/* --- スタイル設定（既存踏襲） --- */
body { margin: 0; padding: 0; background-color: #eaeff2; font-family: "Helvetica Neue", "Hiragino Kaku Gothic ProN", "Meiryo", Arial, sans-serif; color: #333; line-height: 1.6; }

/* カラー定義 */
:root {
    --navy: #0f2350;     
    --orange: #eb6100;     
    --light-orange: #fff5e6; 
    --gray-bg: #f4f4f4;
    --text-main: #222;
}

h1, h2, h3 { font-family: "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif; }
.marker { background: linear-gradient(transparent 60%, #ffcc99 60%); font-weight: bold; }
.text-orange { color: var(--navy); font-weight: bold; }
.text-navy { color: var(--navy); font-weight: bold; }

/* メインコンテナ：基本設定 */
.mobile-container { 
    width: 100%;
    max-width: 600px;
    margin: 0 auto; 
    background-color: #fff; 
    min-height: 100vh; 
    padding-bottom: 70px; 
    box-shadow: 0 0 40px rgba(0,0,0,0.1); 
    position: relative;
    overflow: visible; 
}

/* 追従フッター */
.sticky-cta { 
    position: fixed; 
    bottom: 0; 
    left: 50%; 
    transform: translateX(-50%); 
    width: 100%; 
    max-width: 500px; 
    background: var(--navy); 
    padding: 10px 15px; 
    border-top: 4px solid var(--orange); 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    box-sizing: border-box; 
    z-index: 1000; 
    box-shadow: 0 -4px 15px rgba(0,0,0,0.2); 
}
.sticky-content { display: flex; flex-direction: row; align-items: center; gap: 10px; flex-shrink: 1; }

/* --- PC版 レイアウト・同期スケーリング設定 --- */
.pc-side-content { display: none; }

@media (min-width: 1350px) {
    .pc-side-content { display: block; }

    /* メインコンテンツの幅と文字サイズ同期 */
    .mobile-container {
        width: 30vw;
        max-width: 1000px;
        min-width: 500px;
        /* 全体の基準文字サイズをスケール */
        font-size: calc(12px + 0.3vw); 
    }
    
    /* 中央コンテンツ内の各要素の固定サイズを解除して同期させる */
    .mobile-container p, 
    .mobile-container li, 
    .mobile-container .worry-text, 
    .mobile-container .reason-text p, 
    .mobile-container .check-lead-text, 
    .mobile-container .check-list li, 
    .mobile-container .qa-a { 
        font-size: 1em !important; 
    }

    .sticky-cta { max-width: 800px; width: 30vw; }

    /* 左右コンテンツの配置（余白等間隔） */
    .pc-banner-left {
        position: fixed;
        top: 50%;
        left: calc((100vw - 40vw) / 4);
        transform: translate(-50%, -50%);
        width: 20vw;
        max-width: 800px;
        min-width: 300px;
        background: #fff;
        border-radius: 1vw;
        box-shadow: 0 1vw 3vw rgba(15, 35, 80, 0.1);
        border: 1px solid #f0f0f0;
        padding: 1.0vw;
        text-align: center;
        z-index: 100;
        font-size: 1.1em; /* メインと同期 */
    }

    .pc-menu-right {
        position: fixed;
        top: 50%;
        right: calc((100vw - 40vw) / 4);
        transform: translate(50%, -50%);
        width: 20vw;
        max-width: 800px;
        min-width: 300px;
        z-index: 100;
        font-size: 1.1em;
    }

    .pc-menu-nav {
        display: flex;
        flex-direction: column;
        gap: 0.8vw; /* 項目間の隙間 */
    }

    .pc-menu-item {
        display: flex;
        align-items: center;
        background: #fff;
        text-decoration: none;
        color: var(--navy);
        padding: 0.8vw 1.2vw;
        border-radius: 0.5vw;
        box-shadow: 0 0.3vw 1vw rgba(0,0,0,0.05);
        border: 1px solid #eee;
        transition: 0.3s;
        font-weight: bold;
        font-size: 0.9em;
    }

    .pc-menu-item:hover {
        background: var(--navy);
        color: #fff;
        transform: translateX(-5px); /* 左に少し動くホバー演出 */
        border-color: var(--navy);
    }

