@charset "UTF-8";
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: 'Noto Sans JP', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'BIZ UDPGothic', 'Yu Gothic', YuGothic, sans-serif;
    color: #333;
    background: #fff;
    overflow-x: hidden;
}

/* ===== NAV ===== */
nav {
    background: #fff;
    border-bottom: 1px solid #eee;
    padding: 12px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
.nav-logo { font-size: 22px; font-weight: 900; color: #333; letter-spacing: 2px; text-decoration: none; opacity: 0; pointer-events: none;}
.nav-logo em { color: #c084fc; font-style: normal; }

.nav-menu { display: flex; gap: 28px; list-style: none; }
.nav-menu a { font-size: 11px; font-weight: 500; letter-spacing: 1px; color: #666; text-decoration: none; }
.nav-back { font-size: 12px; color: #999; text-decoration: none; }

/* ===== HERO (画像②) ===== */
.hero { width: 100%; position: relative; overflow: hidden; }
.hero-placeholder {
    width: 100%;
    aspect-ratio: 16 / 7;
    background: linear-gradient(120deg, #f9a8d4 0%, #c084fc 35%, #a78bfa 55%, #f9a8d4 80%, #fde68a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}
.hero-placeholder::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 70px;
    background: #FFD700;
    clip-path: ellipse(60% 100% at 50% 100%);
}
.placeholder-label {
    background: rgba(0,0,0,0.30);
    backdrop-filter: blur(6px);
    color: #fff;
    padding: 20px 40px;
    border-radius: 12px;
    text-align: center;
    font-weight: 700;
    font-size: 16px;
    line-height: 1.8;
    z-index: 1;
}
.placeholder-label .badge {
    display: inline-block;
    background: #FFD700;
    color: #333;
    font-size: 11px;
    font-weight: 700;
    padding: 2px 10px;
    border-radius: 4px;
    margin-top: 6px;
}

/* ===== INTRO ===== */
.intro {
    text-align: center;
    padding: 72px 24px 56px;
    background: #fff;
}
.collab-heading {
    font-size: 32px;
    font-weight: 900;
    letter-spacing: 4px;
    color: #333;
    margin-bottom: 4px;
}
.collab-heading em { color: #9b59b6; font-style: normal; }
.collab-sub {
    font-size: 12px;
    letter-spacing: 5px;
    color: #bbb;
    font-weight: 500;
    margin-bottom: 28px;
}
.catch {
    font-size: 22px;
    font-weight: 700;
    color: #333;
    line-height: 1.7;
    margin-bottom: 28px;
}
.catch .heart { color: #ff69b4; }
.release-badge {
    display: inline-block;
    background: linear-gradient(135deg, #9b59b6, #c084fc);
    color: #fff;
    padding: 14px 40px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 28px;
    box-shadow: 0 4px 20px rgba(155,89,182,0.35);
}
.intro-text {
    font-size: 15px;
    color: #666;
    line-height: 2.2;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== LINEUP (画像①) ===== */
.lineup {
    background: linear-gradient(180deg, #fdf4ff 0%, #fef9ff 100%);
    padding: 64px 24px;
    text-align: center;
}
.sec-title { font-size: 24px; font-weight: 900; color: #333; letter-spacing: 2px; margin-bottom: 4px; }
.sec-en { font-size: 10px; letter-spacing: 5px; color: #9b59b6; font-weight: 600; margin-bottom: 36px; }
.lineup-placeholder {
    max-width: 460px;
    width: 100%;
    aspect-ratio: 1 / 1;
    margin: 0 auto 28px;
    border-radius: 20px;
    background: linear-gradient(180deg, #FFD700 0%, #FFE44D 48%, #8B5CF6 52%, #7C3AED 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 12px 40px rgba(139,92,246,0.25);
}
.lineup-desc {
    font-size: 14px;
    color: #666;
    line-height: 2.4;
}
.lineup-desc strong { color: #9b59b6; }

/* ===== DIVIDER ===== */
.divider { height: 4px; background: linear-gradient(to right, #FFD700 0%, #9b59b6 50%, #FFD700 100%); }

