size: 10px; letter-spacing: 0.1em; margin-top: 0.5rem; text-transform: uppercase; }

@keyframes bounce { 0%, 20%, 50%, 80%, 100% { transform: translateY(0); } 40% { transform: translateY(-10px); } 60% { transform: translateY(-5px); } }

/* --- News セクション --- */
.news-section { padding: 6rem 1.5rem; max-width: 1024px; margin: 0 auto; }
.news-header { display: flex; flex-direction: column; border-bottom: 1px solid #e5e7eb; padding-bottom: 1rem; margin-bottom: 3rem; }
@media (min-width: 768px) { .news-header { flex-direction: row; align-items: flex-end; justify-content: space-between; } }
.news-title { font-size: 1.875rem; font-family: var(--font-serif); letter-spacing: 0.1em; }
.view-all { font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; margin-top: 1rem; }
@media (min-width: 768px) { .view-all { margin-top: 0; } }

.news-list { display: grid; gap: 2rem; }
.news-item { display: flex; flex-direction: column; gap: 1rem; }
@media (min-width: 768px) { .news-item { flex-direction: row; align-items: center; } }
.news-date { font-size: 12px; opacity: 0.6; }
.news-tag { background: var(--color-accent); color: #fff; font-size: 10px; padding: 2px 8px; width: max-content; }
.news-link:hover { color: var(--color-accent); }

/* --- About Us (挨拶) --- */
.owner-section { padding: 6rem 0; background: #fff; overflow: hidden; }
.owner-grid { display: grid; grid-template-columns: 1fr; gap: 4rem; align-items: center; }
@media (min-width: 768px) { .owner-grid { grid-template-columns: 1fr 1fr; } }
.owner-img-wrapper { position: relative; }
.owner-img { width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: 2px; shadow: 0 20px 25px -5px rgba(0,0,0,0.1); }
.owner-badge { position: absolute; bottom: -1.5rem; right: -1.5rem; background: var(--color-bg); padding: 2rem; display: none; border: 1px solid #f3f4f6; }
@media (min-width: 768px) { .owner-badge { display: block; } }
.owner-badge p { font-family: var(--font-serif); font-style: italic; font-size: 1.125rem; color: var(--color-accent); }

.owner-content span { color: var(--color-accent); letter-spacing: 0.3em; text-transform: uppercase; font-size: 12px; display: block; margin-bottom: 1rem; }
.owner-h2 { font-size: 1.875rem; font-family: var(--font-serif); letter-spacing: 0.1em; line-height: 1.5; margin-bottom: 2rem; }
@media (min-width: 768px) { .owner-h2 { font-size: 2.25rem; } }
.owner-p { line-height: 2; opacity: 0.8; margin-bottom: 2rem; }
.btn-outline { display: inline-block; border: 1px solid var(--color-primary); padding: 0.75rem 2.5rem; font-size: 14px; letter-spacing: 0.1em; }
.btn-outline:hover { background: var(--color-primary); color: #fff; }

/* --- こだわり (パララックス) --- */
.commitment-section { position: relative; padding: 12rem 1.5rem; background: #111827; color: #fff; text-align: center; }
.commitment-bg { position: absolute; inset: 0; opacity: 0.4; }
.commitment-content { position: relative; z-index: 10; max-width: 896px; margin: 0 auto; }
.commitment-sub { letter-spacing: 0.5em; font-size: 12px; text-transform: uppercase; margin-bottom: 1.5rem; display: block; }
.commitment-h2 { font-size: 2.25rem; font-family: var(--font-serif); margin-bottom: 3rem; letter-spacing: 0.1em; line-height: 1.4; }
@media (min-width: 768px) { .commitment-h2 { font-size: 3rem; } }
@media (max-width: 767px) { .commitment-h2 { font-size: 1.6rem; } }
.btn-white-outline { display: inline-block; border: 1px solid #fff; padding: 1rem 3rem; font-size: 14px; letter-spacing: 0.1em; }
.btn-white-outline:hover { background: #fff; color: #000; }

