:root{--primary-color:#345c72;--secondary-color:#5cb8b2;--light-color:#f5f9fa;--dark-color:#2a3f4d;--text-color:#333;--heading-color:#345c72;--subtle-color:#e0f2f1}body{font-family:'Noto Sans JP',sans-serif;color:var(--text-color);line-height:1.8;font-size:16px}h1,h2,h3,h4,h5,h6{font-family:'Noto Serif JP',serif;color:var(--heading-color);line-height:1.5;font-weight:500}a{color:var(--secondary-color);transition:all .3s ease}a:hover{color:var(--primary-color)}#main-header{background-color:rgba(255,255,255,.95);box-shadow:0 1px 10px rgba(0,0,0,.1)}#top-menu li a{font-weight:500;color:var(--primary-color)}#top-menu li.current-menu-item>a,#top-menu li.current-menu-ancestor>a{color:var(--secondary-color)}.et_header_style_left #et-top-navigation nav>ul>li>a:hover{opacity:1;color:var(--secondary-color)}.logo_container{padding:10px 0}.healing-piano-banner{background-color:var(--primary-color);background-image:url('/wp-content/uploads/2025/03/healing-piano-hero.jpg');background-size:cover;background-position:center;position:relative;padding:120px 0;margin-bottom:40px}.banner-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.4)}.banner-content{position:relative;z-index:2;max-width:800px;margin:0 auto;text-align:center;color:#fff}.banner-content h2{font-size:44px;color:#fff;margin-bottom:20px;line-height:1.3}.banner-content p{font-size:20px;opacity:.95}@media (max-width:767px){.banner-content h2{font-size:30px}.banner-content p{font-size:16px}.healing-piano-banner{padding:80px 0}}#main-footer{background-color:var(--primary-color)}#footer-widgets{padding:6% 0}.footer-widget h4{color:#fff;font-size:20px;margin-bottom:20px}.footer-widget a{color:rgba(255,255,255,.8)}.footer-widget a:hover{color:var(--secondary-color)}#footer-bottom{background-color:var(--dark-color);padding:20px 0}#footer-info{color:rgba(255,255,255,.6);text-align:center;float:none}.footer-links-inner{display:flex;flex-wrap:wrap;justify-content:space-between}.footer-column{flex:0 0 22%;margin-bottom:30px}@media (max-width:767px){.footer-column{flex:0 0 100%}}.footer-column h4{color:#fff;font-size:18px;margin-bottom:15px;font-weight:600}.footer-column ul{padding-left:0;list-style:none}.footer-column ul li{margin-bottom:8px}.footer-column a{color:rgba(255,255,255,.8);transition:color .3s ease}.footer-column a:hover{color:#5cb8b2;text-decoration:none}.footer-newsletter{background-color:#5cb8b2;padding:40px 0;color:#fff}.footer-newsletter h3{color:#fff;margin-bottom:15px}.simple-newsletter-form{display:flex;max-width:500px;margin:20px auto 0}.simple-newsletter-form input[type=email]{flex:1;padding:12px 15px;border:none;border-radius:30px 0 0 30px}.simple-newsletter-form button{background-color:#345c72;color:#fff;border:none;padding:12px 25px;border-radius:0 30px 30px 0;cursor:pointer;transition:background-color .3s ease}.simple-newsletter-form button:hover{background-color:#2a3f4d}.footer-social .social-icons{display:flex;margin:0;padding:0;list-style:none}.footer-social .social-icon{display:flex;justify-content:center;align-items:center;width:40px;height:40px;background-color:rgba(255,255,255,.1);border-radius:50%;margin-right:10px;transition:background-color .3s ease}.footer-social .social-icon:hover{background-color:var(--secondary-color)}.footer-social .social-icon.youtube:before{content:"\f167";font-family:'ETmodules';color:#fff;font-size:18px}.footer-social .social-icon.twitter:before{content:"\f099";font-family:'ETmodules';color:#fff;font-size:18px}.footer-social .social-icon.instagram:before{content:"\f16d";font-family:'ETmodules';color:#fff;font-size:18px}.healing-footer-logo{margin-top:20px}.healing-footer-logo h3{color:#fff;font-size:20px}.et_pb_button{font-weight:500;padding:10px 25px;border-radius:30px;transition:all .3s ease;background-color:var(--secondary-color);color:#fff !important;border:2px solid var(--secondary-color)}.et_pb_button:hover{background-color:transparent;color:var(--secondary-color) !important;border-color:var(--secondary-color);padding:10px 35px 10px 25px}.et_pb_button:after{font-size:24px;line-height:1em}.et_pb_section{padding:6% 0}.et_pb_section.et_pb_with_background{background-color:var(--primary-color)}.et_pb_section:nth-child(even):not(.et_pb_with_background){background-color:var(--light-color)}.healing-card{background-color:#fff;border-radius:10px;overflow:hidden;box-shadow:0 5px 15px rgba(0,0,0,.05);transition:transform .3s ease,box-shadow .3s ease}.healing-card:hover{transform:translateY(-5px);box-shadow:0 10px 25px rgba(0,0,0,.1)}.healing-card .et_pb_blurb_content{max-width:100%}.et_pb_blurb_position_top .et_pb_blurb_container{padding-top:15px}.et_pb_blurb .et_pb_module_header{margin-bottom:10px}.et_pb_blurb .et_pb_blurb_description{line-height:1.7}.icon-background .et_pb_main_blurb_image{background-color:var(--subtle-color);width:80px;height:80px;display:flex;align-items:center;justify-content:center;border-radius:50%;margin:0 auto 20px}.features-grid .et_pb_column{margin-bottom:30px}.song-card{border-radius:10px;overflow:hidden;background-color:#fff;box-shadow:0 5px 15px rgba(0,0,0,.05);transition:transform .3s ease}.song-card:hover{transform:translateY(-5px)}.song-card img{border-radius:10px 10px 0 0}.song-card .et_pb_text_inner{padding:20px}.hero-section{padding:12% 0;background-color:var(--primary-color);background-image:url('/wp-content/uploads/2025/03/healing-piano-hero.jpg');background-size:cover;background-position:center;background-blend-mode:overlay}.hero-section h1{font-size:48px;font-weight:700;line-height:1.2;margin-bottom:20px;color:#fff}.hero-section p{font-size:20px;margin-bottom:30px;color:rgba(255,255,255,.9)}.testimonial-card{padding:30px;background-color:#fff;border-radius:10px;box-shadow:0 5px 20px rgba(0,0,0,.05);margin-bottom:30px;position:relative}.testimonial-card:before{content:""";
    font-family: Georgia, serif;
    position: absolute;
    top: 10px;
    left: 20px;
    font-size: 60px;
    color: var(--subtle-color);
    opacity: 0.5;
}

