/* ========== CSS変数（デザイントークン）- 陽だまりのサンクチュアリ ========== */
:root {
    /* フォント */
    --font-serif: "Noto Serif JP", serif;
    --font-sans: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", sans-serif;

    /* 色 - 光と清潔感 */
    --bg-pure-white: #FFFFFF;
    --bg-light-glow: linear-gradient(135deg, #FFFAFA 0%, #FFFFFF 100%);
    --bg-soft-light: #FFFAFA;

    /* アクセント - マットなゴールドと大人ピンク */
    --accent-champagne: #C5A059;
    --accent-soft-pink: #F2DADA;
    --accent-gold-light: #D4B77A;

    /* テキスト - 優しいグレー */
    --text-charcoal: #4A4A4A;
    --text-light-gray: #7A7A7A;
    --text-soft-gray: #999999;

    /* 光の影 - ゴールドの輝き */
    --shadow-gold-glow: 0 10px 40px rgba(197, 160, 89, 0.15);
    --shadow-soft-glow: 0 5px 20px rgba(197, 160, 89, 0.1);
    --shadow-card: 0 8px 30px rgba(197, 160, 89, 0.12);

    /* サイズ */
    --content-width: 720px;
    --container-width: 1200px;
    --spacing-section: 100px;
    --spacing-section-mobile: 60px;

    /* タイポグラフィ */
    --line-height-body: 1.9;
    --line-height-heading: 1.6;
    --letter-spacing: 0.02em;
}

/* ========== リセット & 基本設定 ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    line-height: var(--line-height-body);
    color: var(--text-charcoal);
    background: var(--bg-pure-white);
    font-size: 17.6px;
    letter-spacing: var(--letter-spacing);
}

/* 見出しは明朝体 */
h1,
h2,
h3 {
    font-family: var(--font-serif);
    line-height: var(--line-height-heading);
}

/* ========== ヘッダー ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 15px 0;
    box-shadow: var(--shadow-soft-glow);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.header-logo:hover {
    opacity: 0.8;
}

.header-nav {
    display: flex;
    gap: 30px;
    align-items: center;
    margin-left: 60px;
}

.nav-link {
    font-size: 0.85em;
    font-weight: 300;
    color: #666;
    text-decoration: none;
    letter-spacing: 0.05em;
    transition: color 0.3s ease;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--accent-champagne);
}

.logo-image {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    object-fit: cover;
}

.site-name {
    font-size: 1.15em;
    font-weight: 400;
    color: #333;
    letter-spacing: 0.08em;
    line-height: 1.4;
    white-space: nowrap;
    font-family: var(--font-serif);
}

/* ヘッダーアクション（LINE + SNS） */
.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-left: 20px;
}

.header-line-btn {
    background: var(--accent-champagne);
    color: #fff;
    padding: 10px 20px;
    border-radius: 24px;
    text-decoration: none;
    font-size: 0.85em;
    font-weight: 400;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.header-line-btn:hover {
    background: var(--accent-gold-light);
    transform: translateY(-1px);
    box-shadow: var(--shadow-gold-glow);
}

/* ヘッダーソーシャルリンク */
.header-social {
    display: flex;
    align-items: center;
    gap: 12px;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #bbb;
    transition: color 0.3s ease;
    padding: 4px;
}

.social-link:hover {
    color: #888;
}

.social-icon {
    width: 18px;
    height: 18px;
}

.social-icon-facebook {
    width: 15px;
    height: 15px;
}

/* ========== コンテナ ========== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 30px;
}

/* デスクトップは固定幅 */
@media (min-width: 768px) {
    .container {
        width: 1200px;
        max-width: none;
    }
}

/* ========== セクション共通 ========== */
section {
    padding: 120px 0;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 2em;
    font-weight: 400;
    text-align: center;
    margin-bottom: 60px;
    color: var(--text-charcoal);
    line-height: var(--line-height-heading);
    letter-spacing: 0.05em;
    position: relative;
    padding-top: 20px;
}

/* シャンパンゴールドの輝く線（上に配置） */
.section-title::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 1px;
    background: var(--accent-champagne);
    border-radius: 1px;
    box-shadow: 0 0 10px rgba(197, 160, 89, 0.3);
}

