/* ================================================
   リセット＆基本設定
   ================================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* カラーパレット（白×緑） */
    --primary-green: #4CAF50;
    --primary-green-light: #66BB6A;
    --primary-green-dark: #388E3C;
    --accent-green: #8BC34A;
    --white: #FFFFFF;
    --off-white: #F9F9F9;
    --light-gray: #F5F5F5;
    --medium-gray: #E0E0E0;
    --text-dark: #333333;
    --text-gray: #666666;
    --text-light: #999999;
    
    /* スペーシング */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* ボーダー */
    --border-radius: 8px;
    --border-radius-lg: 12px;
    
    /* シャドウ */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.15);
    
    /* トランジション */
    --transition: all 0.3s ease;
}

body {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    line-height: 1.7;
    background-color: var(--white);
    overflow-x: hidden;
    position: relative;
}

/* 背景装飾 - 葉っぱのパターン */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(76, 175, 80, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(139, 195, 74, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(76, 175, 80, 0.02) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* コンテナに相対位置を設定 */
section {
    position: relative;
    z-index: 1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* ================================================
   ヘッダー
   ================================================ */

.header {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    border-bottom: 2px solid rgba(76, 175, 80, 0.1);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-green);
    display: flex;
    align-items: center;
}

.logo-image {
    height: 60px;
    width: auto;
    display: block;
}

.nav {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    font-weight: 500;
    color: var(--text-dark);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.nav-link:hover {
    background-color: var(--light-gray);
    color: var(--primary-green);
}

/* ================================================
   ファーストビュー（ヒーローセクション）
   ================================================ */

.hero {
    position: relative;
    min-height: 80vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--off-white) 0%, #E8F5E9 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    right: 0;
    width: 55%;
    height: 100%;
    z-index: 1;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, var(--off-white) 0%, rgba(255,255,255,0.95) 20%, rgba(255,255,255,0.3) 60%, transparent 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    width: 100%;
}

.hero-text {
    max-width: 600px;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.hero-info {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    font-size: 1rem;
    color: var(--text-dark);
}

.info-item i {
    color: var(--primary-green);
    font-size: 1.2rem;
    width: 24px;
    text-align: center;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-phone {
    font-size: 0.9rem;
    color: var(--text-gray);
}

.hero-phone a {
    color: var(--primary-green);
    font-weight: 500;
}

.hero-phone a:hover {
    text-decoration: underline;
}

/* ================================================
   ボタンスタイル
   ================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-align: center;
}

.btn-primary {
    background: var(--primary-green);
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: var(--primary-green-dark);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

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

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* ================================================
   セクション共通
   ================================================ */

.section {
    padding: var(--spacing-xl) 0;
    position: relative;
    overflow: hidden;
}

/* セクションに控えめな葉っぱの装飾 */
.section::before,
.section::after {
    content: '';
    position: absolute;
    opacity: 0.04;
    pointer-events: none;
}

.section::before {
    width: 300px;
    height: 300px;
    top: -50px;
    left: -50px;
    background: radial-gradient(ellipse at center, var(--primary-green) 0%, transparent 70%);
    border-radius: 50%;
}

.section::after {
    width: 250px;
    height: 250px;
    bottom: -50px;
    right: -50px;
    background: radial-gradient(ellipse at center, var(--accent-green) 0%, transparent 70%);
    border-radius: 50%;
}

/* 交互に装飾の位置を変える */
.section:nth-child(even)::before {
    top: auto;
    bottom: -50px;
    left: auto;
    right: -50px;
}

.section:nth-child(even)::after {
    bottom: auto;
    top: -50px;
    right: auto;
    left: -50px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-md);
    color: var(--primary-green);
}

.section-description {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

/* ================================================
   お悩みセクション
   ================================================ */

.concerns {
    background: var(--light-gray);
    position: relative;
}

/* 葉っぱの装飾 */
.concerns::after {
    content: '🌿';
    position: absolute;
    font-size: 5rem;
    bottom: 30px;
    left: 30px;
    opacity: 0.08;
    transform: rotate(15deg);
}

.concerns-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    max-width: 900px;
    margin: 0 auto;
}

.concern-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.concern-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.concern-icon {
    font-size: 3rem;
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

