@charset "utf-8";

/* ========================================
   カラー変数
======================================== */
:root {
    --base-beige: #F9F7F3;
    --white: #fff;
    --text: #333;
    --accent: #D98873;
    --dark: #5A3E36;
}

/* ========================================
   全体の基本スタイル（全ページ共通）
======================================== */
body {
    font-family: 'Noto Sans JP', sans-serif;
    font-weight: 400;
    background-color: var(--base-beige);
    color: var(--text);
    line-height: 1.8;
}



h1,
h2 {
    font-family: 'Noto Serif JP', serif;
    font-weight: 700;
}

.logo {
    font-family: 'Cormorant', serif;
    font-weight: 700;
}

.button,
.number {
    font-family: 'Lato', sans-serif;
    font-weight: 700;
}

/* ========================================
   ヘッダー（全ページ共通）
======================================== */
.header {
    background-color: var(--base-beige);
    padding: 0 40px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.header_inner {
    height: 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    font-size: 24px;
    color: var(--accent);
    text-decoration: none;
}

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

.header_nav a {
    color: var(--text);
    text-decoration: none;
    transition: color 0.3s;
}

.header_nav a:hover {
    color: var(--accent);
}

/* ハンバーガーメニュー */
.header_hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 15px;
}

.header_hamburger span {
    display: block;
    width: 30px;
    height: 3px;
    border-radius: 10px;
    background-color: var(--accent);
    transition: all 0.3s;
}

.header_hamburger.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

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

.header_hamburger.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* SPメニュー */
.sp_menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--dark);
    transition: right 0.3s ease;
    z-index: 99;
    padding: 60px 40px 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow-y: auto;
}

.sp_menu.active {
    right: 0;
}

.sp_menu_nav {
    list-style: none;
    margin-bottom: 40px;
}

.sp_menu_nav li {
    margin-bottom: 24px;
}

.sp_menu_nav a {
    color: var(--white);
    text-decoration: none;
    font-size: 18px;
    display: block;
    padding: 8px 0;
    transition: color 0.3s;
}

.sp_menu_nav a:hover {
    color: var(--accent);
}

.sp_menu_button {
    background-color: var(--accent);
    color: var(--white);
    padding: 14px 40px;
    border-radius: 32px;
    text-decoration: none;
    font-family: 'Lato', sans-serif;
    font-weight: 700;
    font-size: 18px;
    display: inline-block;
    transition: all 0.3s;
}

.sp_menu_button:hover {
    background-color: var(--white);
    color: var(--dark);
}

/* オーバーレイ */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 98;
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ========================================
   フッター（全ページ共通）
======================================== */
.footer {
    background-color: var(--dark);
    color: var(--white);
    padding: 32px;
}

.footer_inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.footer .logo a {
    font-size: 48px;
    color: var(--accent);
    text-decoration: none;
}

.footer_sns {
    display: flex;
    gap: 24px;
    align-items: center;
}

.footer_sns a {
    display: block;
    width: 32px;
    height: 32px;
    transition: transform 0.3s;
}

.footer_sns a:hover {
    transform: translateY(-3px);
}

.footer_sns img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.footer_nav ul {
    display: flex;
    gap: 40px;
    list-style: none;
    padding: 16px 0 32px;
}

.footer_nav a {
    color: var(--white);
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s;
}

.footer_nav a:hover {
    color: var(--accent);
}

.footer-copyright {
    text-align: center;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    width: 100%;
}

.footer-copyright small {
    display: block;
    line-height: 1.8;
}

/* ========================================
   共通パーツ（全ページで使う要素）
======================================== */
/* セクション共通 */
section {
    padding: 100px 40px;
}

.section_title {
    text-align: center;
    margin-bottom: 72px;
}

.title_text {
    font-size: 32px;
    color: var(--dark);
    margin-bottom: 16px;
}

.title_subtext {
    font-family: 'Noto Serif JP', serif;
    font-weight: 500;
    font-size: 18px;
    color: var(--dark);
}

/* ボタン共通 */
.btn_area {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-top: 64px;
}

.button {
    background-color: var(--accent);
    color: var(--white);
    padding: 16px 64px;
    font-size: 20px;
    line-height: 1.2;
    letter-spacing: 0.08em;
    border: none;
    border-radius: 32px;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-block;
    text-decoration: none;
}

.button:hover {
    background-color: var(--dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(217, 136, 115, 0.3);
}