/* ========== 1. ファーストビュー ========== */
/* プロ仕様：動かさない。でも"空気をつくる" */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #fffafa;
    padding: 120px 30px 60px;
    position: relative;
    overflow: hidden;
}

/* 背景画像（アニメーション付き） */
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('assets/img/hero-background.webp');
    background-size: cover;
    background-position: center center;
    z-index: 0;
    animation: heroZoom 15s ease-in-out infinite alternate;
}

/* ゆっくりとしたズームアニメーション */
@keyframes heroZoom {
    0% {
        transform: scale(1);
    }

    100% {
        transform: scale(1.1);
    }
}

/* オーバーレイ（白い画像なので不要） */
.hero-overlay {
    display: none;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    position: relative;
    z-index: 2;
}

/* メインコピー：Noto Serif JP + 黄金比の行間 */
.hero-copy {
    font-family: "Noto Serif JP", serif;
    font-size: 2.2rem;
    line-height: 1.45;
    letter-spacing: 0.02em;
    font-weight: 400;
    color: #333;
    margin: 0 auto;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.8);
}

/* 1行ずつ、自然な間をもって表示 */
.hero-copy__line {
    display: block;
    opacity: 0;
    transform: translateY(15px);
    animation: fadeUp 1s ease-out forwards;
}

/* 各行に時間差を設定（自然な間） */
.hero-copy__line:nth-child(1) {
    animation-delay: 0.3s;
}

.hero-copy__line:nth-child(2) {
    animation-delay: 0.5s;
}

.hero-copy__line:nth-child(3) {
    animation-delay: 0.7s;
}

/* じわっと浮き上がるアニメーション */
@keyframes fadeUp {
    0% {
        opacity: 0;
        transform: translateY(15px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== 2. 共感セクション ========== */
.empathy {
    background: var(--bg-light-glow);
}

.empathy-text {
    max-width: 650px;
    margin: 0 auto;
    line-height: 2.2;
    text-align: center;
}

/* スクロールトリガー：1行ずつのフェードイン */
.empathy-line {
    display: inline-block;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.empathy-line.visible {
    opacity: 1;
    transform: translateY(0);
}

.empathy-text p {
    margin-bottom: 50px;
    font-size: 1.05em;
    color: #555;
}

.empathy-text p:last-child {
    margin-bottom: 0;
}

.empathy-closing {
    color: #d4869c;
    font-weight: 400;
    margin-top: 20px;
}

/* ========== 2. プロフィール抜粋（About preview） ========== */
/* プロ仕様：安心→共感→信頼の順番で情報を提示 */
.about {
    background: var(--bg-pure-white);
    padding: 120px 0;
}

.about .container {
    max-width: var(--content-width);
}

/* 英語ラベル：小さく上品に */
.about-label {
    text-align: center;
    font-size: 0.85em;
    color: var(--color-accent-gold);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 15px;
    font-weight: 400;
}

/* 名前：大きく堂々と */
.about-name {
    text-align: center;
    font-size: 2em;
    font-family: var(--font-serif);
    color: #222;
    letter-spacing: 0.15em;
    margin-bottom: 15px;
    font-weight: 500;
}

.about-subtitle {
    text-align: center;
    font-size: 0.9em;
    color: #b07586;
    letter-spacing: 0.1em;
    margin-bottom: 60px;
    font-weight: 400;
}

/* 常時表示：プロフィール入口（安心） */
.about-main {
    max-width: 520px;
    margin: 0 auto;
    text-align: center;
}

/* 写真を中央に配置（正円） */
.about-avatar {
    margin-bottom: 30px;
}

.avatar {
    width: 280px;
    height: 280px;
    margin: 0 auto;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: var(--shadow-gold-glow);
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 50% 35%;
    display: block;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: high-quality;
    transform: scale(1.0);
    transform-origin: center 40%;
}

/* 紹介文 */
.about-intro {
    margin-bottom: 30px;
}

.about-intro p {
    font-size: 1em;
    line-height: 2;
    color: var(--color-text-light);
}

/* 3項目の箇条書き */
.about-details {
    list-style: none;
    padding: 0;
    margin: 0 0 30px 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
    text-align: left;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.about-details li {
    font-size: 0.9em;
    color: var(--color-text-light);
    line-height: 1.8;
}