.concern-text {
    font-size: 1.1rem;
    color: var(--text-dark);
    line-height: 1.6;
}

/* ================================================
   特徴セクション
   ================================================ */

.features {
    position: relative;
}

/* 葉っぱの装飾 */
.features::before {
    content: '🌿';
    position: absolute;
    font-size: 4rem;
    top: 50px;
    left: 20px;
    opacity: 0.1;
    transform: rotate(-20deg);
}

.features::after {
    content: '🍃';
    position: absolute;
    font-size: 3rem;
    bottom: 50px;
    right: 20px;
    opacity: 0.1;
    transform: rotate(20deg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    position: relative;
    transition: var(--transition);
    border-top: 4px solid var(--primary-green);
    background-image: 
        radial-gradient(circle at 95% 95%, rgba(76, 175, 80, 0.02) 0%, transparent 50%);
}

.feature-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    background-image: 
        radial-gradient(circle at 95% 95%, rgba(76, 175, 80, 0.04) 0%, transparent 50%);
}

.feature-number {
    position: absolute;
    top: -15px;
    right: 20px;
    background: var(--primary-green);
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
}

.feature-icon {
    font-size: 3rem;
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.feature-description {
    color: var(--text-gray);
    line-height: 1.7;
}

/* ================================================
   無料体験セクション
   ================================================ */

.trial {
    background: linear-gradient(135deg, #E8F5E9 0%, var(--off-white) 100%);
    position: relative;
}

/* 葉っぱの装飾 */
.trial::before {
    content: '🌱';
    position: absolute;
    font-size: 3.5rem;
    top: 100px;
    right: 50px;
    opacity: 0.15;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

.trial-steps {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    max-width: 1000px;
    margin: 0 auto;
}

.step-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    flex: 1;
    min-width: 200px;
    max-width: 250px;
    transition: var(--transition);
    background-image: 
        radial-gradient(circle at 90% 10%, rgba(139, 195, 74, 0.03) 0%, transparent 60%);
}

.step-card:hover {
    box-shadow: var(--shadow-lg);
    transform: scale(1.05);
    background-image: 
        radial-gradient(circle at 90% 10%, rgba(139, 195, 74, 0.05) 0%, transparent 60%);
}

.step-number {
    background: var(--primary-green);
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 20px;
    display: inline-block;
    margin-bottom: var(--spacing-sm);
}

.step-icon {
    font-size: 2.5rem;
    color: var(--accent-green);
    margin-bottom: var(--spacing-sm);
}

.step-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
}

.step-description {
    font-size: 0.9rem;
    color: var(--text-gray);
}

.step-arrow {
    font-size: 2rem;
    color: var(--primary-green);
}

/* ================================================
   レッスンセクション
   ================================================ */

.lesson-flow {
    max-width: 700px;
    margin: 0 auto;
}

.lesson-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-md);
    transition: var(--transition);
}

.lesson-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(10px);
}

.lesson-time {
    background: var(--primary-green);
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    min-width: 80px;
    text-align: center;
    flex-shrink: 0;
}

.lesson-image {
    width: 100px;
    height: 100px;
    border-radius: var(--border-radius);
    overflow: hidden;
    flex-shrink: 0;
}

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

.lesson-content {
    flex: 1;
}

.lesson-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
}

.lesson-title i {
    color: var(--primary-green);
    margin-right: var(--spacing-xs);
}

.lesson-description {
    color: var(--text-gray);
}

.lesson-note {
    background: #FFF9C4;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border-left: 4px solid #FBC02D;
    margin-top: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.note-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
}

.note-text {
    color: var(--text-gray);
}

/* ================================================
   料金セクション
   ================================================ */

.price {
    background: var(--light-gray);
    position: relative;
}

/* 葉っぱの装飾 */
.price::before {
    content: '🍃';
    position: absolute;
    font-size: 4rem;
    top: 80px;
    right: 100px;
    opacity: 0.1;
    transform: rotate(-25deg);
}

.price-cards {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.price-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    min-width: 280px;
    position: relative;
    transition: var(--transition);
}

.price-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.price-card-monitor {
    border: 3px solid var(--primary-green);
}