    .pc-menu-item .num {
        font-family: Arial, sans-serif;
        font-style: italic;
        font-size: 1.1em;
        margin-right: 0.8vw;
        color: var(--orange);
        border-right: 1px solid #ddd;
        padding-right: 0.8vw;
        width: 2.5vw;
        display: inline-block;
    }

    .pc-menu-item:hover .num {
        color: #fff;
        border-right-color: rgba(255,255,255,0.3);
    }

    /* メイン見出し同期 */
    .jp-title { font-size: 1.6em; }
    .section-header { margin: 4vw 0 2vw; }
}

/* PCサイドバナー内調整 */
.pc-banner-badge { display: inline-block; color: var(--orange); font-weight: 900; font-size: 0.9em; margin-bottom: 0.6vw; }
.pc-banner-badge::before, .pc-banner-badge::after { content: "★"; font-size: 0.8em; margin: 0 0.4vw; }
.pc-banner-title { font-size: 1.3em; font-weight: bold; color: var(--navy); margin-bottom: 1.2vw; border: 1px solid #eee; padding: 0.6vw; background: #fafafa; }
.pc-banner-img-wrap { width: 100%; border-radius: 0.6vw; overflow: hidden; margin-bottom: 1.2vw; border: 1px solid #eee; }
.pc-banner-img-wrap img { width: 100%; height: auto; display: block; }
.pc-banner-features-item { display: flex; align-items: center; font-size: 0.85em; font-weight: bold; margin-bottom: 0.6vw; color: #333; text-align: left; }
.pc-banner-features-item::before { content: "✔"; width: 1.2em; height: 1.2em; background: var(--light-orange); color: var(--orange); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-right: 0.6vw; font-size: 0.7em; flex-shrink: 0; }
.pc-banner-stars { color: #ffb400; font-size: 1.1em; margin: 1.2vw 0; padding-top: 0.8vw; border-top: 1px solid #f0f0f0; }
.pc-banner-stars span { color: #444; font-size: 0.8em; font-weight: bold; margin-right: 0.5vw; }
.pc-banner-btn { display: block; background: linear-gradient(to right, #0070bb, #005691); color: #fff; text-decoration: none; padding: 0.9vw; border-radius: 5vw; font-weight: bold; font-size: 1.1em; box-shadow: 0 0.5vw 1.5vw rgba(0, 112, 187, 0.2); transition: 0.3s; }
.pc-banner-btn:hover { transform: translateY(-0.2vw); box-shadow: 0 0.5vw 1.5vw rgba(0, 112, 187, 0.3); }

/* --- コンテンツ内のバグ修正 --- */

/* 1位：STUDIO US画像 オリジナル比率でMAX表示 */
#rank1 .fv-img-box {
    width: 100%;
    height: auto !important;
    margin-bottom: 15px;
    background: transparent;
    display: block;
}
#rank1 .fv-img-box img {
    width: 100%;
    height: auto;
    object-fit: contain;
    border-radius: 4px;
}

/* 共通スタイル（既存維持） */
.section-header { text-align: center; margin: 50px 0 30px; padding: 0 20px; }
.en-title { display: block; font-size: 12px; color: var(--orange); font-weight: bold; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 5px; font-family: Arial, sans-serif; }
.jp-title { font-size: 24px; font-weight: bold; color: var(--navy); margin: 0; position: relative; display: inline-block; }
.jp-title::after { content: ""; display: block; width: 60px; height: 3px; background: var(--navy); margin: 10px auto 0; }

.btn-cv { display: block; background: var(--orange); color: white; text-align: center; padding: 16px; border-radius: 4px; font-weight: bold; text-decoration: none; font-size: 18px; box-shadow: 0 4px 10px rgba(235, 97, 0, 0.3); margin: 15px 0; position: relative; transition: 0.3s; }
.btn-cv::after { content: "→"; position: absolute; right: 20px; font-size: 16px; }
.btn-cv:hover { background: #d15600; transform: translateY(-2px); }