.about-details strong {
    color: var(--color-accent);
    font-weight: 400;
}

/* 姿勢の一言（プロ仕様：ミニマルな強調） */
.about-stance {
    position: relative;
    padding: 30px 0;
    margin: 35px 0;
    text-align: center;
}

.about-stance::before,
.about-stance::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--color-accent-gold) 50%, transparent 100%);
}

.about-stance::before {
    top: 0;
}

.about-stance::after {
    bottom: 0;
}

.about-stance p {
    font-size: 0.95em;
    color: var(--color-accent);
    line-height: 1.9;
    margin: 0;
    letter-spacing: 0.08em;
    font-weight: 400;
}

/* Instagram導線（サブ導線） */
.about-instagram {
    text-align: center;
    padding: 16px 0;
    margin: 20px 0;
}

.instagram-intro {
    font-size: 0.85em;
    color: #888;
    margin-bottom: 12px;
    line-height: 1.6;
}

.instagram-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #999;
    text-decoration: none;
    font-size: 0.85em;
    padding: 10px 16px;
    border: 1px solid #e5e5e5;
    border-radius: 24px;
    transition: all 0.3s ease;
    min-height: 44px;
}

.instagram-link:hover {
    color: #666;
    border-color: #ccc;
    background-color: #fafafa;
}

.instagram-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* 続きを読むボタン */
.about-cta {
    margin-top: 30px;
}

.btn-outline {
    display: inline-block;
    padding: 14px 40px;
    text-decoration: none;
    border-radius: 50px;
    font-size: 0.85em;
    font-weight: 400;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
    background-color: transparent;
    color: var(--accent-champagne);
    border: 1.5px solid var(--accent-champagne);
    cursor: pointer;
}

.btn-outline:hover {
    background: var(--bg-soft-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft-glow);
}

.btn-outline .arrow {
    display: inline-block;
    transition: transform 0.3s ease;
}

/* 折りたたみ展開：共感 → 納得 → 安心の順 */
.about-expanded {
    max-width: 600px;
    margin: 40px auto 0;
    padding-top: 40px;
    border-top: 1px solid #f0e4e8;
}

.about-expanded[hidden] {
    display: none;
}

/* 第二層：共感の入口（文章のみ） */
.about-journey-empathy {
    margin-bottom: 50px;
    text-align: left;
}

.about-journey-empathy p {
    font-size: 0.95em;
    line-height: 2;
    color: var(--color-text-light);
    margin-bottom: 20px;
}

.about-journey-question {
    font-style: italic;
    color: var(--color-accent);
    padding-left: 20px;
    border-left: 2px solid rgba(212, 134, 156, 0.3);
}

/* 第三層：変化と選択（文章のみ） */
.about-journey-transformation {
    margin-bottom: 50px;
    text-align: left;
}

.about-journey-transformation p {
    font-size: 0.95em;
    line-height: 2;
    color: var(--color-text-light);
    margin-bottom: 20px;
}

.about-journey-transformation p:last-child {
    margin-bottom: 0;
}

/* 安心の裏付け：資格・証明書（最後・控えめ） */
.about-credentials {
    padding-top: 40px;
    border-top: 1px solid #f5f5f5;
    text-align: center;
}

.credentials-title {
    font-size: 1em;
    font-weight: 400;
    color: #777;
    margin-bottom: 30px;
    letter-spacing: 0.05em;
    font-family: var(--font-sans);
}

.credential-items {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.credential-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.credential-label {
    font-size: 0.75em;
    color: var(--color-accent-gold);
    margin-top: 0;
    margin-bottom: 3px;
    letter-spacing: 0.05em;
    font-weight: 400;
}

.credential-text {
    font-size: 0.8em;
    color: #777;
    line-height: 1.6;
    text-align: center;
}

.nowrap {
    white-space: nowrap;
}

.credential-badge {
    height: 140px;
    width: auto;
    opacity: 0.85;
}

.credential-certificate {
    height: 140px;
    width: auto;
    max-width: 100%;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    opacity: 0.85;
    pointer-events: none;
    user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
}

