:root {
    --primary-color: #0A2647; /* ネイビー */
    --secondary-color: #144272; /* 薄いネイビー */
    --accent-color: #FFD700; /* ゴールド */
    --text-color: #333333;
    --light-color: #FFFFFF;
    --gray-color: #F5F5F5;
    --border-color: #E0E0E0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Montserrat', 'Lato', sans-serif;
}

body {
    color: var(--text-color);
    font-size: 16px;
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

h1 {
    font-size: 2.5rem;
    line-height: 1.2;
}

h2 {
    font-size: 2rem;
    margin-top: 3rem;
}

p {
    margin-bottom: 1rem;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--primary-color);
    border: 2px solid var(--accent-color);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--accent-color);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--light-color);
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

section {
    padding: 5rem 0;
}

.text-center {
    text-align: center;
}

/* CITについてセクション */
.about-cit {
    background-color: #f9f9f9;
    position: relative;
    overflow: hidden;
}

.about-cit::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, rgba(255, 215, 0, 0.05) 100%);
    z-index: 1;
}

.about-cit-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
}

.about-cit-header {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.accent-line {
    width: 80px;
    height: 3px;
    background-color: var(--accent-color);
    margin: 0 auto;
}

.about-cit-body {
    padding: 2rem;
    border-radius: 10px;
    background-color: var(--light-color);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.intro-text {
    font-size: 1.3rem;
    font-weight: 500;
    text-align: center;
    margin-bottom: 2rem;
}

.highlight {
    color: var(--primary-color);
    font-weight: 700;
    position: relative;
    display: inline-block;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--accent-color);
}

.benefit-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 1.5rem;
    margin: 2.5rem 0;
}

.benefit-card {
    flex: 1;
    min-width: 250px;
    padding: 1.5rem;
    border-radius: 8px;
    background-color: rgba(10, 38, 71, 0.03);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
}

.benefit-icon {
    font-size: 1.8rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.closing-text {
    font-size: 1.2rem;
    font-weight: 500;
    text-align: center;
    margin-top: 2rem;
    padding: 1rem;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

/* 悩みセクション */
.problems {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--light-color);
    position: relative;
    overflow: hidden;
    padding: 5rem 0;
}

.problems h2 {
    color: var(--light-color);
    margin-bottom: 3rem;
}

.problems::before {
    content: '';
    position: absolute;
    top: -50px;
    left: -50px;
    width: 200px;
    height: 200px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.problems::after {
    content: '';
    position: absolute;
    bottom: -70px;
    right: -70px;
    width: 250px;
    height: 250px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.problems-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
    z-index: 2;
}

.problem-item {
    flex: 1;
    min-width: 220px;
    max-width: 280px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 2rem 1.5rem;
    text-align: center;
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.problem-item:hover {
    transform: translateY(-10px);
    background-color: rgba(255, 255, 255, 0.15);
}

.problem-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.problem-item p {
    font-size: 1.1rem;
    font-weight: 500;
}

.problems-cta {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    z-index: 2;
}

.solution-heading {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.problems-cta p {
    font-size: 1.3rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.arrow-down {
    margin: 1.5rem 0;
    animation: bounce 2s infinite;
}

.arrow-down i {
    font-size: 2rem;
    color: var(--accent-color);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-20px);
    }
    60% {
        transform: translateY(-10px);
    }
}

.problems-cta .btn {
    background-color: var(--light-color);
    color: var(--primary-color);
    border: 2px solid var(--light-color);
    font-weight: 600;
}

/* シンプル化したカリキュラムのスタイル */
.curriculum-simple {
    background-color: var(--gray-color);
    padding: 5rem 0;
}

.curriculum-intro {
    max-width: 800px;
    margin: 0 auto 2rem;
    font-size: 1.1rem;
}

.curriculum-tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 2.5rem;
}

.curriculum-tab {
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.8rem 2rem;
    margin: 0 0.5rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.curriculum-tab.active {
    background-color: var(--primary-color);
    color: var(--light-color);
}

.curriculum-section {
    background-color: var(--light-color);
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.curriculum-category {
    color: var(--primary-color);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.session-count {
    font-size: 1rem;
    background-color: var(--accent-color);
    color: var(--primary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-weight: 500;
}

.curriculum-items {
    display: grid;
    gap: 1rem;
}

.curriculum-item {
    display: flex;
    align-items: baseline;
    border-left: 3px solid var(--primary-color);
    padding: 0.5rem 0 0.5rem 1rem;
    transition: transform 0.3s ease;
}

.curriculum-item:hover {
    transform: translateX(5px);
    background-color: rgba(10, 38, 71, 0.03);
}