/* ========================================
   下層ページ共通（FV + 説明文）
======================================== */
/* ページタイトル（FV） */
.page_title {
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    color: var(--white);
    text-align: center;
    padding: 80px 40px;
    position: relative;
}

/* 黒オーバーレイ */
.page_title::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.2);
    z-index: 1;
}

.page_title h1 {
    font-size: 40px;
    position: relative;
    z-index: 2;
}

/* レッスンページ背景画像 */
.lesson-page .page_title {
    background-image: url(../img/fv_lesson.jpg);
}

/* 料金ページ背景画像 */
.price-page .page_title {
    background-image: url(../img/fv_price.jpg);
}

/* よくあるご質問背景画像 */
.faq-page .page_title {
    background-image: url(../img/fv_faq.jpg);
}

/* お問い合わせ背景画像 */
.contact-page .page_title {
    background-image: url(../img/fv_contact.jpg);
}

/* ページ説明文（FVの下、共通） */
.page_intro {
    background-color: var(--white);
    padding: 60px 40px;
    text-align: center;
}

.page_intro_inner {
    max-width: 800px;
    margin: 0 auto;
}

.page_intro p {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text);
}

/* ========================================
   トップページ専用スタイル
======================================== */
/* FV （トップページ）*/
.fv {
    background-image: url(../img/fv_top.jpg);
    background-repeat: no-repeat;
    background-position: center 20%;
    background-size: cover;
    display: flex;
    color: var(--white);
    position: relative;
    height: 100vh;
    overflow: hidden;
    align-items: flex-end;
    justify-content: flex-start;
}

.catchcopy {
    background-color: rgba(255, 255, 255, 0.2);
    padding: 8px;
    display: flex;
    flex-direction: column;
    position: absolute;
    bottom: 40px;
    left: 40px;
}

.catchcopy_text {
    font-size: 35.2px;
    margin-bottom: 16px;
    text-shadow: 0 4px 4px rgba(0, 0, 0, 0.25);
    line-height: 1.5;
}

.catchcopy_subtext {
    font-size: 16px;
    text-shadow: 0 4px 4px rgba(0, 0, 0, 0.25);
    line-height: 1.6;
}

.sp-br {
    display: none;
}

/* 特徴セクション（トップページ） */
.feature {
    padding: 40px;
    border: 8px solid rgba(217, 136, 115, 0.3);
    width: 90%;
    margin: 100px 80px;
    background-color: var(--white);
}

.feature_item_inner {
    text-align: center;
    align-items: center;
    display: flex;
    justify-content: center;
    margin: 0 auto;
    gap: 80px;
}

.feature_list {
    transition: transform 0.3s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    width: 250px;
    min-height: 314px;
}

.feature_list_title {
    color: var(--accent);
    font-size: 18px;
    font-weight: 500;
}

.feature_list:hover {
    transform: translateY(-5px);
}

.feature_list img {
    height: 155px;
    width: auto;
}

.feature_text {
    font-size: 16px;
    line-height: 1.8;
}

/* レッスン紹介（トップページ） */
.lesson {
    background-color: var(--white);
    padding: 100px 0;
    width: 100%;
    max-width: 100%;
    display: flex;
    flex-direction: column;
}

.lesson_item {
    display: flex;
    flex-direction: row;
    gap: 40px;
    margin: 0 80px;
}

.lesson_content {
    flex: 1;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lesson_content figure {
    margin: 0;
    margin-bottom: 12px;
    overflow: hidden;
}

.lesson_content img {
    width: 100%;
    height: auto;
    object-fit: cover;
    aspect-ratio: 4 / 3;
}

.lesson_content h3 {
    margin-bottom: 12px;
    font-size: 24px;
    font-weight: 700;
}

.lesson_content h3 span {
    border-bottom: 2px solid var(--accent);
}

.lesson_content p {
    text-align: left;
    font-size: 16px;
    line-height: 1.8;
}

/* 料金セクション（トップページ） */
.price {
    padding: 100px 40px;
    max-width: 1200px;
    margin: 0 auto;
    background-color: var(--base-beige);
}

.price_item {
    display: flex;
    flex-direction: row;
    justify-content: center;
    gap: 72px;
    max-width: 1000px;
    margin: 0 auto 40px;
    flex-wrap: wrap;
}

.live_lesson_plan,
.video_lesson_plan {
    flex: 1;
    min-width: 300px;
    max-width: 450px;
    padding: 40px;
    background-color: var(--white);
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s;
}