/* ===== PRODUCT SECTION ===== */
.product-wrap {
    padding: 80px 48px;
    max-width: 1100px;
    margin: 0 auto;
}
.product-row {
    display: flex;
    gap: 56px;
    align-items: center;
}
.product-row.rev { flex-direction: row-reverse; }
.product-img-box {
    flex: 0 0 440px;
    aspect-ratio: 1 / 1;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 16px 48px rgba(0,0,0,0.12);
}
.img-box-1 { background: linear-gradient(180deg, #FFD700 0%, #FFEA00 22%, #FF69B4 32%, #E91E8C 100%); }
.img-box-2 { background: linear-gradient(180deg, #FFD700 0%, #FFE44D 22%, #FF4DA6 32%, #C2185B 100%); }
.product-info { flex: 1; }
.product-tag-badge {
    display: inline-block;
    background: #9b59b6;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    padding: 5px 18px;
    border-radius: 50px;
    letter-spacing: 2px;
    margin-bottom: 14px;
}
.product-name {
    font-size: 30px;
    font-weight: 900;
    color: #222;
    line-height: 1.3;
    margin-bottom: 6px;
}
.product-name-sub {
    font-size: 14px;
    color: #9b59b6;
    font-weight: 700;
    margin-bottom: 22px;
    letter-spacing: 1px;
}
.feature-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 22px;
}
.feature-chip {
    background: #fdf2fa;
    border: 1.5px solid #f0abdc;
    color: #be185d;
    font-size: 12px;
    font-weight: 700;
    padding: 6px 18px;
    border-radius: 50px;
}
.product-desc {
    font-size: 14px;
    color: #555;
    line-height: 2.1;
    margin-bottom: 28px;
}
.price-box {
    margin-bottom: 8px;
    display: flex;
    gap: 20px;
    transition: 0.3s;
    flex-wrap: wrap;
}

.price-label { font-size: 12px; color: #999; }
.price-num { font-size: 26px; font-weight: 900; color: #222; }
.price-unit { font-size: 14px; color: #888; }
.btn-buy {
    display: inline-block;
    margin-top: 12px;
    background: linear-gradient(135deg, #9b59b6, #7b2d8b);
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    padding: 15px 52px;
    border-radius: 50px;
    text-decoration: none;
    letter-spacing: 3px;
    box-shadow: 0 6px 20px rgba(155,89,182,0.40);
}

.price-btn a{
    text-decoration: none;
    text-align: center;
    display: inline-block;
}
.price-btn p{
    color: #000;
    background: #fce333;
    border-radius: 100px;
    font-size: 14px;
    padding: 0.1em 1em;
    display: inline-block;
}
.amazon_logo{
    max-width: 200px;
    padding: 16px 0 0;
}
.price-box.price-box1st .price-btn:hover{
    opacity: 0.7;
}
.price-box.price-box2nd{
    align-items: center;
}
@media (max-width: 1000px) {
    .price-btn{
        width: 100%;
    }
}
@media (max-width: 820px) {
    .amazon_logo {
        max-width: 190px;
    }
    .price-btn p {
        font-size: 12px;
    }
    .price-btn {
        width: auto;
    }
}

/* ===== WHERE TO BUY ===== */
.where {
    background: linear-gradient(180deg, #fffbf0, #fdf4ff);
    padding: 72px 24px;
    text-align: center;
}
.store-icon { font-size: 48px; margin-bottom: 16px; }
.store-text { font-size: 16px; color: #555; line-height: 2.4; margin-bottom: 32px; }
.btn-ec {
    display: inline-block;
    background: #FFD700;
    color: #333;
    font-size: 14px;
    font-weight: 700;
    padding: 13px 36px;
    border-radius: 50px;
    text-decoration: none;
    margin: 6px;
    box-shadow: 0 4px 14px rgba(255,215,0,0.45);
}

/* ===== SNS ===== */
.sns-sec {
    background: linear-gradient(135deg, #7c3aed 0%, #9b59b6 40%, #c084fc 70%, #f472b6 100%);
    padding: 72px 24px;
    text-align: center;
    color: #fff;
}
.sns-head { font-size: 26px; font-weight: 900; margin-bottom: 16px; }
.hashtag-box {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    border: 2px solid rgba(255,255,255,0.5);
    font-size: 30px;
    font-weight: 900;
    padding: 14px 40px;
    border-radius: 14px;
    margin-bottom: 20px;
    letter-spacing: 1px;
    color: #fff;
    transition: 0.5s;
}
/* .hashtag-box:hover{
    opacity: 0.7;
} */
.sns-note { font-size: 15px; opacity: 0.9; margin-bottom: 28px; line-height: 2; }
.sns-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn-sns {
    background: rgba(255,255,255,0.2);
    border: 2px solid rgba(255,255,255,0.6);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    padding: 13px 30px;
    border-radius: 50px;
    text-decoration: none;
}

/* ===== 薬事注釈 ===== */
.yakuji-note {
    font-size: 11px;
    color: #aaa;
    margin-top: 14px;
    line-height: 1.9;
    border-top: 1px solid #eee;
    padding-top: 10px;
}
.quasi-drug-badge {
    display: inline-block;
    border: 1.5px solid #9b59b6;
    color: #9b59b6;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 10px;
    border-radius: 4px;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