/* --- 商品一覧 --- */
.products-section { padding: 8rem 1.5rem; background: var(--color-bg); }
.products-header { text-align: center; margin-bottom: 5rem; }
.products-header span { color: var(--color-accent); letter-spacing: 0.3em; text-transform: uppercase; font-size: 12px; display: block; margin-bottom: 1rem; }
.products-header h2 { font-size: 1.875rem; font-family: var(--font-serif); letter-spacing: 0.1em; }
.product-grid { display: grid; grid-template-columns: 1fr; gap: 5rem 3rem; }
.product-card .img-box { overflow: hidden; margin-bottom: 1.5rem; aspect-ratio: 1/1; background: #f3f4f6; }
.product-card img { width: 100%; height: 100%; object-fit: cover; transition: 0.5s; }
.product-card:hover img { transform: scale(1.05); }
.img-box.no-image {
    position: relative;
    background: #f8f3e8;
    display: flex;
    align-items: center;
    justify-content: center;
}
.img-box.no-image::after {
    content: "準備中";
    font-size: 1.1rem;
    font-weight: 600;
    color: #9c8c6b;
    letter-spacing: 0.1em;
}
.product-card h3 { font-size: 1.25rem; font-family: var(--font-serif); margin-bottom: 0.5rem; }
.product-card p.desc { font-size: 14px; opacity: 0.6; margin-bottom: 1rem; line-height: 1.7; }
.product-card p.price { font-size: 14px; font-weight: bold; }
.products-footer { text-align: center; margin-top: 5rem; }
.btn-big-outline { display: inline-block; border: 1px solid var(--color-primary); padding: 1rem 4rem; font-size: 14px; letter-spacing: 0.2em; font-weight: 500; }
.btn-big-outline:hover { background: var(--color-primary); color: #fff; }
@media (max-width: 767px) {
    .product-grid {
        gap: 3rem 1.5rem;
    }
    .product-card {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
}
@media (min-width: 768px) {
    .products-header h2 {
        font-size: 2.25rem;
    }
    .product-grid {
        grid-template-columns: 1fr 1fr;
    }
}
@media (min-width: 1024px) {
    .product-grid {
        grid-template-columns: 1fr 1fr 1fr;
    }
}
/* --- カレンダー & アクセス --- */
.access-section { padding: 8rem 1.5rem; background: #fff; }
.access-grid { display: grid; grid-template-columns: 1fr; gap: 6rem; }
@media (min-width: 1024px) { .access-grid { grid-template-columns: 1fr 1fr; } }

.section-h2-border { font-size: 1.5rem; font-family: var(--font-serif); margin-bottom: 2.5rem; letter-spacing: 0.1em; border-left: 4px solid var(--color-accent); padding-left: 1.5rem; }
.calendar-img { width: 100%; border-radius: 2px; box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1); margin-bottom: 2rem; }
.calendar-info { display: grid; gap: 0.5rem; font-size: 14px; opacity: 0.8; text-align: left; }
.link-text { display: inline-block; margin-top: 2rem; font-size: 12px; border-bottom: 1px solid var(--color-primary); padding-bottom: 4px; }

.map-box { position: relative; margin-bottom: 2.5rem; height: 430px; background: #f3f4f6; border-radius: 1rem; overflow: hidden; border: 1px solid #f3f4f6; box-shadow: 0 1px 2px 0 rgba(0,0,0,0.05); }
.map-box iframe { width: 100%; height: 100%; border: 0; }

.info-list { display: grid; grid-template-columns: 100px 1fr; gap: 1.5rem 0; font-size: 14px; text-align: left; }
.info-list dt { font-weight: bold; }
.info-list dd { opacity: 0.8; }
.btn-access { display: inline-block; margin-top: 3rem; border: 1px solid var(--color-primary); padding: 0.75rem 2.5rem; font-size: 14px; letter-spacing: 0.1em; }
.btn-access:hover { background: var(--color-primary); color: #fff; }