/* 1. メインのCVボタン（滑らかなプレミアム・ゴールド） */
.btn-cv-navy { 
    display: block; 
    /* 50%指定をなくし、滑らかな2色グラデーションに変更 */
    background: linear-gradient(180deg, #ffec85 0%, #ffb405 100%); 
    color: #0f2350 !important; 
    text-align: center; 
    padding: 16px; 
    border-radius: 4px; 
    font-weight: 900; 
    text-decoration: none; 
    font-size: 19px; 
    box-shadow: 0 4px 15px rgba(255, 180, 5, 0.5); 
    margin: 15px 0; 
    position: relative; 
    overflow: hidden; /* キラキラを表示するために必須 */
    transition: 0.3s; 
    border: 1px solid #ffda05;
    z-index: 1;
}

/* 2. 表内の公式サイトボタン */
.btn-official { 
    display: inline-block; 
    background: linear-gradient(180deg, #ffec85 0%, #ffb405 100%); 
    color: #0f2350 !important; 
    padding: 8px 16px; 
    border-radius: 4px; 
    text-decoration: none; 
    font-weight: 900; 
    font-size: 12px; 
    box-shadow: 0 2px 8px rgba(255, 180, 5, 0.4); 
    transition: 0.2s; 
    white-space: nowrap; 
    border: 1px solid #ffda05;
    position: relative; 
    overflow: hidden; 
    z-index: 1;
}

/* 3. 追従フッターのボタン */
.sticky-btn { 
    background: linear-gradient(180deg, #ffec85 0%, #ffb405 100%); 
    color: #0f2350 !important; 
    padding: 12px 20px; 
    border-radius: 8px; 
    text-decoration: none; 
    font-weight: 900; 
    font-size: 15px; 
    box-shadow: 0 4px 15px rgba(255, 180, 5, 0.5); 
    transition: 0.2s; 
    position: relative; 
    overflow: hidden; 
    display: flex; 
    align-items: center; 
    border: 1px solid #ffda05;
    z-index: 1;
}

/* --- ボタン内の要素が光に隠れないための共通設定 --- */
.btn-cv-navy::after, 
.sticky-btn strong, 
.sticky-btn span, 
.sticky-btn .arrow-icon { 
    position: relative; 
    z-index: 6; 
}

header { padding: 0px; text-align: center; border-bottom: 1px solid #eee; background: #fff; }
.logo { font-size: 20px; font-weight: 900; letter-spacing: 1px; color: var(--navy); }
.fv-section { padding: 30px 20px 10px; background: #fff; text-align: center; }
.fv-img-full { width: 100%; display: block; margin: 0; padding: 0; }
.fv-img-full img { width: 100%; height: auto; display: block; }

.top-cta-us { margin: 0 0 30px; padding: 20px; background: #fff; border: 3px solid var(--orange); border-radius: 12px; box-shadow: 0 8px 15px rgba(235, 97, 0, 0.2); position: relative; overflow: visible; text-align: left; }
.cta-badge { position: absolute; top: 0; left: 50%; transform: translate(-50%, -50%); background: var(--orange); color: white; font-size: 14px; font-weight: bold; padding: 6px 15px; border-radius: 20px; letter-spacing: 1px; box-shadow: 0 4px 6px rgba(0,0,0,0.2); z-index: 5; white-space: nowrap; }
.cta-content { display: flex; align-items: center; gap: 15px; margin-top: 25px; margin-bottom: 20px; }
.cta-logo { flex-shrink: 0; width: 110px; height: 70px; background: #fff; border-radius: 8px; border: 1px solid #ddd; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.cta-logo img { max-width: 90%; max-height: 90%; object-fit: contain; display: block; }
.cta-text { flex-shrink: 1; }
.cta-list { margin: 0; padding-left: 0; list-style: none; font-size: 13px; color: #444; }
.cta-list li { margin-bottom: 5px; display: flex; align-items: flex-start; }
.cta-list li::before { content: "★"; color: var(--orange); margin-right: 8px; font-size: 10px; line-height: 1.5; flex-shrink: 0; }

