/* 基本スタイル */
:root {
    --primary-color: #3498db;
    --secondary-color: #2c3e50;
    --text-color: #333;
    --light-text: #666;
    --background-color: #fff;
    --section-padding: 80px 0;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Noto Sans JP', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
}

/* ヘッダー */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.hero-subtitle span, .hero-title span {
    display: inline-block;
}

.logo a {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--secondary-color);
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    margin-left: 2rem;
}

.nav-menu a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: var(--primary-color);
}

/* ヒーローセクション */
.hero-section {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    overflow: hidden;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

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

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 2rem;
}

.hero-title {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
    line-height: 1.4;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

/* 経営理念セクション */
.philosophy-section {
    padding: var(--section-padding);
    background-color: var(--background-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

.philosophy-image {
    margin-bottom: 2rem;
    width: 200px;
    height: 200px;
    margin: 0 auto 2rem;
    overflow: hidden;
}

.philosophy-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.philosophy-text {
    font-size: 1.2rem;
    line-height: 2;
}

/* 運営方針セクション */
.policy-section {
    padding: var(--section-padding);
    background-color: #f8f9fa;
}

.policy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.policy-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.policy-number {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.policy-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

/* お問い合わせセクション */
.contact-section {
    padding: var(--section-padding);
    background-color: var(--background-color);
}

.contact-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-top: 3rem;
}

.contact-info {
    flex: 1;
}

.contact-links {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.contact-links a {
    color: var(--text-color);
    text-decoration: none;
    margin-bottom: 1rem;
    transition: color 0.3s ease;
}

.contact-links a:hover {
    color: var(--primary-color);
}

/* フッター */
.site-footer {
    background-color: var(--secondary-color);
    color: white;
    padding: 3rem 0;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.footer-info p {
    margin: 0.5rem 0;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .policy-grid {
        grid-template-columns: 1fr;
    }

    .contact-content {
        flex-direction: column;
        text-align: center;
    }

    .contact-links {
        margin-top: 2rem;
        align-items: center;
    }

    .nav-social {
        margin-left: 1rem;
    }

    .nav-instagram {
        width: 32px;
        height: 32px;
    }
}

/* アニメーション */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content, .philosophy-content, .policy-card {
    animation: fadeIn 1s ease-out;
}

/* ページコンテンツ */
.page-content {
    padding-top: 80px;
    min-height: calc(100vh - 300px);
}

.page-title {
    font-size: 2.5rem;
    color: var(--secondary-color);
    text-align: center;
    margin: 2rem 0;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--primary-color);
}

.content-section {
    margin: 2rem 0;
    padding: 1.5rem;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.content-section h2 {
    color: var(--secondary-color);
    font-size: 1.8rem;
    margin-bottom: 1rem;
    padding-left: 1rem;
    border-left: 4px solid var(--primary-color);
}

.content-section p {
    margin: 1rem 0;
    line-height: 1.8;
}

.content-section ol {
    margin: 1rem 0;
    padding-left: 2rem;
}

.content-section li {
    margin: 0.5rem 0;
}

.contact-details {
    margin: 1.5rem 0;
}

.contact-details dt {
    font-weight: bold;
    color: var(--secondary-color);
    margin-top: 1rem;
}

.contact-details dd {
    margin-left: 1rem;
    margin-bottom: 0.5rem;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .page-title {
        font-size: 2rem;
    }

    .content-section {
        padding: 1rem;
    }

    .content-section h2 {
        font-size: 1.5rem;
    }
}

/* 取り組みセクション */
.business-section {
    padding: var(--section-padding);
    background-color: var(--background-color);
}

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

.business-text {
    font-size: 1.2rem;
    line-height: 2;
    margin-bottom: 3rem;
    text-align: center;
}

.business-programs {
    margin: 3rem 0;
}

.business-programs h3 {
    font-size: 1.5rem;
    color: var(--secondary-color);
    text-align: center;
    margin-bottom: 2rem;
}

.program-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
    transition: transform 0.3s ease;
}

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

.program-card h4 {
    color: var(--secondary-color);
    font-size: 1.3rem;
    margin-bottom: 1rem;
    padding-left: 1rem;
    border-left: 4px solid var(--primary-color);
}

.program-card ul {
    list-style: none;
    padding-left: 1rem;
}

.program-card li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.8rem;
    line-height: 1.6;
}

.program-card li::before {
    content: "•";
    color: var(--primary-color);
    position: absolute;
    left: 0;
    font-size: 1.2rem;
}

.business-conclusion {
    font-size: 1.2rem;
    line-height: 2;
    text-align: center;
    margin-top: 3rem;
    padding: 2rem;
    background-color: #f8f9fa;
    border-radius: 10px;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .business-text {
        font-size: 1.1rem;
    }

    .business-programs h3 {
        font-size: 1.3rem;
    }

    .program-card {
        padding: 1.5rem;
    }

    .program-card h4 {
        font-size: 1.2rem;
    }

    .business-conclusion {
        font-size: 1.1rem;
        padding: 1.5rem;
    }
}

/* ソーシャルリンク */
.social-links {
    margin-top: 2rem;
    text-align: center;
}

.instagram-link {
    display: inline-flex;
    align-items: center;
    color: white;
    text-decoration: none;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    background: linear-gradient(45deg, #405DE6, #5851DB, #833AB4, #C13584, #E1306C, #FD1D1D);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.instagram-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.instagram-icon {
    fill: currentColor;
    margin-right: 0.5rem;
}

.instagram-link span {
    font-weight: 500;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .social-links {
        margin-top: 1.5rem;
    }

    .instagram-link {
        padding: 0.6rem 1.2rem;
    }
}