.session-number {
    background-color: var(--primary-color);
    color: var(--light-color);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.9rem;
    margin-right: 1rem;
    font-weight: 600;
}

/* モバイル対応 */
@media (max-width: 768px) {
    .curriculum-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .curriculum-tab {
        margin: 0.5rem 0;
        width: 80%;
    }
    
    .curriculum-category {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .session-count {
        margin-top: 0.5rem;
    }
    
    .curriculum-item {
        flex-direction: column;
    }
    
    .session-number {
        margin-bottom: 0.5rem;
    }
}

/* ヘッダー */
header {
    background-color: var(--light-color);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    height: auto; /* 高さを自動に */
    padding-top: 0; /* パディングをリセット */
}

/* iPhoneのノッチ対応 */
@supports (padding-top: env(safe-area-inset-top)) {
    header {
        padding-top: 0; /* リセット */
    }
    
    .header-container {
        padding-top: env(safe-area-inset-top); /* ヘッダーコンテナにパディングを追加 */
    }
}

.header-container {
    display: flex;
    align-items: center; /* 縦方向の中央揃え */
    justify-content: flex-start; /* 左揃えに変更 */
    padding: 1rem 2rem; /* ヘッダーの内側余白を調整 */
}

.logo {
    display: flex;
    align-items: center; /* 縦方向の中央揃え */
    gap: 0.5rem; /* ロゴとテキストの間に余白を追加 */
    margin-right: 2rem; /* ナビゲーションとの間に余白を追加 */
}

.logo img {
    height: 40px; /* ロゴの高さを調整 */
    width: auto; /* アスペクト比を維持 */
}

.logo h1 {
    font-size: 1.5rem; /* テキストのサイズを調整 */
    font-weight: bold; /* 太字にする */
    margin: 0; /* 余白をリセット */
    white-space: nowrap; /* テキストの折り返しを防止 */
}

nav {
    flex: 1 1 auto;
    display: flex;
    justify-content: center;
    margin-left: 0; /* 左マージンを0に */
}

nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    flex-wrap: nowrap;
    justify-content: center;
}

nav ul li {
    margin: 0 0.8rem; /* 左右の余白を調整 */
    white-space: nowrap;
}

nav ul li a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 600;
    transition: color 0.3s ease;
    padding: 0.5rem 0.3rem;
    display: block;
}

.cta-header {
    flex: 0 0 auto;
    margin-left: auto;
}

/* レスポンシブ対応 */
@media (max-width: 992px) {
    .header-container {
        flex-wrap: wrap;
    }
    
    nav {
        order: 3; /* モバイル時にナビゲーションを下に移動 */
        width: 100%;
        margin-top: 1rem;
    }
    
    nav ul {
        flex-direction: column;
        width: 100%;
    }
    
    nav ul.show {
        display: flex;
    }
    
    nav ul li {
        margin: 0;
        text-align: center;
        border-bottom: 1px solid var(--border-color);
    }
    
    .menu-toggle {
        display: block;
        order: 2;
    }
    
    .logo {
        order: 1;
    }
    
    .cta-header {
        order: 4;
        margin: 1rem auto 0;
    }
}

/* ハンバーガーメニュー */
.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-color);
}

/* ヒーローセクションのタイポグラフィ改善 */
.hero {
    padding: 8rem 0 5rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--light-color);
    position: relative;
    overflow: hidden;
    margin-top: 60px; /* ヘッダーの高さ分を追加 */
}

.hero::after,
.hero::before {
    content: '';
    position: absolute;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    z-index: 1;
}

.hero::after {
    bottom: -5rem;
    right: -5rem;
    width: 20rem;
    height: 20rem;
}

.hero::before {
    top: -3rem;
    left: -3rem;
    width: 15rem;
    height: 15rem;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
}

.hero-text {
    flex: 1;
    padding-right: 2rem;
}

/* 新しいタイポグラフィスタイル */
.hero h1 {
    color: var(--light-color);
    margin-bottom: 1.5rem;
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.5px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    position: relative;
}

.hero h1::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--accent-color);
    margin-top: 1rem;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.5;
    position: relative;
    padding-left: 1rem;
    border-left: 3px solid var(--accent-color);
}

.hero-highlight {
    color: var(--accent-color);
    font-weight: 700;
}

/* CTAボタンの改善 */
.hero-cta {
    margin-top: 2.5rem;
    display: flex;
    align-items: center;
}

.hero-btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.hero-btn-primary {
    background-color: var(--accent-color);
    color: var(--primary-color);
    border: 2px solid var(--accent-color);
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.3);
}