.live_lesson_plan:hover,
.video_lesson_plan:hover {
    transform: translateY(-5px);
}

.live_lesson_plan>p:first-child,
.video_lesson_plan>p:first-child {
    font-size: 24px;
    margin-bottom: 20px;
    color: var(--dark);
}

.price_text {
    font-size: 24px;
    margin: 40px 0;
    color: var(--text);
}

.number {
    color: var(--accent);
    font-size: 48px;
}

.live_lesson_plan>p:last-child,
.video_lesson_plan>p:last-child {
    font-size: 16px;
    line-height: 1.8;
    padding: 0 24px;
}

/* CTAセクション */
.cta {
    background-color: var(--dark);
    text-align: center;
    padding: 80px 40px;
    width: 100%;
    max-width: 100%;
    margin: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.cta_title {
    font-size: 36px;
    color: var(--white);
    margin-bottom: 16px;
}

.cta_text {
    font-size: 16px;
    color: var(--white);
    margin-bottom: 32px;
}

.cta_button {
    background-color: var(--accent);
    color: var(--white);
    padding: 20px 60px;
    border-radius: 40px;
    text-decoration: none;
    font-family: 'Lato', sans-serif;
    font-weight: 700;
    font-size: 20px;
    display: inline-block;
    transition: all 0.3s;
}

.cta_button:hover {
    background-color: var(--white);
    color: var(--dark);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(217, 136, 115, 0.4);
}

/* ========================================
   レッスンページ専用スタイル
======================================== */
/* ライブ・ビデオレッスン説明 */
.lesson_format {
    background-color: var(--base-beige);
    padding: 80px 40px;
}

.livevideo_inner {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    gap: 80px;
}

.livevideo_text {
    flex: 1;
    background-color: var(--white);
    padding: 40px 32px;
    border-radius: 8px;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.livevideo_title {
    font-family: 'Noto Serif JP', serif;
    font-weight: 700;
    font-size: 24px;
    color: var(--dark);
    margin-bottom: 20px;
    text-align: center;
}

.livevideo_text p:last-child {
    font-size: 16px;
    line-height: 1.8;
}

/* レッスンプログラム */
.lesson_program {
    background-color: var(--white);
    padding: 100px 40px;
}

.lesson_program h2 {
    font-size: 32px;
    text-align: center;
    margin-bottom: 64px;
    color: var(--dark);
}

.lesson_program .lesson_item {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 60px 80px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
}

.lesson_tag {
    color: var(--accent);
    font-size: 16px;
    margin-top: 12px;
    text-align: center;
}

/* 料金CTA */
.price_cta {
    padding: 80px 40px;
    text-align: center;
}

.price_cta_inner {
    max-width: 800px;
    margin: 0 auto;
}

.price_cta_inner p:first-child {
    font-family: 'Noto Serif JP', serif;
    font-weight: 700;
    font-size: 28px;
    color: var(--dark);
    margin-bottom: 16px;
}

.price_cta_inner p:nth-child(2) {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 32px;
}

/* ========================================
   料金ページ専用スタイル
======================================== */
.price_detail {
    text-align: center;
    background-color: var(--base-beige);
    padding: 100px 40px;
}

.price_detail h2 {
    font-size: 32px;
    color: var(--dark);
    margin-bottom: 40px;
}

.price_detail .price_item {
    display: flex;
    flex-direction: row;
    justify-content: center;
    gap: 80px;
    margin: 0 auto;
}

.price_detail .live_lesson_plan,
.price_detail .video_lesson_plan {
    max-width: 500px;
    padding: 40px 32px;
}

.plan_name {
    font-weight: 700;
    font-size: 24px;
    color: var(--dark);
    margin-bottom: 20px;
    text-align: center;
}

.price_detail .price_text {
    text-align: center;
    margin: 20px 0 32px;
}

.price_detail hr {
    border: none;
    border-top: 1px solid #e8e8e8;
    margin: 32px 0;
}

.plan_features {
    list-style: none;
    text-align: left;
    margin-bottom: 32px;
}

.plan_features_inner {
    display: flex;
    justify-content: center;
}

.plan_features li {
    font-size: 16px;
    line-height: 2.0;
    margin-bottom: 8px;
}

.price_detail .button {
    display: block;
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
}

/* 初めての方へ */
.first_time {
    display: flex;
    flex-direction: column;
    background-color: var(--white);
    padding: 80px 40px;
    text-align: center;
}