.testimonial-card p {
    position: relative;
    z-index: 1;
}

.testimonial-author {
    font-weight: bold;
    color: var(--primary-color);
    margin-top: 15px;
    display: block;
}

/* ===== レスポンシブ調整 ===== */
@media (max-width: 980px) {
    .hero-section h1 {
        font-size: 36px;
    }
    
    .hero-section p {
        font-size: 18px;
    }
    
    .et_pb_section {
        padding: 8% 0;
    }
}

@media (max-width: 767px) {
    .hero-section h1 {
        font-size: 28px;
    }
    
    .hero-section p {
        font-size: 16px;
    }
    
    .et_pb_column {
        margin-bottom: 30px;
    }
}

/* ===== プレーヤーのカスタマイズ ===== */
.sc_player_container {
    max-width: 100%;
}

.sc_player_container .sc_player_container1 {
    background-color: var(--subtle-color);
    border-radius: 30px;
    padding: 5px;
}

/* ===== 楽譜表示エリア用スタイル ===== */
.sheet-music-display {
    background-color: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.sheet-music-display img {
    max-width: 100%;
    height: auto;
    margin-bottom: 20px;
}

/* ===== ヒーリング効果解説エリア ===== */
.healing-effect-box {
    background-color: var(--subtle-color);
    border-left: 5px solid var(--secondary-color);
    padding: 25px;
    border-radius: 0 10px 10px 0;
    margin-bottom: 30px;
}

.healing-effect-box h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.healing-effect-box ul {
    padding-left: 20px;
}

.healing-effect-box ul li {
    margin-bottom: 10px;
    position: relative;
}

.healing-effect-box ul li:before {
    content: "•";
    color: var(--secondary-color);
    position: absolute;
    left: -15px;
    font-size: 20px;
    line-height: 1;
}

/* ===== テーブルのスタイル（楽曲情報表示用）===== */
.et_pb_row .et_pb_module table {
    border: none;
    border-collapse: collapse;
    width: 100%;
    margin-bottom: 30px;
    border-radius: 10px;
    overflow: hidden;
}

.et_pb_row .et_pb_module table th {
    background-color: var(--primary-color);
    color: white;
    padding: 15px;
    text-align: left;
    font-weight: 500;
}

.et_pb_row .et_pb_module table td {
    padding: 12px 15px;
    border-bottom: 1px solid #eaeaea;
}

.et_pb_row .et_pb_module table tr:last-child td {
    border-bottom: none;
}

.et_pb_row .et_pb_module table tr:nth-child(even) {
    background-color: #f9f9f9;
}

/* ===== パンくずリスト ===== */
.healing-breadcrumb {
    padding: 15px 0;
    background-color: var(--light-color);
    font-size: 14px;
}

.healing-breadcrumb a {
    color: var(--primary-color);
}

.healing-breadcrumb .separator {
    margin: 0 8px;
    color: #999;
}

/* ===== レッスン進行状況バー ===== */
.progress-bar-container {
    background-color: #eee;
    border-radius: 20px;
    height: 10px;
    margin-bottom: 30px;
    overflow: hidden;
}

.progress-bar {
    background-color: var(--secondary-color);
    height: 100%;
    width: 0; /* JSで制御 */
    transition: width 0.5s ease;
}

/* ===== ピアノキーボード表示用のカスタム要素 ===== */
.piano-keyboard {
    display: flex;
    justify-content: center;
    margin: 30px 0;
}

.piano-key {
    height: 120px;
    width: 40px;
    border: 1px solid #333;
    background-color: white;
    position: relative;
    margin-right: -1px;
}

.piano-key.black {
    height: 80px;
    width: 25px;
    background-color: #333;
    position: absolute;
    z-index: 1;
    top: 0;
    margin-left: -13px;
}

.piano-key.highlight {
    background-color: var(--secondary-color);
}

/* ===== カスタムリスト ===== */
.healing-list {
    list-style: none;
    padding-left: 0;
}

.healing-list li {
    padding-left: 30px;
    position: relative;
    margin-bottom: 15px;
}

.healing-list li:before {
    content: "✓";color:var(--secondary-color);position:absolute;left:0;font-weight:700}