.hero-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.4);
}

.hero-btn-primary::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 150%;
    height: 150%;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(0);
    transition: transform 0.5s ease-out;
    z-index: -1;
}

.hero-btn-primary:hover::after {
    transform: translate(-50%, -50%) scale(1);
}

/* レスポンシブ対応 */
@media (max-width: 992px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.3rem;
    }
}

@media (max-width: 768px) {
    .hero-text {
        flex: 100%;
        padding-right: 0;
        margin-bottom: 3rem;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
}

/* スライドショー */
.slideshow-container {
    position: relative;
    max-width: 600px;
    width: 100%;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.slide {
    display: none;
    width: 100%;
}

.slide-image {
    width: 100%;
    height: auto;
    border: 5px solid var(--light-color);
    border-radius: 5px;
    display: block;
}

.slide-caption {
    position: absolute;
    bottom: 0;
    width: 100%;
    background-color: rgba(10, 38, 71, 0.7);
    color: var(--light-color);
    text-align: center;
    padding: 12px;
    font-weight: 500;
}

/* スライドショーナビゲーション */
.prev, .next {
    cursor: pointer;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: auto;
    padding: 16px;
    color: var(--light-color);
    font-weight: bold;
    font-size: 1.5rem;
    transition: 0.6s ease;
    border-radius: 0 3px 3px 0;
    user-select: none;
    background-color: rgba(10, 38, 71, 0.3);
}

.next {
    right: 0;
    border-radius: 3px 0 0 3px;
}

.prev:hover, .next:hover {
    background-color: rgba(10, 38, 71, 0.8);
}

/* ドットインジケーター */
.dots-container {
    text-align: center;
    margin-top: 1rem;
}

.dot {
    cursor: pointer;
    height: 12px;
    width: 12px;
    margin: 0 5px;
    background-color: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    display: inline-block;
    transition: background-color 0.6s ease;
}

.active-dot, .dot:hover {
    background-color: var(--light-color);
}

/* フェードアニメーション */
.fade {
    animation-name: fade;
    animation-duration: 1.5s;
}

@keyframes fade {
    from {opacity: .4} 
    to {opacity: 1}
}

.price-tag {
    background-color: var(--accent-color);
    color: var(--primary-color);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.2rem;
    position: absolute;
    bottom: 60px;  /* 修正: スライドキャプションと重ならないよう上方に移動 */
    right: 10px;   /* 修正: 右端から少し内側に配置 */
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    z-index: 5;    /* 修正: より高いz-indexで前面に表示 */
}

.slide-caption {
    position: absolute;
    bottom: 0;
    width: 100%;
    background-color: rgba(10, 38, 71, 0.7);
    color: var(--light-color);
    text-align: center;
    padding: 12px;
    font-weight: 500;
    z-index: 4;    /* 修正: スライドキャプションのz-indexを設定 */
}

/* 特徴セクション */
.features {
    background-color: var(--light-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    padding: 2rem;
    border-radius: 10px;
    background-color: var(--gray-color);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

/* 講師紹介セクション */
.instructors {
    background-color: var(--gray-color);
}

.instructors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.instructor-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.instructor-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.instructor-info {
    padding: 1.5rem;
}

.instructor-info h3 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

.instructor-title {
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: 1rem;
    display: block;
}

/* 受講の流れセクション */
.process {
    background-color: var(--light-color);
}

.process-steps {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 3rem;
    position: relative;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 3rem;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--border-color);
    z-index: 1;
}

.process-step {
    width: 22%;
    text-align: center;
    position: relative;
    z-index: 2;
}

.step-number {
    width: 5rem;
    height: 5rem;
    background-color: var(--primary-color);
    color: var(--light-color);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.process-step h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

/* 料金と申し込みセクション */
.pricing {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--light-color);
}

.pricing h2 {
    color: var(--light-color);
}

.pricing-card {
    background-color: var(--light-color);
    border-radius: 10px;
    padding: 3rem;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    max-width: 600px;
    margin: 3rem auto 0;
    text-align: center;
}

.pricing-title {
    color: var (--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.pricing-price {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.pricing-feature {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.pricing-button {
    margin-top: 2rem;
}

/* 申し込みフォーム */
.application-form-container {
    margin-top: 3rem;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
}

.application-form-container h4 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    text-align: center;
}

.application-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--primary-color);
}

.required {
    color: #e74c3c;
    margin-left: 0.25rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-privacy {
    display: flex;
    align-items: center;
}

.form-privacy input {
    width: auto;
    margin-right: 0.5rem;
}

.form-privacy label {
    margin-bottom: 0;
}

.recaptcha-container {
    margin: 2rem 0;
    text-align: center;
}

.recaptcha-note {
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: #666;
}

.form-submit {
    text-align: center;
    margin-top: 2rem;
}

.form-note {
    margin-top: 2rem;
    padding: 1.5rem;
    background-color: rgba(10, 38, 71, 0.05);
    border-radius: 5px;
}