/* ========== 3. 共感セクション ========== */

/* ========== 4. サービスの考え方 ========== */
/* 文字が主役、画像は空気を動かすため */
/* iOS対応：擬似要素で背景固定を実装 */
.philosophy {
    position: relative;
    background: var(--bg-soft-light);
    overflow: hidden;
    min-height: 600px;
}

/* 固定背景（iOS対応） */
.philosophy::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1441974231531-c6227db76b6e?w=1600&q=80');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    z-index: -2;
}

/* 白オーバーレイで画像を透明度3-6%相当に */
.philosophy::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(250, 250, 250, 0.96);
    pointer-events: none;
    z-index: -1;
}

.philosophy .container {
    position: relative;
    z-index: 1;
}

.philosophy-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.philosophy-item {
    text-align: center;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.philosophy-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.philosophy-item:nth-child(1) {
    transition-delay: 0s;
}

.philosophy-item:nth-child(2) {
    transition-delay: 0.2s;
}

.philosophy-item:nth-child(3) {
    transition-delay: 0.4s;
}

.philosophy-icon-svg {
    width: 36px;
    height: 36px;
    color: var(--color-accent-gold);
    margin: 0 auto 20px;
    display: block;
    opacity: 0.7;
}

.philosophy-item h3 {
    font-size: 1.2em;
    font-weight: 400;
    margin-bottom: 20px;
    color: #333;
    letter-spacing: 0.05em;
}

.philosophy-item p {
    color: #666;
    line-height: 2;
    font-size: 0.95em;
    text-align: left;
}

/* ========== 4.5. ご一緒した方の声（Testimonials） ========== */
/* 静かな信頼感を表現するデザイン */
.testimonials {
    background: var(--bg-soft-light);
    padding: 120px 0;
}

.testimonials-subtitle {
    text-align: center;
    font-size: 0.85em;
    color: var(--color-text-light);
    margin-bottom: 60px;
    font-weight: 300;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.testimonial-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    text-align: center;
    background: var(--bg-pure-white);
    padding: 50px 40px;
    border-radius: 20px;
    box-shadow: var(--shadow-soft-glow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-gold-glow);
}

/* 円形アバター */
.testimonial-avatar {
    width: 70px;
    height: 70px;
    margin-bottom: 8px;
    border-radius: 50%;
}

.avatar-image {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    object-position: center;
    box-shadow: var(--shadow-soft-glow);
    border: 2px solid var(--accent-soft-pink);
}

.testimonial-content {
    flex: 1;
    width: 100%;
}

.testimonial-title {
    font-size: 1.1em;
    font-weight: 600;
    color: #d4a5a5;
    margin-bottom: 24px;
    letter-spacing: 0.05em;
    font-family: var(--font-serif);
}

.testimonial-text {
    font-size: 0.95em;
    line-height: 1.9;
    color: var(--color-text-main);
    margin-bottom: 16px;
    font-style: normal;
    text-align: left;
}

.testimonial-author {
    font-size: 0.8em;
    color: #999;
    letter-spacing: 0.05em;
    line-height: 1.6;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid #f0f0f0;
    min-height: 2.6em;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

/* ========== 5. 提供内容 ========== */
.services {
    background-color: #ffffff;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 60px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.service-card {
    background-color: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    box-shadow: 0 8px 24px rgba(212, 134, 156, 0.15);
    transform: translateY(-6px);
}

.service-image-wrapper {
    width: 100%;
    height: 200px;
    position: relative;
    overflow: hidden;
    background-color: #f5f5f5;
    border-radius: 8px 8px 0 0;
}

.service-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(1.05);
}

.service-content {
    padding: 30px 25px;
    text-align: center;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.service-content h3 {
    font-size: 1.2em;
    font-weight: 400;
    color: #333;
    letter-spacing: 0.05em;
}

.service-subtitle {
    display: block;
    font-size: 0.7em;
    font-weight: 300;
    color: #888;
    margin-top: 8px;
    letter-spacing: 0.03em;
}

.service-duration {
    font-size: 0.85em;
    color: #d4869c;
    font-weight: 400;
    margin-bottom: 10px !important;
}

.service-content p {
    color: #666;
    line-height: 1.9;
    font-size: 0.95em;
    margin: 0;
}

.services-note {
    text-align: center;
    color: #999;
    font-size: 0.9em;
    line-height: 1.8;
    margin-top: 40px;
}

