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

:root {
    /* カラーパレット - 緑とオレンジの温かみのある配色 */
    --primary-green: #4CAF50;
    --primary-green-dark: #388E3C;
    --primary-green-light: #81C784;
    --accent-orange: #FF9800;
    --accent-orange-dark: #F57C00;
    --accent-orange-light: #FFB74D;
    --warm-beige: #FFF8F0;
    --soft-cream: #FFFEF7;
    --text-dark: #2C3E50;
    --text-gray: #5A6C7D;
    --text-light: #7F8C8D;
    --white: #FFFFFF;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-medium: rgba(0, 0, 0, 0.15);
    --shadow-strong: rgba(0, 0, 0, 0.25);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans JP', 'Zen Maru Gothic', sans-serif;
    color: var(--text-dark);
    line-height: 1.8;
    background-color: var(--soft-cream);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   ヘッダー
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px var(--shadow);
    z-index: 1000;
    transition: all 0.3s ease;
}

.header-content {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 25px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 20px;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-image {
    width: 70px;
    height: 70px;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(255, 152, 0, 0.3));
}

.logo-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.logo-main {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    font-family: 'Zen Maru Gothic', sans-serif;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.logo-sub {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-orange);
    letter-spacing: 2px;
}

.header-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-dark));
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 152, 0, 0.3);
}

.header-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 152, 0, 0.4);
}

/* ========================================
   メインビジュアル
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #E8F5E9 0%, #FFF3E0 100%);
    padding-top: 0;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(76, 175, 80, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(255, 152, 0, 0.1) 0%, transparent 50%);
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    animation: fadeInUp 1s ease;
}

.opening-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: var(--white);
    color: var(--accent-orange);
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    box-shadow: 0 4px 15px var(--shadow);
    margin-bottom: 30px;
    animation: pulse 2s infinite;
}

.hero-title-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
}

.hero-logo {
    width: 150px;
    height: 150px;
    object-fit: contain;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0;
    line-height: 1.3;
}

.hero-title .highlight {
    color: var(--accent-orange);
    position: relative;
    display: inline-block;
}

.hero-title .highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 8px;
    background: var(--primary-green-light);
    opacity: 0.4;
    z-index: -1;
    border-radius: 4px;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-gray);
    margin-bottom: 40px;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--shadow);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-green), var(--primary-green-dark));
    color: var(--white);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(76, 175, 80, 0.4);
}

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

.btn-secondary:hover {
    background: var(--accent-orange);
    color: var(--white);
    transform: translateY(-3px);
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-gray);
    font-size: 0.9rem;
    animation: bounce 2s infinite;
}

/* ========================================
   セクション共通スタイル
   ======================================== */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-label {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, var(--primary-green-light), var(--accent-orange-light));
    color: var(--white);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.title-icon {
    color: var(--accent-orange);
    font-size: 2rem;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.8;
}

.section-header.light .section-title,
.section-header.light .section-description {
    color: var(--white);
}

/* ========================================
   コンセプトセクション
   ======================================== */
.concept {
    background: var(--white);
}

.concept-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.concept-card {
    background: linear-gradient(135deg, var(--warm-beige), var(--soft-cream));
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--shadow);
}

.concept-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 30px var(--shadow-medium);
}

.concept-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-green), var(--primary-green-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: var(--white);
    font-size: 2rem;
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.3);
}

.concept-card:nth-child(2) .concept-icon {
    background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-dark));
    box-shadow: 0 4px 15px rgba(255, 152, 0, 0.3);
}

.concept-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
}

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

/* ========================================
   特徴セクション
   ======================================== */
.features {
    background: linear-gradient(180deg, var(--soft-cream) 0%, var(--white) 100%);
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.feature-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.feature-item.reverse {
    direction: rtl;
}

.feature-item.reverse > * {
    direction: ltr;
}

.feature-image-placeholder {
    background: linear-gradient(135deg, var(--primary-green-light), var(--accent-orange-light));
    border-radius: 20px;
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 5rem;
    box-shadow: 0 8px 30px var(--shadow-medium);
}