/* ===== FOOTER ===== */
footer {
    background: #2c2c2c;
    color: #aaa;
    text-align: center;
    padding: 24px;
    font-size: 11px;
    line-height: 2.2;
}
footer a { color: #ccc; text-decoration: none; }

/* ===== SCROLL FADE ===== */
.fade { opacity: 0; transform: translateY(28px); transition: opacity 0.8s ease, transform 0.8s ease; }
.fade.on { opacity: 1; transform: translateY(0); }

/* ===== 日本語テキスト共通 ===== */
p, h1, h2, h3, li, span {
    word-break: break-word;
    overflow-wrap: break-word;
}

    
/* ===== RESPONSIVE ===== */
@media (max-width: 820px) {
    /* ナビ */
    .nav-menu { display: none; }
    nav { padding: 12px 16px; }
    .nav-logo { font-size: 18px; }

    /* ヒーロー */
    .hero-placeholder { aspect-ratio: 4 / 3; }
    .placeholder-label { font-size: 13px; padding: 14px 18px; }

    /* イントロ */
    .intro { padding: 44px 20px 36px; }
    .collab-heading { font-size: 22px; letter-spacing: 2px; }
    .collab-sub { font-size: 10px; letter-spacing: 3px; margin-bottom: 20px; }
    .catch { font-size: 18px; line-height: 1.8; margin-bottom: 20px; }
    .release-badge { font-size: 13px; padding: 12px 20px; letter-spacing: 0; display: block; }
    .intro-text {font-size: 13px;line-height: 2.0;/* text-align: left; */}

    /* ラインナップ */
    .lineup { padding: 44px 20px; }
    .sec-title { font-size: 20px; }
    .lineup-desc { font-size: 13px; line-height: 2.2; text-align: left; }

    /* 商品詳細 */
    .product-wrap { padding: 40px 20px; }
    .product-row, .product-row.rev { flex-direction: column; gap: 28px; }
    .product-img-box { flex: none; width: 100%; }
    .product-name { font-size: 22px; }
    .product-name-sub { font-size: 13px; }
    .product-desc { font-size: 13px; line-height: 2.0; }
    .price-num { font-size: 22px; }
    .btn-buy { display: block; text-align: center; padding: 14px 20px; letter-spacing: 1px; }

    /* どこで買えるの */
    .where { padding: 44px 20px; }
    .store-text {font-size: 13px;line-height: 2.2;/* text-align: left; */}
    .btn-ec { display: block; margin: 8px auto; max-width: 260px; text-align: center; }

    /* SNS */
    .sns-sec { padding: 44px 20px; }
    .sns-head { font-size: 20px; }
    .hashtag-box {font-size: 22px;padding: 12px 20px;/* display: block; */}
    .sns-note { font-size: 13px; line-height: 2.0; }
    .sns-btns { flex-direction: column; align-items: center; }
    .btn-sns { width: 100%; max-width: 280px; text-align: center; padding: 13px 16px; }
}




/* 追加 */
img{
    width: 100%;
    height: auto;
}
.nav-logo-img{
    display: block;
    max-width: 100px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
}

.collab-heading-img {
    margin: 0 auto 4px;
    width: 90%;
    max-width: 400px;
}
.product-name sup{
    width: 0;
    height: 0;
    display: inline-block;
    white-space: nowrap;
    font-size: 10px;
    position: relative;
    top: -2em;
    left: -1em;
}
.product-desc sup{
    font-size: 10px;
}
.store-icon {
    font-size: unset;
    max-width: 300px;
    margin: 0 auto 16px;
}
.sns_flex{
    display: flex;
    justify-content: center;
    gap: 40px;
    margin: 0 auto 50px;
}
.sns_item{
    width: 80px;
    height: 80px;
    background: #000000;
    border-radius: 1000px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    cursor: pointer;
    transition: 0.3s;
}
.sns_item:hover{
    opacity: 0.7;
}
.sns_instagram .sns_icon{
    width: 50%;
    height: 50%;
}
.sns_x .sns_icon{
    width: 48%;
    height: 48%;
}
.sns_name{
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -1.7em;
    color: #fff;
    white-space: nowrap;
    text-align: center;
    font-size: 14px;
    letter-spacing: 0.05em;
}
.db500{
    display: none;
}
@media (max-width: 820px) {
    .nav-logo-img {
        display: block;
        max-width: 80px;
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
    }
    .product-name sup {
        top: -1.5em;
    }
    .sns_item {
        width: 60px;
        height: 60px;
    }
    .sns_flex {
        gap: 30px;
    }
}
@media (max-width: 500px) {
    .db500{
        display: block;
    }
}
/* // */