/* ========== 5.5. ブリッジセクション（核心メッセージ） ========== */
.bridge {
    background: var(--bg-pure-white);
    padding: 120px 0;
}

.bridge-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.bridge-quote {
    font-family: var(--font-serif);
    font-size: 1.4em;
    font-weight: 400;
    color: #d4869c;
    line-height: 1.8;
    margin-bottom: 60px;
    letter-spacing: 0.05em;
}

.bridge-text {
    font-size: 1em;
    line-height: 2.0;
    color: #666;
    max-width: 700px;
    margin: 0 auto;
}

/* ========== 6. オンラインコース（継続サポートの例） ========== */
.courses {
    background-color: #fafafa;
}

/* ヒーロー画像 */
.courses-hero-wrapper {
    max-width: 900px;
    margin: 0 auto 60px;
    position: relative;
}

.courses-hero-image {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: var(--shadow-card);
    filter: brightness(1.05);
}

.courses-hero-placeholder {
    display: none;
    width: 100%;
    aspect-ratio: 16 / 9;
    background-color: #f5f5f5;
    border: 2px dashed #d4869c;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
}

.courses-hero-placeholder span {
    font-size: 1em;
    color: #999;
}

.courses-intro {
    text-align: center;
    font-size: 1em;
    color: #666;
    line-height: 2;
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* コースカード */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 60px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.course-card {
    background: var(--bg-pure-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-soft-glow);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.course-card:hover {
    box-shadow: var(--shadow-gold-glow);
    transform: translateY(-6px);
}

.course-card:hover h3 {
    color: var(--accent-champagne);
}

.course-image-wrapper {
    width: 100%;
    height: 200px;
    position: relative;
    overflow: hidden;
    background-color: #f5f5f5;
    border-radius: 8px 8px 0 0;
}

.course-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(1.05);
}

.course-image-placeholder {
    display: none;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f0e4e8 0%, #fff5f8 100%);
    align-items: center;
    justify-content: center;
}

.course-image-placeholder span {
    font-size: 3em;
    color: #d4869c;
    font-weight: 300;
}

.course-content {
    padding: 30px 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.course-content h3 {
    font-size: 1.15em;
    font-weight: 400;
    color: #333;
    line-height: 1.5;
    letter-spacing: 0.05em;
    margin-bottom: 5px;
    transition: color 0.3s ease;
    min-height: 3.5em;
}

.course-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 15px;
    min-height: 4em;
    align-items: flex-start;
}

.course-tag {
    display: inline-block;
    font-size: 0.75em;
    color: #999;
    padding: 4px 12px;
    border: 1px solid #e5e5e5;
    border-radius: 4px;
    letter-spacing: 0.05em;
    background-color: transparent;
}

.course-duration {
    font-size: 0.85em;
    color: var(--color-accent-gold);
    font-weight: 400;
    margin: 0;
}

.course-tagline {
    font-size: 0.9em;
    color: #333;
    font-style: italic;
    line-height: 1.7;
    margin: 15px 0;
    padding: 15px;
    background-color: rgba(212, 134, 156, 0.05);
    border-left: 3px solid #d4869c;
    border-radius: 4px;
}

.course-description {
    font-size: 0.9em;
    color: #666;
    line-height: 1.9;
    margin: 0;
    flex: 1;
    text-align: left;
}

/* コースCTA */
.courses-cta {
    text-align: center;
    margin-top: 40px;
}

.courses-cta-text {
    font-size: 1em;
    color: #666;
    margin-bottom: 30px;
}

/* ========== 6.5. よくある質問セクション ========== */
.faq {
    background: var(--bg-soft-light);
    padding: 80px 0;
}

.faq-subtitle {
    text-align: center;
    font-size: 0.95em;
    color: #888;
    margin-top: 10px;
    margin-bottom: 50px;
}

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

.faq-item {
    background: var(--bg-pure-white);
    border-radius: 8px;
    margin-bottom: 16px;
    box-shadow: var(--shadow-soft-glow);
    transition: box-shadow 0.3s ease;
}

.faq-item:hover {
    box-shadow: var(--shadow-card);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px 28px;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: 'Noto Sans JP', sans-serif;
    transition: all 0.2s ease;
    outline: none;
}

