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

:root {
    --color-primary: #A8C5B0;
    --color-secondary: #F5F1E8;
    --color-accent: #D4AF87;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-white: #FFFFFF;
    --font-serif: 'Noto Serif JP', serif;
    --font-sans: 'Noto Sans JP', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    line-height: 1.8;
    background-color: var(--color-white);
}

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

/* コンテナ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* セクション共通 */
.section {
    padding: 80px 0;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 600;
    text-align: center;
    margin-bottom: 40px;
    line-height: 1.6;
    color: var(--color-text);
}

/* ヘッダー */
.header {
    background-color: var(--color-white);
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
}

/* ファーストビュー */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url('images/hero-background.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    margin-top: 70px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.5));
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--color-white);
    padding: 0 20px;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    margin-bottom: 30px;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 400;
    line-height: 1.8;
    margin-bottom: 50px;
    text-shadow: 1px 1px 5px rgba(0, 0, 0, 0.5);
}

/* CTAボタン */
.cta-button {
    display: inline-block;
    padding: 18px 50px;
    background-color: var(--color-accent);
    color: var(--color-white);
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
    background-color: #C19D77;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* イントロセクション */
.intro {
    background-color: var(--color-secondary);
    text-align: center;
    padding: 60px 0;
}

.intro-text {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    line-height: 2;
    color: var(--color-text);
}

/* 共感セクション */
.empathy {
    background: linear-gradient(135deg, var(--color-secondary) 0%, rgba(168, 197, 176, 0.1) 100%);
}

.empathy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin: 50px 0;
}

.empathy-card {
    background-color: var(--color-white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.empathy-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.empathy-card p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--color-text);
}

.empathy-message {
    text-align: center;
    font-size: 1.1rem;
    line-height: 2;
    color: var(--color-text-light);
    margin-top: 40px;
}

/* 核心メッセージ */
.core-message {
    background-color: var(--color-white);
    text-align: center;
    padding: 100px 0;
}

.core-title {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 600;
    line-height: 1.8;
    margin-bottom: 50px;
    color: var(--color-text);
}

.core-text {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    line-height: 2.2;
    color: var(--color-text-light);
    max-width: 800px;
    margin: 0 auto;
}

/* サービス特徴 */
.service-features {
    background-color: var(--color-secondary);
}

.service-intro {
    text-align: center;
    font-size: 1.2rem;
    line-height: 2;
    margin-bottom: 60px;
    color: var(--color-text);
}

.steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin: 60px 0;
    flex-wrap: wrap;
}

.step {
    background-color: var(--color-white);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    flex: 1;
    min-width: 250px;
    max-width: 300px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    position: relative;
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.step-icon {
    font-size: 3rem;
    margin: 20px 0;
}

.step-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--color-text);
}

.step-description {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-text-light);
}

.step-arrow {
    font-size: 2rem;
    color: var(--color-primary);
    font-weight: 700;
}

.service-purpose {
    text-align: center;
    font-size: 1.2rem;
    line-height: 2.2;
    margin-top: 60px;
    color: var(--color-text);
}

/* VR説明 */
.vr-explanation {
    background-color: var(--color-white);
}

.vr-intro {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 50px;
    color: var(--color-text);
}

.vr-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 50px;
}

.vr-image img {
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.vr-points {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.vr-point {
    padding: 25px;
    background-color: var(--color-secondary);
    border-radius: 12px;
    border-left: 4px solid var(--color-primary);
}

.vr-point-icon {
    font-size: 2rem;
    margin-bottom: 10px;
}

.vr-point h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--color-text);
}

.vr-point p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-text-light);
}

.vr-message {
    text-align: center;
    font-size: 1.1rem;
    line-height: 2;
    color: var(--color-text-light);
}

/* 体験後の変化 */
.testimonials {
    background: linear-gradient(135deg, rgba(168, 197, 176, 0.1) 0%, var(--color-secondary) 100%);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin: 50px 0;
}

.testimonial-card {
    background-color: var(--color-white);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: 20px;
    font-size: 6rem;
    color: var(--color-primary);
    opacity: 0.2;
    font-family: Georgia, serif;
}

.testimonial-card p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text);
    position: relative;
    z-index: 1;
}

.testimonial-message {
    text-align: center;
    font-size: 1.1rem;
    line-height: 2;
    color: var(--color-text-light);
    margin-top: 40px;
}

/* 家族向けメッセージ */
.family-message {
    background-color: var(--color-white);
}

.family-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 50px;
}

.family-content img {
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.family-text {
    font-size: 1.15rem;
    line-height: 2;
    color: var(--color-text);
}

.family-text p {
    margin-bottom: 30px;
}

.family-emphasis {
    font-weight: 600;
    color: var(--color-text);
    padding: 25px;
    background-color: var(--color-secondary);
    border-radius: 12px;
    border-left: 4px solid var(--color-primary);
}

/* 提供内容 */
.service-details {
    background-color: var(--color-secondary);
}

.service-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
    max-width: 700px;
    margin: 0 auto 40px;
}

.service-item {
    display: flex;
    align-items: center;
    gap: 20px;
    background-color: var(--color-white);
    padding: 25px 30px;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}

.service-item-icon {
    font-size: 2.5rem;
}

.service-item h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.6;
}

.service-item-note {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--color-text-light);
}

.service-notes {
    text-align: center;
    margin-top: 30px;
}

.service-notes p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin: 5px 0;
}

/* 料金 */
.pricing {
    background-color: var(--color-white);
}

.price-box {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--color-secondary);
    padding: 50px 40px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.price-amount {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 30px;
}

.price-tax {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-text-light);
}

.price-notes p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin: 8px 0;
}

/* FAQ */
.faq {
    background-color: var(--color-secondary);
}

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

.faq-item {
    background-color: var(--color-white);
    margin-bottom: 20px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}

.faq-question {
    width: 100%;
    padding: 25px 30px;
    background-color: var(--color-white);
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background-color: var(--color-secondary);
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--color-primary);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    background-color: var(--color-secondary);
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 25px 30px;
}

.faq-answer p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text);
}

/* お問い合わせ */
.contact {
    background: linear-gradient(135deg, var(--color-secondary) 0%, rgba(168, 197, 176, 0.2) 100%);
    text-align: center;
    padding: 100px 0;
}

.contact-message {
    font-size: 1.15rem;
    line-height: 2;
    color: var(--color-text);
    margin-bottom: 50px;
}

.contact-cta {
    font-size: 1.3rem;
    padding: 20px 60px;
}

/* フッター */
.footer {
    background-color: var(--color-text);
    color: var(--color-white);
    text-align: center;
    padding: 40px 20px;
}

.footer-company {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.footer-copyright {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* アニメーション */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }

    .hero {
        background-attachment: scroll;
    }

    .steps {
        flex-direction: column;
    }

    .step-arrow {
        transform: rotate(90deg);
        margin: 10px 0;
    }

    .vr-content,
    .family-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .empathy-grid,
    .testimonial-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .section {
        padding: 40px 0;
    }

    .cta-button {
        padding: 15px 35px;
        font-size: 1rem;
    }

    .step {
        padding: 30px 20px;
    }
}