.price-badge {
    background: var(--primary-green);
    color: var(--white);
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 20px;
    display: inline-block;
    margin-bottom: var(--spacing-md);
}

.price-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
}

.price-amount {
    display: flex;
    align-items: baseline;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
}

.price-yen {
    font-size: 1.5rem;
    color: var(--text-gray);
}

.price-number {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--primary-green);
    margin: 0 var(--spacing-xs);
}

.price-unit {
    font-size: 1rem;
    color: var(--text-gray);
}

.price-note {
    color: var(--text-gray);
    font-size: 0.95rem;
}

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

.price-notice {
    background: #FFF3E0;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border-left: 4px solid #FF9800;
    margin-bottom: var(--spacing-md);
    text-align: left;
}

.price-notice i {
    color: #FF9800;
    margin-right: var(--spacing-xs);
}

.payment-methods {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.payment-methods h4 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.payment-icons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.payment-icons span {
    font-size: 1rem;
    color: var(--text-gray);
}

.payment-icons i {
    color: var(--primary-green);
    margin-right: var(--spacing-xs);
}

/* ================================================
   日時・場所セクション
   ================================================ */

.schedule-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.schedule-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition);
}

.schedule-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.schedule-icon {
    font-size: 3rem;
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

.schedule-heading {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.schedule-details {
    margin-bottom: var(--spacing-sm);
}

.schedule-details p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
    line-height: 1.8;
}

.address {
    font-size: 1.1rem;
}

.access {
    font-size: 1rem;
    color: var(--text-gray);
}

.access i {
    color: var(--primary-green);
    margin-right: var(--spacing-xs);
}

.schedule-note {
    font-size: 0.9rem;
    color: var(--text-gray);
    margin-top: var(--spacing-sm);
}

/* ================================================
   はじめ方セクション
   ================================================ */

.start {
    background: linear-gradient(135deg, var(--off-white) 0%, #E8F5E9 100%);
    position: relative;
}

/* 葉っぱの装飾 */
.start::before {
    content: '🌿';
    position: absolute;
    font-size: 3rem;
    top: 60px;
    left: 40px;
    opacity: 0.12;
    transform: rotate(-15deg);
}

.start::after {
    content: '🌱';
    position: absolute;
    font-size: 2.5rem;
    bottom: 80px;
    right: 60px;
    opacity: 0.12;
    transform: rotate(25deg);
}

.start-steps {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.start-step {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    width: 100%;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: var(--transition);
}

.start-step:hover {
    box-shadow: var(--shadow-lg);
    transform: scale(1.02);
}

.start-step-number {
    background: var(--primary-green);
    color: var(--white);
    font-size: 2rem;
    font-weight: 700;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.start-step-icon {
    font-size: 2.5rem;
    color: var(--accent-green);
    flex-shrink: 0;
}

.start-step-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
}

.start-step-description {
    font-size: 0.95rem;
    color: var(--text-gray);
}

.start-step-arrow {
    font-size: 2.5rem;
    color: var(--primary-green);
}

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

/* ================================================
   よくある質問セクション
   ================================================ */

.faq {
    background: var(--light-gray);
}

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

.faq-item {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-md);
    transition: var(--transition);
}

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

.faq-question {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.faq-question i {
    color: var(--primary-green);
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 4px;
}

.faq-question h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-dark);
}

.faq-answer {
    padding-left: 2.5rem;
}

.faq-answer p {
    color: var(--text-gray);
    line-height: 1.8;
}

/* ================================================
   キャンセルセクション
   ================================================ */

.cancel-box {
    background: linear-gradient(135deg, var(--primary-green-light) 0%, var(--primary-green) 100%);
    color: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow-lg);
    max-width: 800px;
    margin: 0 auto;
}

.cancel-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
}

.cancel-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.cancel-text {
    font-size: 1.2rem;
    line-height: 1.8;
}

/* ================================================
   お問い合わせセクション
   ================================================ */

.contact-methods {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.contact-method {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    min-width: 280px;
    transition: var(--transition);
}

.contact-method:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.contact-method-icon {
    font-size: 3rem;
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

.contact-method-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.contact-method-description {
    font-size: 0.9rem;
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
}

.contact-method-phone {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: var(--spacing-md);
}