.worry-section { padding: 40px 20px; background: #fff; }
.worry-container { background: #fff; border-radius: 12px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); padding: 25px; border: 1px solid #eee; }
.worry-layout { display: flex; flex-direction: row; align-items: center; gap: 20px; }
@media (max-width: 400px) { .worry-layout { flex-direction: column; } }
.worry-img-box { flex: 0 0 auto; width: 120px; height: 120px; background: #f9f9f9; border-radius: 50%; border: 3px solid #fff; box-shadow: 0 2px 8px rgba(0,0,0,0.1); overflow: hidden; display: flex; align-items: center; justify-content: center; }
.worry-img-box img { width: 100%; height: auto; object-fit: cover; }
.worry-item { display: flex; align-items: flex-start; margin-bottom: 15px; padding-bottom: 15px; border-bottom: 1px dashed #eee; }
.worry-check { color: var(--orange); font-size: 18px; margin-right: 10px; line-height: 1.3; flex-shrink: 0; }
.worry-text { font-weight: bold; color: #444; font-size: 14px; line-height: 1.5; }
.solve-arrow { text-align: center; font-size: 30px; color: var(--navy); margin: 10px 0 20px; }
.solve-box { background: #fff; border-radius: 8px; border: 2px solid var(--navy); overflow: hidden; }
.solve-header { background: var(--navy); color: #fff; text-align: center; padding: 12px; font-weight: bold; font-size: 18px; }
.solve-content { padding: 25px; }
.reason-item { display: flex; margin-bottom: 20px; }
.reason-num { background: var(--orange); color: #fff; width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 15px; flex-shrink: 0; }
.reason-text h4 { margin: 0 0 5px; color: var(--navy); font-size: 16px; }
.reason-text p { margin: 0; font-size: 13px; color: #666; }

.table-area { background: #fff; padding: 0 0 30px; }
.table-caption { text-align:center; font-size:14px; font-weight:bold; margin: 0 0 10px; color:var(--navy); background:#f0f4f8; padding:8px; }
.table-scroll { overflow: auto; max-height: 80vh; border-top: 2px solid var(--navy); border-bottom: 1px solid #ddd; padding-bottom: 10px; }
.comp-table { border-collapse: separate; border-spacing: 0; font-size: 12px; width: 100%; min-width: 1200px; }
.comp-table th, .comp-table td { border-right: 1px solid #eee; border-bottom: 1px solid #eee; padding: 10px 5px; text-align: center; vertical-align: middle; background: #fff; }
.comp-table thead th { position: sticky; top: 0; z-index: 20; background: var(--navy); color: #fff; font-weight: bold; border-right: 1px solid rgba(255,255,255,0.2); padding: 10px 5px; vertical-align: bottom; }
.comp-table th:first-child, .comp-table td:first-child { position: sticky; left: 0; z-index: 10; background: #f9f9f9; width: 80px; font-weight: bold; color: var(--navy); border-right: 2px solid #ddd; }
.comp-table thead th:first-child { z-index: 30; background: var(--navy); color: #fff; border-right: 1px solid rgba(255,255,255,0.2); }
.school-logo-img { display: block; width: 60px; height: auto; margin: 0 auto 5px; background: #fff; border-radius: 4px; padding: 2px; }
.col-us { background-color: var(--light-orange) !important; }
.comp-table td.col-us { border-right: 2px solid var(--orange); border-left: 2px solid var(--orange); }
.th-us { background: var(--orange) !important; font-size: 14px; position: sticky; top: 0; z-index: 20; vertical-align: bottom !important;}

/* ホバー時の挙動 */
.btn-official:hover { 
    background: linear-gradient(180deg, #ffffff 0%, #ffda05 50%, #ff9d00 100%); 
    transform: translateY(-1px); 
    box-shadow: 0 4px 10px rgba(255, 180, 5, 0.6); 
    color: #0f2350 !important;
}
.eval-s { color: var(--orange); font-weight: 900; font-size: 18px; }
.eval-a { color: var(--navy); font-weight: bold; font-size: 14px; }

.purpose-section { padding: 20px 20px 40px; }
.purpose-card { background: #fff; border: 1px solid #ddd; border-radius: 8px; padding: 20px; margin-bottom: 20px; box-shadow: 0 2px 5px rgba(0,0,0,0.03); }
.purpose-head { font-weight: bold; font-size: 18px; color: var(--navy); margin-bottom: 10px; display: flex; align-items: center; }
.purpose-text { font-size: 13px; color: #666; margin-bottom: 15px; }
.logo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.logo-box { border: 1px solid #ccc; border-radius: 4px; height: 50px; display: flex; align-items: center; justify-content: center; background: #fff; text-decoration: none; padding: 2px; }
.logo-box.recommend { border: 2px solid var(--orange); background: var(--light-orange); }
.logo-box img { max-width: 90%; max-height: 90%; object-fit: contain; }