/* --- FAQ --- */
.faq-section {
    padding: 8rem 1.5rem;
    background: var(--color-bg);
    overflow: hidden;
    height: auto !important;
    min-height: auto !important;
}
.faq-grid {
    display: flex;
    flex-direction: column;
    align-items: start;
    gap: 5rem;
}
.faq-title-col {
    width: 100%;
}
.faq-title-col span {
    color: var(--color-accent);
    letter-spacing: 0.4em;
    text-transform:
    uppercase;
    font-size: 12px;
    display: block;
    margin-bottom: 1rem;
}
.faq-title-col h2 {
    font-size: 2.25rem;
    font-family: var(--font-serif);
    letter-spacing: 0.1em;
    line-height: 1.3;
    margin-bottom: 2.5rem;
}
.faq-title-col p {
    font-size: 14px;
    opacity: 0.6;
    line-height:2;
    max-width:320px;
    margin-bottom: 2rem;
}
.faq-list-col {
    width: 100%;
   display: grid;
    gap: 0.5rem;
    align-items: start;
}
.faq-item {
    border-bottom: 1px solid rgba(74, 62, 55, 0.1);
    transition: 0.4s;
    align-self: start;

}
.faq-item:hover {
    background: rgba(212, 163, 115, 0.03);
}
.faq-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 2rem 0;
    cursor: pointer;
    list-none: none;
    transition: 0.3s;
}
.faq-item:hover .faq-trigger {
    padding-left: 1rem;
}
.faq-q-box {
    display: flex;
    align-items: center;
}
.faq-q-num {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-accent);
    opacity: 0.5;
    margin-right: 1.5rem;
    line-height: 1;
}
.faq-q-text {
    font-size: 1.125rem;
    font-weight: bold;
    letter-spacing: 0.05em;
}
.faq-trigger::after {
    content: '\f067';
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: 0.8rem;
    transition: 0.4s;
}
details[open] .faq-trigger::after {
    transform: rotate(45deg);
}
.faq-answer {
    padding-left: 4.5rem;
    padding-bottom: 2rem;
    padding-right: 1.5rem;
}
.faq-answer p {
    font-size: 14px;
    opacity: 0.7;
    line-height: 2;
}
@media (min-width: 1024px) {
    .faq-grid {
        flex-direction: row;
    }
    .faq-title-col {
        width: 33.333%;
    }
    .faq-list-col {
        width: 66.666%;
    }
}
@media (min-width: 768px) {
    .faq-title-col h2 {
        font-size: 3rem;
    }
}

/* --- CTA --- */
.cta-container { display: flex; flex-direction: column; min-height: 600px; }
@media (min-width: 1024px) { .cta-container { flex-direction: row; } }
.cta-visual { position: relative; width: 100%; min-height: 300px; overflow: hidden; }
@media (min-width: 1024px) { .cta-visual { width: 50%; min-height: auto; } }
.cta-parallax-image { position: absolute; inset: 0; transform: scale(1.1); object-fit: cover; width: 100%; height: 100%; }
.cta-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.2); display: flex; align-items: center; justify-content: center; padding: 2rem; }
.cta-overlay p { color: #fff; font-size: 1.8rem; font-family: var(--font-serif); line-height: 1.6; letter-spacing: 0.1em; text-align: center; position: relative; z-index: 10; }
@media (min-width: 768px) { .cta-overlay p { font-size: 3rem; } }