.form-note p {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.form-note a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.form-note a:hover {
    text-decoration: underline;
}

/* FAQセクション */
.faq {
    background-color: var(--gray-color);
    padding: 5rem 0;
}

.faq-list {
    margin-top: 3rem;
}

.faq-item {
    background-color: var(--light-color);
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: box-shadow 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.faq-question {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.faq-question i {
    transition: transform 0.3s ease;
}

.faq-answer {
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    display: none;
    line-height: 1.6;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-item.active .faq-answer {
    display: block;
}

/* ブログセクション */
.blog {
    background-color: var(--light-color);
    padding: 5rem 0;
}

.blog-intro {
    max-width: 800px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
}

.blog-posts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.blog-post {
    background-color: var(--gray-color);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.blog-post:hover {
    transform: translateY(-10px);
}

.blog-post-image {
    height: 200px;
    overflow: hidden;
}

.blog-post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.blog-post:hover .blog-post-image img {
    transform: scale(1.05);
}

.blog-post-content {
    padding: 1.5rem;
}

.blog-post-content h3 {
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
    line-height: 1.4;
}

.blog-post-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: #666;
}

.blog-post-author i, .blog-post-date i {
    margin-right: 0.3rem;
}

.blog-post-excerpt {
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.6;
}

.blog-post-link {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    transition: color 0.3s ease;
}

.blog-post-link:hover {
    color: var(--secondary-color);
}

.blog-post-link i {
    font-size: 0.8rem;
    margin-left: 0.3rem;
}

.blog-more {
    text-align: center;
    margin-top: 3rem;
}

/* フッター */
footer {
    background-color: var(--primary-color);
    color: var(--light-color);
    padding: 3rem 0;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.footer-logo {
    flex: 1;
    min-width: 250px;
    margin-bottom: 2rem;
}

.footer-logo img {
    height: 40px;
    margin-bottom: 1rem;
}

.footer-nav {
    flex: 1;
    min-width: 250px;
    margin-bottom: 2rem;
}

.footer-nav h3 {
    color: var(--light-color);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-nav ul {
    list-style: none;
}

.footer-nav ul li {
    margin-bottom: 0.5rem;
}

/* 料金プランセクション */
.pricing {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--light-color);
    padding: 5rem 0;
}

.pricing h2 {
    color: var(--light-color);
}

.pricing-card {
    background-color: var(--light-color);
    border-radius: 10px;
    padding: 3rem;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    max-width: 600px;
    margin: 3rem auto 0;
    text-align: center;
}

.pricing-button {
    margin-top: 2rem;
}

/* 申し込みフォームセクション */
.application {
    background-color: var(--gray-color);
    padding: 5rem 0;
}

.application-card {
    background-color: var(--light-color);
    border-radius: 10px;
    padding: 3rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    max-width: 600px;
    margin: 3rem auto 0;
}

.application h4 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    text-align: center;
}

/* 講師紹介セクションのスタイル */
.instructors {
    background-color: var(--gray-color);
    padding: 5rem 0;
}

.instructors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.instructor-card {
    display: flex;
    flex-direction: column;
    background-color: var(--light-color);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    margin-bottom: 3rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.instructor-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.instructor-image-container {
    width: 100%;
    padding: 1.5rem;
}

.instructor-image {
    width: 100%;
    max-width: 350px;
    height: 350px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    margin: 0 auto;
    display: block;
}

.instructor-info {
    padding: 0 1.5rem 1.5rem;
}

.instructor-name {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.instructor-title {
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: 1rem;
    display: block;
}

.instructor-achievements {
    margin: 1.5rem 0;
    padding-left: 0;
    background-color: var(--gray-color);
    border-radius: 8px;
    padding: 1.5rem;
}

.instructor-achievements li {
    margin-bottom: 0.8rem;
    list-style-type: none;
    display: flex;
    align-items: flex-start;
    font-weight: 600;
    color: var(--primary-color);
    line-height: 1.4;  /* 行間を調整 */
    flex-wrap: nowrap;  /* 全体的に折り返し防止 */
    padding-right: 8px;  /* この行を新たに追加 */
}

.achievement-content {
    flex: 1;  /* flexboxの残りのスペースをすべて埋める */
    display: inline-block;  /* インラインブロック要素として表示 */
    line-height: 1.4;  /* 行の高さを調整 */
}

.instructor-achievements li strong {
    white-space: nowrap;  /* 数字と単位が分離しないように */
    display: inline-block;
}