.faq-question:focus {
    outline: none;
}

.faq-category-icon {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    color: var(--accent-champagne);
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.faq-question:hover .faq-category-icon {
    opacity: 1;
}

.faq-question:hover {
    background-color: #f9f9f9;
}

.faq-question[aria-expanded="true"] {
    background-color: #f5f5f5;
    border-left: 3px solid var(--accent-champagne);
    box-shadow: 0 0 20px rgba(197, 160, 89, 0.15);
}

.faq-question-text {
    flex: 1;
    font-size: 1.35em;
    font-weight: 500;
    color: var(--text-charcoal);
    line-height: 1.6;
}

.faq-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--accent-champagne);
    transition: transform 0.3s ease;
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 28px 24px 28px;
    border-top: 1px solid #f0f0f0;
}

.faq-answer[hidden] {
    display: none;
}

.faq-answer p {
    font-size: 0.95em;
    line-height: 1.8;
    color: #555;
    margin: 0;
    padding-top: 16px;
}

/* ========== 7. ストーリーセクション ========== */
/* 文字が主役、写真は「余白と呼吸」をつくる背景 */
/* 抽象・自然系：海・空・水平線 - 語らない強さ */
.story {
    position: relative;
    background: var(--bg-pure-white);
    background-image: url('https://images.unsplash.com/photo-1505142468610-359e7d316be0?w=1600&q=80&blur=20');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    padding: 120px 0;
}

/* 白オーバーレイで写真を透明度5-10%相当に薄くする */
.story::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.93);
    pointer-events: none;
    z-index: 0;
}

.story .container {
    position: relative;
    z-index: 1;
    max-width: 888px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 画像とテキストを横並びに（画像は右側） */
.story-wrapper {
    display: flex;
    flex-direction: row-reverse;
    gap: 60px;
    align-items: center;
}

.story-image {
    flex-shrink: 0;
    width: 350px;
}

.story-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.story-content {
    flex: 1;
    line-height: 1.8;
}

.story-content p {
    margin-bottom: 40px;
    font-size: 1.05em;
    color: #333;
    line-height: 1.8;
    letter-spacing: 0.08em;
}

.story-closing {
    color: #666;
    font-size: 0.95em;
    font-style: italic;
    margin-top: 15px;
}

/* ========== 6. CTA（行動導線） ========== */
.cta {
    background: linear-gradient(180deg, var(--bg-soft-light) 0%, var(--bg-pure-white) 100%);
    text-align: center;
}

.cta-title {
    font-size: 2em;
    font-weight: 300;
    color: #333;
    margin-bottom: 30px;
    letter-spacing: 0.05em;
}

.cta-description {
    font-size: 1.1em;
    color: #666;
    margin-bottom: 50px;
    line-height: 2;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 18px 50px;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1em;
    font-weight: 400;
    letter-spacing: 0.1em;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--accent-champagne);
    color: #ffffff;
    border-color: var(--accent-champagne);
}

.btn-line {
    padding: 20px 60px;
    font-size: 1.1em;
    box-shadow: var(--shadow-gold-glow);
}

.btn-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.btn-primary:hover {
    background: var(--accent-gold-light);
    border-color: var(--accent-gold-light);
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(197, 160, 89, 0.4);
}

.btn-secondary {
    background: var(--bg-pure-white);
    color: var(--accent-champagne);
    border-color: var(--accent-champagne);
}

.btn-secondary:hover {
    background: var(--bg-soft-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold-glow);
}

.cta-alternative {
    font-size: 0.9em;
    color: #888;
    margin-bottom: 20px;
}

.cta-email-link {
    color: #999;
    text-decoration: underline;
    text-decoration-color: rgba(153, 153, 153, 0.3);
    transition: all 0.3s ease;
}

.cta-email-link:hover {
    color: #666;
    text-decoration-color: rgba(102, 102, 102, 0.5);
}

.cta-note {
    color: #999;
    font-size: 0.85em;
    margin-top: 20px;
}

/* ========== 7. フッター ========== */
.footer {
    background-color: #fafafa;
    padding: 60px 30px;
    text-align: center;
}