.cta-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 2rem;
    background: #fff;
}
.cta-content span {
    color: var(--color-accent);
    letter-spacing: 0.4em;
    text-transform: uppercase;
    font-size: 12px;
    display: block;
    margin-bottom: 1.5rem;
}
/* タイトルサイズを維持 */
.cta-content h2 {
    font-size: 1.65rem;
    font-family: var(--font-serif);
    letter-spacing: 0.1em;
    line-height: 1.3;
    margin-bottom: 2rem;
    color: var(--color-primary);
}
.cta-content p {
    font-size: 1rem;
    opacity: 0.8;
    line-height: 2;
    margin-bottom: 2.5rem;
    max-width: 32rem;
}
@media (min-width: 1024px) {
    .cta-content {
        width: 50%; padding: 6rem;
    }
    .cta-content p {
        font-size: 1.125rem;
    }
}
@media (min-width: 768px) {
    .cta-content {
        padding: 3rem;
    }
    .cta-content h2 {
        font-size: 2.5rem;
    }
}
@media (max-width: 767px) {
    .cta-content {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

/* ボタン本体 */
.cta-btn-modern {
    position: relative;
    display: inline-flex;
    margin: 0 auto; /* 中央寄せ */
    align-items: center;
    justify-content: center;
    padding: 1.5rem 2.5rem;
    background: var(--color-primary);
    color: #fff;
    font-weight: bold;
    letter-spacing: 0.2em;
    overflow: hidden;
    width: fit-content;
    min-width: auto;    
    white-space: nowrap;
    font-size: 1.4rem;
    line-height: 1; /* 垂直方向のセンター揃えを正確にするため指定 */
}
.cta-btn-modern span {
    font-size: 1.25rem;
    line-height: 1.1;
    letter-spacing: 0.12em;
    padding: 0;
    margin: 0;
    display: inline-block;
    z-index: 2;
}
.cta-btn-modern::before,
.cta-btn-modern::after {
    bottom: 0;
    transform: translateY(0);
}
.cta-btn-modern::before { 
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--color-accent);
    transition: 0.4s; z-index: 0;
    z-index: 1;
}
.cta-btn-modern:hover span {
    color: #fff; /* ホバー時 */
}
.cta-btn-modern:hover::before {
    left: 0;
}
/* PC調整 */
@media (min-width: 768px) {
    .cta-btn-modern {
        padding: 1.4rem 2rem;
    }
    .cta-btn-modern span {
        width: auto;
        font-size: 1.2rem;
        letter-spacing: 0.14em;
    }
}
/* SP調整 */
@media (max-width: 767px) {
    .cta-btn-modern {
        font-size: 1.45rem;
        padding: 1.3rem 3rem;
        width: auto; 
        align-self: flex-start; 
    }
    .cta-btn-modern span {
        font-size: 1.15rem;
        letter-spacing: 0.1em;
    }
}


/* --- フッター --- */
footer { padding: 4rem 1.5rem; background: #fff; border-top: 1px solid #f3f4f6; }
@media (min-width: 768px) { footer { padding: 6rem 1.5rem; } }
.footer-grid { max-width: var(--container-width); margin: 0 auto; display: flex; flex-direction: column; justify-content: space-between; gap: 4rem; }
@media (min-width: 768px) { .footer-grid { flex-direction: row; } }

.footer-info { display: flex; flex-direction: column; gap: 2rem; text-align: left; max-width: 24rem; }
.footer-logo-area { display: flex; align-items: center; gap: 1rem; }
.footer-logo-img-box { padding: 0.5rem; background: var(--color-bg); border-radius: 0.5rem; }
.footer-logo-img { width: 40px; height: 40px; filter: grayscale(1) opacity(0.8); }
.footer-logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.footer-logo-sub { font-size: 10px; letter-spacing: 0.2em; opacity: 0.5; text-transform: uppercase; font-weight: bold; }
.footer-logo-main { font-size: 1.25rem; font-weight: bold; letter-spacing: 0.1em; font-family: var(--font-serif); color: var(--color-primary); }

.footer-contact { display: flex; flex-direction: column; gap: 1rem; font-size: 14px; line-height: 2; opacity: 0.7; }
.footer-contact p { display: flex; align-items: flex-start; gap: 0.5rem; }
.footer-contact i { margin-top: 6px; color: var(--color-accent); }