.check-mark {
    color: var(--accent-color);
    margin-right: 8px;
    font-weight: bold;
    flex-shrink: 0;  /* チェックマークが縮小しないように */
}

/* 大画面向けのレイアウト */
@media (min-width: 992px) {
    .instructor-card {
        flex-direction: row;
        align-items: flex-start;
    }
    
    .instructor-image-container {
        width: 40%;
        padding: 1.5rem;
    }
    
    .instructor-info {
        width: 60%;
        padding: 1.5rem;
    }
    
    .instructor-image {
        height: 100%;
        max-height: 400px;
    }
}

/* モバイル向けの調整 */
@media (max-width: 768px) {
    .instructor-image {
        height: 300px;
    }
    
    .instructor-name {
        font-size: 1.5rem;
    }
    
    .instructor-achievements {
        padding: 1rem;
    }
}

/* ヒーローセクションの幅を固定 */
.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.hero-text {
    flex: 1;
    max-width: 50%;
    padding-right: 2rem;
}

.hero-image {
    width: 50%;
    max-width: 600px;
    position: relative;
    height: 400px; /* 高さを固定 */
    overflow: hidden;
}

.slideshow-container {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.slide {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.slide-image {
    width: 100%;
    height: 100%;
    object-fit: cover; /* 画像を適切にトリミングしてカバー */
    display: block;
}

/* 特徴セクションの強化スタイル */
.features {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4ecfb 100%);
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.features::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.1) 0%, rgba(255, 215, 0, 0.02) 70%);
    top: -150px;
    right: -100px;
    z-index: 1;
}

.features h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
    padding-bottom: 0.5rem;
}

.features h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
    position: relative;
    z-index: 2;
}

.feature-card {
    background-color: white;
    border-radius: 15px;
    padding: 2.5rem 1.5rem;
    text-align: center;
    transition: all 0.4s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(230, 230, 230, 0.7);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.feature-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 90px;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background-color: rgba(10, 38, 71, 0.08);
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
    background-color: var(--primary-color);
}

.feature-icon i {
    font-size: 2.8rem;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon i {
    color: var(--light-color);
}

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
    position: relative;
    padding-bottom: 0.8rem;
}

.feature-card h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background-color: var(--accent-color);
    border-radius: 1.5px;
}

.feature-card p {
    color: #555;
    line-height: 1.7;
    margin-bottom: 0;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .features-grid {
        gap: 1.5rem;
    }
    
    .feature-card {
        padding: 2rem 1.2rem;
    }
    
    .feature-icon {
        width: 70px;
        height: 70px;
    }
    
    .feature-icon i {
        font-size: 2.2rem;
    }
}

/* 各カードに個別の色を設定 */
.feature-card:nth-child(1)::before {
    background: linear-gradient(90deg, #0A2647, #144272);
}

.feature-card:nth-child(2)::before {
    background: linear-gradient(90deg, #FFD700, #FFA500);
}

.feature-card:nth-child(3)::before {
    background: linear-gradient(90deg, #2E8B57, #3CB371);
}

.feature-card:nth-child(4)::before {
    background: linear-gradient(90deg, #8A2BE2, #9370DB);
}

/* 受講の流れセクション強化スタイル */
.process {
    background: linear-gradient(135deg, #f9f9f9 0%, #f0f4fa 100%);
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.process::before,
.process::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    z-index: 1;
}

.process::before {
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(10, 38, 71, 0.05) 0%, rgba(10, 38, 71, 0.01) 70%);
    left: -100px;
    top: -50px;
}

.process::after {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.05) 0%, rgba(255, 215, 0, 0.01) 70%);
    right: -150px;
    bottom: -100px;
}

.process h2 {
    font-size: 2.5rem;
    margin-bottom: 3.5rem;
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
}

.process h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.process-steps {
    position: relative;
    z-index: 2;
    max-width: 1000px;
    margin: 0 auto;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 3rem;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, 
        var(--accent-color) 0%, 
        #4FB0AE 33%, 
        #5D9CEC 66%, 
        var(--primary-color) 100%);
    z-index: 1;
    border-radius: 1.5px;
}

.process-step {
    background-color: white;
    border-radius: 15px;
    padding: 2rem 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.07);
    position: relative;
    z-index: 2;
    width: 22%;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(230, 230, 230, 0.7);
}

.process-step:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.step-number {
    width: 6rem;
    height: 6rem;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    font-weight: 700;
    margin: -3rem auto 1.5rem;
    position: relative;
    z-index: 3;
    background: white;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border: 3px solid;
    transition: all 0.3s ease;
}