.rank-gold-wrapper { padding: 0 20px 20px; }
.rank-gold { border: 2px solid var(--navy); border-radius: 8px; overflow: hidden; box-shadow: 0 5px 15px rgba(235, 97, 0, 0.1); }
.rank-badge { background: var(--navy); color: #fff; text-align: center; padding: 8px; font-weight: bold; letter-spacing: 1px; }
.rank-content { padding: 25px 20px; background: #fff; }
.rank-title { margin: 0 0 10px; font-size: 22px; color: var(--navy); }
.us-features { background: var(--gray-bg); border-left: 4px solid var(--navy); padding: 15px; font-size: 13px; font-weight: bold; color: #555; margin: 15px 0; }
.rank-item { padding: 15px 30px; border-bottom: 1px solid #eee; background: #fff; }
.rank-head-row { display: flex; align-items: center; gap: 15px; margin-bottom: 10px; }
.rank-num { font-size: 28px; font-weight: 900; color: #ccc; width: 30px; text-align: center; font-style: italic; }
.rank-num.top2 { color: #999; }
.rank-num.top3 { color: #a05a2c; }
.rank-name { font-size: 18px; font-weight: bold; flex: 1; color: var(--navy); }
.rank-tags span { font-size: 10px; background: #eee; padding: 3px 8px; border-radius: 2px; color: #555; margin-right: 5px; }
.rank-item-logo-container { text-align: center; margin: 10px auto 10px; display: flex; max-width: 100%; border-radius: 4px; border: 1px solid #ddd; padding: 5px; background: #fff; align-items: center; justify-content: center; overflow: hidden; }
.rank-item-logo-container img { max-width: 100%; height: auto; object-fit: contain; display: block; }
.rank-item .btn-cv-navy { padding: 12px 16px; font-size: 16px; margin-top: 15px; }

.check-card { background: #fff; border: 1px solid #ddd; border-radius: 8px; padding: 20px; margin-bottom: 25px; box-shadow: 0 2px 5px rgba(0,0,0,0.03); }
.check-header { display: flex; align-items: center; margin-bottom: 15px; border-bottom: 2px solid #f0f4f8; padding-bottom: 10px; }
.point-badge { background: var(--navy); color: #fff; font-size: 12px; font-weight: bold; padding: 4px 10px; border-radius: 20px; margin-right: 10px; flex-shrink: 0; }
.check-title-text { font-size: 18px; font-weight: bold; color: var(--navy); line-height: 1.3; }
.check-lead-text { font-size: 13px; color: #555; margin-bottom: 15px; }
.check-box { background: #f9fbfd; border: 1px solid #dce5ec; border-radius: 6px; padding: 15px; }
.check-box-title { color: var(--orange); font-weight: bold; font-size: 13px; margin-bottom: 8px; display: block; }
.check-list { margin: 0; padding-left: 20px; font-size: 13px; color: #444; }
.check-list li { margin-bottom: 6px; }
.check-img { width: 100%; height: auto; border-radius: 6px; margin-bottom: 15px; border: 1px solid #eee; display: block; }
.soft-tag { display: inline-block; background: #eee; padding: 2px 6px; border-radius: 3px; font-size: 10px; font-weight: bold; margin-bottom: 5px; }
.recommend-box { margin-top: 10px; border-top: 1px dashed #ddd; padding-top: 10px; }
.recommend-row { display: flex; align-items: baseline; font-size: 12px; margin-bottom: 6px; }
.recommend-icon { width: 20px; text-align: center; margin-right: 8px; font-size: 14px; }

.qa-section { padding: 20px; background: #fff; border-top: 1px solid #eee; }
.qa-box { padding: 15px 0; border-bottom: 1px solid #eee; }
.qa-q { font-weight: bold; color: var(--navy); margin-bottom: 5px; display: flex; }
.qa-q::before { content: "Q."; width: 25px; color: var(--orange); }
.qa-a { font-size: 13px; color: #444; display: flex; }
.qa-a::before { content: "A."; width: 25px; font-weight: bold; }

footer { background: var(--navy); color: #ccc; text-align: center; padding: 40px 20px; font-size: 11px; }