.footer-logo {
    margin-bottom: 20px;
}

.footer-logo-image {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    opacity: 0.85;
}

.footer-name {
    font-size: 1.8em;
    font-weight: 400;
    color: #333;
    margin-bottom: 10px;
    letter-spacing: 0.12em;
    font-family: var(--font-serif);
}

.footer-tagline {
    font-size: 1.0em;
    color: #999;
    margin-bottom: 30px;
    letter-spacing: 0.08em;
    font-weight: 300;
}

.footer-social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin: 24px 0;
}

.footer-social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #ccc;
    transition: color 0.3s ease;
    padding: 8px;
}

.footer-social-link:hover {
    color: #999;
}

.footer-social-icon {
    width: 20px;
    height: 20px;
}

.footer-copyright {
    font-size: 0.8em;
    color: #bbb;
}

/* ========== 改行制御 ========== */
/* PC表示では sp-br を非表示 */
.sp-br {
    display: none;
}

/* SP表示では pc-br を非表示 */
.pc-br {
    display: inline;
}

/* PC表示では pc-inline を表示 */
.pc-inline {
    display: inline;
}

/* セクションサブタイトル（小さめ） - PC表示では通常サイズ */
.section-subtitle-sm {
    display: inline;
}

/* ========== レスポンシブ対応 ========== */
/* タブレット表示（769px〜1024px）: 受講生の声を2カラムに */
@media (max-width: 1024px) and (min-width: 769px) {
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
        max-width: 900px;
    }
}

@media (max-width: 768px) {

    /* SP表示では sp-br を表示、pc-br を非表示 */
    .sp-br {
        display: inline;
    }

    .pc-br {
        display: none;
    }

    /* SP表示では pc-inline を非表示 */
    .pc-inline {
        display: none;
    }

    /* SP表示ではセクションサブタイトルを小さめに */
    .section-subtitle-sm {
        display: block;
        font-size: 0.7em;
        font-weight: 400;
        margin-top: 0.5em;
        opacity: 0.9;
    }

    /* SP表示でbridge-text-lineに行間を追加 */
    .bridge-text-line {
        display: block;
        margin-bottom: 1.2em;
    }

    .bridge-text-line:last-child {
        margin-bottom: 0;
    }

    /* SP表示でbridge-quoteを左揃え */
    .bridge-quote {
        text-align: left;
    }

    /* 各行を初期状態で非表示 */
    .bridge-quote-line,
    .bridge-text-line {
        display: block;
        opacity: 0;
        transform: translateX(50px);
        transition: opacity 0.8s ease-out, transform 0.8s ease-out;
    }

    /* スクロールで画面に入ったときのアニメーション */
    .bridge-quote-line.is-visible,
    .bridge-text-line.is-visible {
        opacity: 1;
        transform: translateX(0);
    }

    /* SP表示でbridge-textも左揃え */
    .bridge-text {
        text-align: left;
    }

    body {
        font-size: 15px;
    }

    section {
        padding: 80px 0;
    }

    .section-title::before {
        width: 25px;
    }

    .container {
        padding: 0 20px;
    }

    .header-container {
        padding: 0 20px;
    }

    .header-nav {
        display: none;
    }

    .header-actions {
        display: none;
    }

    .logo-image {
        width: 32px;
        height: 32px;
    }

    .site-name {
        font-size: 0.9em;
        line-height: 1.3;
    }

    .hero {
        min-height: 80vh;
        padding: 100px 20px 40px;
    }

    /* モバイルではアニメーションを軽量化 -> WebP化により有効化 */
    .hero-background {
        /* animation: none; */
        background-position: center 30%;
    }

    .hero-overlay {
        background: rgba(255, 250, 250, 0.9);
    }

    .hero-copy {
        font-size: 1.6rem;
    }

    .section-title {
        font-size: 1.6em;
        margin-bottom: 40px;
    }

    /* Story section responsive */
    .story {
        padding: 56px 0;
        background-position: center 40%;
    }

    .story::before {
        background-color: rgba(255, 255, 255, 0.95);
    }

    .story-wrapper {
        flex-direction: column;
        gap: 30px;
    }

    .story-image {
        width: 100%;
        max-width: 300px;
    }

    .empathy-text p,
    .story-content p {
        font-size: 1em;
        margin-bottom: 30px;
    }