/* 各ステップの色をグラデーションで変化 */
.process-step:nth-child(1) .step-number {
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.process-step:nth-child(2) .step-number {
    color: #4FB0AE;
    border-color: #4FB0AE;
}

.process-step:nth-child(3) .step-number {
    color: #5D9CEC;
    border-color: #5D9CEC;
}

.process-step:nth-child(4) .step-number {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.process-step:hover .step-number {
    color: white;
}

.process-step:nth-child(1):hover .step-number {
    background-color: var(--accent-color);
}

.process-step:nth-child(2):hover .step-number {
    background-color: #4FB0AE;
}

.process-step:nth-child(3):hover .step-number {
    background-color: #5D9CEC;
}

.process-step:nth-child(4):hover .step-number {
    background-color: var(--primary-color);
}

.process-step h3 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.process-step:hover h3 {
    color: var(--accent-color);
}

.process-step p {
    color: #555;
    line-height: 1.6;
}

/* 矢印アイコンを追加 */
.process-step::after {
    content: '\f054';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    right: -12%;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: var(--primary-color);
    opacity: 0.4;
}

.process-step:last-child::after {
    display: none;
}

/* レスポンシブ対応 */
@media (max-width: 992px) {
    .process-steps::before {
        display: none;
    }
    
    .process-step {
        width: 45%;
        margin-bottom: 4rem;
    }
    
    .process-step::after {
        right: auto;
        top: auto;
        bottom: -2.5rem;
        left: 50%;
        transform: translateX(-50%) rotate(90deg);
    }
    
    .process-steps {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }
}

@media (max-width: 768px) {
    .process-step {
        width: 100%;
        margin-bottom: 4rem;
    }
    
    .process-step:last-child {
        margin-bottom: 0;
    }
}

/* モバイル対応の強化 - 追加CSS */

/* モバイルメニューのスタイル改善 */
@media (max-width: 992px) {
    .menu-toggle {
        display: block;
    }
    
    nav ul {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--light-color);
        flex-direction: column;
        padding: 0;
        margin: 0;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        z-index: 1000;
    }
    
    nav ul.show {
        display: flex;
    }
    
    nav ul li {
        margin: 0;
        text-align: center;
        border-bottom: 1px solid var(--border-color);
    }
    
    nav ul li a {
        display: block;
        padding: 1rem 0;
    }
    
    .cta-header {
        display: none;
    }
}

/* ヒーローセクションのモバイル最適化 */
@media (max-width:768px){

    /* 固定ヘッダーの高さ（ロゴ + バー分）*/
    :root{ --header-h:64px; }
  
    .hero{
      /* 下側 5rem の余白は残しつつ、上方向はゼロに */
      padding: 2rem 0 5rem;
      /* ↓ ここを“5rem”固定ではなくヘッダーの高さで上書き */
      padding-top: calc(var(--header-h) + 1.5rem);
    }
  
    /* iPhone ノッチに合わせる（対応ブラウザだけ有効）*/
    @supports(padding:env(safe-area-inset-top)){
      .hero{
        padding-top:calc(
          var(--header-h) + env(safe-area-inset-top) + 1.5rem
        );
      }
    }
  
    /* ↓ 既存のレイアウト調整はそのまま残して OK */
    .hero-content{ flex-direction:column; }
    .hero-text{
      flex:100%; padding-right:0; text-align:center; margin-bottom:2rem;
      max-width:100%; display:block; visibility:visible; opacity:1;
    }
    .hero h1{
      font-size:1.8rem; margin-bottom:1rem;
      white-space:normal; overflow:visible;
    }
    .hero h1::after{ margin:1rem auto 0; }
    .hero-subtitle{
      font-size:1.1rem; padding-left:0; border-left:none;
      padding-top:.5rem; border-top:2px solid var(--accent-color);
      display:block; white-space:normal;
    }
    .hero-image{ width:100%; height:300px; margin-top:2rem; }
    .hero-cta{ justify-content:center; }
  }

/* 受講の流れセクションのモバイル対応 */
@media (max-width: 768px) {
    .process-steps {
        flex-direction: column;
    }
    
    .process-step {
        width: 100%;
        margin-bottom: 3rem;
        max-width: 320px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .process-step::after {
        content: '\f078'; /* 下向き矢印 */
        right: auto;
        top: auto;
        bottom: -2rem;
        left: 50%;
        transform: translateX(-50%);
    }
}

/* カリキュラムセクションのモバイル対応 */
@media (max-width: 576px) {
    .curriculum-tab {
        width: 100%;
        margin: 0.3rem 0;
        padding: 0.7rem 1rem;
        font-size: 0.9rem;
    }
    