.first_time h2 {
    font-size: 32px;
    color: var(--dark);
    margin-bottom: 40px;
}

.first_time_inner {
    margin: 0 auto;
    border: 1px solid var(--text);
    padding: 40px 60px;
    position: relative;
    max-width: 800px;
}

.first_time_inner::before {
    content: '';
    position: absolute;
    right: -23px;
    top: -68px;
    width: 100px;
    height: 100px;
    background-image: url(../img/price.png);
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 10;
}

.first_time_inner ul {
    list-style: none;
    text-align: left;
}

.first_time_inner li {
    font-size: 16px;
    margin-bottom: 16px;
}

/* ========================================
    FAQページ専用スタイル (faq.html)
======================================== */
/* FAQセクション */
.faq_section {
    background-color: var(--base-beige);
    padding: 100px 40px;
}

.faq_inner {
    max-width: 900px;
    margin: 0 auto;
}

/* FAQカテゴリー */
.faq_category {
    margin-bottom: 60px;
}

.category_title {
    font-family: 'Noto Serif JP', serif;
    font-weight: 700;
    font-size: 28px;
    color: var(--dark);
    border-bottom: 3px solid var(--accent);
    padding-bottom: 10px;
    margin-bottom: 40px;
}

/* Q&Aリスト */
.faq_list {
    list-style: none;
    padding: 0;
}

.faq_item {
    margin-bottom: 20px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    background-color: var(--white);
    overflow: hidden;
    /* アコーディオンのアニメーション用 */
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

/* 質問（Q）のスタイル */
.faq_question {
    display: flex;
    align-items: center;
    padding: 20px;
    cursor: pointer;
    background-color: #F8F8F8;
    /* 薄いグレー */
    font-size: 18px;
    font-weight: 500;
    color: var(--text);
    transition: background-color 0.3s;
}

.faq_question:hover {
    background-color: #EFEFEF;
}

.faq_question p {
    flex-grow: 1;
    line-height: 1.5;
}

/* Qマーク */
.q_mark {
    font-family: 'Lato', sans-serif;
    font-weight: 700;
    color: var(--white);
    background-color: var(--accent);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 16px;
    margin-right: 15px;
    flex-shrink: 0;
}

/* 回答（A）のスタイル */
.faq_answer {
    display: none;
    /* 初期状態では非表示（jQueryで切り替える） */
    padding: 20px;
    padding-top: 0;
    border-top: 1px dashed #eee;
    background-color: var(--white);
}

.faq_answer p {
    padding-left: 45px;
    /* Aマークの分を空ける */
    font-size: 15px;
    line-height: 1.8;
}

.faq_answer a {
    color: var(--accent);
    text-decoration: underline;
}

/* Aマーク */
.a_mark {
    font-family: 'Lato', sans-serif;
    font-weight: 700;
    color: var(--accent);
    font-size: 16px;
    margin-right: 15px;
    float: left;
    /* テキストの回り込みを防ぐ */
    margin-top: 5px;
}

/* Q&Aが開いている状態の質問（jQueryでfaq_questionに.activeを付与） */
.faq_question.active {
    background-color: var(--white);
    color: var(--dark);
    border-bottom: 1px dashed #eee;
}

/* ==============================
    お問い合わせページ専用スタイル 
=================================*/

/* お問い合わせフォームセクション */
.contact_form_section {
    background-color: var(--white);
    padding: 80px 40px;
}

.contact_form_inner {
    max-width: 700px;
    margin: 0 auto;
    padding: 40px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    background-color: var(--base-beige);
}

.contact_form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form_group {
    display: flex;
    flex-direction: column;
}

.form_group label {
    font-size: 16px;
    font-weight: 500;
    color: var(--dark);
    margin-bottom: 8px;
    line-height: 1.5;
}

/* 必須マークのスタイル */
.required {
    color: var(--accent);
    font-size: 14px;
    font-weight: 400;
    margin-left: 5px;
}

.form_group input[type="text"],
.form_group input[type="email"],
.form_group input[type="tel"],
.form_group textarea {
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px;
    width: 100%;
    box-sizing: border-box;
    font-family: 'Noto Sans JP', sans-serif;
    color: var(--text);
    transition: border-color 0.3s;
}

.form_group input:focus,
.form_group textarea:focus {
    border-color: var(--accent);
    outline: none;
}