.footer-sns { display: flex; gap: 1.5rem; }
.footer-sns-link { 
    width: 50px; /* アイコン背景を拡大 */
    height: 50px; 
    border-radius: 50%; 
    border: 1px solid #f3f4f6; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    font-size: 24px; /* アイコン自体を大きく */
    color: var(--color-primary); 
    transition: 0.4s; 
}
.footer-sns-link:hover { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }

.footer-nav-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; font-size: 14px; }
@media (min-width: 768px) { .footer-nav-grid { gap: 4rem; } }
.footer-nav-col h4 { font-size: 12px; letter-spacing: 0.3em; font-weight: 900; text-transform: uppercase; color: var(--color-accent); opacity: 0.8; border-bottom: 1px solid #f9fafb; padding-bottom: 0.5rem; margin-bottom: 1.5rem; }
.footer-nav-col ul { display: flex; flex-direction: column; gap: 1rem; font-family: var(--font-serif); letter-spacing: 0.1em; }
.footer-nav-col a:hover { color: var(--color-accent); }

/* --- コピーライトエリア --- */
.footer-bottom {
    max-width: var(--container-width);
    margin: 2rem auto 0; /* 余白を維持 */
    padding-top: 2rem;
    border-top: 1px solid #f9fafb;
    display: flex;
    justify-content: center;
    font-size: 10px;
    letter-spacing: 0.2em;
    opacity: 0.4;
    text-transform: uppercase;
    font-weight: bold;
}

/* --- 固定ボタン (MENU) --- */
#floating-menu-btn {
    display: none; 
    position: fixed; 
    right: 0; 
    top: 50%; 
    transform: translateY(-50%);
    z-index: 40; 
    background: var(--color-white); 
    backdrop-filter: blur(4px);
    border: 2px solid var(--color-primary); 
    border-right: none;
    border-radius: 40px 0 0 40px; /* 左側に大きな丸みをつけて視認性向上 */
    padding: 2.5rem 0.8rem; 
    flex-direction: column; 
    align-items: center; 
    gap: 1.2rem; 
    transition: 0.4s;
    box-shadow: -4px 0 15px rgba(0,0,0,0.1); /* 影をつけて浮きだたせる */
}
/* PC画面（幅1024px以上）でのみ表示するように限定 */
@media (min-width: 1024px) { 
    #floating-menu-btn.visible { display: flex; } 
}
#floating-menu-btn:hover { background: var(--color-primary); color: #fff; transform: translateY(-50%) translateX(-5px); }
.fmb-icon { display: flex; flex-direction: column; gap: 4px; }
.fmb-icon span { width: 18px; height: 2px; background: var(--color-primary); display: block; }
#floating-menu-btn:hover .fmb-icon span { background: #fff; }
.fmb-text { writing-mode: vertical-rl; letter-spacing: 0.3em; font-size: 12px; font-weight: 900; margin-top: 5px; font-family: var(--font-serif); }

#back-to-top {
    position: fixed; bottom: 40px; right: 40px; z-index: 999;
    width: 60px; height: 60px; display: flex; flex-direction: column; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none; transform: translateY(20px); transition: 0.5s;
    mix-blend-mode: difference; background: rgba(255,255,255,0.05); border: 1.5px solid #fff; border-radius: 50%;
}
#back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.btt-icon { font-size: 14px; color: #fff; margin-bottom: 2px; }
.btt-label { font-size: 8px; letter-spacing: 0.1em; color: #fff; font-weight: 900; }
#back-to-top:hover { transform: translateY(-8px) scale(1.05); background: #fff; }
#back-to-top:hover .btt-icon, #back-to-top:hover .btt-label { color: #000; }

@media (max-width: 767px) {
    .products-section,
    .access-section {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
        padding-top: 3rem;
        padding-bottom: 3rem;
        background: var(--color-bg);
    }
    .products-section .container,
    .access-section .container {
        padding-left: 0;
        padding-right: 0;
    }
}