.feature-content h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.feature-content h3 i {
    color: var(--primary-green);
    font-size: 1.5rem;
}

.feature-content p {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.9;
}

/* ========================================
   施設情報セクション
   ======================================== */
.info {
    background: var(--white);
}

.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.info-card {
    background: linear-gradient(135deg, var(--warm-beige), var(--soft-cream));
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 4px 15px var(--shadow);
}

.info-item {
    padding: 20px 0;
    border-bottom: 2px solid rgba(76, 175, 80, 0.1);
}

.info-item:last-child {
    border-bottom: none;
}

.info-label {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-green);
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.info-label i {
    font-size: 1.2rem;
}

.info-value {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dark);
    padding-left: 30px;
}

.info-message {
    background: linear-gradient(135deg, var(--primary-green), var(--primary-green-dark));
    color: var(--white);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 8px 30px rgba(76, 175, 80, 0.3);
}

.message-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2.5rem;
}

.info-message h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.info-message p {
    font-size: 1.05rem;
    line-height: 1.9;
    opacity: 0.95;
}

/* ========================================
   お問い合わせセクション
   ======================================== */
.contact {
    background: linear-gradient(135deg, var(--primary-green), var(--primary-green-dark));
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(255, 152, 0, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

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

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.contact-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 8px 30px var(--shadow-strong);
    transition: all 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-10px);
}

.contact-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--white);
    font-size: 1.8rem;
}

.contact-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.contact-link {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-green);
    text-decoration: none;
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

.contact-link:hover {
    color: var(--accent-orange);
}

.contact-note {
    font-size: 0.9rem;
    color: var(--text-light);
}

.contact-form-note {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 15px;
    display: flex;
    gap: 15px;
    align-items: flex-start;
    color: var(--white);
}

.contact-form-note i {
    font-size: 1.5rem;
    margin-top: 5px;
    color: var(--accent-orange-light);
}

.contact-form-note p {
    font-size: 1rem;
    line-height: 1.8;
}

/* ========================================
   フッター
   ======================================== */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 50px 0 30px;
}

.footer-content {
    text-align: center;
    margin-bottom: 30px;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-logo i {
    font-size: 1.8rem;
    color: var(--accent-orange);
}

.footer-text {
    font-size: 1rem;
    line-height: 1.8;
    opacity: 0.8;
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.9rem;
    opacity: 0.7;
}

/* ========================================
   ページトップボタン
   ======================================== */
.scroll-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-dark));
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.3rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 152, 0, 0.4);
    z-index: 999;
}

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

.scroll-top-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(255, 152, 0, 0.5);
}

/* ========================================
   アニメーション
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

/* ========================================
   レスポンシブデザイン
   ======================================== */
@media (max-width: 768px) {
    .hero-title-wrapper {
        flex-direction: column;
        gap: 20px;
    }

    .hero-logo {
        width: 120px;
        height: 120px;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 1.8rem;
        flex-direction: column;
        gap: 10px;
    }

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

    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

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

    .feature-item,
    .feature-item.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
    }

    .feature-image-placeholder {
        font-size: 3rem;
    }

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

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

    .header-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
        padding: 20px 0;
    }

    .logo-image {
        width: 55px;
        height: 55px;
    }

    .logo-main {
        font-size: 1.5rem;
    }

    .logo-sub {
        font-size: 0.7rem;
    }

    section {
        padding: 60px 0;
    }

    .scroll-top-btn {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .hero-logo {
        width: 100px;
        height: 100px;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .opening-badge {
        font-size: 0.9rem;
        padding: 8px 16px;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .btn {
        padding: 14px 28px;
        font-size: 1rem;
    }

    .concept-card,
    .info-card,
    .contact-card {
        padding: 30px 20px;
    }

    .feature-content h3 {
        font-size: 1.4rem;
    }

    .contact-link {
        font-size: 1.2rem;
    }
}