.contact-method-phone a {
    color: var(--primary-green);
}

.contact-method-phone a:hover {
    text-decoration: underline;
}

/* フォームセクション */
.contact-form-section {
    max-width: 700px;
    margin: 0 auto;
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.form-title {
    font-size: 1.5rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-label {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
}

.required {
    color: #F44336;
    font-size: 0.85rem;
    margin-left: var(--spacing-xs);
}

.form-input,
.form-textarea {
    padding: var(--spacing-sm);
    border: 2px solid var(--medium-gray);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    margin-top: var(--spacing-sm);
}

/* ================================================
   フッター
   ================================================ */

.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.footer-logo-image {
    height: 80px;
    width: auto;
    margin-bottom: var(--spacing-sm);
}

.footer-logo h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--primary-green-light);
}

.footer-logo p {
    color: var(--medium-gray);
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--medium-gray);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-green-light);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255,255,255,0.1);
    color: var(--medium-gray);
}

/* ================================================
   トップに戻るボタン
   ================================================ */

.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--primary-green);
    color: var(--white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

.scroll-to-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    background: var(--primary-green-dark);
    transform: translateY(-3px);
}

/* ================================================
   アニメーション
   ================================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease;
}

/* ================================================
   レスポンシブ対応
   ================================================ */

@media (max-width: 992px) {
    .hero {
        min-height: auto;
        padding: var(--spacing-xl) 0;
    }
    
    .hero-background {
        position: relative;
        width: 100%;
        height: 300px;
        margin-bottom: var(--spacing-md);
    }
    
    .hero-overlay {
        background: linear-gradient(to bottom, transparent 0%, rgba(255,255,255,0.3) 50%, rgba(255,255,255,0.95) 100%);
    }
    
    .hero-text {
        max-width: 100%;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .trial-steps {
        flex-direction: column;
        align-items: stretch;
    }
    
    .step-card {
        max-width: 100%;
    }
    
    .step-arrow {
        transform: rotate(90deg);
    }
}

/* ================================================
   モバイルメニュー
   ================================================ */

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    width: 28px;
    height: 3px;
    background: var(--primary-green);
    border-radius: 3px;
    transition: var(--transition);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow-lg);
    z-index: 999;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.mobile-menu.active {
    max-height: 400px;
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-md) 0;
}

.mobile-nav-link {
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-dark);
    font-weight: 500;
    border-bottom: 1px solid var(--light-gray);
    transition: var(--transition);
}

.mobile-nav-link:hover {
    background: var(--light-gray);
    color: var(--primary-green);
    padding-left: calc(var(--spacing-md) + 8px);
}

/* ================================================
   スクロールヒント
   ================================================ */

.scroll-hint {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--primary-green);
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: bounce 2s infinite;
    z-index: 3;
}

.scroll-hint i {
    font-size: 1.2rem;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ================================================
   CTAボタンの強調
   ================================================ */

.btn-cta-main {
    position: relative;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 8px rgba(76, 175, 80, 0.3);
    }
    50% {
        box-shadow: 0 6px 16px rgba(76, 175, 80, 0.5);
    }
}

/* ================================================
   固定CTAボタン
   ================================================ */

.fixed-cta {
    position: fixed;
    bottom: 80px;
    right: 20px;
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.fixed-cta.show {
    opacity: 1;
    visibility: visible;
}

.btn-fixed-cta {
    padding: 1rem 1.5rem;
    font-size: 1rem;
    font-weight: 700;
    box-shadow: var(--shadow-lg);
    animation: pulse-fixed 2s infinite;
}

@keyframes pulse-fixed {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* ================================================
   価格セクションの追加情報
   ================================================ */

.price-additional-info {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background: #E8F5E9;
    border-radius: var(--border-radius);
}

.price-highlight {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--primary-green);
    font-weight: 600;
}

.price-highlight i {
    font-size: 1.2rem;
}

/* ================================================
   Google Mapsボタン
   ================================================ */

.btn-map {
    margin-top: var(--spacing-md);
    display: inline-flex;
}

/* ================================================
   FAQアコーディオン
   ================================================ */

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    padding: 0;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary-green);
}