    /* About section responsive */
    .about {
        padding: var(--spacing-section-mobile) 0;
    }

    .about-label {
        font-size: 0.75em;
        letter-spacing: 0.18em;
    }

    .about-name {
        font-size: 1.6em;
        letter-spacing: 0.1em;
    }

    .about-subtitle {
        font-size: 0.85em;
        margin-bottom: 40px;
    }

    .about-main {
        padding: 0 20px;
    }

    .avatar {
        width: 220px;
        height: 220px;
    }

    .about-intro p {
        font-size: 0.95em;
    }

    .about-details {
        gap: 10px;
        max-width: 100%;
    }

    .about-details li {
        font-size: 0.85em;
    }

    .about-stance {
        padding: 25px 0;
        margin: 30px 0;
    }

    .about-stance::before,
    .about-stance::after {
        width: 30px;
    }

    .about-stance p {
        font-size: 0.88em;
    }

    .instagram-intro {
        font-size: 0.8em;
    }

    .instagram-link {
        font-size: 0.8em;
        padding: 10px 14px;
    }

    .instagram-icon {
        width: 16px;
        height: 16px;
    }

    .about-journey-empathy,
    .about-journey-transformation {
        margin-bottom: 40px;
    }

    .about-journey-empathy p,
    .about-journey-transformation p {
        font-size: 0.9em;
    }

    .credential-items {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .credential-badge {
        width: auto;
        height: 80px;
    }

    .credential-certificate {
        width: auto;
        height: 80px;
        max-width: 100%;
    }

    .credentials-label {
        font-size: 0.7em;
    }

    .philosophy-content {
        grid-template-columns: 1fr;
        gap: 80px;
    }

    .philosophy-icon-svg {
        width: 32px;
        height: 32px;
    }

    .philosophy-item h3 {
        font-size: 1.15em;
    }

    /* Philosophy section responsive */
    .philosophy {
        min-height: 500px;
    }

    .philosophy::before {
        background-position: center 40%;
    }

    .philosophy::after {
        background-color: rgba(250, 250, 250, 0.97);
    }

    /* Testimonials section responsive */
    .testimonials-subtitle {
        font-size: 0.8em;
        margin-bottom: 40px;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .testimonial-card {
        padding: 40px 30px;
        border-radius: 16px;
    }

    .testimonial-avatar {
        width: 65px;
        height: 65px;
    }

    .testimonial-text {
        font-size: 0.9em;
        line-height: 1.8;
    }

    .testimonial-title {
        font-size: 1.05em;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .service-image-wrapper {
        height: 180px;
    }

    .service-content {
        padding: 25px 20px;
    }

    /* Courses section responsive */
    .courses-hero-wrapper {
        margin-bottom: 40px;
    }

    .courses-intro {
        font-size: 0.95em;
        margin-bottom: 40px;
    }

    .courses-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .course-image-wrapper {
        height: 180px;
    }

    .course-content {
        padding: 25px 20px;
    }

    .course-content h3 {
        font-size: 1.1em;
        min-height: auto;
    }

    .cta-title {
        font-size: 1.3em;
    }

    .cta-description {
        font-size: 1em;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
        padding: 16px 40px;
    }

    .btn-line {
        padding: 18px 40px;
        font-size: 1em;
    }

    .cta-alternative {
        font-size: 0.85em;
    }

    /* FAQ responsive */
    .faq {
        padding: 60px 0;
    }

    .faq-subtitle {
        margin-bottom: 30px;
    }

    .faq-question {
        padding: 20px 20px;
        gap: 12px;
    }

    .faq-category-icon {
        width: 24px;
        height: 24px;
    }

    .faq-question-text {
        font-size: 0.95em;
    }

    .faq-answer {
        padding: 0 20px 20px 20px;
    }

    .faq-answer p {
        font-size: 0.9em;
    }

    .footer {
        padding: 40px 20px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5em;
    }

    .section-title {
        font-size: 1.4em;
    }

    .btn {
        padding: 14px 30px;
        font-size: 0.95em;
    }
}

/* ========== スムーススクロール ========== */
html {
    scroll-behavior: smooth;
}

/* ========== アニメーション用（オプション） ========== */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}