    .curriculum-section {
        padding: 1rem;
    }
    
    .curriculum-category {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .session-count {
        margin-top: 0.5rem;
        align-self: flex-start;
    }
    
    .curriculum-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .session-number {
        margin-bottom: 0.5rem;
        margin-right: 0;
    }
}

/* 講師紹介セクションのモバイル対応 */
@media (max-width: 768px) {
    .instructor-card {
        flex-direction: column;
    }
    
    .instructor-image-container {
        width: 100%;
    }
    
    .instructor-image {
        height: 250px;
    }
    
    .instructor-info {
        width: 100%;
        padding: 1rem;
    }
    
    .instructor-achievements {
        padding: 1rem;
    }
    
    .instructor-achievements li {
        font-size: 0.9rem;
        display: flex;
        flex-wrap: nowrap;  /* 折り返し防止 */
        align-items: flex-start;
        margin-bottom: 0.8rem;
    }
    
    .check-mark {
        flex-shrink: 0;  /* チェックマークが縮小しないように */
        margin-right: 8px;
        margin-top: 0.1rem;
    }

    .instructor-achievements li {
        font-size: 0.9rem;
    }
}

/* 料金プランのモバイル対応 */
@media (max-width: 576px) {
    .pricing-card {
        padding: 1.5rem;
    }
    
    .pricing-title {
        font-size: 1.3rem;
    }
    
    .pricing-price {
        font-size: 2.5rem;
    }
}

/* 申し込みフォームのモバイル対応 */
@media (max-width: 576px) {
    .application-card {
        padding: 1.5rem;
    }
    
    .form-group label {
        font-size: 0.9rem;
    }
    
    .form-privacy label {
        font-size: 0.8rem;
    }
    
    .recaptcha-container {
        transform: scale(0.8);
        transform-origin: left center;
    }
}

/* FAQセクションのモバイル対応 */
@media (max-width: 576px) {
    .faq-item {
        padding: 1rem;
    }
    
    .faq-question {
        font-size: 1rem;
    }
    
    .faq-answer {
        font-size: 0.9rem;
    }
}

/* タッチデバイス向けの改善 */
@media (hover: none) {
    /* ホバーエフェクトの代替 */
    .feature-card, 
    .process-step, 
    .instructor-card, 
    .curriculum-item {
        transition: none;
    }
    
    .feature-card:hover, 
    .process-step:hover, 
    .instructor-card:hover {
        transform: none;
    }
    
    /* タッチしやすくするための調整 */
    .dot, 
    .prev, 
    .next, 
    .faq-question {
        padding: 0.5rem;
    }
    
    nav ul li a, 
    .btn {
        padding: 0.8rem 1.5rem;
    }
}

/* iPhoneのノッチ対応 */
@supports (padding-top: env(safe-area-inset-top)) {
    header {
        padding-top: var(--safe-area-inset-top);
    }
    
    nav ul.show {
        padding-bottom: env(safe-area-inset-bottom);
    }
}

/* スクロールを滑らかにする */
html {
    scroll-behavior: smooth;
}

/* 画像の遅延読み込みのスケルトンスタイル */
.lazy-image {
    background-color: #f0f0f0;
    position: relative;
    overflow: hidden;
}

.lazy-image::before {
    content: '';
    display: block;
    position: absolute;
    left: -150px;
    top: 0;
    height: 100%;
    width: 150px;
    background: linear-gradient(to right, transparent 0%, rgba(255, 255, 255, 0.6) 50%, transparent 100%);
    animation: loading-animation 1.5s infinite;
}

@keyframes loading-animation {
    from {
        left: -150px;
    }
    to {
        left: 100%;
    }
}

/* モバイル対応の強化 - 追加CSS */
@media (max-width: 768px) {
    .hero {
        padding-top: 40px; /* 一旦パディングをリセット */
        margin-top: 60px; /* ヘッダーの高さ分だけマージンを設定 */
    }
    
    .header-container {
        padding-top: env(safe-area-inset-top); /* これは残す */
    }
}

/* フッターセクション */
footer {
    background-color: #f5f5f5;
    padding: 1.5rem 0;
    border-top: 1px solid var(--border-color);
    margin-top: 3rem;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.footer-links {
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    padding: 0.5rem 1rem;
}

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

.copyright {
    font-size: 0.9rem;
    color: #666;
    margin: 0;
}

/* PC・モバイル共通で適用されるようにする */
a.logo {
    text-decoration: none !important;
    color: inherit !important;
  }

/* モバイル対応（改善版） */
@media (max-width: 768px) {
    .header-container {
      display: flex;
      justify-content: space-between; /* ロゴとメニューを左右に */
      align-items: center;             /* 縦中央揃え */
      padding: 0.8rem 1.2rem;
      position: relative;
    }
  