.form_group textarea {
    resize: vertical;
    min-height: 150px;
}

/* プライバシーポリシーチェックボックス */
.privacy_policy {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
    font-size: 14px;
    line-height: 1.5;
}

.privacy_policy input[type="checkbox"] {
    appearance: none;
    width: 16px;
    height: 16px;
    border: 1px solid #ccc;
    border-radius: 3px;
    cursor: pointer;
    position: relative;
}

.privacy_policy input[type="checkbox"]:checked::after {
    content: "";
    position: absolute;
    inset: 2px;
    background: var(--accent);
}

.privacy_policy label a {
    color: var(--dark);
    text-decoration: underline;
}

.privacy_policy label a:hover {
    color: var(--accent);
}

/* 送信ボタン（共通ボタンのスタイルを使用） */
.contact_form .btn_area {
    margin-top: 30px;
}

.contact_form .button {
    width: 100%;
    max-width: 300px;
    padding: 18px 0;
    font-size: 20px;
}

/* ========================================
   レスポンシブ（全ページ共通）
======================================== */
@media screen and (max-width: 768px) {

    /* 共通 */
    section {
        padding: 60px 20px;
    }

    .section_title {
        margin-bottom: 48px;
    }

    .title_text {
        font-size: 24px;
    }

    .title_subtext {
        font-size: 14px;
    }

    /* ヘッダー */
    .header {
        top: 0;
        width: 100%;
        padding: 0;

    }

    .header_nav {
        display: none;
    }

    .header_inner {
        height: 60px;
        justify-content: space-between;
        padding: 0 20px;
    }


    .header_hamburger {
        display: flex;
        position: absolute;
        right: 0;
        z-index: 101;
    }

    /* FV(トップページ) */
    .fv {
        height: 93vh;
        min-height: 600px;
        background-position: 35% center;
        background-size: cover;
        background-attachment: scroll;
    }

    .catchcopy {
        bottom: 40px;
        left: 16px;
    }

    .catchcopy_text {
        font-size: 24px;
        line-height: 1.6;
    }

    .catchcopy_subtext {
        font-size: 14px;
        line-height: 1.8;
    }

    .sp-br {
        display: block;
    }

    /* 特徴セクション(トップページ) */
    .feature {
        width: calc(100% - 40px);
        padding: 64px 0;
        margin: 60px auto;
    }

    .feature_item_inner {
        flex-direction: column;
        gap: 56px;
    }

    .feature_list {
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
        min-height: 0;
    }

    .feature_list_title {
        font-size: 16px;
    }


    .feature_text {
        font-size: 14px;
    }

    .lesson_content {
        max-width: 100%;
    }


    .lesson_content h3 {
        font-size: 20px;
    }

    .lesson_content p {
        font-size: 14px;
    }

    /* レッスン紹介（トップページ） */
    .lesson {
        padding: 60px 0;
    }

    .lesson_item {
        display: flex;
        gap: 32px;
        margin: 0 20px;
        padding-bottom: 16px;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: thin;
        scrollbar-color: var(--accent) var(--base-beige);
    }

    .lesson_content {
        flex: 0 0 80%;
        scroll-snap-align: start;
    }

    .lesson_content h3 {
        font-size: 20px;
    }

    .lesson_content p {
        font-size: 14px;
    }

    /* 料金セクション(トップページ) */

    .live_lesson_plan,
    .video_lesson_plan {
        width: 100%;
        max-width: 100%;
    }

    .price {
        padding: 60px 20px;
    }

    .price_item {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }

    .live_lesson_plan,
    .video_lesson_plan {
        max-width: 100%;
        width: 100%;
        padding: 24px 0;
    }

    .live_lesson_plan>p:first-child,
    .video_lesson_plan>p:first-child {
        font-size: 20px;
        margin-bottom: 32px;
    }

    .price_text {
        font-size: 20px;
        margin: 32px 0;
    }


    .number {
        font-size: 32px;
    }

    .live_lesson_plan>p:last-child,
    .video_lesson_plan>p:last-child {
        font-size: 14px;
    }

    /* CTAセクション(トップページ) */
    .cta {
        padding: 60px 20px;
    }

    .cta_title {
        font-size: 28px;
    }

    .cta_button {
        padding: 16px 40px;
        font-size: 18px;
    }

    .cta_text {
        font-size: 13.5px;
    }

    /* フッター */

    .footer_inner {
        gap: 30px;
    }

    .footer .logo {
        display: block;
    }

    .footer_nav ul {
        flex-direction: column;
        gap: 32px;
        text-align: center;
    }