.sticky-logo { width: 45px; height: 30px; border-radius: 4px; background: #fff; margin-right: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.sticky-logo img { max-width: 90%; max-height: 90%; object-fit: contain; display: block; }
.sticky-text { font-size: 11px; font-weight: normal; color: #fff; line-height: 1.3; }
.sticky-text strong { display: block; font-size: 15px; font-weight: 900; color: var(--orange); letter-spacing: 0.5px; }


/* 2. 表内の公式サイトボタン（プレミアム・ゴールド） */
.btn-official { 
    display: inline-block; 
    background: linear-gradient(180deg, #fff3b0 0%, #ffda05 50%, #ffb405 100%); 
    color: #0f2350 !important; 
    padding: 8px 16px; 
    border-radius: 4px; 
    text-decoration: none; 
    font-weight: 900; 
    font-size: 12px; 
    box-shadow: 0 2px 8px rgba(255, 180, 5, 0.4); 
    transition: 0.2s; 
    white-space: nowrap; 
    border: 1px solid #ffcc00;
    position: relative; 
    overflow: hidden; 
    z-index: 1;
}

/* 3. 追従フッターのボタン（プレミアム・ゴールド） */
.sticky-btn { 
    background: linear-gradient(180deg, #fff3b0 0%, #ffda05 50%, #ffb405 100%); 
    color: #0f2350 !important; 
    padding: 12px 20px; 
    border-radius: 8px; 
    text-decoration: none; 
    font-weight: 900; 
    font-size: 15px; 
    box-shadow: 0 4px 15px rgba(255, 180, 5, 0.5); 
    transition: 0.2s; 
    position: relative; 
    overflow: hidden; 
    display: flex; 
    align-items: center; 
    border: 1px solid #ffd700;
    z-index: 1;
}
/* 追従ボタン内のテキストとアイコンを光より上に */
.sticky-btn strong, .sticky-btn span, .sticky-btn .arrow-icon { 
    position: relative; 
    z-index: 6; 
}

/* ▼▼▼ 追加：すべてのボタンにキラキラエフェクト ▼▼▼ */

/* キラキラアニメーション：高速かつ明瞭に */
@keyframes shiny-glow {
    0% { left: -120%; opacity: 0; }
    10% { opacity: 1; }
    30% { left: 120%; opacity: 1; }
    40% { left: 120%; opacity: 0; }
    100% { left: 120%; opacity: 0; }
}

/* 対象ボタンへの共通設定（既存の構造を壊さないようにoverflowを付与） */
.btn-cv, .btn-cv-navy, .btn-official, .pc-banner-btn, .sticky-btn {
    position: relative;
    overflow: hidden; /* 光をはみ出させない */
}

/* 一般的なボタン（::beforeを光として利用。既存のbeforeがないボタン用） */
.btn-cv::before, 
.btn-cv-navy::before, 
.btn-official::before, 
.pc-banner-btn::before {
    content: "";
    position: absolute;
    top: -100%;
    left: -120%;
    width: 100px; /* 光の幅を太く */
    height: 300%;
    background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.9) 50%, rgba(255,255,255,0) 100%);
    transform: rotate(35deg);
    animation: shiny-glow 1.5s infinite ease-in-out; /* 頻度高く（1.5秒周期） */
    z-index: 5; /* 矢印より上に表示 */
    pointer-events: none;
}

/* sticky-btn は::beforeにバッジがあるので::afterを光として利用 */
.sticky-btn::after {
    content: "";
    position: absolute;
    top: -100%;
    left: -120%;
    width: 120px;
    height: 300%;
    background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.9) 50%, rgba(255,255,255,0) 100%);
    transform: rotate(35deg);
    animation: shiny-glow 1.5s infinite ease-in-out;
    z-index: 5;
    pointer-events: none;
}

/* ボタン内の文字や矢印が光の下敷きにならないよう、z-indexを維持する微調整 */
.btn-cv-navy::after, .btn-cv::after { z-index: 6; }
.sticky-content, .sticky-btn strong, .sticky-btn span { position: relative; z-index: 6; }