.faq-question h3 {
    flex: 1;
}

.faq-arrow {
    color: var(--primary-green);
    transition: transform 0.3s ease;
    font-size: 1.2rem;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 0 0 2.5rem;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding: var(--spacing-sm) 0 0 2.5rem;
}

/* ================================================
   レスポンシブ対応の改善
   ================================================ */

@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu {
        display: block;
    }
    
    .logo-image {
        height: 50px;
    }
    
    .footer-logo-image {
        height: 70px;
    }
    
    .logo {
        font-size: 1.2rem;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn-large {
        width: 100%;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .section {
        padding: var(--spacing-lg) 0;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .features-grid,
    .concerns-grid,
    .schedule-grid {
        grid-template-columns: 1fr;
    }
    
    .price-cards {
        flex-direction: column;
        align-items: center;
    }
    
    .lesson-item {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
    }
    
    .hero-background {
        height: 250px;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .step-card,
    .feature-card,
    .concern-card {
        padding: var(--spacing-md);
    }
    
    .lesson-item {
        flex-direction: column;
        text-align: center;
    }
    
    .lesson-image {
        width: 80px;
        height: 80px;
    }
    
    .scroll-hint {
        bottom: 20px;
        font-size: 0.8rem;
    }
    
    .fixed-cta {
        right: 10px;
        bottom: 70px;
    }
    
    .btn-fixed-cta {
        padding: 0.8rem 1.2rem;
        font-size: 0.9rem;
    }
    
    .price-additional-info {
        flex-direction: column;
        align-items: center;
    }
}

/* ================================================
   画像付きセクションのスタイル
   ================================================ */

/* 特徴セクションの画像 */
.feature-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
}

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

.feature-card:hover .feature-image img {
    transform: scale(1.05);
}

/* 無料体験ステップの画像 */
.step-image {
    width: 100%;
    height: 150px;
    overflow: hidden;
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-sm);
}

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

/* ================================================
   生徒の声セクション
   ================================================ */

.testimonials {
    background: var(--light-gray);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.testimonial-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.testimonial-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

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

.testimonial-content {
    padding: var(--spacing-lg);
}

.testimonial-stars {
    color: #FFC107;
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.testimonial-text {
    color: var(--text-dark);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
}

.testimonial-author {
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--spacing-xs);
}

.testimonial-period {
    font-size: 0.9rem;
    color: var(--text-gray);
}

/* ================================================
   講師紹介セクション
   ================================================ */

.teacher {
    background: linear-gradient(135deg, var(--off-white) 0%, #E8F5E9 100%);
}

.teacher-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-xl);
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.teacher-image {
    width: 100%;
    max-width: 350px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    margin: 0 auto;
}

.teacher-image img {
    width: 100%;
    height: auto;
    display: block;
}

.teacher-text {
    padding: var(--spacing-md);
}

.teacher-name {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

.teacher-description {
    font-size: 1.1rem;
    color: var(--text-dark);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.teacher-points {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.teacher-point {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-dark);
}

.teacher-point i {
    color: var(--primary-green);
    font-size: 1.2rem;
}

.teacher-message {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-green);
    font-style: italic;
    color: var(--text-gray);
    line-height: 1.8;
    position: relative;
}

.teacher-message i {
    color: var(--primary-green);
    font-size: 1.2rem;
}

/* ================================================
   教室の様子
   ================================================ */

.classroom-image {
    width: 100%;
    max-width: 900px;
    margin: 0 auto var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.classroom-image img {
    width: 100%;
    height: auto;
    display: block;
}

.classroom-caption {
    text-align: center;
    margin-top: var(--spacing-sm);
    color: var(--text-gray);
    font-size: 0.95rem;
}

/* ================================================
   レスポンシブ対応（画像追加版）
   ================================================ */

@media (max-width: 992px) {
    .teacher-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .teacher-image {
        max-width: 300px;
    }
}

@media (max-width: 768px) {
    .feature-image {
        height: 180px;
    }
    
    .step-image {
        height: 120px;
    }
    
    .testimonial-image {
        height: 200px;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .teacher-text {
        padding: 0;
    }
}

@media (max-width: 480px) {
    .feature-image {
        height: 150px;
    }
    
    .testimonial-image {
        height: 180px;
    }
}