    .footer_sns a {
        width: 48px;
        height: 48px;
    }

    /* 下層ページ共通 */
    .page_title {
        padding: 60px 20px;
    }

    .page_title h1 {
        font-size: 32px;
    }

    .page_intro {
        padding: 40px 20px;
        text-align: left;
    }

    .page_intro p {
        font-size: 16px;
    }

    /* レッスンページ */
    .lesson_format {
        padding: 60px 20px;
    }

    .livevideo_inner {
        flex-direction: column;
        gap: 32px;
    }

    .livevideo_title {
        font-size: 20px;
    }

    .livevideo_text {
        padding: 32px 24px;
    }

    .livevideo_text p:last-child {
        font-size: 14px;
    }

    .lesson_program {
        padding: 60px 20px;
    }

    .lesson_program h2 {
        font-size: 24px;
        margin-bottom: 40px;
    }

    .lesson_program .lesson_item {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .price_cta {
        padding: 60px 20px;
    }

    .price_cta_inner p:first-child {
        font-size: 24px;
    }

    .price_cta_inner p:nth-child(2) {
        font-size: 14px;
    }

    /* 料金ページ */
    .price_detail {
        padding: 60px 20px;
    }

    .price_detail h2 {
        font-size: 24px;
        margin-bottom: 32px;
    }

    .price_detail .price_item {
        flex-direction: column;
        gap: 40px;
    }

    .price_detail .live_lesson_plan,
    .price_detail .video_lesson_plan {
        max-width: 100%;
        padding: 32px 16px;
    }

    .plan_features li {
        font-size: 14px;
    }

    .first_time {
        padding: 60px 20px;
    }

    .first_time h2 {
        font-size: 24px;
        margin-bottom: 32px;
    }

    .first_time_inner {
        padding: 24px;
    }

    .first_time_inner li {
        font-size: 14px;
    }

    .faq_section {
        padding: 60px 20px;
    }

    .category_title {
        font-size: 22px;
        margin-bottom: 30px;
    }

    /* よくあるご質問ページ */
    .faq_category {
        margin-bottom: 40px;
    }

    .faq_question {
        padding: 15px;
        font-size: 16px;
    }

    .q_mark {
        width: 26px;
        height: 26px;
        font-size: 14px;
        margin-right: 10px;
    }

    .faq_answer {
        padding: 15px;
        padding-top: 0;
    }

    .faq_answer p {
        padding-left: 36px;
        font-size: 14px;
    }

    .contact_form_section {
        padding: 40px 20px;
    }

    .contact_form_inner {
        padding: 20px;
    }

    .form_group input[type="text"],
    .form_group input[type="email"],
    .form_group input[type="tel"],
    .form_group textarea {
        padding: 10px;
        font-size: 15px;
    }

    .form_group label {
        font-size: 15px;
    }

    .required {
        font-size: 13px;
    }

    .privacy_policy {
        font-size: 13px;
    }
}

/* ========================================
  アニメーション
======================================== */
html {
    scroll-behavior: smooth;
}

/* ========================================
CTAボタンのパルス効果
======================================== */
.cta_button.pulse {
    animation: pulse 1s ease;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        box-shadow: 0 8px 20px rgba(217, 136, 115, 0.4);
    }

    50% {
        transform: scale(1.05);
        box-shadow: 0 12px 30px rgba(217, 136, 115, 0.6);
    }
}

.button,
.cta_button,
.sp_menu_button {
    position: relative;
    overflow: hidden;
}

.button::before,
.cta_button::before,
.sp_menu_button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.button:active::before,
.cta_button:active::before,
.sp_menu_button:active::before {
    width: 300px;
    height: 300px;
}

/* ===== ふわっとフェードイン ===== */
.fadein {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.fadein.show {
    opacity: 1;
    transform: translateY(0);
}

/* ===== 左からスライドイン ===== */
.slide-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all 0.8s ease-out;
}

.slide-left.show {
    opacity: 1;
    transform: translateX(0);
}

/* ===== 右からスライドイン ===== */
.slide-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all 0.8s ease-out;
}

.slide-right.show {
    opacity: 1;
    transform: translateX(0);
}

/* ===== ズームイン（画像向け） ===== */
.zoom-in {
    opacity: 0;
    transform: scale(0.95);
    transition: all 0.8s ease-out;
}

.zoom-in.show {
    opacity: 1;
    transform: scale(1);
}