    .logo {
        display: flex;
        align-items: center;
    }
    
    .logo img {
        height: 32px;  /* ロゴ画像の高さ */
        margin-right: 8px;  /* 画像と文字の間隔 */
    }
    
    .logo h1 {
        font-size: 1rem;  /* 1.2rem → 1rem */
        margin: 0;
    }
    
    
    .menu-toggle {
      font-size: 1.5rem;
      cursor: pointer;
      color: var(--primary-color);
      position: absolute;
      right: 15px;
      top: 50%;
      transform: translateY(-50%);
    }
  }
  
  /* 開講日程セクションのスタイル */
.course-schedule {
    background-color: var(--gray-color);
    padding: 5rem 0;
    position: relative;
}

.schedule-container {
    max-width: 900px;
    margin: 2rem auto 0;
}

.schedule-intro {
    text-align: center;
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.schedule-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: stretch; /* ← これを追加！ */
    gap: 2rem;
    margin-bottom: 2rem;
    .schedule-body {
        flex-grow: 1;
      }
  }
  
  .schedule-card {
    background-color: var(--light-color);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    flex: 0 1 calc(33.333% - 2rem);  /* ←3列表示にする */
    box-sizing: border-box;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
  }

.schedule-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.schedule-header {
    background-color: var(--primary-color);
    color: var(--light-color);
    padding: 1rem;
    text-align: center;
    font-size: 1.3rem;
    font-weight: 700;
}

.schedule-day {
    display: inline-block;
    position: relative;
}

.schedule-day::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--accent-color);
}

.schedule-body {
    padding: 1.5rem;
}

.schedule-date, .schedule-time {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
}

.schedule-date i, .schedule-time i {
    color: var(--accent-color);
    margin-right: 10px;
    font-size: 1.2rem;
}

.sold-out {
    color: #E74C3C;
    font-weight: bold;
    font-size: 1.1rem;
    margin-left: 0.5rem;
  }

.schedule-note {
    font-size: 0.9rem;
    color: #666;
    margin-top: 1rem;
    text-align: center;
}

.schedule-footer {
    padding: 1rem;
    background-color: rgba(10, 38, 71, 0.05);
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.schedule-note-box {
    background-color: var(--light-color);
    border-left: 4px solid var(--accent-color);
    padding: 1.2rem;
    border-radius: 0 5px 5px 0;
    margin-top: 2rem;
}

.schedule-note-box p {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
}

.schedule-note-box p:last-child {
    margin-bottom: 0;
}

.schedule-note-box i {
    color: var(--accent-color);
    margin-right: 10px;
    font-size: 1.1rem;
}

/* モバイル対応 */
@media (max-width: 768px) {
    .schedule-card {
      flex: 0 1 100%;   /* ← 1列表示に強制 */
      max-width: 100%;  /* 念のため維持でもOK */
    }
    
    .schedule-date, .schedule-time {
        font-size: 1rem;
    }
}

/* ハンバーガー動作用：必ず他の nav ルールより後ろか、!important を付ける */
nav ul { display:none; }
nav ul.show { display:flex!important; flex-direction:column; }

@media (min-width:993px){
  nav ul { display:flex!important; }   /* デスクトップで常に表示 */
}

header{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:0.8rem 1.2rem;
  }
  
  .menu-toggle{
    font-size:1.8rem;
    cursor:pointer;
    background:none;
    border:none;
  }
  
  /* SP メニュー初期は非表示 */
  header nav ul{
    list-style:none;
    margin:0;
    padding:0;
  }
  
  @media(max-width:992px){
    header nav ul{
      padding:0;
      box-shadow:0 2px 6px rgba(0,0,0,.1);
    }
    header nav ul li{border-bottom:1px solid #eee;}
    header nav ul li a{
      display:block;padding:1rem .5rem;text-align:center;
    }
  }
  
  @media (min-width:993px){
    .menu-toggle{display:none;}
    nav ul{display:flex !important;}
  }

  /* ===== ロゴの表示を整える ===== */
  .logo{
    display:flex;
    align-items:center;
    font-weight:700;
    text-decoration:none;
    color:inherit;
    flex-shrink:0;
  }
.logo img{height:32px;width:auto;margin-right:0.4rem;}
.logo span{
    font-size:1.1rem;
    line-height:1;
    white-space:nowrap;      /* ✅ 改行禁止で 1 行に固定 */
}
@media(max-width:768px){
    .logo span{font-size:1rem;white-space:nowrap;}     /* 念のためモバイルでも保持 */
}